WO2016112900A1 - Verfahren zum ausgleichen eines drucks und/oder volumens einer hydraulischen strecke - Google Patents
Verfahren zum ausgleichen eines drucks und/oder volumens einer hydraulischen strecke Download PDFInfo
- Publication number
- WO2016112900A1 WO2016112900A1 PCT/DE2016/200002 DE2016200002W WO2016112900A1 WO 2016112900 A1 WO2016112900 A1 WO 2016112900A1 DE 2016200002 W DE2016200002 W DE 2016200002W WO 2016112900 A1 WO2016112900 A1 WO 2016112900A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- friction clutch
- volume
- clutch device
- position change
- compensation process
- 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
- F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
- F16D48/066—Control of fluid pressure, e.g. using an accumulator
-
- 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
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/10—System to be controlled
- F16D2500/102—Actuator
- F16D2500/1021—Electrical type
- F16D2500/1023—Electric motor
- F16D2500/1024—Electric motor combined with hydraulic actuation
-
- 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
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/30—Signal inputs
- F16D2500/304—Signal inputs from the clutch
- F16D2500/3041—Signal inputs from the clutch from the input shaft
- F16D2500/30415—Speed of the input shaft
-
- 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
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/30—Signal inputs
- F16D2500/304—Signal inputs from the clutch
- F16D2500/3042—Signal inputs from the clutch from the output shaft
- F16D2500/30426—Speed of the output shaft
-
- 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
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/50—Problem to be solved by the control system
- F16D2500/501—Relating the actuator
- F16D2500/5014—Filling the actuator cylinder with fluid
Definitions
- the invention relates to a method for balancing a pressure and / or volume of a hydraulic section of a hydrostatic actuator assembly for an actuator of a friction clutch device, in particular for a drive train of an engine-driven motor vehicle, wherein repeatedly in a balancing process, a connection to a compensation volume following a predetermined standard sequence opened and again closed and the standard procedure is adjusted.
- a clutch system is known with an automated friction clutch with a by means of a pressure plate and axially against this acted upon the action of a lever system pressure plate clamped arranged friction linings a clutch disc, a hydraulic clutch release system consisting of a master cylinder with a master cylinder piston , A slave cylinder with a lever system by means of a pressurizing the lever system with the interposition of a release bearing slave cylinder piston, a slave cylinder and master cylinder connecting
- Clutch actuator is closed, wherein the sniffing point and / or a touch point of the hydrostatic clutch actuator from a gradient of the, a force signal equivalent signal over a travel of the clutch actuator are determined.
- Clutch actuator takes place, wherein a, the position of a master piston of the master cylinder of the clutch actuator over the time predetermining sniffer profile is driven, wherein the master piston is controlled by the clutch actuator so that a plurality of target positions are approached by the master cylinder, wherein upon reaching a predetermined switching position by one of Target positions, a slope of a setpoint profile of the clutch actuator is changed.
- the invention has for its object to improve a method mentioned above.
- a standard sequence of a compensation process is to be adapted such that a pressure and / or volume is always exchanged at least approximately completely.
- a compensation process should be directly adaptable.
- a directional adjustment is to be improved.
- an adaptation to an increase in a positional shift should be improved.
- an adaptation to a reduction of a positional shift should be improved.
- the object is achieved with a method for equalizing a pressure and / or volume of a hydraulic path of a hydrostatic actuator arrangement for an actuating device of a friction clutch device, in particular for a drive train of an internal combustion engine-driven motor vehicle, wherein a connection to a compensation volume is repeated in a compensation process following a given standard procedure, and then closed and closed again and the standard procedure is adapted, whereby the standard procedure of a compensation process is adjusted taking into account a rotational speed of the friction clutch device in a preceding compensation process.
- the actuator device can serve for semihydraulic actuation of a friction clutch device.
- the actuator device may have a slave cylinder.
- the actuator device may have a master cylinder.
- the master cylinder can serve to act on the friction clutch device.
- Actuator can have an electric motor drive.
- Actuator device may have a control device.
- the control device can be used to control the drive.
- the drive can serve to act on the slave cylinder.
- the actuator device may have a transmission.
- the hydraulic path can be filled at least approximately completely with a hydraulic fluid.
- the hydraulic path can be used for power transmission between the slave cylinder and the master cylinder.
- the drive can serve to generate a hydraulic power that is transferable via the hydraulic route to the slave cylinder.
- the drive train may include an internal combustion engine.
- the internal combustion engine may have a crankshaft.
- the powertrain may include a torsional vibration damper.
- the drive train may have a transmission.
- the transmission may have at least one input shaft.
- the drive train may have at least one drivable wheel.
- the friction clutch device may be locatable in the drive train.
- the friction clutch device may be arrangeable between the engine and the transmission.
- the friction clutch device may be arrangeable between the torsional vibration damper and the transmission.
- the friction clutch device may have a single clutch.
- the friction clutch device may have a double clutch.
- the friction clutch device may have an axis of rotation.
- the friction coupling device may have at least one pressure plate.
- the friction coupling means may comprise at least one of an actuation between an engaged actuation position and a disengaged actuation position relative to the at least one pressure actuation position. plate axially displaceable pressure plate have.
- the friction clutch device may have at least one clutch disk.
- the at least one clutch disc may have friction linings. The at least one clutch disc can be clamped between the at least one pressure plate and the at least one pressure plate for the frictional transmission of a mechanical power. It can be determined a speed of the friction clutch device.
- the friction clutch device may comprise at least one speed sensor.
- the friction clutch device may have an input part.
- the friction coupling device may have at least one output part.
- the friction clutch device can serve to enable a start-up and a change of a gear ratio.
- the input part and the at least one output part can be connected to each other or separated from each other. A power flow can be shifted in transition from one output part to another output part and vice versa.
- the actuating device may comprise the actuator device.
- the actuating device may have a spring device.
- the actuator device can serve to actuate the friction clutch device against a force of the spring device.
- the actuating device may have at least one releaser.
- the at least one releaser may be a Gottausschreiber.
- the actuator arrangement may have a compensation volume.
- the compensating volume may be partially filled with a hydraulic fluid.
- the compensation volume may have an air cushion.
- the compensation volume can be formed with a hydraulic reservoir.
- the compensation volume can be connectable to the hydraulic line and / or be separable from the hydraulic line.
- the compensation volume can be connected to the master cylinder.
- the master cylinder may serve to connect the hydraulic line to the equalization volume and / or to separate it from the equalization volume.
- the master cylinder may have a piston.
- the piston can be displaced into a sniffer position. In the sniffer position, the hydraulic path and the compensating volume can be connected to each other. In the sniffer position, in particular temperature-induced volume changes of a hydraulic fluid in the hydraulic path can be compensated.
- Balancing a pressure and / or volume of the hydraulic Track can also be referred to as a compensation process. Balancing a pressure and / or volume of the hydraulic path by displacing the piston into the sniffer position may also be referred to as sniffing or sniffing.
- a balancing process can be carried out at regular intervals.
- a balancing operation may be performed at predetermined times.
- An equalization process can be performed triggered by predetermined events.
- a compensation process can be performed as needed.
- a standard procedure may include a predetermined opening time of a connection of the hydraulic circuit and the compensation volume with each other.
- a balancing process can be performed with rotating friction clutch device. When performing a balancing operation, a rotational speed of the friction clutch device can be stored.
- a current rotational speed of the friction clutch device and a rotational speed of the friction clutch device can be compared with one another in a preceding compensation process.
- a previous compensation process can be an immediately preceding compensation process.
- an opening time of the connection to the compensation volume can be extended if the rotational speed of the friction clutch device is greater during a compensation process than in the previous compensation process.
- An adaptation of the standard procedure can be omitted, if the
- Speed of the friction clutch device is equal to or less than in the previous compensation process in a compensation process.
- a compensation process can be adjusted based on a characteristic in a position change opening time diagram, the position change being predetermined for different rotational speeds of the friction clutch device.
- the characteristic curve can be available to a control device.
- the characteristic can be stored in a control device.
- the characteristic can be linear in the position change opening time diagram in the direction of larger position change values rising.
- the characteristic curve may be constant in the position change opening time diagram in the direction of smaller position change values.
- the invention thus provides, inter alia, for taking account of rotational speed effects in the case of an unactuated, closed clutch actuated by your hydrostatic drive
- a sniffer profile can be adjusted in such a way that it can always lead to a complete fluid exchange.
- a time to close a sniffer bore can be extended depending on the speed at which the sniffing process takes place.
- a required position shift can be determined from a stored characteristic curve. If the position shift increases, ie if the last snooping process has been carried out at lower speeds, a time for closing a sniffer bore can be extended. Depending on the position shift, longer times may be specified. These times can be stored as a characteristic curve in a software. If the position shift is reduced, the original sniffer profile can be used.
- 1 is a diagram for the speed-dependent change in position of an actuator of a friction clutch device
- FIG. 2 shows a diagram for the speed-dependent reference position change in a compensation process for equalizing a pressure and / or volume of a hydraulic route of a hydrostatic actuator assembly of an actuator of a friction clutch device
- FIG. 3 shows a diagram for adjusting a compensation process for balancing a pressure and / or volume of a hydraulic section of a hydrostatic actuator arrangement of an actuating device of a friction clutch device.
- FIG. 1 shows a diagram 100 for the speed-dependent change in position of an actuating device of a friction clutch device.
- an rpm of the friction clutch device is shown on an x-axis and a position change on a y-axis.
- parts of the actuator are subject to a centrifugal force.
- the torque transmitted by the friction clutch device increases with the speed or centrifugal force.
- a position change is made.
- the monotonically increasing characteristic curve 102 the position change required for a respective speed is shown. The effect described with reference to FIG.
- 1 also has an effect on a reference position in a compensating process for equalizing a pressure and / or volume of a hydraulic path of a hydrostatic actuator assembly of an actuator of a friction clutch device.
- a piston of a master cylinder is displaced into a sniffer position in which the hydraulic path and a compensating volume are interconnected.
- FIG. 2 shows a diagram 200 for the speed-dependent reference position change in a compensation process for compensating a pressure and / or volume of a hydraulic path of a hydrostatic actuator arrangement of an actuating device of a friction clutch device.
- a rotational speed of a preceding compensation process can be read with a monotonically increasing characteristic curve 202 on an x-axis, and a corresponding change in position on a y-axis. Balancing processes should be carried out at least approximately rather, a reference position change is carried out and / or a compensation is to take place.
- FIG. 3 shows a diagram for adjusting a compensation process for compensating a pressure and / or volume of a hydraulic section of a hydrostatic actuator arrangement of an actuating device of a friction clutch device.
- the diagram 300 is shown on an x-axis a change of a position change and on a y-axis an opening time of a connection between a hydraulic distance and a compensation volume.
- the characteristic runs in the direction of larger position change values with a linearly increasing characteristic load 302 and in the direction of smaller position change values with a constant characteristic load 304.
- a current rotational speed of the friction clutch device is detected and compared with a rotational speed of the friction clutch device in a previous compensation process. If the current speed is greater than the speed in the previous leveling operation, a position change is adjusted accordingly with the increasing characteristic load 302. If the current speed is less than the speed in the previous balancing operation, a position change is adjusted with the constant characteristic load 304.
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020177022560A KR102531916B1 (ko) | 2015-01-16 | 2016-01-08 | 유압 섹션의 압력 및/또는 부피를 보상하기 위한 방법 |
DE112016000349.8T DE112016000349A5 (de) | 2015-01-16 | 2016-01-08 | Verfahren zum Ausgleichen eines Drucks und/oder Volumens einer hydraulischen Strecke |
CN201680005135.4A CN107110251B (zh) | 2015-01-16 | 2016-01-08 | 用于平衡液压管线的压力和/或体积的方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015200603 | 2015-01-16 | ||
DE102015200603.4 | 2015-01-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016112900A1 true WO2016112900A1 (de) | 2016-07-21 |
Family
