CN105620451B - Motor vehicles with hybrid power driving - Google Patents

Motor vehicles with hybrid power driving Download PDF

Info

Publication number
CN105620451B
CN105620451B CN201510822607.2A CN201510822607A CN105620451B CN 105620451 B CN105620451 B CN 105620451B CN 201510822607 A CN201510822607 A CN 201510822607A CN 105620451 B CN105620451 B CN 105620451B
Authority
CN
China
Prior art keywords
piston
room
motor vehicles
braking cylinder
main braking
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.)
Expired - Fee Related
Application number
CN201510822607.2A
Other languages
Chinese (zh)
Other versions
CN105620451A (en
Inventor
F·埃尔默
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.)
Dr Ing HCF Porsche AG
Original Assignee
Dr Ing HCF Porsche AG
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 Dr Ing HCF Porsche AG filed Critical Dr Ing HCF Porsche AG
Publication of CN105620451A publication Critical patent/CN105620451A/en
Application granted granted Critical
Publication of CN105620451B publication Critical patent/CN105620451B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
    • B60T13/14—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using accumulators or reservoirs fed by pumps
    • B60T13/142—Systems with master cylinder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
    • B60T13/686—Electrical control in fluid-pressure brake systems by electrically-controlled valves in hydraulic systems or parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L7/00—Electrodynamic brake systems for vehicles in general
    • B60L7/10—Dynamic electric regenerative braking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L7/00—Electrodynamic brake systems for vehicles in general
    • B60L7/24—Electrodynamic brake systems for vehicles in general with additional mechanical or electromagnetic braking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
    • B60T13/14—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using accumulators or reservoirs fed by pumps
    • B60T13/148—Arrangements for pressure supply
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/58—Combined or convertible systems
    • B60T13/585—Combined or convertible systems comprising friction brakes and retarders
    • B60T13/586—Combined or convertible systems comprising friction brakes and retarders the retarders being of the electric type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B60T13/662—Electrical control in fluid-pressure brake systems characterised by specified functions of the control system components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
    • B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
    • B60T1/10—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels by utilising wheel movement for accumulating energy, e.g. driving air compressors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
    • B60W10/184—Conjoint control of vehicle sub-units of different type or different function including control of braking systems with wheel brakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT 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
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/18—Braking system
    • B60W2510/182—Brake pressure, e.g. of fluid or between pad and disc
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT 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
    • B60W30/00—Purposes 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, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
    • B60W30/18—Propelling the vehicle
    • B60W30/18009—Propelling the vehicle related to particular drive situations
    • B60W30/18109—Braking
    • B60W30/18127—Regenerative braking

Abstract

Motor vehicles with hybrid power driving, provide：Retracting device permits recovering energy in braking process；Braking system with pedal, main braking cylinder and wheel drag, the moving fluid based on piston in pedal travel and main braking cylinder activate wheel drag；Reduce the relief valve unit of brake pressure in recovery stage；For compensating the compensator of relief valve unit；At least another main braking cylinder, first piston and second piston are coupled to each other via the first connecting element and main braking cylinder are divided at least three Room, at least the first Room and second Room are designed as hydraulic pressure chamber, 3rd Room is with compensating element, and with the compensator of return effect, first piston has the pass through openings that the first Room is fluidly coupled to second Room, and first piston is attached to the piston of the hydraulic actuator of relief valve unit by the second connecting element on the direction opposite with braking direction and can closed；For first piston or the stop element of second piston so that main braking cylinder also performs pressure adjustment effect.

