CN109466525A - A kind of braking force distribution method and system for trolleybus - Google Patents
A kind of braking force distribution method and system for trolleybus Download PDFInfo
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- CN109466525A CN109466525A CN201811273944.0A CN201811273944A CN109466525A CN 109466525 A CN109466525 A CN 109466525A CN 201811273944 A CN201811273944 A CN 201811273944A CN 109466525 A CN109466525 A CN 109466525A
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- brake
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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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
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- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Regulating Braking Force (AREA)
Abstract
The present invention provides a kind of braking force distribution method and system for trolleybus, the method includes main brake valve output signal, determines deceleration, determines brake force needed for vehicle, further include: the size relation of brake force needed for comparing regenerative braking force maximum value and vehicle, and/or, the size relation of brake force needed for comparing regenerative braking force maximum value and regenerative braking wheel shaft being set, according to brake force size relation, each wheel axle braking force is allocated；The system carries out braking force distribution using the braking force distribution method.The present invention comprehensively considers main brake valve signal, regenerative braking force maximum value, load and ECAS gasbag pressure, and the recycling of regenerative braking ceiling capacity is realized in the accurate output for controlling brake force.
Description
Technical field
The present invention relates to trolleybus fields, and in particular to a kind of braking force distribution method for trolleybus and is
System.
Background technique
New energy bus can substantially reduce the running oil consumption of vehicle and can reduce the discharge of tail gas, and wherein pure electric vehicle is public
Vehicle is handed over more to be able to achieve zero-emission, but pure electric bus, because of the demand to mileage travelled, battery capacity is larger, the at high cost and service life
Limited, the construction of electric charging station and maintenance cost are also higher, and trolleybus directlys adopt power grid power supply, fill and change without fixed point
Electricity meets the developing direction of new energy bus, has been increasingly subject to the concern of people.
The kinetic energy of vehicle can be directly translated into frictionally thermal energy and is discharged into air by common mode of braking, this makes
At great energy waste.Regenerative braking stores after the kinetic energy of new energy vehicle being converted to electric energy or directly leads to
Power grid recycling is crossed, the application for regenerative braking in new energy vehicle field has obtained more and more researchs.
Application No. is 201510954254.1, title are as follows: the method for controlling brake force in regenerative braking Cooperation controlling
And the application for a patent for invention of system discloses a kind of method for controlling brake force, including passes through controller during braking for front-wheel
It generates with the regenerative braking force of at least one of rear-wheel to reference deceleration, to distribute front wheel brake power and rear-wheel braking force；Its
In, front-wheel regenerative braking force and rear-wheel regenerative braking force based on reference braking distribution ratio distribution are generated, and then, it is only described
Rear-wheel regenerative braking force, which is generated, reaches the rear-wheel regenerative braking force limit, and this method can effectively improve fuel efficiency and improve system
Dynamic performance.But this method is only applicable to the Cleaning Equipment for having there are two wheel shaft, once the wheel shaft quantity of trolleybus is more than two
A, this method will be no longer applicable in.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of braking force distribution method for trolleybus and it is
System, it is suitable for have there are two and more than two wheel shaft trolleybus.
An aspect of of the present present invention provides: a kind of braking force distribution method for trolleybus, including main brake valve output
Signal determines deceleration, determines brake force needed for vehicle, further includes: compares braking needed for regenerative braking force maximum value and vehicle
The size relation of power, and/or, the size of brake force needed for comparing regenerative braking force maximum value and regenerative braking wheel shaft being arranged is closed
System；According to brake force size relation, each wheel axle braking force is allocated.
Preferably, deceleration is determined according to the main brake valve signal.
Any of the above-described scheme is preferably, and the main brake valve is electric control braking main valve.
Any of the above-described scheme is preferably, brake force needed for determining vehicle according to the deceleration and carload.
