Title:
HIGH VOLTAGE PULSE POWER SUPPLY DEVICE, GAS LASER OSCILLATOR, AND LASER PROCESSING MACHINE
Document Type and Number:
WIPO Patent Application WO/2024/089751
Kind Code:
A1
Abstract:
A high voltage pulse power supply device (10) comprising: capacitors (C1-C4) including an i-th capacitor; full bridge inverters (Inv1-Inv4) including an i-th full bridge inverter connected to the i-th capacitor, the full bridge inverter (Inv1-Inv4) having output terminals being sequentially connected in series; a pair of power supply output terminals; positive-side inductors (Lp1-Lp4) including an i-th positive-side inductor having one end connected to one end of the i-th capacitor and the other end connected to an (i+1)-th positive-side inductor and one end of an (i+1)-th capacitor or to a DC power supply (V1); negative-side inductors (Ln1-Ln4) including an i-th negative-side inductor having one end connected to the other end of the i-th capacitor and the other end connected to an (i+1)-th negative-side inductor and the other end of the (i+1)-th capacitor or to the DC power supply (V1); and the DC power supply (V1) connected to the positive-side inductor (Lp4) and the negative-side inductor (Ln4).
Inventors:
HIGASHIDA AKIHIRO (JP)
TSUDA SHINGO (JP)
MACHII HIDEYASU (JP)
TSUDA SHINGO (JP)
MACHII HIDEYASU (JP)
Application Number:
PCT/JP2022/039614
Publication Date:
May 02, 2024
Filing Date:
October 25, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02M7/48
Foreign References:
| JPH11341828A | 1999-12-10 | |||
| JP2000092856A | 2000-03-31 | |||
| JP2020523967A | 2020-08-06 | |||
| JP7011118B1 | 2022-01-26 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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