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SCREW COMPRESSOR UNITS: POWERED BY STATIC FREQUENCY CHANGERS.

GROUPES MOTOCOMPRESSEURS A VIS : L'ALIMENTATION PAR CHANGEUR STATIQUE DE FREQUENCES.

Author(s) : STENZEL A.

Type of article: Article

Summary

DESCRIPTION OF THE BEHAVIOUR, AS REGARDS FUNCTIONING AND CAPACITY, OF A SMALL HERMETIC SCREW COMPRESSOR POWERED BY A FREQUENCY CHANGER: STARTING, VARIATION OF THE VOLUMETRIC EFFICIENCY AND TORQUE ACCORDING TO THE ROTATIONAL SPEED, FREQUENCY CHANGER EFFICIENCY ACCORDING TO FREQUENCY AND LOAD, ABSORBEDPOWER IN FREQUENCY VARIATION. AS AN APPLICATION TO ROOM COOLING, A COMPARISON IS MADE BETWEEN A DIRECT DEVICE WITH A SCREW COMPRESSOR-FREQUENCY CHANGER AND A HYDRONIC SYSTEM. J L.

Details

  • Original title: GROUPES MOTOCOMPRESSEURS A VIS : L'ALIMENTATION PAR CHANGEUR STATIQUE DE FREQUENCES.
  • Record ID : 1989-1337
  • Languages: French
  • Source: La revue pratique du froid et du conditionnement d'air - vol. 43 - n. 666
  • Publication date: 1988
  • Document available for consultation in the library of the IIR headquarters only.

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