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Patent Searching and Data


Title:
FLUID COMPRESSION SYSTEM AND CONTROL DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2014/122764
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a fluid compression system capable of providing a compressed fluid in accordance with rapid changes in fluid usage volumes, even if the number of installed compressors is increased; and a control device therefor. A fluid compression system is provided that comprises a plurality of compression devices that compress fluid and a unit number control device that controls the number of operating units among the plurality of compression devices, said fluid compression system characterized by: at least one of the plurality of compression devices comprising a plurality of compressor main bodies; performing capacity control operation whereby the number of operating units is changed in accordance with the compressed fluid usage volume or fixed control operation whereby the output during operation is not changed regardless of the compressed fluid usage volume; and by the unit number control device switching the operation of the plurality of compression devices between capacity control operation and fixed control operation.

Inventors:
REN, Zhijia (1116, Ozono, Ayase-sh, Kanagawa 21, 〒2521121, JP)
TAKAYASU, Hironobu (1116, Ozono, Ayase-sh, Kanagawa 21, 〒2521121, JP)
KANEMOTO, Yoshiyuki (1116, Ozono, Ayase-sh, Kanagawa 21, 〒2521121, JP)
Application Number:
JP2013/052981
Publication Date:
August 14, 2014
Filing Date:
February 08, 2013
Export Citation:
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Assignee:
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD. (3 Kanda Neribei-cho, Chiyoda-ku Tokyo, 22, 〒1010022, JP)
International Classes:
F04B49/06
Foreign References:
JP2007120497A2007-05-17
JPS5421607A1979-02-19
JP2010190108A2010-09-02
JP2009221977A2009-10-01
JP2007120497A2007-05-17
Attorney, Agent or Firm:
INOUE, Manabu et al. (6-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 20, 〒1008220, JP)
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