Optimal configuration method, device and equipment for energy storage capacity of photovoltaic system and medium

A photovoltaic system and energy storage capacity technology, which is applied in the field of electric power engineering, can solve the problems of large capacity allocation and capacity waste, and achieve the effects of improving applicability, improving economy, and avoiding waste of energy storage capacity

Pending Publication Date: 2022-02-15
GUANGDONG POWER GRID CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] When using existing solutions to optimize the configuration of photovoltaic energy storage, the capacity can only be configured according to the needs of a single scenario, and the capacity configuration is often too large, resulting in waste of capacity

Method used

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  • Optimal configuration method, device and equipment for energy storage capacity of photovoltaic system and medium
  • Optimal configuration method, device and equipment for energy storage capacity of photovoltaic system and medium
  • Optimal configuration method, device and equipment for energy storage capacity of photovoltaic system and medium

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Embodiment 1

[0030] figure 1 It is a schematic flow diagram of a method for realizing optimal configuration of energy storage capacity of a photovoltaic system provided by an embodiment of the present invention. The method can be executed by a device for optimal configuration of energy storage capacity of a photovoltaic system, wherein the device can be implemented by software and / or hardware, generally It can be integrated in computer equipment such as servers. Such as figure 1 As shown, the method includes:

[0031] S110. According to the solar irradiance data corresponding to the photovoltaic system in the station area to be built and deployed, a plurality of photovoltaic data classifications are acquired in a clustering manner.

[0032] In the field of power system, the distribution station area is the intermediate link connecting the high and low voltage power grids, and is the focus of intelligent distribution network construction. In order to realize the effective utilization of ...

Embodiment 2

[0053] The embodiment of the present invention is further optimized on the basis of the above embodiments, and optimizes the step of obtaining multiple photovoltaic data classification steps in a clustering manner according to the solar irradiance data corresponding to the photovoltaic system in the station area to be built and distributed, It includes: using the photovoltaic output model to perform preset processing on the solar irradiance data of the first preset time period to generate a photovoltaic curve corresponding to the first preset time period; The units are grouped to obtain the photovoltaic curve data of the preset time period; the photovoltaic curve data of the second preset time period are clustered using a preset clustering algorithm to obtain a plurality of photovoltaic data classifications. The advantage of this setting is that multiple photovoltaic data classifications related to the solar irradiance data corresponding to the photovoltaic system are obtained ...

Embodiment 3

[0145] image 3 This embodiment of the present invention provides a structural block diagram of a device for optimizing the energy storage capacity of a photovoltaic system. The device can be implemented by software and / or hardware, and can generally be integrated into computer equipment such as servers. It can optimize the energy storage capacity of a photovoltaic system The configuration method is used to realize the configuration of the energy storage capacity of the photovoltaic system. Such as image 3 As shown, the device includes: a clustering module 31, a calculation module 32, an acquisition module 33 and a determination module 34, wherein:

[0146] The clustering module 31 is used to obtain a plurality of photovoltaic data classifications in a clustering manner according to the solar irradiance data corresponding to the photovoltaic system in the station area to be built, wherein the station area to be built includes at least two Electricity scene;

[0147] A calc...

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Abstract

The embodiment of the invention discloses an optimal configuration method, device and equipment for the energy storage capacity of a photovoltaic system and a medium. The method comprises the following steps: acquiring a plurality of photovoltaic data classifications in a clustering manner according to solar irradiance data corresponding to a photovoltaic system of a to-be-built power distribution area; calculating the photovoltaic output power of each photovoltaic data classification according to the total power of the photovoltaic system; according to the parameters under the at least two power utilization scenes, determining load power under the at least two power utilization scenes corresponding to each photovoltaic data classification; and determining an optimal configuration result of the energy storage capacity of the photovoltaic system according to the photovoltaic output power, the load power, the energy storage optimization model of the photovoltaic system and the optimization condition under each photovoltaic data component. By adopting the technical scheme, various scene parameters of the to-be-built power distribution area are considered, the application degree of the energy storage configuration result of the photovoltaic system is improved, and the technical effects of improving the economical efficiency of power distribution area building and avoiding energy storage capacity waste can be achieved.

Description

technical field [0001] The embodiments of the present invention relate to the technical field of electric power engineering, and in particular to methods, devices, equipment and media for optimally configuring energy storage capacity of photovoltaic systems. Background technique [0002] The distribution station area is a key part of the distribution network to serve users. With the gradual increase in land utilization requirements, the distribution room generally adopts a vertical design, which increases the idle space of the distribution room. In order to avoid the waste of idle space in the power distribution room, a solar photovoltaic power generation system can be built on the idle roof of the power distribution room to realize the effective utilization of solar radiation energy into electrical energy. [0003] In the photovoltaic energy storage configuration scheme of the distribution station area, generally only a single typical scenario is optimized for configuration...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J3/46H02J3/00
CPCH02J3/466H02J3/0075H02J2300/24H02J2203/20H02J2203/10Y02E10/56
Inventor 黄匀飞陈盛燃罗旭恒魏志文袁灿培张育宾卢俏玲朱芳铄黄学劲刘宗扬陈喆罗煜王凯亮李俊辉叶永光张翔温智伟
Owner GUANGDONG POWER GRID CO LTD
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