Aken-Kai Liu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Time domain distance protection based on polarity comparison for po...
- Patent number 11,435,411
- Issue date Sep 6, 2022
- Hitachi Energy Switzerland AG
- YouYi Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Time Domain Distance Protection Based on Polarity Comparison for Po...
- Publication number 20200319262
- Publication date Oct 8, 2020
- ABB Power Grids Switzerland AG
- YouYi Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER