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DIAGNOSTIC LABORATORY OF VIBRATION
Vibroacoustic Measure and Research Laboratory
The VIBROPOMIAR laboratory. View of a fragment with the equipment used for the analogue processing of measurement data
Equipment of the VIBROPMIAR diagnostic laboratory
Processing of the vibration signal:
- Accelerometers by Bruel&Kjaer - 13 items,
- Accelerometers of the 8327 type by Brüel&Kjaer - 14 items,
- Accelerometers by RFT - 39 items,
- Proximity Probe - 16 items,
- Pressure Transducers by Peltron - 8 items,
- Transducers for linear Displacement by Peltron - 8 items,
- Tachometer Probe of the MM0024 type by Brüel&Kjaer - 1 item,
- Tachometer Probe of the DO-210P type by Sensor - 1 item,
Preparation and shaping of the signal:
- Vibration Preamplifier of the 2625 type by Brüel&Kjaer - 7 items,
- Conditioning Preamplifier of the 2626 type by Brüel&Kjaer - 2 items,
- Conditioning Preamplifier of the 2628 type by Brüel&Kjaer - 1 item,
- Conditioning Preamplifier of the 2635 type by Brüel&Kjaer - 1 item,
- Charge Preamplifier of the 2651 type by Brüel&Kjaer - 20 items,
- Charge Preamplifier of the 00028 type by RFT - 21 items,
- Calibration Exciter of the 4291 type by Brüel&Kjaer - 1 item,
- Calibration Exciter of the 4292 type by Brüel&Kjaer - 1 item,
- Low-pass Filter of the VF3 type by RFT - 1 item,
- Oscillator of the PM 5160 type by Philips - 1 item,
- Oscilloscope of the cos 5021 type by Kikusui - 1 item,
- Electronic Voltmeter of the 2426 type by Brüel&Kjaer - 1 item,
Recording of the signal – movable apparatus:
- Tape Recorder of the Store 4FM type by Racal - 1 item,
- Tape Recorder of the Store 4D type by Racal - 1 item,
- Tape Recorder of the Store 14 DC type by Racal - 1 item,
- Tape Recorder of the Store 16 pus VL type by Racal - 1 item,
- Tape Recorder of the Store 24 V Store type by Racal - 1 item,
- 24-channel digital recorder on the A\D card by Keithley, - 1 item.
Preliminary signal analysis:
- Set of adjustable low-pass anti-aliasing filters of the 01014 type by RFT - 4 items,
- Set of adjustable low-pass anti-aliasing filters of the FA-16 type -16 items,
- Gauss time gate of the 2972 type by Brüel&Kjaer - 2 items,
- X-Y Recorder of the WX 441 type by Watanabe - 1 item,
View of a set for analogue-correct digital processing of vibration signals
Frequency analysis of the signal:
- Dual Channel Signal Analyser of the 2032 type by Brüel&Kjaer - 1 item,
- Digital Cassette Recorder of the 7400 type by Brüel&Kjaer - 1 item,
- Graphics Recorder of the 2313 type by Brüel&Kjaer - 2 items,
- Application Package of the BZ 7000 type by Brüel&Kjaer - 2 items,
- Application Package of the BZ 7002 type by Brüel&Kjaer - 2 items,
- Application Package of the BZ 7006 type by Brüel&Kjaer - 2 items,
- Vibration Analyzer of the 2515 type by Brüel&Kjaer - 1 item,
- Vibration Analyzer of the 2515 / WH 1936 type by Brüel&Kjaer - 1 item,
- Heterodyne Analyzer of the 2010 type by Brüel&Kjaer - 1 item,
- Level Recorder of the 2307 type by Brüel&Kjaer - 1 item,
- Level Recorder of the 2317 type by Brüel&Kjaer - 1 item,
- Audio Frequency Spectrometer of the 2113 type by Brüel&Kjaer - 1 item,
- 4-channel programmable analyser PAS 7: ASCII results - 1 item,
- 16-channel analyser of the MAS signals – The Silesian University of Technology,
View of a set for frequency analysis of vibration in the VIBROPOMIAR laboratory
Phase analysis of the signal:
- Measuring Amplifier of the M-60T type by RFT - 2 items,
- Tracking Filter of the 1623 type by Brüel&Kjaer - 2 items,
- Tracking filter multiplier of the 1901 type by Brüel&Kjaer - 2 items,
- Phase Meter of the 2971 type by Brüel&Kjaer - 1item,
- 6-channel monitor for the observation of Lissajous curves - 1 item,
- Oscilloscope with the function of phase measuring by Philips, PM 3320A type,
View of a set for phase analysis of vibrations in the VIBROPOMIAR laboratory
Special measurement:
- Envelope detector of the WB 1046 type by Brüel& Kjaer - 1 item,
- Stroboscope of the OE 721/A type by RFT - 1 item,
- Vibration Meters of the 02036 type by RFT - 1 item,
- Vibration Meters of the 02037 type by RFT - 1 item,
- Tachometer Vibration of the DO 210 type by Sensor - 1 item,
- Sound Level Meter of the 2203 type by Brüel&Kjaer - 1 item,
- Octave Filter Set of the 1613 type by Brüel&Kjaer - 1 item,
- Pistophone of the 4220 type by Brüel&Kjaer - 1 item,
- Strain Indicator of the 1526 type by Brüel&Kjaer - 1 item,
Measurement of frequency and form of free vibrations of the cooling tower’s casing
Measurement of free vibrations’ frequencies:
- Force Transducer of the 8201 type by Brüel&Kjaer - 1 item,
- Force Transducer of the 8203 type by Brüel&Kjaer - 1 item,
- Sinusoidal vibration oscillator by Philips, PM 5160 type -1 item,
- Function generator with frequency measurement -1 item,
- Frequency converter by LENZE of the smd type -1 item,
- Vibration Exciter of the 11076 type by RFT - 2 items,
- Vibration Exciter of the PR 9270 type by Philips - 2 items,
- Power Amplifier of the LV 102 type by RFT - 2 items,
- 2-channel monitor for the observation of Lissajous curves - 1 item,
The measuring apparatus makes it possible to simultaneously conduct complicated multi-channel (58 channels) recordings and analyses of machines’ vibration signals as well as make diagnoses of their technical condition, increasing the level of their reliability.
Qualifications
Knowledge and experience acquired during 37 years of work in this branch of industry.
Specialised training sessions completed: for example, tag heuer replica balancing of machines, measurement technology, etc.
Postgraduate study in machines’ vibration and noise.
Skilled technical personnel.
EXAMPLE OF EQUIPMENT CONFIGURATION
The drawing presents an example of a measuring equipment configuration. In this case, a failure (seizure and melting) of the draught fan’s bearing in a thermo-electric power station’s flank of the power replica rolex of 90 MW has been dealt with.
Example of slotted line configuration
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