CN110332140A - The control method for fan and electronic equipment of a kind of electronic equipment - Google Patents
The control method for fan and electronic equipment of a kind of electronic equipment Download PDFInfo
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- CN110332140A CN110332140A CN201910707433.3A CN201910707433A CN110332140A CN 110332140 A CN110332140 A CN 110332140A CN 201910707433 A CN201910707433 A CN 201910707433A CN 110332140 A CN110332140 A CN 110332140A
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- temperature
- fan
- electronic equipment
- processor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/303—Temperature
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
This application discloses the control method for fan of a kind of electronic equipment and electronic equipments, this method comprises: obtaining first temperature at the first moment of first position, the first position is processor position；The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range；Based on the first temperature and second temperature, setting is used for the working condition of fan.The control method for fan of the present embodiment, fan work can be accurately controlled according to the actual temperature of electronic equipment, to the noise that effectively control fan generates, it can especially guarantee that fan controls the first temperature and second temperature of electronic equipment in the case where rational state, reduce the number and time that fan arbitrarily rotates, it avoids fan and starts suddenly and stop suddenly or revolving speed increases the phenomenon that reducing suddenly suddenly.
Description
Technical field
This application involves the field of radiating of electronic equipment, the in particular to control method for fan and electronics of a kind of electronic equipment
Equipment.
Background technique
In the electronic equipments such as computer, usually radiated using fan.Fan is a master in the electronic device
The noise source wanted, being managed to it is the technical issues that need to address in the industry.
Summary of the invention
The control method for fan and electronic equipment for being designed to provide a kind of electronic equipment of the embodiment of the present application, this method
The fan for capableing of controlling electronic devices more smoothly rotates, without stopping the phenomenon that starting suddenly suddenly, Neng Gouyou
Effect reduces noise.
In order to solve the above-mentioned technical problem, embodiments herein adopts the technical scheme that a kind of electronic equipment
Control method for fan, comprising:
First temperature at the first moment of first position is obtained, the first position is processor position；
The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range；
Based on the first temperature and second temperature, setting is used for the working condition of fan.
Preferably, the processor is central processing unit and/or graphics processor, the second position is located at the electricity
On the circuit board of sub- equipment.
Preferably, described be based on the first temperature and second temperature, working condition of the setting for fan includes:
Meeting the first range in response to first temperature, the revolving speed for controlling fan is only related to the second temperature,
In, the first range is the range of processor security work.
Preferably, described be based on the first temperature and second temperature, working condition of the setting for fan includes:
Meet the second range in response to the first temperature, the revolving speed for controlling fan is only related to the first temperature, wherein the second model
The temperature value enclosed is higher than the first range.
Preferably, judging whether electronic equipment is in first and makes according to the operating status of the program in pre-set programs group
With mode, wherein first use pattern is associated with first temperature；
If so, closing the fan, or the control fan lower than specific rotation speeds to rotate.
Preferably, judging whether electronic equipment is in first and makes according to the operating status of the program in pre-set programs group
With mode, wherein first use pattern is associated with first temperature；
If so, the component limited in the electronic equipment is run higher than default frequency, first temperature is maintained
In specific range of temperatures.
Preferably, the method also includes presetting the program in the pre-set programs group, and establish described default
The incidence relation of the operating status of program in program groups and the use pattern of the electronic equipment；
Correspondingly, the operating status according to the program in pre-set programs group, judges whether the electronic equipment is located
In the first use pattern specifically: operating status of the detecting described program in the operating system of the electronic equipment；Based on institute
State program operating status and the incidence relation, judge whether the electronic equipment is in the first use pattern.
Preferably, wherein:
Electronic equipment includes passive radiating subassembly, and the heat-sinking capability of the passive radiating subassembly and the maximum of the fan dissipate
Thermal energy power is at special ratios.
The embodiment of the present application also provides a kind of electronic equipment, comprising:
Module is obtained, is configured that the first temperature for obtaining the first moment of first position, the first position is processor
Position；The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range；
Control module, is configured to the first temperature and second temperature, and setting is used for the working condition of fan.
The embodiment of the present application also provides a kind of electronic equipment, comprising: processor and sensor module interconnected；
The sensor module is configured to obtain first temperature at the first moment of first position respectively, and the first position is
Processor position；Obtain the second temperature at the first moment of the second position, the second position and processor position be greater than it is specific away from
From；
The processor is configured to receive first temperature and the second temperature that the sensor module is sent, and
Based on the first temperature and second temperature, setting is used for the working condition of fan.
The control method for fan of the present embodiment can accurately control fan work according to the actual temperature of electronic equipment
Make, so that the noise that effectively control fan generates, can especially guarantee fan by the first temperature of electronic equipment and second
Temperature controls in the case where rational state, reduces the number that arbitrarily rotates of fan and time, avoids fan and starts suddenly and neglects
So stop or revolving speed increases the phenomenon that reducing suddenly suddenly.
Detailed description of the invention
Fig. 1 is the flow chart of the control method for fan of the electronic equipment of the embodiment of the present application；
Fig. 2 is the flow chart of one embodiment of the control method for fan of the embodiment of the present application；
Fig. 3 is the flow chart of another embodiment of the control method for fan of the embodiment of the present application；
Fig. 4 is the relational graph of one embodiment of the fan noise level of the embodiment of the present application and the temperature of electronic equipment；
Fig. 5 is that the comparison of the passive radiating subassembly and original passive radiating subassembly after the increase of the embodiment of the present application is illustrated
Figure；
Fig. 6 is the structural relation schematic diagram of the fan of the embodiment of the present application and the passive radiating subassembly of the CPU after increase；
Fig. 7 is a structural schematic diagram of the electronic equipment of the embodiment of the present application；
Fig. 8 is another structural schematic diagram of the electronic equipment of the embodiment of the present application.
