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NOISE SOURCE IDENTIFICATION IN SEMI-HERMETIC TWIN-SCREW COMPRESSORS.

Author(s) : ANDREWS R. W., JONES J. D.

Summary

A FULLY-CONDENSING LOAD STAND WAS DESIGNED TO ALLOW THE 70 TON (246 KILOWATTS) CHILLER SYSTEM TO BE OPERATED AT THE THREE-STANDARD LOADING CAPACITIES OF THE COMPRESSOR. THE LOAD STAND WAS OPERATOR CONTROLLED AND WAS USED TO VARY INDIVIDUAL COMPRESSOR OPERATING PARAMETERS FOR SENSITIVITY STUDIES. THE TWO-MICROPHONE CROSS-SPECTRAL INTENSITY TECHNIQUE WAS USED TO EVALUATE THE RADIATED SOUND FIELD FOR A VARIETY OF COMPRESSOR OPERATING CONDITIONS.

Details

  • Original title: NOISE SOURCE IDENTIFICATION IN SEMI-HERMETIC TWIN-SCREW COMPRESSORS.
  • Record ID : 1991-2559
  • Languages: English
  • Publication date: 1990/07/17
  • Source: Source: Proc. 1990 int. Compress. Eng. Conf., Purdue Univ.
    vol. 2; 825-834; 13 fig.; 1 tabl.; 4 ref.
  • Document available for consultation in the library of the IIR headquarters only.

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