Flywheel energy storage grid-connected system control method based on improved active disturbance rejection controller

The invention provides a flywheel energy storage grid-connected system control method based on an improved active disturbance rejection controller, and the method comprises the steps: obtaining a machine-side torque error, a machine-side AC voltage error, a DC support capacitor voltage error, a grid...

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Bibliographic Details
Main Authors SU WEIFENG, WANG TUAN, LIU HUICHEN, YU WENBO, ZHANG FEIKU, WEI SANMIN, ZHU ZHONGMING
Format Patent
LanguageChinese
English
Published 02.05.2023
Subjects
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
SYSTEMS FOR STORING ELECTRIC ENERGY
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Summary:The invention provides a flywheel energy storage grid-connected system control method based on an improved active disturbance rejection controller, and the method comprises the steps: obtaining a machine-side torque error, a machine-side AC voltage error, a DC support capacitor voltage error, a grid-side current error, and a grid-side and machine-side power error; on the basis of the constructed improved active-disturbance-rejection controller algorithm, a machine-side modulation wave q-axis component, a machine-side modulation wave d-axis component, a network-side modulation wave d-axis component and a network-side modulation wave q-axis component are obtained through calculation; and forming control signals of a machine side converter and a network side converter by the machine side modulation wave q-axis component, the machine side modulation wave d-axis component, the network side modulation wave d-axis component and the network side modulation wave q-axis component so as to realize rapid dynamic response
Bibliography:Application Number: CN202310156796