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Configuration method and system for flexible power electronic device in power distribution area

A technology for power electronic devices and distribution stations, which is applied in the direction of circuit devices, AC and DC network circuit layout, electrical components, etc., to achieve the effects of reducing costs, improving construction economy, and optimizing configuration capacity

Pending Publication Date: 2022-07-05
JIANGSU ELECTRIC POWER CO +1
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are few studies on the optimal configuration of low-voltage flexible power electronic multi-port devices, especially considering the joint cost optimization of multi-port capacity and energy storage capacity configuration. Energy storage capacity is of great significance to the optimal design of low-voltage flexible power electronic multi-port devices

Method used

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  • Configuration method and system for flexible power electronic device in power distribution area
  • Configuration method and system for flexible power electronic device in power distribution area
  • Configuration method and system for flexible power electronic device in power distribution area

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Embodiment Construction

[0049] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0050] It should be noted that the flexible power electronic device to which the configuration method of the flexible power electronic device in the distribution station area of ​​the present invention is applicable includes an energy storage unit and a plurality of ports. figure 1 As shown, it can include an AC port (440V AC), a first DC port (750V DC) and a second DC port (220V DC), wherein the AC port (440V AC) can be connected to A...

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Abstract

The invention provides a configuration method and system for a flexible power electronic device in a power distribution area, and the method comprises the following steps: obtaining equipment parameters of the flexible power electronic device, and distributed power output data and load data of the power distribution area where the flexible power electronic device is located; establishing a balance constraint condition and an inequality constraint condition according to the output data and the load data of the distributed power supply; constructing an optimization model of the flexible power electronic device according to the equipment parameters, the balance constraint conditions and the inequality constraint conditions of the flexible power electronic device; and according to the flexible power electronic device optimization model, configuring the flexible power electronic device in the power distribution area. The configuration capacity of each port and the energy storage unit of the flexible power electronic device in the power distribution area can be optimized under the condition of ensuring safe and stable operation of the flexible power electronic device in the power distribution area, so that the cost can be reduced, and the construction economy can be improved.

Description

technical field [0001] The invention relates to the technical field of configuration optimization of a distribution station area, in particular to a configuration method of a flexible power electronic device in a distribution station area and a configuration system of a flexible power electronic device in a distribution station area. Background technique [0002] With the implementation of new infrastructure and the deepening of the concept of green, low-carbon and environmental protection, DC charging piles for load-side electric vehicles, distributed new energy sources, and flexible loads have shown a rapid growth trend. Considering the characteristics of the above-mentioned newly added elements in the Taiwan area, which use power electronic converters and mainly use DC power supply, carry out pilot projects and research on the power electronic distribution system in the Taiwan area with low-voltage flexible power electronic multi-port devices as the hub. The new electrici...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J3/02H02J3/28H02J3/38H02J4/00H02J5/00
CPCH02J5/00H02J4/00H02J3/02H02J3/28H02J3/381H02J2203/20H02J2203/10
Inventor 蒋志坚戴黎明陈斌戚星宇葛鑫马仲坤李昀宸刘文龙吕志鹏
Owner JIANGSU ELECTRIC POWER CO
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