Quantitative Tomographic Measurements of Opaque Multiphase Flows

George, Darin L.
Troczynski, John R.
Shollenberger, Kim A.
O'Hern, Timothy J.
Ceccio, Steven L

Section 1 1430kb	List of Figures				6
	List of Tables				8
	Nomenclature				9
		1	Introduction		14
		2	A Review of Vertical Multiphase Flow Studies		17
			2.1	Relevant Quantities in Vertical Multiphase Flows	17
			2.2	Experimental Data and Correlations	19
Section 2 1038kb			2.3	Mathematical Multiphase Flow Models	29
			2.4	Reactor Design and Scaleup Issues	36
		3	The Sandia/Michigan Electrical-Impedance Tomography (EIT) System		39
			3.1	EIT Theory	40
Section 3 1866kb			3.2	System Description	42
Section 3 1866kb			3.3	Validation of Reconstruction Algorithms	57
Section 4 1858kb			3.4	Selection of Electrode Geometry for Multiphase Flow Measurements	66
			3.5	Summary	67
		4	Evaluation of the Sandia/Michigan EIT System in Two-Phase Flows		69
			4.1	The Sandia GDT System	70
			4.2	Solid-Liquid Experiments	73
			4.3	Gas-Liquid Experiments	79
Section 5 1549kb			4.4	Conclusions	90
		5	Investigation of Three-Phase Flows with EIT		91
			5.1	Experimental Setup	91
			5.2	Calculation of Phase Volume Fraction Profiles	100
			5.3	Results and Discussion	103
Section 6 837kb			5.4	Conclusions	113
		6	Conclusions		116
	References				119
	Appendix A - Circuit Diagrams of the Sandia/Michigan EIT System 324kb				124
	Appendix B - EIT Data Acquisition Code fasteit.bas 557kb				134
	Appendix C - EIT Data Acquisition Code sloweit.bas 440kb				146
	Appendix D - EIT Data Acquisition Subroutines 624kb				156
	Appendix E - EIT Reconstruction Code femeit.f 554kb				172
	Appendix F - EIT Reconstruction Code eitaxi.f 320kb				187
	Appendix G - Supplementary EIT Code eitfun.f 155kb				196
	Appendix H - Supplementary EIT Code eitful.f 122kb				201
	Appendix I - GDT Reconstruction Code gdtaxi.f 349kb				204
	Appendix J - Three-Phase Reconstruction Code gdteit.f 150kb				214
	Appendix K - Phase Volume Fraction Profiles 789kb				218