Description

Motor vehicles with hybrid power driving
Technical field
The present invention relates to the motor vehicles driven with hybrid power, which includes to be driven by electrically powered machine At least one wheel, which provide a retracting device, which permits returning in recovery stage in braking process Energy is received, which provides braking system of the tool there are one pedal, at least one main braking cylinder and at least one wheel drag System, at least one wheel drag moving and being made based at least one piston in the main braking cylinder based on the pedal Movement on dynamic direction fluidly activates the wheel drag by means of brake pressure, which provides in the recovery stage It is middle to reduce a relief valve unit of brake pressure, and which provide to compensate the hydraulic effect of the relief valve unit One compensator.
Background technology
10 2,010 008 018 A1 of DE disclose this motor vehicles.In this context, front axle is by electrically powered machine Drive and rear axle is by internal combustion engine drives.In the present invention, such a reality of motor vehicles has been also assumed that Example is applied, but is not limited to such drive system.In the case of braking process, acting on electrically powered machine on front axle can be with It is used as generator, the result is that braking energy is converted to electric energy and brake fluid system has been released from load.It carries on the back herein Under scape, it is known to provide a kind of relief valve unit during the recovery stage so as to adjust the brake fluid system. This is verified disadvantageously, and driver is by the reaction of brake pedal and to experience this adjusting process be destructive. In order to avoid this shortcoming, 10 2,010 008 018 A1 of DE are disclosed imitates using for offsetting the hydraulic pressure of the relief valve unit A kind of so-called compensator of fruit.However, this known solution has the drawback that, it can be applied only to have flat The braking system of balance beam system and due to pure hydraulic operation method, is still present with the effect delay of relief valve unit (although most It is small).
The content of the invention
It is therefore an object of the present invention to make it possible to obtain a kind of motor vehicles, this motor vehicles have hybrid power Drive and by cost efficient and it is simple in a manner of avoid disadvantages mentioned above.
This purpose, which is realised in that provide, at least has first piston and at least one other main braking cylinder of second piston, The first piston and the second piston are coupled to each other via first connecting element and are subdivided into the main braking cylinder at least Three rooms, at least the first Room and second Room at least three Room are designed to hydraulic pressure chamber and the 3rd Room tool there are one mend It repays element and is configured to have the compensator of return effect, wherein the second piston, which has, is used for the first Room fluidity Ground is connected to a pass through openings of the second Room, wherein the second piston on the direction opposite with the braking direction by one Second connecting element is attached on a piston of a hydraulic actuator of the relief valve unit and is closable, and A stop element for the first piston or the second piston is provided, mode is so that the main braking cylinder also performs pressure The effect of power adjustment unit.
In the first embodiment, an equalizer bar is provided, which is operatively connectable on pedal and by right The main braking cylinder adjoining answered.In second embodiment especially favourable to the passenger car of road approval, a tandem master is provided Cylinder is as the first main braking cylinder.
In a kind of favourable mode, the first connecting element is acted in pass through openings and is designed at least at this It is hollow in region and at least one opening.
In order to ensure return acts on, compensator has steel spring element, gas spring, pneumatic spring, hydraulic spring grease cup or class Like object.
In a kind of favourable mode, compensating element, is designed to compensate for being open.Alternatively, however, can also provide It is that compensating element, is designed to fluid connection line between the 3rd Room and hydraulic actuator or compensating element, is designed to Fluid connection line between three Room and hydraulic actuator.
By providing especially compact embodiment with single type formation hydraulic actuator and main braking cylinder.
Here, in a kind of favourable mode, hydraulic actuator can be fluidly connected to point via 34 logical servo valves The hydraulic pressure unit opened.Alternatively it is still possible that hydraulic actuator can be controlled via central hydraulic unit.
Description of the drawings
The present invention will be explained in greater detail by referring to accompanying drawing, in the accompanying drawings：
Fig. 1 shows the hydraulic circuit diagram of the motor vehicles of the first embodiment with braking system,
Fig. 2 shows the hydraulic circuit diagram of the motor vehicles of the second embodiment with braking system, and
Fig. 3 shows the embodiment slightly changed of the main braking cylinder of Fig. 1 and Fig. 2.
Specific embodiment
Fig. 1 shows motor vehicles 2 in the form of hydraulic circuit diagram.Two are provided on front axle (not further displaying) A front vehicle wheel 4,6.Rear wheel 8,10 correspondingly is scheduled in rear axle (not further displaying).Motor vehicles 2 can also be by Referred to as hybrid electric vehicle and have there are one electrically powered machine (further displaying), before which is operatively connectable to In vehicle bridge and have there are one explosive motor (not further displaying), which is operatively connectable to hind axle On.It should be clear that there is substantial amounts of so-called hybrid power driving, these all fall within the scope of protection of the present invention.
In this context, on the one hand when the wheel 4,6 of front axle is driven by the electrically powered machine, the electrically powered machine performs The effect of motor.In addition, in electrically powered machine serves as the recovery stage of generator, the electrically powered machine can be in the motor vehicle Braking process in by generated two amount braking energy be converted into electric energy.In the braking process of motor vehicles 2 Energy regenerating also referred to as regenerates.The energy recycled in braking process can be stored in accumulator or capacitor.
In addition to the recycling for playing braking action, motor vehicles 2 include a brake fluid system 12.In this background Under, provide the pedal 14 to work on so-called equalizer bar 16.This equalizer bar 16 is used to set front axle with after Between vehicle bridge and therefore the brake pressure distribution between front vehicle wheel 4 and 6 or rear wheel 8 and 10.On the system to front vehicle wheel 4,6 Dynamic pressure is distributed, and equalizer bar 16 abuts the first main braking cylinder and the second main braking cylinder 18,20, wherein 20 fluid of the second main braking cylinder It is connected on the wheel drag 22,24 being arranged on front vehicle wheel 4,6 to property.The opposite side of equalizer bar 16 abuts the 3rd main system Dynamic cylinder 26, the 3rd main braking cylinder are fluidly connected in known manner on the wheel drag 28,30 of rear wheel 8,10. The brake pressure acted on front vehicle wheel 4,6 and the brake pressure acted on rear wheel 8,10 be in known manner by It is monitored in sensor 32,34.
As has been described, which is operatively connected on the front axle of motor vehicles 2 and is recycling Stage serves as generator generated braking energy is converted into electric energy in braking process.Then in order to subtract in recovery stage The brake pressure of small braking system 12 provides a relief valve unit 36, for reducing in a corresponding way in front vehicle wheel 4th, at 6 wheel drag 22,24 existing for brake pressure.In the present example embodiment, relief valve unit 36 should by confession One separated hydraulic pressure unit 38 of pressure is formed.Hydraulic pressure unit 38 is connected to a hydraulic actuation via 34 logical servo valves 40 On device 42.Brake pressure can be increased or decreased by means of this hydraulic actuator 42, the result is that in the recovery stage Middle brake pressure (being in this case front axle) can be adapted in the effective coverage of relief valve unit 36.
For this purpose, main braking cylinder 20 has first piston and second piston 44,46, the two pistons are via the first connection Element 48 is rigidly coupled to each other.Main braking cylinder 20 is subdivided into three rooms 50,52,54 by piston 44,46.First Room 50 and second Room 52 is designed to hydraulic pressure chamber, and wherein second Room 52 has immutable volume by means of the first connecting element 48.Working as cause Under condition, the 3rd Room 54 filled with air and with compensating element, the compensating element, be implemented as herein compensation opening 56 and Therefore compensator 18 is formd, it is considered as destructive system which avoids during the use of relief valve unit 36 The movement of dynamic pedal 14.In addition, it in the present example embodiment, provides with the steel spring for being more than 120 bars of spring rates Element 58, the spring element make first piston 44 be biased against stop element 60.In addition, first piston 44 with braking direction phase It is attached on anti-direction by the second connecting element 62 on the piston 64 of the hydraulic actuator 42 of relief valve unit 36.In addition, the One piston 44 has so that the first Room and fluidly connecting for second Room 50,52 become possible pass through openings 66, the pass through openings Region 70 with the first connecting element 48 in the first Room 50 interacts, which is designed to hollow and with opening Mouth 68.In the first Room 50, the part that the second connecting element 62 extends wherein has enclosure portion 72, the enclosure portion Once carrying is shut off the pass through openings 66 in first piston 44.In the present example embodiment, hydraulic actuator 42 and main system Dynamic cylinder 20 be implemented as single type it is also possible to dividually arranging.
Hereinafter the description of braking system 12 is limited to the explanation to the effective coverage (namely front axle) of relief valve unit. As long as the recycling of the electrically powered machine does not occur, braking system 12 acts as conventional braking system, wherein braking process be through By pedal 14, trigger and brake pressure is via 16 and first main braking cylinder 18 of equalizer bar and via being carried on stop element The pass through openings 66 in first piston 44 on 60 are passed to second Room 52, wherein the first Room 50 fluidity in known manner Ground is connected to wheel drag 22,24.Wheel drag 28,30 is fluidly connected to main braking cylinder 26.
If then starting recovery stage, this necessarily causes the reduction of the brake pressure in front axle region.It carries on the back herein Under scape, the piston 64 of hydraulic actuator 42 moves right, as a result the enclosure portion 72 of the second connecting element 62 is first shut off passing through It opens up mouth 66 (in this regard referring to the position of the enclosure portion 72 in Fig. 2) and then first piston 44 equally moves right, Cause in the first hydraulic pressure chamber 50 and therefore also have the pressure at wheel actuators 22,24 to decline.Second piston 46 is also via One connecting element 48 resists the spring force of spring element 58 and moves right and air is forced to be left from the compensation opening 56.Second The volume of room 52 and pressure therefore remain unchanged, the result is that avoiding destructive reaction effect.
Fig. 2 shows the hydraulic circuit of 12 second embodiment of braking system in the passenger car such as ratified conventionally used for road Figure.Instead of equalizer bar 16 (in this regard referring to Fig. 1), use be operatively connectable to the one of the first main braking cylinder 18 ' herein A simple lever arranges 17.In this context, the first main braking cylinder 18 ' is designed to a tandem master cylinder, the tandem herein Master cylinder has two pistons 74,76 for forming two hydraulic pressure chambers 78,80.In this context, hydraulic pressure chamber 78 is fluidly assigned To the wheel drag 28,30 of hind axle.Hydraulic pressure chamber 78 is comparable simultaneously with the hydraulic pressure chamber of the first main braking cylinder 18 in Fig. 1 And it is responsible for herein together with the hydraulic pressure chamber of main braking cylinder 20 50 acting on the brake pressure on wheel drag 22,24.It is returning Brake pressure decline has occurred in the receipts stage, as depicted in figure 1.
Then Fig. 3 shows the embodiment slightly changed of main braking cylinder 20.Compensating element, is not designed as mending herein Repay opening 56, and the fluid connection line 57 being designed as between the 3rd Room 54 and hydraulic actuator 42.Alternatively, however, room 54 can also be connected to compensation reservoir (not further displaying) via fluid connection line.
It still to be stated, main braking cylinder 20 and hydraulic actuator 42 can also be arranged at the shell being separated from each other certainly In body portion.

Claims (11)

1. a kind of motor vehicles with hybrid power driving, which includes can be driven by electrically powered machine at least one A wheel (4,6,8,10), which provides a retracting device, which permits in braking process in recovery stage It recovers energy, which providing tool, there are one pedal (14), at least one main braking cylinder (18,20,26) and at least one wheels One braking system (12) of brake (22,24,28,30), the braking system are based on the movement of the pedal (14) and are based on Movement of at least one piston on braking direction in the main braking cylinder (18,18') is come fluidly by means of brake pressure The wheel drag (22,24,28,30) is activated, which provides a decompression for reducing brake pressure in the recovery stage Valve gear (36), and which provide to compensate a compensator of the hydraulic effect of the relief valve unit (36), it is special Sign is that providing at least has first piston and at least one other main braking cylinder (20) of second piston (44,46), should First piston and the second piston are associated with one another via first connecting element (48) to be connect and by the main braking cylinder (20) At least three rooms (50,52,54) are subdivided into, at least the first Room and second Room (50,52) at least three Room are designed to Hydraulic pressure chamber and the 3rd room (54) have there are one compensating element, (56,57) and are configured to have the compensator of return effect, Wherein the first piston (44) has a perforation for being used for that first room (50) to be fluidly connected to the second Room (52) It is open (66), wherein the first piston (44) is joined on the direction opposite with the braking direction by second connecting element (62) It is connected to a piston (64) of a hydraulic actuator (42) of the relief valve unit (36) and is closable, and provide For the first piston (44) or stop element (60) of the second piston (46), mode is so that the main braking cylinder (20) effect of pressure regulating unit is also performed.
2. motor vehicles as described in claim 1, which is characterized in that provide an equalizer bar (16), equalizer bar operation Property be connected to the pedal (14) and adjacent by corresponding main braking cylinder (18,26).
3. motor vehicles as described in claim 1, which is characterized in that provide a tandem master cylinder as the first main brake Cylinder (18').
4. the motor vehicles as described in one of claims 1 to 3, which is characterized in that first connecting element (48) acts on this In pass through openings (66) and it is designed at least be hollow in this region and at least one opening (68).
5. the motor vehicles as described in one of claims 1 to 3, which is characterized in that there are one steel spring elements for compensator tool Part (58), a gas spring, a pneumatic spring or a hydraulic spring grease cup.
6. the motor vehicles as described in one of claims 1 to 3, which is characterized in that the compensating element, is designed to a compensation It is open (56).
7. the motor vehicles as described in one of claims 1 to 3, which is characterized in that the compensating element, is designed to the 3rd Fluid connection line (57) between room (54) and the hydraulic actuator (42).
8. the motor vehicles as described in one of claims 1 to 3, which is characterized in that the compensating element, is designed to the 3rd Fluid connection line between room (54) and a compensation reservoir.
9. the motor vehicles as described in one of claims 1 to 3, which is characterized in that the hydraulic actuator (42) and the main braking cylinder (20) it is that single type is formed.
10. the motor vehicles as described in one of claims 1 to 3, which is characterized in that the hydraulic actuator (42) is via one 3 Position 4 leads to servo valve (40) and is fluidly connected to a separated hydraulic pressure unit (38).
11. the motor vehicles as described in one of claims 1 to 3, which is characterized in that the hydraulic actuator (42) can be via one A central hydraulic unit and be controlled.
CN201510822607.2A 2014-11-25 2015-11-24 Motor vehicles with hybrid power driving Expired - Fee Related CN105620451B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014117211.6 2014-11-25
DE102014117211.6A DE102014117211A1 (en) 2014-11-25 2014-11-25 Motor vehicle with a hybrid drive

Publications (2)

Publication Number Publication Date
CN105620451A CN105620451A (en) 2016-06-01
CN105620451B true CN105620451B (en) 2018-05-22

Family

ID=55914336

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510822607.2A Expired - Fee Related CN105620451B (en) 2014-11-25 2015-11-24 Motor vehicles with hybrid power driving

Country Status (4)

Country Link
CN (1) CN105620451B (en)
BR (1) BR102015029285A2 (en)
DE (1) DE102014117211A1 (en)
RU (1) RU2617226C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110466581A (en) * 2019-08-09 2019-11-19 安吉万洲电气有限公司 A kind of small handcart convenient for discharging

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101327786A (en) * 2007-06-11 2008-12-24 福特全球技术公司 Automotive braking system with master cylinder force simulator
DE102008041760A1 (en) * 2008-06-11 2009-12-17 Robert Bosch Gmbh Braking device for a motor vehicle
DE102009048785A1 (en) * 2009-10-08 2011-04-14 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Motor vehicle has hybrid drive which has wheels that are drivable by electrical machine, where brake system is provided for braking drivable wheels with help of wheel brakes which are actuated by brake pressure
DE102010008018A1 (en) * 2010-02-08 2011-08-11 Dr. Ing. h.c. F. Porsche Aktiengesellschaft, 70435 Hybrid motor vehicle, has pressure reducing valve device reducing braking pressure in recuperation phase, and compensator compensating hydraulic effect of pressure reducing valve device on brake pedals
CN102501841A (en) * 2010-06-28 2012-06-20 罗伯特·博世有限公司 Actuation unit for a hydraulic braking system and control device and method for its operation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3884941B2 (en) * 2001-10-31 2007-02-21 住友電工ブレーキシステムズ株式会社 Vehicle braking device
JP4069386B2 (en) * 2003-07-29 2008-04-02 三菱ふそうトラック・バス株式会社 Brake control device for vehicle
JP2006264632A (en) * 2005-03-25 2006-10-05 Advics:Kk Braking operation input device
DE102005039314A1 (en) * 2005-08-19 2007-02-22 Robert Bosch Gmbh Recuperation of energy in a hybrid vehicle with a hydraulic or pneumatic brake system
KR101006987B1 (en) * 2005-12-07 2011-01-12 주식회사 만도 Regenerative Brake Control Method for Vehicle equipped with the Electric Motor
JP4466696B2 (en) * 2007-08-10 2010-05-26 トヨタ自動車株式会社 Brake device, brake control device, and brake control method
US8522546B2 (en) * 2008-06-26 2013-09-03 The United States Of America, As Represented By The Administrator Of The U.S. Environmental Protection Agency On-demand power brake system and method
US9061669B2 (en) * 2010-12-01 2015-06-23 Toyota Jidosha Kabushiki Kaisha Hydraulic brake system
CN103596824B (en) * 2011-06-13 2016-04-20 丰田自动车株式会社 Fluid pressure generation device and hydraulic brake system
US8839755B2 (en) * 2012-03-23 2014-09-23 Ford Global Technologies, Llc Electrically driven vacuum pump for a vehicle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101327786A (en) * 2007-06-11 2008-12-24 福特全球技术公司 Automotive braking system with master cylinder force simulator
DE102008041760A1 (en) * 2008-06-11 2009-12-17 Robert Bosch Gmbh Braking device for a motor vehicle
DE102009048785A1 (en) * 2009-10-08 2011-04-14 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Motor vehicle has hybrid drive which has wheels that are drivable by electrical machine, where brake system is provided for braking drivable wheels with help of wheel brakes which are actuated by brake pressure
DE102010008018A1 (en) * 2010-02-08 2011-08-11 Dr. Ing. h.c. F. Porsche Aktiengesellschaft, 70435 Hybrid motor vehicle, has pressure reducing valve device reducing braking pressure in recuperation phase, and compensator compensating hydraulic effect of pressure reducing valve device on brake pedals
CN102501841A (en) * 2010-06-28 2012-06-20 罗伯特·博世有限公司 Actuation unit for a hydraulic braking system and control device and method for its operation

Also Published As

Publication number Publication date
RU2617226C1 (en) 2017-04-24
BR102015029285A2 (en) 2016-09-27
DE102014117211A1 (en) 2016-05-25
CN105620451A (en) 2016-06-01

Similar Documents

Publication Publication Date Title
CN103221278B (en) Vehicle brake system
EP2420420B1 (en) Bbw brake device
CN103010199B (en) Brake-by-wire system of automobile
CN203078511U (en) Automobile brake-by-wire system
CN105667485B (en) A kind of energy assisted braking system for automobile
CN107697053B (en) A kind of recycling of braking energy of electric automobiles and reutilization system
CN102686456B (en) For the main brake cylinder of hydraulic vehicle brake system and the method for work thereof
CN104071142B (en) A kind of electric motor car line control brake system
CN105523028A (en) Electronic-hydraulic compound brake system with electric brake assist function
CN105667484A (en) Wire control brake system driven by two fully decoupled motors
CN104787020A (en) Electronic hydraulic braking system with novel decoupling mode
CN102862484A (en) Hydraulic braking system for feedback of regenerated braking energy of electric vehicle
CN102582601A (en) Electric-hydro complex brake system employing integral brake master cylinder assembly
CN102481911A (en) Hydraulic Accumulator System And Method For Operating A Hydraulic Accumulator System
JP2007533542A5 (en)
JP2013514933A (en) Hydraulic vehicle brake device
CN107074223A (en) The brake apparatus of vehicle
CN205311586U (en) Two motor drive's of full decoupling drive -by -wire braking system
CN109760655A (en) The power car brake apparatus of electric hydraulic
KR101780066B1 (en) Regenerative Brake Apparatus and High Efficiency Regenerative Braking Performance Thereof
CN105313866B (en) Motor vehicles with hybrid power driving
JP4577056B2 (en) Brake hydraulic pressure generator for vehicles
CN105620451B (en) Motor vehicles with hybrid power driving
JP4491828B2 (en) Brake device for vehicle
DE102009040169A1 (en) Braking system for motor vehicle, particularly scooter or motorcycle, has front wheel, rear wheel with front wheel brake and rear wheel brake

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180522

Termination date: 20201124