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Title:
PACKAGE-TYPE FLUID MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/054008
Kind Code:
A1
Abstract:
This package-type fluid machine comprises: a compressor unit having a compression portion which compresses a fluid, a motor which drives the compression portion and a cooling fan which is driven by the motor; a machinery chamber in which the compressor unit is positioned; an inverter chamber which adjoins the machinery chamber and in which the inverter is positioned; a partition wall which separates the machinery chamber and the inverter chamber, and which has an opening; and an inverter intake positioned in the inverter chamber and which takes in cooling gas. The cooling fan is positioned on the side of the machinery chamber where the opening is located, and by being driven, the cooling fan draws in cooling gas from the inverter intake to the opening, cooling the inverter.

Inventors:
KATO FUMINORI (JP)
KANEMOTO YOSHIYUKI (JP)
SAITO HIROAKI (JP)
OKA DAICHI (JP)
YAMAMOTO AKIHIRO (JP)
Application Number:
JP2018/033914
Publication Date:
March 19, 2020
Filing Date:
September 13, 2018
Export Citation:
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Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
F04B39/06
Attorney, Agent or Firm:
SEIRYO I.P.C. (24-2, Hatchobori 2-chome Chuo-k, Tokyo 32, 〒1040032, JP)
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