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1. (WO2017174131) COMPRESSOR UNIT AND METHOD FOR OPERATING A COMPRESSOR UNIT

Pub. No.:    WO/2017/174131    International Application No.:    PCT/EP2016/057538
Publication Date: Fri Oct 13 01:59:59 CEST 2017 International Filing Date: Thu Apr 07 01:59:59 CEST 2016
IPC: F04C 18/16
F04C 28/12
F04C 28/28
Applicants: BITZER KÜHLMASCHINENBAU GMBH
Inventors: MIKULIC, Tihomir
LÖRCH, Roni
FELLER, Klaus
Title: COMPRESSOR UNIT AND METHOD FOR OPERATING A COMPRESSOR UNIT
Abstract:
Compressor unit comprising a screw-type compressor (10) with a compressor housing (12), with a screw rotor chamber which is arranged in the compressor housing, two screw rotors (26, 28) which are arranged in the screw rotor chamber and are mounted on the compressor housing such that they can be rotated in each case about a screw rotor axis, and at least one control slide (52, 54) which is arranged in a slide channel (56) of the compressor housing, adjoins the two screw rotors, and can be moved in a displacement direction parallel to the screw rotor axes, and is configured so as to influence the end volume and/or the initial volume, wherein a compressor operational control unit (240) is provided on the screw-type compressor, which compressor operational control unit (240) is configured such that it carries out a compressor operational function which assists at least one operation of the compressor unit.