Title:
LOCK PREVENTING METHOD FOR COMPRESSOR
Document Type and Number:
Japanese Patent JP2004332546
Kind Code:
A
Abstract:
To prevent the lock of a compressor without measuring the actual amount of oil returned to the compressor.
This lock preventing method comprises a detection step S2 of detecting the rotating number of the compressor 12 and a determination step of comparing an oil return time y and a lock generation time x for the rotating number detected in the detection step and determining the operation/non-operation of the compressor depending on the length of the lock generation time and the oil return time. The generation of lock is determined on a software basis.
Inventors:
TAMURA TSUTOMU
Application Number:
JP2003125005A
Publication Date:
November 25, 2004
Filing Date:
April 30, 2003
Export Citation:
Assignee:
DENSO CORP
International Classes:
F04B39/00; F04B49/10; F04C28/28; (IPC1-7): F04B49/10; F04B39/00; F04C29/10
Attorney, Agent or Firm:
Hiroshi Okawa