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- Research methods and measures:
- Sound power level
- Document types:
- Conference papers
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Results 1 - 6 of 6
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4/1/2010 - Conference papersThis paper presents an acoustic assessment of pneumatic and electric jackleg drills involving Noise Source Identification (NSID), penetration rate measurements, operator’s cumulative noise dose measurements, and determination of sound power levels.
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7/1/2008 - Conference papersThis paper describes and evaluates an engineering noise control for the roof bolting machine, namely the collapsible drill steel enclosure.
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7/1/2008 - Conference papersThis paper describes the results of different chain types and configurations installed on a continuous mining machine conveyor system and the resulting sound power levels.
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10/1/2007 - Conference papersThis paper provides a method for predicting sound pressure levels at the operator’s position of a roof bolting machine in an underground coal mine using sound power levels determined in the laboratory.
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6/1/2003 - Conference papersDocuments the refurbishing and instrumentation of the PRL reverberation chamber to bring it up to compliance with the ISO 3743-2 standard for engineering grade measurements for broadband noise.
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6/1/2003 - Conference papersThis paper identifies the most significant noise-radiating surfaces on a continuous miner tail section and examines the effects of three engineering noise controls.
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Content source: National Institute for Occupational Safety and Health, Mining Program