Regional electric vehicle network access management system and charging and discharging scheduling method
A technology of electric vehicles and management systems, applied in the field of electric power, can solve problems such as inapplicability of online control and time-consuming solution, and achieve the effects of fast optimization calculation speed, reduced charging cost, and avoiding new load peaks
Pending Publication Date: 2021-03-30
国网甘肃省电力公司兰州供电公司
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[0006] 2. Some studies choose to continuously adjust the power of electric vehicles, and at the same time use planning or heuristic algorithms to optimize the charging and discharging power of electric vehicles to obtain the overall optimal solution. This type of model often takes a lot of time to complete. solution, not suitable for online control when a large number of electric vehicles are connected
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[0021] In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", " The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and Simplified descriptions, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first", "second", etc. ...
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The invention discloses a regional electric vehicle network access management system and a charging and discharging scheduling method, the regional electric vehicle network access management system comprises an ordered charging scheduling system and a V2G converter control system, and load characteristics of a current power distribution network are integrated in the ordered charging scheduling system. All electric vehicles currently connected to a charging station are deployed, charging and discharging power is calculated through a fuzzy control algorithm and issued to all charging piles, theload characteristics of a regional power grid are improved, the auxiliary function of peak clipping and valley filling is achieved, a V2G converter control system responds to a power instruction issued by upper-layer scheduling, actual charging and discharging behaviors are controlled, a stable electric energy conversion and energy exchange interface is provided, and the flexibility of the load ofthe electric vehicle can be fully utilized while the charging requirement of the electric vehicle is met; peak clipping and valley filling of the power grid are achieved, and meanwhile the problem ofnew load peaks caused by charging of a large number of electric vehicles in the power grid load valley period is effectively solved.
Description
technical field [0001] The invention relates to the field of electric power technology, in particular to a regional electric vehicle network access management system and a charging and discharging scheduling method. Background technique [0002] In the face of increasingly severe energy crisis and environmental problems, fuel vehicles with high energy consumption and high emissions will be replaced by electric vehicles with low energy consumption, zero emissions and low noise, which has become the development trend of modern society. As an emerging clean, efficient and intelligent means of transportation, electric vehicles have great development potential and broad application prospects. [0003] With the widespread application of electric vehicles and the advancement of battery technology, the V2G technology of electric vehicles connected to the network has attracted more and more attention. The core of V2G is to use a large number of electric vehicle energy storage resour...
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IPC IPC(8): H02J3/32B60L55/00G06Q10/04G06Q10/06G06Q50/06
CPCB60L55/00G06Q10/04G06Q10/06315G06Q50/06H02J3/322
Inventor 纪青春邢岩苏醒王忠飞何峰刘星宏孙春山王巍俊魏光明
Owner 国网甘肃省电力公司兰州供电公司