Content

Chapter I:Glycol Dehydration

I-Introduction

II-Process Description

III– Design Considerations

1) Choice of Glycol

2) Inlet Gas Temperature

3) Contactor Pressure

4) Number of Contactor Trays

5) Lean Glycol Temperatures

6) Glycol Concentration

7) Glycol Concentration Versus Circulation Rate increasing

8) Glycol Reboiler Temperature     

9) Reboiler Pressure

10) Stripping Gas

11) Glycol Circulation Rate

12) Stripping Still Temperature

13) System Variables interrelation

14) Contactor Sizing

15) Contactor Diameter estimation Chart

VI-Operation & Maintenance

1) Periodic Maintenance

2) Troubleshooting of TEG Dehydration Plant

Chapter II: Gas - pre-Dehydration

I-Gas Treatment Steps

II– Slug Catchers

III-Hydrates in Gas

IV-LTX & Line Heaters

V-Chemical Hydrates Inhibitors

Chapter III: Gas –Solid bed Dehydration

I-Introduction

II-Principles Of Absorption

III– Process Description

VI– Design Considerations

Chapter IV: Gas-Acid Gas Removal

I-Treatment Theory

II-Process Selection

III-Solvent Absorption Processes

1) Chemical  Absorption Processes

2) Physical Absorption

IV-Solid Bed Absorption

V- Membrane Separation

Chapter V: Gas-Gas Dew Pointing

I– Introduction

II– Absorption with Lean Oil Process

III-Refrigeration Process

IV-Cryogenic Process

V-Fractionation

VI-Gas Products Utilization