CN112901759A - Friction cooling system for actuator of hybrid power transmission device - Google Patents
Friction cooling system for actuator of hybrid power transmission device Download PDFInfo
- Publication number
- CN112901759A CN112901759A CN202110156389.9A CN202110156389A CN112901759A CN 112901759 A CN112901759 A CN 112901759A CN 202110156389 A CN202110156389 A CN 202110156389A CN 112901759 A CN112901759 A CN 112901759A
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- Prior art keywords
- cooling
- friction
- pressure plate
- oil
- oil path
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Classifications
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- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
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- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0423—Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
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- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0424—Lubricant guiding means in the wall of or integrated with the casing, e.g. grooves, channels, holes
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
- F16H57/0435—Pressure control for supplying lubricant; Circuits or valves therefor
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- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0473—Friction devices, e.g. clutches or brakes
-
- 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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0482—Gearings with gears having orbital motion
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H2061/0075—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by a particular control method
- F16H2061/0078—Linear control, e.g. PID, state feedback or Kalman
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Details Of Gearings (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention discloses a friction sliding cooling system of an actuator of a hybrid power transmission device, which comprises a friction sliding cooling and lubricating hydraulic oil way, a transmission control unit, a rotating speed sensor, a cooling oil way, a front pressure plate and a friction plate, wherein: the sliding friction cooling and lubricating hydraulic oil route is independently controlled by an electromagnetic valve; the speed sensor and the electromagnetic valve are connected with a transmission control unit, and the transmission control unit executes a PID control and feedback compensation control strategy; the inner side of the friction plate is matched with the spline of the planet carrier through the spline; the friction plate is matched with the pressure plate and a front pressure plate at the front end of the planet carrier, and the front pressure plate and the pressure plate are matched with the shell through splines to realize braking; the cooling oil path consists of a cooling oil pipe and a casing casting oil path; and the sliding friction cooling and lubricating hydraulic oil path is connected with the shell casting oil path through a cooling oil pipe. The invention can realize stable starting, meet the severe working conditions of low-speed creeping on a slope road and the like, and simultaneously can meet the function of idle-speed creeping charging.
Description
Technical Field
The invention belongs to the technical field of new energy passenger cars, and relates to a sliding friction cooling system for an actuator of a hybrid power transmission device.
Background
The five-in-one vehicle is a competitive research and development novel vehicle for realizing the propulsion work of the five-in-one overall layout of ecological civilization construction and meeting the increasingly strict requirements of national oil consumption emission regulations. The hybrid power transmission system is divided into structures such as P0, P1, P2, P3 and P4 in the industry according to the arrangement position of the motor. The hybrid power mainly enables the engine to operate in a high-efficiency area through the coordinated work of the motor, so that the efficiency of the whole system is improved. Aiming at the problems of low-speed creep working conditions and engine starting heat balance commonly existing in the existing P2 framework hybrid power products in the market, how to meet the working requirements of severe working conditions such as starting, creep charging and the like is an important research direction in related fields.
Disclosure of Invention
Aiming at the problems of shaking impact, thermal balance of an actuator and the like under the working conditions of low-speed crawling, engine starting and the like generally existing in a P2 architecture hybrid power transmission structure in the market, the invention provides an actuator friction cooling system of a hybrid power transmission device. The system solves the problems of vibration and impact caused by rigid connection of the engine and the transmission mechanism due to the P2 framework structure, and solves the problems that a friction plate of the sliding execution mechanism cannot achieve thermal balance under severe working conditions of starting, creeping and the like when a gear actuator is adopted to replace a starting clutch. The invention is mainly applied to a new energy hybrid power transmission device to meet the working requirements of severe working conditions such as starting, crawling, charging and the like.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a hybrid power transmission actuator cooling system that rubs, includes the lubricated hydraulic circuit of the cooling of rubbing, derailleur The Control Unit (TCU), speed sensor, cooling oil circuit, preceding pressure plate, friction disc, wherein:
the sliding friction cooling and lubricating hydraulic oil route is independently controlled by an electromagnetic valve;
the speed sensor and the electromagnetic valve are connected with a transmission control unit, and the transmission control unit executes a PID control and feedback compensation control strategy;
the inner side of the friction plate is matched with the spline of the planet carrier through the spline;
the friction plates matched with the planet carrier are matched with the pressure plates and the front pressure plate at the front end, and the front pressure plate and the pressure plate are matched with the shell through splines to realize braking;
the cooling oil path consists of a cooling oil pipe and a shell casting oil path, and the shell casting oil path comprises a top end oil path and/or a lateral oil path on the side surface of the friction plate running oil cavity;
and the sliding friction cooling and lubricating hydraulic oil path is connected with the shell casting oil path through a cooling oil pipe.
Compared with the prior art, the invention has the following advantages:
1. the invention solves the problems of low-speed creep working condition and engine starting heat balance commonly existing in the conventional P2-structure hybrid power transmission mechanism in the market, solves the working requirements of severe working conditions such as starting, creep charging and the like, and is an important research direction in related fields.
2. The invention can realize stable starting, meet the severe working conditions of low-speed creeping on a slope road and the like, and simultaneously can meet the function of idle-speed creeping charging.
Drawings
FIG. 1 is a schematic view of a lubrication structure of a sliding friction gear actuator according to the present invention;
FIG. 2 is a schematic illustration of the housing oil path distribution of the present invention;
in the figure: the device comprises a friction plate 1, a cooling oil way 2, a front pressure plate 3, a rotating speed sensor 4, a planet carrier 5, a top oil way 2-1, a lateral oil way 2-2, a lateral oil way 1, 2-3, a lateral oil way 2-4, a lateral oil way 3, and a lateral oil way 2-5, wherein the friction plate is arranged on the front side of the friction plate and the cooling oil way 2.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings, but not limited thereto, and any modification or equivalent replacement of the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention shall be covered by the protection scope of the present invention.
The invention provides a friction sliding cooling system of a hybrid power transmission actuator, which is characterized in that as shown in figures 1-2, the system comprises a friction sliding cooling lubricating hydraulic oil circuit, a Transmission Control Unit (TCU), an electronic pump, a mechanical pump, a rotating speed sensor 4 for detecting the rotating speed of a friction plate 1, a cooling oil circuit 2, a front pressure plate 3 and the friction plate 1, wherein the electromagnetic valve is independently controlled, and the friction sliding cooling lubricating hydraulic oil circuit, the Transmission Control Unit (TCU), the electronic pump, the mechanical pump: the cooling oil way 2 consists of a cooling oil pipe and a casing casting oil way (a top oil way 2-1, a lateral oil way 2-2, a lateral oil way 2-3, a lateral oil way 2-4 and a lateral oil way 2-5); the rotating speed sensor 4 and the electromagnetic valve are connected with a transmission control unit, and the transmission control unit executes a PID control and feedback compensation control strategy; the inner side of a friction plate 1 used by the gear actuator is in spline fit with a planet carrier 5 through a spline, and the rotating speeds of the friction plate 1 and the planet carrier 5 are the same; the multi-friction plate 1 matched with the planet carrier is matched with the multi-pressure plate and a front pressure plate 3 at the front end, the front pressure plate 3 and the pressure plate are matched with a shell through splines to realize braking, the real-time rotating speed of the planet carrier 5 is detected through a rotating speed sensor 4 to monitor the sliding friction rotating speed difference of the friction plate 1, the sliding friction rotating speed difference information is fed back to a transmission control unit, the transmission control unit controls an electromagnetic valve according to a PID control and feedback compensation control strategy, the SLU electromagnetic valve independently controls an independent sliding friction cooling lubricating hydraulic oil circuit of a hydraulic system to realize adjustment of different cooling flows, the cooling flows pass through a cooling oil pipe, oil holes are respectively cast through the shell at different positions of the shell, and the cooling flow at the friction plate 1 is adjusted to meet the working requirements of working conditions of a.
According to the invention, the sliding friction cooling and lubricating hydraulic oil circuit is an independent oil circuit which is independently controlled by adopting an electromagnetic valve, the electromagnetic valve can adopt a low-power consumption normal-high SLU electromagnetic valve, the cooling flow of the sliding friction cooling and lubricating hydraulic oil circuit is adjusted through the low-power consumption normal-high SLU electromagnetic valve according to sliding friction working condition information such as sliding difference rotating speed fed back by a rotating speed sensor 4, actuator piston pressure information and the like according to PID control and feedback compensation control strategies, the flow at the friction plate 1 is reduced under the non-sliding friction working condition so as to reduce the dragging torque of the system, the transmission efficiency is improved, more oil liquid of a whole machine lubricating system flows to other structures for whole machine lubrication, and the lubricating flow is adjusted according to working condition test calibration and MAP (MAP) under the sliding friction working. Different cooling flows can be adjusted under the sliding friction working conditions of different degrees, the maximum cooling flow can reach 10L/min, the cooling requirement of the friction plate 1 is met, and the heat balance is realized.
In the invention, the flow source of the sliding friction cooling lubricating hydraulic oil circuit adopts a scheme of combining a mechanical pump and an electronic pump, and in a starting stage, particularly in a pure electric mode, the rotating speed of the mechanical pump is low, the flow of a system is low, and at the moment, the electronic pump provides working oil pressure and lubricating flow for a whole machine system. And under other working conditions, when the inherent flow of the mechanical pump does not meet the sliding friction cooling and lubricating requirement, the electronic pump can also start the auxiliary mechanical pump to provide cooling and lubricating flow for the system. The electronic pump can adopt a 12V low-voltage electronic pump and the like.
In the invention, the cooling oil pipe is a special-shaped integrated cooling oil pipe, all branch pipes are connected by a brazing process, and a plurality of oil holes are cast and machined in the shell to conduct cooling lubricating oil, so that cooling lubrication is provided for the friction plate 1, and the heat balance is realized by assisting the friction plate.
According to the invention, according to the rotation speed monitoring of the friction plate 1, the friction cooling and lubricating hydraulic oil circuit is independently controlled, and a plurality of cooling oil circuits 2 are adopted to provide cooling and lubricating for the friction plate 1 under the friction working condition.
According to the invention, the cooling oil line 2 is matched with the casing casting oil line by adopting a cooling oil pipe, a top oil line 2-1 is selected for spraying according to different sliding friction working condition requirements, and one or more of a lateral oil line 2-2, a lateral oil line 2-3, a lateral oil line 2-4 and a lateral oil line 2-5 which are formed by communicating a special-shaped oil pipe with the casing oil line and are arranged on the side surface of the running oil cavity of the friction plate 1 are combined to provide cooling lubrication for the friction plate 1 so as to correspond to different working condition requirements for selective matching.
In the invention, the front pressure plate 3 adopts a current-limiting self-adaptive structure, and a spline matched with the shell adopts a full-tooth structure, so that the cooling flow leakage is limited, lubricating oil effectively acts on the friction plate 1, and the cooling effect is improved. In addition, the front pressure plate 3 is close to the friction plate 1 side, a streamline bulge structure is adopted, the responsiveness of the piston is improved, and the effect of optimizing the cooling effect is realized according to the Bernoulli law.
In the invention, the friction plate 1 is made of a special friction material with high heat capacity, the effective working area is optimized and improved according to the matching structure, and the capacity of the friction plate is improved, so that the use requirement of the friction working condition is met, and the heat balance is achieved.
Claims (7)
1. A kind of mixed power drive actuator slips and rubs the cooling system, characterized by that the said slippery cooling system of rubbing includes slippery friction cooling lubrication hydraulic circuit, speed change gear control unit, speed sensor, cooling oil circuit, front pressure plate, friction disc, wherein:
the sliding friction cooling and lubricating hydraulic oil route is independently controlled by an electromagnetic valve;
the speed sensor and the electromagnetic valve are connected with a transmission control unit, and the transmission control unit executes a PID control and feedback compensation control strategy;
the inner side of the friction plate is matched with the spline of the planet carrier through the spline;
the friction plate is matched with the pressure plate and a front pressure plate at the front end of the planet carrier, and the front pressure plate and the pressure plate are matched with the shell through splines to realize braking;
the cooling oil path consists of a cooling oil pipe and a casing casting oil path;
and the sliding friction cooling and lubricating hydraulic oil path is connected with the shell casting oil path through a cooling oil pipe.
2. The hybrid transmission actuator slip cooling system of claim 1 wherein said housing casting oil path comprises a top oil path and/or a side oil path to the side of the friction plate running oil cavity.
3. The hybrid transmission actuator slip cooling system of claim 1 wherein said solenoid valve is an SLU solenoid valve.
4. The system of claim 1, wherein the source of the flow of the slip cooling hydraulic circuit is a combination of a mechanical pump and an electronic pump.
5. The friction cooling system for the actuator of the hybrid power transmission device according to claim 1, wherein the cooling oil pipe is a special-shaped integrated cooling oil pipe, the branch pipes are connected by a brazing process, and a plurality of oil holes are cast and machined in the housing.
6. The hybrid transmission actuator slip cooling system of claim 1 wherein said front pressure plate is of a flow limiting adaptive design and said housing mating splines are of a full tooth design.
7. The hybrid transmission actuator slip cooling system of claim 1 wherein said front pressure plate is of a streamlined nose configuration adjacent said friction plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110156389.9A CN112901759A (en) | 2021-02-04 | 2021-02-04 | Friction cooling system for actuator of hybrid power transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110156389.9A CN112901759A (en) | 2021-02-04 | 2021-02-04 | Friction cooling system for actuator of hybrid power transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112901759A true CN112901759A (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110156389.9A Pending CN112901759A (en) | 2021-02-04 | 2021-02-04 | Friction cooling system for actuator of hybrid power transmission device |
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| Country | Link |
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| CN (1) | CN112901759A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0421141A2 (en) * | 1989-09-30 | 1991-04-10 | Suzuki Motor Corporation | Clutch cooling apparatus for stepless variable speed transmission |
| CN1127333A (en) * | 1994-10-28 | 1996-07-24 | 本田技研工业株式会社 | Clutch structure |
| KR20030052617A (en) * | 2001-12-21 | 2003-06-27 | 대우종합기계 주식회사 | Device for cooling transmission in industrial vehicle |
| US20090057088A1 (en) * | 2007-08-29 | 2009-03-05 | Nsk-Warner K.K. | Starting clutch apparatus |
| US20120217121A1 (en) * | 2011-02-28 | 2012-08-30 | Aisin Aw Co., Ltd. | Hybrid drive apparatus |
| WO2012132723A1 (en) * | 2011-03-30 | 2012-10-04 | アイシン・エィ・ダブリュ株式会社 | Hybrid drive device |
| GB201215984D0 (en) * | 2012-09-07 | 2012-10-24 | Ricardo Uk Ltd | Improvements in or relating to clutches |
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| CN203432716U (en) * | 2013-07-31 | 2014-02-12 | 哈尔滨东安汽车发动机制造有限公司 | Operating temperature measuring apparatus of clutch plate |
| CN205026079U (en) * | 2015-10-13 | 2016-02-10 | 哈尔滨东安汽车发动机制造有限公司 | Novel automatic gearbox hydraulic pressure cooling and lubrication oil circuit structure |
| CN206409617U (en) * | 2017-01-10 | 2017-08-15 | 上海汽车变速器有限公司 | Electronic pump double-clutch speed changer |
| US20180163844A1 (en) * | 2016-12-12 | 2018-06-14 | Hyundai Motor Company | Oil control system and method for dual clutch transmission |
| CN108426024A (en) * | 2018-02-11 | 2018-08-21 | 意宁液压股份有限公司 | Dynamic brake and the integrated transmission device of planetary reduction gear |
| CN110131397A (en) * | 2019-06-21 | 2019-08-16 | 重庆青山工业有限责任公司 | Wet-type dual-clutch lubrication flow control system |
| CN210949617U (en) * | 2019-12-10 | 2020-07-07 | 哈尔滨东安汽车发动机制造有限公司 | Brake structure of automatic transmission |
-
2021
- 2021-02-04 CN CN202110156389.9A patent/CN112901759A/en active Pending
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|---|---|---|---|---|
| EP0421141A2 (en) * | 1989-09-30 | 1991-04-10 | Suzuki Motor Corporation | Clutch cooling apparatus for stepless variable speed transmission |
| CN1127333A (en) * | 1994-10-28 | 1996-07-24 | 本田技研工业株式会社 | Clutch structure |
| KR20030052617A (en) * | 2001-12-21 | 2003-06-27 | 대우종합기계 주식회사 | Device for cooling transmission in industrial vehicle |
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| CN203432716U (en) * | 2013-07-31 | 2014-02-12 | 哈尔滨东安汽车发动机制造有限公司 | Operating temperature measuring apparatus of clutch plate |
| CN205026079U (en) * | 2015-10-13 | 2016-02-10 | 哈尔滨东安汽车发动机制造有限公司 | Novel automatic gearbox hydraulic pressure cooling and lubrication oil circuit structure |
| US20180163844A1 (en) * | 2016-12-12 | 2018-06-14 | Hyundai Motor Company | Oil control system and method for dual clutch transmission |
| CN206409617U (en) * | 2017-01-10 | 2017-08-15 | 上海汽车变速器有限公司 | Electronic pump double-clutch speed changer |
| CN108426024A (en) * | 2018-02-11 | 2018-08-21 | 意宁液压股份有限公司 | Dynamic brake and the integrated transmission device of planetary reduction gear |
| CN110131397A (en) * | 2019-06-21 | 2019-08-16 | 重庆青山工业有限责任公司 | Wet-type dual-clutch lubrication flow control system |
| CN210949617U (en) * | 2019-12-10 | 2020-07-07 | 哈尔滨东安汽车发动机制造有限公司 | Brake structure of automatic transmission |
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| Title |
|---|
| 施林: "上海通用GF6(6T40/45E)自动变速器结构分析", 《汽车维护与修理》 * |
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