WO2016127994A1 - Fluidanordnung - Google Patents
Fluidanordnung Download PDFInfo
- Publication number
- WO2016127994A1 WO2016127994A1 PCT/DE2016/200080 DE2016200080W WO2016127994A1 WO 2016127994 A1 WO2016127994 A1 WO 2016127994A1 DE 2016200080 W DE2016200080 W DE 2016200080W WO 2016127994 A1 WO2016127994 A1 WO 2016127994A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- consumer
- pump
- clutch
- pressure accumulator
- fluid
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D48/0206—Control by fluid pressure in a system with a plurality of fluid-actuated clutches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/027—Installations or systems with accumulators having accumulator charging devices
- F15B1/033—Installations or systems with accumulators having accumulator charging devices with electrical control means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
- F15B11/165—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for adjusting the pump output or bypass in response to demand
-
- 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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
-
- 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
- F16H61/68—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 specially adapted for stepped gearings
- F16H61/684—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 specially adapted for stepped gearings without interruption of drive
- F16H61/688—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 specially adapted for stepped gearings without interruption of drive with two inputs, e.g. selection of one of two torque-flow paths by clutches
-
- 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
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0221—Valves for clutch control systems; Details thereof
-
- 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
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0257—Hydraulic circuit layouts, i.e. details of hydraulic circuit elements or the arrangement thereof
- F16D2048/0266—Actively controlled valves between pressure source and actuation cylinder
-
- 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
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0257—Hydraulic circuit layouts, i.e. details of hydraulic circuit elements or the arrangement thereof
- F16D2048/0269—Single valve for switching between fluid supply to actuation cylinder or draining to the sump
-
- 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
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0257—Hydraulic circuit layouts, i.e. details of hydraulic circuit elements or the arrangement thereof
- F16D2048/0275—Two valves arranged in parallel, e.g. one for coarse and the other for fine control during supplying or draining fluid from the actuation cylinder
-
- 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
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0257—Hydraulic circuit layouts, i.e. details of hydraulic circuit elements or the arrangement thereof
- F16D2048/0278—Two valves in series arrangement for controlling supply to actuation cylinder
Definitions
- the invention relates to a fluid arrangement and a method for the fluidic actuation of at least one consumer of a motor vehicle.
- the fluid assembly includes a hydraulic power source for supplying the fluid assembly with hydraulic energy via a hydraulic medium; a pressure accumulator for storing the hydraulic energy; a clutch cooling for cooling clutches of the dual-clutch transmission by means of the hydraulic medium; Clutch actuators for actuating a first clutch and a second clutch, wherein the hydraulic power source comprises a double-flow electric pump.
- the object is achieved according to the invention by a fluid arrangement having the features of claim 1 and by a method having the features of claim 9.
- Preferred embodiments of the invention are specified in the subclaims, which individually or in combination may represent an aspect of the invention.
- the invention relates to a fluid arrangement for the fluidic actuation of a first consumer and / or a second consumer of a motor vehicle in one Hydraulic circuit
- a pump for conveying a fluid in the hydraulic circuit
- a pressure accumulator for storing a pressure built up by the pump
- at least one reservoir for storing fluid
- a valve logic for interconnecting the hydraulic circuit, wherein the valve logic, the first consumer and / or second consumer, the pump, the pressure accumulator and the reservoir are coupled together, and wherein the first consumer and / or the second consumer are actuated by the pump and / or the pressure accumulator.
- a second actuation actuator for example a second pump
- the first consumer and / or the second consumer can instead be operated with only one pump and / or the accumulator.
- the valve logic can enable a connection which connects the pump to the first consumer and / or the second consumer, in particular if the consumer is a double clutch, the valve logic can connect the pump to one or the other partial clutch.
- the valve logic can connect the pressure accumulator with the first consumer and / or the second consumer, in particular when the consumer is a double clutch, the valve logic can connect the pressure accumulator with one or the other sub-coupling. Another possibility for switching can be the connection between the pump and the pressure accumulator.
- the pump may fill the pressure accumulator while the first consumer is not being actuated, for example with an open clutch.
- Another example is filling the accumulator via the pump when the first load is actuated, such as an over-pressurized clutch, such that the torque transmittable by the clutch is a predetermined amount greater than the torque generated by the engine.
- the clutch can be actuated by the pressure accumulator and the pump can gelichzeitig fill fluid in the pressure accumulator.
