In this report, background to the reasons for sampling, rationale for adapting the sampling head, the evidence of various problems with discrepancies between instruments, the same instruments of different manufacturers, and the difficulties in evaluating these samplers are discussed. And it also attempts to assess the results of the field trials on modified cyclones for dust measurements.
Reference:
Belle, BK and Du Plessis, JJL. 1999. Engineering gravimetric monitoring methods to cope with excessively high dust levels-2. Safety in Mines Research Advisory Committee, COL 515, November, 1999, pp 1-82
Belle, B., & Du Plessis, J. (1999). Engineering gravimetric monitoring methods to cope with excessively high dust levels-2. http://hdl.handle.net/10204/1454
Belle, BK, and JJL Du Plessis. "Engineering gravimetric monitoring methods to cope with excessively high dust levels-2." (1999): http://hdl.handle.net/10204/1454
Belle B, Du Plessis J, Engineering gravimetric monitoring methods to cope with excessively high dust levels-2; 1999. http://hdl.handle.net/10204/1454 .