CN106487090A - Subway controls power supply emergency start apparatus and method with subordinate inverter - Google Patents
Subway controls power supply emergency start apparatus and method with subordinate inverter Download PDFInfo
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- CN106487090A CN106487090A CN201510548363.3A CN201510548363A CN106487090A CN 106487090 A CN106487090 A CN 106487090A CN 201510548363 A CN201510548363 A CN 201510548363A CN 106487090 A CN106487090 A CN 106487090A
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- power supply
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Abstract
The embodiment of the present invention provides a kind of subway subordinate inverter to control power supply emergency start apparatus and method.Subway of the present invention controls power supply emergency start device with subordinate inverter, and this device is applied in train, and this device includes：It is the available alternating voltage of load that subordinate inverter module is used for grid power transmission voltage conversion, and provides AC-input voltage to charger module；Charger module, for controlling accumulator to be charged using AC-input voltage or discharging；Power module is controlled to be used for providing DC control supply to subordinate inverter module and charger module；Emergency Power circuit module is used for, when discharged or defective battery or fault, grid power transmission voltage being changed, and powers to control power module.The present invention can ensure that train normally runs, and then solution train in discharged or defective battery needs to stop, and dispatch moveable external power supply and cause the problem of circuit congestion.
Description
Technical field
The present embodiments relate to power technology, more particularly, to a kind of subway subordinate inverter controls power supply
Emergency start apparatus and method.
Background technology
The power supply that controls in the auxiliary power supply system of subway train or municipal rail train typically adopts the confession of accumulator
Electrically.Specifically, train line voltage is charged a battery by subordinate inverter and charger, stores
Battery is that train provides DC control supply, is the subordinate inverter in train and charger by accumulator
DC control supply is provided.
The normal operation of auxiliary power supply system depends on accumulator to provide DC control supply.However, electric power storage
The power shortage in pond, often occurs, in overhaul of the equipments, if discharged or defective battery is it is necessary to adopt individually electricity
Source device charges to accumulator, when train is in and runs on circuit, if discharged or defective battery, train
Out of service and it needs to dispatch moveable external power supply by maintainer, this external power source sets
For energy storage device need to be configured, by this moveable external power supply, it is subordinate inverter and charger
DC control supply is provided, restarts accumulator and charge.
Yet with moveable external power supply, typically could be equipped with website, for being in circuit
Suddenly there is discharged or defective battery in the train of upper operation, dispatch moveable external power supply, needs when
Between longer, the congestion of remaining train on circuit can be caused, bring immense pressure to train operation.
Content of the invention
The embodiment of the present invention provides a kind of subway subordinate inverter to control power supply emergency start device and side
Method, solving the train in discharged or defective battery needs to stop, and dispatches moveable external power supply and make
Become the problem of circuit congestion.
The embodiment of the present invention provides a kind of subway subordinate inverter to control power supply emergency start device, described
Device is applied in train, and described device includes：Subordinate inverter module, charger module, control electricity
Source module and Emergency Power circuit module；
The side of described subordinate inverter module is connected with power grid transmission line, opposite side respectively with load and fill
Motor module connects, and for being the available alternating voltage of load by grid power transmission voltage conversion, and fills to described
Motor module provides AC-input voltage；
Described charger module, for using described AC-input voltage control accumulator be charged or
Electric discharge；
The described side controlling power module is connected with described accumulator, and opposite side is electric with described Emergency Power
Road module connects, for providing DC control electricity to described subordinate inverter module and described charger module
Source；
The side of described Emergency Power circuit module is connected with power grid transmission line, for losing when described accumulator
When electricity or fault, grid power transmission voltage is changed, and power to described control power module.
Further, described Emergency Power circuit module includes the Emergency Power unit and first being serially connected
Counnter attack diode, described Emergency Power unit is connected with the positive pole of described first counnter attack diode；
Described Emergency Power unit, for described grid power transmission voltage conversion is to control power source supplying voltage,
And described control power source supplying voltage is supplied to by described control power supply mould by described first counnter attack diode
Block.
Further, described subordinate inverter module includes subordinate inverter power cell, alternating current filter
Unit, three-phase transformer unit and switch element；
Described subordinate inverter power cell, for controlling conducting and the cut-off output pulse of power switch pipe
Bandwidth modulation signals；
Described alternating current filter unit, for being converted to three-phase alternating current by described pulse width modulating signal
Pressure signal；
Described switch element is connected with load, is used for controlling whether to described load supplying；
Described three-phase transformer unit is located between described alternating current filter unit and described switch element, uses
In carrying out voltage isolation.
Further, when described accumulator power shortage and do not break down, from described accumulator to
Described control power module is powered.
Further, described device also includes the second counnter attack diode, described second counnter attack diode concatenation
In the cathode output end of described accumulator, the positive pole of described second counnter attack diode is connected with accumulator.
The embodiment of the present invention also provides a kind of subway subordinate inverter to control power supply emergency start option, bag
Include：
Judge accumulator in auxiliary power supply system whether power shortage or fault；
When the discharged or defective battery in auxiliary power supply system or fault, Emergency Power power supply circuits are controlled to run,
By described Emergency Power power supply circuits, grid power transmission voltage is changed, and to described auxiliary power supply system
DC control supply is provided；
Wherein, described auxiliary power supply system includes subordinate inverter and charger.
Further, described Emergency Power power supply circuits include Emergency Power module and counnter attack diode；
Described control Emergency Power power supply circuits run, from described Emergency Power power supply circuits to described auxiliary
Electric power system provides DC control supply, including：
Control described Emergency Power module to run, grid power transmission voltage conversion is to control power source supplying voltage；
Described control power source supplying voltage is provided to described auxiliary power supply system through described counnter attack diode
DC control supply；
Wherein, the positive pole of described counnter attack diode is connected with described Emergency Power module.
Further, methods described also includes：
When the accumulator in auxiliary power supply system power shortage and do not break down, by described charger
Described accumulator is controlled to provide DC control supply to described auxiliary power supply system.
Embodiment of the present invention subway controls power supply emergency start apparatus and method with subordinate inverter, works as auxiliary
When the discharged or defective battery in electric power system or fault, run by controlling Emergency Power power supply circuits, by institute
State Emergency Power power supply circuits to be changed grid power transmission voltage, and provide to described auxiliary power supply system
DC control supply, to ensure that auxiliary power supply system can be with normal operation, even if thus being in line in train
There is discharged or defective battery when road is run, can ensure that train normally runs, and enters using the method for the present embodiment
And solve the train in discharged or defective battery and need to stop, and dispatch moveable external power supply and cause
The problem of circuit congestion.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
The accompanying drawing applying required use in example or description of the prior art be briefly described it should be apparent that, under
Accompanying drawing in the description of face is some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structure that subway subordinate inverter of the present invention controls power supply emergency start device embodiment one
Schematic diagram；
Fig. 2 is the structure that subway subordinate inverter of the present invention controls power supply emergency start device embodiment two
Schematic diagram；
Fig. 3 is the flow process that subway subordinate inverter of the present invention controls power supply emergency start option embodiment one
Figure.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with this
Accompanying drawing in bright embodiment, is clearly and completely described to the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained under the premise of not making creative work
The every other embodiment obtaining, broadly falls into the scope of protection of the invention.
Fig. 1 is the structure that subway subordinate inverter of the present invention controls power supply emergency start device embodiment one
Schematic diagram, the device of the present embodiment can apply in train, as shown in figure 1, the device of the present embodiment
Can include：Subordinate inverter module 11, charger module 12, control power module 13 and promptly electricity
Source circuit module 14, wherein, the side of subordinate inverter module 11 is connected with power grid transmission line, another
Side is connected with load and charger module respectively, for being the available exchange of load by grid power transmission voltage conversion
Voltage, and provide AC-input voltage to described charger module 12, charger module 12, for profit
Control accumulator 15 to be charged with described AC-input voltage or discharge, control power module 13
Side is connected with described accumulator 15, and opposite side is connected with described Emergency Power circuit module 14, is used for
There is provided DC control supply to described subordinate inverter module 11 and described charger module 12, promptly electricity
The side of source circuit module 14 is connected with power grid transmission line, for when described accumulator 15 power shortage or event
During barrier, grid power transmission voltage is changed, and power to described control power module 13.
Specifically, power module 13 is controlled to be used for described subordinate inverter module 11 and described charger
Module 12 provides DC control supply, but it needs other power supplys and supplies power for, that is, control power module
13 need other units supplies power for, and it just can give subordinate inverter module 11 and charger module 12
DC control supply is provided, under normal circumstances, is given by accumulator 15 and control power module 13 to power, but
It is when discharged or defective battery or fault, this control power module 13 just cannot give subordinate inverter module
11 and charger module 12 DC control supply is provided, and the embodiment of the present invention can utilize Emergency Power
Circuit module 14, in accumulator 15 power shortage or fault, is powered to this control power module 13, thus
So that controlling power module 13 can provide directly with bio-occlusion subordinate inverter module 11 and charger module 12
Flow control power supply.
The present embodiment, when discharged or defective battery or fault, the subway auxiliary inversion of the embodiment of the present invention
Device controls power supply emergency start device can pass through Emergency Power circuit module 14 to control power module 13
Power supply, that is, provide DC control supply to described subordinate inverter module 11 and described charger module 12,
Even if make this subway subordinate inverter control power supply emergency start device in accumulator 15 power shortage or
During fault, still can ensure that the normal operation of device, in train, apply this subway subordinate inverter control
Power supply emergency start device can be prevented effectively from and cause withdrawal of train because of train discharged or defective battery or fault
Problem.
Fig. 2 is the structure that subway subordinate inverter of the present invention controls power supply emergency start device embodiment two
Schematic diagram, as shown in Fig. 2 the device of the present embodiment, on the basis of Fig. 1 shown device structure, enters one
Step ground, described Emergency Power circuit module 14 can include the Emergency Power unit 141 being serially connected and the
One counnter attack diode 142, the positive pole of described Emergency Power unit 141 and the first counnter attack diode 142 is even
Connect, described Emergency Power unit 141, for being to control power supply to power by described grid power transmission voltage conversion
Voltage, and by described first counnter attack diode 142, described control power source supplying voltage is supplied to described
Control power module 13.
Further, described subordinate inverter module 11 can include subordinate inverter power cell 111,
Alternating current filter unit 112, three-phase transformer unit 113 and switch element 114, wherein, described auxiliary
Inverter power unit 111, for controlling conducting and the cut-off output pulse width modulation of power switch pipe
Signal, described alternating current filter unit 112, for being converted to three-phase by described pulse width modulating signal
Ac voltage signal, described switch element 114 is connected with load 16, is used for controlling whether to described load
Power supply, described three-phase transformer unit 113 is located at described alternating current filter unit 112 and described switch is single
Between unit 114, it is used for carrying out voltage isolation.
Further, when described accumulator 15 power shortage and do not break down, by described accumulator
15 power to described control power module 13.
Further, described device can also include the second counnter attack diode 17, described second counnter attack two pole
Pipe 17 is serially connected with the cathode output end of described accumulator, the positive pole of described second counnter attack diode 17 and storage
Battery 15 connects.
Specifically, subordinate inverter power cell 111 accesses power supply from electrical network 1, controls subordinate inverter
Power switch pipe conducting in power cell 111 and cut-off output pulse width modulation (Pulse Width
Modulation, abbreviation PWM) signal, this pwm signal changed by alternating current filter unit 112
For three-phase alternating voltage signal, then export suitable three-phase alternating voltage through three-phase transformer unit 113
Signal, this suitable three-phase alternating voltage signal gives load 16 power supply through switch element 114, will simultaneously
This suitable three-phase alternating voltage signal is supplied to charger module 12 through switch element 114, fills for this
Motor module 12 provides AC-input voltage, and the output of charger module 12 is connected to accumulator 15, by
Charger module 12 controls accumulator 15 to be charged or discharge.
The subway that above-mentioned work process is the present invention controls power supply emergency start device with subordinate inverter
Main circuit work process, controls the control in power supply emergency start device below to subway with subordinate inverter
The work process of power supply is briefly described, specifically, point two kinds of mode of operations, (1) controls power supply
Normal boot process, under normal circumstances, accumulator 15 is given and controls power module 13 to power, i.e. accumulator
15 positive pole output exports to controlling power module 13 through counnter attack diode 17, by controlling power supply mould
Block 13 provides DC control supply to subordinate inverter module 11 and charger module 12；(2) electric power storage
Under pond 15 power shortage or failure condition, emergency start process, when accumulator 15 power shortage or fault,
Emergency Power unit 141 runs, and accesses electric network source, electric network source is converted to control power supply and powers electricity
Pressure, for example, be converted to 110V low-voltage by the 1500V high voltage of electrical network 1, this control power supply powered
Voltage is supplied to control power module 13 by counnter attack diode 142, is given by controlling power module 13
Subordinate inverter module 11 and charger module 12 provide DC control supply so that subordinate inverter mould
Block 11 and charger module 12, still can be with normal operations in discharged or defective battery or fault.For example,
When accumulator 15 power shortage, by this Emergency Power unit 141 give control power module 13 power so that
Charger module 12 can charge to accumulator 15, when accumulator 15 can normally be run, then can stop
Stop this Emergency Power unit 141 to work, this control power module 13 is continued as by accumulator 15 and powers.
As shown in figure 3, the output of the output of Emergency Power unit 141 and accumulator 15 is all by respective
Counnter attack diode (142,17) is connected so that Emergency Power unit 141 and accumulator 15 can be simultaneously
Power supply, increases redundancy.
The present embodiment, Emergency Power unit is integrated in subway subordinate inverter and controls power supply emergency start
Inside device, in train discharged or defective battery, can easily start Emergency Power unit, for auxiliary
Inverter module and charger module provide DC control supply, compare more traditional setting using external power source
For carrying out emergency start, save manpower and materials, it is to avoid the accident of large area train delays.
It should be noted that the above embodiment of the present invention is not limited in for subway, it can also be answered
For urban rail, high ferro etc., with the fast development of urban rail, subway, the application present invention in train
Subway subordinate inverter controls power supply emergency start device that the safe operation of train can be effectively ensured.
Fig. 3 is the flow process that subway subordinate inverter of the present invention controls power supply emergency start option embodiment one
Figure, as shown in figure 3, the method for the present embodiment can include：
Step 101, judge accumulator in auxiliary power supply system whether power shortage or fault.
Step 102, when the discharged or defective battery in auxiliary power supply system or fault, control Emergency Power supply
Circuit runs, and by described Emergency Power power supply circuits, grid power transmission voltage is changed, and to described
Auxiliary power supply system provides DC control supply.
Wherein, described auxiliary power supply system includes subordinate inverter and charger.
Specifically, the discharged or defective battery in the auxiliary power supply system of subway train or during fault, it cannot be just
Often provide DC control supply for auxiliary power supply system, cannot be subordinate inverter and charger provide straight
Flow control power supply, in this case, the embodiment of the present invention controls Emergency Power power supply circuits to run, by this
Grid power transmission voltage is changed by Emergency Power power supply circuits, and provides direct current control to auxiliary power supply system
Power supply processed, so that auxiliary power supply system can be made auxiliary power supply system control and is stored with normal work
Battery is charged or discharges.
Further, described Emergency Power power supply circuits include Emergency Power module and counnter attack diode；Phase
Answer, described control Emergency Power power supply circuits run, from described Emergency Power power supply circuits to described auxiliary
Help electric power system to provide DC control supply, be specifically as follows：Described Emergency Power module is controlled to run,
Grid power transmission voltage conversion is to control power source supplying voltage；By described control power source supplying voltage through institute
Stating counnter attack diode provides DC control supply, wherein said counnter attack diode to described auxiliary power supply system
Positive pole be connected with described Emergency Power module.
Further, methods described can also include：When losing does not occur in the accumulator in auxiliary power supply system
Electricity and when not breaking down, controls described accumulator to provide to described auxiliary power supply system from described charger
DC control supply.
The present embodiment, when the discharged or defective battery in auxiliary power supply system or fault, by controlling promptly electricity
Source power supply circuits run, and are changed grid power transmission voltage by described Emergency Power power supply circuits, and to
Described auxiliary power supply system provides DC control supply, with ensure auxiliary power supply system can with normal operation,
Even if thus be in when circuit runs in train there is discharged or defective battery, the method using the present embodiment is permissible
Ensureing that train normally runs, and then solve the train in discharged or defective battery needs to stop, and dispatches removable
External power supply and cause the problem of circuit congestion.
One of ordinary skill in the art will appreciate that：Realize all or part step of above-mentioned each method embodiment
Suddenly can be completed by the related hardware of programmed instruction.Aforesaid program can be stored in a computer can
Read in storage medium.This program upon execution, executes the step including above-mentioned each method embodiment；And
Aforesaid storage medium includes：ROM, RAM, magnetic disc or CD etc. are various can be with store program codes
Medium.
Finally it should be noted that：Various embodiments above is only in order to illustrating technical scheme rather than right
It limits；Although being described in detail to the present invention with reference to foregoing embodiments, this area common
Technical staff should be understood：It still can be modified to the technical scheme described in foregoing embodiments,
Or equivalent is carried out to wherein some or all of technical characteristic；And these modifications or replacement, and
Do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (8)
1. a kind of subway subordinate inverter controls power supply emergency start device it is characterised in that described dress
Put and be applied in train, described device includes：Subordinate inverter module, charger module, control power supply
Module and Emergency Power circuit module；
The side of described subordinate inverter module is connected with power grid transmission line, opposite side respectively with load and fill
Motor module connects, and for being the available alternating voltage of load by grid power transmission voltage conversion, and fills to described
Motor module provides AC-input voltage；
Described charger module, for using described AC-input voltage control accumulator be charged or
Electric discharge；
The described side controlling power module is connected with described accumulator, and opposite side is electric with described Emergency Power
Road module connects, for providing DC control electricity to described subordinate inverter module and described charger module
Source；
The side of described Emergency Power circuit module is connected with power grid transmission line, for losing when described accumulator
When electricity or fault, grid power transmission voltage is changed, and power to described control power module.
2. device according to claim 1 is it is characterised in that described Emergency Power circuit module bag
Include the Emergency Power unit being serially connected and the first counnter attack diode, described Emergency Power unit and described the
The positive pole of one counnter attack diode connects；
Described Emergency Power unit, for described grid power transmission voltage conversion is to control power source supplying voltage,
And described control power source supplying voltage is supplied to by described control power supply mould by described first counnter attack diode
Block.
3. device according to claim 1 and 2 is it is characterised in that described subordinate inverter module
Including subordinate inverter power cell, alternating current filter unit, three-phase transformer unit and switch element；
Described subordinate inverter power cell, for controlling conducting and the cut-off output pulse of power switch pipe
Bandwidth modulation signals；
Described alternating current filter unit, for being converted to three-phase alternating current by described pulse width modulating signal
Pressure signal；
Described switch element is connected with load, is used for controlling whether to described load supplying；
Described three-phase transformer unit is located between described alternating current filter unit and described switch element, uses
In carrying out voltage isolation.
4. device according to claim 1 and 2 is it is characterised in that when described accumulator does not occur
Power shortage and when not breaking down, is powered from described accumulator to described control power module.
5. device according to claim 4 is it is characterised in that described device also includes the second counnter attack
Diode, described second counnter attack diode is serially connected with the cathode output end of described accumulator, and described second prevents
The positive pole of anti-diode is connected with accumulator.
6. a kind of subway controls power supply emergency start option with subordinate inverter it is characterised in that including：
Judge accumulator in auxiliary power supply system whether power shortage or fault；
When the discharged or defective battery in auxiliary power supply system or fault, Emergency Power power supply circuits are controlled to run,
By described Emergency Power power supply circuits, grid power transmission voltage is changed, and to described auxiliary power supply system
DC control supply is provided；
Wherein, described auxiliary power supply system includes subordinate inverter and charger.
7. method according to claim 6 is it is characterised in that described Emergency Power power supply circuits bag
Include Emergency Power module and counnter attack diode；
Described control Emergency Power power supply circuits run, from described Emergency Power power supply circuits to described auxiliary
Electric power system provides DC control supply, including：
Control described Emergency Power module to run, grid power transmission voltage conversion is to control power source supplying voltage；
Described control power source supplying voltage is provided to described auxiliary power supply system through described counnter attack diode
DC control supply；
Wherein, the positive pole of described counnter attack diode is connected with described Emergency Power module.
8. method according to claim 7 is it is characterised in that methods described also includes：
When the accumulator in auxiliary power supply system power shortage and do not break down, by described charger
Described accumulator is controlled to provide DC control supply to described auxiliary power supply system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510548363.3A CN106487090A (en) | 2015-08-31 | 2015-08-31 | Subway controls power supply emergency start apparatus and method with subordinate inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510548363.3A CN106487090A (en) | 2015-08-31 | 2015-08-31 | Subway controls power supply emergency start apparatus and method with subordinate inverter |
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| CN106487090A true CN106487090A (en) | 2017-03-08 |
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ID=58236371
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510548363.3A Pending CN106487090A (en) | 2015-08-31 | 2015-08-31 | Subway controls power supply emergency start apparatus and method with subordinate inverter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109450285A (en) * | 2018-11-01 | 2019-03-08 | 北京交通大学 | The major-minor model of integration energy in bidirectional flow auxiliary power supply system of rail traffic vehicles |
| CN111969855A (en) * | 2019-11-01 | 2020-11-20 | 西安爱科赛博电气股份有限公司 | Auxiliary power supply device for guide rail electric locomotive, guide rail electric locomotive and power supply method thereof |
| CN113193745A (en) * | 2021-05-12 | 2021-07-30 | 中车青岛四方机车车辆股份有限公司 | Zero-pressure starting device and control method for railway vehicle and railway vehicle |
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| CN202840585U (en) * | 2012-08-31 | 2013-03-27 | 中国北车股份有限公司大连电力牵引研发中心 | Charger system and rail vehicle |
| CN204586534U (en) * | 2015-05-08 | 2015-08-26 | 株洲南车时代电气股份有限公司 | A kind of train traction converter plant |
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| CN102651562A (en) * | 2011-02-25 | 2012-08-29 | 比亚迪股份有限公司 | Direct current power supply system of electric vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450285A (en) * | 2018-11-01 | 2019-03-08 | 北京交通大学 | The major-minor model of integration energy in bidirectional flow auxiliary power supply system of rail traffic vehicles |
| CN109450285B (en) * | 2018-11-01 | 2023-10-31 | 北京交通大学 | Main and auxiliary integrated mode energy bidirectional flow auxiliary power supply system for rail transit vehicle |
| CN111969855A (en) * | 2019-11-01 | 2020-11-20 | 西安爱科赛博电气股份有限公司 | Auxiliary power supply device for guide rail electric locomotive, guide rail electric locomotive and power supply method thereof |
| CN113193745A (en) * | 2021-05-12 | 2021-07-30 | 中车青岛四方机车车辆股份有限公司 | Zero-pressure starting device and control method for railway vehicle and railway vehicle |
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