Power distribution network investment optimization method and system based on entropy weight-grey correlation method

A gray relational method and distribution network technology, applied in the direction of information technology support systems, resources, instruments, etc., can solve the problem of affecting the accuracy of decision-making methods, unable to ensure the maximum investment benefit of technical transformation projects, and unable to complete the production of distribution network Project optimization decision-making and other issues to achieve sustainable development, ensure effectiveness and accuracy, and plan scientific effects

CN114331738APending Publication Date: 2022-04-12STATE GRID ZHEJIANG ELECTRIC POWER +1
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Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
Publication Date
2022-04-12

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Abstract

The invention discloses a power distribution network investment optimization method and system based on an entropy weight-grey correlation method, and belongs to the technical field of power distribution network project investment. The invention discloses a power distribution network investment optimization method based on an entropy weight-grey correlation method. A power distribution network production project evaluation index is divided into a positive influence investment decision evaluation index and a negative influence investment decision evaluation index; performing standardization processing on the positive influence investment decision evaluation indexes and the negative influence investment decision evaluation indexes to form an investment decision evaluation index matrix of a standardized matrix power distribution network production project; therefore, the optimization decision of the power distribution network production project is completed, the effectiveness and accuracy of investment are guaranteed to the maximum extent, the investment risk of the power distribution network production project is reduced, and the method has important significance for improving the investment benefit of the power distribution network production project, optimizing resource allocation and achieving sustainable development of a power grid enterprise.
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Description

technical field

[0001] The invention relates to a distribution network investment optimization method and system based on an entropy weight-gray correlation method, and belongs to the technical field of distribution network production project investment. Background technique

[0002] Chinese patent (publication number: CN111967634A) provides a method and system for comprehensive evaluation and prioritization of distribution network investment projects, which belongs to the field of decision-making optimization technology. It is a method for comprehensive evaluation and prioritization of distribution network investment projects, including the following content: According to the construction goal of the distribution network, the constraint index conditions are obtained, and the project optimization and ranking are carried out based on the constraint index, and the initial optimal project is determined; according to the pre-built distribution network investment effectiveness eva...

Examples

Embodiment 1

[0066] A distribution network investment optimization method based on entropy weight-gray relational method,

[0067] Include the following steps:

[0068] The first step is to obtain the evaluation indicators of distribution network production projects and build a data matrix for technical transformation projects;

[0069] The evaluation indicators of distribution network production projects include positive impact investment decision-making evaluation indicators and negative impact investment decision-making evaluation indicators;

[0070] The second step is to standardize the data matrix of the technical transformation project in the first step to form an investment decision evaluation index matrix for the distribution network production project of the standardized matrix;

[0071] In the original distribution network production project investment decision evaluation index, there are both positive impact indicators and negative impact distribution network production projec...

Embodiment 2

[0079] Such as figure 1 As shown, a distribution network investment optimization method based on entropy weight-gray relational method,

[0080] Include the following steps:

[0081] The first step is to obtain the evaluation indicators of distribution network production projects and build a data matrix for technical transformation projects;

[0082] The evaluation indicators of distribution network production projects include positive impact investment decision-making evaluation indicators and negative impact investment decision-making evaluation indicators;

[0083] There are m distribution network production projects to be evaluated, and each distribution network production project has n distribution network production project investment decision-making evaluation indicators, then the technical transformation project data matrix X can be formed.

[0084]

[0085] The second step is to standardize the data matrix of the technical transformation project in the first step...

Embodiment 3

[0109] A distribution network investment optimization system based on entropy weight-gray relational method, which includes:

[0110] one or more processors;

[0111] storage means for storing one or more programs;

[0112] When the one or more programs are executed by the one or more processors, the one or more processors are made to implement the above-mentioned investment decision-making method for a distribution network production project.

[0113] Those skilled in the art should understand that the embodiments of the present application may be provided as methods, systems, or computer program products. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, o...