CN113864354A - Flywheel clutch heat dissipation device and control method - Google Patents
Flywheel clutch heat dissipation device and control method Download PDFInfo
- Publication number
- CN113864354A CN113864354A CN202111154907.XA CN202111154907A CN113864354A CN 113864354 A CN113864354 A CN 113864354A CN 202111154907 A CN202111154907 A CN 202111154907A CN 113864354 A CN113864354 A CN 113864354A
- Authority
- CN
- China
- Prior art keywords
- clutch
- flywheel
- electromagnetic valve
- air
- ecu
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 title claims description 14
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 230000007935 neutral effect Effects 0.000 claims description 6
- 230000003584 silencer Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/72—Features relating to cooling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention discloses a flywheel clutch heat sink and control method, the flywheel shell has air inlet and air outlet that link with its cavity, the flywheel clutch heat sink includes: the cooling system comprises an air inlet pipeline, an electromagnetic valve, a cooling air source and a controller, wherein the air inlet pipeline is connected with the cooling air source, the electromagnetic valve is electrically connected with the controller, and the electromagnetic valve is used for controlling the on-off of the air inlet pipeline and the cooling air source. When the clutch is in a half-clutch state for a long time or is disengaged for multiple times within a certain time, the surface of the flywheel and the clutch are subjected to long-time sliding grinding, the temperature of the surface of the friction plate of the flywheel and the clutch is increased rapidly due to the sliding grinding, at the moment, the ECU judges that the clutch is in the sliding grinding for a long time or is disengaged for multiple times within a short time according to the speed ratio of the rotating speed of the engine and the rotating speed of the output shaft of the gearbox, the electromagnetic valve is opened, gas in the gas storage tank is pumped into the inner cavity of the flywheel shell, the surface of the flywheel and the clutch are actively cooled, and therefore the problems that the flywheel and the clutch are cracked due to the sliding grinding and the clutch burns are solved.
Description
Technical Field
The invention relates to the technical field of engines, in particular to a flywheel clutch heat dissipation device and a control method.
Background
When the clutch pedal is released, the flywheel and the clutch friction plate are worn smoothly, and high temperature is generated in the combination process, so that the flywheel is cracked due to high temperature, and the clutch friction plate is ablated. The existing flywheel mainly depends on modes such as adding heat dissipation ribs on the back surface to dissipate heat passively, and the heat dissipation effect is poor.
Disclosure of Invention
In view of the above-mentioned deficiencies, a technical problem to be solved by the present invention is to provide a heat dissipation device for a flywheel clutch, based on the same inventive concept, another technical problem to be solved by the present invention is to provide a control method for a heat dissipation device for a flywheel clutch, wherein the flywheel and the clutch are actively cooled when heat dissipation is required, and the problems of high temperature cracking of the flywheel and the clutch due to sliding wear, clutch burning and the like are solved.
In order to solve the first technical problem, the technical scheme of the invention is as follows:
the utility model provides a flywheel clutch heat abstractor, flywheel shell are equipped with air inlet and the gas outlet that is linked together rather than the inner chamber, flywheel clutch heat abstractor includes: the cooling system comprises an air inlet pipeline, an electromagnetic valve, a cooling air source and a controller, wherein the air inlet pipeline is connected with the cooling air source, the electromagnetic valve is electrically connected with the controller, and the electromagnetic valve is used for controlling the on-off of the air inlet pipeline and the cooling air source.
Preferably, the source of cooling air is an air reservoir on the vehicle.
Preferably, the air tank is provided with a pressure sensor for detecting the air pressure inside the air tank.
Preferably, the controller is an ECU.
Preferably, the air intake pipe is provided with a silencer.
In order to solve the second technical problem, the technical solution of the present invention is:
a control method of a flywheel clutch heat dissipation device comprises the following steps:
s1, the ECU judges the state of the clutch based on the speed ratio of the engine speed and the speed of the output shaft of the gearbox, if the clutch is judged to be in a multi-time clutch state or a semi-clutch state for a long time, S2 is executed, and if not, S7 is executed;
s2, the ECU judges whether the system normally operates, if the ECU detects that the neutral position signal, the clutch signal, the electromagnetic valve signal and the pressure sensor signal of the gearbox have no overtime faults, the system is judged to normally operate, S3 is executed, and if not, S7 is executed;
s3, the ECU judges whether the gearbox is in a neutral gear or not, if not, S4 is executed, otherwise, S7 is executed;
s4, the ECU judges whether the air pressure value of the air storage tank meets the cooling requirement, if the air pressure value of the air storage tank detected by the pressure sensor is larger than a calibrated value, the air pressure value is defaulted to meet the cooling requirement, S5 is executed, and if not, S7 is executed;
s5, the ECU controls the electromagnetic valve to be opened, the gas storage tank releases gas to an inner cavity of the flywheel shell through a gas inlet pipe, and the flywheel and the clutch are cooled;
s6, when the ECU detects that the opening time of the electromagnetic valve reaches the target time, the ECU controls the electromagnetic valve to be closed;
and S7, ending.
