Investigation of the effect of coal particle sizes on the interfacial and rheological properties of coal-water slurry fuels. Quarterly report No. 1 (FY 96), July 1, 1995--September 30, 1995
Author(s) -
K.D. Kihm
Publication year - 1996
Publication title -
osti oai (u.s. department of energy office of scientific and technical information)
Language(s) - English
Resource type - Reports
DOI - 10.2172/196518
Subject(s) - body orifice , sauter mean diameter , distilled water , materials science , particle size , coal water , slurry , spray characteristics , coal , volumetric flow rate , drop (telecommunication) , dimensionless quantity , particle (ecology) , mechanics , environmental science , composite material , spray nozzle , chemistry , waste management , chromatography , geology , nozzle , engineering , mechanical engineering , physics , oceanography
Preliminary experiment has been made for cross injecting water sprays into a convective air stream to test the air-blast atomization system which has been constructed for CWS atomization in the future. A laser diffraction particle analyzing technique (the Malvern system) nonintrusively measured the drop size SMDs for various injection parameters including the convective air flow rate, flow rate of the injected liquid (distilled water), orifice diameter, and measurement locations along the two-dimensional spray plane. Buckingham-PI analysis finds the correlation of dimensionless parameters. A correlation of drop Sauter mean diameter (SMD) normalized to the orifice diameter is obtained from all the experimental data for the case of distilled water sprays
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