Jian-Fei ZHENG

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Phase locking system for three-phase alternating current electric g...
- Patent number 9,077,180
- Issue date Jul 7, 2015
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Hai-Fen Xue
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC chopper and DC chopping method for doubly fed induction generato...
- Patent number 8,922,173
- Issue date Dec 30, 2014
- Delta Electronics (Shanghai) Co., Ltd.
- Chang-Yong Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
FIVE-LEVEL RECTIFIER
- Publication number 20150155770
- Publication date Jun 4, 2015
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Jian-Ping YING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PHASE LOCKING SYSTEM FOR THREE-PHASE ALTERNATING CURRENT ELECTRIC G...
- Publication number 20130121046
- Publication date May 16, 2013
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Hai-Fen XUE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC CHOPPER AND DC CHOPPING METHOD FOR DOUBLY FED INDUCTION GENERATO...
- Publication number 20130049707
- Publication date Feb 28, 2013
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Chang-Yong Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER