CN102062204A - Clutch hydraulic control device of double-clutch automatic transmission - Google Patents
Clutch hydraulic control device of double-clutch automatic transmission Download PDFInfo
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- CN102062204A CN102062204A CN2010105465238A CN201010546523A CN102062204A CN 102062204 A CN102062204 A CN 102062204A CN 2010105465238 A CN2010105465238 A CN 2010105465238A CN 201010546523 A CN201010546523 A CN 201010546523A CN 102062204 A CN102062204 A CN 102062204A
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- 230000005540 biological transmission Effects 0.000 title abstract description 5
- 239000012530 fluid Substances 0.000 claims description 55
- 239000000945 filler Substances 0.000 claims description 29
- 239000002828 fuel tank Substances 0.000 claims description 29
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 2
- 230000002265 prevention Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 153
- 230000000694 effects Effects 0.000 description 9
- 239000012535 impurity Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
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- Control Of Transmission Device (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention provides a clutch hydraulic control device of a double-clutch automatic transmission, belonging to the technical field of automobile clutches. The clutch hydraulic control device is beneficial to the solution to the technical problem that in the prior art, the pressure-proportion solenoid valve is easy to put into two gears to cause an automobile to be destroyed while the pressure-proportion solenoid value has faults. The clutch hydraulic control device of the double-clutch automatic transmission comprises an oil tank, an oil pump, a pressure-proportion solenoid valve 1, a pressure-proportion solenoid valve 2 and a directional control valve 1, wherein oil outlets of the pressure-proportion solenoid valve 1 and the pressure-proportion solenoid valve 2 are respectively connected with a clutch 1 and a clutch 2 through the directional control valve 1; the directional control valve 1 is provided with an unloading port which is connected with the oil tank; an oil outlet of the oil pump is also connected with a pressure regulating unit which can regulate oil pressure at the oil outlet of the oil pump. The clutch hydraulic control device is beneficial to the prevention of the automobile from being destroyed because two gears are simultaneously put into, thereby ensuring that the safety of a double-clutch system is greatly improved.
Description
Technical field
The invention belongs to the automotive transmission technical field, relate to the clutch fluid pressure control device of a kind of double-clutch automatic gearbox, particularly a kind of double-clutch automatic gearbox.
Background technique
In automobile popular day by day today, automotive engineering constantly develops, and client is more and more stricter to the requirement of automobile.Double-clutch automatic gearbox is accepted by market and client, and the pressure controling precision of clutch requires high, generally adopts the pressure proportional solenoid valve to carry out the clutch oil pressure-controlled at present.
As the disclosed a kind of double-clutch automatic gearbox gearshift hydraulic pressure installation of patent (CN101858431A), comprise odd number shelves hydraulic control system that links to each other with clutch one and the even number shelves hydraulic control system that links to each other with clutch two, have in the odd number shelves hydraulic control system and can switch the odd number shelves selector valve that fluid flows to, have in the even number shelves hydraulic control system and can switch the even number shelves selector valve that fluid flows to, this device also comprises simultaneously the control valve that links to each other with even number shelves selector valve with above-mentioned odd number shelves selector valve, and control valve can drive odd number shelves selector valve, the transposition of even number shelves selector valve.It is few that this double-clutch automatic gearbox shifting system has an executive component, the advantage that cost is low.In general the pressure of the next accurate control oil channel of boost pressure proportional electromagnetic valve in the also superincumbent oil circuit in the existing technology.
But, the pressure proportional solenoid valve breaks down because of itself having certain probability; for guaranteeing when the pressure proportional solenoid valve breaks down; avoiding hanging up simultaneously two gears and cause automobile to damage, and guarantee that automobile can go home by cruising, is crucial to the safety protection of clutch.
As mentioned above, if do not add safety measure, then be easy to hang up two gears when the design clutch control, cause automobile to damage, in the time of therefore must considering that the pressure proportional solenoid valve breaks down, automobile can be gone home by cruising.
Summary of the invention
The objective of the invention is the problems referred to above of existing at existing technology, a kind of clutch fluid pressure control device of reasonable in design, double-clutch automatic gearbox that Security is good is provided.
Purpose of the present invention can realize by following technical proposal: a kind of clutch fluid pressure control device of double-clutch automatic gearbox, comprise fuel tank, oil pump, pressure proportional solenoid valve one and pressure proportional solenoid valve two, the filler opening of fuel tank and oil pump links to each other, the oil outlet of oil pump respectively with pressure proportional solenoid valve one, the filler opening of pressure proportional solenoid valve two links to each other, it is characterized in that, this device also comprises a position control valve one, pressure proportional solenoid valve one, the oil outlet of pressure proportional solenoid valve two by this position control valve one respectively with clutch one, clutch two links to each other, described position control valve one has the off-load mouth that links to each other with fuel tank, described position control valve one can make through the power oil-duct at this place and connect or make clutch one, the fluid of clutch two is through off-load mouth oil sump tank, and the oil outlet of described oil pump also is connected with the pressure regulation unit that can regulate this place's oil pressure.
The working principle of this device is as follows: fluid is extracted and formed to oil pump out power oil from fuel tank, the pressure regulation unit is regulated the oil pressure at oil pump oil outlet place, the oil pressure at this place is remained in certain scope, fluid flows to the filler opening of pressure proportional solenoid valve one and pressure proportional solenoid valve two from the oil outlet of oil pump then, through flow to two filler openings of position control valve one after the control of pressure proportional solenoid valve one and pressure proportional solenoid valve two respectively by its oil outlet, position control valve one inside have two independently oil circuit connect two oil outlets respectively, fluid flows to clutch one and clutch two respectively from two oil outlets of position control valve one.Under the normal condition, position control valve one is connected pressure proportional solenoid valve one, pressure proportional solenoid valve two respectively with clutch one, clutch two, but after one of them pressure proportional solenoid valve breaks down, position control valve changes valve position for a moment, close its two filler openings, two oil outlets are linked to each other with two off-load mouths respectively, the fluid of clutch one, clutch two is through the direct oil sump tank off-load of off-load mouth like this, after the off-load clutch once, clutch two is in respectively and the shifting system disengaged position.After clutch one and clutch two off-loads totally, position control valve one changes valve position once more connects the oil circuit between pressure proportional solenoid valve and the clutch, because the corresponding gear of the clutch of a pressure proportional electromagnetic valve is thrown off, this clutch is no matter be in combination or separated state, all transferring power is not to gear, and the shifting system of automobile travels with default low grade under the effect of another clutch.This device is reasonable in design, in oil hydraulic circuit, added position control valve one, after breaking down, one of them pressure proportional solenoid valve can also make automobile unaffected, and can continue to travel with low grade, having avoided hanging up simultaneously two gears causes automobile to damage, can guarantee also that simultaneously automobile normal running goes home, not be used in the field and cast anchor that this makes the Security of double clutch system improve greatly.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, also comprise a stop valve one, described position control valve one is the leading type structure, the oil outlet of described oil pump links to each other with the filler opening of stop valve one, and guide's oil circuit of the oil outlet of described stop valve one and position control valve one links to each other.When stop valve one is in the connection position, the guide's oil circuit of position control valve one and the oil outlet of oil pump are communicated with, position control valve one changes the oil circuit of valve position opening pressure proportional electromagnetic valve and clutch under the effect of the oil pressure on guide oil road, and oil circuit in clutch one, the clutch two is linked to each other with fuel tank carry out off-load.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, described stop valve one is the electromagnetic type structure.The stop valve of electromagnetic type structure can receive the electrical signal that the Automobile Detection control gear sends, and can realize electric automatization control.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, described pressure regulation unit comprises the position control valve two that filler opening links to each other with the oil outlet of oil pump, and the oil outlet of described position control valve two is communicated with fuel tank.When the oil pressure of the oil outlet of oil pump was too high, position control valve two was connected the oil outlet of oil pumps and the oil circuit between the fuel tank, makes the oil outlet off-load of oil pump.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, described position control valve two is the electromagnetic type structure.When position control valve two receives electrical signal, can come displacement by the break-make that changes its inner electromagnet.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, described position control valve two is the leading type structure, the guide's hydraulic fluid port of described position control valve two and the oil outlet of oil pump link to each other, this guide's hydraulic fluid port also links to each other with the filler opening of a stop valve two, and the oil outlet of described stop valve two links to each other with fuel tank.When stop valve two disconnects, the fluid at the oil outlet place of oil pump enters into guide's hydraulic fluid port of position control valve two, make position control valve two change oil outlet and the fuel tank connection off-load of valve position with oil pump, when stop valve two is communicated with, fluid in guide's oil circuit of this position control valve two is through stop valve two oil sump tank off-loads, and at this moment position control valve two disconnects the oil outlet of oil pump and the oil circuit between the fuel tank.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, described stop valve two is the electromagnetic type structure.The stop valve two easier controls of electromagnetic type structure.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, the oil circuit between described oil pump and the fuel tank is provided with filter screen.The main effect of filter screen is the impurity that filters in the fluid, and fluid can bring a lot of impurity particles in the process of work cycle, and in a single day these impurity and particle enter into hydrovalve and can cause hydrovalve to produce fault.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, be equipped with filter screen on the oil circuit between the filler opening of described pressure proportional solenoid valve one, pressure proportional solenoid valve two and the oil outlet of oil pump.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, the oil circuit between two oil outlets of described position control valve one and clutch one, the clutch two is provided with accumulator.The effect of accumulator is the oil pressure held stationary that makes coupled this section oil circuit, and can increase the extra oil pressure of a part.
In the clutch fluid pressure control device of above-mentioned a kind of double-clutch automatic gearbox, also be connected with relief valve on the oil outlet of described oil pump, described relief valve links to each other with fuel tank.Relief valve can guarantee further that the oil pressure of the oil outlet of oil pump can not surpass maximum limit.
Compared with prior art, this device is reasonable in design, in oil hydraulic circuit, added position control valve one, after breaking down, one of them pressure proportional solenoid valve can also make automobile unaffected, and can continue to travel, avoid hanging up simultaneously two gears and caused automobile to damage, also can guarantee that automobile normal running goes home simultaneously with low grade, not be used in the field and cast anchor, this makes the Security of double clutch system improve greatly; On the filler opening of clutch, increase accumulator in addition, make the oil pressure held stationary of coupled this section oil circuit, and can increase the extra oil pressure of a part.
Description of drawings
Fig. 1 is the clutch fluid pressure control device hydraulic principle schematic representation of this double-clutch automatic gearbox.
Among the figure, 1, fuel tank; 2, oil pump; 3, the pressure proportional solenoid valve one; 4, the pressure proportional solenoid valve two; 5, position control valve one; 6, clutch one; 7, clutch two; 8, stop valve one; 9, position control valve two; 10, stop valve two; 11, filter screen; 12, relief valve; 13, accumulator; 14, cooling system; 15, shifting system.
Embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, the automatic transmission of automobile comprises cooling system 14, shifting system 15.This hydraulic control device, comprise fuel tank 1, oil pump 2, pressure proportional solenoid valve 1 and pressure proportional solenoid valve 29, fuel tank 1 links to each other with the filler opening of oil pump 2, the oil outlet of oil pump 2 links to each other with the filler opening of pressure proportional solenoid valve 1, pressure proportional solenoid valve 24 respectively, also be connected with relief valve 12 on the oil outlet of oil pump 2, relief valve 12 links to each other with fuel tank 1.Relief valve 12 can guarantee further that the oil pressure of the oil outlet of oil pump 2 can not surpass maximum limit.This device also comprises a position control valve 1, position control valve 1 comprises two filler openings, two oil outlets and two off-load mouths, pressure proportional solenoid valve 1, the oil outlet of pressure proportional solenoid valve 24 links to each other with two filler openings of this position control valve 1 respectively, two oil outlets of position control valve 1 respectively with clutch 1, clutch 7 links to each other, when position control valve 1 is positioned at position, a left side, two filler openings are connected respectively with the oil outlet of two oil pumps 2, when position control valve 1 is positioned at right position, two oil outlets are linked to each other respectively with the off-load mouth.Oil circuit between two oil outlets of position control valve 1 and clutch 1, the clutch 7 is provided with accumulator 13.The effect of accumulator 13 is to make coupled this section oil circuit voltage regulation filtering.The oil outlet of oil pump 2 also links to each other with the oil circuit of shifting system 15.
