Title:
MOTOR DRIVE CIRCUIT
Document Type and Number:
Japanese Patent JP2001292578
Kind Code:
A
Abstract:
To provide a circuit for protecting an inverter, which generates an AC voltage from a DC power supply and then supplies this AC voltage to a motor.
The inverter 22 supplies a three phase AC from the output of a battery 21 and then supplies the AC voltage to the motor 11 provided in a compressor 10. Between the battery 21 and the inverter 22, a main power supply switch 23 and a fuse 24 are provided. Diodes D2 and D1 are provided in parallel for the main power supply switch 23 and fuse 24. The diodes D1 and D2 are mounted, to supply a current to the battery 21 from the inverter 22.
Inventors:
IEOKA SHIYOUICHI
Application Number:
JP2000104931A
Publication Date:
October 19, 2001
Filing Date:
April 06, 2000
Export Citation:
Assignee:
TOYODA AUTOMATIC LOOM WORKS
International Classes:
H02H7/12; H02M7/48; H02P7/00; H02P27/06; H02P29/02; (IPC1-7): H02M7/48; H02H7/12; H02P7/00; H02P7/63
Domestic Patent References:
| JPS614489A | 1986-01-10 |
Attorney, Agent or Firm:
Yoshiyuki Osuge