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Engineering Development of Slurry Bubble Column Reactor (SBCR) Technology
Quarterly Report October - December 1997

Ohio State University
Fan, L. S.
Kumar, S.
Lee, D. J.
Jiang, P.
Reese, J.

Washington University
Degaleesan, S.

Exxon Research and Engineering
Chang, Min
Chen, Jinwen
Gupta, Puneet
Kumar, Sailesh

Air Products and Chemicals, Inc.

Introduction 175kb

Table of Contents

Ohio State University is 29 pages and 684kb

The following report from Ohio State University for the period contains these brief chapters:

Highlights

Work Performed

1

Development of Fiber Optic Probe System

2

Effect of Pressure on the Gas Holdup of Slurry Bubble Column

Objective

34

Introduction

34

Experimental

36

Instantaneous Heat Transfer Measurement/Probe Design

37

Measurement Technique

38

Probe Validation

40

Instantaneous Heat Transfer Coefficient

40

Concluding Remarks

41

Nomenclature

42

References

42

Figures and Tables

43
 

Washington University Research is 37 pages and 1,039kb

The following report from Washington University for the period contains these brief chapters:

Objectives for the Third Budget Year

Outline of Accomplishments

1.

Turbulence Parameters in 18-in. Diameter Columns with and without Intervals

2.

Establishment of the Relationship between the Axial Dispersion Coefficient and Parameters of the Phenomenological Recycle with Cross Flow and Eddy Diffusion Model

3.

Progress in Evaluation of the Momentum Balance Equation for Bubble Column Using CARPT and CT Measurements
  Objective for the Third Budget Year i
Outline of Accomplishments ii

1.

Turbulence parameters in 18-in. Diameter Columns with and without Intervals 1

1.1

Outline of the Experiments 1

1.2

Experimental Results and Discussions 2

1.2.1

Turbulent Parameters in the Column without Intervals 2

1.2.2

Turbulent Parameters in the Column with Intervals 2

1.2.3

Comparison of these Turbulent Stresses in the Columns with and without Intervals 3

1.3

References 3

2.

Establishment of the Relationship between the Axial Dispersion Coefficient and Parameters of the Phenomenological Recycle with Cross Flow and Eddy Diffusion Model 13

2.1

Two-Dimensional Convection-Diffusion Model for Liquid Mixing in Bubble Columns 13

2.2

Relationship between Axial Dispersion Coefficient and Parameters in the Phenomenological Recycle with Cross Flow and Eddy Diffusion Model 15

2.3

Nomenclature 20

2.4

References 21

3.

Progress in Evaluation of the Momentum Balance Equation for Bubble Column Using CARPT and CT Measurements 22

3.1

Introduction 22

3.2

Discussion 23

3.3

Conclusion 25

3.4

Nomenclature 25

3.5

References 26
 

Exxon Research and Engineering is 17 pages and 527kb

Computation of Particle Source Strength for CARPT Experiment

56
 

Figure 1

Schematics of the detector setup for CARPT 56

Figure 2a

Particle at best location 57

Figure 2b

Particle at worst location 57

Table 1

Physical Properties 59

Design of Calibration Device for the High Pressure System

61
 

1

Introduction 61

2

Description of the device 62

3

Procedure and cost estimation 64
Figure 1 Radial gas hold-up (a) and Axial liquid velocity (b) distribution in 48.3 cm column at various axial locations U9 = 3.34 cm/s 69

Figure 2

Simulation for the presence of circulation cells 70

Figure 3

Simulation inhibiting the circulation cells 71

Figure 4

Gas holdup profiles with and without circulation cells 72