CN105015529A - Electro-hydraulic power braking system for automobile - Google Patents
Electro-hydraulic power braking system for automobile Download PDFInfo
- Publication number
- CN105015529A CN105015529A CN201510411870.2A CN201510411870A CN105015529A CN 105015529 A CN105015529 A CN 105015529A CN 201510411870 A CN201510411870 A CN 201510411870A CN 105015529 A CN105015529 A CN 105015529A
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- Prior art keywords
- signal
- automobile
- wheel
- brake pedal
- brake
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Classifications
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- 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
Abstract
The invention discloses an electro-hydraulic power braking system for an automobile. The braking system comprises a signal sensing part, a calculating and controlling unit and a signal executing part, wherein a displacement sensor is connected with a brake pedal through a linkage rod; signals of the displacement sensor, a time signal generator, a wheel speed sensor and an automobile speed sensor are input into the calculating and controlling unit so as to calculate accelerated speed of the brake pedal and a wheel real-time slip ratio; a signal of a tire pressure and tire temperature sensor is input into the calculating and controlling unit through a signal transmitter and a signal receiver so as to calculate tire load coefficient; the calculating and controlling unit is used for controlling the value of the current of an input current amplifier according to the calculating result; under an effect of electromagnetic attraction forces generated by an electromagnetic coil and an iron core component, an armature is used for driving a piston to move down; and oil of both a power cylinder and a braking cylinder rapidly flows into a brake wheel cylinder so that the braking of the automobile is realized. The electro-hydraulic power braking system for the automobile, disclosed by the invention, is advantaged in that a brake power effect can be provided to a hydraulically-braked automobile; the braking is convenient and fast; the braking distance is reduced; and the safety of the automobile in running is improved.
Description
Technical field
The present invention relates to a kind of automobile electrically-controlled braking system with hydraulic assisting force, be applicable to all vehicles adopting hydraulic braking.
Background technology
Along with China's sustain economic fast development, constantly improving of road traffic condition and steadily improving of people's level of consumption, domestic automobile pollution increases rapidly, meanwhile, the traffic accident caused by automobile is also increasing, and the health of people and property safety receive larger threat.
Brake system of car is as an important component part of automobile, and its performance quality directly affects the driving safety of automobile.For alleviating driver's operation intensity, ensure ride safety of automobile, brake system all can install work-saving device additional usually, and current hydraulic braking system for automobile is most widely used is vacuum type work-saving device, and it utilizes the degree of vacuum in petrol engine air admission pipe to produce power-assisted effect.For employing diesel engine and the vehicle for meeting the gasoline direct injection engine that higher emissions environmental demands designs, due to the vacuum pressure corresponding with engine operation condition cannot be provided to meet the requirement of vacuum assisted hydraulic brake system at air inlet pipe place, therefore for diesel engine and gasoline direct injection engine, general is all adopt vacuum pump to provide vacuum source, but after vacuum pump uses a period of time, can be stuck between vacuum pump and vacuum booster after ball check valve wearing and tearing comparatively greatly in its pump, the treadle effort that when making vacuum booster operational failure and cause braking, needs are very large.For overcoming the deficiency adopting diesel engine and gasoline direct injection engine vehicle hydraulic energy assisted braking system to exist, be necessary to develop a kind of automobile electrically-controlled braking system with hydraulic assisting force newly.
Summary of the invention
The object of the invention is to: a kind of automobile electrically-controlled braking system with hydraulic assisting force is provided, adopt this electric-controlled hydraulic energy assisted braking system, brake boost effect can be provided for the vehicle of all employing hydraulic brakings, realize braking light and fast, reduce stopping distance, improve vehicle safety.
Technical solution of the present invention is: a kind of automobile electrically-controlled braking system with hydraulic assisting force, comprises sensing part, calculation and control unit and signal execution part.
Sensing part comprises displacement pickup, car speed sensor, wheel speed sensors, tire pressure and tire temperature sensor, signal transmitter, signal receiver, time signal generator, binary pair, displacement pickup is connected with brake pedal through gangbar, wheel speed sensors signal, car speed sensor signal connects calculation and control unit through wire, displacement pickup one road signal directly connects calculation and control unit through wire, another road signal connects calculation and control unit through binary pair, tire pressure and tire temperature sensor signal send through signal transmitter is wireless, calculation and control unit is connected through wire after being received by signal receiver, the time interval signal that time signal generator produces enters calculation and control unit after binary pair triggers calculation and control cell operation.
Calculation and control unit comprises wheel slip calculating section, brake pedal acceleration calculation part, tire load coefficients calculating section, coil current control part, comparison operation device, current monitoring circuit, wheel speed sensors signal, car speed sensor signal input wheel slip calculating section, the optimum wheel slip rate of setting and output valve input coil current control part after the process of comparison operation device of wheel slip calculating section, the time interval signal input brake pedal acceleration calculation part that displacement transducer signal and time signal generator produce, the output valve input coil current control part of brake pedal acceleration calculation part, tire pressure and tire temperature sensor signal are through signal transmitter, signal receiver input tire load coefficients calculating section, the output valve input coil current control part of tire load coefficients calculating section, coil current control part is according to comparison operation device, the input value control inputs galvo amplifier size of current of brake pedal acceleration calculation part and tire load coefficients calculating section, the output current signal of current monitoring circuit one end connecting coil current control part, the other end connects trouble lamp.
Signal enforcement division is divided and is comprised power-assisted oil cylinder, armature, magnet coil and core assembly, galvo amplifier, check valve, brake pedal, push rod, master brake cylinder, the fuel-displaced oil return pipe of master brake cylinder, No. two turnover oil pipes, brake wheel cylinder oil pipe, brake wheel cylinder, a turnover oil pipe, oil pipe, repairing pipe, a T-pipe joint, No. two T-pipe joints, the current signal that coil current control part exports inputs the magnet coil in magnet coil and core assembly after galvo amplifier amplifies, power-assisted oil cylinder piston boom end is fixedly connected with armature, be positioned at above magnet coil and core assembly, power-assisted cylinder rod chamber is built with retracing spring, rod chamber end sides has two oilholes, rodless cavity end sides has an oilhole, the repairing pipe be connected with rod chamber end sides one oilhole is communicated with petrol storage tank through check valve, No. two that are connected with another oilhole of rod chamber end sides pass in and out oil pipe and are connected the fuel-displaced oil return pipe of master brake cylinder and brake wheel cylinder oil pipe through No. two T-pipe joints, with the turnover oil pipe that rodless cavity end sides oilhole is connected is through the oil pipe between a T-pipe joint connection petrol storage tank and petrol storage tank, push rod left end connects master brake cylinder, right-hand member connects brake pedal.
Tool of the present invention has the following advantages:
1, automobile electrically-controlled braking system with hydraulic assisting force overcomes the deficiency adopting diesel engine and gasoline direct injection engine vehicle hydraulic energy assisted braking system to exist, the signals such as acceleration/accel can be jammed on and control brake wheel cylinder oil pressure in real time, independently, accurately according to tire load coefficients, wheel slip operation values, brake pedal, realize car brakeing and be in best braking mode.
2, automobile electrically-controlled braking system with hydraulic assisting force is reasonable in design, novel structure, can meet the brake boost demand of all employing hydraulic braked vehicles.
3, during automobile electrically-controlled braking system with hydraulic assisting force operation irregularity, can fault alarm information be provided, facilitate trouble-shooting.
Accompanying drawing explanation
Fig. 1 is automobile electrically-controlled braking system with hydraulic assisting force schematic diagram.
In figure: 1. petrol storage tank, 2. oil pipe, 3. check valve, 4. magnet coil and core assembly, 5. brake wheel cylinder oil pipe, 6. armature, 7. piston rod, 8. repairing pipe, 9. power-assisted oil cylinder, 10. retracing spring, No. 11. T-pipe joints, 12. pistons, No. 13. turnover oil pipes, 14. No. two turnover oil pipes, 15. No. two T-pipe joints, the fuel-displaced oil return pipe of 16. master brake cylinder, 17. master brake cylinders, 18. petrol storage tanks, 19. push rods, 20. displacement pickups, 21. brake pedals, 22. time signal generators, 23. binary pairs, 24. gangbar, 25. car speed sensors, 26. wheel speed sensors, 27. wheel slip calculating sections, 28. brake pedal acceleration calculation parts, 29. comparison operation devices, 30. coil current control parts, 31. tire load coefficients calculating sections, 32. current monitoring circuits, 33. tire pressures and tire temperature sensor, 34. signal transmitters, 35. signal receivers, 36. trouble lamps, 37. calculation and control unit, 38. galvos amplifier, 39. brake wheel cylinders, Sp is the optimum wheel slip rate of setting.
Distortion and ground connection impression schematic diagram when Fig. 2 is tyre load.
In figure: 40. road surfaces, 41. tires.
Detailed description of the invention
As shown in Figure 1, automobile electrically-controlled braking system with hydraulic assisting force, comprises sensing part, calculation and control unit and signal execution part.
Sensing part comprises displacement pickup 20, car speed sensor 25, wheel speed sensors 26, tire pressure and tire temperature sensor 33, signal transmitter 34, signal receiver 35, time signal generator 22, binary pair 23, displacement pickup 20 is connected with brake pedal 21 through gangbar 24, wheel speed sensors 26 signal, car speed sensor 25 signal connects calculation and control unit 37 through wire, displacement pickup 20 1 road signal directly connects calculation and control unit 37 through wire, another road signal connects calculation and control unit 37 through binary pair 23, tire pressure and tire temperature sensor 33 signal send through signal transmitter 34 is wireless, calculation and control unit 37 is connected through wire after being received by signal receiver 35, the time interval signal that time signal generator 22 produces triggers after calculation and control unit 37 works at binary pair 23 and enters calculation and control unit 37.
Calculation and control unit 37 comprises wheel slip calculating section 27, brake pedal acceleration calculation part 28, tire load coefficients calculating section 31, coil current control part 30, comparison operation device 29, current monitoring circuit 32, wheel speed sensors 26 signal, car speed sensor 25 signal input wheel slip calculating section 27, calculates the real-time slip rate S of wheel according to formula (1)
1, the real-time slip rate S of the wheel that the optimum wheel slip rate Sp of setting and wheel slip calculating section 27 calculate
1input comparison operation device 29, processes the wheel slip operation values S obtained through formula (2)
2input coil current control part 30, after the time interval signal input brake pedal acceleration calculation part 28 that displacement pickup 20 signal and time signal generator 22 produce, applying equation (3) calculates brake pedal real time acceleration a, and by result of calculation input coil current control part 30, tire pressure and tire temperature sensor 33 signal send through signal transmitter 34 is wireless, receive rear input tire load coefficients calculating section 31 by signal receiver 35, calculate tire load coefficients k in real time according to formula (4)
i, and the tire load coefficients k that will calculate
iinput coil current control part 30, coil current control part 30 is according to the tire load coefficients k of input
i, wheel slip operation values S
2with brake pedal acceleration/accel a, carry out control inputs galvo amplifier 38 electric current I according to relational expression (5)
ijsize, concrete control method is an every given tire load coefficients k
i, determine I by test
ijwith brake pedal acceleration/accel a
mwith wheel slip operation values S
2nthe unique point of change, adopts linear interpolation method to generate a width I between two between unique point
ijwith a
mwith S
2nthe diagram of block of change, as given different tire load coefficients k
itime, several I corresponding will be generated
ijwith a
mwith S
2nthe diagram of block of change, and these surface charts are stored in advance in coil current control part 30, as coil current control part 30 control I
ijtime, first according to the tire load coefficients k of input
ifind corresponding I
ijwith a
mwith S
2nthe diagram of block of change, then according to a
mwith S
2nresults of calculation determination received current amplifier 38 electric current I
ijsize, the output current signal of current monitoring circuit 32 one end connecting coil current control part 30, the other end connects trouble lamp 36.
In formula,
S
1: the wheel slip calculated in real time; V: the speed of a motor vehicle that application Doppler effect records, m/s; W: the vehicle wheel rotational speed recorded by wheel speed sensors, rad/s; r
1: vehicle wheel roll radius, m.
S
2＝2S
p-S
1(2)
In formula,
S
2: wheel slip operation values; S
p: the optimum wheel slip rate of setting.
In formula,
Δ t: the time gap that time signal generator produces, s; Δ x
2: a rear time spacing braking pedal displacement variable quantity, m; Δ x
1: previous interval brake pedal displacement variable, m.
In formula,
δ: wheel sinkage amount (as shown in Figure 2), m; r
2: rotation of wheel center to tire and earth surface marginal point distance (see Fig. 2), m; P: inner pressure of tire, Pa; m
i: the actual mounted mass of tire, Kg; N: the amount of gaseous matter in tire, mol; R: gas constant; T: gas absolute temperature in tire, K; V
0: tire is the unloaded volume with specifying under air pressure at vehicle, m
3; α: the central angle (see Fig. 2) that tire ground connection impression longitudinal length l is corresponding, °; B: tire ground connection impression lateral length (see Fig. 2), m; k
i: tire load coefficients; m
0: the specified mounted mass of tire, Kg.
I
ij＝([a
m,S
2n],k
i) j＝1,2,…,m×n (5)
In formula,
I
ij: received current amplifier current, A; a
m: the m data point in brake pedal acceleration/accel a variation range; S
2n: wheel slip operation values S
2n data point in variation range.
Signal enforcement division is divided and is comprised power-assisted oil cylinder 9 and (comprise piston 12, piston rod 7, retracing spring 10), armature 6, magnet coil and core assembly 4, galvo amplifier 38, check valve 3, brake pedal 21, push rod 19, master brake cylinder 17, the fuel-displaced oil return pipe 16 of master brake cylinder, No. two turnover oil pipes 14, brake wheel cylinder oil pipe 5, brake wheel cylinder 39, a turnover oil pipe 13, oil pipe 2, repairing pipe 8, a T-pipe joint 11, No. two T-pipe joints 15, the current signal that coil current control part 30 exports inputs the magnet coil in magnet coil and core assembly 4 after galvo amplifier 38 amplifies, power-assisted cylinder piston rod 7 end is fixedly connected with armature 6, be positioned at above magnet coil and core assembly 4, power-assisted oil cylinder 9 rod chamber is built with retracing spring 10, rod chamber end sides has two oilholes, rodless cavity end sides has an oilhole, the repairing pipe 8 be connected with rod chamber end sides one oilhole is communicated with petrol storage tank 1 through check valve 3, No. two that are connected with another oilhole of rod chamber end sides pass in and out oil pipe 14 and are connected the fuel-displaced oil return pipe 16 of master brake cylinder and brake wheel cylinder oil pipe 5 through No. two T-pipe joints 15, with rodless cavity end sides oilhole be connected No. turnover oil pipe 13 connects the oil pipe 2 between petrol storage tank 18 and petrol storage tank 1 through a T-pipe joint 11, push rod 19 left end connects master brake cylinder 17, right-hand member connects brake pedal 21.
When automobile is not braked, displacement pickup 20 no signal is by binary pair 23, calculation and control unit 37 does not work, magnet coil no current now in magnet coil and core assembly 4 flows through, power-assisted oil cylinder piston 12 is in rodless cavity end under the effect of retracing spring 10 elastic force, and master brake cylinder 17 and power-assisted oil cylinder 9 all enter brake wheel cylinder 39 without fluid.
When automobile brake, chaufeur steps on brake pedal 21, displacement pickup 20 produces displacement signal under gangbar 24 drives, this displacement signal triggers calculation and control unit 37 by binary pair 23 and works, the now time interval signal input brake pedal acceleration calculation part 28 that produces of displacement pickup 20 signal and time signal generator 22, calculate brake pedal real time acceleration a and input coil current control part 30, wheel speed sensors 26 signal, car speed sensor 25 signal input wheel slip calculating section 27, calculates the real-time slip rate S of wheel
1, optimum wheel slip rate Sp and the real-time slip rate S of wheel calculated of setting
1after input comparison operation device 29 processes, the wheel slip operation values S obtained will be processed
2input coil current control part 30, tire pressure and tire temperature sensor 33 signal send through signal transmitter 34 is wireless, receive rear input tire load coefficients calculating section 31, calculate tire load coefficients k in real time by signal receiver 35
i, and the tire load coefficients k that will calculate
iinput coil current control part 30, coil current control part 30 is according to the tire load coefficients k of input
i, wheel slip operation values S
2electric current I real-time, accurately control inputs galvo amplifier 38 with brake pedal real time acceleration a
ijsize, this current signal inputs the magnet coil in magnet coil and core assembly 4 after galvo amplifier 38 amplifies, under the electromagnetic attraction effect that armature 6 produces at magnet coil and core assembly 4, overcoming retracing spring 10 elastic force drives piston 12 to move down through piston rod 7, and piston 12 moves down amplitude and depends on coil current control part 30 received current amplifier 38 electric current I
ijsize, when piston 12 moves down, check valve 3 is closed, oil pressure is caused to increase because power-assisted oil cylinder 9 rod chamber volume reduces, now power-assisted oil cylinder 9 rod chamber fluid by No. two turnover oil pipes 14 and from the fluid of master brake cylinder 17 after No. two T-pipe joints 15 converge, brake wheel cylinder 39 is flowed into again through brake wheel cylinder oil pipe 5, brake wheel cylinder 39 oil pressure is increased fast and realizes automobile brake, piston 12 moves down simultaneously, and petrol storage tank 1 and petrol storage tank 18 fluid pass in and out oil pipe 13 to the repairing of power-assisted oil cylinder 9 rodless cavity through oil pipe 2, T-pipe joint 11 and No. one.
As the wheel slip S that wheel slip calculating section 27 calculates in real time
1during lower than the optimum wheel slip rate Sp set, now brake pedal position remains unchanged, and coil current control part 30 is according to tire load coefficients k
iwith the wheel slip operation values S after comparison operation device 29 process
2control to input larger current to galvo amplifier 38, this electric current inputs the magnet coil in magnet coil and core assembly 4 after galvo amplifier 38 amplifies, under the larger electromagnetic attraction effect that armature 6 produces at magnet coil and core assembly 4, overcoming retracing spring 10 elastic force drives piston 12 to move down amplitude increase through piston rod 7, the rod chamber fluid of power-assisted oil cylinder 9 enters brake wheel cylinder 39 through No. two turnover oil pipe 14, No. two T-pipe joints 15 and brake wheel cylinder oil pipe 5 to be increased, brake wheel cylinder 39 oil pressure becomes large, makes the actual slip rate S of wheel
1increase to the optimum wheel slip rate Sp of setting, when piston 12 moves down, petrol storage tank 1 and petrol storage tank 15 fluid pass in and out oil pipe 13 to the repairing of power-assisted oil cylinder 9 rodless cavity through oil pipe 2, T-pipe joint 11 and No. one.
As the wheel slip S that wheel slip calculating section 27 calculates in real time
1during higher than the optimum wheel slip rate Sp set, now brake pedal position remains unchanged, and coil current control part 30 is according to tire load coefficients k
iwith the wheel slip operation values S after comparison operation device 29 process
2control to input small electric stream to galvo amplifier 38, this electric current inputs the magnet coil in magnet coil and core assembly 4 after galvo amplifier 38 amplifies, the electromagnetic attraction that magnet coil and core assembly 4 pairs of armature 6 produce reduces, power-assisted oil cylinder piston 12 drives on piston rod 7 and armature 6 and moves under the effect of retracing spring 10 elastic force, the part fluid of brake wheel cylinder 39 passes in and out through brake wheel cylinder oil pipe 5, No. two T-pipe joints 15 and No. two rod chamber that oil pipe 14 flows back to power-assisted oil cylinder 9, brake wheel cylinder 39 oil pressure reduces, and makes the actual slip rate S of wheel
1be decreased to the optimum wheel slip rate Sp of setting, when piston 12 moves, power-assisted oil cylinder 9 rodless cavity fluid flows back to petrol storage tank 1 and petrol storage tank 18 through turnover oil pipe 13, T-pipe joint 11 and oil pipe 2.
When current monitoring circuit 32 monitor coil current control part 30 outgoing current exceed normal range time, control trouble lamp 36 and light, prompting chaufeur brake system breaks down.
When automobile brake is removed, brake pedal 21 drives displacement pickup 20 return through gangbar 24, now displacement pickup 20 no signal triggers calculation and control unit 37 by binary pair 23, calculation and control unit 37 does not work, galvo amplifier 38 is without input current signal, magnet coil no current in magnet coil and core assembly 4 flows through, magnet coil and core assembly 4 pairs of armature 6 do not produce electromagnetic attraction, power-assisted oil cylinder piston 12 under the effect of retracing spring 10 elastic force on move to rodless cavity end, fluid in brake wheel cylinder 39 flows back to No. two T-pipe joints 15 through brake wheel cylinder oil pipe 5, again through the fuel-displaced oil return pipe 16 of master brake cylinder, No. two turnover oil pipes 14 flow back to master brake cylinder 17 and power-assisted oil cylinder 9 respectively, wheel braking force reduces to zero, power-assisted oil cylinder 9 rodless cavity fluid is through a turnover oil pipe 13, a T-pipe joint 11 and oil pipe 2 flow back to petrol storage tank 1 and petrol storage tank 18, when the oil return of power-assisted oil cylinder 9 rod chamber is not enough, petrol storage tank 1 fluid through check valve 3 to rod chamber repairing.
Claims (3)
1. automobile electrically-controlled braking system with hydraulic assisting force, it is characterized in that: calculation and control unit (37) comprises comparison operation device (29), brake pedal acceleration calculation part (28), tire load coefficients calculating section (31), coil current control part (30), displacement pickup is connected with brake pedal through gangbar, wheel slip calculating section is according to the wheel speed sensors signal of input, the real-time slip rate of car speed sensor calculated signals wheel, the optimum wheel slip rate of setting processes through comparison operation device (29) with the real-time slip rate of wheel calculated, wheel slip operation values input coil current control part (30) obtained, the time interval signal that brake pedal acceleration calculation part (28) produces according to the displacement transducer signal of input and time signal generator calculates brake pedal real time acceleration, and acceleration/accel input coil current control part (30) that will calculate, tire pressure and tire temperature sensor signal are through signal transmitter, signal receiver input tire load coefficients calculating section (31), calculate tire load coefficients and input coil current control part (30).
2. automobile electrically-controlled braking system with hydraulic assisting force, is characterized in that: power-assisted oil cylinder (9) rod chamber end sides has two oilholes, and rodless cavity end sides has an oilhole.
3. automobile electrically-controlled braking system with hydraulic assisting force according to claim 1, it is characterized in that: during automobile brake, displacement pickup produces displacement signal under gangbar drives, this displacement signal triggers calculation and control unit (37) work by binary pair, the tire load coefficients that coil current control part (30) inputs according to tire load coefficients calculating section (31), the wheel slip operation values that comparison operation device (29) inputs and the brake pedal acceleration/accel that brake pedal acceleration calculation part (28) inputs real-time, the size of current of accurate control inputs galvo amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411870.2A CN105015529A (en) | 2015-07-14 | 2015-07-14 | Electro-hydraulic power braking system for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411870.2A CN105015529A (en) | 2015-07-14 | 2015-07-14 | Electro-hydraulic power braking system for automobile |
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| Publication Number | Publication Date |
|---|---|
| CN105015529A true CN105015529A (en) | 2015-11-04 |
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ID=54405941
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510411870.2A Pending CN105015529A (en) | 2015-07-14 | 2015-07-14 | Electro-hydraulic power braking system for automobile |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740790A (en) * | 2016-11-24 | 2017-05-31 | 威海威林特电控科技有限公司 | A kind of automobile electrically-controlled brakes |
| CN110035937A (en) * | 2016-12-14 | 2019-07-19 | 罗伯特·博世有限公司 | Motor vehicle braking system and method |
| CN113218667A (en) * | 2021-04-06 | 2021-08-06 | 南京航空航天大学 | Fault diagnosis device and method for giant magnetostrictive brake-by-wire system |
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| CN1161290A (en) * | 1995-12-26 | 1997-10-08 | 株式会社电装 | Brake control apparatus for vehicle |
| US20070112477A1 (en) * | 2003-05-08 | 2007-05-17 | Robert Bosch Gmbh | Optimization of a vehicle dynamics control using tire information |
| CN101046916A (en) * | 2006-07-06 | 2007-10-03 | 桂林思超汽车科技有限公司 | Vehicle tyre safety monitoring system and control method |
| CN102971192A (en) * | 2010-05-10 | 2013-03-13 | 卢卡斯汽车股份有限公司 | Hydraulic assembly for a vehicle brake system |
-
2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1161290A (en) * | 1995-12-26 | 1997-10-08 | 株式会社电装 | Brake control apparatus for vehicle |
| US20070112477A1 (en) * | 2003-05-08 | 2007-05-17 | Robert Bosch Gmbh | Optimization of a vehicle dynamics control using tire information |
| CN101046916A (en) * | 2006-07-06 | 2007-10-03 | 桂林思超汽车科技有限公司 | Vehicle tyre safety monitoring system and control method |
| CN102971192A (en) * | 2010-05-10 | 2013-03-13 | 卢卡斯汽车股份有限公司 | Hydraulic assembly for a vehicle brake system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740790A (en) * | 2016-11-24 | 2017-05-31 | 威海威林特电控科技有限公司 | A kind of automobile electrically-controlled brakes |
| CN110035937A (en) * | 2016-12-14 | 2019-07-19 | 罗伯特·博世有限公司 | Motor vehicle braking system and method |
| CN110035937B (en) * | 2016-12-14 | 2021-08-31 | 罗伯特·博世有限公司 | Vehicle braking system and method |
| CN113218667A (en) * | 2021-04-06 | 2021-08-06 | 南京航空航天大学 | Fault diagnosis device and method for giant magnetostrictive brake-by-wire system |
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Application publication date: 20151104 |