Qixue Zhang

Follow

Person

Nanjing, Jiangsu, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Method for detecting open phase of startup/standby transformer base...
- Patent number 11,422,204
- Issue date Aug 23, 2022
- NR ELECTRIC CO., LTD
- Jiasheng Chen
- G08 - SIGNALLING
Information Patent Grant
Method and device for quickly eliminating ferromagnetic resonance o...
- Patent number 11,264,793
- Issue date Mar 1, 2022
- NR ELECTRIC CO., LTD
- Honglin Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for identifying open phase of circuit breaker...
- Patent number 10,267,859
- Issue date Apr 23, 2019
- NR ELECTRIC CO., LTD
- Jun Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Relay protection method and apparatus against LC parallel circuit d...
- Patent number 10,128,650
- Issue date Nov 13, 2018
- NR Electric Co., Ltd.
- Qixue Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current source converter differential protection method and relay p...
- Patent number 9,584,007
- Issue date Feb 28, 2017
- NR ELECTRIC CO., LTD.
- Qixue Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR DETECTING OPEN PHASE OF STARTUP/STANDBY TRANSFORMER BASE...
- Publication number 20200363479
- Publication date Nov 19, 2020
- Nr. Electric Co., Ltd
- Jiasheng Chen
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND DEVICE FOR QUICKLY ELIMINATING FERROMAGNETIC RESONANCE O...
- Publication number 20200287379
- Publication date Sep 10, 2020
- NR ELECTRIC CO., LTD
- Honglin WANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND APPARATUS FOR IDENTIFYING OPEN PHASE OF CIRCUIT BREAKER...
- Publication number 20180149699
- Publication date May 31, 2018
- NR ELECTRIC CO., LTD.
- Jun CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RELAY PROTECTION METHOD AND APPARATUS AGAINST LC PARALLEL CIRCUIT D...
- Publication number 20170047729
- Publication date Feb 16, 2017
- Nr. Electric Co., Ltd
- Qixue Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT SOURCE CONVERTER DIFFERENTIAL PROTECTION METHOD AND RELAY P...
- Publication number 20160118877
- Publication date Apr 28, 2016
- NR ENGINEERING CO., LTD.
- Qixue ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER