Li Qi

Person

Cary, NC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Fuel cell powered ring bus architectures
- Patent number 12,113,396
- Issue date Oct 8, 2024
- ABB Schweiz AG
- Li Qi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and control to integrate fuel cells in datacenters with ring...
- Patent number 11,955,835
- Issue date Apr 9, 2024
- ABB Schweiz AG
- Harish Suryanarayana
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hybrid circuit breakers
- Patent number 11,837,865
- Issue date Dec 5, 2023
- ABB S.p.A.
- Li Qi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current control and circuit protection for distributed energy resou...
- Patent number 11,532,933
- Issue date Dec 20, 2022
- ABB Schweiz AG
- Yu Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Intelligent current limiting for solid-state switching
- Patent number 11,394,199
- Issue date Jul 19, 2022
- ABB Schweiz AG
- Li Qi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multiple vehicle charging system
- Patent number 11,230,202
- Issue date Jan 25, 2022
- ABB Schweiz AG
- Li Qi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Solid-state protection for direct current networks
- Patent number 11,101,640
- Issue date Aug 24, 2021
- ABB SCHWEIZ
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit protection system
- Patent number 11,070,052
- Issue date Jul 20, 2021
- ABB S.p.A.
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fault protection in converter-based DC distribution systems
- Patent number 10,693,293
- Issue date Jun 23, 2020
- ABB Schweiz AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for controlling a hybrid energy storage system
- Patent number 10,483,758
- Issue date Nov 19, 2019
- ABB Research Ltd.
- Jiaqi Liang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fault isolation and system restoration using power converter
- Patent number 10,411,587
- Issue date Sep 10, 2019
- ABB Schweiz AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Direct current transmission system and method
- Patent number 9,819,188
- Issue date Nov 14, 2017
- ABB Schweiz AG
- Jiuping Pan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fault location of DC distribution systems
- Patent number 9,800,044
- Issue date Oct 24, 2017
- ABB Schweiz AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High impedance fault location in DC distribution systems
- Patent number 9,791,495
- Issue date Oct 17, 2017
- ABB Schweiz AG
- Li Qi
- G01 - MEASURING TESTING
Information Patent Grant
Technologies for zonal fault protection of DC distribution systems
- Patent number 9,762,047
- Issue date Sep 12, 2017
- Jiuping Pan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for the protection of DC distribution systems
- Patent number 9,748,762
- Issue date Aug 29, 2017
- ABB Schweiz AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Doubly-fed, variable-speed, dual-voltage AC generation and distribu...
- Patent number 9,742,331
- Issue date Aug 22, 2017
- ABB Schweiz AG
- Jiaqi Liang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for converting AC electrical power to DC electrical power an...
- Patent number 9,614,429
- Issue date Apr 4, 2017
- ABB Schweiz AG
- Jiaqi Liang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reducing peak fault output current in a DC power generation system
- Patent number 9,608,551
- Issue date Mar 28, 2017
- ABB Schweiz AG
- Wen Ouyang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Protection device for DC collection systems
- Patent number 9,419,428
- Issue date Aug 16, 2016
- ABB Technology AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC connection scheme for windfarm with internal MVDC collection grid
- Patent number 9,048,694
- Issue date Jun 2, 2015
- ABB Research Ltd.
- Jiuping Pan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
FUEL CELL POWERED RING BUS ARCHITECTURES
- Publication number 20240313574
- Publication date Sep 19, 2024
- ABB Schweiz AG
- Li Qi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
HYBRID CIRCUIT BREAKERS
- Publication number 20230198248
- Publication date Jun 22, 2023
- ABB S.p.A.
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND CONTROL TO INTEGRATE FUEL CELLS IN DATACENTERS WITH RING...
- Publication number 20230115739
- Publication date Apr 13, 2023
- ABB Schweiz AG
- Harish Suryanarayana
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INTELLIGENT CURRENT LIMITING FOR SOLID-STATE SWITCHING
- Publication number 20220085600
- Publication date Mar 17, 2022
- ABB Schweiz AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MULTIPLE VEHICLE CHARGING SYSTEM
- Publication number 20210178918
- Publication date Jun 17, 2021
- ABB Schweiz AG
- Li Qi
- B60 - VEHICLES IN GENERAL
Information Patent Application
CURRENT CONTROL AND CIRCUIT PROTECTION FOR DISTRIBUTED ENERGY RESOU...
- Publication number 20210143630
- Publication date May 13, 2021
- ABB Schweiz AG
- Yu Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT PROTECTION SYSTEM
- Publication number 20180175605
- Publication date Jun 21, 2018
- ABB S.p.A.
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FAULT ISOLATION AND SYSTEM RESTORATION USING POWER CONVERTER
- Publication number 20180166972
- Publication date Jun 14, 2018
- ABB Schweiz AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HIGH IMPEDANCE FAULT LOCATION IN DC DISTRIBUTION SYSTEMS
- Publication number 20170192047
- Publication date Jul 6, 2017
- ABB Technology Ltd.
- Li Qi
- G01 - MEASURING TESTING
Information Patent Application
FAULT PROTECTION IN CONVERTER-BASED DC DISTRIBUTION SYSTEMS
- Publication number 20170054291
- Publication date Feb 23, 2017
- ABB Schweiz AG
- LI QI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
REDUCING PEAK FAULT OUTPUT CURRENT IN A DC POWER GENERATION SYSTEM
- Publication number 20170054393
- Publication date Feb 23, 2017
- ABB Technology Ltd.
- Wen Ouyang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEM FOR CONVERTING AC ELECTRICAL POWER TO DC ELECTRICAL POWER AN...
- Publication number 20170054358
- Publication date Feb 23, 2017
- ABB Technology Ltd.
- Jiaqi Liang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TECHNOLOGIES FOR ZONAL FAULT PROTECTION OF DC DISTRIBUTION SYSTEMS
- Publication number 20160372911
- Publication date Dec 22, 2016
- ABB Technology Ltd.
- Jiuping Pan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FAULT LOCATION OF DC DISTRIBUTION SYSTEMS
- Publication number 20160352091
- Publication date Dec 1, 2016
- ABB Technology Ltd.
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Active Neutral-Point-Clamped (ANPC) Converters and Operating Method...
- Publication number 20160352251
- Publication date Dec 1, 2016
- ABB TECHNOLOGY AG
- Jun Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Doubly-Fed, Variable-Speed, Dual-Voltage AC Generation and Distribu...
- Publication number 20160079898
- Publication date Mar 17, 2016
- ABB TECHNOLOGY AG
- Jiaqi Liang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electric Power Generation and Distribution for Islanded or Weakly-C...
- Publication number 20150349687
- Publication date Dec 3, 2015
- ABB TECHNOLOGY AG
- Jiaqi Liang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Protection Device for DC Collection Systems
- Publication number 20150333504
- Publication date Nov 19, 2015
- ABB TECHNOLOGY AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method and Apparatus for the Protection of DC Distribution Systems
- Publication number 20150270704
- Publication date Sep 24, 2015
- ABB TECHNOLOGY AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method and Apparatus for Controlling a Hybrid Energy Storage System
- Publication number 20150194820
- Publication date Jul 9, 2015
- Jiaqi Liang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC CONNECTION SCHEME FOR WINDFARM WITH INTERNAL MVDC COLLECTION GRID
- Publication number 20130197704
- Publication date Aug 1, 2013
- ABB Research Ltd.
- Jiuping PAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Person

Patents Grantslast 30 patents

Fuel cell powered ring bus architectures

Method and control to integrate fuel cells in datacenters with ring...

Hybrid circuit breakers

Current control and circuit protection for distributed energy resou...

Intelligent current limiting for solid-state switching

Multiple vehicle charging system

Solid-state protection for direct current networks

Circuit protection system

Fault protection in converter-based DC distribution systems

Method and apparatus for controlling a hybrid energy storage system

Fault isolation and system restoration using power converter

Direct current transmission system and method

Fault location of DC distribution systems

High impedance fault location in DC distribution systems

Technologies for zonal fault protection of DC distribution systems

Method and apparatus for the protection of DC distribution systems

Doubly-fed, variable-speed, dual-voltage AC generation and distribu...

System for converting AC electrical power to DC electrical power an...

Reducing peak fault output current in a DC power generation system

Protection device for DC collection systems

DC connection scheme for windfarm with internal MVDC collection grid

Patents Applicationslast 30 patents

FUEL CELL POWERED RING BUS ARCHITECTURES

HYBRID CIRCUIT BREAKERS

METHOD AND CONTROL TO INTEGRATE FUEL CELLS IN DATACENTERS WITH RING...

INTELLIGENT CURRENT LIMITING FOR SOLID-STATE SWITCHING

MULTIPLE VEHICLE CHARGING SYSTEM

CURRENT CONTROL AND CIRCUIT PROTECTION FOR DISTRIBUTED ENERGY RESOU...

CIRCUIT PROTECTION SYSTEM

FAULT ISOLATION AND SYSTEM RESTORATION USING POWER CONVERTER

HIGH IMPEDANCE FAULT LOCATION IN DC DISTRIBUTION SYSTEMS

FAULT PROTECTION IN CONVERTER-BASED DC DISTRIBUTION SYSTEMS

REDUCING PEAK FAULT OUTPUT CURRENT IN A DC POWER GENERATION SYSTEM

SYSTEM FOR CONVERTING AC ELECTRICAL POWER TO DC ELECTRICAL POWER AN...

TECHNOLOGIES FOR ZONAL FAULT PROTECTION OF DC DISTRIBUTION SYSTEMS

FAULT LOCATION OF DC DISTRIBUTION SYSTEMS

Active Neutral-Point-Clamped (ANPC) Converters and Operating Method...

Doubly-Fed, Variable-Speed, Dual-Voltage AC Generation and Distribu...

Electric Power Generation and Distribution for Islanded or Weakly-C...

Protection Device for DC Collection Systems

Method and Apparatus for the Protection of DC Distribution Systems

Method and Apparatus for Controlling a Hybrid Energy Storage System

DC CONNECTION SCHEME FOR WINDFARM WITH INTERNAL MVDC COLLECTION GRID