Production EngineeringWell Performance
Adsorption Unit Bed Length from Mass Transfer Zone Formula
Adsorption Unit Bed Length from Mass Transfer Zone calculates adsorption bed length for well performance workflows in production engineering.
How engineers use this formula
Use this formula when the listed inputs (h_z, x_s, x) are known and the assumptions behind the cited well performance relationship match the engineering case being checked.
Assumptions
- Input values are representative for the well, reservoir, fluid, or equipment case being evaluated.
- The declared units match the field-unit constants used in the formula.
- The cited formula applies to the selected petroleum engineering workflow.
Limitations
- The calculation does not replace a full engineering model or operating procedure.
- Accuracy depends on the source correlation, assumptions, input quality, and unit consistency.
Common mistakes
- Mixing unit systems without converting the inputs.
- Using default example values as field recommendations.
- Applying the formula outside the source assumptions.
Default example
Using the default inputs, h_b equals 3.6 ft.
h_zft
4
x_skg water/100 kg desiccant
12
xkg water/100 kg desiccant
6
Inputs
h_z
ftMass Transfer Zone Length
x_s
kg water/100 kg desiccantDynamic Capacity at Saturation
x
kg water/100 kg desiccantMaximum Desiccant Useful Capacity
Outputs
h_b
ft
Adsorption Bed Length
h_z
ft
Mass Transfer Zone Length
x_s
kg water/100 kg desiccant
Dynamic Capacity at Saturation
x
kg water/100 kg desiccant
Maximum Desiccant Useful Capacity
Source and review
reviewedGas Conditioning and Processing, Campbell, J.M. (1992)
Campbell, J.M. 1992. Gas Conditioning and Processing, Campbell Petroleum Series, Vol. 2, Page 388.
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