- the valve logic may also block the consumer, so that no fluid can flow to actuate the consumer to the consumer.
- valve logic and the fluid from the consumer connected to the accumulator can be discharged to the reservoir, wherein preferably the pressure accumulator was previously separated by the valve logic, so that the pressure accumulator can maintain the pressure.
- the valve logic in a dual clutch as a consumer also connect both partial couplings with the reservoir. In this way, a safer open ner state, for example, a functional safety, abbreviated FuSi be enabled.
- the first consumer or the second consumer can be actuated via the pressure accumulator, for example for rapid actuation to overcome an idle travel.
- the energy balance in the fluid assembly can be improved by the use of a pump and a pressure accumulator, since a useful portion of the pressure accumulator can be used directly to actuate a consumer.
- the fluid arrangement is preferably a hydraulic arrangement which is operated with a hydraulic medium, such as hydraulic oil.
- the pump is preferably a hydraulic pump, in particular one in
- Positive displacement design such as a vane pump, a gear pump or a piston pump.
- an electric motor is used to drive the pump.
- the pump used to actuate the at least one consumer is also referred to as a pump actuator.
- the consumer may be, for example, a transmission component, such as a gear actuator, which may serve to guide a selector and / or shift movement.
- the at least one consumer may be a clutch, for example a single clutch or a double clutch.
- the coupling can be actuated directly or indirectly.
- the coupling can also be designed to run wet or dry.
- the first consumer in particular a clutch
- the second consumer in particular a gear actuator
- the pump can operate either the first consumer or the second consumer.
- the pump comprises a first conveying direction for actuating the first consumer, and a second conveying direction opposite to the first conveying direction for actuating the second consumer.
- the pressure direction of the pump can be adjusted according to the consumer to be operated.
- the reservoir for storing fluid is connected to the side of the first consumer and to the side of the second consumer with the interposition of a two-pressure valve.
- the two-pressure valve can be used to ensure in a simple way that pressure can only be applied to one side. After reducing the pressure, you can switch to the other side.
- the two-pressure valve has two switching positions. In a first switching position, the two-pressure valve can be connected to the side of the first consumer and in a second switching position, the two-pressure valve can be connected to the side of the second consumer. For example, if pressure is built up by the pump on the side of the first consumer, the two-pressure valve has the first one
- This first switching position is maintained by the two-pressure valve as long as there is pressure on the side of the first consumer. In this way it can be prevented that in a reversal of the conveying direction of the pump, the second consumer can be actuated.
- the pressure accumulator is preferably connected to the first consumer and to the second consumer.
- the pressure accumulator can be connected via the valve logic to the first consumer and to the second consumer.
- the valve logic may have a switching position which connects the pressure accumulator with the first consumer or the second consumer.
- the pressure accumulator can actuate the first consumer or the second consumer by means of such a connection.
- the valve logic comprises a switching position in which the pressure accumulator and the pump can be interconnected to actuate the first consumer or the second consumer.
- the pressure accumulator can assist the pump in the operation of the first consumer or the second consumer such that the accumulator pressure for actuating the Consumer, and the pump simultaneously actuates the consumer.
- a first consumer such as a clutch
- the pump through the pressure accumulator does not need as much energy to maintain the pressure for actuation.
- a clutch can be kept closed by means of the pressure accumulator up to a maximum pressure of Kochanpressung.
- the first consumer is a double clutch, wherein the dual clutch comprises a first partial clutch and a second partial clutch, wherein the valve logic comprises a switching position in which the first partial clutch and / or the second partial clutch can be actuated by the pump.
- the first partial clutch and the second partial clutch can be closed simultaneously by the pump.
- an independent control of both partial clutches can be done by the pump.
- the pressure accumulator can be completely separated by the valve logic of the fluid assembly, so that the pump can operate the first consumer alone.
- a full function of the first part clutch and the second part clutch can be made possible with only one pump. It is therefore possible to save a second actuating actuator, for example a second pump, for actuating a double clutch.
- a pump By using a pump, the energy demand for operating the double clutch can be further reduced, so that the energy requirement can be optimized.
- the pressure accumulator and the pump can be connected to each other via a common hydraulic line with the first part clutch and / or the second part clutch, so that the pump and the accumulator can work simultaneously to actuate the first part clutch and / or the second part clutch. In this way, energy can be saved for actuation of the clutch by the pump by the pressure provided by the pressure accumulator.
- valve logic comprises a switching position in which the pump actuates the first sub-clutch or the second sub-clutch, and the pressure accumulator operates the first sub-clutch or the second sub-clutch, which of the pump actuated part clutch is different from the actuated by the pressure accumulator part clutch.
- the accumulator close the first part clutch, while the pump opens the second part clutch.
- a second actuation actuator for example a second pump, can be saved.
- the pump and the pressure accumulator can be connected via different hydraulic lines with the partial clutches.
- the valve logic comprises a switching position in which the accumulator actuates the first consumer or the second consumer, and at the same time and independent of the pressure accumulator, the pump actuates the first consumer or the second consumer, wherein the actuated by the pump consumers different from that actuated by the pressure accumulator Consumer is.
- the pump can actuate a second consumer, in particular a hydrostatic transmission actuator, and the pressure accumulator can simultaneously actuate the first consumer, for example in the case of a dual clutch, modulating a partial clutch.
- the invention further relates to a method for fluidly actuating a first consumer and / or second consumer of a motor vehicle, with a fluidic energy source, in particular with a fluid arrangement, which may be formed and developed as described above, wherein the fluid assembly comprises a valve logic, and by the Valve logic of the first consumer and / or the second consumer, the pump, the pressure accumulator and the reservoir are interconnected, wherein the first consumer and / or the second consumer are actuated by the pump and / or the pressure accumulator.
- the first consumer or the second consumer is actuated by the pressure accumulator, and at the same time and actuated independently of the accumulator, the first consumer or the second consumer of the pump, wherein the of the Pump operated consumer is different from the actuated by the pressure accumulator consumer.
- FIG. 1 shows a schematic schematic diagram of a fluid arrangement with a consumer
- FIG. 2 shows a schematic schematic diagram of a further fluid arrangement with a consumer
- FIG. 3 is a schematic diagram of a further fluid arrangement with a consumer
- FIG. 4 shows a schematic schematic diagram of a fluid arrangement with two consumers
- FIG. 5 shows a schematic outline sketch of a fluid arrangement with 3/3 directional control valves
- FIG. 6 shows a schematic schematic diagram of a fluid arrangement with seat valves
- FIG. 7 shows a schematic schematic diagram of a fluid arrangement with an alternative valve logic
- FIG. 8 shows a schematic schematic diagram of a fluid arrangement with a further alternative valve logic
- FIG. 9 is a schematic diagram of a fluid arrangement with a further alternative valve logic.
- a fluid assembly 10 for fluidly actuating a consumer 12 of a motor vehicle, not shown, is shown in a hydraulic circuit.
- the hydraulic circuit is as lines between the individual components of the fluid assembly 10th shown.
- the fluid assembly 10 includes a pump 14 for delivering a fluid in the hydraulic circuit, a pressure accumulator 16 for storing a pressure established by the pump 18, at least one reservoir 18 for storing fluid, and a valve logic 20 for interconnecting the hydraulic circuit.
- the pump 14 5 is driven by an electric motor 26.
- the consumer 12 is shown as a dual clutch with a first partial clutch 22 and a second partial clutch 24.
- the valve logic 20 enables different interconnections in the fluid arrangement.
- the valve logic 20 which connect in the pump 14 with the first part clutch 22 or the second part clutch 24, connect the pressure accumulator 16 with the first part clutch 22 or the second part clutch 24, the pump 14 to the pressure accumulator 16 connect to pressure in the accumulator 16th to build up, the first sub-clutch 22 and the second sub-clutch 24 block the fluid from the part of the accumulator 16 connected to the pressure accumulator
- the valve logic comprises a check valve 28 and a seat valve 30.
- the check valve 28 prevents the pressure accumulator 16 from being able to transfer fluid to the pump 14. Only the pump 14 can transfer fluid to the pressure accumulator 16.
- the seat valve 30 is a 2/2 way valve with a closed position for connecting the accumulator 16 to the load 34 and an open position for preventing a connection of the pressure accumulator 16 with the consumer 34. In Fig. 2, the seat valve 30 is shown in the open position.
- the consumer 34 may be a gear actuator or a clutch.
- the fluid assembly 32 further includes a pump 14 which is actuated by an electric motor 26.
- the pump 14 is connected via a two-pressure valve 36 to a reservoir 18.
- the pump 14 includes a first conveyor direction for actuating the consumer 34 and one of the first conveying direction opposite second conveying direction for pressure build-up in the pressure accumulator 16.
- the first conveying direction and the second conveying direction are shown as arrows in the pump 14.
- the pump 14 With the interposition of the two-pressure valve 36, the pump 14 can be connected to the side of the load 34 and to the side of the pressure accumulator 16.
- the two-pressure valve 36 has two switching positions.
- the two-pressure valve 36 In a first switching position, the two-pressure valve 36 can be connected to the side of the consumer 34 and in a second switching position, the two-pressure valve 36 can be connected to the side of the pressure accumulator 16 in order to connect the respective side to the reservoir 18. For example, if pressure is built up by the pump 16 on the side of the consumer, the two-pressure valve 36 has the first switching position. This first switching position is maintained by the two-pressure valve 36, as long as on the side of the consumer 34 pressure. In this way it can be prevented that the pump 14 can fill the pressure accumulator 16 with fluid in a reversal of the conveying direction.
- FIG. 3 shows a further embodiment of a fluid arrangement 38.
- the same reference numerals are used for the same components as in Fig. 2.
- the pressure accumulator 16 is connected via a separate hydraulic line via the seat valve 30 directly to the load 34.
- FIG. 4 shows a further embodiment of a fluid arrangement 40.
- Fig. 4 shows a further embodiment of a fluid arrangement 40.
- FIG. 5 shows a further embodiment of a fluid arrangement 44.
- Fig. 1 the same reference numerals are used for the same components as in FIGS. 1 and 2.
- the pump 14 is connected to a second consumer 42, for example a geared actuator.
- the fluid arrangement 40 has a two-pressure valve 36.
- the pump 14 has a first conveying direction for actuating the double clutch and a second conveying direction for actuating the second consumer 42.
- FIG. 5 shows a further embodiment of a fluid arrangement 44. In Fig.
- the valve logic 20 includes three 3/3 way valves 46a, b, c.
- the 3/3 way valve 46a allows the interconnection of the pressure accumulator 16 with the first part clutch 22 or the second part clutch 24, and an open position.
- the 3/3 way valve 46b allows the connection of the pump 14 with the first part of the clutch 22 or the second part of the clutch 24, and an open position.
- the 3/3 way valve 46c allows the connection of the pressure accumulator with the pump 14 or the reservoir 18, and an open position.
- the 3/3 way valves 46a, b, c all shown in the open position.
- FIG. 6 shows a further embodiment of a fluid arrangement 48.
- Fig. 6 shows a further embodiment of a fluid arrangement 48.
- valve logic 20 comprises a total of seven poppet valves
- a, b, c, d, e, f, g which are designed as 2/2 way valves and each have a closed position and an open position.
- all poppet valves 50a, b, c, d, e, f, g are shown in an open position.
- the pressure valve can be connected to the hydraulic line of the fluid assembly 48.
- a second reservoir 18 can be connected to the hydraulic line of the fluid assembly 48.
- the second reservoir 18 may be the reservoir 18 which is connected to the two-pressure valve 36 or another reservoir 18.
- the seat valve 50c allows a connection of the pump 14 to the pressure accumulator 16 and / or the reservoir 18.
- FIG. 7 shows a further embodiment of a fluid arrangement 52.
- Fig. 7 shows a further embodiment of a fluid arrangement 52.
- the valve logic 20 also includes seven poppet valves in FIG 54a, b, c, d, e, f, g.
- the poppet valves 54a, b, c, d, e, f, g are 2/2 way valves and have a closed position and an open position. In Fig. 7, all poppet valves 54a, b, c, d, e, f, g are shown in the open position.
- the seat valve 54a of the pressure accumulator 16 is connected to the pump 14, so that the pump 14 can conduct fluid into the pressure accumulator 16 or the pump 14 can actuate together with the accumulator, the first part clutch 22 and / or the second part clutch 24.
- the reservoir 18 is connected to the second sub-clutch 24.
- the seat valve 54d allows a connection of the pump 14 with the second part clutch 24.
- the reservoir 18 is connected to the first part clutch 22.
- the seat valve 54 f of the pressure accumulator 16 is connected to the first part clutch 22.
- the seat valve 54g allows a connection of the pump 14 with the first part clutch 22. It is possible that the pump 14 together with the pressure accumulator 16, the first part clutch 22 and / or the second part clutch 24 actuate. Furthermore, the pump 14 can actuate the second consumer 42 while simultaneously the pressure accumulator 16 and / or the reservoir 18 are connected to the first partial clutch 22 and / or the second partial clutch 24.
- FIG. 8 shows a further embodiment of a fluid arrangement 56. In Fig. 8, the same components as in Fig. 7 and Fig. 2 have the same reference numerals.
- the pressure accumulator 16 is connected to the first partial clutch 22 and the second partial clutch 24 only via a hydraulic line common to the pump 14. Furthermore, the second reservoir 18 is not connected to the pump 14 via a hydraulic line.
- a check valve 28 is provided, so that only the
- the valve logic 20 comprises in FIG. 8 five seat valves 58a, b, c, d, e.
- the poppet valves 58a, b, c, d, e are 2/2 way valves and have a closed position and an open position. In Fig. 8, the poppet valves 58a, b, c, d, e are all shown in the open position.
- the pressure accumulator 16 is connected to the hydraulic line of the pump 14, so that the pump 14 can transmit fluid to the pressure accumulator 16 or the pump 14 can actuate together with the pressure accumulator 16, the first part clutch 22 and / or the second part clutch 24 , Furthermore, the pressure accumulator 16 can be separated from the hydraulic line by an open position of the seat valve 58a, so that the pump 14 alone can operate the first sub-clutch 22 and / or the second sub-clutch 24. Furthermore, the pressure accumulator 16 can actuate the first partial clutch 22 and / or the second partial clutch 24, while the pump 14 actuates the second consumer 42. With the help of the seat valve 58b, the reservoir 18 is connected to the second part clutch 24. Through the seat valve 58c of the pressure accumulator 16 and / or the pump 14 is connected to the second part of the clutch 24. With the help of the seat valve 58 d, the reservoir 18 is connected to the first part clutch 22.
- FIG. 9 shows a further embodiment of a fluid arrangement 60.
- the same components as in Fig. 8 have the same reference numerals.
- the accumulator 16 is connected via its own hydraulic line to the second consumer 42.
- the second reservoir 18 is not connected to the pump 14 via a hydraulic line.
- Valve logic 20 in FIG. 9 includes six seat valves 62a, b, c, d, e, f.
- the poppet valves 62a, b, c, d, e, f are 2/2 way valves and have a closed position and an open position. In Fig. 9, the poppet valves 62a, b, c, d, e, f are all shown in the open position.
- the pressure accumulator 16 is connected to the second consumer 42 and to the pump 14 so that the pump 14 can transfer fluid to the accumulator 16 or the accumulator 16 can actuate the second consumer 42 together with the pump 14 or alone.
- the seat valve 62b allows the pressure accumulator together with the pump 14 or alone, for example when the pump 14 actuates the second load 42, to actuate the first sub-clutch 22 and / or the second sub-clutch 24.
- the reservoir 18 is connected to the second part clutch 24.
- the pump 14 and / or the pressure accumulator 16 is connected to the second part clutch 24.
- the reservoir 18 is connected to the first part clutch 22.
- the pump 14 and / or Druckspei- cher 16 connected to the first part clutch 22.
- the second consumer 42, the first partial clutch 22 and / or the second partial clutch 24 can be actuated by the pressure accumulator 16 or by the pump 14 or both.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112016000727.2T DE112016000727A5 (de) | 2015-02-12 | 2016-02-08 | Fluidanordnung |
US15/545,589 US10408285B2 (en) | 2015-02-12 | 2016-02-08 | Fluid arrangement |
CN201680008444.7A CN107208715B (zh) | 2015-02-12 | 2016-02-08 | 流体组件 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015202581.0A DE102015202581A1 (de) | 2015-02-12 | 2015-02-12 | Fluidanordnung |
DE102015202581.0 | 2015-02-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016127994A1 true WO2016127994A1 (de) | 2016-08-18 |
Family
ID=55538160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2016/200080 WO2016127994A1 (de) | 2015-02-12 | 2016-02-08 | Fluidanordnung |
Country Status (4)
Country | Link |
---|---|
US (1) | US10408285B2 (de) |
CN (1) | CN107208715B (de) |
DE (2) | DE102015202581A1 (de) |
WO (1) | WO2016127994A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018077330A1 (de) * | 2016-10-27 | 2018-05-03 | Schaeffler Technologies AG & Co. KG | Hydrauliksystem mit drucksensor und ventil |
WO2022207079A1 (de) * | 2021-03-30 | 2022-10-06 | Gkn Automotive Limited | Kupplungsanordnung |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10539232B2 (en) * | 2013-12-17 | 2020-01-21 | Schaeffler Technologies Ag & Co. | Fluid arrangement |
DE102016218063A1 (de) * | 2015-09-29 | 2017-03-30 | Schaeffler Technologies AG & Co. KG | Fluidanordnung |
DE102016216626A1 (de) | 2016-09-02 | 2018-03-08 | Zf Friedrichshafen Ag | Betätigungsanordnung, Verfahren zum Betrieb einer Betätigungsanordnung sowie Kraftfahrzeug |
DE102017109003A1 (de) | 2017-04-27 | 2018-10-31 | Schaeffler Technologies AG & Co. KG | Zweidruckventil |
DE102018102954A1 (de) | 2018-02-09 | 2019-08-14 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Aktuatorik zum fluidischen Betätigen zweier Schaltelemente eines Getriebes |
DE102018007459A1 (de) * | 2018-09-21 | 2020-03-26 | Fte Automotive Gmbh | Vorrichtung zur hydraulischen Kupplungsbetätigung und Getriebeschmierung für ein Kraftfahrzeug |
DE102019108875A1 (de) * | 2019-04-04 | 2020-10-08 | Fte Automotive Gmbh | Doppelkupplungs-Aktuator und Antriebsbaugruppe mit einem solchen Aktuator |
DE102019110711A1 (de) | 2019-04-25 | 2020-10-29 | Schaeffler Technologies AG & Co. KG | Ansteuerverfahren für ein Hydrauliksystem mit einer Pumpe und Ventilen zum Versorgen mehrerer Verbraucher sowie einer Kühl- und/oder Schmiereinrichtung; und Hydrauliksystem |
DE102019110710B3 (de) * | 2019-04-25 | 2020-08-13 | Schaeffler Technologies AG & Co. KG | Ansteuerverfahren für ein Hydrauliksystem mit einer Pumpe und mehreren Ventilen; sowie Hydrauliksystem |
US11873870B2 (en) * | 2019-09-27 | 2024-01-16 | Schaeffler Technologies AG & Co. KG | Method for controlling a friction clutch, and torque transmission device comprising same |
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DE102006059072B4 (de) * | 2006-12-14 | 2014-08-21 | Robert Bosch Gmbh | Vorrichtung und Verfahren zum Betätigen einer Kupplung |
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2015
- 2015-02-12 DE DE102015202581.0A patent/DE102015202581A1/de not_active Withdrawn
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2016
- 2016-02-08 CN CN201680008444.7A patent/CN107208715B/zh not_active Expired - Fee Related
- 2016-02-08 US US15/545,589 patent/US10408285B2/en not_active Expired - Fee Related
- 2016-02-08 DE DE112016000727.2T patent/DE112016000727A5/de not_active Ceased
- 2016-02-08 WO PCT/DE2016/200080 patent/WO2016127994A1/de active Application Filing
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EP0428847A1 (de) * | 1989-11-20 | 1991-05-29 | Zexel Corporation | Umschaltventil |
DE102008009653A1 (de) | 2007-03-07 | 2008-09-11 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Hydraulikanordnung zur Steuerung eines Doppelkupplungsgetriebes eines Kraftfahrzeuges |
US20150027253A1 (en) * | 2012-02-06 | 2015-01-29 | Hunan Sany Intelligent Control Equipment Co., Ltd. | Power Gear-Shifting Transmission and Engineering Machinery |
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WO2018077330A1 (de) * | 2016-10-27 | 2018-05-03 | Schaeffler Technologies AG & Co. KG | Hydrauliksystem mit drucksensor und ventil |
WO2022207079A1 (de) * | 2021-03-30 | 2022-10-06 | Gkn Automotive Limited | Kupplungsanordnung |
Also Published As
Publication number | Publication date |
---|---|
CN107208715A (zh) | 2017-09-26 |
DE102015202581A1 (de) | 2016-08-18 |
US10408285B2 (en) | 2019-09-10 |
US20180003248A1 (en) | 2018-01-04 |
DE112016000727A5 (de) | 2017-11-23 |
CN107208715B (zh) | 2020-01-14 |
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