Specific embodiment
The various schemes and feature of the application are described herein with reference to attached drawing.
It should be understood that various modifications can be made to the embodiment applied herein.Therefore, description above should not regard
To limit, and only as the example of embodiment.Those skilled in the art will expect in the scope and spirit of the present application
Other modifications.
The attached drawing being included in the description and forms part of the description shows embodiments herein, and with it is upper
What face provided is used to explain the application together to substantially description and the detailed description given below to embodiment of the application
Principle.
By the description of the preferred form with reference to the accompanying drawings to the embodiment for being given as non-limiting example, the application's
These and other characteristic will become apparent.
It is also understood that although the application is described referring to some specific examples, those skilled in the art
Member realizes many other equivalents of the application in which can determine, they have feature as claimed in claim and therefore all
In the protection scope defined by whereby.
When read in conjunction with the accompanying drawings, in view of following detailed description, above and other aspect, the feature and advantage of the application will become
It is more readily apparent.
The specific embodiment of the application is described hereinafter with reference to attached drawing；It will be appreciated, however, that applied embodiment is only
Various ways implementation can be used in the example of the application.Known and/or duplicate function and structure and be not described in detail to avoid
Unnecessary or extra details makes the application smudgy.Therefore, applied specific structural and functionality is thin herein
Section is not intended to restrictions, but as just the basis of claim and representative basis be used to instructing those skilled in the art with
Substantially any appropriate detailed construction diversely uses the application.
This specification can be used phrase " in one embodiment ", " in another embodiment ", " in another embodiment
In " or " in other embodiments ", it can be referred to one or more of the identical or different embodiment according to the application.
Electronic equipment is usually radiated using fan, it is a kind of control fan method be using sensor detecting system
Temperature heat is controlled using corresponding rotation speed of the fan when temperature is increased to different temperatures section.Make when a kind of method
With the temperature of sensor sensing first position, the temperature of the first position is the temperature of processor position.That is, when detecting biography
When the temperature of sensor position meets specific sections, the corresponding revolving speed of fan is set.
Fig. 1 is the flow chart of the control method for fan of the electronic equipment of the embodiment of the present application, one kind of the embodiment of the present application
The control method for fan of electronic equipment can apply the fan for having heat spreading function in laptop, desktop computer, all-in-one machine etc.
Electronic equipment on, as shown in Figure 1, method includes the following steps:
S1 obtains first temperature at the first moment of first position, and first position is processor position.It is arranged in electronic equipment
There is processor, which is that the main component of electronic equipment may include the device of at least one type, the temperature of processor
It needs to be maintained at and can make its normal work in an appropriate range, in the present embodiment, the first of the first moment of acquisition
Temperature is the temperature of processor position, and processor position can be processor cores, is also possible to processor outer wall, can also be
Other positions relevant to processor etc..In addition, setting can be passed through when obtaining first temperature at the first moment of first position
It is obtained in the temperature inductor of first position, so as to obtain first temperature in time.
S2, obtains the second temperature at the first moment of the second position, and the second position and processor position are greater than specific range.The
Two positions can be the other positions in electronic equipment, as electronic equipment mainboard on other positions or electronic equipment master
Other positions etc. in machine, the second position distance processor position are greater than specific range, therefore available to being different from the
The second temperature of one temperature, second temperature can be temperature (other portions of other components different from processor of electronic equipment
The location of part is the second position).It can also be by setting the when obtaining the second temperature at the first moment of the second position
The temperature inductor of two positions obtains, so as to obtain the second temperature in time.
S3, is based on the first temperature and second temperature, and setting is used for the working condition of fan.Specifically, in the present embodiment
The working condition for cooling fan is set based on two temperature of the first temperature and second temperature, such as simultaneously based on processing
The temperature of other important components controls the rotation of fan in the temperature and electronic equipment of device position, in this way since can integrate and examine
Consider the actual temperature of all parts of electronic equipment, and then fan is controlled again, so as to reach accurate control fan
Purpose.In one embodiment, the relationship of the first temperature, second temperature and rotation speed of the fan can be pre-established, thus according to
The relationship controls fan work；Fan work can also be controlled according to second temperature when the first temperature belongs to a certain particular range
Make；It can also be certainly specific to use when second temperature belongs to a certain particular range according to the first temperature controlled fan work etc.
Which kind of mode can according to the relevant information (such as hardware information, software information, structure tectonic information) of electronic equipment itself come
Setting.In another embodiment, as shown in figure 4, the first temperature and second temperature can be based on, the cranking time of fan is controlled
(time from stopping operating to starting turning), so that the cranking time is more than particular value, such as larger than original time section, so that wind
The cranking time of fan further reduced fan and make an uproar compared to extending according only to the first temperature come cranking time when controlling fan
Sound.
The control method for fan of the present embodiment can accurately control fan work according to the actual temperature of electronic equipment
Make, so that the noise that effectively control fan generates, can especially guarantee fan by the first temperature of electronic equipment and second
Temperature controls in the case where rational state, reduces the number that arbitrarily rotates of fan and time, avoids fan and starts suddenly and neglects
So stop or revolving speed increases the phenomenon that reducing suddenly suddenly.
Preferably, processor is central processing unit and/or graphics processor, the second position is located at the circuit of electronic equipment
On plate.Specifically, electronic equipment can be the equipment such as computer, be electricity with central processing unit and graphics processor
The important component of sub- equipment, temperature can be adjusted by fan, the temperature of corresponding central processing unit if rotation speed of the fan improves
The temperature of degree and graphics processor can decline accordingly.In one embodiment, processor is central processing unit, second set
In on the circuit board (such as mainboard) of electronic equipment, then the first temperature is the temperature of central processing unit, and second temperature is circuit board temperature
Degree or mainboard temperature；In another embodiment, processor is graphics processor, and the second position is located at the circuit board of electronic equipment
On (such as mainboard), then the first temperature is the temperature of graphics processor, and second temperature is circuit board temperature or mainboard temperature；Another
In a embodiment, processor is central processing unit, and the second position is located on the circuit board of graphics processor, then during the first temperature is
Central processor temperature, second temperature are graphics processor temperature.
In one embodiment of the application, described based on the first temperature and second temperature, setting is used for the work of fan
Make state the following steps are included: meeting the first range in response to the first temperature, the revolving speed for controlling fan is only related to second temperature,
Wherein, the first range is the range of processor security work.
Specifically, the range of processor security work refers to that in the temperature range, processor can normally without reason
The work of barrier, in the temperature range, processor still is able to bear certain temperature unlifting pressure, can not need immediately
Increase the heat dissipation effect of fan.First range can be according to the relevant specific hardware configuration of processor and processor, knot
Structure construction or empirical value carry out synthetic setting, such as corresponding first range of first processor can be set smaller than 95 Celsius
Degree, i.e. be considered the range of processor security work when the first temperature is less than 95 degrees Celsius, thus control the revolving speed of fan only and
Second temperature is related, i.e., under the premise of the first temperature is less than 95 degrees Celsius, can according to second temperature (such as mainboard temperature) come
The revolving speed for controlling fan can increase if second temperature increases, and can control rotation speed of the fan increase, and second temperature reduces then
It can control rotation speed of the fan reduction.
The other is in embodiment, when the first temperature reaches the first temperature threshold, and second temperature is to second temperature threshold
When value, the revolving speed for controlling fan is only related to the first temperature, i.e., controls fan work according to the first temperature threshold, wherein first
Temperature threshold is corresponding with second temperature threshold value.In conjunction with Fig. 4 for example, when central processor temperature 45 degree to 48 degree it
Between, corresponding mainboard temperature between 35 degree to 40 degree, at this time according to central processor temperature by the control of the revolving speed of fan the
One speed makes its noise figure (fan noise is horizontal) control in 22dBA；When the central processing unit temperature in the temperature of electronic equipment
Degree is between 48 degree to 52 degree, and the mainboard temperature in the temperature of corresponding electronic equipment is between 40 degree to 45 degree, basis at this time
Central processor temperature controls the revolving speed of fan in second speed, its noise figure (fan noise is horizontal) control is made to exist
25dBA；When central processor temperature is between 52 degree to 58 degree, corresponding mainboard temperature is between 45 degree to 50 degree, root at this time
The revolving speed of fan is controlled in third speed according to central processor temperature, makes the control of its noise figure in 28dBA etc..
In one embodiment of the application, described based on the first temperature and second temperature, setting is used for the work of fan
Make state the following steps are included: meeting the second range in response to the first temperature, the revolving speed for controlling fan is only related to the first temperature,
Wherein, the temperature value of the second range is higher than the first range.
Specifically, the second range can be the range of the non-security work of processor, and in the temperature range, processor is simultaneously
Cannot normally work, in the temperature range, processor cannot bearing temperature unlifting pressure again, or even current temperature cannot be born
The pressure of degree needs vertical heat dissipation, i.e., increases the revolving speed of fan immediately.Second range can be according to processor and processor phase
Specific hardware configuration, structure construction or the empirical value closed carrys out synthetic setting, such as can be by first processor corresponding the
Two ranges are set greater than or are equal to 95 degrees Celsius, i.e. the first temperature is considered the non-peace of processor when being greater than or equal to 95 degrees Celsius
The range to work entirely needs so that the revolving speed for controlling fan is only related to the first temperature immediately according to the first temperature to processing
Device radiates, and such as when the first temperature is greater than or equal to 95 degrees Celsius, no matter whether second temperature is in lower value, also immediately
Increase rotation speed of the fan, so that the first temperature is reduced, to guarantee that processor will not be damaged since temperature is excessively high.
In one embodiment of the application, as shown in Fig. 2, the control method for fan is further comprising the steps of:
S4 judges whether electronic equipment is in the first use pattern according to the operating status of the program in pre-set programs group,
Wherein the first use pattern is associated with the first temperature；
S5, if so, closing fan, or control fan lower than specific rotation speeds to rotate.
Specifically, the first use pattern is a kind of use state of electronic equipment, the electronics under first use pattern
Equipment is in the state of underloading, i.e., will not consume excessive system resource and the first temperature and second temperature is made to maintain higher number
Value, in the present embodiment electronic equipment in the first mode of use when, the first temperature is in the relatively low range of temperature, such as
Electronic equipment does not run large program, and it is only to have used consumption that not excessive, which uses central processing unit and other component,
The lesser program of system resource, at this time by the embedded controller of electronic equipment (EC) close fan, or control fan with
Lower than specific rotation speeds rotate, will not make while so as to extend fan service life in electronic equipment temperature (including
First temperature, second temperature and other temperature) it is excessively high.And the judgement of the first use pattern whether is in for electronic equipment, it can
Judged by operating status by the program in pre-set programs group (can correspond to list list or other records in the form of), this is pre-
If program groups can according to need customized.In one embodiment, such as pre-set programs group includes office, online
The programs such as movie, web blower, idle then may be used when judging that electronic equipment has only run office using operating system
To determine that electronic equipment is in the first use pattern, the relevant information of the first use pattern locating for electronic equipment can also be sent out
The embedded controller of electronic equipment is given, so that embedded controller closes fan, or control fan to be lower than specific turn
Speed rotation；It in another embodiment, such as in pre-set programs group include at the first game, the second graphics software and third video display
Reason software etc. (software consumes a large amount of system resources and will lead to the first temperature and second temperature raising), if it is determined that electronics
Equipment has run the first game, then judges that electronic equipment is not in the first use pattern, then control fan and keep it turned on.
In addition, electronic equipment in the first mode of use when, the first temperature is in the relatively low range of temperature, when true
When determining electronic equipment and being in the first use pattern, the cranking time of fan can be controlled (from stopping automatically or according to user command
Turn to the time started turning) so that the cranking time is more than particular value, such as larger than original time section, so that fan rises
Turn the time compared to extending according only to the first temperature come cranking time when controlling fan, such as by the cranking time of fan by original
This 5 seconds, extend to 1 minute, and are to correspond to 25db by the rotation speed change to correspond to 20db sound of script in rotation
The revolving speed of sound brings into operation.In one embodiment, the cranking time of fan is controlled, so that the cranking time is more than particular value
Specific control method, a series of non-essential specific programs can also be forbidden to transport immediately by directly ordering control
Row, extends the cranking time of fan from realization, such as can forbid more new virus immediately with the background program of screening electronic equipment
Library, system program avoid it from consuming system resource, to guarantee that the first temperature, second temperature and other temperature parameters will not
It is excessively high, allow fan to delay operation.
In one embodiment of the application, as shown in figure 3, the control method for fan is further comprising the steps of:
S6 judges whether electronic equipment is in the first use pattern according to the operating status of the program in pre-set programs group,
Wherein the first use pattern is associated with the first temperature；
S7 maintains the first temperature specific if so, the component in limitation electronic equipment is run higher than default frequency
In temperature range, which can be completed by the basic input output system of electronic equipment.
Specifically, similar with above-described embodiment, which is a kind of use state of electronic equipment,
Under first use pattern electronic equipment be in underloading state, i.e., will not consume excessive system resource make the first temperature and
Second temperature maintains high value.The judgement of the first use pattern whether is in for electronic equipment, it can be by presetting journey
The operating status of program in sequence group judges.In the present embodiment, when judging that electronic equipment is in the first use pattern, pass through
Component in basic input output system (BIOS) the limitation electronic equipment of electronic equipment is run higher than default frequency, by first
Temperature maintains in specific range of temperatures, if limited the component overclocking in electronic equipment, but with specified frequency operation (only with
Rated frequency operation just can complete the support to the first use pattern), the consumption of system power is reduced, so that electronic equipment
Temperature (including the first temperature, second temperature and other temperature) will not maintain higher temperature value, normally make in guarantee user
Other meaningless movements are raised speed or done with fan will not be controlled while electronic equipment.
In one embodiment of the application, which further includes the journey preset in pre-set programs group
Sequence, and establish the incidence relation of the operating status of program in pre-set programs group and the use pattern of electronic equipment；
Correspondingly, the operating status according to the program in pre-set programs group, judges whether electronic equipment is in
One use pattern specifically: operating status of the detection process in the operating system of electronic equipment；Operating status based on program
And incidence relation, judge whether electronic equipment is in the first use pattern.
Specifically, the program needs in pre-set programs group are preset, and are such as by the program setting in pre-set programs group
Each lesser program of system resources consumption, such as above-mentioned office, the programs such as online movie, web blower, idle,
If it find that there is any program operation it may be considered that electronic equipment is in the first use pattern in the pre-set programs group；It can also be with
It will be the biggish program of each system resources consumption by the program setting in pre-set programs group, as included first in pre-set programs group
(software consumes a large amount of system resources and will lead to the first temperature for game, the second graphics software and third video display processing software etc.
Degree and second temperature increase), if it find that there is any program operation it may be considered that electronic equipment is in the pre-set programs group
Second use pattern.It specifically can be by detecting fortune of the program in above-mentioned pre-set programs group in the operating system of electronic equipment
Row state, and judged by operating system, that is, pass through the program of operating system identification operation；It is then based on the fortune of program
Row state and incidence relation, judge whether electronic equipment is in the first use pattern, the in this way in characterization light-load mode
One use pattern is in the second use pattern etc. for characterizing heavily loaded mode.
In one embodiment of the application, in conjunction with Fig. 5 and Fig. 6, electronic equipment includes passive radiating subassembly, passive to radiate
The heat-sinking capability of component and the maximum heat-sinking capability of fan are at special ratios.Passive radiating subassembly can be the knot that can be radiated
Structure, such as cooling fin, heat sink strip, heat-dissipating pipe, passive radiating subassembly can be according to the maximum heat-sinking capability of fan in the present embodiment
Construction.For example, the first passive radiating subassembly and the second passive radiating subassembly of electronic equipment can be constructed, such as enhance radiating subassembly
Area increases heat dissipation tube thickness, increases heat-dissipating pipe width, extends heat dissipation length of tube, increases graphite copper foil aluminium foil heat dissipation etc.,
The maximum heat-sinking capability of the heat-sinking capability and fan that make entire passive radiating subassembly such as keeps one to one ratio at special ratios
(each accounting for 50%), the special ratios can avoid the hardware (such as CPU) of electronic equipment during controlling fan rotation
It is damaged since temperature is excessively high, such as can be in the cranking time of control fan, and the cranking time is made to be more than particular value
During, it can be radiated in time by passive radiating subassembly, ensure that fan does not open heat dissipation when turning.The passive radiating subassembly
It can be set in processor position or other key positions, so that the components such as processor be helped to radiate.The passive radiating subassembly
Setting can ensure increase control fan flexibility ratio, such as control fan cranking time (from stopping operating to starting turning
Time), so that the cranking time be more than particular value.For example, due to being provided with passive radiating subassembly in electronic equipment, when
When operation of the user using electronic equipment to carry out low-power consumption, video such as is watched using electronic equipment, at this time electronic device power
Consumption is smaller, such as only maintains the power consumption of 3w-5w that can control due to pre-setting passive radiating subassembly appropriate
Fan processed is static, or with the work status of slow-speed of revolution low-power consumption, will not cause temperature (including the first temperature of electronic equipment
Degree, second temperature and other temperature parameters) raising, further reduced the noise as caused by fan.
The embodiment of the present application also provides a kind of electronic equipment, as shown in fig. 7, comprises:
Module is obtained, is configured that the first temperature for obtaining the first moment of first position, first position is processor position
It sets；The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range.
Processor is provided in electronic equipment, which is that the main component of electronic equipment may include at least one class
The device of type, the temperature of processor, which needs to be maintained at, can make its normal work in an appropriate range, in the present embodiment,
The first temperature for obtaining the first moment that module obtains is the temperature of processor position, and processor position can be in processor
Core is also possible to processor outer wall, can also be other positions relevant to processor etc..In addition, obtaining module is obtaining the
It can be obtained by the way that the temperature inductor of first position is arranged in when first temperature at one first moment of position, so as to and
When obtain first temperature.
The second position can be the other positions in electronic equipment, as electronic equipment mainboard on other positions or electricity
Other positions etc. in the host of sub- equipment, which is greater than specific range, therefore obtains module
It is available to different from the first temperature second temperature, second temperature can be electronic equipment be different from processor it is other
The temperature of component (the location of other components are the second position).It obtains module and is obtaining the second of the first moment of the second position
It can also be obtained by the way that the temperature inductor of the second position is arranged in when temperature, so as to obtain the second temperature in time.
Control module, is configured to the first temperature and second temperature, and setting is used for the working condition of fan.
Specifically, control module is set based on two temperature of the first temperature and second temperature for dissipating in the present embodiment
The working condition of the fan of heat, for example, simultaneously in temperature based on processor position and electronic equipment other important components temperature
Control the rotation of fan, in this way since can comprehensively consider electronic equipment all parts actual temperature, and then again to wind
Fan is controlled, so as to achieve the purpose that accurately to control fan.In one embodiment, control module can pre-establish
The relationship of first temperature, second temperature and rotation speed of the fan, to control fan work according to the relationship；It can also be in the first temperature
Fan work is controlled according to second temperature when belonging to a certain particular range；It can also be when second temperature belongs to a certain particular range
It, certainly specifically can be according to the relevant information of electronic equipment itself using which kind of mode according to the first temperature controlled fan work etc.
(such as hardware information, software information, structure tectonic information) is set.In another embodiment, as shown in figure 4, control mould
Block can be based on the first temperature and second temperature, control the cranking time (time from stopping operating to starting turning) of fan,
So that the cranking time is more than particular value, such as larger than original time section, so that the cranking time of fan is compared according only to the first temperature
Degree extends come cranking time when controlling fan.Doing so can be beneficial to noise control, is usually present such scene,
The load of CPU increases suddenly in a short period of time, causes the temperature of the position CPU to increase suddenly, but load just has dropped quickly,
Temperature also declines therewith.If carrying out fan control according only to the first temperature, fan can accelerate suddenly, then unexpected reduction of speed,
Generate noise.And if codetermining rotation speed of the fan according to the first temperature and second temperature, when the raising of the first temperature, but do not have also
Have when being increased to CPU and being unable to the temperature of trouble free service, second temperature is detected, whether the temperature for detecting CPU increase
Electronic equipment is transmitted to from the remote position CPU, is increased if second temperature is significant not yet, can control fan wouldn't add
Speed has also significantly increased until the temperature height of first position has been unable to trouble free service or second temperature to CPU, has just controlled wind
Fan accelerates rotation.If CPU of short duration temperature is quickly fallen after rise after increasing again, the significant changes of the temperature of the second position are not caused,
Fan can't accelerate, and avoid the generation of noise.Wherein, the second position can be located on mainboard, can be set and key
Disk or the slightly close position of Trackpad, the temperature of the sensor a degree of can be represented machine surface user and can be arrived with touch-control
The temperature of position can comprehensively consider user to the dual of noise and surface temperature that is, in the scheme of the embodiment of the present application
It is required that electronic equipment surface will not be made hot, influence user experience in the case where controlling noise.
The electronic equipment of the present embodiment can accurately control fan work according to its actual temperature, to effectively control
The noise that fan processed generates can especially guarantee that fan controls the first temperature and second temperature of electronic equipment in reasonable shape
In the case where state, the number that arbitrarily rotates of fan and time are reduced, fan is avoided and starts suddenly and stop suddenly or revolving speed is neglected
So increase the phenomenon that reducing suddenly.
Preferably, processor is central processing unit and/or graphics processor, the second position is located at the circuit of electronic equipment
On plate.Specifically, electronic equipment can be the equipment such as computer, be electricity with central processing unit and graphics processor
The important component of sub- equipment, temperature can be adjusted by fan, the temperature of corresponding central processing unit if rotation speed of the fan improves
The temperature of degree and graphics processor can decline accordingly.In one embodiment, processor is central processing unit, second set
In on the circuit board (such as mainboard) of electronic equipment, then the first temperature is the temperature of central processing unit, and second temperature is circuit board temperature
Degree or mainboard temperature；In another embodiment, processor is graphics processor, and the second position is located at the circuit board of electronic equipment
On (such as mainboard), then the first temperature is the temperature of graphics processor, and second temperature is circuit board temperature or mainboard temperature；Another
In a embodiment, processor is central processing unit, and the second position is located on the circuit board of graphics processor, then during the first temperature is
Central processor temperature, second temperature are graphics processor temperature.
In one embodiment of the application, control module is further configured to: meeting the first model in response to the first temperature
It encloses, the revolving speed for controlling fan is only related to second temperature, wherein the first range is the range of processor security work.
Specifically, the range of processor security work refers to that in the temperature range, processor can normally without reason
The work of barrier, in the temperature range, processor still is able to bear certain temperature unlifting pressure, can not need immediately
Increase the heat dissipation effect of fan.First range can be according to the relevant specific hardware configuration of processor and processor, knot
Structure construction or empirical value carry out synthetic setting, such as corresponding first range of first processor can be set smaller than 95 Celsius
Degree is considered the range of processor security work when i.e. the first temperature is less than 95 degrees Celsius, thus control module control fan
Revolving speed is only related to second temperature, i.e., can be according to second temperature (such as mainboard under the premise of the first temperature is less than 95 degrees Celsius
Temperature) revolving speed of fan is controlled, it can be increased if second temperature increases, can control rotation speed of the fan increase, second temperature
Reduction then can control rotation speed of the fan reduction.
The other is in embodiment, when the first temperature reaches the first temperature threshold, and second temperature is to second temperature threshold
When value, the revolving speed that control module controls fan is only related to the first temperature, i.e., controls fan work according to the first temperature threshold,
In, the first temperature threshold is corresponding with second temperature threshold value.In conjunction with Fig. 4 for example, when the center in the temperature of electronic equipment
Temperature of processor between 45 degree to 48 degree, the mainboard temperature in the temperature of corresponding electronic equipment between 35 degree to 40 degree,
Control module controls the revolving speed of fan in First Speed according to central processor temperature at this time, and making its noise figure, (fan is made an uproar
Sound is horizontal) it controls in 22dBA；When central processor temperature is between 48 degree to 52 degree, corresponding mainboard temperature is at 40 degree to 45
Between degree, control module controls the revolving speed of fan in second speed according to central processor temperature at this time, makes its noise figure
Control is in 25dBA；When central processor temperature is between 52 degree to 58 degree, corresponding mainboard temperature between 45 degree to 50 degree,
Control module controls the revolving speed of fan in third speed according to central processor temperature at this time, and the control of its noise figure is made to exist
28dBA etc..
In one embodiment of the application, control module is further configured to: meeting the second model in response to the first temperature
It encloses, the revolving speed for controlling fan is only related to the first temperature, wherein the temperature value of the second range is higher than the first range.
Specifically, the second range can be the range of the non-security work of processor, and in the temperature range, processor is simultaneously
Cannot normally work, in the temperature range, processor cannot bearing temperature unlifting pressure again, or even current temperature cannot be born
The pressure of degree needs vertical heat dissipation, i.e., increases the revolving speed of fan immediately.Second range can be according to processor and processor phase
Specific hardware configuration, structure construction or the empirical value closed carrys out synthetic setting, such as can be by first processor corresponding the
Two ranges are set greater than or are equal to 95 degrees Celsius, i.e. the first temperature is considered the non-peace of processor when being greater than or equal to 95 degrees Celsius
The range to work entirely needs immediately so that the revolving speed of control module control fan is only related to the first temperature according to the first temperature
Degree radiates to processor, and such as when the first temperature is greater than or equal to 95 degrees Celsius, no matter whether second temperature is in lower
Value, also increases rotation speed of the fan immediately, so that the first temperature is reduced, to guarantee that processor will not be damaged since temperature is excessively high.
In one embodiment of the application, control module is further configured to:
According to the operating status of the program in pre-set programs group, judge whether electronic equipment is in the first use pattern,
In the first use pattern it is associated with the first temperature；
If so, controller closes fan, or control fan to rotate lower than specific rotation speeds.
Specifically, the first use pattern is a kind of use state of electronic equipment, the electronics under first use pattern
Equipment is in the state of underloading, i.e., will not consume excessive system resource and the first temperature and second temperature is made to maintain higher number
Value, in the present embodiment electronic equipment in the first mode of use when, the first temperature is in the relatively low range of temperature, such as
Electronic equipment does not run large program, and it is only to have used consumption that not excessive, which uses central processing unit and other component,
The lesser program of system resource, control module closes fan, or control by the embedded controller (EC) of electronic equipment at this time
Fan processed will not make the temperature in electronic equipment to rotate lower than specific rotation speeds while so as to extend fan service life
It is excessively high to spend (including the first temperature, second temperature and other temperature).And control module makes for whether electronic equipment is in first
With the judgement of mode, the operation of the program in pre-set programs group (list list or other record forms can be corresponded to) can be passed through
State judges that the pre-set programs group can according to need customized.In one embodiment, such as pre-set programs group includes
The programs such as office, online movie, web blower, idle, when judging that electronic equipment is only run using operating system
It when office, then can determine that electronic equipment is in the first use pattern, locating for electronic equipment first can also be used
The relevant information of mode is sent to the embedded controller of electronic equipment, so that embedded controller closes fan, or control
Fan lower than specific rotation speeds to rotate；It in another embodiment, such as include the first game, the second drawing in pre-set programs group
(software consumes a large amount of system resources and will lead to the first temperature and second temperature liter for software and third video display processing software etc.
It is high), if it is determined that electronic equipment has run the first game, then judges that electronic equipment is not in the first use pattern, then control
Module control fan is kept it turned on.In addition, electronic equipment in the first mode of use when, it is opposite that the first temperature is in temperature
In lower range, when determining that electronic equipment is in the first use pattern, control module can automatically or according to user command,
The cranking time (time from stopping operating to starting turning) of fan is controlled, so that the cranking time is more than particular value, it is such as big
In original time section, so that the cranking time of fan extends compared to according only to the first temperature to control cranking time when fan
, such as the cranking time of fan extended to 1 minute by 5 seconds of script, and in rotation by script to correspond to 20db
The rotation speed change of sound is to be brought into operation with the revolving speed for corresponding to 25db sound.In one embodiment, control module controls fan
Cranking time so that the cranking time be more than particular value specific control method, can be by directly ordering control, can also
To forbid a series of non-essential specific programs to run immediately, from the cranking time for realizing extension fan, such as can be with screening electricity
The background program of sub- equipment is forbidden updating virus base, system program immediately, it is avoided to consume system resource, to guarantee first
Temperature, second temperature and other temperature parameters are not too high, and fan is allowed to delay operation.
In one embodiment of the application, control module is further configured to:
According to the operating status of the program in pre-set programs group, judge whether electronic equipment is in the first use pattern,
In the first use pattern it is associated with the first temperature；
If so, the component in limitation electronic equipment is run higher than default frequency, the first temperature is maintained into specific temperature
It spends in range, which can be completed by the basic input output system of electronic equipment.
Specifically, similar with above-described embodiment, which is a kind of use state of electronic equipment,
Under first use pattern electronic equipment be in underloading state, i.e., will not consume excessive system resource make the first temperature and
Second temperature maintains high value.The judgement of the first use pattern whether is in for electronic equipment, control module can lead to
The operating status of the program crossed in pre-set programs group judges.In the present embodiment, when judging that electronic equipment is in first using mould
When formula, the component in electronic equipment is limited by the basic input output system (BIOS) of electronic equipment and is transported higher than default frequency
Row, the first temperature is maintained in specific range of temperatures, as limited the component overclocking in electronic equipment, but with specified frequency
Rate operation (only just can complete the support to the first use pattern with rated frequency operation), reduce the consumption of system power, make
The temperature (including the first temperature, second temperature and other temperature) for obtaining electronic equipment will not maintain higher temperature value, protect
Fan speed-raising will not be controlled while demonstrate,proving user's normal use electronic equipment or does other meaningless movements.
In one embodiment of the application, electronic equipment further includes presetting module, which is configured to set in advance
Determine the program in pre-set programs group, and establishes the operating status of program in pre-set programs group and the use pattern of electronic equipment
Incidence relation；
Correspondingly, control module concrete configuration are as follows: operating status of the detection process in the operating system of electronic equipment；Base
In the operating status and incidence relation of program, judge whether electronic equipment is in the first use pattern.
Specifically, the program in pre-set programs group needs presetting module to preset, such as by the journey in pre-set programs group
Sequence is set as the lesser program of each system resources consumption, such as above-mentioned office, online movie, web blower,
The programs such as idle, if control module finds have any program operation it may be considered that electronic equipment is in the pre-set programs group
First use pattern；Program setting in pre-set programs group can also will be that each system resources consumption is biggish by presetting module
It include that (software consumes for the first game, the second graphics software and third video display processing software in program, such as pre-set programs group
A large amount of system resources simultaneously will lead to the first temperature and second temperature raising), if control module finds have in the pre-set programs group
Any program operation is it may be considered that electronic equipment is in the second use pattern.It specifically can be by detecting above-mentioned pre-set programs group
In operating status of the program in the operating system of electronic equipment, and judged by operating system, that is, pass through operation
The program of system identification operation；It is then based on the operating status and incidence relation of program, judges whether electronic equipment is in
One use pattern, the first use pattern in this way in characterization light-load mode, be in the heavily loaded mode of characterization second use
Mode etc..
In one embodiment of the application, in conjunction with Fig. 5 and Fig. 6, electronic equipment includes passive radiating subassembly, passive to radiate
The heat-sinking capability of component and the maximum heat-sinking capability of fan are at special ratios.Passive radiating subassembly can be the knot that can be radiated
Structure, such as cooling fin, heat sink strip, heat-dissipating pipe, passive radiating subassembly can be according to the maximum heat-sinking capability of fan in the present embodiment
Construction in advance.For example, the first passive radiating subassembly and the second passive radiating subassembly of electronic equipment can be constructed, such as enhancing heat dissipation
Component area increases the tube thickness that radiates, and increases heat-dissipating pipe width, extends heat dissipation length of tube, increases graphite copper foil aluminium foil heat dissipation hand
Section etc., the maximum heat-sinking capability of the heat-sinking capability and fan that make entire passive radiating subassembly such as keep one to one at special ratios
Ratio (each accounting for 50%), the special ratios can control fan rotation during, avoid the hardware of electronic equipment (such as
CPU etc.) it is damaged since temperature is excessively high, such as can be in the cranking time of control fan, and make the cranking time be more than
It during particular value, can be radiated in time by passive radiating subassembly, ensure that fan does not open heat dissipation when turning.This is passively dissipated
Hot component can be set in processor position or other key positions, so that the components such as processor be helped to radiate.This is passively dissipated
The setting of hot component can ensure to increase the flexibility ratio of control fan, such as control the cranking time of fan (from stopping operating to opening
Begin the time rotated) so that the cranking time is more than particular value.For example, due to being provided with passive heat dissipation in electronic equipment
Component such as watches video using electronic equipment, electronics is set at this time when operation of the user using electronic equipment to carry out low-power consumption
Standby power consumption is smaller, such as only maintains the power consumption of 3w-5w, due to pre-setting passive radiating subassembly appropriate,
It can control that fan is static, or with the work status of slow-speed of revolution low-power consumption, the temperature (including of electronic equipment will not be caused
One temperature, second temperature and other temperature parameters) raising, further reduced the noise as caused by fan.
The embodiment of the present application also provides a kind of electronic equipment, as shown in Figure 8, comprising: processor interconnected and biography
Sensor component；
Sensor module is configured to obtain first temperature at the first moment of first position respectively, and first position is processor position
It sets；The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range；
Processor is configured to the first temperature and second temperature of receiving sensor component transmission, and based on the first temperature and the
Two temperature, setting are used for the working condition of fan.
Above embodiments are only the exemplary embodiment of the application, are not used in limitation the application, the protection scope of the application
It is defined by the claims.Those skilled in the art can make respectively the application in the essence and protection scope of the application
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as falling within the scope of protection of this application.
Claims (10)
1. the control method for fan of a kind of electronic equipment, comprising:
First temperature at the first moment of first position is obtained, the first position is processor position；
The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range；
Based on the first temperature and second temperature, setting is used for the working condition of fan.
2. according to the method described in claim 1, the processor is central processing unit and/or graphics processor, described second
Position is located on the circuit board of the electronic equipment.
3. according to the method described in claim 1,
Described to be based on the first temperature and second temperature, working condition of the setting for fan includes:
Meet the first range in response to first temperature, the revolving speed for controlling fan is only related to the second temperature, wherein the
One range is the range of processor security work.
4. according to the method described in claim 2,
Described to be based on the first temperature and second temperature, working condition of the setting for fan includes:
Meet the second range in response to the first temperature, the revolving speed for controlling fan is only related to the first temperature, wherein the second range
Temperature value is higher than the first range.
5. according to the method described in claim 1, the method also includes:
According to the operating status of the program in pre-set programs group, judge whether electronic equipment is in the first use pattern, wherein institute
It is associated with first temperature to state the first use pattern；
If so, closing the fan, or the control fan lower than specific rotation speeds to rotate.
6. according to the method described in claim 1, the method also includes:
According to the operating status of the program in pre-set programs group, judge whether electronic equipment is in the first use pattern, wherein institute
It is associated with first temperature to state the first use pattern；
If so, the component limited in the electronic equipment is run higher than default frequency, first temperature is maintained into spy
Determine in temperature range.
7. method according to claim 5 or 6, the method also includes presetting the journey in the pre-set programs group
Sequence, and establish the incidence relation of the operating status of program in the pre-set programs group and the use pattern of the electronic equipment；
Correspondingly, the operating status according to the program in pre-set programs group, judges whether the electronic equipment is in
One use pattern specifically: operating status of the detecting described program in the operating system of the electronic equipment；Based on the journey
The operating status of sequence and the incidence relation, judge whether the electronic equipment is in the first use pattern.
8. according to the method described in claim 1, wherein:
Electronic equipment includes passive radiating subassembly, the heat-sinking capability of the passive radiating subassembly and the maximum heat radiation energy of the fan
Power is at special ratios.
9. a kind of electronic equipment, comprising:
Module is obtained, is configured that the first temperature for obtaining the first moment of first position, the first position is processor position
It sets；The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range；
Control module, is configured to the first temperature and second temperature, and setting is used for the working condition of fan.
10. a kind of electronic equipment, comprising: processor and sensor module interconnected；
The sensor module is configured to obtain first temperature at the first moment of first position respectively, and the first position is processing
Device position；The second temperature at the first moment of the second position is obtained, the second position and processor position are greater than specific range；
The processor is configured to receive first temperature and the second temperature that the sensor module is sent, and is based on
First temperature and second temperature, setting are used for the working condition of fan.
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