Qingwen SUN

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Patents Grantslast 30 patents

Information Patent Grant
Synchronous soft-start networking control strategy for parallel aux...
- Patent number 11,133,704
- Issue date Sep 28, 2021
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD. (CN)
- Bo Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Parallel control method and system for single-phase inverters and i...
- Patent number 11,101,741
- Issue date Aug 24, 2021
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- Bo Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
PARALLEL CONTROL METHOD AND SYSTEM FOR SINGLE-PHASE INVERTERS AND I...
- Publication number 20210143752
- Publication date May 13, 2021
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- Bo ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYNCHRONOUS SOFT-START NETWORKING CONTROL STRATEGY FOR PARALLEL AUX...
- Publication number 20210143671
- Publication date May 13, 2021
- CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
- Bo ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER