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Current source inverter with bi-directional switches

Patent ·
OSTI ID:1924900
A switching circuit includes a diode, a semiconductor switch, and a first bidirectional switch. The semiconductor switch is configured to conduct a first current from a second terminal to a third terminal of the semiconductor switch when a first on-state signal is sent to a first terminal of the semiconductor switch. An anode of the diode is connected to the second terminal of the semiconductor switch, and a cathode of the diode is connected to the third terminal of the semiconductor switch. The first bidirectional switch includes a first terminal, a second terminal connected to the anode of the diode, and a third terminal and is configured to conduct a second current from the second terminal to the third terminal or from the third terminal to the second terminal when a second on-state signal is sent to the first terminal of the first bidirectional switch.
Research Organization:
Univ. of Wisconsin, Madison, WI (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AR0000893
Assignee:
Wisconsin Alumni Research Foundation (Madison, WI)
Patent Number(s):
11,387,746
Application Number:
16/354,453
OSTI ID:
1924900
Country of Publication:
United States
Language:
English

References (9)

High-Power Converters and ac Drives book January 2006
Optimised input filter design and low-loss switching techniques for a practical matrix converter journal January 1997
High power 3-phase to 3-phase matrix converter using dual-gate GaN bidirectional switches conference March 2018
Development of High-Frequency WBG Power Modules with Reverse-Voltage-Blocking Capability for an Integrated Motor Drive using a Current-Source Inverter conference September 2018
650 V 3.1 mΩcm2 GaN-based monolithic bidirectional switch using normally-off gate injection transistor conference January 2007
Operation and Modulation of H7 Current-Source Inverter With Hybrid SiC and Si Semiconductor Switches journal March 2018
Operating Principles, Design Considerations, and Experimental Characteristics of High-Voltage 4H-SiC Bidirectional IGBTs journal March 2017
CSI7: A Modified Three-Phase Current-Source Inverter for Modular Photovoltaic Applications journal July 2017
Integrated Bi-directional SiC MOSFET power switches for efficient, power dense and reliable matrix converter assembly conference November 2016

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