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River and lake water system power reconstruction method, system and equipment and computer storage medium

A power and water system technology, applied in computer components, computer-aided design, calculation, etc., can solve problems such as matching of power demand sets of river and lake water systems, model uncertainty and instability, and achieve the effect of taking into account the cost

Active Publication Date: 2021-06-04
NANJING HYDRAULIC RES INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Traditional methods for reconstructing river and lake water systems usually do not properly match the dynamic demand set of river and lake water system with the dynamic reconstruction measure set, resulting in large uncertainty and instability in the constructed model

Method used

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  • River and lake water system power reconstruction method, system and equipment and computer storage medium
  • River and lake water system power reconstruction method, system and equipment and computer storage medium
  • River and lake water system power reconstruction method, system and equipment and computer storage medium

Examples

Experimental program
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Effect test

Embodiment 1

[0136] This embodiment proposes a power reconfiguration system for river and lake systems, which includes a demand analysis module, a power matching module, and a layout optimization module. The demand analysis module is used to obtain the dynamic characteristics of the predetermined water area, and use the dynamic characteristics to cluster all the rivers in the predetermined water area to obtain each class. The dynamic matching module is used to analyze the spatial distribution pattern of each class with different dynamic characteristics. The layout optimization module is used to build a dynamic matching multi-objective optimization model and a layout optimization model on the basis of the completion of the spatial distribution pattern analysis, and solve them respectively.

Embodiment 2

[0138] On the basis of Example 1, the demand analysis module is used to quantitatively describe the power demand of river and lake water systems. This example builds a set of index system on the basis of theoretical research and case analysis, mainly including structural connectivity, hydraulic Connectivity and landform properties. Structural connectivity indexes analyze the frequency of rivers, water surface ratio, and river system connectivity in the region; hydraulic connectivity indexes analyze the length of rivers in the region, the flow capacity of water bodies, and the output capacity of river channels; Connectivity, river stability and other aspects are analyzed. Structural connectivity is the basis for improving the ability of overall planning and allocation of water resources in river and lake systems and improving the water ecological environment, while hydraulic connectivity reflects the ability of water systems to defend against floods and droughts, and has strong...

Embodiment 3

[0168] On the basis of the first embodiment, the power matching module is used to properly match the power demand set of the river and lake water system with the power reconstruction measure set, and take into account the cost of the measures while achieving the power demand through the power reconstruction measures.

[0169] Mathematical Description of Dynamical Matching Problem

[0170] Let I={1,2,...,m}, J={1,2,...,n}, (m≥2, n≥2). There is a set of dynamic reconstruction requirements for river and lake systems, denoted as A={A 1 ,A 2 ,...,A m}, where A i is the power demand of the i-th river and lake water system in A, i∈I; there is a power reconstruction measure set for the river and lake water system, denoted as B={B 1 ,B 2 ,...,B n}, where B j. is the jth power reconstruction measure in B, j∈J.

[0171] Note the power demand for river and lake water system A i In terms of dynamic restructuring measure B j The suitability score is r ij ∈S,S=[s min ,s max ], w...

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Abstract

The invention relates to a river and lake water system power reconstruction method, system and device and a computer storage medium, and the method comprises the steps: obtaining the power characteristics of a predetermined water area, and carrying out the clustering of all rivers in the predetermined water area through the power characteristics, and obtaining all classes; performing spatial distribution pattern analysis on each class with different dynamic characteristics; and on the basis that the spatial distribution pattern analysis is completed, constructing a dynamic matching multi-objective optimization model and a layout optimization model, and respectively solving the models. The method is used for quantitatively describing the water safety adaptation degree of the river and lake water system, multiple classes with different dynamic characteristics are obtained by conducting system clustering on the rivers, and each class comprises a plurality of rivers with similar dynamic characteristics. The spatial difference of river power is described by taking a class as a unit, spatial distribution pattern analysis is performed on each class with different dynamic characteristics, and then the position rule of spatial distribution is summarized based on the spatial distribution pattern.

Description

technical field [0001] The invention relates to a river and lake water system power reconstruction method, system, equipment and computer storage medium, and relates to the water system power field. Background technique [0002] The connection of river and lake water systems is a complex water network system composed of various elements. The dynamic demand index system of river and lake water system mainly includes structural connectivity, hydraulic connectivity and landform characteristics. Structural connectivity indexes analyze the frequency of rivers, water surface ratio, and river system connectivity in the region; hydraulic connectivity indexes analyze the length of rivers in the region, the flow capacity of water bodies, and the output capacity of river channels; Connectivity, river stability and other aspects are analyzed. Structural connectivity is the basis for improving the ability of overall planning and allocation of water resources in river and lake systems a...

Claims

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Application Information

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IPC IPC(8): G06F30/25G06F30/28G06K9/62G06F113/08G06F119/14
CPCG06F30/25G06F30/28G06F2113/08G06F2119/14G06F18/23Y02A20/402
Inventor 吴时强吴修锋张宇戴江玉王小东顾芳芳薛万云王芳芳杨倩倩高昂
Owner NANJING HYDRAULIC RES INST