CN209521544U - A kind of novel train power supply management cabinet - Google Patents
A kind of novel train power supply management cabinet Download PDFInfo
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- CN209521544U CN209521544U CN201822225515.8U CN201822225515U CN209521544U CN 209521544 U CN209521544 U CN 209521544U CN 201822225515 U CN201822225515 U CN 201822225515U CN 209521544 U CN209521544 U CN 209521544U
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- dc600v
- power supply
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- cabinet
- capacity
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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
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model provides a kind of novel train power supply management cabinet, including main variable flow cabinet, the main variable flow cabinet includes two four-quadrant power supply modules, each four-quadrant power supply module respectively exports DC600V DC current all the way, every road DC600V DC current is in parallel after being isolated by contactor, form the DC600V DC bus that capacity all the way is 400KW, the train power supply manages cabinet using four-quadrant rectifier instead of traditional phase control rectifier technology, it is in parallel using Dual module simultaneously, it can be improved output power.
Description
Technical field
The utility model relates to train power supply fields, more particularly to a kind of novel train power supply to manage cabinet.
Background technique
The railway in China occupies leading position in communications and transportation system, but for a long time due to the influence of various factors,
The serious lag of railway technology development in China, the gap with technology developed country was at 30 years or more.In order to change the backwardness of railway
Situation, fundamental solution, which is that, to rely on scientific and technological advances, and so far from the last century end, railway has carried out multiple speed raising, passenger traffic
Train speed has than before to be increased substantially, but the high speed technology of railway be one be related to it is multidisciplinary, multi-specialized comprehensive
Advanced technology, embodied a concentrated reflection of novel traction power, high-performance light vehicle, high-speed line structure etc. various technologies into
Step, to catch up with the level of technologically advanced country in a relatively short period of time, other than technology transfer, we will also develop symbol ourselves
Close China's national situation advanced technology, power-centralized type motor train unit train be exactly be adapt to current rail great-leap-forward development and develop and grind
The novel motor train unit train of system.
Utility model content
The purpose of this utility model is that in view of the above shortcomings of the prior art, providing a kind of novel train power supply pipe
Cabinet is managed, can be improved output power and has the function of detecting bus.
To achieve the above object, the utility model adopts the technical scheme that
The utility model provides a kind of novel train power supply management cabinet, including main variable flow cabinet, the main variable flow cabinet packet
Two four-quadrant power supply modules are included, each four-quadrant power supply module respectively exports DC600V DC current all the way, every road
DC600V DC current is in parallel after being isolated by contactor, forms the DC600V DC bus that capacity all the way is 400KW.
Further, the DC600V that the DC600V DC bus and another way capacity that the capacity all the way is 400KW are 400KW
DC bus is in parallel, and the DC600V DC bus and the another way capacity that the capacity all the way after parallel connection is 400KW are
The DC600V DC bus of 400KW is connected with one group of direct-furnish electrical socket of locomotive.
Further, contactor is in series on the DC600V DC bus that the another way capacity is 400KW.
Further, it is in series with earthing detection circuit on the DC600V DC bus that the capacity all the way is 400KW, it is described to connect
Ground measure loop is by electric signal transmission to control cabinet.
Further, electric signal is transferred to indicator light and control contactor by control interface by the control cabinet.
The utility model has the following beneficial effects: on locomotive two specified 200KW DC600V train power supply unit (LGU1,
LGU2 output end) is in parallel for carrying out in management cabinet in column by D.C. contactor, forms output capacity 400KW's all the way
DC600V DC bus is additionally connect by D.C. contactor with the DC600V bus of another way 400KW, and column are for managing cabinet control
The movement of contactor processed realizes that the management to power supply system, the movement of contactor can increase manual Redundant Control；
The train power supply manages cabinet using four-quadrant rectifier instead of traditional phase control rectifier technology, while using bimodulus
Block is in parallel, can be improved output power.
Detailed description of the invention
Fig. 1 is the schematic illustration that a kind of novel train power supply of the utility model manages cabinet；
Fig. 2 is the schematic illustration that one train power supply of embodiment manages cabinet major loop.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and implement
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Referring to Fig. 1, a kind of novel train power supply manages cabinet, including main variable flow cabinet, the main variable flow cabinet includes four-quadrant
It is each defeated to limit power supply module LGU1 and four-quadrant power supply module LGU2, four-quadrant power supply module LGU1 and four-quadrant power supply module LGU2
DC600V DC current all the way out, every road DC600V DC current respectively after contactor KM1 and contactor KM2 isolation simultaneously
Connection forms the DC600V DC bus that capacity all the way is 400KW.
The DC600V DC bus that the DC600V DC bus and another way capacity that capacity is 400KW all the way are 400KW is simultaneously
Connection, the DC600V that the DC600V DC bus and the another way capacity that the capacity all the way after parallel connection is 400KW are 400KW
DC bus is connected with one group of direct-furnish electrical socket of locomotive.Wherein one group of direct-furnish electrical socket is respectively A1, A2, A3 and A4.
Contactor KM3 is in series on the DC600V DC bus that the another way capacity is 400KW.
Earthing detection circuit 1, the earthing detection are in series on the DC600V DC bus that the capacity all the way is 400KW
Circuit 1 is by electric signal transmission to control cabinet 2.
Electric signal is transferred to indicator light and control contactor by control interface 3 by the control cabinet 2.
Wherein, contactor KM1, contactor KM2, contactor KM3, earthing detection circuit, control cabinet are installed in column for matching
In electric cabinet.
Embodiment one
Referring to Fig. 2, a kind of novel train power supply manages cabinet, including main variable flow cabinet, the main variable flow cabinet includes four-quadrant
It is each defeated to limit power supply module LGU1 and four-quadrant power supply module LGU2, four-quadrant power supply module LGU1 and four-quadrant power supply module LGU2
DC600V DC current all the way out, every road DC600V DC current respectively after contactor KM1 and contactor KM2 isolation simultaneously
Connection forms the DC600V DC bus that capacity all the way is 400KW.
The DC600V DC bus that the DC600V DC bus and another way capacity that capacity is 400KW all the way are 400KW is simultaneously
Connection, the DC600V that the DC600V DC bus and the another way capacity that the capacity all the way after parallel connection is 400KW are 400KW
DC bus is connected with one group of direct-furnish electrical socket of locomotive.Wherein one group of direct-furnish electrical socket is respectively A1, A2, A3 and A4.
Contactor KM3 is in series on the DC600V DC bus that the another way capacity is 400KW.
Earthing detection circuit 1, the earthing detection are in series on the DC600V DC bus that the capacity all the way is 400KW
Circuit 1 is by electric signal transmission to control cabinet 2.
Electric signal is transferred to indicator light and control contactor by control interface 3 by the control cabinet 2.
Wherein, contactor KM1, contactor KM2, contactor KM3, earthing detection circuit, control cabinet are installed in column for matching
In electric cabinet.
Referring to Fig. 2, DC600V input, respectively from DC600V module, TA1 measures DC600V bus current, TV1 measurement
Busbar voltage.R1, R2 are the identical resistance of two resistance values, constitute equalizer circuit, and R3, R4 are to be grounded current-limiting resistance, adjustment R1,
The limiting value of leakage current when the resistance value of R2, R3, R4 can control busbar grounding, TV2 measure half voltage, and TA2 measures leakage current, should
Circuit in traditional column for increasing a TA3 on drain contact circuit, for detecting the current difference of DC600V bus.Due to
The presence of TA3 can carry out Primary Location to electric leakage position,
When normal, TV1 600V, TV2 300V, TA2, TA3 zero, when certain moment positive bus-bar be grounded, ground resistance Rg,
This branch, might as well be equivalent to resistance R5 by Rg and R3, R4 series connection at this time,
R1 and R5 is in parallel, and the both ends R1 equivalent resistance will be less than the both ends R2, R1 partial pressure and reduce at this time, and R2 partial pressure increases.Therefore,
TV2 will be less than 300V at this time.Meanwhile TA2 reading is positive value, if TA3 is zero at this time, illustrates that electric leakage occurs between TA3
Circuit, i.e. column are for managing at cabinet to LGU1, LGU2, on the contrary, illustrating electric leakage if TA3 reading is not zero and is equal to TA2
Circuit after TA3, i.e. car DC600V bus illustrate the front and back TA3 if TA3 reading is not zero and not equal to TA2
There is electric leakage, when negative busbar is grounded, situation is similar.
The above-mentioned embodiments merely express the embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (5)
1. a kind of novel train power supply manages cabinet, it is characterised in that: including main variable flow cabinet, the main variable flow cabinet includes two four
Quadrant power supply module, each four-quadrant power supply module respectively export DC600V DC current all the way, every road DC600V direct current
Stream is in parallel after being isolated by contactor, forms the DC600V DC bus that capacity all the way is 400KW.
2. the novel train power supply of one kind according to claim 1 manages cabinet, it is characterised in that: the capacity all the way is
The DC600V DC bus of 400KW and another way capacity are that the DC600V DC bus of 400KW is in parallel, after parallel connection it is described all the way
DC600V DC bus that the DC600V DC bus and the another way capacity that capacity is 400KW are 400KW with one group of locomotive
Direct-furnish electrical socket is connected.
3. the novel train power supply of one kind according to claim 2 manages cabinet, it is characterised in that: the another way capacity is
Contactor is in series on the DC600V DC bus of 400KW.
4. the novel train power supply of one kind according to claim 1 manages cabinet, it is characterised in that: the capacity all the way is
Earthing detection circuit is in series on the DC600V DC bus of 400KW, the earthing detection circuit is by electric signal transmission to control
Case.
5. the novel train power supply of one kind according to claim 4 manages cabinet, it is characterised in that: the control cabinet is by telecommunications
Number indicator light and control contactor are transferred to by control interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822225515.8U CN209521544U (en) | 2018-12-28 | 2018-12-28 | A kind of novel train power supply management cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822225515.8U CN209521544U (en) | 2018-12-28 | 2018-12-28 | A kind of novel train power supply management cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209521544U true CN209521544U (en) | 2019-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822225515.8U Active CN209521544U (en) | 2018-12-28 | 2018-12-28 | A kind of novel train power supply management cabinet |
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| Country | Link |
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| CN (1) | CN209521544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022002114A1 (en) * | 2020-07-03 | 2022-01-06 | 中车资阳机车有限公司 | Main circuit topology structure of hybrid locomotive with constant speed generator set, and power supply method |
-
2018
- 2018-12-28 CN CN201822225515.8U patent/CN209521544U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022002114A1 (en) * | 2020-07-03 | 2022-01-06 | 中车资阳机车有限公司 | Main circuit topology structure of hybrid locomotive with constant speed generator set, and power supply method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of train power supply management cabinet Effective date of registration: 20220222 Granted publication date: 20191022 Pledgee: Bank of China Limited Wuhan Jianghan sub branch Pledgor: WUHAN ZHENGYUAN ELECTRIC Co.,Ltd. Registration number: Y2022420000040 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |