Optimizing method for the running mode of a power distribution network

A technology of operation mode and optimization method, which is applied in the field of power system, can solve problems such as misjudgment by dispatchers, failure to consider operation risk, small probability of occurrence, etc., and achieve the effect of simple solution and scientific and reasonable optimization of operation mode

Inactive Publication Date: 2017-05-10
SHENZHEN POWER SUPPLY BUREAU +2
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AI Technical Summary

Problems solved by technology

[0005] 1) Although the safety of the distribution network operation is considered, the operation risk is not considered, which may easily lead to some accidents;
[0006] 2) Safety and reliability usually only consider the comprehensive level of the probability of accidents and the consequences of accidents. For some special cases, such as accidents with high probability of occurrence but small impact or small probability of occurren

Method used

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  • Optimizing method for the running mode of a power distribution network
  • Optimizing method for the running mode of a power distribution network
  • Optimizing method for the running mode of a power distribution network

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Example Embodiment

[0027] The following descriptions of the various embodiments refer to the accompanying drawings to illustrate specific embodiments in which the invention may be practiced.

[0028] Please refer to figure 1 As shown, Embodiment 1 of the present invention provides a method for optimizing the operation mode of a distribution network, including:

[0029] Step S1, collecting parameters related to the optimization of the operation mode of the distribution network;

[0030] Step S2, optimizing the relevant parameters according to the collected operation mode of the distribution network, and constructing a mathematical model for optimizing the operation mode of the distribution network;

[0031] In step S3, the mathematical model of the operation mode of the distribution network is solved to obtain an optimization result of the operation mode of the distribution network.

[0032] Each step is described in detail below.

[0033] In step S1, the relevant parameters of the distributio...

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Abstract

The invention provides an optimizing method for the running mode of a power distribution network. The method comprises the following steps: S1) acquiring the related parameters for the optimizing of the running mode of a power distribution network; S2) according to the related parameters for the optimizing of the running mode of the power distribution network, constructing a mathematic model for optimizing the running mode of the power distribution network; and S3) seeking the mathematic model for optimizing the running mode of the power distribution network to obtain the optimization result of the running mode of the power distribution network. According to the invention, besides the optimization targets in the prior art such as economy and reliability, another two targets are added: the running risk and grid risk wherein the former reflects the running conditions of the lines and the transformers while the latter reflects the results incurred from a predicted accident. Compared with the traditional optimizing method, the optimizing method of the invention is more comprehensive and the optimization on the running mode is more scientific and reasonable.

Description

technical field [0001] The invention relates to the technical field of power systems, in particular to a method for optimizing the operation mode of a distribution network. Background technique [0002] The normal operation mode of the power system refers to the normal planned maintenance mode and hydropower generation and thermal power generation according to the load curve and seasonal changes, maximum and minimum load and maximum and minimum start-up modes, and pumped storage operating conditions that may appear for a long time Operation mode. For the distribution network, the normal operation mode usually meets the following requirements: it can fully meet the user's demand for electric energy; all equipment in the distribution network does not have overload and overvoltage problems, and the transmission power of all lines is within the limit; There is a reactive power reserve capacity that meets the regulations; the relay protection and safety automatic devices are pro...

Claims

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Application Information

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IPC IPC(8): H02J3/00
CPCH02J3/00H02J2203/20
Inventor 李扬潘凯岩周名煜白恒远郑晓辉谭大帅王承民谢宁吕倩赵友国
Owner SHENZHEN POWER SUPPLY BUREAU
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