CN204258378U - Ground charging device and charging system in station used for rail vehicle - Google Patents
Ground charging device and charging system in station used for rail vehicle Download PDFInfo
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- CN204258378U CN204258378U CN201420777534.0U CN201420777534U CN204258378U CN 204258378 U CN204258378 U CN 204258378U CN 201420777534 U CN201420777534 U CN 201420777534U CN 204258378 U CN204258378 U CN 204258378U
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides ground charging device and charging system in a kind of station used for rail vehicle, comprise multiple charging module, multiple described charging module is connected in parallel, and described charging module comprises: grid side protective circuit, and the input of described grid side protective circuit is used for being connected with power supply in station; Ac/dc booster circuit, the input of described ac/dc booster circuit is connected with the output of described grid side protective circuit; DC-DC reduction voltage circuit, the input of described DC-DC reduction voltage circuit is connected with the output of described ac/dc booster circuit; Charge protector, the input of described charge protector is connected with the output of described DC-DC reduction voltage circuit, and the output of described charge protector is used for being connected with the electrical storage device of rail vehicle.The utility model can improve the reliability of use.
Description
Technical field
The utility model relates to railway vehicle device technology, particularly relates to ground charging device and charging system in a kind of station used for rail vehicle.
Background technology
At present, electrical network, in order to save construction cost and beautifying urban environment, is not set up in a lot of city in urban track traffic, and rail vehicle does not also need pantograph, but with super capacitor or traction accumulator etc. for rail vehicle is powered.
In existing station, ground charging device adopts the power model of high-voltage great-current, the parking gap can got on or off the bus at track vehicle pull-in waiting Passengen, is super capacitor or the traction accumulator charging of rail vehicle.
Because the power model volume of high-voltage great-current is large, weight is large, making to stand, interior ground charging device volume is large, weight is large, therefore ground charging device in multiple station cannot be set in station, once charging device breaks down in station, super capacitor on rail vehicle or traction accumulator cannot charge, vehicle cannot normally run, and will have influence on the operation of vehicles all on circuit, risk is higher.
Utility model content
The utility model provides ground charging device and charging system in a kind of station used for rail vehicle, to improve the reliability that rail vehicle uses.
The utility model provides ground charging device in a kind of station used for rail vehicle on the one hand, and comprise multiple charging module, multiple described charging module is connected in parallel, and described charging module comprises:
Grid side protective circuit, the input of described grid side protective circuit is used for being connected with power supply in station;
Ac/dc booster circuit, the input of described ac/dc booster circuit is connected with the output of described grid side protective circuit;
DC-DC reduction voltage circuit, the input of described DC-DC reduction voltage circuit is connected with the output of described ac/dc booster circuit;
Charge protector, the input of described charge protector is connected with the output of described DC-DC reduction voltage circuit, and the output of described charge protector is used for being connected with the electrical storage device of rail vehicle.
Ground charging device in described station used for rail vehicle; preferably; described ac/dc booster circuit is connected with control unit respectively with DC-DC reduction voltage circuit; described control unit, for controlling the boosting of described ac/dc booster circuit and the step-down of described DC-DC reduction voltage circuit, has set point with the electric current making the output of described charge protector export.
Ground charging device in described station used for rail vehicle; preferably; described grid side protective circuit comprises the first circuit checker and the first contactor; described first circuit checker is connected with described control unit respectively with the first contactor; described first circuit checker is used for testing circuit fault; and send Fisrt fault signal when fault being detected to described control unit; described control unit first contactor according to described Fisrt fault signal controlling disconnects, and quits work to make described charging module.
Ground charging device in described station used for rail vehicle; preferably; described charge protector comprises second circuit checkout gear and second circuit switch; described second circuit checkout gear is connected with described control unit respectively with second circuit switch; described second circuit checkout gear is used for testing circuit fault; and send the second fault-signal when fault being detected to described control unit; described control unit controls described second circuit switch according to described second fault-signal and disconnects, and quits work to make described charging module.
The utility model provides a kind of charging system on the other hand, comprising:
Rail vehicle, described rail vehicle is provided with electrical storage device;
Ground charging device in station used for rail vehicle provided by the utility model, the input of described grid side protective circuit is connected with power supply in described station.
Described charging system, preferably, also comprise control device, described control device is connected with ground charging device in described station used for rail vehicle, described rail vehicle is provided with sender unit, described sender unit is used for transmitting control signal to described control device, and described control device is used for controlling ground charging device in described station used for rail vehicle according to described control signal and opens.
Based on above-mentioned, ground charging device and charging system in the station used for rail vehicle that the utility model provides, in use procedure, the input of grid side protective circuit can be connected with power supply in station, grid side protective circuit mainly realizes input and the circuit protection function of electric energy, it is direct voltage that ac/dc booster circuit is used for the alternating voltage boosting of power supply input in station, DC-DC reduction voltage circuit is used for after the direct voltage step-down in ac/dc booster circuit, through the electrical storage device charging that charge protector is rail vehicle, charge protector is for preventing the electrical storage device of rail vehicle due to overvoltage, overcurrent or excess temperature cause damaging.Owing to adopting the structure of multiple charging module parallel connection, therefore can by parallel for charging module less for multiple output current to reach the object exporting larger current, due to the small volume of each charging module, lighter in weight, therefore be beneficial to and realize Redundancy Design, many one of the quantity of the charging module needed for number ratio charging of namely set charging module, i.e. N+1 charging module, the charging module had more thus can as backup, even if certain charging module breaks down, in standing, ground charging device still can continue to charge to rail vehicle, improve the reliability of use.In addition, the charging module of varying number can also be configured according to different rail vehicle charging requirement, to increase the versatility of ground charging device in station.Meanwhile, due to small volume, the lighter in weight of each charging module, therefore flexible arrangement is convenient, is beneficial to and saves space.
Accompanying drawing explanation
The structural representation of ground charging device in the station a kind of used for rail vehicle that Fig. 1 provides for the utility model embodiment;
The circuit diagram of the charging module of ground charging device in the station a kind of used for rail vehicle that Fig. 2 provides for the utility model embodiment;
The structural representation of the charging module of ground charging device in the station a kind of used for rail vehicle that Fig. 3 provides for the utility model embodiment;
The structural representation of a kind of charging system that Fig. 4 provides for the utility model embodiment.
Reference numeral:
100: ground charging device in standing; 101: charging module;
102: grid side protective circuit; 103: ac/dc booster circuit;
104: DC-DC reduction voltage circuit; 105: charge protector;
106: control unit; 201: electrical storage device;
202: sender unit; 301: control device.
Embodiment
Please refer to Fig. 1 and Fig. 2, the utility model embodiment provides ground charging device 100 in a kind of station used for rail vehicle, comprise multiple charging module 101, multiple described charging module 101 is connected in parallel, described charging module 101 comprises: grid side protective circuit 102, and the input of described grid side protective circuit 102 is used for being connected with power supply in station; Ac/dc (AC/DC) booster circuit 103, the input of described ac/dc booster circuit 103 is connected with the output of described grid side protective circuit 102; DC-DC reduction voltage circuit 104, the input of described DC-DC (DC/DC) reduction voltage circuit 104 is connected with the output of described ac/dc booster circuit 103; Charge protector 105, the input of described charge protector 105 is connected with the output of described DC-DC reduction voltage circuit 104, and the output of described charge protector 105 is used for being connected with the electrical storage device of rail vehicle.
In the present embodiment, in use, the input of grid side protective circuit 102 can be connected with power supply in station, grid side protective circuit 102 mainly realizes input and the circuit protection function of electric energy, ac/dc booster circuit 103 is for boosting as direct voltage by the alternating voltage of power supply input in station, DC-DC reduction voltage circuit 104 is for by after the direct voltage step-down in ac/dc booster circuit 103, through the electrical storage device charging that charge protector 105 is rail vehicle, charge protector 105 is for preventing the electrical storage device of rail vehicle due to overvoltage, overcurrent or excess temperature cause damaging.Owing to adopting the structure of multiple charging module 101 parallel connection, therefore can by charging module 101 parallel connection less for multiple output current to reach the object exporting larger current, due to the small volume of each charging module 101, lighter in weight, therefore be beneficial to and realize Redundancy Design, many one of the quantity of the charging module 101 needed for number ratio charging of namely set charging module 101, i.e. N+1 charging module 101, the charging module 101 had more thus can as backup, even if certain charging module 101 breaks down, in standing, ground charging device 100 still can continue to charge to rail vehicle, improve the reliability of use.In addition, the charging module 101 of varying number can also be configured according to different rail vehicle charging requirement, to increase the versatility of ground charging device 100 in station.Meanwhile, due to small volume, the lighter in weight of each charging module 101, therefore flexible arrangement is convenient, is beneficial to and saves space.
Please refer to Fig. 3; in the present embodiment; preferably; ac/dc booster circuit 103 is connected with control unit 106 respectively with DC-DC reduction voltage circuit 104; described control unit 106 boosts and the step-down of described DC-DC reduction voltage circuit 104 for controlling described ac/dc booster circuit 103, has set point with the electric current making the output of described charge protector 105 export.Thus, the current value of charging module 101 output can be controlled by control unit 106, thus realize the current value that in control station, ground charging device 100 exports, and then the current value of charging device output can be adjusted easily according to different rail vehicle charging requirement, to improve the versatility of ground charging device 100 in station further.
In the present embodiment; preferably; grid side protective circuit 102 comprises the first circuit checker and the first contactor; described first circuit checker and the first contactor are connected with described control unit 106 respectively; described first circuit checker is used for testing circuit fault; and send Fisrt fault signal when fault being detected to described control unit 106; described control unit 106 first contactor according to described Fisrt fault signal controlling disconnects, and quits work to make described charging module 101.Which thereby enhance the fail safe that charging module 101 runs.
In the present embodiment; preferably; charge protector 105 comprises second circuit checkout gear and second circuit switch; described second circuit checkout gear and second circuit switch are connected with described control unit 106 respectively; described second circuit checkout gear is used for testing circuit fault; and send the second fault-signal when fault being detected to described control unit 106; described control unit 106 controls described second circuit switch according to described second fault-signal and disconnects, and quits work to make described charging module 101.Which thereby enhance the fail safe that charging module 101 runs.
Please refer to Fig. 4, the utility model embodiment provides a kind of charging system, comprising: rail vehicle, and described rail vehicle is provided with electrical storage device 201; Ground charging device 100 in station used for rail vehicle described in the utility model any embodiment, the input of described grid side protective circuit 102 is connected with power supply in described station.
In the present embodiment; grid side protective circuit 102 mainly realizes input and the circuit protection function of electric energy; ac/dc booster circuit 103 is for boosting as direct voltage by the alternating voltage of power supply input in station; DC-DC reduction voltage circuit 104 is for by after the direct voltage step-down in ac/dc booster circuit 103; the electrical storage device 201 being rail vehicle through charge protector 105 charges, charge protector 105 for prevent the electrical storage device 201 of rail vehicle due to overvoltage, overcurrent or excess temperature cause damage.Owing to adopting the structure of multiple charging module 101 parallel connection, therefore can by charging module 101 parallel connection less for multiple output current to reach the object exporting larger current, due to the small volume of each charging module 101, lighter in weight, therefore be beneficial to and realize Redundancy Design, many one of the quantity of the charging module 101 needed for number ratio charging of namely set charging module 101, i.e. N+1 charging module 101, the charging module 101 had more thus can as backup, even if certain charging module 101 breaks down, in standing, ground charging device 100 still can continue to charge to rail vehicle, improve the reliability of use.In addition, the charging module 101 of varying number can also be configured according to different rail vehicle charging requirement, to increase the versatility of ground charging device 100 in station.Meanwhile, due to small volume, the lighter in weight of each charging module 101, therefore flexible arrangement is convenient, is beneficial to and saves space.
In the present embodiment, preferably, charging system also comprises control device 301, described control device 301 is connected with ground charging device 100 in described station used for rail vehicle, described rail vehicle is provided with sender unit 202, described sender unit 202 is for transmitting control signal to described control device 301, and described control device 301 opens and closes for controlling ground charging device 100 in described station used for rail vehicle according to described control signal.Thus, after rail vehicle enters the station, sender unit 202 can transmit control signal to control device 301, control device 301 can control the electrical storage device 201 that ground charging device 100 in station used for rail vehicle opens as rail vehicle and charges afterwards, after charging complete, control device 301 can control ground charging device 100 in station used for rail vehicle and cut out, and prevents electrical storage device 201 from damaging because of overvoltage, easy to use.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, 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 some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (6)
1. a ground charging device in station used for rail vehicle, is characterized in that, comprises multiple charging module, and multiple described charging module is connected in parallel, and described charging module comprises:
Grid side protective circuit, the input of described grid side protective circuit is used for being connected with power supply in station;
Ac/dc booster circuit, the input of described ac/dc booster circuit is connected with the output of described grid side protective circuit;
DC-DC reduction voltage circuit, the input of described DC-DC reduction voltage circuit is connected with the output of described ac/dc booster circuit;
Charge protector, the input of described charge protector is connected with the output of described DC-DC reduction voltage circuit, and the output of described charge protector is used for being connected with the electrical storage device of rail vehicle.
2. ground charging device in station used for rail vehicle according to claim 1; it is characterized in that; described ac/dc booster circuit is connected with control unit respectively with DC-DC reduction voltage circuit; described control unit, for controlling the boosting of described ac/dc booster circuit and the step-down of described DC-DC reduction voltage circuit, has set point with the electric current making the output of described charge protector export.
3. ground charging device in station used for rail vehicle according to claim 2; it is characterized in that; described grid side protective circuit comprises the first circuit checker and the first contactor; described first circuit checker is connected with described control unit respectively with the first contactor; described first circuit checker is used for testing circuit fault; and send Fisrt fault signal when fault being detected to described control unit; described control unit first contactor according to described Fisrt fault signal controlling disconnects, and quits work to make described charging module.
4. ground charging device in station used for rail vehicle according to claim 2; it is characterized in that; described charge protector comprises second circuit checkout gear and second circuit switch; described second circuit checkout gear is connected with described control unit respectively with second circuit switch; described second circuit checkout gear is used for testing circuit fault; and send the second fault-signal when fault being detected to described control unit; described control unit controls described second circuit switch according to described second fault-signal and disconnects, and quits work to make described charging module.
5. a charging system, is characterized in that, comprising:
Rail vehicle, described rail vehicle is provided with electrical storage device;
According to ground charging device in described station used for rail vehicle arbitrary in claim 1-4, the input of described grid side protective circuit is connected with power supply in described station.
6. charging system according to claim 5, it is characterized in that, also comprise control device, described control device is connected with ground charging device in described station used for rail vehicle, described rail vehicle is provided with sender unit, described sender unit is used for transmitting control signal to described control device, and described control device is used for controlling ground charging device in described station used for rail vehicle according to described control signal and opens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777534.0U CN204258378U (en) | 2014-12-10 | 2014-12-10 | Ground charging device and charging system in station used for rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777534.0U CN204258378U (en) | 2014-12-10 | 2014-12-10 | Ground charging device and charging system in station used for rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204258378U true CN204258378U (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420777534.0U Active CN204258378U (en) | 2014-12-10 | 2014-12-10 | Ground charging device and charging system in station used for rail vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105743148A (en) * | 2014-12-10 | 2016-07-06 | 中车大连电力牵引研发中心有限公司 | In-station ground charging apparatus for railway vehicle and charging system |
| CN112366781A (en) * | 2020-11-10 | 2021-02-12 | 中车青岛四方机车车辆股份有限公司 | Output voltage control method and device of charger, electronic equipment and storage medium |
-
2014
- 2014-12-10 CN CN201420777534.0U patent/CN204258378U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105743148A (en) * | 2014-12-10 | 2016-07-06 | 中车大连电力牵引研发中心有限公司 | In-station ground charging apparatus for railway vehicle and charging system |
| CN112366781A (en) * | 2020-11-10 | 2021-02-12 | 中车青岛四方机车车辆股份有限公司 | Output voltage control method and device of charger, electronic equipment and storage medium |
| CN112366781B (en) * | 2020-11-10 | 2023-02-21 | 中车青岛四方机车车辆股份有限公司 | Output voltage control method and device of charger, electronic equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 116045 Liaoning province Dalian City Lushun Economic Development Zone Dalian Hao Yang No. 1 North Street Patentee after: CRRC DALIAN ELECTRIC TRACTION R & D CENTER CO., LTD. Address before: 116045 Liaoning province Dalian City Lushun Economic Development Zone Dalian Hao Yang No. 1 North Street Patentee before: Co., Ltd of Bei Che Dalian Electric Traction R & D Center |