Equation (1) indicates that CGR can be predicted from the coal calorific value, ash content, volatile matter content, moisture content, permeability, and operating pressure.
This low performance compared with the potential mesophilic biogas production rate of 0.27 m3biogas/m3digester day−1 could be linked to insufficient mixing of digester content and low operating temperatures.
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In comparison with several organic solvent mediums, the solvent-free system was found to be more beneficial for this esterification reaction, which was further studied to investigate the reaction conditions including oleic acid/glycerol mole ratio, temperature, initial water content, enzyme load, and operating time.
We thank Toshimichi Otsubo for discussion of prediction file contents and for operating the ground stations.
A L16 orthogonal array (Five factors in four levels) was employed to evaluate effect of water and emulsifier content in feed, operating pressure, operating temperature and feed residence time in module on the response (permeate flux and water content in permeate).
Feed composition (naphthenes and benzene content in the feed) and operating conditions (temperature, hydrogen consumption and liquid hourly space velocity) data were collected from the Midor isomerization plant (Egypt) over a 4-year period based on the catalyst lifetime.
Inception and development of cavitation depend upon different parameters such as atmospheric pressure, suction head, velocity of flow, temperature, gas content in the liquid and operating hours of the turbine.
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The variables include, hardware variables (mixing disk and reverse pitch screw elements), feed variables (moisture, sugar, salt and amylose contents, and particle size) and operating variables (barrel temperature, feed rate and screw speed).
