Zhongfeng ZHANG

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Jiangning Nanjing, Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Multi-voltage level direct current grid system and control protecti...
- Patent number 11,342,744
- Issue date May 24, 2022
- NR ELECTRIC CO., LTD
- Yeyuan Xie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Redundant energy acquisition circuit of power module, and control m...
- Patent number 11,264,891
- Issue date Mar 1, 2022
- NR ELECTRIC CO., LTD
- Yeyuan Xie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Bipolar bidirectional DC converter, and control method and control...
- Patent number 11,223,291
- Issue date Jan 11, 2022
- NR ELECTRIC CO., LTD
- Chen Xie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
MULTI-VOLTAGE LEVEL DIRECT CURRENT GRID SYSTEM AND CONTROL PROTECTI...
- Publication number 20210265835
- Publication date Aug 26, 2021
- Nr. Electric Co., Ltd
- YEYUAN XIE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BIPOLAR BIDIRECTIONAL DC CONVERTER, AND CONTROL METHOD AND CONTROL...
- Publication number 20210242792
- Publication date Aug 5, 2021
- Nr. Electric Co., Ltd
- Chen XIE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
UNIDIRECTIONAL DC VOLTAGE CONVERSION DEVICE AND SYSTEM AND METHOD F...
- Publication number 20210242787
- Publication date Aug 5, 2021
- Nr. Electric Co., Ltd
- Yeyuan XIE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
REDUNDANT ENERGY ACQUISITION CIRCUIT OF POWER MODULE, AND CONTROL M...
- Publication number 20210036600
- Publication date Feb 4, 2021
- NR Electric Co., Ltd
- Yeyuan XIE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CHAINED MULTI-PORT GRID-CONNECTED INTERFACE APPARATUS AND CONTROL M...
- Publication number 20200220355
- Publication date Jul 9, 2020
- NR Electric Co., Ltd
- Yeyuan XIE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER