CN106103229A - For the method running hydraulic hybrid power vehicles - Google Patents

For the method running hydraulic hybrid power vehicles Download PDF

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Publication number
CN106103229A
CN106103229A CN201480072791.7A CN201480072791A CN106103229A CN 106103229 A CN106103229 A CN 106103229A CN 201480072791 A CN201480072791 A CN 201480072791A CN 106103229 A CN106103229 A CN 106103229A
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CN
China
Prior art keywords
hydraulic
combustion engine
internal combustion
hybrid power
power vehicles
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
Application number
CN201480072791.7A
Other languages
Chinese (zh)
Inventor
T·施泰因巴赫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of CN106103229A publication Critical patent/CN106103229A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18Propelling the vehicle
    • B60W30/18009Propelling the vehicle related to particular drive situations
    • B60W30/18072Coasting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/08Prime-movers comprising combustion engines and mechanical or fluid energy storing means
    • B60K6/12Prime-movers comprising combustion engines and mechanical or fluid energy storing means by means of a chargeable fluidic accumulator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • B60W10/101Infinitely variable gearings
    • B60W10/103Infinitely variable gearings of fluid type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00Control systems specially adapted for hybrid vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00Control systems specially adapted for hybrid vehicles
    • B60W20/10Controlling the power contribution of each of the prime movers to meet required power demand
    • B60W20/12Controlling the power contribution of each of the prime movers to meet required power demand using control strategies taking into account route information
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18Propelling the vehicle
    • B60W30/18009Propelling the vehicle related to particular drive situations
    • B60W30/18109Braking
    • B60W30/18127Regenerative braking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18Propelling the vehicle
    • B60W30/18009Propelling the vehicle related to particular drive situations
    • B60W30/18109Braking
    • B60W30/18136Engine braking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00Input parameters relating to a particular sub-units
    • B60W2510/24Energy storage means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2520/00Input parameters relating to overall vehicle dynamics
    • B60W2520/10Longitudinal speed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00Input parameters relating to occupants
    • B60W2540/12Brake pedal position
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2552/00Input parameters relating to infrastructure
    • B60W2552/15Road slope, i.e. the inclination of a road segment in the longitudinal direction
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

The present invention relates to a kind of method for running hydraulic hybrid power vehicles, this hydraulic hybrid power vehicles includes the internal combustion engine (4) as one-level driving means and the hydrostatic device of at least two (21 24) as secondary drive device, braking energy is converted into hydraulic energy in energy regenerating runs by least one in the hydrostatic device of described at least two, and this hydraulic energy store is in a hydraulic accumulator (40).In order to improve the runnability of hydraulic hybrid power vehicles, during descent run, the most predetermined internal combustion engine (4) traction power being used for braking this hydraulic hybrid power vehicles with the gradient of hydraulic hybrid power vehicles.

Description

For the method running hydraulic hybrid power vehicles
Technical field
The present invention relates to a kind of method for running hydraulic hybrid power vehicles, this hydraulic hybrid power vehicles includes one Individual internal combustion engine as one-level driving means and at least two hydrostatic device (Hydrostaten) as secondary drive device, institute Braking energy is converted into hydraulic energy in energy regenerating runs by least one stated in the hydrostatic device of at least two, this liquid Pressure energy is stored in hydraulic pressure accumulator.
Background technology
Disclosed a kind of combination drive for motor vehicles by German laid-open document DE 10 2,011 002 967 A1 to fill Put, here, the energy transducer of a fluid pressure type operation and an energy transducer driven with fuel gas act on jointly.
Summary of the invention
The task of the present invention is, improves hydraulic hybrid power vehicles operation particularly when long period slope road is descending Performance, this hydraulic hybrid power vehicles includes that an internal combustion engine is as the hydrostatic device conduct of one-level driving means and at least two Secondary drive device, braking energy is converted in energy regenerating runs by least one in the hydrostatic device of described at least two For hydraulic energy, this hydraulic energy store is in hydraulic pressure accumulator.
A kind of pressure motor vehicle driven by mixed power includes that an internal combustion engine is as the hydrostatic device of one-level driving means and at least two As secondary drive device, at least one in the hydrostatic device of described at least two in energy regenerating runs by braking energy Being converted into hydraulic energy, this hydraulic energy store, in hydraulic pressure accumulator, runs this hydraulic hybrid power vehicles being used for Method in, the solution of described task is, when travelling on slope road, the internal combustion engine for brake fluid pressure motor vehicle driven by mixed power leads Draw power and come predetermined according to the gradient of this hydraulic hybrid power vehicles.Hydraulic pressure accumulation of energy in hydraulic hybrid power vehicles Device generally only has relatively small energy storage capacity.In energy regenerating runs, this little energy storage capacity is in of short duration system It is otherwise fully engaged in dynamic process.Therefore, when braking procedure is longer, as such as at hydraulic hybrid power vehicles long period descending Braking procedure as occurring during traveling, energy can not be reclaimed constantly.Therefore, according to an important side of the present invention Face, carrys out predetermined internal combustion engine traction power according to the angle of inclination of hydraulic hybrid power vehicles.It has the advantage that at hydraulic pressure During motor vehicle driven by mixed power long period descent run, it is possible in the way of similar with in the vehicle with stick transmission Utilize the traction power of internal combustion engine.The power provided by internal combustion engine is delivered at least one powered wheel with hydraulic way On.Need the hydrostatic device of at least two for this, one of which as pump work another as motor operations.Pass through The inventive method, internal combustion engine traction power can regulate without polar region.The inventive method is such as driving of shunting with hydraulic power Applied in dynamic system or in the hydrostatic drive system of series connection.
The feature of one preferred embodiment of this method is, internal combustion engine rated speed and the inclination of hydraulic hybrid power vehicles Degree determines relatively.Determined by internal combustion engine rated speed make it possible to show in a straightforward manner by internal combustion engine carry out excellent The braking support changed.The most substantially alleviate the burden of the operation brake of hydraulic hybrid power vehicles.
The feature of another preferred embodiment of this method is, considers current car when determining for the manipulation parameter of internal combustion engine Travel speed.Function is supported in the braking that it is possible to improve further internal combustion engine.
The feature of another preferred embodiment of this method is, considers hydraulic energy-accumulating when determining for the manipulation parameter of internal combustion engine The filled state of device.It is possible to guarantee in a straightforward manner: this hydraulic accumulating device when longer descent run always Optimally it is inflated.
The feature of another preferred embodiment of this method is, considers current system when determining for the manipulation parameter of internal combustion engine Dynamic pedal pressing force.This provides the advantage that, it is possible to consider driver's hope in a straightforward manner.
The feature of another preferred embodiment of this method is, considers current system when determining for the manipulation parameter of internal combustion engine Dynamic pedal travel.Thus can improve the consideration to driver's hope further.
The feature of another preferred embodiment of this method is, runs especially because the energy of hydraulic accumulator is deposited at energy regenerating Storage capacity be otherwise fully engaged and in have no progeny, described internal combustion engine is used in running under power mode, so that hydraulic hybrid power vehicles Operation brake reduce the heavy burdens.It is possible to significantly extend the service life of operation brake.
The invention still further relates to a kind of computer program with computer program, this computer program has software work Tool, when this computer program runs on computers, described software tool is used for performing preceding method.This computer is e.g. The controller being integrated in vehicle.This controller is also referred to as electronic control unit or electric control unit.
The invention still further relates to a kind of controller with such computer program.This controller is preferably encased in vehicle In.This vehicle is especially with the hydraulic hybrid power vehicles of aforementioned hydraulic hybrid drive.
The invention still further relates to a kind of hydraulic hybrid power vehicles, it has internal combustion engine as one-level driving means and at least two Individual hydrostatic device is as secondary drive device, and has aforementioned controllers.
The further advantage of the present invention, feature and details draw in the following description, in the description with reference to accompanying drawing Different embodiment is described in detail.
Accompanying drawing explanation
Unique accompanying drawing 1 simplifies the hydraulic hybrid power vehicles with hydrostatic running driving device is shown.
Detailed description of the invention
Simplify with the form of hydraulic circuit diagram in the accompanying drawings and hydrostatic running driving device 1 is shown.This hydrostatic traveling is driven Dynamic device 1 such as can use in hydraulic hybrid drivetrain, and this hydraulic hybrid drivetrain is except Combustion Engine machine actuating device Also comprise fluid pressure drive device outward.
This Combustion Engine machine actuating device such as can be embodied as internal combustion engine 4 and be referred to as explosive motor.This hydraulic pressure drives Dynamic device such as comprises hydrostatic device 5, and this hydrostatic device is connected with internal combustion engine 4 according to driving relationship.This hydraulic-driven fills Put and altogether include the hydrostatic device of at least two, as described below.
The hydrostatic device 5 driven by internal combustion engine 4 includes hydraulic pump, and this hydraulic pump is also called pump for short.Hydrostatic device 5 It is connected on area of low pressure 6 at entrance side.Hydrostatic device 5 is connected on high-pressure area 7 at outlet side.
Area of low pressure 6 and high-pressure area 7 are parts for fluid system 8, and this fluid system is when running with hydraulic medium Also referred to as hydraulic system.This hydraulic medium e.g. hydraulic oil, this hydraulic oil is also called oil for short.Hydraulic system 8 includes not The fluid pressure line indicated in detail and include valve block 9.
This hydrostatic running driving device 1 also includes that total of four is by driving wheel 11 to 14.Arrived by driving wheel 11 to each 14 are configured with a hydrostatic device 21 to 24, and this hydrostatic device is connected on the wheel hub by driving wheel 11 to 14 of correspondence. Hydrostatic device 21 to 24 and by driving wheel 11 to 14 between can connect a variator respectively.
Hydrostatic device 21 to 24 the most both can run as hydraulic pump, can run as hydraulic motor again.Quiet Hydraulic means 21 to 24 also referred to as hydraulic press and can such as be embodied as hydraulic axial piston machine.
Area of low pressure 6 includes low-voltage memory 30, this low-voltage memory have gas gas gas side 31 in other words and Oil oil volume 32 in other words, side, the oily side 32 of this low pressure accumulator 30 is connected with the entrance of hydrostatic device 5.This low pressure accumulator 30 is a hydraulic medium memory, from this hydraulic medium memory, hydraulic system 8 is supplied hydraulic medium.
High-pressure area 7 includes high pressure accumulator 40, this high pressure accumulator have gas volume gas side 41 in other words and Oil oil volume 42 in other words, side.The oily side 42 of high pressure accumulator 40 is connected with the outlet of hydrostatic device 5.High pressure accumulator 40 Oil side 42 is also connected with hydrostatic device 21 to 24 in high-pressure area 7.The oily side 32 of this low pressure accumulator 30 is in area of low pressure 6 In be connected with hydrostatic device 21 to 24.
By an important aspect of the invention, the traction power of internal combustion engine 4 is relevant to the gradient of hydraulic hybrid power vehicles Ground is predetermined.It has the advantage that the traction power of internal combustion engine 4 as in the conventional truck with stick transmission that Sample can be utilized, for brake fluid pressure motor vehicle driven by mixed power.
Current tilt angle according to hydraulic hybrid power vehicles provides hydraulic hybrid power vehicles more or lessly Traction power.The current tilt angle of hydraulic hybrid power vehicles is obtained by the inclination sensor being suitable for.This gradient Sensor is connected with the controller in hydraulic hybrid power vehicles in terms of control.
By this controller, internal combustion engine 4 is used in running under power mode when longer descent run, so that in vehicle The operation brake in portion reduces the heavy burdens.By one aspect of the present invention, corresponding internal combustion engine rated speed tilts with Current vehicle Degree determines relatively.The most in a straightforward manner it is achieved that partly imitate the conventional truck with traditional drives Inertia operating mode.
By another aspect of the present invention, to the determination of the manipulation parameter of internal combustion engine 4 so that a few other input parameter Supplement.This other input parameter e.g. Current vehicle travel speed, current accumulator fills state, current brake is stepped on Plate pressure and/or current brake pedal stroke.
Current vehicle travel speed is acquired and stores in the controller.Current accumulator fills what state such as use was suitable for Pressure transducer or applicable displacement transducer obtain and are also stored in controller.Current brake pedal pressure or system Dynamic pedal travel obtains with the sensor being suitable for equally and is stored in controller.

Claims (10)

1., for the method running hydraulic hybrid power vehicles, described hydraulic hybrid power vehicles has as one-level driving means Internal combustion engine (4) and there is the hydrostatic device of at least two as secondary drive device (21-24), described at least two is quiet Braking energy is converted into hydraulic energy in energy regenerating runs by least one in hydraulic means, and this hydraulic energy is stored In hydraulic accumulator (40), it is characterized by: when descent run, the most pre-with the gradient of this hydraulic hybrid power vehicles Given internal combustion engine (4) traction power being used for brake fluid pressure motor vehicle driven by mixed power.
Method the most according to claim 1, is characterized by: determine relatively with the gradient of this hydraulic hybrid power vehicles Internal combustion engine rated speed.
3., by method in any one of the preceding claims wherein, it is characterized by: when determining for the manipulation parameter of internal combustion engine Consider current Vehicle Speed.
4., by method in any one of the preceding claims wherein, it is characterized by: determining the manipulation parameter for internal combustion engine (4) Time consider hydraulic accumulating device (40) filled state.
5. according to method in any one of the preceding claims wherein, it is characterized by: determining that the manipulation for internal combustion engine (4) is joined Current brake-pedal load is considered during amount.
6. according to method in any one of the preceding claims wherein, it is characterized by: determining that the manipulation for internal combustion engine (4) is joined Current brake-pedal travel is considered during amount.
7. according to method in any one of the preceding claims wherein, it is characterized by: run especially because hydraulic pressure at energy regenerating The energy storage capacity of accumulator (40) be otherwise fully engaged and in have no progeny, described internal combustion engine (4) is used in running under power mode, So that the operation brake of hydraulic hybrid power vehicles reduces the heavy burdens.
8. computer program, with computer program, this computer program has software tool, when this computer program exists When running on computer, described software tool is used for performing method in any one of the preceding claims wherein.
9. controller, has computer program according to claim 8.
10. hydraulic hybrid power vehicles, has the internal combustion engine (4) as one-level driving means and as secondary drive device extremely Few two hydrostatic devices (21-24), and there is controller according to claim 9.
CN201480072791.7A 2014-01-08 2014-12-11 For the method running hydraulic hybrid power vehicles Pending CN106103229A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102014200075.0 2014-01-08
DE102014200075.0A DE102014200075A1 (en) 2014-01-08 2014-01-08 Method for operating a hydraulic hybrid vehicle
PCT/EP2014/077412 WO2015104131A1 (en) 2014-01-08 2014-12-11 Method for operating a hydraulic hybrid vehicle

Publications (1)

Publication Number Publication Date
CN106103229A true CN106103229A (en) 2016-11-09

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CN201480072791.7A Pending CN106103229A (en) 2014-01-08 2014-12-11 For the method running hydraulic hybrid power vehicles

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Country Link
CN (1) CN106103229A (en)
DE (1) DE102014200075A1 (en)
WO (1) WO2015104131A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110816659A (en) * 2019-11-21 2020-02-21 山东交通学院 Independent drive and independent steering robot secondary adjustment hydraulic pressure moving platform

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2355241A (en) * 1999-10-14 2001-04-18 Rover Group A vehicle hill descent control arrangement
US20070124037A1 (en) * 2004-12-01 2007-05-31 Moran Brian D Method of controlling engine stop-start operation for heavy-duty hybrid-electric and hybrid-hydraulic vehicles
CN200981484Y (en) * 2006-08-17 2007-11-28 上海交大神舟汽车设计开发有限公司 Hydraulic pressure hybrid power cars
US20090127011A1 (en) * 2007-11-21 2009-05-21 Yisheng Zhang Control method for optimizing the operation of a hybrid drive system
DE102011002967A1 (en) * 2011-01-21 2012-07-26 Robert Bosch Gmbh Hybrid drive for use as e.g. internal combustion engine of passenger car, has hydraulically powered energy converter and combustible gas powered energy converter cooperated with each other and assigned to energy-storage systems
CN102991501A (en) * 2011-09-13 2013-03-27 福特环球技术公司 Method and system for vehicle speed control
CN203110908U (en) * 2012-12-27 2013-08-07 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 Oil-liquid hybrid power system
WO2013121541A1 (en) * 2012-02-15 2013-08-22 トヨタ自動車株式会社 Control device for hybrid vehicle

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2355241A (en) * 1999-10-14 2001-04-18 Rover Group A vehicle hill descent control arrangement
US20070124037A1 (en) * 2004-12-01 2007-05-31 Moran Brian D Method of controlling engine stop-start operation for heavy-duty hybrid-electric and hybrid-hydraulic vehicles
CN200981484Y (en) * 2006-08-17 2007-11-28 上海交大神舟汽车设计开发有限公司 Hydraulic pressure hybrid power cars
US20090127011A1 (en) * 2007-11-21 2009-05-21 Yisheng Zhang Control method for optimizing the operation of a hybrid drive system
DE102011002967A1 (en) * 2011-01-21 2012-07-26 Robert Bosch Gmbh Hybrid drive for use as e.g. internal combustion engine of passenger car, has hydraulically powered energy converter and combustible gas powered energy converter cooperated with each other and assigned to energy-storage systems
CN102991501A (en) * 2011-09-13 2013-03-27 福特环球技术公司 Method and system for vehicle speed control
WO2013121541A1 (en) * 2012-02-15 2013-08-22 トヨタ自動車株式会社 Control device for hybrid vehicle
CN203110908U (en) * 2012-12-27 2013-08-07 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 Oil-liquid hybrid power system

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Publication number Publication date
WO2015104131A1 (en) 2015-07-16
DE102014200075A1 (en) 2015-07-09

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Application publication date: 20161109