Any of the above-described scheme is preferably, when regenerative braking force maximum value is more than or equal to brake force needed for vehicle, by regenerating
Brake force needed for brake force provides vehicle.
Any of the above-described scheme is preferably, and when regenerative braking force maximum value is more than or equal to brake force needed for vehicle, is not compared
The size relation of brake force needed for regenerative braking force maximum value and setting regenerative braking wheel shaft.
Any of the above-described scheme is preferably, and when regenerative braking force maximum value is less than brake force needed for vehicle, compares regeneration system
The size relation of brake force needed for power maximum value and setting regenerative braking wheel shaft.
Any of the above-described scheme is preferably, brake force needed for regenerative braking force maximum value is less than vehicle, and regenerative braking force
When brake force needed for maximum value is more than or equal to setting regenerative braking wheel shaft, regenerative braking provides maximum braking force, non-renewable braking
Brake force needed for the brake structure of wheel shaft (wheel shaft of not set regenerative braking) provides residue.
Any of the above-described scheme is preferably, and the brake structure of non-renewable brake axle is according to each non-renewable brake axle load
The ratio for accounting for non-renewable brake axle full payload provides brake force.
Any of the above-described scheme is preferably, brake force needed for regenerative braking force maximum value is less than vehicle, and regenerative braking force
Maximum value be less than setting regenerative braking wheel shaft needed for brake force when, regenerative braking provide maximum braking force, all wheel shafts it is non-again
Brake force needed for raw brake structure provides residue.
Any of the above-described scheme is preferably, and regenerative braking force maximum value changes, the load of each wheel shaft with the variation of tachometer value
Lotus is also constantly changing, and braking force distribution is carried out according to real value.
Another aspect of the present invention provides: a kind of braking force distribution system for trolleybus, including main brake valve, again
Raw brake structure, non-renewable brake structure, the main brake valve are connect with the regenerative braking structure, non-renewable brake structure,
The braking force distribution system carries out braking force distribution using the braking force distribution method.
Preferably, the braking force distribution system further includes electronic control air suspension system (ECAS) system.
Any of the above-described scheme is preferably, and the main brake valve is electric control braking main valve.
Any of the above-described scheme is preferably, and the regenerative braking structure includes at least motor and motor electronic control unit
(TCU)。
Any of the above-described scheme is preferably, and the motor provides regenerative braking force.
Any of the above-described scheme is preferably, and the motor receives the control of the motor electronic control unit (TCU).
Any of the above-described scheme is preferably, and is equipped with the motor at least one wheel shaft of the trolleybus.
Any of the above-described scheme is preferably, and the non-renewable brake structure is air-pressure brake structure.
Any of the above-described scheme is preferably, and the non-renewable brake structure includes at least single channel module and single channel module
Electronic control unit (EBCU).
Any of the above-described scheme is preferably, and the single channel module provides the non-renewable brake force of air-pressure brake power form.
Any of the above-described scheme is preferably, the single channel module include intake solenoid valve, exhaust solenoid valve, standby pressure valve,
Relay valve, pressure sensor and electronic control unit (ECU).
Any of the above-described scheme is preferably, and the ECU is connect with the EBCU, receives the information that the EBCU is sent, and
To the EBCU feedback information.
Any of the above-described scheme is preferably, and the single channel module receives the single channel module electronic control unit
(EBCU) control.
Any of the above-described scheme is preferably, and each wheel shaft of the trolleybus is equipped with single channel module.
Any of the above-described scheme is preferably, and the TUC is connect with the EBCU, and Xiang Suoshu EBCU sends signal.
Any of the above-described scheme is preferably, when main brake valve pedal is operated, main brake valve output signal to TCU and
EBCU, the TCU control the motor, and the EBCU controls the single channel module, and the two cooperates, common to complete to whole
The braking force distribution of each wheel shaft of vehicle.
Any of the above-described scheme is preferably, and the TCU and the EBCU subtract according to main brake valve signal determination respectively
Speed, and then brake force needed for determining vehicle.
Any of the above-described scheme is preferably, and the TCU and the EBCU compare needed for regenerative braking force maximum value and vehicle
The size relation of brake force, and/or, the size of brake force needed for comparing regenerative braking force maximum value and regenerative braking wheel shaft being set
Relationship is allocated each wheel axle braking force according to brake force size relation.
Any of the above-described scheme is preferably, and the available regenerative braking force maximum value of motor is more than or equal to needed for vehicle
When brake force, brake force needed for the motor provides vehicle is controlled as the TCU, the EBCU controls the single channel module not
Export brake force.
Any of the above-described scheme is preferably, and the available regenerative braking force maximum value of motor is more than or equal to needed for vehicle
When brake force, the size relation of brake force needed for not comparing regenerative braking force maximum value and motor wheel shaft being set.
Any of the above-described scheme is preferably, and the available regenerative braking force maximum value of motor is less than braking needed for vehicle
When power, the size relation of brake force needed for the available regenerative braking force maximum value of motor and setting motor wheel shaft.
Any of the above-described scheme is preferably, and the available regenerative braking force maximum value of motor is less than braking needed for vehicle
Power, and regenerative braking force maximum value be more than or equal to setting motor wheel shaft needed for brake force when, the TCU controls the motor and provides
Maximum braking force, Xiang Suoshu EBCU transmit signal, inform that maximum braking force has been provided in motor described in the EBCU and maximum value is dynamic
The value of power, EBCU brake force according to needed for vehicle, TCU send signal and non-electrical mechanism driving wheel axle load, and control is not set
Brake force needed for the single channel module offer residue of motor wheel shaft is provided.
Any of the above-described scheme is preferably, and the EBCU accounts for not set motor wheel according to the load of each not set motor wheel shaft
The ratio of axis full payload controls the single channel module and provides brake force.
Any of the above-described scheme is preferably, and the available regenerative braking force maximum value of motor is less than needed for vehicle
Brake force, and when regenerative braking force maximum value is less than the brake force needed for motor wheel shaft be arranged, the TCU control motor mentions
For maximum braking force, Xiang Suoshu EBCU transmits signal, informs that maximum braking force and maximum value has been provided in motor described in the EBCU
The value of power, EBCU brake force according to needed for vehicle, TCU send signal and non-electrical mechanism driving wheel axle load, control institute
Brake force needed for thering is the single channel module of wheel shaft to provide residue.
Any of the above-described scheme is preferably, and the single channel module brakes force information to the EBCU feedback output.
Any of the above-described scheme is preferably, and the ECAS is connect with the EBCU, and Xiang Suoshu EBCU sends gasbag pressure letter
Number.
Any of the above-described scheme is preferably, and when the EBCS calculates the brake force exported needed for single channel module, is examined simultaneously
Consider the gasbag pressure signal that the ECAS is transmitted to the EBCS.
Any of the above-described scheme is preferably, and the maximum braking force that the motor can be provided becomes with the variation of tachometer value
Change, the load of each wheel shaft is also constantly changing, and the TCU and the EBCU are according to real value progress braking force distribution.
Braking force distribution method and system for trolleybus of the invention, are suitable for there are two tools and two or more is taken turns
The trolleybus braking force distribution of axis, comprehensively consider main brake valve signal, the brake force that motor can be provided, each axle load with
And ECAS gasbag pressure, the brake force of motor, the required output under different conditions of single channel module is calculated, system can be accurately controlled
The recycling of regenerative braking ceiling capacity is realized in the output of power.
Detailed description of the invention
Fig. 1 is the process signal of a preferred embodiment of the braking force distribution method according to the invention for trolleybus
Figure.
Fig. 2 is the braking of the embodiment as shown in Figure 1 of the braking force distribution method according to the invention for trolleybus
Status diagram.
Fig. 3 is the system framework of a preferred embodiment of the braking force distribution system according to the invention for trolleybus
Figure.
Fig. 4 is the braking of the embodiment as shown in Figure 3 of the braking force distribution system according to the invention for trolleybus
Force distribution method flow diagram.
Specific embodiment
For a better understanding of the present invention, the present invention will be described in detail below with reference to specific embodiments.
Embodiment 1
As shown in Figure 1, a kind of braking force distribution method for trolleybus, including main brake valve output signal, basis
Brake force needed for the main brake valve signal determines deceleration, determines vehicle according to the deceleration and carload, further includes:
The size relation of brake force needed for comparing regenerative braking force maximum value and vehicle, and/or, compare regenerative braking force maximum value and sets
The size relation of brake force needed for setting regenerative braking wheel shaft；According to brake force size relation, each wheel axle braking force is allocated.
According to the size relation of brake force needed for regenerative braking force maximum value and vehicle, and/or, regenerative braking force maximum value
With setting regenerative braking wheel shaft needed for brake force size relation, on-position is divided into three kinds of states: when regenerative braking force most
When brake force needed for big value is more than or equal to vehicle, it is in state one；The brake force needed for regenerative braking force maximum value is less than vehicle,
And regenerative braking force maximum value be more than or equal to setting regenerative braking wheel shaft needed for brake force when, be in state two；Work as regenerative braking
Brake force needed for power maximum value is less than vehicle, and regenerative braking force maximum value is less than brake force needed for setting regenerative braking wheel shaft
When, it is in state three.
As shown in Fig. 2, the deceleration and main brake valve pedal travel of trolleybus are at just in the braking process of trolleybus
Relevant relationship, pedal travel is bigger, and deceleration is bigger, and when brake-pedal travel maximum, trolleybus deceleration reaches most
Big value.As trolleybus brake-pedal travel constantly increases to maximum from minimum, on-position is converted to state from state one
Two are reconverted into state three.
For the moment in state, brake force needed for regenerative braking force maximum value is more than or equal to vehicle, does not compare regenerative braking force
The size relation of brake force needed for maximum value and setting regenerative braking wheel shaft, brake force needed for providing vehicle as regenerative braking force.
When in state two, regenerative braking force maximum value be less than vehicle needed for brake force, and regenerative braking force maximum value be more than or equal to set
Brake force needed for setting regenerative braking wheel shaft provides maximum braking force by regenerative braking, and the brake structure of non-renewable brake axle mentions
For brake force needed for residue, the brake structure of non-renewable brake axle accounts for non-renewable braking according to each non-renewable brake axle load
The ratio of wheel shaft full payload provides brake force.When in state three, brake force needed for regenerative braking force maximum value is less than vehicle, and
Brake force needed for regenerative braking force maximum value is less than setting regenerative braking wheel shaft, provides maximum braking force by regenerative braking, owns
Brake force needed for the non-renewable brake structure of wheel shaft provides residue.Regenerative braking force maximum value changes with the variation of tachometer value,
The load of each wheel shaft is also constantly changing, and braking force distribution is carried out according to real value.
Embodiment 2
As shown in figure 3, a kind of braking force distribution system for trolleybus, is carried out using the braking force distribution method
Braking force distribution, including main brake valve, regenerative braking structure, non-renewable brake structure.The main brake valve is that electric control braking is total
Valve, the regenerative braking structure include motor and motor electronic control unit (TCU), and the motor receives the control of the TCU,
Regenerative braking force is provided.The non-renewable brake structure is air-pressure brake structure, including single channel module and single channel module electricity
Sub-control unit (EBCU), the single channel module provide the non-renewable brake force of gas brake force form, the single channel module
Including intake solenoid valve, exhaust solenoid valve, standby pressure valve, relay valve, pressure sensor and electronic control unit (ECU), receive institute
The control of EBCU is stated, the ECU is connect with the EBCU, receives the information that the EBCU is sent and to the EBCU feedback letter
Breath.The main brake valve transmits brake pedal signal to the TCU and EBCU.The braking force distribution system further includes electricity
Airsuspension system (ECAS) system of control, the ECAS are connect with the EBCU, and Xiang Suoshu EBCU sends gasbag pressure signal.
The trolleybus wheel shaft quantity is 6, and number is 1~wheel shaft of wheel shaft 6, is provided with accordingly for each wheel shaft
Single channel module, the i.e. quantity of single channel module are also 6, and number is single channel 1~single channel of module module 6, all single-passes
Road module receives the control of the EBCU, and to the EBCU feedback information；Wheel shaft 1 and wheel shaft 6 are provided with corresponding motor, point
It Bian Hao not be motor 1 and motor 6, motor 1 and motor 6 receive the control of the TCU.
Use FVBrake force needed for indicating vehicle, DvIndicate deceleration corresponding with main brake valve pedal travel；WXIndicate number
For the load of the wheel shaft of X, wherein the value of X is 1,2,3,4,5 or 6, WV=W1+W2+W3+W4+W5+W6, indicate vehicle full payload, W25
=W2+W3+W4+W5, indicate the full payload of wheel shaft 2, wheel shaft 3, wheel shaft 4 and wheel shaft 5；FMIndicate motor braking power summation, FM_MAXTable
Show motor braking power maximum value, FM_X, X value is 1 or 6, indicates the motor braking power of wheel shaft 1 or wheel shaft 6；FNet=FV- FM, table
Show gas brake force needed for vehicle, FX, gas brake force needed for indicating the wheel shaft that number is X, X value is 1,2,3,4,5 or 6.
In trolleybus braking process, maximum braking force F that the motor can be providedM_MAXWith the variation of tachometer value
Variation, the load W of each wheel shaftXAlso constantly changing, wherein the value of X is 1,2,3,4,5 or 6, on-position one, two and of state
The brake force of the switching of state three and required output is calculated all in accordance with real value.
The condition that on-position switches between state one, state two and state three are as follows:
The available brake force of motor meets the needs of vehicle brake force, it may be assumed that
It is more than brake force needed for wheel shaft where motor with, the available brake force of motor, it may be assumed that
Trolleybus brake when, main brake valve pedal is operated, main brake valve export main brake valve pedal travel signal to
TCU and EBCU, TCU and EBCU determine the deceleration of the trolleybus, and then basis according to main brake valve pedal travel signal
Deceleration and carload determine brake force needed for vehicle.
When the available brake force of motor can satisfy the demand of vehicle brake force, that is, meet conditionWhen, needed for vehicle
Brake force are as follows: FV=Dv × WV, at this point, being in on-position one, the TCU controls the motor and exports the required system of vehicle
Power, the EBCU control each wheel shaft single channel module and do not export brake force, it may be assumed that
Motor exports brake force are as follows: FM=FV=Dv×WV... ... ... ... ... ... ... 1. each single channel mould
Block exports gas brake force are as follows:
FX=0, X value 1,2,3,4,5 or 6 ... ... ... is 2.
When the available brake force of motor is unable to satisfy the demand of vehicle brake force, but wheel shaft where motor again it has been more than
Required brake force, that is, be unsatisfactory for conditionBut meet conditionNamely:
FM_MAX<FV, and, FM_X>Dv×WX, when X value is 1 or 6, brake force needed for vehicle are as follows: FV=Dv×WV, at this point, place
In on-position two, the TCU controls the motor and provides maximum braking force, and transmits signal to the EBCU, informs institute
The value that maximum braking force and maximum value power has been provided in motor described in EBCU is stated, then the EBCU is braked according to needed for vehicle
The brake force and non-electrical mechanism driving wheel axle load that the motor that power, TCU are sent has been provided, according to each non-electrical mechanism driving wheel axle load
Gas brake force needed for accounting for each non-electrical machine brake axle of ratio calculation of non-electrical machine brake axle full payload, control single channel module are defeated
Corresponding gas brake force out, it may be assumed that
Motor exports brake force are as follows: FM=FM_MAX... ... ... ... ... ... ... ... 3. gas system needed for vehicle
Power are as follows: FNet=FV- FMt=Dv×WV- FM；
Each non-electrical machine brake axle single channel module exports brake force are as follows:
X value is 2,3,4 or 5 ... 4.
When the available brake force of motor is unable to satisfy the demand of vehicle brake force, and it is unable to satisfy wheel shaft system where motor
The demand of power, i.e. conditionAnd conditionIt is unsatisfactory for simultaneously, namely:
FM_MAX<FV, and, FM_X<Dv×WX, when X value is 1 or 6, brake force needed for vehicle are as follows: FV=Dv×WV, at this point, place
In on-position three, the TCU controls the motor and provides maximum braking force, and the TCU transmits signal to the EBCU, informs
Motor described in the EBCU has been provided the value of maximum braking force and maximum value power, the EBCU according to vehicle demand braking force,
It is defeated to calculate the needs of single channel module corresponding to each wheel shaft for the load of maximum braking force value and each wheel shaft that motor provides
Gas brake force out, and control the required brake force of all single channel module outputs, it may be assumed that
Motor exports brake force are as follows:
FM=FM_MAX... ... ... ... ... ... ... ... 5. wheel shaft 1 or 6 single channel module of wheel shaft export gas
Brake force are as follows:
FX=Dv×WX- FM_X, X value is 1 or 6 ... ... ... 6.
Each non-motor control wheel axis single channel module exports gas brake force are as follows:
FX=Dv×WX, X value is 2,3,4 or 5 ... ... ... 7.
As shown in figure 4, when main brake valve pedal is operated, main brake valve outputs signal to TCU and EBCU, the TCU and
The EBCU determines deceleration according to the main brake valve signal respectively, and then brake force needed for determining vehicle, then to whether
Meet the conditionAnd/or the conditionJudged, then the TCU controls the motor, and the EBCU controls institute
Single channel module is stated, the two cooperates, the common braking force distribution completed to each wheel shaft of vehicle.If meeting conditionInstitute
It states TCU and 1. controls the motor output brake force according to formula, 2. the EBCU controls the single channel module output gas according to formula
Brake force.If being unsatisfactory for conditionBut meet condition3. the TCU controls the motor output brake force, institute according to formula
It states EBCU and 4. controls the single channel module output gas brake force according to formula.If being both unsatisfactory for conditionAlso it is unsatisfactory for condition
5. the TCU controls the motor output brake force according to formula, 6. 7. the EBCU controls the single channel mould according to formula with formula
Block exports gas brake force.
It should be noted that the above examples are only used to illustrate the technical scheme of the present invention, rather than its limitations；Although preceding
Stating embodiment, invention is explained in detail, it should be appreciated by those skilled in the art: it can be to previous embodiment
The technical solution of record is modified, or equivalent substitution of some or all of the technical features, and these are replaced,
The range for technical solution of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of braking force distribution method for trolleybus, including main brake valve output signal, determine deceleration, determine it is whole
Brake force needed for vehicle, it is characterised in that: further include: the size of brake force needed for comparing regenerative braking force maximum value and vehicle is closed
System, and/or, the size relation of brake force needed for comparing regenerative braking force maximum value and regenerative braking wheel shaft being set；According to braking
Power size relation is allocated each wheel axle braking force.
2. being used for the braking force distribution method of trolleybus as described in claim 1, it is characterised in that: total according to the braking
Valve signal determines deceleration.
3. being used for the braking force distribution method of trolleybus as claimed in claim 2, it is characterised in that: according to the deceleration
Brake force needed for vehicle is determined with carload.
4. being used for the braking force distribution method of trolleybus as claimed in claim 3, it is characterised in that: regenerative braking force is maximum
When brake force needed for value is more than or equal to vehicle, brake force needed for providing vehicle as regenerative braking force.
5. being used for the braking force distribution method of trolleybus as claimed in claim 3, it is characterised in that: regenerative braking force is maximum
When brake force needed for value is more than or equal to vehicle, brake force needed for not comparing regenerative braking force maximum value and setting regenerative braking wheel shaft
Size relation.
6. being used for the braking force distribution method of trolleybus as claimed in claim 3, it is characterised in that: regenerative braking force is maximum
When brake force needed for value is less than vehicle, the size of brake force needed for comparing regenerative braking force maximum value and regenerative braking wheel shaft being set
Relationship.
7. being used for the braking force distribution method of trolleybus as claimed in claim 6, it is characterised in that: regenerative braking force is maximum
When brake force needed for value is more than or equal to setting regenerative braking wheel shaft less than brake force needed for vehicle, and regenerative braking force maximum value,
Regenerative braking provides maximum braking force, and the brake structure of non-renewable brake axle (wheel shaft of not set regenerative braking) provides remaining
Required brake force.
8. being used for the braking force distribution method of trolleybus as claimed in claim 7, it is characterised in that: non-renewable brake axle
Brake structure according to each non-renewable brake axle load account for non-renewable brake axle full payload ratio provide brake force.
9. being used for the braking force distribution method of trolleybus as claimed in claim 6, it is characterised in that: regenerative braking force is maximum
When brake force needed for value is less than setting regenerative braking wheel shaft less than brake force needed for vehicle, and regenerative braking force maximum value, regeneration
Braking provides maximum braking force, brake force needed for the non-renewable brake structure of all wheel shafts provides residue.
10. a kind of braking force distribution system for trolleybus, including main brake valve, regenerative braking structure, non-renewable braking
Structure, the main brake valve are connect with the regenerative braking structure, non-renewable brake structure, it is characterised in that: using such as right
It is required that any one of 1-9 braking force distribution method carries out braking force distribution.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811273944.0A CN109466525B (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
| CN202010351965.0A CN111516660A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
| CN202010350767.2A CN111516659A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811273944.0A CN109466525B (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010350767.2A Division CN111516659A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
| CN202010351965.0A Division CN111516660A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
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| Publication Number | Publication Date |
|---|---|
| CN109466525A true CN109466525A (en) | 2019-03-15 |
| CN109466525B CN109466525B (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811273944.0A Active CN109466525B (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
| CN202010351965.0A Pending CN111516660A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
| CN202010350767.2A Pending CN111516659A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010351965.0A Pending CN111516660A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
| CN202010350767.2A Pending CN111516659A (en) | 2018-10-30 | 2018-10-30 | Braking force distribution method and system for trolley bus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111942354A (en) * | 2019-05-16 | 2020-11-17 | 中车唐山机车车辆有限公司 | Intelligent rail vehicle braking force distribution method and terminal equipment |
| CN112849111A (en) * | 2019-11-27 | 2021-05-28 | 中车唐山机车车辆有限公司 | Wheel control-based braking system, braking force distribution method thereof and trolley bus |
| CN115416631A (en) * | 2022-09-19 | 2022-12-02 | 江苏鑫贝通科技有限公司 | Electric fork-lift regenerative braking force distribution system |
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| CN112224029B (en) * | 2020-10-15 | 2022-04-12 | 中车青岛四方车辆研究所有限公司 | Redundancy control method for electromechanical brake system of rail vehicle |
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| CN115416631A (en) * | 2022-09-19 | 2022-12-02 | 江苏鑫贝通科技有限公司 | Electric fork-lift regenerative braking force distribution system |
Also Published As
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| CN109466525B (en) | 2020-07-07 |
| CN111516659A (en) | 2020-08-11 |
| CN111516660A (en) | 2020-08-11 |
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