Inventor

ZHANG HUAGUANG

CN13 patents

⚠️ This page may combine multiple inventors who share the name “ZHANG HUAGUANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV NORTHEASTERN

9 patents

US9797799B2Oct 24, 2017

Intelligent adaptive system and method for monitoring leakage of oil pipeline networks based on big data

UNIV NORTHEASTERN6 citations70

US9618914B2Apr 11, 2017

Energy resource-grid-load automatic control system of smart microgrid and control methods thereof

UNIV NORTHEASTERN4 citations70

US9564754B2Feb 7, 2017

Energy router for energy internet

UNIV NORTHEASTERN2 citations68

US9673730B2Jun 6, 2017

Double auxiliary resonant commutated pole three-phase soft-switching inverter circuit and modulation method

UNIV NORTHEASTERN4 citations63

US10935581B2Mar 2, 2021

Electric grid state estimation system and method based on boundary fusion

UNIV NORTHEASTERN0 citations47

US12442793B2Oct 14, 2025

Intelligent inversion method for pipeline defects based on heterogeneous field signals

UNIV NORTHEASTERN0 citations46

US10439398B2Oct 8, 2019

Reactive power optimization system and method of power grid based on the double-fish-swarm algorithm

UNIV NORTHEASTERN0 citations36

US9625931B2Apr 18, 2017

Bypass type 220V grid voltage sag prevention device and control method therefor

UNIV NORTHEASTERN0 citations35

US10171020B2Jan 1, 2019

Intelligent cooperative control system and method for multi-unit permanent magnet synchronous motor

UNIV NORTHEASTERN0 citations33

ZHANG HUAGUANG

4 patents

US8965747B2Feb 24, 2015

Automatic three-phase unbalanced load compensation experimental device and its control method

ZHANG HUAGUANG7 citations67

US9190920B2Nov 17, 2015

H-bridge micro inverter grid-connected device

ZHANG HUAGUANG2 citations56

US9013958B2Apr 21, 2015

Device for positioning submarine pipeline robots and method thereof

ZHANG HUAGUANG3 citations51

US8981592B2Mar 17, 2015

Transformer control device and method based on three-dimensional zone diagram policy

ZHANG HUAGUANG1 citations46