CN104283428A - Recovery converter for braking energy of urban rail vehicle - Google Patents
Recovery converter for braking energy of urban rail vehicle Download PDFInfo
- Publication number
- CN104283428A CN104283428A CN201310287987.5A CN201310287987A CN104283428A CN 104283428 A CN104283428 A CN 104283428A CN 201310287987 A CN201310287987 A CN 201310287987A CN 104283428 A CN104283428 A CN 104283428A
- Authority
- CN
- China
- Prior art keywords
- input
- capacitor
- power supply
- convertor assembly
- varying power
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
- B60L7/16—Dynamic electric regenerative braking for vehicles comprising converters between the power source and the motor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
Abstract
The invention relates to a recovery converter for braking energy of an urban rail vehicle. The converter is connected between a direct-current circuit and a super capacitor and comprises an input diode set, an input electric reactor, input filtering energy-storage capacitors, a maintenance discharging resistor and a conversion power module, wherein the input diode set, the input electric reactor, the input filtering energy-storage capacitors, the maintenance discharging resistor and the conversion power module are sequentially arranged. The input end of the converter is connected with two direct-current buses of the direct-current circuit, the input diode set and the input electric reactor are sequentially connected to one direct-current bus in series, the input filtering energy-storage capacitors are connected between the two direct-current buses, the maintenance discharging resistor and the conversion power module are arranged in parallel, the input end of the maintenance discharging resistor and the input end of the conversion power module are connected with the two direct-current buses, and the output end of the conversion power module is connected to the super capacitor. Compared with the prior art, the recovery converter has the advantages of being stable in output, high in accuracy and the like.
Description
Technical field
The present invention relates to a kind of urban rail transit vehicles and power conversion technology, especially relate to a kind of city railway vehicle Brake energy recovery convertor assembly.
Background technology
Current urban rail traffic vehicle braking energy regenerating is within the scope of line voltage, when brake voltage is super or when being less than within the scope of this, cutting off the electric energy to electrical network feedback, all change resistance braking into by the traction control unit of vehicle.The utilization of this electric energy must meet the condition having other trains simultaneously to run between two stations in addition, and now this train could absorb the electric energy of braking train feedback, otherwise braking energy is just automatically changeb to resistance braking by the traction control unit of vehicle and consumes.The method braking energy major part consumes on car brakeing resistance, and the heat of generation distributes in subway tunnel, and in tunnel, temperature improves year by year.Another energy regenerating mode: braking electric energy is also feed back to electrical network, unlike feeding back electrical network electrical power storage in traction substation energy recycle device, the problems referred to above can be produced equally, energy regenerating is by the restriction of electrical network voltage swing, greatly limit the rate of recovery of braking energy, these plant area areas are large in addition, and cost of investment is high.
A kind of brake energy of rail transit vehicles reclaim direct current buffer unit DC/DC just based on problem above when utilizing super capacitor to Brake energy recovery, feed back the direct current di/dt come excessive, be unfavorable for the charging of super capacitor, and a kind of brake energy of rail transit vehicles recovery direct current buffer unit DC/DC just in time solves this problem.
The method of existing this problem of solution, the galvanic process at present for irregular deformity is all utilize chopper circuit, as shown in Figure 1.When DC-pulse charges to super capacitor by after chopping depressuring again.This technology is used in place very excessively at present.But output voltage current precision is not high, export unstable.Output current is little is all its institute's problems faced.
Summary of the invention
Object of the present invention is exactly to overcome the defect and the city railway vehicle Brake energy recovery convertor assembly that provides a kind of stable output, precision high that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
A kind of city railway vehicle Brake energy recovery convertor assembly, this convertor assembly is connected between DC loop and super capacitor, described convertor assembly comprises the input diode group set gradually, input reactance device, input filter storage capacitor, maintenance discharge resistance and Flow varying power supply module, the input of convertor assembly connects two DC buss of DC loop, described input diode group, input reactance device is series at wherein on a DC bus successively, described input filter storage capacitor is connected between two DC buss, described maintenance discharge resistance and Flow varying power supply wired in parallel are arranged, maintenance discharge resistance is connected two DC buss with the input of Flow varying power supply module, the output of Flow varying power supply module connects super capacitor.
Described input filter storage capacitor comprises 80 electrochemical capacitors parallel with one another.
Input filter storage capacitor adopts the electrochemical capacitor of 6800UF, 400V.
Described Flow varying power supply module comprises two Flow varying power supply unit parallel with one another, each Flow varying power supply unit comprises input filter capacitor, IGBT main converter, IGBT driver, main transformer, output rectifier bridge, output inductor, output filter capacitor, described input filter capacitor, IGBT main converter, main transformer, output rectifier bridge, output inductor are connected successively with output filter capacitor, and described IGBT driving chip is connected with IGBT main converter.
Described input filter capacitor comprises the capacitance group of three groups of settings parallel with one another, and each capacitance group is made up of the electrochemical capacitor that two are arranged in series, and described output filter capacitor comprises three electrochemical capacitors parallel with one another.
Described output filter capacitor and output filter capacitor adopt the electrochemical capacitor of 680UF, 400V.
Compared with prior art, the precision of output current voltage of the present invention is high, and the current/voltage of output is more stable; Output current is large, and faster to super capacitor charging, it is even higher that charging current can reach 100A, can be full of super capacitor quickly; In addition convertor assembly can be made into a moveable cupboard, mounting means is more flexible.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of chopper circuit in prior art;
Fig. 2 is the connection diagram of the present invention in energy-recuperation system;
Fig. 3 is integrated circuit schematic diagram of the present invention;
Fig. 4 is the circuit diagram of Flow varying power supply module.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
A kind of city railway vehicle Brake energy recovery convertor assembly, this convertor assembly is connected between DC loop and super capacitor, as shown in Figure 2.The concrete structure of convertor assembly as shown in Figure 3, comprise the input diode group 1 set gradually, input reactance device 2, input filter storage capacitor 3, maintenance discharge resistance 4 and Flow varying power supply module 5, the input of convertor assembly connects two DC buss of DC loop, input diode group 1, input reactance device 2 is series at wherein on a DC bus successively, input filter storage capacitor 3 is connected between two DC buss, maintenance discharge resistance 4 and Flow varying power supply module 5 are arranged in parallel, maintenance discharge resistance 4 is connected two DC buss with the input of Flow varying power supply module 5, the output of Flow varying power supply module 5 connects super capacitor.Wherein, input filter storage capacitor is made up of the electrochemical capacitor parallel connection of 80 6800UF, 400V.
Flow varying power supply module 5 comprises two HX-1/50270 Flow varying power supply unit parallel with one another, and the structure of each HX-1/50270 Flow varying power supply unit as shown in Figure 4.Comprise input filter capacitor C1, IGBT main converter 51, IGBT driver 52, main transformer T, export rectifier bridge D, output inductor L, output filter capacitor C2, input filter capacitor C1, IGBT main converter 51, main transformer T, output rectifier bridge D, output inductor LHE output filter capacitor C2 connect successively, and IGBT driving chip 52 is connected with IGBT main converter 51.Wherein, input filter capacitor C1 comprises the capacitance group of three groups of settings parallel with one another, each capacitance group is made up of the electrochemical capacitor that two are arranged in series, and output filter capacitor C2 comprises three electrochemical capacitors parallel with one another, and both all adopt the electrochemical capacitor of 680UF, 400V.
The course of work of the present invention is: when subway traction motor brake, kinetic energy is transformed into the direct current of pulse again by inverter by traction electric machine, during to Brake energy recovery, then super capacitor is charged after the pulse direct current input from DC bus being processed with convertor assembly.The IGBT driving chip of Flow varying power supply module can ensure the precise and stable of output current voltage by the shutoff of the feedback signal control IGBT exported.
Claims (6)
1. a city railway vehicle Brake energy recovery convertor assembly, this convertor assembly is connected between DC loop and super capacitor, it is characterized in that, described convertor assembly comprises the input diode group set gradually, input reactance device, input filter storage capacitor, maintenance discharge resistance and Flow varying power supply module, the input of convertor assembly connects two DC buss of DC loop, described input diode group, input reactance device is series at wherein on a DC bus successively, described input filter storage capacitor is connected between two DC buss, described maintenance discharge resistance and Flow varying power supply wired in parallel are arranged, maintenance discharge resistance is connected two DC buss with the input of Flow varying power supply module, the output of Flow varying power supply module connects super capacitor.
2. a kind of city railway vehicle Brake energy recovery convertor assembly according to claim 1, is characterized in that, described input filter storage capacitor comprises 80 electrochemical capacitors parallel with one another.
3. a kind of city railway vehicle Brake energy recovery convertor assembly according to claim 1, is characterized in that, input filter storage capacitor adopts the electrochemical capacitor of 6800UF, 400V.
4. a kind of city railway vehicle Brake energy recovery convertor assembly according to claim 1, it is characterized in that, described Flow varying power supply module comprises two Flow varying power supply unit parallel with one another, each Flow varying power supply unit comprises input filter capacitor, IGBT main converter, IGBT driver, main transformer, export rectifier bridge, output inductor, output filter capacitor, described input filter capacitor, IGBT main converter, main transformer, export rectifier bridge, output inductor is connected successively with output filter capacitor, described IGBT driving chip is connected with IGBT main converter.
5. a kind of city railway vehicle Brake energy recovery convertor assembly according to claim 4, it is characterized in that, described input filter capacitor comprises the capacitance group of three groups of settings parallel with one another, each capacitance group is made up of the electrochemical capacitor that two are arranged in series, and described output filter capacitor comprises three electrochemical capacitors parallel with one another.
6. a kind of city railway vehicle Brake energy recovery convertor assembly according to claim 5, is characterized in that, described output filter capacitor and output filter capacitor adopt the electrochemical capacitor of 680UF, 400V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310287987.5A CN104283428A (en) | 2013-07-10 | 2013-07-10 | Recovery converter for braking energy of urban rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310287987.5A CN104283428A (en) | 2013-07-10 | 2013-07-10 | Recovery converter for braking energy of urban rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104283428A true CN104283428A (en) | 2015-01-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310287987.5A Pending CN104283428A (en) | 2013-07-10 | 2013-07-10 | Recovery converter for braking energy of urban rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104283428A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018036484A1 (en) * | 2016-08-23 | 2018-03-01 | 中车青岛四方机车车辆股份有限公司 | Rail transit braking energy recovery system and hybrid power rail transit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5583406A (en) * | 1993-11-16 | 1996-12-10 | Hitachi, Ltd. | Control method and system for regeneration braking of an electric vehicle |
| CN101247073A (en) * | 2007-12-07 | 2008-08-20 | 华中科技大学 | Energy feedback and harmonic reactive-load compensation system suitable for multi-group commutating device |
| CN101917020A (en) * | 2010-08-04 | 2010-12-15 | 长沙理工大学 | Lift energy feedback, reactive compensation and switched-off emergency running method and system |
| CN102923537A (en) * | 2012-11-13 | 2013-02-13 | 天津大学 | Integration drive control device for supercapacitor energy storage type elevator |
| CN203368115U (en) * | 2013-07-10 | 2013-12-25 | 上海工程技术大学 | City rail vehicle braking energy absorption conversion device |
-
2013
- 2013-07-10 CN CN201310287987.5A patent/CN104283428A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5583406A (en) * | 1993-11-16 | 1996-12-10 | Hitachi, Ltd. | Control method and system for regeneration braking of an electric vehicle |
| CN101247073A (en) * | 2007-12-07 | 2008-08-20 | 华中科技大学 | Energy feedback and harmonic reactive-load compensation system suitable for multi-group commutating device |
| CN101917020A (en) * | 2010-08-04 | 2010-12-15 | 长沙理工大学 | Lift energy feedback, reactive compensation and switched-off emergency running method and system |
| CN102923537A (en) * | 2012-11-13 | 2013-02-13 | 天津大学 | Integration drive control device for supercapacitor energy storage type elevator |
| CN203368115U (en) * | 2013-07-10 | 2013-12-25 | 上海工程技术大学 | City rail vehicle braking energy absorption conversion device |
Non-Patent Citations (3)
| Title |
|---|
| 宋小亮等: "宋小亮等", 《电力电子技术》 * |
| 董帅: "超级电容储能电梯节能关键技术的研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑 （月刊 ）》 * |
| 陆文杰: "超级电容能量回收系统主电路研究", 《中国优秀硕士学位论文全文数据库》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018036484A1 (en) * | 2016-08-23 | 2018-03-01 | 中车青岛四方机车车辆股份有限公司 | Rail transit braking energy recovery system and hybrid power rail transit |
| US11052774B2 (en) | 2016-08-23 | 2021-07-06 | Crrc Qingdao Sifang Co., Ltd. | Rail transit braking energy recovery system and hybrid power rail transit |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150114 |
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| RJ01 | Rejection of invention patent application after publication |