Lateral Load Imposed on a Casing Centralizer Formula
Lateral Load Imposed on a Casing Centralizer calculates lateral load with additive tension component for mud and cementing workflows in drilling engineering.
How engineers use this formula
Use this formula when the listed inputs (m_bf, W_csg, L_span, theta_deg, T_csg, delta_deg) are known and the assumptions behind the cited mud and cementing 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, F_L_plus equals 4,630.236311 lbf.
0.85
40
120
45
50000
1
Inputs
m_bf
dimensionlessSteel-in-Mud Buoyancy Factor
W_csg
lbf/ftCasing Weight per Foot
L_span
ftDistance to Next Lower Centralizer
theta_deg
degBorehole Angle
T_csg
lbfTension from Casing Below Centralizer
delta_deg
degOne-Half the Angle Change to Next Lower Centralizer
Outputs
F_L_plus
Lateral Load with Additive Tension Component
F_L_minus
Lateral Load with Opposing Tension Component
F_weight
Casing Weight Component of Lateral Load
F_tension
Tension Component of Lateral Load
Source and review
reviewedCementing Handbook, Suman Jr., G.O., Ellis, R.C. (1977)
Suman Jr., G.O. and Ellis, R.C. 1977. Cementing Handbook, World Oil, Page 44.
Source