ID=55486414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2016/200002 WO2016112900A1 (de) | 2015-01-16 | 2016-01-08 | Verfahren zum ausgleichen eines drucks und/oder volumens einer hydraulischen strecke |
Country Status (4)
Country | Link |
---|---|
KR (1) | KR102531916B1 (de) |
CN (1) | CN107110251B (de) |
DE (2) | DE112016000349A5 (de) |
WO (1) | WO2016112900A1 (de) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2315836A (en) * | 1993-08-03 | 1998-02-11 | Luk Getriebe Systeme Gmbh | Automatic clutch having a control device which activates an emergency routine |
WO2001098677A2 (de) * | 2000-06-23 | 2001-12-27 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Verfahren und vorrichtung zum kompensieren des einflusses der drehzahl auf die kennlinie einer kupplung |
DE102005027066A1 (de) * | 2004-06-30 | 2006-01-19 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Verfahren zur Steuerung des Ausgleichs hydraulischer Strecken |
DE102008057656A1 (de) | 2007-12-03 | 2009-06-04 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Kupplungssystem |
DE102011103774A1 (de) | 2010-06-28 | 2011-12-29 | Schaeffler Technologies Gmbh & Co. Kg | Verfahren zum Ansteuern einer automatischen Kupplung |
DE102012221977A1 (de) * | 2012-11-30 | 2014-06-05 | Schaeffler Technologies Gmbh & Co. Kg | Kupplungsbetätigung |
DE102014210697A1 (de) | 2014-06-05 | 2015-12-17 | Schaeffler Technologies AG & Co. KG | Verfahren zur Ansteuerung einer automatisierten Kupplung eines Kraftfahrzeuges |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2709234Y (zh) * | 2004-03-03 | 2005-07-13 | 卢晨光 | 汽车液压式离合器电子自动操纵机构 |
DE102005027006A1 (de) * | 2005-06-10 | 2006-12-28 | Siemens Ag | Infrarot-Sichteinrichtung |
DE102008041353A1 (de) * | 2008-08-19 | 2010-02-25 | Robert Bosch Gmbh | Verfahren zur Kompensation von Volumenänderungen eines Hydraulikfluids in einer hydraulischen Betätigungseinrichtung zur Betätigung einer Kupplung, sowie hydraulische Betätigungseinrichtung |
CN103057583B (zh) * | 2011-10-21 | 2017-02-01 | 比亚迪股份有限公司 | 一种电子液压助力转向控制系统及其控制方法 |
CN102494085B (zh) * | 2011-12-02 | 2014-07-16 | 杰锋汽车动力系统股份有限公司 | 一种带变速功能的机械增压器 |
DE102014222460A1 (de) | 2014-11-04 | 2016-05-04 | Schaeffler Technologies AG & Co. KG | Verfahren zur Verbesserung eines Schnüffelvorganges eines Geberzylinders eines hydrostatischen Kupplungsaktors eines Kupplungssystems, vorzugsweise für ein Fahrzeug |
-
2016
- 2016-01-08 KR KR1020177022560A patent/KR102531916B1/ko active IP Right Grant
- 2016-01-08 CN CN201680005135.4A patent/CN107110251B/zh active Active
- 2016-01-08 WO PCT/DE2016/200002 patent/WO2016112900A1/de active Application Filing
- 2016-01-08 DE DE112016000349.8T patent/DE112016000349A5/de not_active Withdrawn
- 2016-01-08 DE DE102016200163.9A patent/DE102016200163B4/de active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2315836A (en) * | 1993-08-03 | 1998-02-11 | Luk Getriebe Systeme Gmbh | Automatic clutch having a control device which activates an emergency routine |
WO2001098677A2 (de) * | 2000-06-23 | 2001-12-27 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Verfahren und vorrichtung zum kompensieren des einflusses der drehzahl auf die kennlinie einer kupplung |
DE102005027066A1 (de) * | 2004-06-30 | 2006-01-19 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Verfahren zur Steuerung des Ausgleichs hydraulischer Strecken |
DE102008057656A1 (de) | 2007-12-03 | 2009-06-04 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Kupplungssystem |
DE102011103774A1 (de) | 2010-06-28 | 2011-12-29 | Schaeffler Technologies Gmbh & Co. Kg | Verfahren zum Ansteuern einer automatischen Kupplung |
DE102012221977A1 (de) * | 2012-11-30 | 2014-06-05 | Schaeffler Technologies Gmbh & Co. Kg | Kupplungsbetätigung |
DE102014210697A1 (de) | 2014-06-05 | 2015-12-17 | Schaeffler Technologies AG & Co. KG | Verfahren zur Ansteuerung einer automatisierten Kupplung eines Kraftfahrzeuges |
Also Published As
Publication number | Publication date |
---|---|
CN107110251B (zh) | 2019-04-02 |
DE102016200163B4 (de) | 2022-05-12 |
KR102531916B1 (ko) | 2023-05-16 |
KR20170103940A (ko) | 2017-09-13 |
CN107110251A (zh) | 2017-08-29 |
DE102016200163A1 (de) | 2016-07-21 |
DE112016000349A5 (de) | 2017-09-28 |
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