CN214874322U - Multi-path orderly-charging intelligent power distribution cabinet with bypass current limiting function - Google Patents
Multi-path orderly-charging intelligent power distribution cabinet with bypass current limiting function Download PDFInfo
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- CN214874322U CN214874322U CN202121240925.5U CN202121240925U CN214874322U CN 214874322 U CN214874322 U CN 214874322U CN 202121240925 U CN202121240925 U CN 202121240925U CN 214874322 U CN214874322 U CN 214874322U
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- bypass current
- distribution cabinet
- circuit breaker
- power distribution
- impedance
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- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Supply And Distribution Of Alternating Current (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a multi-path orderly charging intelligent power distribution cabinet with bypass current limiting function, which comprises a power distribution cabinet body and at least one charging pile group intelligent controller arranged in the power distribution cabinet body, wherein each charging pile group intelligent controller is connected with a main incoming line molded case circuit breaker and a multi-path miniature circuit breaker; each charging pile group intelligent controller is also connected with a bypass current-limiting impedance; each path of miniature circuit breaker is connected with a plurality of power relays; each power relay is connected with an output wiring terminal; one end of the bypass current-limiting impedance is connected with the main incoming line molded case circuit breaker, and the other end of the bypass current-limiting impedance is connected with all output wiring terminals. The utility model discloses a take multichannel intelligent power distribution cabinet that charges in order of bypass current-limiting function has increased bypass current-limiting function to can realize being in the electric pile of filling of the state of lining up and wait not having a power failure, fill electric pile and can resume from the state of lining up fast automatically and get into normal charged state when distribution capacity possesses the condition of putting through again.
Description
Technical Field
The utility model relates to a take multichannel intelligent power distribution cabinet that charges in order of bypass current-limiting function.
Background
With the rapid popularization of electric automobiles, great impact is caused to the power distribution system of the underground parking garage in many residential districts. Most of the original power distribution systems do not fully predict and plan the situation, and a large amount of unexpected accesses of charging piles cause overload of the load of a power distribution cabinet and tripping or burning out equipment. In addition, with resident's electric automobile possessiveness continuously increasing, constantly gush into underground garage distribution room with new equipment such as the supporting ammeter of electric pile, wire and cable, also bring a great deal of potential safety hazard.
The charging power of the charging pile is large, and the highest power of the charging piles of some mainstream brands exceeds that of the charging piles200 k WMost brand charging piles are charged with power3 k wTo10 k WMeanwhile, multiple vehicles (tens of vehicles to hundreds of vehicles) in the underground garage are charged simultaneously, which may cause overload of the power distribution cabinet, and cause tripping or burning out of equipment. For this reason, it is necessary to coordinate and stagger charging times among these charging piles.
Charging pile power distribution cabinets running in parallel are charged simultaneously, overload of a distribution transformer on the upper layer can be caused, available charging power needs to be coordinated among the power distribution cabinets, and charging time is staggered.
In order to solve the technical problems, one of the prior art is that an intelligent charging pile is selected to limit charging power by sending a communication instruction, the scheme is high in cost, and extra investment is also needed for constructing and maintaining a charging communication network; in another scheme, the power supply is switched on and off in a time-sharing way through the power relay to carry out alternate charging, and the scheme is realized in a time-sharing way through the power relayThe charging source can cause charging pile power supply interruption, the charging pile often can not automatically continue to charge after power supply is recovered, manual plugging and unplugging of the charging gun are needed for intervention, and inconvenience is brought to use. Patent applicationCN212485818UThe utility model discloses an intelligent power distribution cabinet for electric pile is filled to multichannel, but this kind of intelligent power distribution cabinet does not have bypass current-limiting function.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming prior art's defect, provide a take multichannel intelligent power distribution cabinet that charges in order of bypass current-limiting function, increased bypass current-limiting function to can realize being in the electric pile of filling of the state of lining up and wait not having a power failure, fill electric pile and can resume from the state of lining up automatically fast and get into normal charged state when distribution capacity possesses the condition of putting through again.
The technical scheme for realizing the purpose is as follows: a multi-path ordered charging intelligent power distribution cabinet with a bypass current limiting function comprises a power distribution cabinet body and at least one charging pile group intelligent controller arranged in the power distribution cabinet body, wherein a main incoming line molded case circuit breaker and a multi-path miniature circuit breaker are connected to each charging pile group intelligent controller, and the main incoming line molded case circuit breaker is connected with the multi-path miniature circuit breaker; each charging pile group intelligent controller is also connected with a bypass current-limiting impedance;
each path of miniature circuit breaker is connected with a plurality of power relays, and the charging pile group intelligent controller is communicated with the plurality of power relays;
each power relay is connected with an output wiring terminal, and the output wiring terminals are externally connected with a charging pile load;
one end of the bypass current-limiting impedance is connected with the main incoming line molded case circuit breaker, and the other end of the bypass current-limiting impedance is connected with all output wiring terminals;
all the main incoming line molded case circuit breakers are connected in parallel and then are connected with commercial power through a current transformer;
all fill electric pile crowd intelligent control ware and insert the commercial power through current transformer respectively.
The multi-path orderly charging intelligent power distribution cabinet with the bypass current-limiting function is characterized in that the bypass current-limiting impedance is formed by connecting three impedance adjusting circuits in parallel, each impedance adjusting circuit is formed by connecting an impedance adjusting power relay, a resistor and a reactor in series, the impedance of the bypass current-limiting impedance is divided into three levels, namely high level, medium level and low level, and the bypass current-limiting impedance is switched to be used through the impedance adjusting power relay.
The utility model provides an above-mentioned multichannel intelligent power distribution cabinet that charges in order of taking bypass current-limiting function, wherein, miniature circuit breaker adopts the air switch who takes earth leakage protection function and overcurrent protection function.
The utility model discloses a take multichannel intelligent power distribution cabinet that charges in order of bypass current-limiting function has increased bypass current-limiting function to can realize being in the electric pile of filling of the state of lining up and wait not having a power failure, fill electric pile and can resume from the state of lining up fast automatically and get into normal charged state when distribution capacity possesses the condition of putting through again.
Drawings
Fig. 1 is a structural diagram of the multi-path orderly charging intelligent power distribution cabinet with bypass current limiting function of the utility model;
fig. 2 is a diagram of an internal circuit for bypassing a current-limiting impedance.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following detailed description is provided with reference to the accompanying drawings:
referring to fig. 1, in a preferred embodiment of the present invention, a multi-path ordered charging intelligent power distribution cabinet with a bypass current-limiting function includes a power distribution cabinet body and at least one charging pile group intelligent controller 1 disposed in the power distribution cabinet body, each charging pile group intelligent controller 1 is connected to a main incoming line molded case circuit breaker 2, a bypass current-limiting impedance 3 and a multi-path miniature circuit breaker 4, and the main incoming line molded case circuit breaker 2 is connected to the multi-path miniature circuit breaker 4; the miniature circuit breaker adopts an air switch with an electric leakage protection function and an overcurrent protection function.
Each path of miniature circuit breaker 4 is connected with a plurality of power relays 5, and the charging pile group intelligent controller 1 is communicated with the plurality of power relays 5; each power relay 5 is connected with an output wiring terminal 6, and the output wiring terminals 6 are externally connected with a charging pile load; one end of the bypass current-limiting impedance 3 is connected with the main incoming line molded case circuit breaker 2, and the other end is connected with all the output wiring terminals 6; all the main incoming line molded case circuit breakers 2 are connected in parallel and then are connected into the commercial power 100 through the current transformer 7, and all the charging pile group intelligent controllers 1 are also connected into the commercial power 100 through the current transformer 7.
Referring to fig. 2, the bypass current-limiting impedance 3 is formed by connecting three impedance adjusting circuits in parallel, each impedance adjusting circuit is formed by connecting an impedance adjusting power relay 31, a resistor 32 and a reactor 33 in series, the impedance of the bypass current-limiting impedance 3 is divided into three stages, namely, high, medium and low, and the whole bypass current-limiting impedance 3 is low when the three impedance adjusting power relays 31 are closed and connected through switching of the impedance adjusting power relay 31; when only two impedance adjusting power relays 31 are closed and switched on, the whole bypass current limiting impedance 3 is a middle gear; when only one impedance adjusting power relay 31 is closed and switched on, the whole bypass current limiting impedance 3 is the highest and is high-grade. The main incoming line moulded case circuit breaker 2, bypass current-limiting impedance 3, output binding post 6 etc. constitute the current-limiting impedance return circuit, and when charging pile load access is more, when charging load was too big, power relay 5 carried out the timesharing and cut off, and output binding post 6 still can be supplied power by the current-limiting impedance return circuit this moment, makes and fills electric pile still electrified work.
Fill electric pile crowd intelligent control ware 1 can be through RS485 bus or with each way miniature circuit breaker 4 of low pressure 24V control branch of branch, fill electric pile crowd intelligent control ware 1 also can control each way power relay 5 branch of branch through low pressure 24V branch of branch, fill electric pile crowd intelligent control ware 1 and also can control the branch of total inlet wire moulded case circuit breaker 2, it has high-speed arithmetic processing function to fill electric pile crowd intelligent control ware 1, can gather the electric current and the power consumption information of each way electric pile and total inlet wire of filling, have quick overcurrent protection function to the total inlet wire, can carry out the power supply optimization distribution who fills electric pile through software control simultaneously.
Fill electric pile crowd intelligent control ware 1 and still have the cascade function, also can realize that a plurality of intelligent control ware cascade parallel operation in an intelligent power distribution cabinet, can realize the parallel operation of a plurality of intelligent power distribution cabinets after cascading. The intelligent controller software running in parallel can realize power supply optimized distribution among all the connected charging pile groups.
Charging pile group intelligent controller 1 is provided with a 4G or 5G wireless communication module, and can be connected to a public internet to be in butt joint with various cloud platforms.
The utility model discloses a take multichannel intelligent power distribution cabinet that charges in order of bypass current-limiting function has the new function of power supply safety, prevention conflagration, charging load distributable. The power distribution cabinet is provided with a charging pile group intelligent controller and has the functions of leakage protection and short-circuit overcurrent protection. The capacity of a power distribution system can be coordinated and utilized in a time-sharing peak-shifting mode through the charging piles, and the number of the charging piles allowed to be accessed is increased. Specially, this switch board has bypass current-limiting function, allows to fill electric pile and waits, and convenience of customers uses.
To sum up, the utility model discloses a take multichannel intelligent power distribution cabinet that charges in order of bypass current-limiting function has increased bypass current-limiting function to can realize being in the electric pile of filling of the state of lining up and wait not have a power failure, fill electric pile and can resume entering normal charged state from the state of lining up fast automatically when distribution capacity possesses the condition of putting through again.
It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (3)
1. A multi-path ordered charging intelligent power distribution cabinet with a bypass current limiting function comprises a power distribution cabinet body and at least one charging pile group intelligent controller arranged in the power distribution cabinet body, wherein a main incoming line molded case circuit breaker and a multi-path miniature circuit breaker are connected to each charging pile group intelligent controller, and the main incoming line molded case circuit breaker is connected with the multi-path miniature circuit breaker; the intelligent controller is characterized in that each charging pile group intelligent controller is also connected with a bypass current-limiting impedance;
each path of miniature circuit breaker is connected with a plurality of power relays, and the charging pile group intelligent controller is communicated with the plurality of power relays;
each power relay is connected with an output wiring terminal, and the output wiring terminals are externally connected with a charging pile load;
one end of the bypass current-limiting impedance is connected with the main incoming line molded case circuit breaker, and the other end of the bypass current-limiting impedance is connected with all output wiring terminals;
all the main incoming line molded case circuit breakers are connected in parallel and then are connected with commercial power through a current transformer;
all fill electric pile crowd intelligent control ware and insert the commercial power through current transformer respectively.
2. The multi-path orderly charging intelligent power distribution cabinet with the bypass current limiting function according to claim 1, wherein the bypass current limiting impedance is formed by connecting three impedance adjusting circuits in parallel, each impedance adjusting circuit is formed by connecting an impedance adjusting power relay, a resistor and a reactor in series, the impedance of the bypass current limiting impedance is divided into three stages, namely high, medium and low, and the bypass current limiting impedance is switched and put into use by the impedance adjusting power relay.
3. The multi-path orderly charging intelligent power distribution cabinet with the bypass current-limiting function according to claim 1, wherein the miniature circuit breaker adopts an air switch with a leakage protection function and an overcurrent protection function.
Priority Applications (1)
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CN202121240925.5U CN214874322U (en) | 2021-06-03 | 2021-06-03 | Multi-path orderly-charging intelligent power distribution cabinet with bypass current limiting function |
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CN202121240925.5U CN214874322U (en) | 2021-06-03 | 2021-06-03 | Multi-path orderly-charging intelligent power distribution cabinet with bypass current limiting function |
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CN214874322U true CN214874322U (en) | 2021-11-26 |
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CN202121240925.5U Expired - Fee Related CN214874322U (en) | 2021-06-03 | 2021-06-03 | Multi-path orderly-charging intelligent power distribution cabinet with bypass current limiting function |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117175357A (en) * | 2023-11-01 | 2023-12-05 | 江阴市富仁高科股份有限公司 | Fill electric pile power distribution system |
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2021
- 2021-06-03 CN CN202121240925.5U patent/CN214874322U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117175357A (en) * | 2023-11-01 | 2023-12-05 | 江阴市富仁高科股份有限公司 | Fill electric pile power distribution system |
CN117175357B (en) * | 2023-11-01 | 2024-01-23 | 江阴市富仁高科股份有限公司 | Fill electric pile power distribution system |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211126 |