Home » Drilling Calculations

## Dogleg Severity Guide, Calculation & Formula

Dogleg severity is a measure of the amount of change in the inclination, and/or azimuth of a borehole usually expressed in degrees per 100 feet

## ECD In Drilling | What is, How To Calculate & Control

ECD / Equivalent Circulating Density is an important parameter to monitor in the drilling process of a well, especially in horizontal & HPHT wells. In

## Drilling Fluids Calculations For Drilling & Mud Engineer

Mud Engineers & drilling engineers need to have quick drilling fluid calculations equations to help them while they are on the rig. In this article,

## Cementing Calculations- 7 Steps & Spreadsheets

Learning Objectives  Upon completion of oil well casing cementing & slurry calculations article, you should be familiar with:   How to calculate the amount of cement

## Casing Cement Slurry Volume & Weight Calculation

The addition of Cementing additives is one of the variables that influence the base fluid density. This density ought to be gathered for additive concentration

## Annular Volume Calculation & Capacity Tables.

Annular capacity volume can be defined as the volume contained between the outside of the pipe and the open hole (Fig. 1) or between the

## Drill Pipe Capacity Calculations & Excel sheet

In this article, we shall discuss Drill Pipe Capacity Calculations (Fill-Up, Displacement Volumes in both open-end & bull plugged). At the end of the article,

## Drilling Hydraulics Calculator Excel Spreadsheet

Calculation of both hydraulic horsepower and impact force mainly depends on calculating pressure drop across the bit. A major percentage of normal circulating pressures is

## THEORETICAL & ACTUAL LAG TIME CALCULATIONS WITH ONLINE CALCULATOR

Lag Time Calculations & Calculator For Drilling Oilfield What Is The Drilling Term “Lag Time”? A definite time interval is always required for pumping the