Hanfeng ZHENG

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Zhuzhou, Hunan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rotor temperature monitoring method and system for permanent magnet...
- Patent number 10,374,545
- Issue date Aug 6, 2019
- CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE CO., LTD.
- Jianghua Feng
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for correcting initial zero offset
- Patent number 10,263,556
- Issue date Apr 16, 2019
- CRRC ZHUZHOU INSTITUTE CO., LTD.
- Jianghua Feng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control method for restarting permanent magnet synchronous motor wi...
- Patent number 10,033,313
- Issue date Jul 24, 2018
- CSR ZHUZHOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE CO., LTD.
- Jianghua Feng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR CORRECTING INITIAL ZERO OFFSET
- Publication number 20180302014
- Publication date Oct 18, 2018
- CRRC ZHUZHOU INSTITUTE CO., LTD.
- Jianghua FENG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ROTOR TEMPERATURE MONITORING METHOD AND SYSTEM FOR PERMANENT MAGNET...
- Publication number 20170338765
- Publication date Nov 23, 2017
- CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE CO., LTD.
- Jianghua FENG
- G01 - MEASURING TESTING
Information Patent Application
CONTROL METHOD FOR RESTARTING PERMANENT MAGNET SYNCHRONOUS MOTOR WI...
- Publication number 20160285397
- Publication date Sep 29, 2016
- CSR ZHUZHOU ELECTRIC LOCOMOTIVE RESEARCH INSTITUTE CO., LTD.
- Jianghua FENG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER