Inventor
DONG YUNLONG
CN29 patents
Patents
29 patentsUS10250070B2Apr 2, 2019
Line power control method and system for unified power flow controller
NR ELECTRIC CO LTD3 citations73
US9876393B2Jan 23, 2018
Direct current (DC) voltage control method and apparatus
NR ELECTRIC CO LTD2 citations72
US10523131B2Dec 31, 2019
Reconfigurable MMC sub-module unit and control unit thereof
NR ELECTRIC CO LTD3 citations70
US10164428B2Dec 25, 2018
Voltage-source multi-level converter, DC power transmission system, and fault processing method and device
NR ELECTRIC CO LTD3 citations70
US10763761B2Sep 1, 2020
Charging method for sub-module based hybrid converter
NR ELECTRIC CO LTD3 citations69
US11264794B2Mar 1, 2022
Series compensator and control method
NR ELECTRIC CO LTD3 citations67
US10797487B2Oct 6, 2020
On-line input control method, on-line input and quit device for voltage-source converter unit
NR ELECTRIC CO LTD1 citations62
US10283965B2May 7, 2019
Method for incorporating non-operating station into operating system in multi-terminal flexible DC transmission system
NR ELECTRIC CO LTD1 citations62
US11355932B2Jun 7, 2022
Control system and control method for parallel converter system
NR ELECTRIC CO LTD1 citations61
US10840702B2Nov 17, 2020
Direct current power grid voltage control method
NR ELECTRIC CO LTD1 citations61
US10483788B2Nov 19, 2019
Charging method for sub-module based hybrid converter
NR ELECTRIC CO LTD1 citations59
US10461534B2Oct 29, 2019
Starting method and stopping method for a static synchronous series compensator
NR ELECTRIC CO LTD1 citations59
US11146071B2Oct 12, 2021
Coordinated control method and device for series voltage source converter valve group
NR ELECTRIC CO LTD0 citations51
US10476261B2Nov 12, 2019
Method and system for fault positioning and recovery of voltage source converter
NR ELECTRIC CO LTD0 citations51
US10326275B2Jun 18, 2019
Method for controlling zero sequence voltage of voltage source converter
NR ELECTRIC CO LTD0 citations51
US10218184B2Feb 26, 2019
Method for inhibiting multiple inverter stations from entering passive control mode in island state
NR ELECTRIC CO LTD0 citations51
US11374411B2Jun 28, 2022
Converter control method and device
NR ELECTRIC CO LTD0 citations50
US11329486B2May 10, 2022
Method for initiating flexible DC transmission system under isolated island condition
NR ELECTRIC CO LTD0 citations50
US11190020B2Nov 30, 2021
Direct current voltage coordination control method
NR ELECTRIC CO LTD0 citations50
US11289905B2Mar 29, 2022
Voltage and current control method and device for direct-current power transmission system
NR ELECTRIC CO LTD0 citations49
US10965114B2Mar 30, 2021
Method and apparatus for suppressing impact of compensator on line distance protection
NR ELECTRIC CO LTD0 citations49
US10396562B2Aug 27, 2019
Series compensation device applicable to double-circuit line
NR ELECTRIC CO LTD0 citations48
US10418816B2Sep 17, 2019
Passive islanding-to-grid-connected switch method
NR ELECTRIC CO LTD0 citations41
US10396561B2Aug 27, 2019
Coordination control method of multi-terminal VSC-HVDC transmission system
NR ELECTRIC CO LTD0 citations41
US9608511B2Mar 28, 2017
Method for charging modular multilevel converter
NR ELECTRIC CO LTD0 citations41
US10461525B2Oct 29, 2019
Fault current limiting control and protection coordination method for converter of flexible direct current power transmission system operating in islanding state
NR ELECTRIC CO LTD0 citations40
US10270332B2Apr 23, 2019
Overload current limiting method for voltage source converter
NR ELECTRIC CO LTD0 citations40
US9876420B2Jan 23, 2018
Sub-module distributed control method, device and system
NR ELECTRIC CO LTD0 citations40
US10033186B2Jul 24, 2018
Unified power flow controller for double-circuit line
NR ELECTRIC CO LTD0 citations39