Preferably, a pre-calibrated time-rotating speed MAP is searched according to the rotating speed of the engine in the current state, and the target time is obtained.
Preferably, in step S1, if the speed ratio exceeds a calibrated value, it is determined that the clutch is in a gear engagement or a clutch engagement process, and if the number of times that the speed ratio exceeds the calibrated value within a first calibrated time is greater than a calibrated number of times, the ECU determines that the clutch is in a multiple-clutch state;
and when the time that the difference value of the actual speed ratio of the gearbox in a certain gear and the calibrated speed ratio of the gearbox in the gear exceeds the calibrated deviation exceeds a second calibrated time, the ECU judges that the clutch is in a half-clutch state for a long time.
Preferably, steps S3 and S4 may exchange orders.
Preferably, steps S3 and S4 may be performed simultaneously.
After the technical scheme is adopted, the invention has the beneficial effects that:
when the clutch is in a half-clutch state for a long time or is repeatedly disengaged within a certain time, the surface of the flywheel and the clutch are subjected to long-time sliding grinding, the temperature of the surface of the flywheel and the surface of the clutch friction plate is rapidly increased due to the sliding grinding, at the moment, when the ECU judges that the clutch is in the sliding grinding for a long time or is repeatedly disengaged within a short time according to the speed ratio of the rotating speed of the engine and the rotating speed of the output shaft of the gearbox, the electromagnetic valve of the gas storage tank is opened, gas in the gas storage tank is pumped into the inner cavity of the flywheel shell, the surface of the flywheel and the clutch are actively cooled, and therefore the problems that the flywheel and the clutch are cracked due to the sliding grinding and the clutch burns are solved, and the service life of the flywheel and the clutch is long.
Drawings
FIG. 1 is a schematic structural diagram of a flywheel clutch heat dissipation device according to the present invention;
FIG. 2 is a schematic bottom view of the structure of FIG. 1;
FIG. 3 is a side view of the flywheel of FIG. 1;
FIG. 4 is a flow chart of a method of controlling the heat sink of the flywheel clutch of the present invention;
in the figure: 1. a flywheel housing; 2. an air inlet joint; 3. an air intake line; 4. a clutch; 5. a gas storage tank; 6. a muffler; 7. an air outlet; 8. a flywheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, fig. 2 and fig. 3, a flywheel clutch heat dissipation device, a flywheel housing 1 is provided with an air inlet and an air outlet 7 communicated with an inner cavity of the flywheel housing, the air inlet is provided with an air inlet joint 2 connected with an air inlet pipeline 3, and the flywheel clutch heat dissipation device comprises: the cooling air source is preferably an air storage tank 5 of a vehicle, the controller is preferably an ECU of an engine, the air inlet pipeline 3 is connected with an air outlet of the air storage tank 5, the electromagnetic valve is arranged at the air outlet of the air storage tank 5 and is electrically connected with the ECU, and the electromagnetic valve is used for controlling the on-off of the air inlet pipeline 3 and the air storage tank 5.
The gas storage tank 5 is provided with a pressure sensor for detecting the internal gas pressure, and the gas inlet pipeline 3 is provided with a silencer 6.
