Noise reduction of a multistage export / reinjection - Dresser-Rand

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[dB(A)/1.00p W/m²] Calc. Intensity Spectrum(Mic B,Mic A) - Mark 1 Working : case_suc22 : Input : FFT Analyzer 100 90 80 70 60 50 40 0 1k 2k 3k 4k [Hz] 5k 6k 7k 8k Figure 12 - Compressor B (without array) Running at 8250 RPM; Casing Overall Intensity Level = 78.5 dBA
[dB(A)/1.00p W/m²] Calc. Intensity Spectrum(Mic B,Mic A) - Mark 1 Working : pipe_dis3 : Input : FFT Analyzer 100 90 80 70 60 50 40 BPF 2 nd harmonic 0 1k 2k 3k 4k [Hz] 5k 6k 7k 8k Figure 13 - Compressor A (with arrays) Running at 8858 RPM, Discharge Pipe Overall Sound Intensity Level = 90.3 dBA
Page 1 and 2: NOISE REDUCTION OF A MULTISTAGE EXP
Page 3 and 4: evamped. The revamped configuration
Page 5 and 6: more than sixty-one multistage and
Page 7 and 8: The measured compressor noise data
Page 9 and 10: highest velocity. High gas velocity
Page 11 and 12: In 2002, two compressors installed
Page 13 and 14: critical frequency range. This indi
Page 15 and 16: compressor B and lists the noise at
Page 17 and 18: References 1. Liu, Z. and Hill, D.
Page 19 and 20: Table 1 - Operating Conditions duri
Page 21: Figure 5 - Close-up of One of the S
Page 24 and 25: Figure 4 - Photograph of the Compre
Page 26 and 27: Array Location Figure 6 - Multistag
Page 28 and 29: V1 Z Y X Suction pipe Casing Figure
Page 30 and 31: [dB(A)/1.00p W/m²] Calc. Intensity
Page 34 and 35: [dB(A)/1.000p W/m²] Calc. Intensit
Page 36: Sound Intensity Level [dB] 100 95 9

Noise reduction of a multistage export / reinjection - Dresser-Rand

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