Hualei JU

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Three-level converter, control method thereof, and power supply system
- Patent number 11,936,294
- Issue date Mar 19, 2024
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Hualei Ju
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Insulation impedance detection method, apparatus, and system
- Patent number 11,802,897
- Issue date Oct 31, 2023
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Hualei Ju
- G01 - MEASURING TESTING
Information Patent Grant
Power system and control method
- Patent number 11,699,905
- Issue date Jul 11, 2023
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Hualei Ju
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Parametric curve scanning method for photovoltaic string, converter...
- Patent number 11,575,266
- Issue date Feb 7, 2023
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Zhiwu Xu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
THREE-LEVEL CONVERTER, CONTROL METHOD THEREOF, AND POWER SUPPLY SYSTEM
- Publication number 20230087302
- Publication date Mar 23, 2023
- Huawei Digital Power Technologies Co., Ltd.
- Hualei JU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SYSTEM AND CONTROL METHOD
- Publication number 20220320866
- Publication date Oct 6, 2022
- Huawei Digital Power Technologies Co., Ltd.
- Hualei JU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ENERGY STORAGE SYSTEM AND BATTERY MANAGEMENT METHOD
- Publication number 20220285950
- Publication date Sep 8, 2022
- Huawei Digital Power Technologies Co., Ltd.
- Hualei JU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INSULATION IMPEDANCE DETECTION METHOD, APPARATUS, AND SYSTEM
- Publication number 20220268822
- Publication date Aug 25, 2022
- Huawei Digital Power Technologies Co., Ltd.
- Hualei JU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PARAMETRIC CURVE SCANNING METHOD FOR PHOTOVOLTAIC STRING, CONVERTER...
- Publication number 20220190605
- Publication date Jun 16, 2022
- Huawei Digital Power Technologies Co., Ltd.
- Zhiwu XU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER