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Electric vehicle charging load characteristic parameter recognition method and device based on complex coupling network multi-agent technology, equipment and medium

A technology of electric vehicles and coupling networks, which is applied in the direction of electric vehicle charging technology, electric vehicles, charging stations, etc., can solve the problems of increasing the demand for traditional fossil energy and reducing the environmental protection advantages of electric vehicles, and achieves unlimited data set size and shape , improve the accuracy of the model, and quickly calculate the effect

Pending Publication Date: 2022-01-21
杭州市电力设计院有限公司
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Problems solved by technology

However, with the large-scale connection of electric vehicles to the power grid, the randomness of the charging load will form an impact load, which will have a negative impact on the safe and stable operation of the power grid, especially for the peak-valley difference in power consumption that has been formed in urban production and living power loads, and the charging load of electric vehicles It often causes the negative impact of "peak on top of peak", further increasing the demand for traditional fossil energy, but reducing the environmental protection advantages of electric vehicles

Method used

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  • Electric vehicle charging load characteristic parameter recognition method and device based on complex coupling network multi-agent technology, equipment and medium
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  • Electric vehicle charging load characteristic parameter recognition method and device based on complex coupling network multi-agent technology, equipment and medium

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Embodiment Construction

[0061] The present invention is described in further detail with reference to the accompanying drawings and specific embodiments.

[0062] The present embodiment implements on the premise of the technical solution of the present invention, provides detailed implementation and specific operation process, but protection scope of the present invention is not limited to following embodiment, comprises the following steps:

[0063] S1. Design a consistency control method to quickly obtain the initial clustering center;

[0064] S2. Using the binary k-means method to extract the probability distribution function of the charging probability and charging start time of the electric vehicle.

[0065] The consistency control method is:

[0066]

[0067] in:

[0068] d i is the dissimilarity measure between data point i and data point j in the charging load data network;

[0069] function f[V i (t i )] is a self-feedback function;

[0070] ε is a consistency control parameter, i...

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Abstract

The invention provides an electric vehicle charging load characteristic parameter recognition method and device based on a complex coupling network multi-agent technology, equipment and a medium. The method comprises the following steps: S1, designing a consistency control method, introducing complex coupling network containment consistency control into data clustering analysis, and quickly solving an initial clustering center; s2, a bipartite k-means method is adopted to quickly identify an expected value of an electric vehicle initial charging moment in a typical scene, and an electric vehicle charging probability and a charging initial time probability distribution function are extracted; compared with the prior art, the technical problems that an existing electric vehicle charging load modeling method based on data driving is complex in operation and difficult to achieve engineering application are solved, human intervention is not needed, initial clustering center selection is automatically completed, and clustering precision is improved; the charging probability and charging time period probability distribution function of the electric vehicle can be quickly and accurately solved, and the method has the characteristics of simple calculation and quick clustering.

Description

technical field [0001] The invention belongs to the field of new energy technologies, and in particular relates to a method, device, equipment and medium for identifying electric vehicle charging load characteristic parameters based on complex coupling network multi-agent technology. Background technique [0002] New energy electric vehicles have received increasing attention and applications due to their advantages such as superior handling performance, low pollution emissions, and high energy safety. However, with the large-scale connection of electric vehicles to the power grid, the randomness of the charging load will form an impact load, which will have a negative impact on the safe and stable operation of the power grid, especially for the peak-valley difference in power consumption that has been formed in urban production and living power loads, and the charging load of electric vehicles It often causes the negative impact of "peak on top of peak", further increasing ...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F30/20B60L53/00G06V10/762G06F119/02
CPCG06F30/20B60L53/00G06F2119/02G06F18/22G06F18/23213Y02T10/70Y02T10/7072Y02T90/14
Inventor 陈忠华黄帅周晋雅李于宝胡倩王育飞
Owner 杭州市电力设计院有限公司
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