Inventor
ZHAO WENQIANG
CN10 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO WENQIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NR ELECTRIC CO LTD
5 patentsUS10181799B2Jan 15, 2019
Hybrid back-to-back direct current transmission system and power flow reversal control method
NR ELECTRIC CO LTD2 citations71
US10797487B2Oct 6, 2020
On-line input control method, on-line input and quit device for voltage-source converter unit
NR ELECTRIC CO LTD1 citations62
US10700525B2Jun 30, 2020
Method and apparatus for controlling hybrid direct-current transmission system
NR ELECTRIC CO LTD1 citations59
US11289905B2Mar 29, 2022
Voltage and current control method and device for direct-current power transmission system
NR ELECTRIC CO LTD0 citations49
US9768696B2Sep 19, 2017
Direct current transmission inverter side frequency control method
NR ELECTRIC CO LTD0 citations40