Gas Well Testing Handbook
Offering a thorough understanding of gas well test analysis basics, this book focuses on practical field application, where over 100 field examples are presented to illustrate basic methods for analysis.
TABLE OF CONTENTS Gas Well Testing Handbook
Nomenclature
| Symbol | Description | Field units | Metric (SI)units |
|---|---|---|---|
| A | Drainage area | ft 2 | m |
| A | Gross cross-sectional area |
|
|
| a | Coefficient in the stabilized deliverability equation | | |
| a t | Coefficient in the transient form of deliverability equation | | |
| a 1 | Coefficient in the stabilized deliverability equation | | |
| a 11 | Coefficient in the stabilized deliverability equation | | |
| A | Gross cross-sectional area |
|
|
| A | Drainage area | ft 2 | m 2 |
| AOF | Absolute open flow potential of a well or the deliverability against a zero sandface pressure (Ch. 3) | mmscfd | kmol/d |
| b | Coefficient in the stabilized deliverability equation | | |
| b 1 | Coefficient in the stabilized deliverability equation | | |
| b 11 | Coefficient in the stabilized deliverability equation | | |
| c | Compressibility of gas at average conditions | psia 1 | kPa 1 |
| c f | Formation compressibility | psia 1 | kPa 1 |
| c g | Gas compressibility | psia 1 | kPa 1 |
| c 0 | Oil compressibility | psia 1 | kPa 1 |
| c t | Effective total compressibility | psia 1 | kPa 1 |
| c w | Water compressibility | psia 1 | kpa 1 |
| c wf | Gas compressibility corresponding to pwf | psia 1 | kPa 1 |
| Cws | Compressibility of wellbore fluids evaluated at the mean wellbore temperature and pressure | psia 1 | kPa 1 |
| C | Coefficient in the deliverability equation |
|
|
| C A | Shape factor |
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