Position control valve 1 is the leading type structure in the present embodiment, guide's hydraulic fluid port of this position control valve 1 links to each other with the oil outlet of a stop valve 1, the oil outlet of oil pump 2 links to each other with the filler opening of stop valve 1, when stop valve 1 is in the connection position, the guide's oil circuit of position control valve 1 and the oil outlet of oil pump 2 are communicated with, position control valve 1 is positioned at position, a left side under the effect of the oil pressure on guide oil road, two filler opening links to each other with oil outlet respectively, when stop valve 1 is in off state, the off-load mouth of guide's oil circuit and stop valve 1 links to each other, position control valve 1 is got back to right position under the effect of the return spring of self, its two oil outlets link to each other with the off-load mouth, and make clutch 1, oil circuit in the clutch 27 links to each other with fuel tank 1 and carries out off-load.Stop valve 1 is the electromagnetic type structure in the present embodiment.The stop valve of electromagnetic type structure can receive the electrical signal that the Automobile Detection control gear sends, and can realize electric automatization control.
The oil outlet of oil pump 2 also is connected with the pressure regulation unit that can regulate this place's oil pressure.Specifically, the pressure regulation unit comprises the position control valve 29 that filler opening links to each other with the oil outlet of oil pump 2, and the oil outlet of position control valve 29 is communicated with fuel tank 1.Position control valve 29 is the leading type structure, and guide's hydraulic fluid port of position control valve 29 links to each other with the oil outlet of oil pump 2, and this guide's hydraulic fluid port also links to each other with the filler opening of a stop valve 10, and the oil outlet of stop valve 2 10 links to each other with fuel tank 1.Guide's hydraulic fluid port of position control valve 29 also is connected with an accumulator 13.When stop valve 10 disconnects, the fluid at the oil outlet place of oil pump 2 enters into guide's hydraulic fluid port of position control valve 29, make position control valve 29 change oil outlet and the fuel tank 1 connection off-load of valve position with oil pump 2, when stop valve 10 is communicated with, fluid in guide's oil circuit of this position control valve 9 is through 1 off-load of stop valve 10 oil sump tanks, and at this moment position control valve 29 disconnects the oil outlet of oil pump 2 and the oil circuit between the fuel tank 1.In the present embodiment, stop valve 2 10 is the electromagnetic type structure.The stop valve 2 10 easier controls of electromagnetic type structure.
Oil circuit between oil pump 2 and the fuel tank 1 is provided with filter screen 11.The main effect of filter screen 11 is the impurity that filters in the fluid, and fluid can bring a lot of impurity particles in the process of work cycle, and in a single day these impurity and particle enter into hydrovalve and can cause hydrovalve to produce fault.Be equipped with filter screen 11 on the oil circuit between the oil outlet of the filler opening of pressure proportional solenoid valve 1, pressure proportional solenoid valve 24 and oil pump 2.
The working principle of this device is as follows: fluid is extracted and formed to oil pump 2 out power oil from fuel tank 1, the pressure regulation unit is regulated the oil pressure at oil pump 2 oil outlet places, the oil pressure at this place is remained in certain scope, fluid flows to the filler opening of pressure proportional solenoid valve 1 and pressure proportional solenoid valve 24 from the oil outlet of oil pump 2 then, through flow to two filler openings of position control valve 1 after the processing of pressure proportional solenoid valve 1 and pressure proportional solenoid valve 24 respectively by its oil outlet, position control valve one 5 inside have two independently oil circuit connect two oil outlets respectively, fluid flows to clutch 1 and clutch 27 respectively from two oil outlets of position control valve 1.Under the normal condition, position control valve 1 is connected pressure proportional solenoid valve 1, pressure proportional solenoid valve 24 respectively with clutch 1, clutch 27, but after one of them pressure proportional solenoid valve breaks down, position control valve 1 can change valve position, close its two filler openings, two oil outlets are linked to each other with two off-load mouths respectively, the fluid of clutch 1, clutch 27 is through direct oil sump tank 1 off-load of off-load mouth like this, and clutch 1, clutch 27 just are in and shifting system 15 disengaged positions respectively after the off-load.After clutch 1 and clutch 27 off-loads totally, position control valve 1 changes valve position once more connects the oil circuit between pressure proportional solenoid valve and the clutch, because the corresponding gear of the clutch of a pressure proportional electromagnetic valve is thrown off, this clutch is no matter be in combination or separated state, all transferring power is not to gear, and the shifting system 15 of automobile travels with default low grade under the effect of another clutch.This device is reasonable in design, in oil hydraulic circuit, added position control valve 1, after breaking down, one of them pressure proportional solenoid valve can also make automobile unaffected, and can continue to travel with low grade, having avoided hanging up simultaneously two gears causes automobile to damage, can guarantee also that simultaneously automobile normal running goes home, not be used in the field and cast anchor that this makes the Security of double clutch system improve greatly.
Embodiment two:
The present embodiment general contents is identical with embodiment one, and institute's difference is that position control valve 1 and position control valve 29 are the electromagnetic type structure in the present embodiment, have omitted stop valve 1 and stop valve 2 10 in the present embodiment.When position control valve 1 and position control valve 29 receive electrical signal, can come displacement by the break-make that changes its inner electromagnet.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (10)
1. the clutch fluid pressure control device of a double-clutch automatic gearbox, comprise fuel tank (1), oil pump (2), pressure proportional solenoid valve one (3) and pressure proportional solenoid valve two (4), fuel tank (1) links to each other with the filler opening of oil pump (2), the oil outlet of oil pump (2) respectively with pressure proportional solenoid valve one (3), the filler opening of pressure proportional solenoid valve two (4) links to each other, it is characterized in that, this device also comprises a position control valve one (5), pressure proportional solenoid valve one (3), the oil outlet of pressure proportional solenoid valve two (4) by this position control valve one (5) respectively with clutch one (6), clutch two (7) links to each other, described position control valve one (5) has the off-load mouth that links to each other with fuel tank (1), described position control valve one (5) can make through the power oil-duct at this place and connect or make clutch one (6), the fluid of clutch two (7) is through off-load mouth oil sump tank (1), and the oil outlet of described oil pump (2) also is connected with the pressure regulation unit that can regulate this place's oil pressure.
2. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 1, it is characterized in that, also comprise a stop valve one (8), described position control valve one (5) is the leading type structure, the oil outlet of described oil pump (2) links to each other with the filler opening of stop valve one (8), and the oil outlet of described stop valve one (8) links to each other with guide's oil circuit of position control valve one (5).
3. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 2 is characterized in that, described stop valve one (8) is the electromagnetic type structure.
4. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 1 and 2, it is characterized in that, described pressure regulation unit comprises the position control valve two (9) that filler opening links to each other with the oil outlet of oil pump (2), and the oil outlet of described position control valve two (9) is communicated with fuel tank (1).
5. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 4 is characterized in that, described position control valve two (9) is the electromagnetic type structure.
6. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 4, it is characterized in that, described position control valve two (9) is the leading type structure, guide's hydraulic fluid port of described position control valve two (9) links to each other with the oil outlet of oil pump (2), this guide's hydraulic fluid port also links to each other with the filler opening of a stop valve two (10), and the oil outlet of described stop valve two (10) links to each other with fuel tank (1).
7. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 6 is characterized in that, described stop valve two (10) is the electromagnetic type structure.
8. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 1 and 2 is characterized in that, the oil circuit between described oil pump (2) and the fuel tank (1) is provided with filter screen (11).
9. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 1 and 2, it is characterized in that, be equipped with filter screen (11) on the oil circuit between the filler opening of described pressure proportional solenoid valve one (3), pressure proportional solenoid valve two (4) and the oil outlet of oil pump (2).