A control method of a flywheel clutch heat dissipation device comprises the following steps:
s1, the ECU judges the state of the clutch 4 based on the speed ratio of the engine speed and the speed of the output shaft of the gearbox, if the clutch 4 is judged to be in a multi-time clutch state or a semi-clutch state for a long time, S2 is executed, and if not, S7 is executed;
s2, the ECU judges whether the system normally operates, if the ECU detects that the neutral position signal, the clutch signal, the electromagnetic valve signal and the pressure sensor signal of the gearbox have no overtime faults, the system is judged to normally operate, S3 is executed, and if not, S7 is executed;
s3, the ECU judges whether the gearbox is in a neutral gear, if not, S4 is executed, otherwise, S7 is executed;
s4, the ECU judges whether the air pressure value of the air storage tank 5 meets the cooling requirement, if the air pressure value of the air storage tank 5 detected by the pressure sensor is larger than a calibrated value and meets the cooling requirement by default, the air tank 5 has sufficient air, the cooling requirements of the flywheel 8 and the clutch 4 are met, the vehicle braking effect is not influenced, S5 is executed, and otherwise, S7 is executed;
s5, the ECU controls the electromagnetic valve to be opened, the gas storage tank 5 releases gas to the inner cavity of the flywheel shell 1 through the gas inlet pipeline 3, and the flywheel 8 and the clutch 4 are cooled;
s6, when the ECU detects that the opening time of the electromagnetic valve reaches the target time, the ECU controls the electromagnetic valve to close;
and S7, ending.
The method comprises the steps of searching a pre-calibrated time-rotating speed MAP according to the rotating speed of the engine in the current state, and obtaining target time.
In step S1, if the speed ratio exceeds the calibration value, it is determined that the clutch 4 is in the process of engaging or disengaging, and if the number of times that the speed ratio exceeds the calibration value within the first calibration time is more than the calibration number of times, the ECU determines that the clutch 4 is in the multiple-clutch state;
and when the time that the difference value of the actual speed ratio of the gearbox in a certain gear and the calibrated speed ratio of the gearbox in the gear exceeds the calibrated deviation exceeds a second calibrated time, the ECU judges that the clutch 4 is in a half-clutch state for a long time.
Steps S3 and S4 may be interchanged in order, and steps S3 and S4 may also be performed simultaneously.
When the clutch 4 is in a half-clutch state for a long time or is disengaged for multiple times within a certain time, the surface of the flywheel 8 and the clutch 4 are subjected to long-time sliding grinding, the temperature of the surface of a friction plate of the flywheel 8 and the clutch 4 is increased rapidly due to the sliding grinding, at the moment, when the ECU judges that the clutch 4 is subjected to the sliding grinding for a long time or is disengaged for multiple times within a short time according to the speed ratio of the rotating speed of the engine and the rotating speed of an output shaft of a gearbox, the electromagnetic valve of the gas storage tank 5 is opened, gas in the gas storage tank 5 is pumped into the inner cavity of the flywheel shell 1, the surface of the flywheel 8 and the clutch 4 are actively cooled, and therefore the problems that the flywheel 8 and the clutch 4 are cracked due to the sliding grinding at high temperature and the clutch 4 burns plates are solved, and the service lives of the flywheel 8 and the clutch 4 are long.
The foregoing is illustrative of the best mode of the invention and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.
Claims (10)
1. Flywheel clutch heat abstractor, its characterized in that, the bell housing is equipped with air inlet and the gas outlet that is linked together rather than the inner chamber, flywheel clutch heat abstractor includes: the cooling system comprises an air inlet pipeline, an electromagnetic valve, a cooling air source and a controller, wherein the air inlet pipeline is connected with the cooling air source, the electromagnetic valve is electrically connected with the controller, and the electromagnetic valve is used for controlling the on-off of the air inlet pipeline and the cooling air source.
2. The flywheel clutch heat sink of claim 1 wherein the source of cooling air is an air reservoir on the vehicle.
3. The flywheel clutch heat sink of claim 2, wherein the air reservoir is provided with a pressure sensor for detecting an air pressure inside the air reservoir.
4. The flywheel clutch heat sink of claim 1, wherein the controller is an ECU.
5. The flywheel clutch heat sink of claim 1, wherein the air inlet line is provided with a silencer.
6. The control method of the flywheel clutch heat dissipation device is characterized by comprising the following steps of:
s1, the ECU judges the state of the clutch based on the speed ratio of the engine speed and the speed of the output shaft of the gearbox, if the clutch is judged to be in a multi-time clutch state or a semi-clutch state for a long time, S2 is executed, and if not, S7 is executed;
s2, the ECU judges whether the system normally operates, if the ECU detects that the neutral position signal, the clutch signal, the electromagnetic valve signal and the pressure sensor signal of the gearbox have no overtime faults, the system is judged to normally operate, S3 is executed, and if not, S7 is executed;
s3, the ECU judges whether the gearbox is in a neutral gear or not, if not, S4 is executed, otherwise, S7 is executed;
s4, the ECU judges whether the air pressure value of the air storage tank meets the cooling requirement, if the air pressure value of the air storage tank detected by the pressure sensor is larger than a calibrated value, the air pressure value is defaulted to meet the cooling requirement, S5 is executed, and if not, S7 is executed;
s5, the ECU controls the electromagnetic valve to be opened, the gas storage tank releases gas to an inner cavity of the flywheel shell through a gas inlet pipe, and the flywheel and the clutch are cooled;
s6, when the ECU detects that the opening time of the electromagnetic valve reaches the target time, the ECU controls the electromagnetic valve to be closed;
and S7, ending.
7. The flywheel clutch heat sink control method as described in claim 6, wherein the target time is obtained by searching a pre-calibrated time-rotation speed MAP according to a rotation speed of the engine in a current state.
8. The flywheel clutch heat sink control method according to claim 6, wherein in step S1, if the speed ratio exceeds a calibrated value, it is determined that the clutch is in gear or in the process of clutching, and if the number of times the speed ratio exceeds the calibrated value within a first calibrated time is more than the calibrated number of times, the ECU determines that the clutch is in a multiple-clutched state;
and when the time that the difference value of the actual speed ratio of the gearbox in a certain gear and the calibrated speed ratio of the gearbox in the gear exceeds the calibrated deviation exceeds a second calibrated time, the ECU judges that the clutch is in a half-clutch state for a long time.
9. The flywheel clutch heat sink control method of claim 6, wherein the steps S3 and S4 can be interchanged in sequence.
10. The flywheel clutch heat sink control method of claim 6, wherein steps S3 and S4 are performed simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111154907.XA CN113864354B (en) | 2021-09-29 | 2021-09-29 | Flywheel clutch heat dissipation device control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111154907.XA CN113864354B (en) | 2021-09-29 | 2021-09-29 | Flywheel clutch heat dissipation device control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113864354A true CN113864354A (en) | 2021-12-31 |
| CN113864354B CN113864354B (en) | 2023-11-17 |
Family
ID=79000608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111154907.XA Active CN113864354B (en) | 2021-09-29 | 2021-09-29 | Flywheel clutch heat dissipation device control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113864354B (en) |
Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2013224A1 (en) * | 1968-07-19 | 1970-03-27 | Quick Rotan Becker & Notz Kg | |
| US4848531A (en) * | 1987-07-30 | 1989-07-18 | Dana Corporation | Electronic system for monitoring clutch brake engagement and clutch slippage |
| EP0421141A2 (en) * | 1989-09-30 | 1991-04-10 | Suzuki Motor Corporation | Clutch cooling apparatus for stepless variable speed transmission |
| CA2026480A1 (en) * | 1990-01-11 | 1991-07-12 | Carl A. Lentz | Method of detecting clutch tie-up during transmission shifting |
| DE4338785A1 (en) * | 1992-11-13 | 1994-05-19 | Borg Warner Automotive | Cooling system for the starting clutch of a continuously variable transmission |
| JPH07332123A (en) * | 1994-06-15 | 1995-12-22 | Isuzu Motors Ltd | Automatic stop and start device for engine |
| JPH09250556A (en) * | 1996-03-19 | 1997-09-22 | Exedy Corp | Multi-plate clutch |
| JP2004308685A (en) * | 2003-04-02 | 2004-11-04 | Denso Corp | Engine control system |
| JP2007146741A (en) * | 2005-11-28 | 2007-06-14 | Nissan Diesel Motor Co Ltd | Engine control device |
| US20080230345A1 (en) * | 2007-02-23 | 2008-09-25 | Yamaha Hatsudoki Kabushiki Kaisha | Clutch Failure Detection System, Straddle-Type Vehicle, and Method for Detecting Failure |
| WO2011062496A1 (en) * | 2009-11-19 | 2011-05-26 | Dti Group B.V. | Flywheel module comprising a centrifugal disengaging clutch |
| CN202017709U (en) * | 2011-05-13 | 2011-10-26 | 东风汽车有限公司 | Double clutch system heat radiation structure |
| US20120191306A1 (en) * | 2011-01-21 | 2012-07-26 | Ford Global Technologies Llc | Vehicle with Transmission Cooling System |
| JP5652773B1 (en) * | 2014-07-18 | 2015-01-14 | 昌克 ▲高▼野 | Dry dual clutch cooling structure |
| CN204437103U (en) * | 2014-12-24 | 2015-07-01 | 陕西同力重工股份有限公司 | A kind of dry friction clutch cooling unit |
| CN206031356U (en) * | 2016-09-07 | 2017-03-22 | 中南林业科技大学 | Quick cooling system by oneself of turbocharged car dry -type double clutch and stopper |
| DE102016214373B3 (en) * | 2016-08-03 | 2017-12-14 | Audi Ag | Hydraulic system for an automatic transmission of a motor vehicle |
| CN207018383U (en) * | 2017-06-21 | 2018-02-16 | 洛阳映山红拖拉机有限公司 | tractor clutch cooling protection control system |
| CN107956815A (en) * | 2016-10-18 | 2018-04-24 | 丰田自动车株式会社 | Clutch operating device |
| CN108275133A (en) * | 2018-01-31 | 2018-07-13 | 东风商用车有限公司 | A kind of vehicle braking energy recovery system and its control method |
| CN109296733A (en) * | 2018-09-27 | 2019-02-01 | 湖北航天技术研究院总体设计所 | A kind of automotive transfer case fault monitoring system and method |
| DE102018126067B3 (en) * | 2018-10-19 | 2020-01-30 | Schaeffler Technologies AG & Co. KG | Friction clutch as a normally disengaged and pressed clutch |
| CN110821982A (en) * | 2019-10-21 | 2020-02-21 | 湖南行必达网联科技有限公司 | Clutch heat dissipation system, clutch heat dissipation method and vehicle |
| KR102257757B1 (en) * | 2019-12-10 | 2021-05-28 | 주식회사 현대케피코 | Method for High Stuck Diagnosis of Fluid Temperature Sensor Based On Electronic Oil Pump and Auto Transmission System Thereof |
| JP2021116704A (en) * | 2020-01-22 | 2021-08-10 | ダイハツ工業株式会社 | Control device for vehicle |
-
2021
- 2021-09-29 CN CN202111154907.XA patent/CN113864354B/en active Active
Patent Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2013224A1 (en) * | 1968-07-19 | 1970-03-27 | Quick Rotan Becker & Notz Kg | |
| US4848531A (en) * | 1987-07-30 | 1989-07-18 | Dana Corporation | Electronic system for monitoring clutch brake engagement and clutch slippage |
| EP0421141A2 (en) * | 1989-09-30 | 1991-04-10 | Suzuki Motor Corporation | Clutch cooling apparatus for stepless variable speed transmission |
| CA2026480A1 (en) * | 1990-01-11 | 1991-07-12 | Carl A. Lentz | Method of detecting clutch tie-up during transmission shifting |
| DE4338785A1 (en) * | 1992-11-13 | 1994-05-19 | Borg Warner Automotive | Cooling system for the starting clutch of a continuously variable transmission |
| JPH07332123A (en) * | 1994-06-15 | 1995-12-22 | Isuzu Motors Ltd | Automatic stop and start device for engine |
| JPH09250556A (en) * | 1996-03-19 | 1997-09-22 | Exedy Corp | Multi-plate clutch |
| JP2004308685A (en) * | 2003-04-02 | 2004-11-04 | Denso Corp | Engine control system |
| JP2007146741A (en) * | 2005-11-28 | 2007-06-14 | Nissan Diesel Motor Co Ltd | Engine control device |
| US20080230345A1 (en) * | 2007-02-23 | 2008-09-25 | Yamaha Hatsudoki Kabushiki Kaisha | Clutch Failure Detection System, Straddle-Type Vehicle, and Method for Detecting Failure |
| WO2011062496A1 (en) * | 2009-11-19 | 2011-05-26 | Dti Group B.V. | Flywheel module comprising a centrifugal disengaging clutch |
| US20120191306A1 (en) * | 2011-01-21 | 2012-07-26 | Ford Global Technologies Llc | Vehicle with Transmission Cooling System |
| CN202017709U (en) * | 2011-05-13 | 2011-10-26 | 东风汽车有限公司 | Double clutch system heat radiation structure |
| JP5652773B1 (en) * | 2014-07-18 | 2015-01-14 | 昌克 ▲高▼野 | Dry dual clutch cooling structure |
| CN204437103U (en) * | 2014-12-24 | 2015-07-01 | 陕西同力重工股份有限公司 | A kind of dry friction clutch cooling unit |
| DE102016214373B3 (en) * | 2016-08-03 | 2017-12-14 | Audi Ag | Hydraulic system for an automatic transmission of a motor vehicle |
| CN206031356U (en) * | 2016-09-07 | 2017-03-22 | 中南林业科技大学 | Quick cooling system by oneself of turbocharged car dry -type double clutch and stopper |
| CN107956815A (en) * | 2016-10-18 | 2018-04-24 | 丰田自动车株式会社 | Clutch operating device |
| CN207018383U (en) * | 2017-06-21 | 2018-02-16 | 洛阳映山红拖拉机有限公司 | tractor clutch cooling protection control system |
| CN108275133A (en) * | 2018-01-31 | 2018-07-13 | 东风商用车有限公司 | A kind of vehicle braking energy recovery system and its control method |
| CN109296733A (en) * | 2018-09-27 | 2019-02-01 | 湖北航天技术研究院总体设计所 | A kind of automotive transfer case fault monitoring system and method |
| DE102018126067B3 (en) * | 2018-10-19 | 2020-01-30 | Schaeffler Technologies AG & Co. KG | Friction clutch as a normally disengaged and pressed clutch |
| CN110821982A (en) * | 2019-10-21 | 2020-02-21 | 湖南行必达网联科技有限公司 | Clutch heat dissipation system, clutch heat dissipation method and vehicle |
| KR102257757B1 (en) * | 2019-12-10 | 2021-05-28 | 주식회사 현대케피코 | Method for High Stuck Diagnosis of Fluid Temperature Sensor Based On Electronic Oil Pump and Auto Transmission System Thereof |
| JP2021116704A (en) * | 2020-01-22 | 2021-08-10 | ダイハツ工業株式会社 | Control device for vehicle |
Non-Patent Citations (3)
| Title |
|---|
| 何忠波, 席军强, 陈慧岩, 刘耿, 陶刚: "发动机断油控制对AMT换挡品质的影响", 北京理工大学学报, no. 01, pages 40 - 41 * |
| 陈文琪;: "浅谈双离合器自动变速器的故障处理", 时代汽车, no. 02, pages 117 - 118 * |
| 陈荣生;: "气动离合器正常运行及检修", 砖瓦, no. 04, pages 48 - 52 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113864354B (en) | 2023-11-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110023607B (en) | Thermal management system and thermal management method for internal combustion engine | |
| US9097172B2 (en) | Switchable water pump control systems and methods | |
| US9222398B2 (en) | Cooling system | |
| CN104417527B (en) | Method and system for hybrid powertrain control | |
| US8504263B2 (en) | Accumulator working volume management and adaptation | |
| US9090240B2 (en) | Dual-clutch transmission predictive thermal protection | |
| US9347500B2 (en) | Vehicle control device | |
| US8972154B2 (en) | Engine stop determination device and engine stop determination method | |
| JP5195513B2 (en) | Vehicle clutch unit | |
| BRPI0924298B1 (en) | VEHICLE CONTROL DEVICE | |
| RU2731647C2 (en) | Method (versions) and car clutch transmission clutch control system with manual switching | |
| US20130240315A1 (en) | Dual-clutch transmission thermal management | |
| JP2014148290A (en) | Control unit of hybrid vehicle | |
| US20100155159A1 (en) | Hydro-mechanical clutch for a hybrid transmission and method for operating the same | |
| JP4483937B2 (en) | Engine control apparatus and control method | |
| CN114320698A (en) | Method and system for selecting an engine starting device | |
| CN113006950A (en) | Control method and system of engine exhaust butterfly valve | |
| CN113864354A (en) | Flywheel clutch heat dissipation device and control method | |
| US20200378347A1 (en) | Systems and methods for an exhaust gas recirculation valve cartridge in an integrated exhaust manifold cylinder head | |
| US20100155160A1 (en) | Dual housing clutch assembly for a hybrid vehicle | |
| CN103423333A (en) | Clutch assembly with an energy control plate | |
| JP5262833B2 (en) | Vehicle clutch control device | |
| JP4948339B2 (en) | Temperature estimation device for fluid transmission | |
| JP5182264B2 (en) | Fluid transmission device | |
| WO2016034783A1 (en) | Clutch with circulating air flow housing cooled by internal cooling means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |