Evaluation of the seismic system for locating trapped miners
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Evaluation of the seismic system for locating trapped miners

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Published by U.S. Dept. of the Interior, Bureau of Mines in [Washington, D.C.?] .
Written in English

Subjects:

  • Mine rescue work -- Equipment and supplies.,
  • Seismometers.

Book details:

Edition Notes

Bibliography: p. 48-50.

Statementby John Durkin and Roy J. Greenfield.
SeriesReport of investigations / Bureau of Mines ;, 8567, Report of investigations (United States. Bureau of Mines) ;, 8567.
ContributionsGreenfield, Roy., United States. Bureau of Mines.
Classifications
LC ClassificationsTN23 .U43 no. 8567, TN297 .U43 no. 8567
The Physical Object
Paginationiii, 55 p. :
Number of Pages55
ID Numbers
Open LibraryOL4256737M
LC Control Number81002170

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Additional Physical Format: Durkin, John. Evaluation of the seismic system for locating trapped miners iii, 55 p. (DLC) (OCoLC) Material Type: To submit an update or takedown request for this paper, please submit an Update/Correction/Removal :// This report discusses the configuration and system deployment for the post-disaster surface seismic system for detecting and locating trapped miners. It analyzes the results of 15 field tests to define a signal model, background noise levels, and subarray performance. A waveform modeling procedure is described and compared with observed :// Download Citation | Development of a seismic system for the detection of trapped miners | When a rockburst occurs, consequences can be of great importance both for the safety of the mineworkers

Seismic Locating. Seismic location systems are based on the surface detection of signals sent by the miners trapped underground. The resulting seismic waves can be detected by geophones and the evaluation of time differences can then be processed to locate the trapped ://   PERFORMANCE EVALUATION OF ELECTROMAGNETIC TECHNIQUES FOR THE LOCATION OF TRAPPED MINERS By John Durkin 1 ABSTRACT The Bureau of Mines has conducted field studies in coal mines through- out the United States to determine the effectiveness of electromagnetic techniques in locating miners trapped underground following a mine acci- :// AN ELECTROMAGNETIC SYSTEM FOR DETECTING AND LOCATING TRAPPED MINERS by James A. Powel11 ABSTRACT The theory of electromagnetic fields indicates such fields could be used to detect and locate trapped miners. To be useful, the hardware of the system must meet a number of requirements, including smaii size, intrinsic safety, and rugged ://?view&did=   AN ELECTROMAGNETIC SYSTEM FOR DETECTING AND LOCATING TRAPPED MINERS b Y James A. Powel l 1 ABSTRACT The theory of electromagnetic fields indicates such fields could be used to detect and locate trapped miners. To be useful, the hardware of the system must meet a number of requirements, including small size, intrinsic safety, 7/CRELPDF.

  "This report discusses the configuration and system deployment for the post-disaster surface seismic system for detecting and locating trapped miners. It analyzes the results of 15 field tests to define a signal model, background noise levels, and subarray performance. A waveform modeling procedure is described and compared with observed ://   AN ELECTROMAGNETIC SYSTEM FOR DETECTING AND LOCATING TRAPPED MINERS Jomes A. Powell 1 ABSTRACT The theory of electromagnetic fields indicates such fields could be used to detect and locate trapped miners. To be useful, the hardware of the system must meet a number of requirements, including small size, intrinsic safety,   "This report discusses the configuration and system deployment for the post-disaster surface seismic system for detecting and locating trapped miners. It analyzes the results of 15 field tests to define a signal model, background noise levels, and su Evaluation of the Seismic System for Locating Trapped Miners Bureau of Mines RI Precision of Epicenter Obtained by Small Number Worldwide Stations Jan