Inventor
ZHU XUANCAI
CN23 patents
⚠️ This page may combine multiple inventors who share the name “ZHU XUANCAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELTA ELECTRONICS SHANGHAI CO
18 patentsUS10411479B2Sep 10, 2019
Detection circuit and detection method for detecting insulation resistance of photovoltaic inverter, and photovoltaic inverter
DELTA ELECTRONICS SHANGHAI CO6 citations69
US10305273B2May 28, 2019
Photovoltaic system and rapid shutdown method thereof
DELTA ELECTRONICS SHANGHAI CO3 citations68
US11658488B2May 23, 2023
Photovoltaic power optimization system
DELTA ELECTRONICS SHANGHAI CO1 citations62
US11990758B2May 21, 2024
Control method, auxiliary power supply of photovoltaic inverter and photovoltaic power generation system
DELTA ELECTRONICS SHANGHAI CO1 citations60
US11532935B2Dec 20, 2022
Rapid shutdown device for photovoltaic system and control method thereof and protection system
DELTA ELECTRONICS SHANGHAI CO1 citations60
US11799296B2Oct 24, 2023
Islanding detection system and method
DELTA ELECTRONICS SHANGHAI CO0 citations59
US11309789B2Apr 19, 2022
Inverter and soft-start method for the same
DELTA ELECTRONICS SHANGHAI CO0 citations57
US10897241B2Jan 19, 2021
Hysteresis control method for inverter and an inverter with hysteresis control
DELTA ELECTRONICS SHANGHAI CO0 citations57
US10305542B2May 28, 2019
Method, apparatus and system for crosstalk suppression of power line communication
DELTA ELECTRONICS SHANGHAI CO1 citations57
US11190023B2Nov 30, 2021
Photovoltaic inverter system and method for controlling the same
DELTA ELECTRONICS SHANGHAI CO0 citations51
US11128142B2Sep 21, 2021
Photovoltaic power generation system and method for controlling the same
DELTA ELECTRONICS SHANGHAI CO0 citations51
US10965220B2Mar 30, 2021
Non-isolated inverting apparatus, control method thereof and photovoltaic system having the same
DELTA ELECTRONICS SHANGHAI CO0 citations51
US9722535B2Aug 1, 2017
Method and device for ARC fault detection for photovoltaic inverter and photovoltaic inverter using the same
DELTA ELECTRONICS SHANGHAI CO1 citations49
US11474133B2Oct 18, 2022
Insulation impedance detection circuit and insulation impedance detection method of photovoltaic inverter system
DELTA ELECTRONICS SHANGHAI CO0 citations48
US11881815B2Jan 23, 2024
Photovoltaic inverter system, automatic locating method of rapid shutdown devices and fault control method thereof
DELTA ELECTRONICS SHANGHAI CO0 citations47
US11175316B2Nov 16, 2021
Method for identifying the type of a grid automatically and inverter device thereof
DELTA ELECTRONICS SHANGHAI CO0 citations47
US10148196B2Dec 4, 2018
Inverter and control method thereof
DELTA ELECTRONICS SHANGHAI CO0 citations40
US10411459B2Sep 10, 2019
Photovoltaic power generation system and method for shutting down the same
DELTA ELECTRONICS SHANGHAI CO0 citations36
DELTA ELECTRONICS INC
2 patentsWANBANG DIGITAL ENERGY CO LTD
2 patentsUS12512673B2Dec 30, 2025
Inverter parallel system and zero feed-in control method therefor
WANBANG DIGITAL ENERGY CO LTD0 citations46
US11799289B2Oct 24, 2023
Grid-tied power generation system and grid-tied power fluctuation suppression device and method thereof
WANBANG DIGITAL ENERGY CO LTD0 citations46