CN106481432A - A kind of intelligent fan system for vehicle and its control method - Google Patents
A kind of intelligent fan system for vehicle and its control method Download PDFInfo
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- CN106481432A CN106481432A CN201611263722.1A CN201611263722A CN106481432A CN 106481432 A CN106481432 A CN 106481432A CN 201611263722 A CN201611263722 A CN 201611263722A CN 106481432 A CN106481432 A CN 106481432A
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- rotating shaft
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- piston
- pressure source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/06—Controlling of coolant flow the coolant being cooling-air by varying blade pitch
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to technical field of engines, disclose a kind of intelligent fan system for vehicle, including ECU, pressure source and varied angle fan, varied angle fan includes fan main body, the blade twist angle governor motion located at fan main body and blade assembly, blade assembly includes blade and flabellum rotating shaft, is provided with rotating shaft rocker piece in flabellum rotating shaft；Flabellum rotating shaft is articulated in fan main body；Blade twist angle governor motion includes lid, lower cover and piston, and upper lid is provided with pressure source groove towards the side of lower cover, is covered with medium channel upper, piston is slidably sheathed on pressure source groove, is collectively defined as accommodating the pressure source chamber of medium；It is provided with spring between piston and lower cover；Clicking section with the cooperation of rotating shaft rocker piece is provided with the outer wall of piston.This intelligent fan system can improve fan efficiency, reduce engine consumption, so that fan coolling ability is matched with electromotor actual condition all the time.The present invention also provides a kind of control method of intelligent fan system.
Description
Technical field
The present invention relates to technical field of engines, more particularly to a kind of intelligent fan system for vehicle and its control
Method.
Background technology
Automobile engine must obtain the cooling of appropriateness under high-temperature work environment, maintains it at a temperature of suitable
Work, could meet the requirement of the good service behaviour of electromotor, durability and discharge environmental protection.Engine-cooling system rises at this
Pivotal role.Cooling fan as the key components and partss of cooling system, its work quality, efficiency, power consumption many
Few all have very big relation with it.In the cooling system commonly used at present, cooling liquid is dissipated through blood circulation, then by radiator
Making engine cooling, cooling fan is used for passing through wind speed forced air supplement to radiator heat, to meet electromotor appropriateness cooling
Need.
The size of engine blower air quantity is substantially dependent upon the height of wind speed and the size crossing wind area.Cross wind area phase
With wind speed is higher, and air quantity is bigger；Wind speed is identical, and wind area excessively is bigger, and air quantity is bigger.The height of wind speed depends primarily on fan
The shape of blade, area, height and rotating speed.Traditional fan blade shape design, area, height etc. are definite value, fan
Rotating speed is faster, and wind speed is faster, and the height of wind speed influences whether the size of air quantity and noise.Same crosses wind area, and wind speed is got over
Height, air quantity is bigger；Friction between air-flow, between air and fan hinge, housing, fin all can produce noise, identical
Fan, heat sink design, noise will necessarily increase with the lifting of wind speed.Also change fan blade is had to reverse in prior art
The situation at angle, but be essentially the mode manually adjusting to realize.
Content of the invention
(1) technical problem to be solved
It is an object of the present invention to provide a kind of intelligent fan system for vehicle, this intelligent fan system can carry
High fan efficiency, is reduced engine consumption, so that fan coolling ability is matched with electromotor actual condition all the time.
It is a further object to provide a kind of control method of above-mentioned intelligent fan system.
(2) technical scheme
In order to solve above-mentioned technical problem, the invention provides a kind of intelligent fan system for vehicle, it includes pressing
Power source, varied angle fan and the ECU being connected with described varied angle fan, described varied angle fan include fan main body, located at
The blade twist angle governor motion of described fan main body and multiple blade assembly, each described blade assembly include blade and with
The flabellum rotating shaft that blade connects, is provided with rotating shaft rocker piece, described rotating shaft rocker piece and institute in the free end of described flabellum rotating shaft
The axis stating flabellum rotating shaft is not conllinear；Described flabellum rotating shaft is articulated in described fan main body；Described blade twist angle governor motion
Located at the upper lid of fan main body, lower cover and be arranged on piston between upper lid and lower cover including interval, described upper lid towards under
The side of lid is provided with pressure source groove, and on described, lid is provided with the medium channel connecting with pressure source groove, and described piston can
Slip cap, located at described pressure source groove, limits the pressure source chamber for accommodating medium jointly；Described piston and lower cover it
Between be provided with spring, the two ends of described spring be connected to respectively described piston and described under cover；The outer wall of described piston sets
It is equipped with the clicking section with the cooperation of described rotating shaft rocker piece.
Wherein, described piston is the cylindrical shape of top seal, and the top of described circle tube piston is provided with recess, described
Pressure source chamber is located in described recess, and the outer wall of described circle tube piston is provided with circular orbit, the circle of described circular orbit
The heart is located on the axis of described circle tube piston, and described rotating shaft rocker piece is slidably connected in described circular orbit.
Wherein, described piston is the cylindrical shape of top seal, and the top of described circle tube piston is provided with recess, described
Pressure source chamber is located in described recess, and the outer wall of described circle tube piston is provided with the annular corresponding with each rotating shaft rocker piece
Track, each described rotating shaft rocker piece is slidably connected in corresponding circular orbit.
Wherein, also include arranging cooling-water temperature sensor on an engine in a vehicle, described cooling-water temperature sensor is with described ECU even
Connect.
Wherein, also include being arranged on the proportioning valve of the porch of described medium channel, described proportioning valve is with described ECU even
Connect.
Wherein, described proportioning valve is electric Proportion valve or electro-hydraulic proportional valve.
Wherein, the quantity of described spring is many.
Invention additionally discloses a kind of control method of the intelligent fan system for vehicle, it includes normal mode of operation,
Described normal mode of operation includes：
Step S1, the enabling signal of detection electromotor, if started, it is the first mark that ECU controls the pressure in medium channel
Constant-pressure, so that the torsion angle of blade is adjusted to positive minima；
Step S2, when the rising of engine cooling water water temperature is detected, ECU controls the pressure in medium channel gradually to subtract
Little, so that the torsion angle of blade is gradually increased；
Step S3：After engine cooling water water temperature stability is detected, it is 0 that ECU controls the pressure in medium channel, so that
The torsion angle of blade is adjusted to positive maximum.
Wherein, described normal mode of operation also includes：
Step S4：When engine cooling water water temperature drop is detected, ECU controls the pressure in medium channel gradually to increase
Greatly, so that the torsion angle of blade is gradually reduced.
Wherein, also include non-normal working pattern：When engine cooling water coolant-temperature gage is detected and persistently rising, ECU is controlled
Pressure in medium channel processed is maximum, so that the windup-degree of blade is adjusted to reverse maximum, and predetermined hold-time
Section.
(3) beneficial effect
Intelligent fan system provided by the present invention for vehicle and its control method are passed through according to electromotor actual condition
ECU is continuously adjusted to the torsion angle of fan blade in good time so that fan coolling ability all the time with electromotor actual condition
Match, it is to avoid fan starts the noise causing and instantaneous power attenuation suddenly, so that fan efficiency and fan noise is reached
Get well, and reduce the energy loss of cooling system, effectively reduce the thermic load of electromotor, improve the efficiency of electromotor.
Brief description
Fig. 1 is a kind of schematic diagram of the intelligent fan system for vehicle according to the present invention；
Fig. 2 is the partial sectional view of the varied angle fan in Fig. 1；
Fig. 3 shows the exploded perspective view of the piston in Fig. 2 and an embodiment of annexation of rotating shaft rocker piece；With
And
Fig. 4 shows the exploded perspective view of the piston in Fig. 2 and another embodiment of annexation of rotating shaft rocker piece.
In figure, 1：Fan main body；2：Electromotor；3：ECU；4：Pressure source；5：Proportioning valve；6：Cooling-water temperature sensor；10：Under
Lid；11：Medium channel；12：Medium flows into adapter assembly；13：Piston；14：Spring；15：Rotating shaft rocker piece；16：Flabellum rotating shaft；
17：Blade；18：Upper lid；19：Pressure source chamber；20：Eccentric shaft.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Following instance
For the present invention is described, but it is not limited to the scope of the present invention.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；Can
To be to be mechanically connected or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Figures 1 and 2 show that an a kind of preferred embodiment of the intelligent fan system for vehicle according to the present invention.
As illustrated, this intelligent fan system includes pressure source 4, varied angle fan and the ECU3 being connected with this varied angle fan 1.Its
In, varied angle fan includes fan main body 1, the blade twist angle governor motion located at fan main body 1 and multiple blade assembly.Often
Individual blade assembly includes blade 17 and the flabellum rotating shaft 16 being connected with blade 17, is provided with the free end of flabellum rotating shaft 16 and turns
Axle rocker piece 15, this rotating shaft rocker piece 15 is not conllinear with the axis of flabellum rotating shaft 16.This flabellum rotating shaft 16 is articulated in fan main body
1.Blade twist angle governor motion include being spaced located at the upper lid 18 of fan main body 1, lower cover 10 and be arranged on upper lid 18 and under
Piston 13 between lid 10, upper lid 18 is provided with pressure source groove towards the side of lower cover 10, is provided with and pressure source in upper lid 18
The medium channel 11 of groove connection, piston 13 is slidably sheathed on this pressure source groove, jointly limits for accommodating medium
Pressure source chamber 19；Specifically, upper lid 18 is provided with joint 12, this joint 12 is provided with medium channel 11, this medium
One end of passage 11 is connected with pressure source chamber 19, and the other end of this medium channel 11 is used for connecting with pressure source 4.In piston 13 He
It is provided with spring 14, the two ends of this spring 14 are connected to respectively on piston 13 and lower cover 10 so that the work of spring 14 between lower cover 10
Power thrusts and piston 13 be stressed source chamber force direction contrary.And, it is provided with and rotating shaft on the outer wall of piston 13
The clicking section of rocker piece 15 cooperation.Preferably fan main body 1 and upper lid 18 are structure as a whole..
Specifically, as shown in figure 3, piston 13 adopts the cylindrical shape of top seal, in the setting of the top of this circle tube piston
There is recess, pressure source chamber 19 is located in recess, the circular orbit forming clicking section be provided with the outer wall of circle tube piston 13,
The center of circle of this circular orbit is located on the axis of circle tube piston 13, and rotating shaft rocker piece 15 is slidably connected in this circular orbit.
Rotating shaft rocker piece 15 is connected with flabellum rotating shaft 16 by eccentric shaft 20, in this embodiment, 15 sets of rotating shaft rocker piece
It is located on eccentric shaft 20.Preferably rotating shaft rocker piece 15 adopts the non-metallic materials such as nylon, to avoid and circular orbit directly rigidity
Friction.
Additionally, this varied angle fan 1 also includes the proportioning valve 5 being arranged on the porch of medium channel 11, this proportioning valve 5 with
ECU3 connects, will pass through the aperture that ECU3 controls proportioning valve 5.When pressure source 4 adopts hydraulic power source, this proportioning valve 5 is preferably adopted
With electro-hydraulic proportional valve or other can control the adjustable device of fluid pressure, flow, when pressure source 4 adopt pneumatic supply when, this ratio
Valve 5 preferably employs electric Proportion valve or other can control the adjustable device of gas pressure, flow.
It should be noted that, although being disposed with many springs 14 in this embodiment between piston 13 and lower cover 10, this
A little springs 14 are uniformly distributed around the central axis of lower cover 10, so that piston 13 uniform force, but those skilled in the art
It should be appreciated that spring 14 can also arrange one, this root spring 14 is preferably provided on the central axis of lower cover 10.
Process is realized in the torsion angle change of blade 17 and principle is as follows：
Hydraulic oil (or compressed air) enters pressure source chamber 19 from pressure source 4 through medium channel 11, when oil pressure (or air pressure
Value) more than spring 14 elastic force when, under the effect of the pressure, promote piston 13 descending, the descending linear motion of piston 13 passes through
Rotating shaft rocker piece 15 and cooperating of piston 13 are converted into the rotary motion of flabellum rotating shaft 16, thus being connected to fan blade rotating axle
The windup-degree of the blade 17 on 16 changes.When hydraulic oil (or compressed air) pressure reduces, make in the elastic force of spring 14
With under, promote piston 13 up, the up linear motion of piston 13 passes through rotating shaft rocker piece 15 and cooperating of piston 13 turns
Turn to the rotary motion of flabellum rotating shaft 16, thus the windup-degree return of the blade 17 being connected on fan blade rotating axle 16.Pass through
The pressure to adjust pressure source chamber 19 for the aperture of ECU3 adjustment proportioning valve 5, and then adjust the torsion angle of blade 17.The torsion of blade 17
Corner initial angle is positive maximum, and for operating angle during air quantity of fan maximum, now spring 14 is in initial shape to this value
State.
The invention also discloses a kind of control method of the intelligent fan system for vehicle, it includes normal work mould
Formula, this normal mode of operation comprises the following steps：
Step S1, the enabling signal of detection electromotor 2, if started, it is first that ECU3 controls the pressure of medium channel 11
Nominal pressure, the torsion angle of blade 17 is adjusted to positive minima α (can be equal or close to 0 °)；Specifically, pass through
ECU3 controls the aperture of proportioning valve 5 to be in the first aperture, so that the pressure in medium channel 11 is adjusted to the first nominal pressure,
So that the torsion angle of blade 17 to be adjusted to positive minima α.When being started due to electromotor 2, water temperature is very low, and radiator heat-dissipation is basic
Fan is not needed to mend wind radiating, now ECU3 controls proportioning valve 5 to the first aperture, and then makes oil pressure (or the gas of entrance fan
Pressure) control in the first nominal pressure, in this condition, spring 14 is compressed into the position of the torsion angle forward direction minima making blade 17
Put, in this condition, fan power consumption, noise, air quantity are minimum.
Step S2, when the rising of electromotor 2 cooler-water temperature is detected, ECU3 controls the pressure of medium channel 11 gradually to subtract
Little, so that the torsion angle of blade 17 is gradually increased；Specifically, in electromotor 2 water temperature uphill process, ECU is according to cooling-water temperature sensor 6
Signal feedback, be gradually reduced by the aperture that ECU3 controls proportioning valve 5, and then so that the oil pressure (or air pressure) of entrance fan is subtracted
Little, spring 14 gradually resets, and then controls the torsion angle of blade 17 to become larger, and air quantity of fan rises with water temperature and gradually becomes
Greatly, cooling capacity gradually strengthens.
Step S3：After the temperature stabilization of electromotor 2 cooling water is detected, it is 0 that ECU3 controls the pressure of medium channel 11,
So that the torsion angle of blade 17 adjusts to initial angle (i.e. positive maximum)；Specifically, when electromotor 2 enters best effort shape
State, after reaching thermal balance, ECU3 controls proportioning valve 5 aperture to be changed into 0, and the now oil-feed (or air inlet) of fan is cut off, spring 14
Reset finishes, and the torsion angle of blade 17 is changed into initial angle, and now air quantity of fan is maximum, and cooling capacity is the strongest.
Preferably, this normal mode of operation also includes step S4：When the water temperature drop of electromotor 2 cooling water is detected,
ECU3 controls the pressure of medium channel 11 to be gradually increased, so that the torsion angle of blade 17 is gradually reduced；Specifically, when electromotor 2
Load reduces, and when water temperature is gradually reduced, ECU3 feeds back according to the signal of cooling-water temperature sensor 6, control the aperture of proportioning valve 5 from 0 by
Cumulative big, and then so that the oil pressure (or air pressure) of entrance fan is gradually increased, spring 14 is gradually compressed again, and then makes blade 17
Torsion angle taper into, so that air quantity of fan is tapered into, so that the cooling capacity of the fan work shape with electromotor 2 all the time
State matches.
Further, this control method also includes non-normal working pattern：When temperature electromotor 2 cooling water is detected is held
During continuous rising, it is maximum that ECU3 controls the pressure of medium channel 11, so that the torsion angle of blade 17 is adjusted to reverse maximum,
And predetermined hold-time section.Specifically, under the Special use environment such as agricultural machinery, when the radiator of electromotor 2 is blocked by debris, make
When water temperature persistently rises, when water temperature reaches the warning value of demarcation, ECU3 control proportioning valve 5 aperture to maximum, and then make into
The hydraulic pressure (or air pressure) entering fan is maximum, and now spring 14 is fully compressed, and at this moment makes the torsion angle of blade 17 be changed into reverse
Maximum, makes wind direction change, and fan is blowing state by air draught condition conversion, and radiator blocking is dispelled；ECU3 simultaneously
Predetermined amount of time opened by controllable proportioning valve 5, and eliminating impurities finish rear ECU3 and control the aperture of proportioning valve 5 to be changed into 0, and spring 14 is multiple
Position, makes the torsion angle of blade 17 be reset to positive maximum, continues cooling electromotor 2.
Embodiment 2：
The present embodiment is substantially the same manner as Example 1, brief in order to describe, during the description of the present embodiment, no longer
Describe technical characteristic same as Example 1, the present embodiment difference from Example 1 is only described：
As shown in figure 4, piston 13 adopts the cylindrical shape of top seal, the top of this circle tube piston is provided with recess,
Pressure source chamber 19 is located in recess, is provided with multiple circular orbits, each circular passage is divided on the outer wall of circle tube piston 13
Do not coordinate that is to say, that each rotating shaft rocker piece 15 is slidably connected at corresponding annular with a corresponding rotating shaft rocker piece 15
In track.In order to ensure that rotating shaft rocker piece 15 can fix in default position, it is provided with the corresponding position of circular orbit
Elastic bumps (not shown), when the linear motion of piston 13 is converted into fan by rotating shaft rocker piece 15 and cooperating of piston 13
The rotary motion of leaf rotating shaft 16, when flabellum rotating shaft 16 reaches predeterminated position, by elastic bumps, rotating shaft rocker piece 15 is fixing, with
Blade is fixed in default angle.
In sum, the intelligent fan system provided by the present invention for vehicle passes through ECU3 according to electromotor actual condition
Torsion angle to blade 17 is continuously adjusted in good time so that fan coolling ability all the time with electromotor actual condition phase
Join, it is to avoid fan starts the noise causing and instantaneous power attenuation suddenly, make fan efficiency and fan noise reach best, and
And reduce the energy loss of cooling system, effectively reduce the thermic load of electromotor, improve the efficiency of electromotor.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of intelligent fan system for vehicle it is characterised in that include pressure source, varied angle fan and with described change
The ECU that angle fan connects, described varied angle fan includes fan main body, adjusts located at the blade twist angle of described fan main body
Mechanism and multiple blade assembly, each described blade assembly includes blade and the flabellum rotating shaft being connected with blade, in described fan
The free end of leaf rotating shaft is provided with rotating shaft rocker piece, and described rotating shaft rocker piece is not conllinear with the axis of described flabellum rotating shaft；Described
Flabellum rotating shaft is articulated in described fan main body；Described blade twist angle governor motion include be spaced located at fan main body upper lid,
Lower cover and be arranged on lid and lower cover between piston, described upper lid be provided with pressure source groove towards the side of lower cover, in institute
State lid and be provided with the medium channel with pressure source groove and described pressure-source communication respectively, described piston is slidably sheathed on institute
State pressure source groove, jointly limit the pressure source chamber for accommodating medium；It is provided with spring, institute between described piston and lower cover
State spring two ends be connected to respectively described piston and described under cover；The outer wall of described piston is provided with and described rotating shaft
The clicking section of rocker piece cooperation.
2. intelligent fan system as claimed in claim 1 it is characterised in that described piston be top seal cylindrical shape,
The top of described circle tube piston is provided with recess, and described pressure source chamber is located in described recess, in described circle tube piston
Outer wall is provided with circular orbit, and the center of circle of described circular orbit is located on the axis of described circle tube piston, and described rotating shaft is floated
Block is slidably connected in described circular orbit.
3. intelligent fan system as claimed in claim 1 it is characterised in that described piston be top seal cylindrical shape,
The top of described circle tube piston is provided with recess, and described pressure source chamber is located in described recess, in described circle tube piston
Outer wall is provided with the circular orbit corresponding with each rotating shaft rocker piece, and each described rotating shaft rocker piece is slidably connected at corresponding
In circular orbit.
4. intelligent fan system as claimed in claim 1 is it is characterised in that also include arranging water on an engine in a vehicle
Temperature sensor, described cooling-water temperature sensor is connected with described ECU.
5. intelligent fan system as claimed in claim 1 is it is characterised in that also include being arranged on the entrance of described medium channel
The proportioning valve at place, described proportioning valve is connected with described ECU.
6. intelligent fan system as claimed in claim 5 is it is characterised in that described proportioning valve is electric Proportion valve or electro-hydraulic ratio
Example valve.
7. the intelligent fan system as any one of claim 1-6 is it is characterised in that the quantity of described spring is many
Root.
8. a kind of control method of the intelligent fan system for vehicle it is characterised in that include normal mode of operation, described just
Often mode of operation includes：
Step S1, the enabling signal of detection electromotor, if started, it is the first demarcation pressure that ECU controls the pressure in medium channel
Power, so that the torsion angle of blade is adjusted to positive minima；
Step S2, when the rising of engine cooling water water temperature is detected, ECU controls the pressure in medium channel to be gradually reduced, with
The torsion angle of blade is made to be gradually increased；
Step S3：After engine cooling water water temperature stability is detected, it is 0 that ECU controls the pressure in medium channel, so that blade
Torsion angle be adjusted to positive maximum.
9. control method according to claim 7 is it is characterised in that described normal mode of operation also includes：
Step S4：When engine cooling water water temperature drop is detected, ECU controls the pressure in medium channel to be gradually increased, with
The torsion angle of blade is made to be gradually reduced.
10. control method according to claim 9 is it is characterised in that also include non-normal working pattern：Send out when detecting
When motivation cooler-water temperature degree persistently rises, it is maximum that ECU controls the pressure in medium channel, so that the windup-degree of blade
It is adjusted to reverse maximum, and predetermined hold-time section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611263722.1A CN106481432A (en) | 2016-12-30 | 2016-12-30 | A kind of intelligent fan system for vehicle and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611263722.1A CN106481432A (en) | 2016-12-30 | 2016-12-30 | A kind of intelligent fan system for vehicle and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106481432A true CN106481432A (en) | 2017-03-08 |
Family
ID=58286050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611263722.1A Pending CN106481432A (en) | 2016-12-30 | 2016-12-30 | A kind of intelligent fan system for vehicle and its control method |
Country Status (1)
| Country | Link |
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| CN (1) | CN106481432A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109026772A (en) * | 2018-07-18 | 2018-12-18 | 北汽福田汽车股份有限公司 | Fan component, the control method of fan component and vehicle |
| CN109356705A (en) * | 2018-12-07 | 2019-02-19 | 徐州徐工筑路机械有限公司 | A kind of temperature controlled radiating system and the land leveller for installing it |
| CN116085104A (en) * | 2023-03-01 | 2023-05-09 | 长城汽车股份有限公司 | Cooling fan control strategy, device, equipment, medium and vehicle |
| CN116131528A (en) * | 2023-01-10 | 2023-05-16 | 湖北清江水电开发有限责任公司 | Generator heat abstractor and horizontal generator of horizontal hydroelectric set |
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| US20050183417A1 (en) * | 2004-02-19 | 2005-08-25 | Komatsu Ltd. | Cooling system for work machine |
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| CN101218421A (en) * | 2005-07-06 | 2008-07-09 | 株式会社小松制作所 | Control apparatus and control method for hydraulically driven cooling fan |
| CN205840980U (en) * | 2016-07-06 | 2016-12-28 | 龙口中宇机械有限公司 | A kind of variable-angle fan |
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| US20040113573A1 (en) * | 2002-12-17 | 2004-06-17 | Caterpillar Inc. | Reversible automatic fan control system |
| US20050183417A1 (en) * | 2004-02-19 | 2005-08-25 | Komatsu Ltd. | Cooling system for work machine |
| JP2006057601A (en) * | 2004-08-24 | 2006-03-02 | Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd | Cooling system of construction machine |
| CN101218421A (en) * | 2005-07-06 | 2008-07-09 | 株式会社小松制作所 | Control apparatus and control method for hydraulically driven cooling fan |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109026772A (en) * | 2018-07-18 | 2018-12-18 | 北汽福田汽车股份有限公司 | Fan component, the control method of fan component and vehicle |
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| CN116131528A (en) * | 2023-01-10 | 2023-05-16 | 湖北清江水电开发有限责任公司 | Generator heat abstractor and horizontal generator of horizontal hydroelectric set |
| CN116131528B (en) * | 2023-01-10 | 2024-03-12 | 湖北清江水电开发有限责任公司 | Generator heat abstractor and horizontal generator of horizontal hydroelectric set |
| CN116085104A (en) * | 2023-03-01 | 2023-05-09 | 长城汽车股份有限公司 | Cooling fan control strategy, device, equipment, medium and vehicle |
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Application publication date: 20170308 |
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| RJ01 | Rejection of invention patent application after publication |