CN103982644B - The measuring method and system of automatic gear-box oil temperature - Google Patents
The measuring method and system of automatic gear-box oil temperature Download PDFInfo
- Publication number
- CN103982644B CN103982644B CN201410242188.0A CN201410242188A CN103982644B CN 103982644 B CN103982644 B CN 103982644B CN 201410242188 A CN201410242188 A CN 201410242188A CN 103982644 B CN103982644 B CN 103982644B
- Authority
- CN
- China
- Prior art keywords
- temperature
- value
- automatic gear
- box oil
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H59/72—Inputs being a function of gearing status dependent on oil characteristics, e.g. temperature, viscosity
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The present invention discloses a kind of measuring method and system of automatic gear-box oil temperature.Method includes：The temperature of collection automatic gear-box oil cooler entrance oil, is designated as the first temperature value；The temperature of collection engine coolant, is designated as second temperature value；When the absolute value of first temperature value and the difference of the second temperature value is less than default value, first temperature value is set as the actual value of automatic gear-box oil temperature；Otherwise the second temperature value is set as the actual value of automatic gear-box oil temperature.Using the measuring method and system of automatic gear-box oil temperature disclosed by the invention, can be by judging with the absolute value of the difference of the temperature of engine coolant, the temperature of automatic gear-box oil cooler entrance oil judges with the magnitude relationship of default value whether the temperature of automatic gear-box oil cooler entrance is true, if the temperature of automatic gear-box oil cooler entrance is untrue, the oil temperature with the temperature of engine coolant as real automatic gear-box is set.
Description
Technical field
The present invention relates to the field of measuring technique of automatic gear-box oil temperature, more particularly to a kind of survey of automatic gear-box oil temperature
Amount method and system.
Background technology
The oil temperature of automatic gear-box is approximately equal to automatic gear-box oil cooler entrance temperature.Therefore, in current technology,
The oil temperature of automatic gear-box is obtained usually through collection automatic gear-box oil cooler entrance temperature.
But, when automatic gear-box oil cooler entrance temperature signal value is untrue, just cannot obtain real automatic
The oil temperature of change speed gear box.If the oil temperature of the automatic gear-box for obtaining is untrue, Shifting is influenced whether.
Therefore, how to judge whether the temperature of automatic gear-box oil cooler entrance is true, and if automatic gear-box
The temperature of oil cooler entrance is untrue, how to determine that the oil temperature of real automatic gear-box is very necessary.
The content of the invention
It is an object of the invention to provide the measuring method and system of a kind of automatic gear-box oil temperature, to solve prior art
In, it is impossible to judge whether the temperature of automatic gear-box oil cooler entrance is true, and if automatic gear-box oil cooler import
The temperature at place is untrue, how to determine the problem of the oil temperature of real automatic gear-box.
For achieving the above object, the invention provides following scheme：
A kind of measuring method of automatic gear-box oil temperature, including：
The temperature of collection automatic gear-box oil cooler entrance oil, is designated as the first temperature value；
The temperature of collection engine coolant, is designated as second temperature value；
When the absolute value of first temperature value and the difference of the second temperature value is less than default value, described the
One temperature value is set as the actual value of automatic gear-box oil temperature；The second temperature value is set as automatic gear-box oil temperature otherwise
Actual value.
Preferably, after gathering the temperature of engine coolant, also include：
Calculate the difference of first temperature value and the second temperature value.
Preferably, after first temperature value being set as the actual value of automatic gear-box oil temperature, also include：
Export first temperature value.
Preferably, after the second temperature value being set as the actual value of automatic gear-box oil temperature, also include：
Export the second temperature value.
Preferably, the default value is 40 DEG C.
A kind of measuring system of automatic gear-box oil temperature, including：
First acquisition module, for gathering the temperature of automatic gear-box oil cooler entrance oil, is designated as the first temperature value；
Second acquisition module, for gathering the temperature of engine coolant, is designated as second temperature value；
Judge module, for judging whether first temperature value and the absolute value of the difference of the second temperature value are less than
Default value；If it is, first temperature value is set as the actual value of automatic gear-box oil temperature；If not, described
Two temperature values are set as the actual value of automatic gear-box oil temperature.
Preferably, also include：
Computing module, for calculating the difference of first temperature value and the second temperature value.
Preferably, also include：
First output module, for exporting first temperature value.
Preferably, also include：
Second output module, for exporting the second temperature value.
Preferably, the default value is 40 DEG C.
A kind of measuring method and system of automatic gear-box oil temperature that the present invention is provided, method include：Collection fluid drive
The temperature of case oil cooler entrance oil, is designated as the first temperature value；The temperature of collection engine coolant, is designated as second temperature value；
When the absolute value of first temperature value and the difference of the second temperature value is less than default value, first temperature value
It is set as the actual value of automatic gear-box oil temperature；The second temperature value is set as the true of automatic gear-box oil temperature otherwise
Value.The technical scheme that the present invention is provided, by the temperature and engine coolant that judge automatic gear-box oil cooler entrance oil
Temperature difference absolute value and default value magnitude relationship, determine the oil temperature of real automatic gear-box.When automatic
When the temperature of gearbox oil cooler entrance oil is less than default value with the absolute value of the difference of the temperature of engine coolant, really
The temperature for determining automatic gear-box oil cooler entrance oil is the oil temperature of real automatic gear-box；When automatic gear-box oil cooler enters
When at mouthful, the absolute value of the difference of the temperature of the temperature and engine coolant of oil is more than or equal to default value, it is determined that starting
The temperature of machine coolant is the oil temperature of real automatic gear-box.Therefore, the technical scheme that the present invention is provided, can be by judging
The temperature of automatic gear-box oil cooler entrance oil and the absolute value of the difference of the temperature of engine coolant and default value
Whether magnitude relationship true come the temperature for judging automatic gear-box oil cooler entrance, and if automatic gear-box oil cooler enter
When temperature at mouthful is untrue, the oil temperature with the temperature of engine coolant as real automatic gear-box can be set.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing that needs are used is briefly described, it should be apparent that, drawings in the following description are only some enforcements of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can be with according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of flow chart of the measuring method of automatic gear-box oil temperature provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the measuring method of another automatic gear-box oil temperature provided in an embodiment of the present invention；
Fig. 3 is a kind of structure chart of the measuring system of automatic gear-box oil temperature disclosed in the embodiment of the present invention；
Fig. 4 is the structure chart of the measuring system of another automatic gear-box oil temperature disclosed in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It is understandable to enable the above objects, features and advantages of the present invention to become apparent from, it is below in conjunction with the accompanying drawings and concrete real
The present invention is further detailed explanation to apply mode.
Embodiment one
Fig. 1 is referred to, Fig. 1 is a kind of flow process of the measuring method of automatic gear-box oil temperature provided in an embodiment of the present invention
Figure.As shown in figure 1, the method includes：
Step S101：The temperature of collection automatic gear-box oil cooler entrance oil, is designated as the first temperature value；
Specifically, automatic gear-box oil cooler entrance ATF (Automatic Transmission Fluid are gathered：From
Dynamic transmission oil) temperature, be designated as the first temperature value.Automatic transmission fluid is used exclusively for the fluid of automatic transmission.Nowadays
The special fluid of automatic transmission for using is both the transmission oil of fluid torque-converter, is lubricating oil and the gearshift of planetary gear construction again
The hydraulic oil of device.
Step S102：The temperature of collection engine coolant, is designated as second temperature value；
Specifically, the temperature of engine oil cooler intrinsic motivation coolant is gathered, second temperature value is designated as.
Step S103：Judge first temperature value with the absolute value of the difference of the second temperature value whether less than default
Numerical value, obtains judged result；
Specifically, the default value, optionally, is 40 DEG C.The judged result includes：Be with it is no.When the judgement
As a result it is yes, execution step S104；When the judged result is no, execution step S105.
Specifically, before step S103, also include：The difference of first temperature value and the second temperature value is calculated,
That is, the temperature of automatic gear-box oil cooler entrance oil and the difference of the temperature of engine coolant are calculated.
Step S104：First temperature value is set as the actual value of automatic gear-box oil temperature；
Specifically, the setting value of the temperature of automatic gear-box oil cooler entrance oil true for automatic gear-box oil temperature
It is real-valued.
Step S105：The second temperature value is set as the actual value of automatic gear-box oil temperature.
Specifically, the temperature of the engine coolant is set as the actual value of automatic gear-box oil temperature.
A kind of measuring method of automatic gear-box oil temperature that the present invention is provided, including：Collection automatic gear-box oil cooler enters
At mouthful, the temperature of oil, is designated as the first temperature value；The temperature of collection engine coolant, is designated as second temperature value；When described first
When the absolute value of temperature value and the difference of the second temperature value is less than default value, first temperature value is set as automatically
The actual value of TOT Transmission Oil Temperature；Otherwise the second temperature value is set as the actual value of automatic gear-box oil temperature.The present invention is carried
For technical scheme, the difference of the temperature of temperature and engine coolant by judging automatic gear-box oil cooler entrance oil
Absolute value and default value magnitude relationship, determine the oil temperature of real automatic gear-box.Work as automatic gear-box oil cooler
When the temperature of entrance oil is less than default value with the absolute value of the difference of the temperature of engine coolant, automatic gear-box is determined
The temperature of oil cooler entrance oil is the oil temperature of real automatic gear-box；When the temperature of automatic gear-box oil cooler entrance oil
When being more than or equal to default value with the absolute value of the difference of the temperature of engine coolant, the temperature of engine coolant is determined
Spend the oil temperature for real automatic gear-box.Therefore, the technical scheme that the present invention is provided, can be by judging automatic transmission fluid
Temperature and the absolute value of the difference of the temperature of engine coolant of cooler entrance oil is sentenced with the magnitude relationship of default value
Whether the temperature of disconnected automatic gear-box oil cooler entrance true, and if automatic gear-box oil cooler entrance temperature not
When true, can determine with oil temperature that the temperature of engine coolant is real automatic gear-box.
It is determined that after the oil temperature of real automatic gear-box, in addition it is also necessary to export this Temperature numerical, it is to implement correct gearshift
Strategy provides reference.Embodiment two is referred to specifically.
Embodiment two
Fig. 2 is the flow chart of the measuring method of another automatic gear-box oil temperature provided in an embodiment of the present invention.Such as Fig. 2
Shown, the method includes：
Step S201：The temperature of collection automatic gear-box oil cooler entrance oil, is designated as the first temperature value；
Step S202：The temperature of collection engine coolant, is designated as second temperature value；
Step S203：Judge first temperature value with the absolute value of the difference of the second temperature value whether less than default
Numerical value, obtains judged result；
Specifically, the default value, optionally, is 40 DEG C.The judged result includes：Be with it is no.When the judgement
As a result it is yes, execution step S204 and step S205 successively；When the judged result is no, execution step S206 and step successively
S207。
Specifically, before step S203, also include：The difference of first temperature value and the second temperature value is calculated,
That is, the temperature of automatic gear-box oil cooler entrance oil and the difference of the temperature of engine coolant are calculated.
Step S204：First temperature value is set as the actual value of automatic gear-box oil temperature；
Step S205：Export first temperature value；
Specifically, automatic gear-box is the temperature number of automatic gear-box oil cooler entrance oil according to first temperature value
Value, implements correct Shifting.
Step S206：The second temperature value is set as the actual value of automatic gear-box oil temperature；
Step S207：Export the second temperature value；
Specifically, automatic gear-box is the numerical value of the temperature of engine coolant according to the second temperature value, is just implemented
True Shifting.
Corresponding to the measuring method of automatic gear-box oil temperature disclosed in the embodiment of the present invention, the embodiment of the present invention discloses one kind
The measuring system of automatic gear-box oil temperature.Fig. 3 is a kind of measuring system of automatic gear-box oil temperature disclosed in the embodiment of the present invention
Structure chart.As shown in figure 3, the system includes：
First acquisition module 301, for gathering the temperature of automatic gear-box oil cooler entrance oil, is designated as the first temperature
Value；
Second acquisition module 302, for gathering the temperature of engine coolant, is designated as second temperature value；
Judge module 303, for judge first temperature value and the difference of the second temperature value absolute value whether
Less than default value；If it is, first temperature value is set as the actual value of automatic gear-box oil temperature；If not, institute
State the actual value that second temperature value is set as automatic gear-box oil temperature.
Specifically, the default value, optionally, is 40 DEG C.
