DX CompAir CA0402

  • CompAir CA0402:
    img_0283.jpg

  • Location: (previously) LBT Room 402. This compressor is being replaced in November, 2009.

Measurement Info

  • Measurements acquired October 25, 2009

  • Accelerometer orientation:
    accel_orientation.jpg

  • Two 1-kHz 100-second data sets at indicated location:

  • Acceleration data high-pass filtered at 0.1-Hz or 1.0-Hz during post-processing to supress low frequency drift in integrated data (velocity, displacement)

  • Bode plot of 4-pole high-pass filters (0.1-Hz, 1.0-Hz):

high_pass_bode.jpg

Accelerometers

  • PCB 356B18 (serial number 36120) triaxial shear-type accelerometer

  • PCB 356B18 (serial number 87536) triaxial shear-type accelerometer

  • Measured with UEI DNA-PPC5 data acquisition system with UEI DNX-AI-207 analog input card

Time History

  • Time history (1-kHz, 100-seconds):
    time_history_x00.jpg

  • Time history (1-kHz, 10-seconds):
    time_history_x01.jpg

X-axis

Acceleration Spectral Density

  • Acceleration PSD, X-Axis:
    Paa_x00.jpg

  • Acceleration PSD forward-sum, X-axis:
    fwd_Paa_x00.jpg

Estimated Displacement Spectral Density (with 0.1-Hz high-pass filter)

  • Displacement PSDs, X-axis:
    Pxx_x00.jpg

  • Displacement PSD forward-sum, X-axis:
    fwd_Pxx_x00_hp0_1.jpg

Estimated Displacement Spectral Density (1-Hz high-pass filter)

  • Displacement PSD, X-Axis (1-Hz high-passed acceleration):
    Pxx_x01.jpg

  • Displacement PSD forward-sum, X-Axis (1-Hz high-passed acceleration):
    fwd_Pxx_x00_hp1_0.jpg

PSD Waterfall Plots: Transient Behavior of Spectral Content

  • Acceleration PSD waterfall. X-axis. Above isolator.:
    Paa_waterfall_x00.jpg

  • Acceleration PSD waterfall forward-sum. X-axis. Above isolator:
    fwd_Paa_waterfall_x00.jpg

  • Acceleration PSD waterfall. X-axis. Below isolator.:
    Paa_waterfall_x01.jpg

  • Acceleration PSD waterfall forward-sum. X-axis. Low-to-high frequency. Below isolator.:
    fwd_Paa_waterfall_x01.jpg

Y-Axis Measurements (Up)

Acceleration Spectral Density

  • Acceleration PSD, Y-Axis:
    Paa_y00.jpg

  • Acceleration PSD forward-sum, Y-axis:
    fwd_Paa_y00.jpg

Estimated Displacement Spectral Density (with 0.1-Hz high-pass filter)

  • Displacement PSDs, Y-axis:
    Pxx_y00.jpg

  • Displacement PSD forward-sum, Y-axis:
    fwd_Pxx_y00_hp0_1.jpg

Estimated Displacement Spectral Density (with 1-Hz high-pass filter)

  • Displacement PSD, Y-Axis (1-Hz high-passed acceleration):
    Pxx_y01.jpg

  • Displacement PSD forward-sum, Y-Axis (1-Hz high-passed acceleration):
    fwd_Pxx_y00_hp1_0.jpg

PSD Waterfall Plots: Transient Behavior of Spectral Content

  • Acceleration PSD waterfall. Y-axis. Above isolator.:
    Paa_waterfall_y00.jpg

  • Acceleration PSD waterfall forward-sum. Y-axis. Low-to-high frequency. Above isolator.:
    fwd_Paa_waterfall_y00.jpg

  • Acceleration PSD waterfall. Y-axis. Below isolator.:
    Paa_waterfall_y01.jpg

  • Acceleration PSD waterfall forward-sum. Y-axis. Low-to-high frequency. Below isolator.:
    fwd_Paa_waterfall_y01.jpg

Z-Axis Measurements

Acceleration Spectral Density

  • Acceleration PSD, Z-Axis:
    Paa_z00.jpg

  • Acceleration PSD forward-sum, Z-axis:
    fwd_Paa_z00.jpg

Estimated Displacement Spectral Density (with 0.1-Hz high-pass filter)

  • Displacement PSDs, Z-axis:
    Pxx_z00.jpg

  • Displacement PSD forward-sum, Z-axis:
    fwd_Pxx_z00_hp0_1.jpg

Estimated Displacement Spectral Density (with 1-Hz high-pass filter)

  • Displacement PSD, Z-Axis (1-Hz high-passed acceleration):
    Pxx_z01.jpg

  • Displacement PSD forward-sum, Z-Axis (1-Hz high-passed acceleration):
    fwd_Pxx_z00_hp1_0.jpg

PSD Waterfall Plots: Transient Behavior of Spectral Content

  • Acceleration PSD waterfall. Z-axis. Above isolator.:
    Paa_waterfall_z00.jpg

  • Acceleration PSD waterfall forward-sum. Z-axis. Low-to-high frequency. Above isolator.:
    fwd_Paa_waterfall_z00.jpg

  • Acceleration PSD waterfall. Z-axis. Below isolator.:
    Paa_waterfall_z01.jpg

  • Acceleration PSD waterfall forward-sum. Z-axis. Low-to-high frequency. Below isolator.:
    fwd_Paa_waterfall_z01.jpg

-- JorgeEsguerra - 17 Nov 2009
I Attachment Action Size Date Who Comment
CA0402.zipzip CA0402.zip manage 26 MB 17 Nov 2009 - 19:54 UnknownUser zip file of all figures in Matlab *.fig and *.jpg formats
DNA_PPC5_007_data.txttxt DNA_PPC5_007_data.txt manage 9 MB 17 Nov 2009 - 03:10 UnknownUser 1-kHz, 100-seconds raw Voltage data; (set 1 of 2 at this location)
DNA_PPC5_008_data.txttxt DNA_PPC5_008_data.txt manage 9 MB 17 Nov 2009 - 03:11 UnknownUser 1-kHz, 100-seconds raw Voltage data; (set 2 of 2 at this location)
Paa_waterfall_x00.jpgjpg Paa_waterfall_x00.jpg manage 230 K 17 Nov 2009 - 17:58 UnknownUser Acceleration PSD waterfall. X-axis. Above isolator.
Paa_waterfall_x01.jpgjpg Paa_waterfall_x01.jpg manage 239 K 17 Nov 2009 - 18:01 UnknownUser Acceleration PSD waterfall. X-axis. Below isolator.
Paa_waterfall_y00.jpgjpg Paa_waterfall_y00.jpg manage 248 K 17 Nov 2009 - 18:08 UnknownUser Acceleration PSD waterfall. Y-axis. Above isolator.
Paa_waterfall_y01.jpgjpg Paa_waterfall_y01.jpg manage 240 K 17 Nov 2009 - 18:10 UnknownUser Acceleration PSD waterfall. Y-axis. Below isolator.
Paa_waterfall_z00.jpgjpg Paa_waterfall_z00.jpg manage 252 K 17 Nov 2009 - 18:17 UnknownUser Acceleration PSD waterfall. Z-axis. Above isolator.
Paa_waterfall_z01.jpgjpg Paa_waterfall_z01.jpg manage 235 K 17 Nov 2009 - 18:20 UnknownUser Acceleration PSD waterfall. Z-axis. Below isolator.
Paa_x00.jpgjpg Paa_x00.jpg manage 450 K 17 Nov 2009 - 03:35 UnknownUser Acceleration PSD, X-Axis
Paa_y00.jpgjpg Paa_y00.jpg manage 467 K 17 Nov 2009 - 03:35 UnknownUser Acceleration PSD, Y-Axis
Paa_z00.jpgjpg Paa_z00.jpg manage 447 K 17 Nov 2009 - 03:36 UnknownUser Acceleration PSD, Z-Axis
Pxx_x00.jpgjpg Pxx_x00.jpg manage 228 K 17 Nov 2009 - 03:38 UnknownUser Displacement PSDs, X-axis
Pxx_x01.jpgjpg Pxx_x01.jpg manage 225 K 17 Nov 2009 - 03:43 UnknownUser Displacement PSD, X-Axis (1-Hz high-passed acceleration)
Pxx_y00.jpgjpg Pxx_y00.jpg manage 229 K 17 Nov 2009 - 03:39 UnknownUser Displacement PSDs, Y-axis
Pxx_y01.jpgjpg Pxx_y01.jpg manage 226 K 17 Nov 2009 - 03:43 UnknownUser Displacement PSD, Y-Axis (1-Hz high-passed acceleration)
Pxx_z00.jpgjpg Pxx_z00.jpg manage 229 K 17 Nov 2009 - 03:39 UnknownUser Displacement PSDs, Z-axis
Pxx_z01.jpgjpg Pxx_z01.jpg manage 224 K 17 Nov 2009 - 03:44 UnknownUser Displacement PSD, Z-Axis (1-Hz high-passed acceleration)
accel_orientation.jpgjpg accel_orientation.jpg manage 44 K 17 Nov 2009 - 03:03 UnknownUser Accelerometer orientation
fwd_Paa_waterfall_x00.jpgjpg fwd_Paa_waterfall_x00.jpg manage 357 K 17 Nov 2009 - 17:56 UnknownUser Acceleration PSD waterfall forward-sum. X-axis. Low-to-high frequency. Above isolator.
fwd_Paa_waterfall_x01.jpgjpg fwd_Paa_waterfall_x01.jpg manage 355 K 17 Nov 2009 - 18:03 UnknownUser Acceleration PSD waterfall forward-sum. X-axis. Low-to-high frequency. Below isolator.
fwd_Paa_waterfall_y00.jpgjpg fwd_Paa_waterfall_y00.jpg manage 353 K 17 Nov 2009 - 18:09 UnknownUser Acceleration PSD waterfall forward-sum. Y-axis. Low-to-high frequency. Above isolator.
fwd_Paa_waterfall_y01.jpgjpg fwd_Paa_waterfall_y01.jpg manage 335 K 17 Nov 2009 - 18:11 UnknownUser Acceleration PSD waterfall forward-sum. Y-axis. Low-to-high frequency. Below isolator.
fwd_Paa_waterfall_z00.jpgjpg fwd_Paa_waterfall_z00.jpg manage 357 K 17 Nov 2009 - 18:18 UnknownUser Acceleration PSD waterfall forward-sum. Z-axis. Low-to-high frequency. Above isolator.
fwd_Paa_waterfall_z01.jpgjpg fwd_Paa_waterfall_z01.jpg manage 354 K 17 Nov 2009 - 18:23 UnknownUser Acceleration PSD waterfall forward-sum. Z-axis. Low-to-high frequency. Below isolator.
fwd_Paa_x00.jpgjpg fwd_Paa_x00.jpg manage 435 K 17 Nov 2009 - 03:36 UnknownUser Acceleration PSD forward-sum, X-axis
fwd_Paa_y00.jpgjpg fwd_Paa_y00.jpg manage 434 K 17 Nov 2009 - 03:37 UnknownUser Acceleration PSD forward-sum, Y-axis
fwd_Paa_z00.jpgjpg fwd_Paa_z00.jpg manage 435 K 17 Nov 2009 - 03:37 UnknownUser Acceleration PSD forward-sum, Z-axis
fwd_Pxx_x00_hp0_1.jpgjpg fwd_Pxx_x00_hp0_1.jpg manage 385 K 17 Nov 2009 - 03:40 UnknownUser Displacement PSD forward-sum, X-axis
fwd_Pxx_x00_hp1_0.jpgjpg fwd_Pxx_x00_hp1_0.jpg manage 351 K 17 Nov 2009 - 03:45 UnknownUser Displacement PSD forward-sum, X-Axis (1-Hz high-passed acceleration)
fwd_Pxx_y00_hp0_1.jpgjpg fwd_Pxx_y00_hp0_1.jpg manage 355 K 17 Nov 2009 - 03:41 UnknownUser Displacement PSD forward-sum, Y-axis
fwd_Pxx_y00_hp1_0.jpgjpg fwd_Pxx_y00_hp1_0.jpg manage 350 K 17 Nov 2009 - 03:45 UnknownUser Displacement PSD forward-sum, Y-Axis (1-Hz high-passed acceleration)
fwd_Pxx_z00_hp0_1.jpgjpg fwd_Pxx_z00_hp0_1.jpg manage 381 K 17 Nov 2009 - 03:42 UnknownUser Displacement PSD forward-sum, Z-axis
fwd_Pxx_z00_hp1_0.jpgjpg fwd_Pxx_z00_hp1_0.jpg manage 349 K 17 Nov 2009 - 03:45 UnknownUser Displacement PSD forward-sum, Z-Axis (1-Hz high-passed acceleration)
high_pass_bode.jpgjpg high_pass_bode.jpg manage 270 K 17 Nov 2009 - 22:58 UnknownUser Bode plot of high-pass filters (0.1-Hz, 1.0-Hz)
img_0283.jpgjpg img_0283.jpg manage 4 MB 17 Nov 2009 - 03:07 UnknownUser CompAir CA0402
time_history_x00.jpgjpg time_history_x00.jpg manage 269 K 17 Nov 2009 - 03:15 UnknownUser Time history (1-kHz, 100-seconds)
time_history_x01.jpgjpg time_history_x01.jpg manage 312 K 17 Nov 2009 - 03:17 UnknownUser Time history (1-kHz, 10-seconds)
Topic revision: r5 - 17 Nov 2009, JorgeEsguerra
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