Dispersion in a Tapered Fluidized Bed

1	Summary			4
2	Introduction			4
	2.1	Background		4
	2.2	Theory		5
	2.3	Previous Work		7
		2.3.1	Dispersion in Round Tubes	7
		2.3.2	Theoretical Treatment of a Tracer Pulse	12
		2.3.3	Tapered Columns	12
	2.4	Objectives		13
	2.5	Method of Attack		13
3	Apparatus and Procedure			14
	3.1	Apparatus		14
	3.2	Procedure		14
4	Results and Discussion of Results			16
	4.1	Experimental Results		16
		4.1.1	Cylindrical Column	16
		4.1.2	Tapered Column	23
	4.2	Theoretical Results		31
5	Conclusions			33
6	Recommendations			34
7	Acknowledgement			34
8	Appendix			35
	8.1	The Effective Diameter of a Conical Section		35
	8.2	Sample Calculations		35
	8.3	Location of Data		38
	8.4	Nomenclature		38
	8.5	Literature References		39