10. the clutch fluid pressure control device of a kind of double-clutch automatic gearbox according to claim 1 and 2, it is characterized in that the oil circuit between two oil outlets of described position control valve one (5) and clutch one (6), the clutch two (7) is provided with accumulator (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010546523.8A CN102062204B (en) | 2010-11-16 | 2010-11-16 | Clutch hydraulic control device of double-clutch automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010546523.8A CN102062204B (en) | 2010-11-16 | 2010-11-16 | Clutch hydraulic control device of double-clutch automatic transmission |
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| Publication Number | Publication Date |
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| CN102062204A true CN102062204A (en) | 2011-05-18 |
| CN102062204B CN102062204B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010546523.8A Expired - Fee Related CN102062204B (en) | 2010-11-16 | 2010-11-16 | Clutch hydraulic control device of double-clutch automatic transmission |
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| CN102927160A (en) * | 2012-10-28 | 2013-02-13 | 贵州凯星液力传动机械有限公司 | Clutch oil pressure control system of hydrodynamic transmission |
| CN105156508A (en) * | 2015-07-14 | 2015-12-16 | 北京信息科技大学 | Buffer control method and control system of wet type clutch |
| CN105229343A (en) * | 2013-05-22 | 2016-01-06 | 奥迪股份公司 | For running the method for gear arrangement and corresponding gear arrangement |
| CN106678357A (en) * | 2017-01-22 | 2017-05-17 | 北京航空航天大学 | Two-gear automatic transmission hydraulic system for pure electric car |
| CN107763198A (en) * | 2017-10-13 | 2018-03-06 | 南京农业大学 | Double planet wheel rows of mixing confluxes the clutch fluid pressure control system of hydraulic mechanical stepless gearbox |
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| CN109114217A (en) * | 2017-06-22 | 2019-01-01 | 内蒙古欧意德发动机有限公司 | Shift hydraulic control system, speed changer and automobile |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927160A (en) * | 2012-10-28 | 2013-02-13 | 贵州凯星液力传动机械有限公司 | Clutch oil pressure control system of hydrodynamic transmission |
| CN105229343B (en) * | 2013-05-22 | 2017-03-15 | 奥迪股份公司 | For the method for running gear arrangement and corresponding gear arrangement |
| CN105229343A (en) * | 2013-05-22 | 2016-01-06 | 奥迪股份公司 | For running the method for gear arrangement and corresponding gear arrangement |
| US9587737B2 (en) | 2013-05-22 | 2017-03-07 | Audi Ag | Method for operating a transmission device and corresponding transmission device |
| CN105156508B (en) * | 2015-07-14 | 2017-06-09 | 北京信息科技大学 | A kind of wet clutch buffer control method and control system |
| CN105156508A (en) * | 2015-07-14 | 2015-12-16 | 北京信息科技大学 | Buffer control method and control system of wet type clutch |
| CN108291634A (en) * | 2015-10-27 | 2018-07-17 | 博格华纳公司 | Manual-automatic integral transmission clutch with accumulator |
| CN106678357A (en) * | 2017-01-22 | 2017-05-17 | 北京航空航天大学 | Two-gear automatic transmission hydraulic system for pure electric car |
| CN106678357B (en) * | 2017-01-22 | 2018-03-16 | 北京航空航天大学 | A kind of pure electric automobile two-shift automatic speed variator hydraulic system |
| CN109114217A (en) * | 2017-06-22 | 2019-01-01 | 内蒙古欧意德发动机有限公司 | Shift hydraulic control system, speed changer and automobile |
| CN107763198A (en) * | 2017-10-13 | 2018-03-06 | 南京农业大学 | Double planet wheel rows of mixing confluxes the clutch fluid pressure control system of hydraulic mechanical stepless gearbox |
| CN108131401A (en) * | 2018-01-16 | 2018-06-08 | 联合汽车电子有限公司 | The hydraulic control system and control method of a kind of clutch |
| CN108131401B (en) * | 2018-01-16 | 2024-04-26 | 联合汽车电子有限公司 | Hydraulic control system and control method of clutch |
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|---|---|
| CN102062204B (en) | 2015-07-15 |
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