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Frequency-feature based antistrong-disturbance signal processing method and system for vortex flowmeter with single sensor
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10.1063/1.3455204
/content/aip/journal/rsi/81/7/10.1063/1.3455204
http://aip.metastore.ingenta.com/content/aip/journal/rsi/81/7/10.1063/1.3455204

Figures

Image of FIG. 1.
FIG. 1.

Autocorrelation function of vortex flow signal.

Image of FIG. 2.
FIG. 2.

Autocorrelation function of noise.

Image of FIG. 3.
FIG. 3.

Flow chart of algorithm.

Image of FIG. 4.
FIG. 4.

Block diagram of the system hardware.

Image of FIG. 5.
FIG. 5.

Block diagram of the system software.

Image of FIG. 6.
FIG. 6.

Flow chart of main monitoring program.

Image of FIG. 7.
FIG. 7.

Flow chart of designing digital bandpass filter.

Image of FIG. 8.
FIG. 8.

Experimental set-up of vibration test.

Image of FIG. 9.
FIG. 9.

Time-domain waveform when vibration frequency is 100 Hz.

Image of FIG. 10.
FIG. 10.

Amplitude spectrum when vibration frequency is 100 Hz.

Tables

Generic image for table
Table I.

Calibration results of water flow-rate for the meter with diameter of 50 mm.

Generic image for table
Table II.

Vibration test results.

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/content/aip/journal/rsi/81/7/10.1063/1.3455204
2010-07-14
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Frequency-feature based antistrong-disturbance signal processing method and system for vortex flowmeter with single sensor
http://aip.metastore.ingenta.com/content/aip/journal/rsi/81/7/10.1063/1.3455204
10.1063/1.3455204
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