CN104290762A - Hybrid power type power distributed motor train unit - Google Patents
Hybrid power type power distributed motor train unit Download PDFInfo
- Publication number
- CN104290762A CN104290762A CN201410551352.6A CN201410551352A CN104290762A CN 104290762 A CN104290762 A CN 104290762A CN 201410551352 A CN201410551352 A CN 201410551352A CN 104290762 A CN104290762 A CN 104290762A
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- CN
- China
- Prior art keywords
- car
- power
- train unit
- motor train
- motor
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
- B61C3/02—Electric locomotives or railcars with electric accumulators
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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
- 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
- B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
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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
- B60L9/00—Electric propulsion with power supply external to the vehicle
- B60L9/16—Electric propulsion with power supply external to the vehicle using ac induction motors
- B60L9/24—Electric propulsion with power supply external to the vehicle using ac induction motors fed from ac supply lines
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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
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention provides a hybrid power type power distributed motor train unit which comprises at least one power source vehicle, at least one motor car and at least one trailer, wherein a diesel generating set, a pantograph and a transformer are arranged on the power source vehicle; the pantograph is connected with a transformer; the power source vehicle and the trailer are provided with power-free bogies; the motor car is provided with a traction system and a power bogie which are electrically connected together; the power source vehicle, the motor car and the trailer are connected together through a motor train unit; the diesel generating set and the transformer are respectively connected with a motor train unit connector through switches; and the motor train unit connector is electrically connected with the traction system. The diesel generating set is arranged in the power source vehicle, and the traction system is arranged in the motor car, so that the diesel generating set and the traction system are distributed in different vehicles, and the layout that the power sources are centralized and the power is distributed is realized. Therefore, the axle weight of each vehicle is wholly alleviated, and the operating requirement on the high speed railway is met.
Description
Technical field
The present invention relates to rolling stock, particularly relate to a kind of hybrid power type power distribute type motor train unit.
Background technology
The The Ministry of Railway of the People's Republic of China, MOR of playing execution on February 1st, 2013 makes clear stipulaties high speed railway in No. 34 be that newly-built design starts 250km/h(containing reserved) and above motor train unit train, initial stage overall trip speed be not less than the passenger dedicated railway line of 200km/h, High Speed Railway Trains axle is heavily not more than 17t, and marshalling is not more than 16.And motor train unit of the prior art adopt electric EMU usually, electric EMU takes electrical network powered, and axle is heavy substantially all at below 15t.And the motor-car of conventional internal combustion motor train unit contains propulsion source, control system, traction system, cooling system etc., the axle of combustion motor train unit is heavy general at more than 20t, the requirement that High Speed Railway Trains axle is heavy can not be met, cause diesel coach set cannot run on High Speed Railway for Passenger Trans port.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of hybrid power type power distribute type motor train unit, solve the defect that diesel coach set of the prior art cannot be run on High Speed Railway for Passenger Trans port, realize the axle weight alleviating hybrid power type power distribute type motor train unit, meet the requirement run on high speed railway.
Technical scheme provided by the invention is, a kind of hybrid power type power distribute type motor train unit, comprise at least one propulsion source car, at least one motor-car and at least one trailer; Described propulsion source car is provided with diesel powerplant, pantograph and voltage transformer, described pantograph is connected with described voltage transformer, described propulsion source car and described trailer are provided with unpowered bogie, described motor-car is provided with the traction system and power truck that are electrically connected, described propulsion source car, described motor-car and described trailer are linked together by multi-unit connector, described diesel powerplant is connected with described multi-unit connector respectively by switch with described voltage transformer, and described multi-unit connector is electrically connected with described traction system.
Further, all there is compartment in described motor-car and described trailer.
Further, described hybrid power type power distribute type motor train unit comprise two described propulsion source cars, and described motor-car and described trailer are between two described propulsion source cars.
Further, described traction system comprises traction convertor, cooling intallation and storage battery, described cooling intallation and described storage battery are electrically connected with described traction convertor respectively, described power truck is electrically connected with described traction convertor, and described traction convertor is electrically connected with described multi-unit connector.
Further, described traction convertor comprises rectifier, inverter and brake chopper, and described traction system also comprises braking resistor; Described rectifier is connected with described inverter, described rectifier is electrically connected with described multi-unit connector, described rectifier is connected with the traction electric machine of described power truck, the traction electric machine of described power truck is connected with described brake chopper, and described brake chopper is electrically connected with described braking resistor.
Hybrid power type power distribute type motor train unit provided by the invention, by arranging diesel powerplant in propulsion source car, and traction system is arranged in motor-car, diesel powerplant and traction system is realized to be distributed in different cars, the electric energy that diesel powerplant in propulsion source car produces passes to the traction system in motor-car, and the revolution by traction system electric energy passed in motor-car steering box, to realize the operation of car group, achieve propulsion source to concentrate and the layout of power decentralized, alleviate the axle weight of each car on the whole, meet the requirement run on high speed railway.Simultaneously, pantograph is equipped with in propulsion source car simultaneously, diesel generation can be realized and mains supply is used alternatingly, realize motor train unit hybrid power source, meet and run on electrified high-speed railway, also can run on non-electrical gasifies high speed railway, the traffic coverage of motor train unit can be extended, reduce the restriction of condition of service.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the layout of hybrid power type power distribute type motor train unit embodiment of the present invention;
Fig. 2 is the circuit diagram of hybrid power type power distribute type motor train unit embodiment of the present invention.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-Figure 2, the present embodiment hybrid power type power distribute type motor train unit, comprise at least one propulsion source car 1, at least one motor-car 2 and at least one trailer 3; Propulsion source car 1 is provided with diesel powerplant 11, pantograph 12 and voltage transformer 13, pantograph 12 is connected with voltage transformer 13, propulsion source car 1 and trailer 3 are provided with unpowered bogie 4, motor-car 2 is provided with the traction system 5 and power truck 6 that are electrically connected, propulsion source car 1, motor-car 2 and trailer 3 are linked together by multi-unit connector 7, diesel powerplant 11 is connected with multi-unit connector 7 respectively by switch (not shown) with voltage transformer 13, and multi-unit connector 7 is electrically connected with traction system 5.
Specifically, propulsion source and power end are distributed on different cars by the present embodiment hybrid power type power distribute type motor train unit, diesel powerplant 11 and pantograph 12 are arranged in propulsion source car 1 as propulsion source, and power truck 6 is arranged on motor-car 2 as power end, diesel powerplant 11 and power truck 6 is made to be distributed on different cars, thus effectively reduce each propulsion source car 1 and the respective axle weight of motor-car 2, meet the requirement run on high speed railway.Simultaneously, owing to being equipped with pantograph 12 in propulsion source car 1 simultaneously, pantograph 12 can by electrical network by flowing for motor train unit provide propulsion source, diesel powerplant 11 and pantograph 12 can replace as required as motor train unit provide electric energy, there is provided by stream power supply two kinds of modes, can meet and run on electrified high-speed railway, also can run on non-electrical gasifies high speed railway, the traffic coverage of motor train unit can be extended, reduce the restriction of condition of service.Wherein, in motor-car 2 and trailer 3, all there is compartment, increase riding space to utilize limited space fully.And run to realize forward and reverse direction, the present embodiment propulsion source centralized combustion power decentralized motor train unit comprise two propulsion source cars 1, and motor-car 2 and trailer 3 are between two propulsion source cars 1.In addition, can be provided with control housing 12 in propulsion source car 1, chaufeur can control diesel powerplant 11 by control housing 12 and power.
Further, traction system 5 comprises traction convertor 51, cooling intallation (not shown) and storage battery (not shown), cooling intallation and storage battery are electrically connected with traction convertor 51 respectively, power truck 6 is electrically connected with traction convertor 51, and traction convertor 51 is electrically connected with multi-unit connector 7.Wherein, traction convertor 51 comprises rectifier 511, inverter 512 and brake chopper 513, and traction system 5 also comprises braking resistor 52; Rectifier 511 is connected with inverter 512, rectifier 511 is electrically connected with multi-unit connector 7, rectifier 511 is connected with the traction electric machine 61 of power truck 6, and the traction electric machine 61 of power truck 6 is connected with brake chopper 513, and brake chopper 513 is electrically connected with braking resistor 52.Concrete, from the alternating current after diesel powerplant 11 step-down, direct current (DC) is become after the rectification of rectifier 511, direct current (DC) after rectification is by the process of inverter 512, be transformed into voltage and the equal controollable three plase alternating current of frequency, flow to traction electric machine 61, run by the rotating drive power truck 6 of traction electric machine 61 and draw whole train.When receiving the instruction of electric braking, traction electric machine 61 converts generator mode to, and the electric energy that traction electric machine 61 produces, through the DC converting of braking folding ripple device 513, is consumed the energy of traction electric machine 61 by braking resistor 52.Make each motor-car independently can become a unit like this, after this compartment fault, can change with the vehicle with configuration; Moreover this covering device arranged by each motor-car, can according to the size of power bag, the requirement of speed class, freely organizes into groups, and alerting ability is stronger.
Hybrid power type power distribute type motor train unit provided by the invention, by arranging diesel powerplant in propulsion source car, and traction system is arranged in motor-car, diesel powerplant and traction system is realized to be distributed in different cars, the electric energy that diesel powerplant in propulsion source car produces passes to the traction system in motor-car, and the revolution by traction system electric energy passed in motor-car steering box, to realize the operation of car group, achieve propulsion source to concentrate and the layout of power decentralized, alleviate the axle weight of each car on the whole, meet the requirement run on high speed railway.Simultaneously, pantograph is equipped with in propulsion source car simultaneously, diesel generation can be realized and mains supply is used alternatingly, realize motor train unit hybrid power source, meet and run on electrified high-speed railway, also can run on non-electrical gasifies high speed railway, the traffic coverage of motor train unit can be extended, reduce the restriction of condition of service.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (5)
1. hybrid power type power distribute type motor train unit, is characterized in that, comprise at least one propulsion source car, at least one motor-car and at least one trailer; Described propulsion source car is provided with diesel powerplant, pantograph and voltage transformer, described pantograph is connected with described voltage transformer, described propulsion source car and described trailer are provided with unpowered bogie, described motor-car is provided with the traction system and power truck that are electrically connected, described propulsion source car, described motor-car and described trailer are linked together by multi-unit connector, described diesel powerplant is connected with described multi-unit connector respectively by switch with described voltage transformer, and described multi-unit connector is electrically connected with described traction system.
2. hybrid power type power distribute type motor train unit according to claim 1, is characterized in that, all have compartment in described motor-car and described trailer.
3. hybrid power type power distribute type motor train unit according to claim 1, is characterized in that, described hybrid power type power distribute type motor train unit comprise two described propulsion source cars, and described motor-car and described trailer are between two described propulsion source cars.
4. hybrid power type power distribute type motor train unit according to claim 1, it is characterized in that, described traction system comprises traction convertor, cooling intallation and storage battery, described cooling intallation and described storage battery are electrically connected with described traction convertor respectively, described power truck is electrically connected with described traction convertor, and described traction convertor is electrically connected with described multi-unit connector.
5. hybrid power type power distribute type motor train unit according to claim 4, it is characterized in that, described traction convertor comprises rectifier, inverter and brake chopper, and described traction system also comprises braking resistor; Described rectifier is connected with described inverter, described rectifier is electrically connected with described multi-unit connector, described rectifier is connected with the traction electric machine of described power truck, the traction electric machine of described power truck is connected with described brake chopper, and described brake chopper is electrically connected with described braking resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551352.6A CN104290762B (en) | 2014-10-17 | 2014-10-17 | Hybrid power type power decentralized type EMUs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551352.6A CN104290762B (en) | 2014-10-17 | 2014-10-17 | Hybrid power type power decentralized type EMUs |
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| Publication Number | Publication Date |
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| CN104290762A true CN104290762A (en) | 2015-01-21 |
| CN104290762B CN104290762B (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410551352.6A Active CN104290762B (en) | 2014-10-17 | 2014-10-17 | Hybrid power type power decentralized type EMUs |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365837A (en) * | 2015-11-23 | 2016-03-02 | 唐山轨道客车有限责任公司 | Self-powered rail air-conditioned passenger train |
| CN105438188A (en) * | 2015-12-01 | 2016-03-30 | 唐山轨道客车有限责任公司 | Internal-combustion high-speed motor train unit |
| CN106064567A (en) * | 2015-04-20 | 2016-11-02 | 阿尔斯通运输科技公司 | Power supply system for electric propulsion vehicle |
| CN110696846A (en) * | 2019-10-23 | 2020-01-17 | 中车大连机车车辆有限公司 | Multi-power-source railway vehicle and main and auxiliary transmission system and method thereof |
| CN113954881A (en) * | 2021-11-29 | 2022-01-21 | 中车大连机车车辆有限公司 | Power distributed internal combustion power low-floor tramcar |
| WO2022183791A1 (en) * | 2021-03-03 | 2022-09-09 | 中车唐山机车车辆有限公司 | Multiple unit train |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001081145A2 (en) * | 2000-04-26 | 2001-11-01 | Railpower Technologies Corp. | Hybrid battery/gas turbine locomotive |
| CN102535280A (en) * | 2012-02-13 | 2012-07-04 | 株洲时代电子技术有限公司 | Hybrid rail grinding wagon |
| CN103350647A (en) * | 2013-06-24 | 2013-10-16 | 长春轨道客车股份有限公司 | Motor train unit traction system adopting catenary and energy storing devices for hybrid power supply |
| CN103407377A (en) * | 2013-06-24 | 2013-11-27 | 长春轨道客车股份有限公司 | Motor train unit traction system powered up by overhead contact system and power pack in combined mode |
| CN203318183U (en) * | 2013-06-24 | 2013-12-04 | 长春轨道客车股份有限公司 | Contact grid and power pack hybrid power supply motor train unit traction system |
| CN103481787A (en) * | 2013-06-24 | 2014-01-01 | 长春轨道客车股份有限公司 | Contact system, power pack and energy storage device hybrid-powered CRH train traction system |
| CN204161364U (en) * | 2014-10-17 | 2015-02-18 | 南车四方车辆有限公司 | Hybrid power type power distribute type motor train unit |
-
2014
- 2014-10-17 CN CN201410551352.6A patent/CN104290762B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001081145A2 (en) * | 2000-04-26 | 2001-11-01 | Railpower Technologies Corp. | Hybrid battery/gas turbine locomotive |
| WO2001081145A3 (en) * | 2000-04-26 | 2002-02-07 | Railpower Technologies Inc | Hybrid battery/gas turbine locomotive |
| CN102535280A (en) * | 2012-02-13 | 2012-07-04 | 株洲时代电子技术有限公司 | Hybrid rail grinding wagon |
| CN103350647A (en) * | 2013-06-24 | 2013-10-16 | 长春轨道客车股份有限公司 | Motor train unit traction system adopting catenary and energy storing devices for hybrid power supply |
| CN103407377A (en) * | 2013-06-24 | 2013-11-27 | 长春轨道客车股份有限公司 | Motor train unit traction system powered up by overhead contact system and power pack in combined mode |
| CN203318183U (en) * | 2013-06-24 | 2013-12-04 | 长春轨道客车股份有限公司 | Contact grid and power pack hybrid power supply motor train unit traction system |
| CN103481787A (en) * | 2013-06-24 | 2014-01-01 | 长春轨道客车股份有限公司 | Contact system, power pack and energy storage device hybrid-powered CRH train traction system |
| CN204161364U (en) * | 2014-10-17 | 2015-02-18 | 南车四方车辆有限公司 | Hybrid power type power distribute type motor train unit |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106064567A (en) * | 2015-04-20 | 2016-11-02 | 阿尔斯通运输科技公司 | Power supply system for electric propulsion vehicle |
| CN105365837A (en) * | 2015-11-23 | 2016-03-02 | 唐山轨道客车有限责任公司 | Self-powered rail air-conditioned passenger train |
| CN105365837B (en) * | 2015-11-23 | 2017-12-26 | 中车唐山机车车辆有限公司 | Self-powered railway air conditioner car |
| CN105438188A (en) * | 2015-12-01 | 2016-03-30 | 唐山轨道客车有限责任公司 | Internal-combustion high-speed motor train unit |
| CN110696846A (en) * | 2019-10-23 | 2020-01-17 | 中车大连机车车辆有限公司 | Multi-power-source railway vehicle and main and auxiliary transmission system and method thereof |
| WO2022183791A1 (en) * | 2021-03-03 | 2022-09-09 | 中车唐山机车车辆有限公司 | Multiple unit train |
| CN113954881A (en) * | 2021-11-29 | 2022-01-21 | 中车大连机车车辆有限公司 | Power distributed internal combustion power low-floor tramcar |
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| Publication number | Publication date |
|---|---|
| CN104290762B (en) | 2017-03-08 |
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Address after: 266111 Chengyang City, Shandong Province District, Ping Road, No. 9, No. Applicant after: CRRC SIFANG CO., LTD. Address before: 266111 Chengyang City, Shandong Province District, Ping Road, No. 9, No. Applicant before: CSR Sifang Locomotive and Rolling Stock Co., Ltd. |
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| CB03 | Change of inventor or designer information |
Inventor after: Chen Changjiang Inventor after: Zhao Zhichun Inventor after: Zhou Jialin Inventor after: Sun Mintang Inventor after: Gao Yugong Inventor after: Ma Kai Inventor before: Chen Changjiang Inventor before: Zhou Jialin Inventor before: Sun Mintang Inventor before: Gao Yugong Inventor before: Ma Kai |
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Effective date of registration: 20210721 Address after: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee after: Qingdao CRRC Sifang Rail Vehicle Co.,Ltd. Address before: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee before: CRRC SIFANG Co.,Ltd. |