CN104401335A - Main driving system of hybrid power locomotive - Google Patents

Main driving system of hybrid power locomotive Download PDF

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Publication number
CN104401335A
CN104401335A CN201410716099.5A CN201410716099A CN104401335A CN 104401335 A CN104401335 A CN 104401335A CN 201410716099 A CN201410716099 A CN 201410716099A CN 104401335 A CN104401335 A CN 104401335A
Authority
CN
China
Prior art keywords
module
battery pack
power battery
module group
main
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
CN201410716099.5A
Other languages
Chinese (zh)
Inventor
王平华
孟玉发
刘顺国
畅睿林
韩笑
叶顶康
何国福
任聪
刘耕
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.)
CRRC Ziyang Co Ltd
Original Assignee
CSR Ziyang Locomotive 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 CSR Ziyang Locomotive Co Ltd filed Critical CSR Ziyang Locomotive Co Ltd
Priority to CN201410716099.5A priority Critical patent/CN104401335A/en
Publication of CN104401335A publication Critical patent/CN104401335A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • 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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • 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
    • Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a main driving system of a hybrid power locomotive. The main driving system comprises a main generator, a main contactor, a rectifying module, a power battery pack, an inverse module and a traction motor, wherein the main generator is connected with the rectifying module through the main contactor, and the rectifying module is connected with the inverse module; the inverse module comprises a capacitor, a first module group, a second module group, a third module group and a fourth module group; each module group comprises two serial modules, and each module is composed of a transistor and a diode which are connected in parallel; the capacitor, the first module group, the second module group, the third module group and the fourth module group are connected between the anode and the cathode of the rectifying module in parallel; the traction motor is connected with the second module group, the third module group and the fourth module group in the inverse module; one end of the power battery pack is connected with the cathode of the rectifying module, and the other end of the power battery pack is connected with an inductor and a current transformer in series and then is connected between the two modules of the first module group. The stability of the main driving system of the locomotive is greatly improved, the power battery pack is accurate and controllable in charging, and a solid foundation is provided for the technological development and wide-range application of the hybrid power locomotive.

Description

Hybrid locomotrives main transmission
Technical field
The present invention relates to a kind of driving system, particularly relate to a kind of hybrid locomotrives main transmission.
Background technology
As shown in Figure 1, existing hybrid locomotrives main transmission forms primarily of main generator 1, main contactor 2, rectification module 3, power battery pack 4, inversion module 5 and traction electric machine 6.Described main generator 1 is connected with rectification module 3 by main contactor 2, rectification module 3 is connected with inversion module 5, described inversion module 5 comprises an electric capacity C and first to fourth module, first module comprises the module T7 of series connection, T8, second module comprises the module T1 of series connection, T4, 3rd module comprises the module T3 of series connection, T6. the 4th module comprises the module T5 of series connection, T2, each module is made up of the transistor of parallel connection and diode, electric capacity and first to fourth modules in parallel are between rectification module 3 both positive and negative polarity, traction electric machine 6 is connected with the second to the 4th module in inversion module 5, power battery pack 6 is connected between rectification module 3 both positive and negative polarity.At locomotive full diesel traction working condition, diesel-engined drive main generator 1, becomes the alternating current of variable-frequency variable-voltage to supply traction electric machine 6 DC power conversion by the second to the 4th module work; At hybrid power traction working condition, the intermediate DC link that power battery pack 4 produces through rectification module 3 with main generator 1 is connected, the electricity sent with main generator 1 mixes at intermediate DC link, and the voltage sent by controlling main generator 1 controls the discharge current of power battery pack 4.At damped condition, traction electric machine 6 becomes generating operation mode, and the second to the 4th module work, is rectified into direct current (DC) by the three-phase electricity that traction electric machine 6 sends, and by controlling the voltage of intermediate DC link, controls charging current.
The power battery pack 4 of above-mentioned prior art is directly connected with the DC link in traction loop, and the size of the charge and discharge electric current of power battery pack 4 must be realized by the voltage accurately controlling intermediate DC link.Because diesel oil rotating speed generally can fluctuate within the specific limits, the voltage of intermediate DC link must be made to remain stable by regulating the exciting current of main generator, but in practical work process, voltage inevitably fluctuate to some extent.The power battery pack of present hybrid locomotrives generally adopts lithium cell, and the internal resistance of cell is very little, voltage fluctuation tens volts, and power battery pack charge and discharge electric current will cause larger fluctuation, causes the fugitiveness of whole main transmission.Particularly traction working condition, because power battery pack is directly connected with intermediate DC link, if medium voltage controls accurate not, voltage is higher, power battery pack itself needs electric discharge, and will become intermediate DC link and charge to power battery pack, at this moment diesel engine power is inadequate, the stable of diesel oil rotating speed will be affected, until diesel engine stops working.
How to solve the problems of the technologies described above and become this those skilled in the art's problem demanding prompt solution.
Summary of the invention
Object of the present invention is just to provide a kind of hybrid locomotrives main transmission, can solve the technical matters that above-mentioned prior art exists completely.
Object of the present invention is realized by following technical proposals:
A kind of hybrid locomotrives main transmission, comprise main generator, main contactor, rectification module, power battery pack, inversion module and traction electric machine, described main generator is connected with rectification module by main contactor, rectification module is connected with inversion module, described inversion module comprises an electric capacity and first to fourth module, each module comprises two modules of series connection, each module is made up of the transistor of parallel connection and diode, electric capacity and first to fourth modules in parallel are between rectification module both positive and negative polarity, traction electric machine is connected with the second to the 4th module in inversion module, described power battery pack one end is connected with rectification module negative pole, other end series inductance, between two modules being connected to the first module after current transformer.
As preferably, described transistor is igbt.
As preferably, described power battery pack is battery pack.
Compared with prior art, beneficial effect of the present invention is: not only avoid and occur power battery pack charging phenomenon when mixing traction working condition, and in energy regenerating operating mode, can accurately control power battery pack charging current, realize the controllable precise of energy regenerating.Therefore, locomotive main driving system stability significantly improves, for hybrid locomotrives technical development and utilization on a large scale provide solid foundation.
Accompanying drawing explanation
Fig. 1 is prior art hybrid locomotrives main transmission schematic diagram;
Fig. 2 is the main rotation system schematic diagram of hybrid locomotrives of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the present invention is further illustrated.
Shown in Figure 2, a kind of hybrid locomotrives main transmission, comprise main generator 1, main contactor 2, rectification module 3, power battery pack 4, inversion module 5 and traction electric machine 6, described main generator 1 is connected with rectification module 3 by main contactor 2, rectification module 3 is connected with inversion module 5, described inversion module 5 comprises an electric capacity C and first to fourth module, first module comprises the module T7 of series connection, T8, second module comprises the module T1 of series connection, T4, 3rd module comprises the module T3 of series connection, T6. the 4th module comprises the module T5 of series connection, T2, each module is made up of the transistor of parallel connection and diode, electric capacity C and first to fourth modules in parallel are between rectification module 3 both positive and negative polarity, traction electric machine 6 is connected with the second to the 4th module in inversion module, described power battery pack 4 one end is connected with rectification module 3 negative pole, other end series inductance 7, two module T7 of the first module are connected to after current transformer 8, between T8.
Described transistor is igbt (that is, IGBT).Described power battery pack 4 is battery pack.
DC power conversion, by diesel-engined drive, becomes the alternating current of variable-frequency variable-voltage to supply traction electric machine 6 at simple diesel engine traction working condition by module T1 to T6 work and uses by main generator 1; At hybrid power traction working condition, (namely power battery pack 4 passes through the braking branch road of inversion module 5, the branch road at the first module place) and intermediate DC link is (namely, the DC link part that main generator 1 produces through rectification module 3) be connected, the electricity sent with main generator 1 mixes at intermediate DC link, due to the IGBT element not conducting of module T7, diode operation, power battery pack 4 can only be discharged.At damped condition, traction electric machine 6 becomes generating operation mode, module T1 to T6 works, the three-phase electricity that traction electric machine 6 sends is rectified into direct current (DC), by the conducting of the IGBT element of control module T7, control charging current, owing to adding inductance 7 at this branch road, therefore can control the flatness of charging current by actv..
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (3)

1. a hybrid locomotrives main transmission, comprise main generator, main contactor, rectification module, power battery pack, inversion module and traction electric machine, described main generator is connected with rectification module by main contactor, rectification module is connected with inversion module, described inversion module comprises an electric capacity and first to fourth module, each module comprises two modules of series connection, each module is made up of the transistor of parallel connection and diode, electric capacity and first to fourth modules in parallel are between rectification module both positive and negative polarity, traction electric machine is connected with the second to the 4th module in inversion module, it is characterized in that: described power battery pack one end is connected with rectification module negative pole, other end series inductance, between two modules being connected to the first module after current transformer.
2. hybrid locomotrives main transmission according to claim 1, is characterized in that: described transistor is igbt.
3. hybrid locomotrives main transmission according to claim 1, is characterized in that: described power battery pack is battery pack.
CN201410716099.5A 2014-12-02 2014-12-02 Main driving system of hybrid power locomotive Pending CN104401335A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

Publication Number Publication Date
CN104401335A true CN104401335A (en) 2015-03-11

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105197019A (en) * 2015-10-12 2015-12-30 南车资阳机车有限公司 Hybrid power locomotive
CN105235546A (en) * 2015-11-18 2016-01-13 南车资阳机车有限公司 Electric main driving system for 1000kW power level pure electric alternating current driving switch engine
CN110696845A (en) * 2019-10-23 2020-01-17 中车大连机车车辆有限公司 Hybrid power locomotive, main and auxiliary transmission system and method based on rack control mode
CN112140890A (en) * 2020-09-28 2020-12-29 中车资阳机车有限公司 Control method for multi-branch power battery system of hybrid power locomotive

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KR101203734B1 (en) * 2011-04-08 2012-11-22 재단법인 포항산업과학연구원 Integrated module of inverter and charger circuit
CN103138569A (en) * 2011-11-22 2013-06-05 法雷奥电机控制***公司 Converter which is designed to be used on motor vehicle and provides electric propulsive force circuit
CN103166278A (en) * 2011-12-09 2013-06-19 现代自动车株式会社 Recharge systems and methods
CN103516057A (en) * 2012-06-19 2014-01-15 张家港瑞自电气有限公司 A power supply system base on electricity switching-on of a current transformer
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CN203482100U (en) * 2013-06-24 2014-03-12 北京千驷驭电气有限公司 Hybrid-power motor-train-unit traction converter suitable for multiple power-supply modes
CN103856086A (en) * 2014-02-28 2014-06-11 浙江图维电力科技有限公司 Current transformer electricity taking control method and system
CN204250049U (en) * 2014-12-02 2015-04-08 南车资阳机车有限公司 Hybrid locomotrives main transmission

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EP0016538A1 (en) * 1979-02-28 1980-10-01 Chloride Group Public Limited Company DC-DC converter including a high-frequency inverter, and battery charger incorporating same
CN2481039Y (en) * 2001-05-25 2002-03-06 成都希望电子研究所 Electricity converter capable of raising utilization coefficient of wind generated energy
JP2004222362A (en) * 2003-01-10 2004-08-05 Toyota Motor Corp Voltage converter, recording medium recording program which makes computer perform troubleshooting and is readable by computer, and troubleshooting method
US20120153878A1 (en) * 2008-10-22 2012-06-21 Robert Dean King Apparatus for energy transfer using converter and method of manufacturing same
US20120049774A1 (en) * 2009-05-27 2012-03-01 Toyota Jidosha Kabushiki Kaisha Control device for voltage converter, vehicle equipped with the same, and control method for voltage converter
US20110227418A1 (en) * 2010-03-18 2011-09-22 American Power Conversion Corporation Ac-to-dc conversion
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CN103138569A (en) * 2011-11-22 2013-06-05 法雷奥电机控制***公司 Converter which is designed to be used on motor vehicle and provides electric propulsive force circuit
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CN204250049U (en) * 2014-12-02 2015-04-08 南车资阳机车有限公司 Hybrid locomotrives main transmission

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105197019A (en) * 2015-10-12 2015-12-30 南车资阳机车有限公司 Hybrid power locomotive
CN105197019B (en) * 2015-10-12 2018-03-27 中车资阳机车有限公司 A kind of hybrid locomotrives
CN105235546A (en) * 2015-11-18 2016-01-13 南车资阳机车有限公司 Electric main driving system for 1000kW power level pure electric alternating current driving switch engine
CN110696845A (en) * 2019-10-23 2020-01-17 中车大连机车车辆有限公司 Hybrid power locomotive, main and auxiliary transmission system and method based on rack control mode
CN110696845B (en) * 2019-10-23 2021-03-23 中车大连机车车辆有限公司 Hybrid power locomotive, main and auxiliary transmission system and method based on rack control mode
CN112140890A (en) * 2020-09-28 2020-12-29 中车资阳机车有限公司 Control method for multi-branch power battery system of hybrid power locomotive
CN112140890B (en) * 2020-09-28 2022-03-29 中车资阳机车有限公司 Control method for multi-branch power battery system of hybrid power locomotive

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