CN107891872A - A kind of emergent pulliung circuit based on Vehicular accumulator cell - Google Patents
A kind of emergent pulliung circuit based on Vehicular accumulator cell Download PDFInfo
- Publication number
- CN107891872A CN107891872A CN201711031132.0A CN201711031132A CN107891872A CN 107891872 A CN107891872 A CN 107891872A CN 201711031132 A CN201711031132 A CN 201711031132A CN 107891872 A CN107891872 A CN 107891872A
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- Prior art keywords
- circuit
- emergent
- fuse
- vvvf
- converters
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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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of emergent pulliung circuit based on Vehicular accumulator cell, including accumulator box, isolation contactor, DC/DC converters, VVVF frequency converters, the first circuit and second circuit, the first circuit and second circuit are connected accumulator box, isolation contactor, DC/DC converters, VVVF frequency converters respectively.Compared with prior art, a kind of emergent pulliung circuit based on Vehicular accumulator cell of the present invention, apply on railcar, internal power module is started by DC/DC, by DC110V batteries input boosting for DC1200V direct current outputs to VVVF, VVVF is while DC1200V power supplies are obtained, specific curve of traction characteristics control traction electric machine will be used, train is allowed voluntarily to be drawn in the case where being inputted without external high pressure, realize that vehicle is voluntarily drawn without net, without three rail sections, in the case where gauze/current collection device failure is without high-pressure situations, realize train main track from rescue.
Description
Technical field
The present invention relates to a kind of emergent pulliung circuit based on Vehicular accumulator cell, belong to railcar battery traction technology
Field.
Background technology
Existing railcar operate in gauze fault section or current collection device failure or without barrier section etc. in particular cases,
Can not active mobile vehicle, it is necessary to wait external rescue.As people propose requirements at the higher level and train to metro operation reliability
The development that manufacturing technology is constantly brought forth new ideas, meet constantly to improve capacity requirement, reduce the departure interval, realized using Vehicular accumulator cell
Emergent traction turns into the new technology of rail vehicle traction.
Realize that train is voluntarily drawn using existing Vehicular accumulator cell, need to take into full account accumulator capacity to train speed and
The influence of run time, while be also required to consider the matching with DC/DC capacity.
After railcar is not boosted Vehicular accumulator cell by DC/DC at present, the scheme of emergent traction is realized.
The content of the invention
The technical problem to be solved in the invention is to be directed to above-mentioned the deficiencies in the prior art, and provides and meet that railcar exists
A kind of emergent pulliung circuit based on Vehicular accumulator cell of service requirement under emergency condition.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of emergent pulliung circuit based on Vehicular accumulator cell, including accumulator box, isolation contactor, DC/ DC converters,
VVVF frequency converters, the first circuit and second circuit, first circuit and second circuit connect respectively accumulator box, isolation contact
Device, DC/ DC converters, VVVF frequency converters.
As further preferred scheme, first circuit and second circuit are provided with auxiliary close to one end of accumulator box
Load is helped, the first circuit and second circuit are provided with traction electric machine close to one end of VVVF frequency converters.
Include as further preferred scheme, in the accumulator box the first auxiliary fuse, the first traction fuse,
Second auxiliary fuse, the second traction fuse, first auxiliary fuse and the first traction fuse are located at the first circuit
On, second auxiliary fuse and the second traction fuse are located on second circuit, the first auxiliary fuse and the second auxiliary
Fuse is set close to assistant load position.
Compared with prior art, a kind of emergent pulliung circuit based on Vehicular accumulator cell of the invention, is applied in subway
On, internal power module is started by DC/DC, is DC1200V direct current outputs to VVVF by the input boosting of DC110V batteries,
VVVF will use specific curve of traction characteristics control traction electric machine, and allow train without outside while DC1200V power supplies are obtained
Voluntarily drawn in the case of high input voltage, realize that vehicle is voluntarily drawn without net, without three rail sections, in gauze/current collection device event
Without train main track under high-pressure situations, is realized, oneself rescues barrier.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Wherein, 1- accumulator boxs, 2- isolation contactors, 3- DC/ DC converters, 4- VVVF frequency converters, the circuits of 5- first, 6-
Second circuit, 7- assistant loads, 8- traction electric machines, the auxiliary fuses of 9- first, 10- first draw fuse, and 11- second is aided in
Fuse, 12- second draw fuse.
Embodiment
The optimal technical scheme that the invention will now be described in detail with reference to the accompanying drawings.
As shown in figure 1, a kind of emergent pulliung circuit based on Vehicular accumulator cell of the present invention, is applied on subway train,
Technical problems to be solved are：1st, realize that vehicle is voluntarily drawn without net, without three rail sections；2nd, in gauze/current collection device event
Without train main track under high-pressure situations, is realized, oneself rescues barrier.
The invention mainly comprises accumulator box 1, isolation contactor 2, DC/ DC converters 3, the electricity of VVVF frequency converters 4, first
Road 5 and second circuit 6, connect respectively accumulator box 1, isolation contactor 2, DC/ DC of first circuit 5 and second circuit 6 turn
Parallel operation 3, VVVF frequency converters 4.
First circuit 5 and second circuit 6 are provided with assistant load 7, the first circuit 5 close to one end of accumulator box 1
One end of VVVF frequency converters 4 is provided with traction electric machine 8 with second circuit 6.
Include in the accumulator box 1 first auxiliary fuse 9, first traction fuse 10, the second auxiliary fuse 11,
Second traction fuse 12, first auxiliary fuse 9 and first draw fuse 10 and are located on the first circuit 5, and described the
Two auxiliary fuses 11 and the second traction fuse 12 are located on second circuit 6, the first auxiliary fuse 9 and the second auxiliary fusing
Device 11 is set close to the position of assistant load 7.
The part of accumulator box 1 is battery output circuit, and battery is divided into two-way output, supplied all the way through auxiliary fuse
Assistant load；Another way is through drawing fuse supply tractive load
It is isolation circuit to isolate contactor part, to prevent that normal condition accumulator box 1 from being that trailer system is powered, accumulator box 1
Set between DC/ DC converters 3 and isolate contactor 2, when " battery traction " signal is effective, isolation contactor 2 closes；
Conversely, isolation contactor 2 disconnects.
The part of DC/ DC converters 3 is booster circuit, and the DC110V that DC/ DC converters 3 can input accumulator box 1 turns
DC1200V outputs are changed to, are powered for VVVF frequency converters 4.
The part of VVVF frequency converters 4 and traction electric machine 8 is drive circuit, after VVVF frequency converters 4 obtain DC1200 inputs,
It will be that traction electric machine 8 is powered, and realize train traction.
Train operation is in gauze fault section or current collection device failure or without the special circumstances such as barrier section, no high input voltage
When, the switch for the starting storage battery traction for operating drivers' cab, DC/ DC converters 3 and traction invertor can be passed through（It is below
VVVF frequency converters 4）After signal is received, DC/DC starts internal power module, is by the input boosting of DC110V batteries
DC1200V direct current outputs will use specific lead to VVVF frequency converters 4, VVVF frequency converters 4 while DC1200V power supplies are obtained
Draw characteristic curve control traction electric machine 8, allow train voluntarily to be drawn in the case where being inputted without external high pressure.
Above-mentioned technical proposal only embodies the preferred embodiment of the present invention, it is impossible to is interpreted as to authorized range of the present invention
Limitation, all modification and improvement made according to the present invention, belongs to the scope of the present invention.
Claims (3)
- A kind of 1. emergent pulliung circuit based on Vehicular accumulator cell, it is characterised in that：Including accumulator box（1）, isolation contactor （2）, DC/ DC converters（3）, VVVF frequency converters（4）, the first circuit（5）And second circuit（6）, first circuit（5）With Second circuit（6）Connect respectively accumulator box（1）, isolation contactor（2）, DC/ DC converters（3）, VVVF frequency converters（4）.
- A kind of 2. emergent pulliung circuit based on Vehicular accumulator cell according to claim 1, it is characterised in that：Described first Circuit（5）And second circuit（6）Close to accumulator box（1）One end be provided with assistant load（7）, the first circuit（5）With second Circuit（6）Close to VVVF frequency converters（4）One end be provided with traction electric machine（8）.
- A kind of 3. emergent pulliung circuit based on Vehicular accumulator cell according to claim 2, it is characterised in that：The electric power storage Pond case（1）Inside include the first auxiliary fuse（9）, first traction fuse（10）, the second auxiliary fuse（11）, second traction Fuse（12）, first auxiliary fuse（9）With the first traction fuse（10）Positioned at the first circuit（5）On, described Two auxiliary fuses（11）With the second traction fuse（12）Positioned at second circuit（6）On, the first auxiliary fuse（9）With second Auxiliary fuse（11）Close to assistant load（7）Position is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031132.0A CN107891872A (en) | 2017-10-30 | 2017-10-30 | A kind of emergent pulliung circuit based on Vehicular accumulator cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031132.0A CN107891872A (en) | 2017-10-30 | 2017-10-30 | A kind of emergent pulliung circuit based on Vehicular accumulator cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107891872A true CN107891872A (en) | 2018-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711031132.0A Pending CN107891872A (en) | 2017-10-30 | 2017-10-30 | A kind of emergent pulliung circuit based on Vehicular accumulator cell |
Country Status (1)
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| CN (1) | CN107891872A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749582A (en) * | 2018-08-01 | 2018-11-06 | 中车大连机车车辆有限公司 | Control method, device and the electric locomotive of electric locomotive power supply |
| CN109677429A (en) * | 2018-12-26 | 2019-04-26 | 中车山东机车车辆有限公司 | Subway battery contact net comprehensive operation vehicle |
| CN111572567A (en) * | 2020-04-24 | 2020-08-25 | 北京北交新能科技有限公司 | Non-net self-walking storage battery and direct-current bus bidirectional converter system for rail transit |
| CN112248816A (en) * | 2020-10-21 | 2021-01-22 | 中车南京浦镇车辆有限公司 | LCU three-rail current-receiving control method based on subway vehicle |
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| 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 |
| CN203496891U (en) * | 2013-10-22 | 2014-03-26 | 南车成都机车车辆有限公司 | Dual-power supply system of railway vehicle |
| CN104175911A (en) * | 2014-07-04 | 2014-12-03 | 南车南京浦镇车辆有限公司 | BHB (high voltage bus high speed breaker) network control method |
| CN105313710A (en) * | 2015-04-15 | 2016-02-10 | 西南交通大学 | An energy management method for hybrid power tramcars |
| CN105711604A (en) * | 2014-12-02 | 2016-06-29 | 永济新时速电机电器有限责任公司 | Rescuing and returning apparatus for motor train unit |
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2017
- 2017-10-30 CN CN201711031132.0A patent/CN107891872A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN203496891U (en) * | 2013-10-22 | 2014-03-26 | 南车成都机车车辆有限公司 | Dual-power supply system of railway vehicle |
| CN104175911A (en) * | 2014-07-04 | 2014-12-03 | 南车南京浦镇车辆有限公司 | BHB (high voltage bus high speed breaker) network control method |
| CN105711604A (en) * | 2014-12-02 | 2016-06-29 | 永济新时速电机电器有限责任公司 | Rescuing and returning apparatus for motor train unit |
| CN105313710A (en) * | 2015-04-15 | 2016-02-10 | 西南交通大学 | An energy management method for hybrid power tramcars |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749582A (en) * | 2018-08-01 | 2018-11-06 | 中车大连机车车辆有限公司 | Control method, device and the electric locomotive of electric locomotive power supply |
| CN109677429A (en) * | 2018-12-26 | 2019-04-26 | 中车山东机车车辆有限公司 | Subway battery contact net comprehensive operation vehicle |
| CN111572567A (en) * | 2020-04-24 | 2020-08-25 | 北京北交新能科技有限公司 | Non-net self-walking storage battery and direct-current bus bidirectional converter system for rail transit |
| CN111572567B (en) * | 2020-04-24 | 2024-05-31 | 北京北交新能科技有限公司 | Bidirectional converter system of non-net self-walking storage battery and direct-current bus for rail transit |
| CN112248816A (en) * | 2020-10-21 | 2021-01-22 | 中车南京浦镇车辆有限公司 | LCU three-rail current-receiving control method based on subway vehicle |
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Application publication date: 20180410 |
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