Title:
LIQUID-COOLED SCREW COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2020/045068
Kind Code:
A1
Abstract:
A liquid-cooled screw compressor (1) is provided with a liquid supply port (11A) provided in a casing (2) in order to supply into a rotor chamber (2b) liquid supplied from a liquid supply line (15). The liquid supply port (11A) is provided with an inlet section (21) which fluidly communicates with the liquid supply line (15), an ejection section (22) which fluidly communicates with the rotor chamber (2b), and an intermediate section (23) which fluidly connects the inlet section (21) and the ejection section (22) and which has a certain flow passage cross-sectional area (Am). The flow passage cross-sectional area (Ai) of the opening (22a) of the ejection section (22), which is open to the rotor chamber (2b), is greater than the flow passage cross-sectional area (Am) of the intermediate section (23).
Inventors:
TANAKA KOJI
NOGUCHI TORU
SAKAGUCHI HIRONOBU
IMASHIRO TAKANORI
NOGUCHI TORU
SAKAGUCHI HIRONOBU
IMASHIRO TAKANORI
Application Number:
PCT/JP2019/031728
Publication Date:
March 05, 2020
Filing Date:
August 09, 2019
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
F04C18/16; F04C29/00; F04C29/02
Domestic Patent References:
| WO2018038070A1 | 2018-03-01 |
Foreign References:
| CN201858157U | 2011-06-08 | |||
| KR20030034806A | 2003-05-09 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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