CN110126630A - A kind of electrical brake system and operation method of pure electric vehicle rail locomotive - Google Patents

A kind of electrical brake system and operation method of pure electric vehicle rail locomotive Download PDF

Info

Publication number
CN110126630A
CN110126630A CN201910437387.XA CN201910437387A CN110126630A CN 110126630 A CN110126630 A CN 110126630A CN 201910437387 A CN201910437387 A CN 201910437387A CN 110126630 A CN110126630 A CN 110126630A
Authority
CN
China
Prior art keywords
controller
lithium battery
electrical brake
motor
entire car
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910437387.XA
Other languages
Chinese (zh)
Inventor
徐铁君
杨重山
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.)
BEIJING HUASHENG YUANTONG TECHNOLOGY CO LTD
Original Assignee
BEIJING HUASHENG YUANTONG TECHNOLOGY CO LTD
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 BEIJING HUASHENG YUANTONG TECHNOLOGY CO LTD filed Critical BEIJING HUASHENG YUANTONG TECHNOLOGY CO LTD
Priority to CN201910437387.XA priority Critical patent/CN110126630A/en
Publication of CN110126630A publication Critical patent/CN110126630A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L7/00Electrodynamic brake systems for vehicles in general
    • B60L7/10Dynamic electric regenerative braking
    • B60L7/18Controlling the braking effect
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/16Information or communication technologies improving the operation of electric vehicles

Abstract

The present invention relates to the electrical brake systems and operation method of a kind of pure electric vehicle rail locomotive, are made of battery management system, driver controller, entire car controller, electric machine controller, motor, dynamic lithium battery group and high voltage power distributing cabinet.The electrical brake system and operation method of pure electric vehicle rail locomotive of the present invention, a kind of novel mode of braking is provided for the pure electric vehicle of rail locomotive, dynamic lithium battery improves the service life cycle of battery, battery management system effectively increases the utilization rate of electric energy, realizes efficient energy recovery by electrical brake system.The efficiency of construction is improved using electrical brake system, improves the utilization rate of the energy, improves the efficiency of energy recovery, the cruising ability for extending vehicle, the service life for extending mechanical braking, active response national energy conservation and emission reduction policy.

Description

A kind of electrical brake system and operation method of pure electric vehicle rail locomotive
Technical field
The present invention relates to the electrical brake system fields of electric track locomotive, are specifically suitable for using lithium battery as power Source, motor and electric machine controller be dynamical system rail locomotive, especially the track for building power grid not yet or In the case where building track, work in a kind of electric braking of the high pure electric vehicle rail locomotive of short-distance transport, construction transport, stop frequency System and operation method.
Background technique
Currently, the non-renewable resources such as petroleum, coal are overused, the resource for mankind's consumption is fewer and fewer;Together When with people's environmental protection consciousness increasingly raising, more and more people selection uses new-energy automobile, new-energy automobile New thinking is opened to solve problem of environmental pollution.However in the laying of track for a train or underground railway track, still make at present With conventional locomotive, the noise that conventional locomotive generates at runtime is big, energy utilization rate is lower, emission is more, especially in start and stop In frequent situation, the energy utilization rate of conventional locomotive is lower, all longer using braking and the time for alleviating braking, working efficiency It is lower.If, due to the inconvenience of air circulation, will lead to construction, person sucks a large amount of tails during the work time in underground construction Gas constitutes very big threat to health.
It is existing that using the generally existing power supply system of rail locomotive that battery is power source operation, structure is complicated, components More, the problems such as control is cumbersome, not only there is battery in the electrical brake system of rail locomotive, it is also necessary to which with good grounds actual vehicle speed carrys out switchback The pressure regulating device of intermediate loop, the circuit for matching different operating voltage class etc. are changed, it is small additionally, due to the capacity of battery therefore continuous Boat ability is poor, and efficiency for charge-discharge is low, and cycle life is short, and the energy recovery low efficiency of electric braking is even in rail locomotive dynamical system The electric braking energy that not can be recycled.
Summary of the invention
The purpose of the present invention is to provide a kind of electrical brake system of pure electric vehicle rail locomotive, solve to be laid in no power grid In the case where when constructing, using the rail locomotive of battery operation, structure is complicated, components are more, control is cumbersome, cruising ability is poor etc. Problem enormously simplifies the electrical brake system of rail locomotive, improves the control reliability of rail locomotive.
In order to solve the above technical problems, the purpose of the present invention is be achieved through the following technical solutions:
The invention discloses the electrical brake systems and operation method of a kind of pure electric vehicle rail locomotive, and the system is by battery management System, driver controller, entire car controller, electric machine controller, motor, dynamic lithium battery group and high voltage power distributing cabinet composition.It should That electrical brake system and operation method operate is convenient, structure is simple, does not need change hardware components, so that it may at any time by driver controller It switches over, vehicle braking response is fast, and electric energy recovery efficiency is high, substantially prolongs the cruising ability of pure electric vehicle rail locomotive, should Electrical brake system does not have any damage to the wheel of locomotive, extends the service life of mechanical braking.
A kind of electrical brake system of pure electric vehicle rail locomotive, by battery management system, driver controller, entire car controller, Electric machine controller, motor, dynamic lithium battery group and high voltage power distributing cabinet composition;
The dynamic lithium battery group is independent by high voltage power distributing cabinet and powers directly to electric machine controller, and centre does not need to increase Add transformer and its subsidiary body for adjusting reduction or elevation system voltage, without for example linear according to preset function Intermediate circuit voltage is adjusted, the overall structure of electrical brake system is simplified, does not need connection power grid not only, but also do not need basis The speed of service of locomotive switches different grades of voltage, greatly simplifies the complexity of electrical brake system;The driver The digital quantity that controller is acquired by entire car controller executes with analog quantity and operates corresponding state, the entire car controller It is connect between battery management system, electric machine controller using CAN communication, the electric machine controller is controlled by SPWM technology Motor passes through electric machine controller two-way flow electric energy.
The battery management system is managed dynamic lithium battery group, has conventional voltage sampling, temperature sampling, protection Function, Charge Management function also have equalization function and battery heating function.
The entire car controller have remote monitoring function, can real-time remote monitoring locomotive current state, location information, Convenient for remote command locomotive operation according to the actual situation, intelligent association is carried out to rail locomotive dynamical system according to the demand of driver Adjust with control, remote supervisory and controlling equipment vehicle currently each status information, be sent to each instrument show and by touch screen realization human-computer interaction, Monitoring driver controller work status is in different mode at any time.
The entire car controller receives the brake operating instruction of driver controller, while judging vehicle battery management system Parameter, current working, receives the current operational parameter value of motor at system running state, and it is big to calculate most reasonable brake force It is small, and electric machine controller is sent by CAN communication by brake parameters value, the output of motor is controlled by electric machine controller Braking moment.
The electric machine controller directly obtains energy from power lithium battery group, does not need to increase voltage regulator module, motor Controller reduces permanent magnet synchronous motor by weak magnetic control when motor speed is high by SPWM technical controlling motor Counter electromotive force, when electric braking can higher efficiency recycle electric energy.
The motor has the characteristic of low rotation speed large torque, is permanent magnet synchronous motor, permanent magnet synchronous motor had both been used as whole The power resources of vehicle system, also as the power resources of electrical brake system.
Permanent magnet synchronous motor have the advantages that energy density it is high, it is small in size, in entire Tn characteristic high-efficient, permanent-magnet synchronous Motor works under power generation mode during electric braking, and the alternating current of sending carries out full-controlled rectifier by electric machine controller, defeated Voltage is equal with the voltage of dynamic lithium battery group out, current direction dynamic lithium battery group, and charges to dynamic lithium battery group, Battery management system all carries out real-time monitoring to every batteries of dynamic lithium battery group and feeds back to vehicle during entire electric braking Controller.
The dynamic lithium battery group is to have energy with the too low ferric phosphate lithium cell that the functions such as can heat automatically of temperature The advantages that density is high, highly-safe, charge and discharge electrical loss is small, and the battery capacity dough softening is small, long service life, be it is existing at present very More passenger cars use battery, and the battery capacity of dynamic lithium battery group promotes the cruising ability that can greatly improve rail locomotive, The heating function of dynamic lithium battery group can make power battery play optimal performance under severe operating environment.
The voltage platform of the dynamic lithium battery group is 600V.
In order in winter or when northern temperature is too low promotes battery performance, increase mileage travelled, dynamic lithium battery group has The function that temperature can heat automatically when too low.
A kind of operation method of the electrical brake system of pure electric vehicle rail locomotive:
1) entire car controller receive driver controller brake operating instruction, while judge battery management system parameter, System running state, current working calculate most reasonable brake force in conjunction with the current operating parameter value received from motor Size;
2) electric machine controller receives the instruction of the braking moment of entire car controller by CAN communication, corresponding by controlling Electric current controls the braking moment size of motor output, and by brake torque value feedback to entire car controller;
3) motor works in generate mode, and the alternating current of sending carries out full-controlled rectifier, output by electric machine controller Voltage is equal with cell voltage, current direction dynamic lithium battery group, and charges to dynamic lithium battery group;
4) in battery management system real-time monitoring dynamic lithium battery group every batteries information, and parameter is led to by CAN News feedback arrives entire car controller.
Entire car controller receives braking instruction from driver controller and sends instructions to motor control by CAN communication Device makes vehicle be slowly decelerated to parking into electric braking mode.During entering electric braking mode, motor power generation is led to It crosses electric machine controller and the electric energy of sending charges to dynamic lithium battery group, thus by the recycling of energy maximal efficiency, the energy Utilization rate is high, and the effect for braking generation is fast, can be switched at any time by driver controller, battery management system can be more reasonable Battery utilization rate is improved, maximal efficiency utilizes the energy.
The beneficial effects of the present invention are:
The electrical brake system and operation method of pure electric vehicle rail locomotive of the present invention are the pure electric vehicle of rail locomotive A kind of novel mode of braking is provided, suitable for not building the track of power grid or construct in the case where the track built When, the especially suitable frequent place of start and stop during track locomotive work.In the electrical brake system of pure electric vehicle rail locomotive, move Power lithium battery improves the service life cycle of battery, and battery management system effectively increases the utilization rate of electric energy, is made by electricity Dynamic system realizes efficient energy recovery.The efficiency of construction is improved using electrical brake system, improves the use of the energy Rate improves the efficiency of energy recovery, the cruising ability for extending vehicle, the service life for extending mechanical braking, actively rings Answer national energy conservation and emission reduction policy.
Detailed description of the invention
Fig. 1 is the electrical brake system structure chart of pure electric vehicle rail locomotive.
Specific embodiment
The present invention is described in further detail below: the present embodiment under the premise of the technical scheme of the present invention into Row is implemented, and gives detailed embodiment, but protection scope of the present invention is not limited to following embodiments.
A kind of electrical brake system of pure electric vehicle track locomotive under repairing, by battery management system, driver controller, full-vehicle control Device, electric machine controller, motor, dynamic lithium battery group and high voltage power distributing cabinet composition;
The dynamic lithium battery group is independent by high voltage power distributing cabinet and powers directly to electric machine controller, driver's control The digital quantity that device is acquired by entire car controller executes with analog quantity and operates corresponding state, the entire car controller and electricity It is connected between pond management system, electric machine controller using CAN communication, the electric machine controller is controlled electronic by SPWM technology Machine passes through electric machine controller two-way flow electric energy.
The entire car controller have remote monitoring function, can real-time remote monitoring locomotive current state, location information, Convenient for remote command locomotive operation according to the actual situation, intelligent association is carried out to rail locomotive dynamical system according to the demand of driver Adjust with control, remote supervisory and controlling equipment vehicle currently each status information, be sent to each instrument show and by touch screen realization human-computer interaction, Monitoring driver controller work status is in different mode at any time.
The motor is permanent magnet synchronous motor, and permanent magnet synchronous motor had both been used as the power resources of Full Vehicle System, also conduct The power resources of electrical brake system.
The dynamic lithium battery group is made of ferric phosphate lithium cell.
The voltage platform of the dynamic lithium battery group is 600V.
A kind of operation method of the electrical brake system of pure electric vehicle track locomotive under repairing:
1) entire car controller receive driver controller brake operating instruction, while judge battery management system parameter, System running state, current working calculate most reasonable brake force in conjunction with the current operating parameter value received from motor Size;
2) electric machine controller receives the instruction of the braking moment of entire car controller by CAN communication, corresponding by controlling Electric current controls the braking moment size of motor output, and by brake torque value feedback to entire car controller;
3) motor works in generate mode, and the alternating current of sending carries out full-controlled rectifier, output by electric machine controller Voltage is equal with cell voltage, current direction dynamic lithium battery group, and charges to dynamic lithium battery group;
4) in battery management system real-time monitoring dynamic lithium battery group every batteries information, and parameter is led to by CAN News feedback arrives entire car controller.
As shown in Figure 1, driver operation, in driver controller, the brake operating that entire car controller receives driver controller refers to It enables, while judging parameter, system running state, the current working of vehicle battery management system, with reception motor and currently Operational parameter value combines, and calculates most reasonable brake force size, and brake parameters value is dealt into motor control by CAN communication Device controls the output braking moment of motor by electric machine controller;
Motor is generated electric braking by the control of electric machine controller, is started to work in generate mode, the alternating current of sending Full-controlled rectifier is carried out by electric machine controller, output voltage is equal with the voltage of dynamic lithium battery group, current direction power lithium battery Pond group, and charge to dynamic lithium battery group, entire period battery management system is to every batteries in dynamic lithium battery group It all carries out real-time monitoring and feeds back to arrive entire car controller, by using electric braking, locomotive will slowly slow down, and as when parking, pass through The adjusting of electric braking, the revolving speed of motor, which is controlled to 0, to stop.When the locomotive is starting, tractive force is directly exported, The higher construction site of locomotive stop frequency, using electrical brake system can save that mechanical braking and mechanical braking alleviate when Between, and the electric energy issued during entire electric braking can all be fed back in dynamic lithium battery group.
The foregoing is only a preferred embodiment of the present invention, these specific embodiments are all based on the present invention Different implementations under general idea, and scope of protection of the present invention is not limited thereto, it is any to be familiar with the art Technical staff in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, should all cover of the invention Within protection scope.

Claims (6)

1. a kind of electrical brake system of pure electric vehicle rail locomotive, it is characterised in that:
By battery management system, driver controller, entire car controller, electric machine controller, motor, dynamic lithium battery group and high pressure Power distribution cabinet composition;
The dynamic lithium battery group is independent by high voltage power distributing cabinet and powers directly to electric machine controller, and the driver controller is logical The digital quantity for crossing entire car controller acquisition executes and operates corresponding state, the entire car controller and cell tube with analog quantity It being connected between reason system, electric machine controller using CAN communication, the electric machine controller controls motor by SPWM technology, Pass through electric machine controller two-way flow electric energy.
2. the electrical brake system of pure electric vehicle rail locomotive according to claim 1, it is characterised in that:
The entire car controller have remote monitoring function, can real-time remote monitoring locomotive current state, location information, be convenient for Remote command locomotive operation according to the actual situation, according to the demand of driver to rail locomotive dynamical system carry out it is intelligent coordinated with Control, remote supervisory and controlling equipment vehicle currently each status information, be sent to each instrument and show and by touch screen realization human-computer interaction, at any time Driver controller work status is monitored in different mode.
3. the electrical brake system of pure electric vehicle rail locomotive according to claim 1, it is characterised in that:
The motor is permanent magnet synchronous motor, and permanent magnet synchronous motor had both been used as the power resources of Full Vehicle System, also as electricity system The power resources of dynamic system.
4. the electrical brake system of pure electric vehicle rail locomotive according to claim 1, it is characterised in that:
The dynamic lithium battery group is made of ferric phosphate lithium cell.
5. the electrical brake system of pure electric vehicle rail locomotive according to claim 4, it is characterised in that:
The voltage platform of the dynamic lithium battery group is 600V.
6. a kind of operation method of the electrical brake system of pure electric vehicle rail locomotive, it is characterised in that:
1) entire car controller receives the brake operating instruction of driver controller, while judging the parameter of battery management system, system It is big to calculate most reasonable brake force in conjunction with the current operating parameter value received from motor for operating status, current working It is small;
2) electric machine controller receives the instruction of the braking moment of entire car controller by CAN communication, by controlling corresponding electric current To control the braking moment size of motor output, and brake torque value is fed back to entire car controller;
3) motor works in generate mode, and the alternating current of sending carries out full-controlled rectifier, output voltage by electric machine controller It is equal with cell voltage, current direction dynamic lithium battery group, and charge to dynamic lithium battery group;
4) in battery management system real-time monitoring dynamic lithium battery group every batteries information, and by parameter by CAN communication it is anti- It is fed to entire car controller.
CN201910437387.XA 2019-05-23 2019-05-23 A kind of electrical brake system and operation method of pure electric vehicle rail locomotive Pending CN110126630A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910437387.XA CN110126630A (en) 2019-05-23 2019-05-23 A kind of electrical brake system and operation method of pure electric vehicle rail locomotive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910437387.XA CN110126630A (en) 2019-05-23 2019-05-23 A kind of electrical brake system and operation method of pure electric vehicle rail locomotive

Publications (1)

Publication Number Publication Date
CN110126630A true CN110126630A (en) 2019-08-16

Family

ID=67572932

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910437387.XA Pending CN110126630A (en) 2019-05-23 2019-05-23 A kind of electrical brake system and operation method of pure electric vehicle rail locomotive

Country Status (1)

Country Link
CN (1) CN110126630A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201797476U (en) * 2009-12-31 2011-04-13 众泰控股集团有限公司 Electric vehicle motor controller
US20120139329A1 (en) * 2010-12-01 2012-06-07 Aptera Motors, Inc. Regenerative braking system
CN102975702A (en) * 2012-12-12 2013-03-20 奇瑞汽车股份有限公司 Tandem regenerative brake control method
JP2013207926A (en) * 2012-03-28 2013-10-07 Daihatsu Motor Co Ltd Braking control device
CN103481796A (en) * 2013-09-09 2014-01-01 上海电控研究所 Novel electric driving system
CN204089254U (en) * 2014-08-21 2015-01-07 广州益维电动汽车有限公司 A kind of electric automobile whole control device
CN104442431A (en) * 2013-09-17 2015-03-25 北汽福田汽车股份有限公司 Energy recovery regulation system and energy recovery regulation method for new energy vehicles
CN106564402A (en) * 2015-10-12 2017-04-19 北京新能源汽车股份有限公司 Method and system for remotely controlling vehicle based on mobile terminal and electric vehicle

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201797476U (en) * 2009-12-31 2011-04-13 众泰控股集团有限公司 Electric vehicle motor controller
US20120139329A1 (en) * 2010-12-01 2012-06-07 Aptera Motors, Inc. Regenerative braking system
JP2013207926A (en) * 2012-03-28 2013-10-07 Daihatsu Motor Co Ltd Braking control device
CN102975702A (en) * 2012-12-12 2013-03-20 奇瑞汽车股份有限公司 Tandem regenerative brake control method
CN103481796A (en) * 2013-09-09 2014-01-01 上海电控研究所 Novel electric driving system
CN104442431A (en) * 2013-09-17 2015-03-25 北汽福田汽车股份有限公司 Energy recovery regulation system and energy recovery regulation method for new energy vehicles
CN204089254U (en) * 2014-08-21 2015-01-07 广州益维电动汽车有限公司 A kind of electric automobile whole control device
CN106564402A (en) * 2015-10-12 2017-04-19 北京新能源汽车股份有限公司 Method and system for remotely controlling vehicle based on mobile terminal and electric vehicle

Similar Documents

Publication Publication Date Title
CN103419669B (en) Method and apparatus for charging multiple energy storage devices
CN103311950B (en) City railway train regenerating braking energy absorbs system and method
CN103972969B (en) Charging pile
EP3118080B1 (en) Tramcar motive power system
CN103595138B (en) A kind of smart micro-grid system
CN103350647B (en) A kind of motor train unit traction system of contact net and energy storage device hybrid power supply
CN102361334B (en) Photovoltaic energy storage electric automobile charging station system and method for switching state of energy storage system
CN102025182B (en) Modular charging/discharging system of power battery pack of multifunctional electromobile
CN103441531B (en) Area high-permeability photovoltaic energy storage system and energy management method thereof
WO2014206079A1 (en) Traction system for motor train unit hybridly powered by overhead contact system, power pack and energy storage device
CN102267405B (en) Energy feeding type dragging power supply device and control method thereof
CN102355023B (en) Light-storage type EV (electric vehicle) charging and converting station
CN102281025B (en) Thermoelectric conversion automotive power supply system using waste heat from automobile exhaust and control method thereof
CN102923537B (en) Integration drive control device for supercapacitor energy storage type elevator
CN103434421B (en) A kind of mixing inter-act DC traction power-supply system based on new forms of energy
CN103186109A (en) Control system for electric automobile and electric automobile with same
CN202435135U (en) Intelligent residential area power distribution automation system
CN104163111B (en) Battery-driven car compound energy based on two-way DC/DC increases journey system
CN205104903U (en) Non - contravariant type light stores up little electric wire netting of direct current system for modern architecture
CN101362444B (en) Mixed traction power supply equipment and control method
CN104518563B (en) The control method of charging system for electric automobile based on new energy application
EP2468564A3 (en) Charging control system
CN104022527B (en) Direct current micro-grid system
CN103434420B (en) Based on the Brake energy recovery formula DC traction power-supply system of charging electric vehicle
CN101951014A (en) Wind-light-diesel commercial power integral power supply system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination