Digital rock‐dust meter

This article describes the design of a digital rock‐dust meter suitable for measuring the rock‐dust content in coal‐rock‐dust mixtures in a mine environment. The work discusses the probe, digital circuitry, and equations used by the instrument. Data from several mines verifying the 2% accuracy of th...

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Veröffentlicht in:	Review of scientific instruments 1989-11, Vol.60 (11), p.3549-3551
Hauptverfasser:	Pinkerton, John E., Stine, Daniel, Wagner, David, Pillsbury, Nathan, Roberts, Thomas
Format:	Artikel
Sprache:	eng
Schlagworte:	01 COAL, LIGNITE, AND PEAT 012033 - Coal, Lignite, & Peat- Underground Mining- Mine Environment- (1987-) 012034 - Coal, Lignite, & Peat- Underground Mining- Automation, Monitoring, & Control- (1987-) Applied sciences CALIBRATION Coal and derived products COAL MINES DESIGN DETECTION DUSTS Energy Exact sciences and technology Fuels MINES Miscellaneous: general maintenance, miscellaneous installations, waste waters, etc MONITORING OPERATION OPTICAL EQUIPMENT ROCK DUSTING SENSITIVITY UNDERGROUND FACILITIES
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Beschreibung
Zusammenfassung:	This article describes the design of a digital rock‐dust meter suitable for measuring the rock‐dust content in coal‐rock‐dust mixtures in a mine environment. The work discusses the probe, digital circuitry, and equations used by the instrument. Data from several mines verifying the 2% accuracy of the device is also presented.
ISSN:	0034-6748 1089-7623
DOI:	10.1063/1.1140508