CN105774516A - Dual-power coupling device for hybrid powered automatic transmission hydraulic system - Google Patents
Dual-power coupling device for hybrid powered automatic transmission hydraulic system Download PDFInfo
- Publication number
- CN105774516A CN105774516A CN201610339973.7A CN201610339973A CN105774516A CN 105774516 A CN105774516 A CN 105774516A CN 201610339973 A CN201610339973 A CN 201610339973A CN 105774516 A CN105774516 A CN 105774516A
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- CN
- China
- Prior art keywords
- oil pump
- oil
- mechanical
- electric
- pump
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 10
- 238000010168 coupling process Methods 0.000 title claims abstract description 10
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 10
- 230000005540 biological transmission Effects 0.000 title abstract description 6
- 239000003921 oil Substances 0.000 claims description 154
- 239000010729 system oil Substances 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
Classifications
-
- 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
- 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 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 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—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 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
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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
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
-
- 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
- F16H2710/00—Control devices for speed-change mechanisms, the speed change control is dependent on function parameters of the gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a dual-power coupling device for a hybrid powered automatic transmission hydraulic system. The dual-power coupling device consists of an oil storage container, an oil filtering device, a mechanical oil pump, an electric oil pump and an oil return pipeline, wherein the mechanical oil pump and the electric oil pump are arranged side by side to form two parallel oil path branches; the electric oil pump is driven by a motor integrated with the electric oil pump; the mechanical oil pump can be driven by a gear meshed with an output shaft of an engine, so that hybrid use of two types of energy is realized, and the use rate of clean energy is increased. The oil storage container and an oil filtering element are positioned at the uppermost stream of the system to provide filtered oil for electric and mechanical type energy conversion devices. Furthermore, the dual-power coupling device is additionally provided with two check valves, one of which is arranged on the oil path branch with the mechanical oil pump and the other one of which is positioned at an outlet of the electric oil pump. Due to the arrangement of the two check valves, oil convection impact is effectively prevented, and system noise is greatly reduced.
Description
Technical field
The invention belongs to the technical field of double-clutch automatic transmission (DCT) design of Hydraulic System.
Background technology
The energy that traditional double-clutch automatic gearbox (DCT) utilizes fuel engines to input, transmits power to power transmission shaft and wheel after changing gear ratio or transmission direction.In recent years due to the energy and environmental change, hybrid power actuation techniques that introduce more fuel-economizing, that Environment Oriented is friendly.Adopt the power source driving vehicle traveling of two kinds or energy above form.Correspondingly, two kinds or above power conversion apparatus need to be adopted.Along with the introducing of multiple power conversion apparatus, the complexity of system improves.Adopting multiple power conversion apparatus to be arranged in juxtaposition in systems, the oil of input and output forms a closed loop oil circuit, consume in a large number should the oil of metering-in control system, significantly reduce the efficiency of system.It addition, the fluid with pressure of the oil that exports of mechanical power transmission device (oil pump) and electric oil pump output crosses in this oil circuit ring, cause greater impact, and produce system noise.
Summary of the invention
For the problems referred to above, the present invention proposes a kind of double-power coupling device for hybrid power automatic speed variator hydraulic system, and the technical scheme adopted is specific as follows:
This device includes oil and stores container 1, oil defecator 2, mechanical oil pump 4, mechanical oil pump check valve 3, electric oil pump 6, electric oil pump check valve 5 and oil sump tank 8.
Mechanical oil pump 4 and electric oil pump 6 are parallel in oil circuit and form two branch roads, and mechanical oil pump 4 stores container 1 each through oil defecator 2 with oil with electric oil pump 6 and connects.Mechanical oil pump 4 all connects with hydraulic system direction controlling and execution part 9 with two branch roads of electric oil pump 6, oil can be stored the oil in container 1 after oil defecator 2 filters by mechanical oil pump 4 and electric oil pump 6, pump is to hydraulic system direction controlling and performs in part 9, hydraulic system direction controlling and perform untapped oil in part 9 and be back in oil defecator 2 through return line 8.
Electric oil pump 6 provides power by the motor 7 integrated, and the output oil flow of electric oil pump 6 is regulated by motor speed.
Mechanical oil pump 4 is driven by with electromotor 10 output shaft meshed gears, and mechanical oil pump 4 exports oil mass by electromotor 10 rotational speed regulation driven.
Being provided with oil on oil defecator 2 and store container joint, mechanical oil pump input interface, electric oil pump input interface and system oil return mouth, wherein, mechanical oil pump input interface and system oil return mouth are arranged close to.
Mechanical oil pump check valve 3, in mechanical oil pump branch road, is in mechanical oil pump 4 upstream or downstream and adjacently positioned with mechanical oil pump 4；Check valve 5 is positioned at electric oil pump equipped at outlet port and adjacent with electric oil pump 6.
Beneficial effects of the present invention:
1, by the setting of in oil circuit two check valves, the oil solving input and output forms closed loop oil circuit, improves the efficiency of system, also effectively prevent oil convection current simultaneously and impacts, system noise is greatly reduced.
2, electric oil pump and mechanical oil pump can each individually control, and work alone.Two oil pump parallel connections are in systems.Sharing oil storage device and oil defecator, control and execution oil circuit for downstream provide the oil with pressure.
3, system oil return mouth is near machinery oil pumping hole, system oil return can be facilitated quickly to export through machinery oil pumping hole, improve the volumetric efficiency of system.
Accompanying drawing explanation
Fig. 1 is the hydraulic principle sketch of the embodiment of the present invention.
Fig. 2 is the device schematic diagram of the embodiment of the present invention.
Detailed description of the invention
Specific embodiments of the present invention are described in detail below in conjunction with accompanying drawing.
Form as it is shown in figure 1, described double dynamical coupled system is stored container 1, oil defecator 2, mechanical oil pump 4, electric oil pump 6, check valve 3,5 and return line 8 by oil.
The motor 7 energising rotation that electric oil pump 6 is integrated, drives electric oil pump 6 power train (inside and outside meshing gear, rotor or blade) high-speed rotation.Power train produces parital vacuum and local compression in engagement process, and " suction " enters fluid then the outlet of " pressure " oil outlet pump.The output oil flow of electric oil pump 6 independently controls by regulating motor speed.
Mechanical oil pump 4 is driven by with electromotor 10 output shaft meshed gears.Mechanical oil pump 4 power train is identical with the principle of electric oil pump, and output oil mass is determined by electromotor 10 rotating speed driven.
Electric oil pump 6 and mechanical oil pump 4 can each individually control, and work alone.Two oil pump parallel connections are in systems.Sharing oil storage device and oil defecator, control and execution oil circuit for downstream provide the oil with pressure.
Oil defecator 2 includes an oil and stores container joint, mechanical oil pump input interface, electric oil pump input interface, a system oil return mouth.The oil of oil storage device 1 is entered by oil suction interface, and after filtration, mechanical oil pump 4 and electric oil pump 6 are arrived in output.As in figure 2 it is shown, system oil return mouth is near machinery oil pumping hole, system oil return is facilitated quickly to export through machinery oil pumping hole.Owing in most of the cases, the oily flow that electromotor 10 rotating speed determines is significantly greater than the demand volume of DCT system, for improving the volumetric efficiency of system, untapped for hydraulic system oil is led back mechanical oil pump.System oil return mouth can facilitate oil return to be used by mechanical oil pump 4 immediately near mechanical oil pump input interface.
Mechanical oil pump check valve 3 is in mechanical oil pump fuel feeding branch road, it is in the upstream of mechanical oil pump 4 or downstream and adjacently positioned with mechanical oil pump, control DCT oil in this branch road via oil defecator 2 and mechanical oil pump input interface, hydraulic system direction controlling to be supplied by mechanical oil pump 4 output and perform part 9.
Electric oil pump check valve 5 is in electric oil pump fuel feeding branch road, being positioned at electric oil pump equipped at outlet port and adjacent with electric oil pump 6, electric oil pump 6 exports oil when flowing to downstream oil circuit control, and electric oil pump check valve 5 is opened, during oil reverse flow, electric oil pump check valve 5 is closed.Effectively prevent oil convection current to impact, system noise is greatly reduced.
Claims (4)
1. the double-power coupling device for hybrid power automatic speed variator hydraulic system, it is characterized in that, this device includes oil and stores container (1), oil defecator (2), mechanical oil pump (4), electric oil pump (6), return line (8), electric oil pump check valve (5) and mechanical oil pump check valve (3)；Mechanical oil pump (4) and electric oil pump (6) are parallel in oil circuit and form two branch roads, and mechanical oil pump (4) stores container (1) each through oil defecator (2) with oil with electric oil pump (6) and connects；Two branch roads of mechanical oil pump (4) and electric oil pump (6) all with hydraulic system direction controlling and perform part (9) and connect, oil can be stored the oil in container (1) after oil defecator (2) filters by mechanical oil pump (4) and electric oil pump (6), pump is to hydraulic system direction controlling and performs in part (9), hydraulic system direction controlling and perform part (9) untapped oil and be back in oil defecator (2) through return line (8)；Mechanical oil pump check valve (3), in mechanical oil pump branch road, is in mechanical oil pump (4) upstream or downstream and adjacently positioned with mechanical oil pump (4)；Electric oil pump check valve (5) is positioned at electric oil pump equipped at outlet port and adjacent with electric oil pump (6).
2. the double-power coupling device for hybrid power automatic speed variator hydraulic system according to claim 1, it is characterized in that, oil defecator (2) is provided with oil and stores container joint, mechanical oil pump input interface, electric oil pump input interface and system oil return mouth, wherein, mechanical oil pump input interface and system oil return mouth are arranged close to.
3. the double-power coupling device for hybrid power automatic speed variator hydraulic system according to claim 1 and 2, it is characterized in that, electric oil pump (6) provides power by the motor (7) integrated, and the output oil flow of electric oil pump (6) is regulated by motor speed.
4. the double-power coupling device for hybrid power automatic speed variator hydraulic system according to claim 1 and 2, it is characterized in that, mechanical oil pump (4) is driven by with electromotor (10) output shaft meshed gears, and mechanical oil pump (4) output oil mass is by electromotor (10) rotational speed regulation driven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610339973.7A CN105774516A (en) | 2016-05-20 | 2016-05-20 | Dual-power coupling device for hybrid powered automatic transmission hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610339973.7A CN105774516A (en) | 2016-05-20 | 2016-05-20 | Dual-power coupling device for hybrid powered automatic transmission hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105774516A true CN105774516A (en) | 2016-07-20 |
Family
ID=56380130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610339973.7A Pending CN105774516A (en) | 2016-05-20 | 2016-05-20 | Dual-power coupling device for hybrid powered automatic transmission hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105774516A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237009A (en) * | 2018-11-05 | 2019-01-18 | 绿传（北京）科技有限公司 | A kind of automatic transmission with external double oil pumps |
| CN111006010A (en) * | 2018-10-08 | 2020-04-14 | 通用汽车环球科技运作有限责任公司 | System and method for controlling flow of transmission fluid |
| CN113858934A (en) * | 2020-06-30 | 2021-12-31 | 中车时代电动汽车股份有限公司 | Hybrid power system and vehicle adopting same |
| CN116816663A (en) * | 2023-06-16 | 2023-09-29 | 浙江大学 | Hydraulic system with energy supplied by double-input vane pump |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101290064A (en) * | 2007-04-20 | 2008-10-22 | 丰田自动车株式会社 | Oil supply system for vehicle |
| SE0850005L (en) * | 2008-01-15 | 2009-07-16 | Scania Cv Ab | METHOD AND DEVICE FOR LUBRICATION AND COOLING GEARBOX, GEARBOX |
| CN102444679A (en) * | 2010-10-12 | 2012-05-09 | 现代自动车株式会社 | Oil supply system of automatic transmission |
| JP2013057342A (en) * | 2011-09-07 | 2013-03-28 | Denso Corp | Hydraulic controller for automatic transmission |
| CN103671893A (en) * | 2012-09-03 | 2014-03-26 | 现代自动车株式会社 | Hydraulic pressure supply system of automatic transmission |
| CN103851170A (en) * | 2012-12-06 | 2014-06-11 | 丰田自动车株式会社 | Power transmission device |
| CN105190108A (en) * | 2013-03-21 | 2015-12-23 | 丰田自动车株式会社 | Hydraulic control device for vehicles |
| CN105593574A (en) * | 2013-10-04 | 2016-05-18 | 丰田自动车株式会社 | Hydraulic circuit for power transmission device of vehicle |
| CN205768615U (en) * | 2016-05-20 | 2016-12-07 | 中国第一汽车股份有限公司 | A kind of double-power coupling device for hybrid power automatic speed variator hydraulic system |
-
2016
- 2016-05-20 CN CN201610339973.7A patent/CN105774516A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101290064A (en) * | 2007-04-20 | 2008-10-22 | 丰田自动车株式会社 | Oil supply system for vehicle |
| SE0850005L (en) * | 2008-01-15 | 2009-07-16 | Scania Cv Ab | METHOD AND DEVICE FOR LUBRICATION AND COOLING GEARBOX, GEARBOX |
| CN102444679A (en) * | 2010-10-12 | 2012-05-09 | 现代自动车株式会社 | Oil supply system of automatic transmission |
| JP2013057342A (en) * | 2011-09-07 | 2013-03-28 | Denso Corp | Hydraulic controller for automatic transmission |
| CN103671893A (en) * | 2012-09-03 | 2014-03-26 | 现代自动车株式会社 | Hydraulic pressure supply system of automatic transmission |
| CN103851170A (en) * | 2012-12-06 | 2014-06-11 | 丰田自动车株式会社 | Power transmission device |
| CN105190108A (en) * | 2013-03-21 | 2015-12-23 | 丰田自动车株式会社 | Hydraulic control device for vehicles |
| CN105593574A (en) * | 2013-10-04 | 2016-05-18 | 丰田自动车株式会社 | Hydraulic circuit for power transmission device of vehicle |
| CN205768615U (en) * | 2016-05-20 | 2016-12-07 | 中国第一汽车股份有限公司 | A kind of double-power coupling device for hybrid power automatic speed variator hydraulic system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111006010A (en) * | 2018-10-08 | 2020-04-14 | 通用汽车环球科技运作有限责任公司 | System and method for controlling flow of transmission fluid |
| CN109237009A (en) * | 2018-11-05 | 2019-01-18 | 绿传（北京）科技有限公司 | A kind of automatic transmission with external double oil pumps |
| CN113858934A (en) * | 2020-06-30 | 2021-12-31 | 中车时代电动汽车股份有限公司 | Hybrid power system and vehicle adopting same |
| CN116816663A (en) * | 2023-06-16 | 2023-09-29 | 浙江大学 | Hydraulic system with energy supplied by double-input vane pump |
| CN116816663B (en) * | 2023-06-16 | 2024-04-19 | 浙江大学 | Hydraulic system with energy supplied by double-input vane pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20160720 |