Optimized operation method of grid-connected energy storage system based on device-level battery model

The invention relates to a device-level battery model-based grid-connected energy storage system optimization operation method. The method comprises the following steps of: establishing a device-level battery model-based grid-connected battery energy storage system power model; establishing a relati...

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Bibliographische Detailangaben
Hauptverfasser:	QIAN JIANXU, SHEN YONG, YU HANGJIE, XIAO DUO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER COMPUTING CONVERSION OR DISTRIBUTION OF ELECTRIC POWER COUNTING DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES ELECTRICITY GENERATION PHYSICS SYSTEMS FOR STORING ELECTRIC ENERGY SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR
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Beschreibung
Zusammenfassung:	The invention relates to a device-level battery model-based grid-connected energy storage system optimization operation method. The method comprises the following steps of: establishing a device-level battery model-based grid-connected battery energy storage system power model; establishing a relation equation of battery equivalent model parameters; designing an optimized operation method of the grid-connected battery energy storage system; designing a non-linear and non-convexity equation conversion method; performing parameter estimation; and according to a parameter estimation result, improving a mathematical model for optimized operation of the grid-connected battery energy storage system. The grid-connected battery energy storage system energy storage optimization operation method has the advantages that the battery first-order circuit equivalent model is utilized, the grid-connected battery energy storage system energy storage optimization operation method is provided, and performance optimization of th