Title:
OPERATING DEVICE FOR COMPRESSOR
Document Type and Number:
Japanese Patent JPH04318299
Kind Code:
A
Abstract:
PURPOSE: To prevent improper lubrication or seizure in a sliding part due to decrease in a level of lubricating oil accumulated in a casing.
CONSTITUTION: A limit oil level height hd is calculated based on hd-f characteristic stored in a memory means 43 from a detected operational frequency (f), and when detected oil level height (h) is smaller than the limit oil level height hd, a compressor is operated by a limit frequency f1.
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Inventors:
HIRAO TOYOTAKA
Application Number:
JP10986191A
Publication Date:
November 09, 1992
Filing Date:
April 15, 1991
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F04C18/356; F04C28/08; F04C29/02; (IPC1-7): F04C18/356; F04C29/02; F04C29/10
Attorney, Agent or Firm:
Toru Suganuma (2 outside)
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