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Novel Experimental Studies for Coal Liquefaction.
Quarterly Progress Report, January 1, 1987 to March 31, 1987

Holder, Gerald D.
Tierney, John W.
Yatish T. Shah

University of Pittsburgh

In this pdf format, this document has 60 pages and is 1.86MB.

Table of Contents

Task 1: The use of Slurry Reactors for Indirect Coal Liquefaction

5
Scope of Work 5
Results and Highlights 5
Future Work 17
References Cited 17
Task 2: Coal Liquefaction Under Supercritical Conditions 18
Background 19
Diffusion Coefficient and Viscosity 24
Models for Flow System in a Packed Bed 27
The Ideal Plug Flow Model 27
Axial Dispersion in a Packed Bed 29
Mass-Transfer Coefficient from the Cell Model 34
Mass-Transfer Correlations 35
Natural Convection 36
Forced Convection 38
Combined Natural and Forced Convection 39
Experimental 43
Results and Plans 46
Preliminary Measurements 47
Bibliography 53