CN102055215B - Control method and operation monitoring system of charging and exchanging station of electric vehicle - Google Patents
Control method and operation monitoring system of charging and exchanging station of electric vehicle Download PDFInfo
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- CN102055215B CN102055215B CN201010508354.9A CN201010508354A CN102055215B CN 102055215 B CN102055215 B CN 102055215B CN 201010508354 A CN201010508354 A CN 201010508354A CN 102055215 B CN102055215 B CN 102055215B
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
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- 238000004891 communication Methods 0.000 description 5
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Abstract
The invention discloses a control method of a charging and exchanging station of an electric vehicle and an operation monitoring system of the charging and exchanging station. The method comprises the following steps of: receiving power control information for a system from a distribution automation system; confirming the maximum usable charging capability of the charging and exchanging station according to the power control information for the system; and controlling the charging equipment of the charging and exchanging station according to the maximum usable charging capability of the charging and exchanging station. The charging and exchanging station of the electric vehicle is combined with the distribution automation system, the maximum usable charging capability of the charging and exchanging station is confirmed according to the power control information for the system and the power load of the charging and exchanging station is adjusted in real time. By intelligently controlling the charging process of the electric vehicle, the charging time is reasonably scheduled and the regional load curve is smoothed to improve the utilization rate of distribution resources and fully exert the active action of the charging and exchanging station of the electric vehicle on power grid peak regulation and also improve the operation efficiency and the economy of the charging and exchanging station.
Description
Technical field
The present invention relates to charging electric vehicle technology, particularly relate to a kind of electric automobile and fill electrical changing station control method and fill electrical changing station operation monitoring system.
Background technology
Along with the penetration and promotion of electric automobile, the demand of charging electric vehicle infrastructure is also increased increasingly.Electric automobile fills coming into operation in a large number of electrical changing station and will increase network load, and the charging load of electric automobile has property and arbitrariness at any time, if do not added control, certainly will bring adverse effect for the peak load shifting of electrical network.
Existing charging electric vehicle mode is all namely meet (entering electrical network) namely to fill mode, at once charges, control, just as a conventional power consumption equipment without any charging after electric automobile access electrical network.Obviously, this kind of mode can increase the burden of electrical network further when load peak, increase the difficulty of peak load regulation network, can not play electric automobile completely and fill the positive role of electrical changing station in peak load shifting, and economy is poor for the operation of filling electrical changing station.
Summary of the invention
The technical problem that the present invention will solve is to provide a kind of electric automobile and fills electrical changing station control method, can more effectively control filling electrical changing station.
According to an aspect of the present invention, provide a kind of electric automobile to fill electrical changing station control method, comprising:
Receive the system power consumption control information from distribution automation system, system power consumption control information comprises target load information and region power load information;
The maximum available charge capacity filling electrical changing station is determined according to target load information and region power load information;
Maximum available charge capacity according to filling electrical changing station controls the charging device filling electrical changing station;
Wherein, the maximum available charge capacity that described basis fills electrical changing station carries out control to the charging device filling electrical changing station and comprises:
Under the maximum available charge capacity restriction of filling electrical changing station, control according to the charge power characteristic of batteries of electric automobile, charge type, charging urgency level the power output that charger and start and stop or adjustment fill each charging device of electrical changing station.
Electric automobile according to the present invention fills an embodiment of electrical changing station control method, and system power consumption control information comprises the available charge capacity information of filling electrical changing station; Determine that the maximum available charge capacity filling electrical changing station comprises according to system power consumption control information: what limit according to distribution automation system fills the maximum available charge capacity that electrical changing station available charge capacity information determines to fill electrical changing station.
Electric automobile according to the present invention fills an embodiment of electrical changing station control method, carry out control according to the maximum available charge capacity filling electrical changing station to the charging device filling electrical changing station to comprise: under the maximum available charge capacity restriction of filling electrical changing station, regulate the power output of filling each charging device of electrical changing station according to the charge power characteristic of batteries of electric automobile, urgency level of charging.
Electric automobile according to the present invention fills an embodiment of electrical changing station control method, carries out control comprise according to the maximum available charge capacity filling electrical changing station to the charging device filling electrical changing station:
Obtain the full station power filling electrical changing station;
Obtain the weight of filling power consumption equipment in electrical changing station;
When the full station power filling electrical changing station exceedes rated power, the power consumption equipment that preferential restriction weighted value is large.
Electric automobile according to the present invention fills an embodiment of electrical changing station control method, and the method also comprises: the electricity consumption feedback adjusting of filling power consumption equipment in electrical changing station according to present period fills the weight of power consumption equipment in electrical changing station.
The electric automobile that the embodiment of the present invention provides fills electrical changing station control method, electric automobile fills electrical changing station and combines with distribution automation system, the maximum available charge capacity filling electrical changing station is determined according to system power consumption control information, the power load of electrical changing station is filled in real-time adjustment, can more effectively control filling electrical changing station.
The technical problem that the present invention will solve is to provide a kind of electric automobile and fills electrical changing station operation monitoring system, can more effectively control filling electrical changing station.
According to an aspect of the present invention, provide a kind of electric automobile to fill electrical changing station operation monitoring system, comprising:
Control information receiving element, for receiving the system power consumption control information from distribution automation system, system power consumption control information comprises target load information and region power load information;
Heap(ed) capacity determining unit, for determining according to system power consumption control information the maximum available charge capacity filling electrical changing station;
Charging device control unit; for under the maximum available charge capacity restriction of filling electrical changing station, control according to the charge power characteristic of batteries of electric automobile, charge type, charging urgency level the power output that charger and start and stop or adjustment fill each charging device of electrical changing station.
Electric automobile according to the present invention fills an embodiment of electrical changing station operation monitoring system, and system power consumption control information comprises the available charge capacity information of filling electrical changing station.
Electric automobile according to the present invention fills an embodiment of electrical changing station operation monitoring system, under the restriction of charging control unit maximum available charge capacity in station, regulate the power output of filling each charging device of electrical changing station according to the charge power characteristic of electric automobile power battery, urgency level of charging.
Electric automobile according to the present invention fills an embodiment of electrical changing station operation monitoring system, and charging device control unit comprises:
Full station power acquisition module, for obtaining the full station power filling electrical changing station;
Weight Acquisition module, for obtaining the weight of filling power consumption equipment in electrical changing station;
Power control module, for judging whether the full station power filling electrical changing station exceedes rated power, when exceeding, the power consumption equipment that preferential restriction weighted value is large.
Electric automobile according to the present invention fills an embodiment of electrical changing station operation monitoring system, also comprises:
Weight adjusting module, the electricity consumption feedback adjusting for filling power consumption equipment in electrical changing station according to present period fills the weight of power consumption equipment in electrical changing station.
The electric automobile that the embodiment of the present invention provides fills electrical changing station operation monitoring system, control information receiving element is from distribution automation system receiving system power consumption control information, heap(ed) capacity determining unit determines according to system power consumption control information the maximum available charge capacity filling electrical changing station, charging control unit regulates the power load of filling electrical changing station in real time, can more effectively control filling electrical changing station.
Description of the invention provides in order to example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.
Accompanying drawing explanation
Fig. 1 illustrates that electric automobile of the present invention fills the flow chart of an embodiment of electrical changing station control method;
Fig. 2 illustrates that electric automobile of the present invention fills the flow chart of another embodiment of electrical changing station control method;
Fig. 3 illustrates that electric automobile of the present invention fills the flow chart of another embodiment of electrical changing station control method;
Fig. 4 illustrates that electric automobile of the present invention fills the flow chart of electrical changing station control method;
Fig. 5 illustrates that electric automobile of the present invention fills the block diagram of an embodiment of electrical changing station operation monitoring system;
Fig. 6 illustrates that electric automobile of the present invention fills the block diagram of another embodiment of electrical changing station operation monitoring system.
Embodiment
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention is wherein described.In the accompanying drawings, identical label represents identical or similar assembly or element.
Fig. 1 illustrates that electric automobile of the present invention fills the flow chart of an embodiment of electrical changing station control method.
As shown in Figure 1, in step 102, receive the system power consumption control information from distribution automation system.Such as, system power consumption control information comprises the current power information of electrical network, or comprises target load curve and region power load information, or comprises this and fill the available charge capacity of electrical changing station
In step 104, determine according to system power consumption control information the maximum available charge capacity filling electrical changing station.
In step 106, the maximum available charge capacity according to filling electrical changing station controls the charging device filling electrical changing station.Such as; station in maximum available charge capacity restriction under; control the start and stop of charger according to the charge power characteristic of electric automobile power battery, charge type (such as fill soon/trickle charge etc.), charging urgency level etc. or regulate the power output of each charging device; thus the total load ensureing to fill electrical changing station meets the needs of distribution peak regulation, and achieve the economical and efficient operation of filling electrical changing station.
In the above-described embodiments, electric automobile fills electrical changing station and combines with distribution automation system, determines according to system power consumption control information the maximum available charge capacity filling electrical changing station, regulates the power load of filling electrical changing station in real time.By the Based Intelligent Control to charging electric vehicle process, the reasonable arrangement charging interval, smooth region load curve, improve the utilance of distribution resource on the one hand, give full play to electric automobile and fill the positive role of electrical changing station in peak load regulation network, also improve the operational efficiency and economy of filling electrical changing station on the other hand.
Fig. 2 illustrates that electric automobile of the present invention fills the flow chart of another embodiment of electrical changing station control method.
As shown in Figure 2, in step 202, receive the target load information from distribution automation system and power load information.Target load information (target load curve) and region power load are data intrinsic in distribution automation system.Distribution automation system possesses the communication interface with outside, support common communication of power system agreement as IEC103,104, CDT etc., fill electrical changing station operation monitoring system and connect distribution automation system by telecommunication network, communicate with distribution automation system according to communication protocol, the data such as target load curve and region power load can be got.
In step 204, determine according to target load information and power load information the maximum available charge capacity filling electrical changing station.Such as, the maximum available charge capacity C filling electrical changing station is:
C=min (target load-power load fills electrical changing station capacity of distribution transform) (1)
In step 206, the maximum available charge capacity according to filling electrical changing station controls the charging device filling electrical changing station.Such as, fill electrical changing station operation monitoring system and realize the start and stop of charger and the adjustment of charge parameter according to maximum available charge capacity by issuing control command to charger.Charger is according to certain communication protocol and fill electrical changing station operation monitoring system real time communication, sends the operational factor of charger to operation monitoring system, can also receive the control command that operation monitoring system issues, realize the control to charger charge parameter.
In the above-described embodiments, electric automobile fills electrical changing station and combines with distribution automation system, according to power load situation in region, regulates the power load of filling electrical changing station in real time, the charging device filling electrical changing station is controlled, thus reaches the object of smooth region load curve.
Fill the charging load in control command restriction station that electrical changing station also can directly issue according to distribution automation system.Fig. 3 illustrates that electric automobile of the present invention fills the flow chart of another embodiment of electrical changing station control method.
As shown in Figure 3, in step 302, receive the control command that distribution automation system issues, this control command comprises the available charge capacity filling electrical changing station.
In step 304, determine according to the available charge capacity in control command the maximum available charge capacity filling electrical changing station.Such as, the maximum available charge capacity C filling electrical changing station is:
C=min (available charge capacity fills electrical changing station capacity of distribution transform) (2)
In step 306, the maximum available charge capacity according to filling electrical changing station controls the charging of filling electrical changing station.
In above-described embodiment, fill the charging load in control command restriction station that electrical changing station directly issues according to distribution automation system, thus restriction charging load, the peak valley adjustment operation of responsive electricity grid.
Fig. 4 illustrates that electric automobile of the present invention fills the flow chart that electrical changing station control method carries out the example that charging controls.
As shown in Figure 4, step 402, obtains the full station power filling electrical changing station.Such as, full station power can use following formulae discovery:
In formula (3), p
ifor filling the performance number of i-th power consumption equipment in electrical changing station; τ
ifor equipment use switching coefficient, when the idleness of equipment, τ
i=0; When equipment just in use, τ
i=1.Power consumption equipment such as comprises power consumption equipment, AC charging equipment, DC charging equipment and battery altering equipment etc. in station.
Step 404, obtains the weight of filling power consumption equipment in electrical changing station.Such as, weight device value f is calculated according to formula (4) below
t(n):
In formula (4), p
ifor filling the performance number of i-th power consumption equipment in electrical changing station; τ
ifor equipment use switching coefficient, when the idleness of equipment, τ
i=0, when equipment just in use, τ
i=1; α
ibe the weight coefficient of i-th power consumption equipment, characterize the power weight of power consumption equipment; T is charge period definition, according to current electric grid electricity price interval of definition, and preliminary definition point, peak, flat, four periods of paddy; β
tifor the urgency factor of period t i-th power consumption equipment, characterize the urgency level of i-th power consumption equipment, the charge type (fill/trickle charge soon, temporally fill, fill by the amount of money, fill by electricity) selected according to user and the difference of charging device type (alternating current equipment, DC equipment, battery altering equipment etc.), its value has difference.F
tn () characterizes the resource ratio of apparatus for checking of entirely standing in period t n-th hold facility.F
tn () value is larger, the resource taking full station is larger.
Step 406, when the full station power filling electrical changing station exceedes rated power, the power consumption equipment that preferential restriction weighted value is large.Such as, when entirely stand at period t Real-time Load close to or be greater than station in rated power and need to take restriction time, preferentially limit f
tthe electricity consumption of n equipment n that () value is maximum.
In the above-described embodiments, when the full station power filling electrical changing station exceedes rated power, the power consumption equipment that preferential restriction weighted value is large, thus more reasonably control and dispatch the charging device filling electrical changing station.
According to one embodiment of present invention, the electricity consumption feedback adjusting of filling power consumption equipment in electrical changing station according to present period fills the weight of power consumption equipment in electrical changing station.Such as, the electricity consumption according to each power consumption equipment of present period t is fed back, the urgency factor β of corresponding adjustment power consumption equipment
ti, thus the weight of adjustment power consumption equipment.By its weight of electricity consumption feedback adjusting according to power consumption equipment, thus control power consumption equipment exactly.
Fig. 5 illustrates that electric automobile of the present invention fills the block diagram of an embodiment of electrical changing station operation monitoring system.As shown in Figure 5, the electric automobile of this embodiment fills electrical changing station operation monitoring system and comprises control information receiving element 51, heap(ed) capacity determining unit 52 and charging device control unit 53.Control information receiving element 51 receives the system power consumption control information from distribution automation system; Heap(ed) capacity determining unit 52 determines according to system power consumption control information the maximum available charge capacity filling electrical changing station; Charging device control unit 53 controls the charging device filling electrical changing station according to the maximum available charge capacity filling electrical changing station.Such as, system power consumption control information comprises target load information and power load information, and heap(ed) capacity determining unit 52 determines by formula (1) the maximum available charge capacity filling electrical changing station; Or system power consumption control information comprises the available charge capacity information of filling electrical changing station, heap(ed) capacity determining unit 52 determines by formula (2) the maximum available charge capacity filling electrical changing station.
In the above-described embodiments, electric automobile fills electrical changing station and combines with distribution automation system, heap(ed) capacity determining unit determines to fill the maximum available charge capacity of electrical changing station from the system power consumption control information that distribution automation receives according to control information receiving element, regulated the power load of filling electrical changing station by charging device control unit in real time.By the Based Intelligent Control to charging electric vehicle process, the reasonable arrangement charging interval, smooth region load curve, improve the utilance of distribution resource on the one hand, give full play to electric automobile and fill the positive role of electrical changing station in peak load regulation network, also improve the operational efficiency and economy of filling electrical changing station on the other hand.
According to an embodiment of filling electrical changing station operation monitoring system of the present invention; under the restriction of charging device control unit maximum available charge capacity in station; control the start and stop of charger according to the charge power characteristic of electric automobile power battery, charge type (such as fill soon/trickle charge etc.), charging urgency level etc. or regulate the power output of each charging device; thus the total load ensureing to fill electrical changing station meets the needs of distribution peak regulation, and achieve the economical and efficient operation of filling electrical changing station.
Fig. 6 illustrates that electric automobile of the present invention fills the block diagram of another embodiment of electrical changing station operation monitoring system.Compare with Fig. 5, charging device control unit 63 comprises full power acquisition module 631, Weight Acquisition module 632, the power control module 633 of standing.Wherein, full station power acquisition module 631 obtains the full station power filling electrical changing station; Weight Acquisition module 632 obtains the weight of filling power consumption equipment in electrical changing station; Power control module 633 judges whether the full station power filling electrical changing station exceedes rated power, when exceeding, and the power consumption equipment that preferential restriction weighted value is large.
Such as, full station power acquisition module calculates by formula (3) power of entirely standing; Weight Acquisition module calculates weight device value f according to formula (4)
t(n); When entirely stand at period t Real-time Load close to or be greater than station in rated power and need to take restriction time, power control module preferentially limits f
tthe electricity consumption of n equipment n that () value is maximum.
Electric automobile according to the present invention fills an embodiment of electrical changing station operation monitoring system, electric automobile fills electrical changing station operation monitoring system and also comprises weight adjusting module 634, and the electricity consumption feedback adjusting for filling power consumption equipment in electrical changing station according to present period fills the weight of power consumption equipment in electrical changing station.
The embodiment of the inventive method and system, overcome electric automobile and namely connect the shortcoming of namely filling mode, give full play to electric automobile and fill the positive role of electrical changing station in power distribution network peak load shifting, improve operational efficiency and economy that electric automobile fills electrical changing station, there is good Social benefit and economic benefit.
Claims (8)
1. electric automobile fills an electrical changing station control method, it is characterized in that, comprising:
Receive the system power consumption control information from distribution automation system, described system power consumption control information comprises target load information and region power load information;
The maximum available charge capacity of electrical changing station is filled described in determining according to described target load information and region power load information;
According to the described maximum available charge capacity filling electrical changing station, the described charging device filling electrical changing station is controlled;
Wherein, the maximum available charge capacity filling electrical changing station described in described basis carries out control to the described charging device filling electrical changing station and comprises:
Under described maximum available charge capacity restriction of filling electrical changing station, control charger and start and stop according to the charge power characteristic of batteries of electric automobile, charge type, charging urgency level or fill the power output of each charging device of electrical changing station described in regulating.
2. electric automobile according to claim 1 fills electrical changing station control method, it is characterized in that, fills the available charge capacity information of electrical changing station described in described system power consumption control information comprises;
Described determine according to described target load information and region power load information described in fill electrical changing station maximum available charge capacity comprise:
The maximum available charge capacity of electrical changing station is filled described in determining according to described available charge capacity information of filling electrical changing station.
3. electric automobile according to claim 1 fills electrical changing station control method, it is characterized in that, the maximum available charge capacity filling electrical changing station described in described basis carries out control to the described charging device filling electrical changing station and comprises:
The full station power of electrical changing station is filled described in acquisition;
The weight of power consumption equipment in electrical changing station is filled described in acquisition;
When the full station power filling electrical changing station exceedes rated power, the power consumption equipment that preferential restriction weighted value is large.
4. electric automobile according to claim 3 fills electrical changing station control method, it is characterized in that, also comprises:
The weight of power consumption equipment in electrical changing station is filled described in the electricity consumption feedback adjusting of filling power consumption equipment in electrical changing station according to present period.
5. electric automobile fills an electrical changing station operation monitoring system, it is characterized in that, comprising:
Control information receiving element, for receiving the system power consumption control information from distribution automation system, described system power consumption control information comprises target load information and region power load information;
Heap(ed) capacity determining unit, for filling the maximum available charge capacity of electrical changing station described in determining according to described target load information and region power load information;
Charging device control unit; for under described maximum available charge capacity restriction of filling electrical changing station, control charger and start and stop according to the charge power characteristic of batteries of electric automobile, charge type, charging urgency level or fill the power output of each charging device of electrical changing station described in regulating.
6. electric automobile according to claim 5 fills electrical changing station operation monitoring system, it is characterized in that, fills the available charge capacity information of electrical changing station described in described system power consumption control information comprises.
7. electric automobile according to claim 5 fills electrical changing station operation monitoring system, it is characterized in that, described charging device control unit comprises:
Full station power acquisition module, for filling the full station power of electrical changing station described in obtaining;
Weight Acquisition module, for filling the weight of power consumption equipment in electrical changing station described in obtaining;
Power control module, for judging whether the full station power filling electrical changing station exceedes rated power, when exceeding, the power consumption equipment that preferential restriction weighted value is large.
8. electric automobile according to claim 7 fills electrical changing station operation monitoring system, it is characterized in that, also comprises:
Weight adjusting module, for according to present period, fill power consumption equipment in electrical changing station electricity consumption feedback adjusting described in fill the weight of power consumption equipment in electrical changing station.
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| CN201010508354.9A CN102055215B (en) | 2010-10-15 | 2010-10-15 | Control method and operation monitoring system of charging and exchanging station of electric vehicle |
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| US8232763B1 (en) * | 2011-05-20 | 2012-07-31 | General Electric Company | Electric vehicle profiles for power grid operation |
| CN102708427B (en) * | 2012-06-29 | 2015-04-22 | 山东电力集团公司电力科学研究院 | System and method for analyzing and determining influence of large-scale charging pile to community distribution system |
| CN103683273B (en) * | 2012-11-20 | 2016-06-08 | 国家电网公司 | A kind of electric power load control method, parametric controller, control terminal and system |
| CN104680255B (en) * | 2013-08-20 | 2017-09-22 | 南通大学 | A kind of quick electric automobile charging scheme optimization method |
| CN105337331A (en) * | 2014-08-12 | 2016-02-17 | 青岛特锐德电气股份有限公司 | Electromobile group charging method and system |
| ES2609074B1 (en) * | 2015-10-09 | 2017-12-26 | Joan Comellas Cabeza | Procedure and consumption control system for chargers |
| CN105978058B (en) * | 2016-05-05 | 2018-11-06 | 国网北京市电力公司 | The computational methods and device of electric charging station charge efficiency |
| CN106169751A (en) * | 2016-08-05 | 2016-11-30 | 海南电力技术研究院 | Charging and conversion electric station and electric network coordination operation method and device |
| CN106961134B (en) * | 2016-09-18 | 2019-10-22 | 蔚来汽车有限公司 | Charging and conversion electric facility safety utilization of electric power control method and system |
| CN109117975A (en) * | 2017-06-26 | 2019-01-01 | 广州灿明都科技有限责任公司 | A kind of charging management system and method for electric automobile charging pile |
| CN108075536B (en) * | 2017-11-10 | 2021-10-19 | 深圳供电局有限公司 | Flexible charging regulation and control method for charging pile and charging pile system |
| CN108583343A (en) * | 2018-05-24 | 2018-09-28 | 北京科佳同创新能源科技有限公司 | A kind of charging station energy scheduling system and method |
| CN112757952B (en) * | 2018-08-09 | 2023-01-17 | 西安艾润物联网技术服务有限责任公司 | Vehicle charging method, device and system |
| CN108879704A (en) * | 2018-08-17 | 2018-11-23 | 青岛特锐德电气股份有限公司 | Power load dispatching method, device and load tuning control device |
| CN112092670B (en) * | 2020-09-22 | 2022-08-05 | 南京林洋电力科技有限公司 | Charging pile queuing and charging management method |
| CN113765198B (en) * | 2021-11-09 | 2022-02-18 | 北京胜能能源科技有限公司 | Charging system and method for battery replacement |
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| CN1595757A (en) * | 2004-07-06 | 2005-03-16 | 周强 | Method for optimizing power load of power consuming enterprise |
| CN1897391A (en) * | 2005-07-11 | 2007-01-17 | 张卫 | Digital power current regulator |
| JP2008199752A (en) * | 2007-02-09 | 2008-08-28 | Kyushu Electric Power Co Inc | Charger |
| CN102202933A (en) * | 2008-09-30 | 2011-09-28 | 维迪姆斯有限责任公司 | Distributed car charging management system and method |
| CN101800438A (en) * | 2010-04-28 | 2010-08-11 | 王兴昆 | Method and equipment for construction of mobile storage-type electric vehicle rapid charging station system |
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