International Journal of Rotating Machinery / 2015 / Article / Tab 3

Research Article

Experimental Investigation of Factors Influencing Operating Rotor Tip Clearance in Multistage Compressors

Table 3

Representative primary uncertainty analysis components for capacitance probe measurement system.

ParameterUncertainty value

System noise5 mV
Oscillator temperature coefficient0.2% per °C
Demodulator temperature coefficient0.1% per °C
A/D card uncertainty1 mV
Standard deviation of calibration80 mV
Probe setback uncertainty0.0125 mm

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