Further, Fig. 4 is the knot of the measuring system of another automatic gear-box oil temperature disclosed in the embodiment of the present invention
Composition.As shown in figure 4, the system includes：
First acquisition module 401, for gathering the temperature of automatic gear-box oil cooler entrance oil, is designated as the first temperature
Value；
Second acquisition module 402, for gathering the temperature of engine coolant, is designated as second temperature value；
Computing module 403, for calculating the difference of first temperature value and the second temperature value；
Judge module 404, for judge first temperature value and the difference of the second temperature value absolute value whether
Less than default value；If it is, first temperature value is set as the actual value of automatic gear-box oil temperature；If not, institute
State the actual value that second temperature value is set as automatic gear-box oil temperature；
First output module 405, for exporting first temperature value；
Second output module 406, for exporting the second temperature value.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation are made a distinction with another entity or operation, and are not necessarily required or implied these entities or operation
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant are anticipated
Covering including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes that
A little key elements, but also including other key elements being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element for being limited by sentence "including a ...", does not arrange
Except also there is other identical element in including the process of the key element, method, article or equipment.
In this specification, each embodiment is described by the way of progressive, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.It is automatic for disclosed in embodiment
For the measuring system of TOT Transmission Oil Temperature, as which corresponds to the method disclosed in Example, so fairly simple, the phase of description
Part is closed referring to method part illustration.
Specific case used herein is set forth to the principle and embodiment of the present invention, and above example is said
It is bright to be only intended to help and understand the method for the present invention and its core concept；Simultaneously for one of ordinary skill in the art, foundation
The thought of the present invention, will change in specific embodiments and applications.In sum, this specification content is not
It is interpreted as limitation of the present invention.
Claims (8)
1. a kind of measuring method of automatic gear-box oil temperature, it is characterised in that include：
The temperature of collection automatic gear-box oil cooler entrance oil, is designated as the first temperature value；
The temperature of collection engine coolant, is designated as second temperature value；
Calculate the difference of first temperature value and the second temperature value；
It is when the absolute value of first temperature value and the difference of the second temperature value is less than default value, warm described first
Angle value is set as the actual value of automatic gear-box oil temperature；The second temperature value is set as the true of automatic gear-box oil temperature otherwise
It is real-valued.
2. method according to claim 1, it is characterised in that first temperature value is set as automatic gear-box oil temperature
Actual value after, also include：
Export first temperature value.
3. method according to claim 1, it is characterised in that the second temperature value is set as automatic gear-box oil temperature
Actual value after, also include：
Export the second temperature value.
4. method according to claim 1, it is characterised in that the default value is 40 DEG C.
5. a kind of measuring system of automatic gear-box oil temperature, it is characterised in that include：
First acquisition module, for gathering the temperature of automatic gear-box oil cooler entrance oil, is designated as the first temperature value；
Second acquisition module, for gathering the temperature of engine coolant, is designated as second temperature value；
Computing module, for calculating the difference of first temperature value and the second temperature value；
Judge module, for judging first temperature value with the absolute value of the difference of the second temperature value whether less than default
Numerical value；If it is, first temperature value is set as the actual value of automatic gear-box oil temperature；If not, warm described second
Angle value is set as the actual value of automatic gear-box oil temperature.
6. system according to claim 5, it is characterised in that also include：
First output module, for exporting first temperature value.
7. system according to claim 5, it is characterised in that also include：
Second output module, for exporting the second temperature value.
8. system according to claim 5, it is characterised in that the default value is 40 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410242188.0A CN103982644B (en) | 2014-06-03 | 2014-06-03 | The measuring method and system of automatic gear-box oil temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410242188.0A CN103982644B (en) | 2014-06-03 | 2014-06-03 | The measuring method and system of automatic gear-box oil temperature |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103982644A CN103982644A (en) | 2014-08-13 |
| CN103982644B true CN103982644B (en) | 2017-04-05 |
Family
ID=51274735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410242188.0A Active CN103982644B (en) | 2014-06-03 | 2014-06-03 | The measuring method and system of automatic gear-box oil temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103982644B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710413B (en) * | 2020-12-07 | 2022-11-29 | 潍柴动力股份有限公司 | Temperature sensor checking method and device, storage medium and electronic equipment |
| CN114165585A (en) * | 2021-12-13 | 2022-03-11 | 柳州赛克科技发展有限公司 | Control method and system for failure of oil temperature sensor and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1135602A (en) * | 1995-02-13 | 1996-11-13 | 奔驰公司 | Device for testing temp. of gear-shifting box |
| CN102168750A (en) * | 2010-02-25 | 2011-08-31 | 加特可株式会社 | Oil temperature correction device for automatic transmission |
| CN102444710A (en) * | 2010-08-30 | 2012-05-09 | 通用汽车环球科技运作有限责任公司 | Transmission oil temperature estimation systems and methods |
| CN103089988A (en) * | 2011-11-07 | 2013-05-08 | 加特可株式会社 | Method for diagnosing fail of oil temperature sensor for an automatic transmission |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04109027A (en) * | 1990-08-29 | 1992-04-10 | Calsonic Corp | Oil temperature control device for automotive automatic transmission |
| EP1348846B1 (en) * | 2002-03-27 | 2008-12-24 | Calsonic Kansei Corporation | Water-cooled type engine cooling apparatus and transmission oil cooler module |
| JP2014005894A (en) * | 2012-06-26 | 2014-01-16 | Suzuki Motor Corp | Shift control device of automatic transmission |
-
2014
- 2014-06-03 CN CN201410242188.0A patent/CN103982644B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1135602A (en) * | 1995-02-13 | 1996-11-13 | 奔驰公司 | Device for testing temp. of gear-shifting box |
| CN102168750A (en) * | 2010-02-25 | 2011-08-31 | 加特可株式会社 | Oil temperature correction device for automatic transmission |
| CN102444710A (en) * | 2010-08-30 | 2012-05-09 | 通用汽车环球科技运作有限责任公司 | Transmission oil temperature estimation systems and methods |
| CN103089988A (en) * | 2011-11-07 | 2013-05-08 | 加特可株式会社 | Method for diagnosing fail of oil temperature sensor for an automatic transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103982644A (en) | 2014-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Zhao et al. | Estimation of torque transmitted by clutch during shifting process for dry dual clutch transmission | |
| CN101839332B (en) | Method and apparatus for adapting minimum torque converter slip for neutral idle control | |
| CN102221085B (en) | Control system and method for shift fork position in dual clutch transmissions | |
| CN103982644B (en) | The measuring method and system of automatic gear-box oil temperature | |
| CN105835885B (en) | The control device of vehicle | |
| CN105042062A (en) | Gear shifting control method and device | |
| US20170037957A1 (en) | Predictive control of a change-of-mind-shift maneuver | |
| CN112682505A (en) | Dynamic gear-up method and device for dual-clutch automatic transmission, transmission and automobile | |
| CN104089001B (en) | A kind of slip control method and system of automobile and its automatic transmission | |
| CN112747111A (en) | Gear control method, gear control device, gear control equipment, storage medium and program product | |
| CN104154223B (en) | Based on the upward slope shift decided method of AMT vehicle broad sense resistance coefficient threshold calculations | |
| US8594899B2 (en) | Clutch run-in by slip control | |
| US20160312884A1 (en) | Diagnostics for clutch torque estimation | |
| CN104179850A (en) | Clutch control current control method and system | |
| CN104791482A (en) | Power matching method for hydrostatic system and power gear-shift speed changing box | |
| CN100487284C (en) | Electric controlling device of automatic speed variator for vehicle | |
| CN105526343B (en) | A kind of fluid torque-converter signal judgment method of authenticity and system | |
| CN108170960A (en) | A kind of automatic transmission shift line makes and appraisal procedure | |
| CN109695712A (en) | The locking control method and latching control device of lock-up clutch | |
| CN103528825A (en) | Evaluation method for transient working condition performance of internal combustion engine | |
| KR101438614B1 (en) | Method for controlling pulley of continuously variable transmission | |
| CN109441975A (en) | Oil pressure adaptive approach and device based on PI control | |
| Zhu et al. | Study on the control strategy of shifting time involving multigroup clutches | |
| CN112065983B (en) | Method, device and equipment for detecting abnormal fault of clutch pressure and storage medium | |
| Watechagit et al. | Online estimation of operating variables for stepped automatic transmissions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |