CN104442402B - A kind of train power supply equipment - Google Patents
A kind of train power supply equipment Download PDFInfo
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- CN104442402B CN104442402B CN201410727629.6A CN201410727629A CN104442402B CN 104442402 B CN104442402 B CN 104442402B CN 201410727629 A CN201410727629 A CN 201410727629A CN 104442402 B CN104442402 B CN 104442402B
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- transformation module
- voltage transformation
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Abstract
The invention discloses a kind of train power supply equipment, for providing electric energy at phase-separating section for train, including DC-DC voltage transformation module, energy storage device, current sensing means and controller；DC-DC voltage transformation module is connected in parallel on power supply circuits DC side；It is connected with power supply circuits DC side, and the current sensing means being connected with controller；The controller being connected with energy storage device；Energy storage device is connected with DC-DC voltage transformation module and is connected with controller.When train operation is in normal region, detection device detects that power supply system of train has electricity.Controller has the result of electricity according to the power supply circuits that detection device detects, controls energy storage device charging, it is achieved normal region is to energy storage device energy storage.When train detects power supply circuits power-off through phase-separating section, power supply system of train power-off, detection device.The result of power supply circuits power-off that controller detects according to detection device, controls energy storage device electric discharge, it is achieved the power supply to train when crossing phase-separating section.
Description
Technical field
The present invention relates to train power supply field, particularly relate to a kind of train power supply equipment.
Background technology
21 century, Chinese Railway strides into the epoch of high speed passenger transportation.Along with life is become better and better, comfortable for train of people
Spend more and more higher.Wherein, the power supply of train is the key factor affecting Comfortability of Train.Electric locomotive is properly functioning
Time, high-tension electricity can be provided by contact net, for vehicle provide air-conditioning, illuminate, the household electricity such as heating.But through phase-separating section
Time, do not have electric power to provide, the degree of comfort decreased of train can be caused.Especially when passing through multiple phase-separating section, train constantly supplies
Electricity power-off, more can greatly affect the comfort of passenger.
Therefore, can be the problem needing solution badly to train uninterrupted power supply when train is by phase-separating section.
Summary of the invention
It is an object of the invention to provide a kind of train power supply equipment, that can not power during to solve train by phase-separating section asks
Topic.
A kind of train power supply equipment, for providing electric energy at phase-separating section for train, including:
DC-DC voltage transformation module, energy storage device, current sensing means and controller；
Described DC-DC voltage transformation module is connected in parallel on power supply circuits DC side, for by the electricity of described energy storage device
Pressure is converted to described power supply circuits DC voltage or described power supply circuits DC voltage is converted to described energy storage device
Voltage；
It is connected with described power supply circuits DC side, and the current sensing means being connected with described controller, it is used for detecting institute
State whether power supply circuits are energized；
The described controller being connected with described energy storage device, controls described energy storage according to the testing result of described detection device
Device is charged or discharges；
Described energy storage device is connected with described DC-DC voltage transformation module and is connected with described controller, is used for
It is charged under the control of described controller or discharges.
Preferably, described DC-DC voltage transformation module is: two phase D. C. Choppers.
Preferably, described current sensing means is: current sensor.
Preferably, also include:
It is connected on the catalyst between described power supply circuits DC side and described DC-DC voltage transformation module；With
DC-DC voltage transformation module tracer, for detecting the work of described DC-DC voltage transformation module
Make state, when described DC-DC voltage transformation module fault, the coil blackout to described catalyst.
Preferably, also include:
The alarm module being connected with described DC-DC voltage transformation module tracer, at described direct current/straight
Stream voltage transformation module fault alarm.
Preferably, described alarm module includes: buzzer or display lamp.
Preferably, described controller is built in described DC-DC voltage transformation module.
Preferably, described energy storage device is super capacitor.
Therefore, there is advantages that
A kind of train power supply equipment that the present invention provides, for providing electric energy at phase-separating section for train, including DC-DC
Voltage transformation module, energy storage device, current sensing means and controller.Wherein DC-DC voltage transformation module is connected in parallel on confession
Electricity circuit direct side；Current sensing means is connected with described power supply circuits DC side and is connected with described controller；Controller with
Described energy storage device is connected；Described energy storage device be connected with described DC-DC voltage transformation module and with described controller phase
Even.When train operation is in normal region, detection device detects that power supply system of train has electricity.Controller is according to detection device inspection
The power supply circuits measured have the result of electricity, control energy storage device charging.DC-DC voltage transformation module is by power supply circuits voltage
It is depressurized to the voltage of energy storage device, it is achieved normal region is to energy storage device energy storage.When train is through phase-separating section, train power supply system
System power-off, detection device detects power supply circuits power-off.The knot of the power supply circuits power-off that controller detects according to detection device
Really, energy storage device electric discharge is controlled.DC-DC voltage transformation module by the boost in voltage of energy storage device to power supply circuits voltage,
Realize the power supply to train when crossing phase-separating section.
Accompanying drawing explanation
A kind of train power supply device structure schematic diagram that Fig. 1 provides for the present invention；
The another kind of train power supply device structure schematic diagram that Fig. 2 provides for the present invention.
Detailed description of the invention
The core of the present invention is to provide a kind of train power supply equipment, to realize train through phase-separating section uninterrupted power supply
Purpose.
In a kind of train power supply equipment that the present invention provides, seeing Fig. 1, this embodiment includes herein below:
DC-DC voltage transformation module 10, energy storage device 20, current sensing means 30 and controller 40.
Concrete, DC-DC voltage transformation module 10 is connected in parallel on power supply circuits DC side.When train power supply is normal,
The high voltage of power supply circuits DC side is converted to meet energy storage device 20 voltage standard by DC-DC voltage transformation module 10
Low-voltage.When, after train power-off, the low-voltage of energy storage device 20 being boosted, to reach the high voltage of power supply circuits DC side
Standard, it is achieved the train power supply when crossing phase-separating section.
In order to power for a plurality of power supply circuits in train, it is also possible to by DC-DC voltage transformation module 10 respectively
DC side with a plurality of power supply circuits in parallel, in order to when crossing phase-separating section, power train well, improves the comfortable of passenger
Degree.
Current sensing means 30 is used for detecting whether power supply circuits are energized, and when circuit crosses phase-separating section, train can not pass through
Contact net obtains electric, thus power supply circuits power-off.Whether the break-make of current sensing means 30 testing circuit reaches point with reflection train
Phase region.
Controller 40 is connected with current sensing means 30, when current sensing means detects power supply circuits power-off, and output
Corresponding information, controller root 40 controls energy storage device 20 according to this information and powers.Accordingly, detect when current sensing means 30
When power supply circuits are powered, also exporting corresponding information, controller 40 thus controls energy storage device 20 and charges.
Energy storage device 20 is connected with described DC-DC voltage transformation module 10 and is connected with described controller 40, in control
It is charged under the control of device 40 processed or discharges.
The train power supply equipment that the present invention provides, for providing electric energy at phase-separating section for train, including DC-DC voltage
Modular converter, energy storage device, current sensing means and controller.Wherein DC-DC voltage transformation module is connected in parallel on power supply electricity
Road DC side；Current sensing means is connected with described power supply circuits DC side and is connected with described controller；Controller is with described
Energy storage device is connected；Described energy storage device is connected with described DC-DC voltage transformation module and is connected with described controller.When
Train operation is when normal region, and detection device detects that power supply system of train has electricity.Controller detects according to detection device
Power supply circuits have electricity result, control energy storage device charging.DC-DC voltage transformation module is by power supply circuits voltage step-down
Voltage to energy storage device, it is achieved normal region is to energy storage device energy storage.When train breaks through phase-separating section, power supply system of train
Electricity, detection device detects power supply circuits power-off.The result of the power supply circuits power-off that controller detects according to detection device, control
Energy storage device processed discharges.DC-DC voltage transformation module by the boost in voltage of energy storage device to power supply circuits voltage, it is achieved
Power supply to train when crossing phase-separating section.
In a kind of train power supply equipment that the present invention provides, seeing Fig. 2, this embodiment includes herein below:
DC-DC voltage transformation module 10, energy storage device 20, current sensing means 30 and controller 40, catalyst 50
With DC-DC voltage transformation module tracer 60.
Wherein, described DC-DC voltage transformation module 40 is connected in parallel on power supply circuits DC side, for described energy storage being filled
Put the voltage of 20 be converted to described power supply circuits DC voltage or described power supply circuits DC voltage is converted to described storage
The voltage of energy device 20.
In a specific embodiment, DC-DC voltage transformation module 10 is two phase D. C. Choppers, it is achieved right
Energy storage device 20 provides to power supply circuits DC voltage and carries out the function boosted and provide power supply circuits DC side to storage
The voltage of energy device 20 carries out the function of blood pressure lowering.
Current sensing means 30 is connected with described power supply circuits DC side and is connected with described controller 40, is used for detecting institute
State whether circuit is energized.
Concrete, current sensing means 30 can be current sensor.Certainly, in the present invention, be not limiting as concrete
The type of current sensing means 30.
The described controller 40 being connected with described energy storage device 20, controls institute according to the testing result of described detection device 30
State energy storage device 20 be charged or discharge.In a specific embodiment, described controller 40 is built in described direct current/straight
Stream voltage transformation module 10.
Energy storage device 20 is connected with described DC-DC voltage transformation module 10 and is connected with described controller 40, is used for
It is charged under the control of described controller 40 or discharges.
In a specific embodiment, energy storage device 20 can use super capacitor.
Catalyst 50 is connected between described power supply circuits DC side and described DC-DC voltage transformation module 10, connects
On-off is opened the circuit of DC-DC voltage transformation module 10 and power supply circuits DC side and is connected.
Generally, catalyst 50 keeps normally closed, connects the connection of train power supply equipment and power supply circuit for train.When directly
During stream/DC voltage modular converter 10 fault, i.e. disconnecting circuit connects, and isolates.
DC-DC voltage transformation module tracer 60, is used for detecting described DC-DC voltage transformation module 10
Duty, when described DC-DC voltage transformation module fault, the coil blackout to described catalyst.Work as catalyst
Coil 70 power-off, then catalyst 50 disconnects, and DC-DC voltage transformation module 10 is no longer switched on power supply circuits, it is ensured that therefore
The automatism isolation of the DC-DC voltage transformation module 10 of barrier.
Certainly, according to actual needs, it is also possible to use corresponding detection that power supply circuits itself are detected, power supply detected
During fault, control contactor disconnects.Here, the present invention simply enumerates an actual feasible program, it is not limiting as controlling
The equipment of catalyst and number of devices.
In other examples, the train power supply equipment that the present invention provides also includes turning with described DC-DC voltage
The alarm module that die change block tracer is connected, at described DC-DC voltage transformation module fault alarm.Specifically
, alarm module can be buzzer or display lamp.
Certainly, in the present invention, above-mentioned alarm module is buzzer or display lamp is a specific embodiment,
Do not represent and can only take both the above alarm mode.Concrete, the kind of alarm module can be taked according to actual needs, this
This is not made restriction by invention.
Above invention provided by the present invention is described in detail.Specific case used herein is to the present invention's
Principle and embodiment are set forth, and the explanation of above example is only intended to help to understand principle and the core thereof of the present invention
Thought.It should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention, also
The present invention can be carried out some improvement and modification, these improve and modify the protection domain also falling into the claims in the present invention
In.
Claims (7)
1. a train power supply equipment, for providing electric energy at phase-separating section for train, it is characterised in that including:
DC-DC voltage transformation module, energy storage device, current sensing means and controller；
Described DC-DC voltage transformation module is connected in parallel on power supply circuits DC side, for being turned by the voltage of described energy storage device
It is changed to described power supply circuits DC voltage or described power supply circuits DC voltage is converted to the voltage of described energy storage device；
It is connected with described power supply circuits DC side, and the current sensing means being connected with described controller, it is used for detecting described confession
Whether electricity circuit is energized；
The described controller being connected with described energy storage device, controls described energy storage device according to the testing result of described detection device
It is charged or discharges；
Described energy storage device is connected with described DC-DC voltage transformation module and is connected with described controller, for described
It is charged under the control of controller or discharges；
It is connected on the catalyst between described power supply circuits DC side and described DC-DC voltage transformation module；With
DC-DC voltage transformation module tracer, for detecting the work shape of described DC-DC voltage transformation module
State, when described DC-DC voltage transformation module fault, the coil blackout to described catalyst.
Equipment the most according to claim 1, it is characterised in that described DC-DC voltage transformation module is: two quadrants are straight
Stream chopper.
Equipment the most according to claim 1, it is characterised in that described current sensing means is: current sensor.
Equipment the most according to claim 1, it is characterised in that also include:
The alarm module being connected with described DC-DC voltage transformation module tracer, at described DC-DC electricity
Pressure modular converter fault alarm.
Equipment the most according to claim 4, it is characterised in that described alarm module includes: buzzer or display lamp.
Equipment the most according to claim 1, it is characterised in that described controller is built in described DC-DC voltage and turns
Die change block.
Equipment the most according to claim 1, it is characterised in that described energy storage device is super capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410727629.6A CN104442402B (en) | 2014-12-03 | 2014-12-03 | A kind of train power supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410727629.6A CN104442402B (en) | 2014-12-03 | 2014-12-03 | A kind of train power supply equipment |
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| Publication Number | Publication Date |
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| CN104442402A CN104442402A (en) | 2015-03-25 |
| CN104442402B true CN104442402B (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410727629.6A Active CN104442402B (en) | 2014-12-03 | 2014-12-03 | A kind of train power supply equipment |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110626220B (en) * | 2018-06-21 | 2023-03-07 | 株洲中车时代电气股份有限公司 | Flexible automatic passing neutral section system and control method thereof |
| CN110667650A (en) * | 2019-10-17 | 2020-01-10 | 株洲中车时代电气股份有限公司 | Control method and control system for passing neutral section of train |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1524728A (en) * | 2003-02-27 | 2004-09-01 | 凌恺夫 | Automatic split phase passing machine switching unit of electric locomotive |
| CN102582465A (en) * | 2012-03-05 | 2012-07-18 | 西南交通大学 | Method for keeping intermediate direct-current voltage of regeneration passing neutral section stable |
| CN102684288B (en) * | 2012-03-31 | 2015-04-22 | 中国人民解放军第三军医大学第二附属医院 | Railway network phase separating section characteristic-based self-starting power supply method for train pressure swing adsorption (PSA) oxygen preparation system |
| CN102923133A (en) * | 2012-10-26 | 2013-02-13 | 山东科技大学 | Mining lithium-ion battery electric locomotive power assembly system |
| US9379542B2 (en) * | 2012-11-20 | 2016-06-28 | General Electric Company | System for multiple inverter-driven loads |
| CN103496326B (en) * | 2013-09-23 | 2016-07-06 | 南车株洲电力机车研究所有限公司 | A kind of vehicle-mounted energy storage device for electric locomotive and electric EMU and method |
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Address after: 412001 Hunan Province, Zhuzhou Shifeng District Tianxin hi tech Park Patentee after: CRRC ZHUZHOU LOCOMOTIVE Co.,Ltd. Address before: 412001 Hunan Province, Zhuzhou Shifeng District Tianxin hi tech Park Patentee before: CSR ZHUZHOU ELECTRIC LOCOMOTIVE Co.,Ltd. |