Vibration Data: Domestic Washing Machine

General Information

Contact: Joseph Matiko
Institution: University of Southampton
Parameter: Vibration, 3-axis
Specific Location: Zanussi Aquacycle 1000 Washing Machine
Data Duration: 00d 01h 16m 46s
Sampling Frequency: 1024 Hz
Date Obtained: 16-Nov-2011 13:15:50

Acknowledgment: This work was supported by the Engineering and Physical Sciences Research Council (EPSRC) under grant number EP/G067740/1 "Next Generation Energy-Harvesting Electronics: Holistic Approach"

Detailed Test Information

Original Filename: 2011-11-16 Washing Machine.csv

Test Equipment:

PCB Piezotronics 354C03 tri-axial accelerometer
PCB Piezotronics 480B21 signal conditioner
Keithley KUSB-3102 USB data logger

Calibration Parameters

X: 94.4 mV/g
Y: 102.7 mV/g
Z: 98.0 mV/g

Axis Directions

X: Vertical
Y: Horizontal
Z: Perpendicular

Downloads/Links

Raw Data CSV (zipped)

Graphical Test Results

Peak Acceleration Frequency and Amplitude

FFT at Maximum Vibration Amplitude

X-axis Vibration Characteristics

Y-axis Vibration Characteristics

Z-axis Vibration Characteristics

Automated Analysis

Processing Parameters

Sample rate: 1024 Hz
Duration: 4606 s
Settling time: 10 s
FFT interval: 1 s
FFT length: 1 s
Number of FFTs performed: 4596

Results

Highest mean vibration axis: Z

X-axis

Max Accel Ampl: 113.9 mg_peak at 11.0 Hz at 3431 s

Time Peak Accel Ampl above 50% of Max Ampl: 117.0 s (2.5 %)
Peak Accel Freq Range (above 50% of Max Ampl): 10.0 ... 100.0 Hz
Mean Accel Freq (above 50% of Max Ampl): 97.7 Hz

Mean Peak Acceleration Ampl (whole test): 8.7 mg_peak
Mean Peak Acceleration Freq (whole test): 126.3 Hz

Y-axis

Max Accel Ampl: 49.0 mg_peak at 11.0 Hz at 3431 s

Time Peak Accel Ampl above 50% of Max Ampl: 5.0 s (0.1 %)
Peak Accel Freq Range (above 50% of Max Ampl): 33.0 ... 76.0 Hz
Mean Accel Freq (above 50% of Max Ampl): 66.2 Hz

Mean Peak Acceleration Ampl (whole test): 2.5 mg_peak
Mean Peak Acceleration Freq (whole test): 97.5 Hz

Z-axis

Max Accel Ampl: 238.3 mg_peak at 11.0 Hz at 3430 s

Time Peak Accel Ampl above 50% of Max Ampl: 17.0 s (0.4 %)
Peak Accel Freq Range (above 50% of Max Ampl): 11.0 ... 26.0 Hz
Mean Accel Freq (above 50% of Max Ampl): 24.1 Hz

Mean Peak Acceleration Ampl (whole test): 12.1 mg_peak
Mean Peak Acceleration Freq (whole test): 100.2 Hz