Lower Section of Drill String Length that is in Compression Formula

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Lower Section of Drill String Length that is in Compression depends on the density of the drilling mud, length of pipe in well and mass density of steel. Check FAQs
Lc=ρmLWellρs
Lc - Lower Section of Drill String Length?ρm - Density of Drilling Mud?LWell - Length of Pipe Hanging in Well?ρs - Mass Density of Steel?

Lower Section of Drill String Length that is in Compression Example

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Here is how the Lower Section of Drill String Length that is in Compression equation looks like with Values.

Here is how the Lower Section of Drill String Length that is in Compression equation looks like with Units.

Here is how the Lower Section of Drill String Length that is in Compression equation looks like.

2.9729Edit=1440Edit16Edit7750Edit
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Lower Section of Drill String Length that is in Compression Solution

Follow our step by step solution on how to calculate Lower Section of Drill String Length that is in Compression?

FIRST Step Consider the formula
Lc=ρmLWellρs
Next Step Substitute values of Variables
Lc=1440kg/m³16m7750kg/m³
Next Step Prepare to Evaluate
Lc=1440167750
Next Step Evaluate
Lc=2.97290322580645
LAST Step Rounding Answer
Lc=2.9729

Lower Section of Drill String Length that is in Compression Formula Elements

Variables
Lower Section of Drill String Length
Lower Section of Drill String Length that is in Compression depends on the density of the drilling mud, length of pipe in well and mass density of steel.
Symbol: Lc
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Density of Drilling Mud
Density of Drilling Mud considering a steel drilling pipe hanging in an oil well.
Symbol: ρm
Measurement: DensityUnit: kg/m³
Note: Value can be positive or negative.
Length of Pipe Hanging in Well
Length of Pipe Hanging in Well is essential in calculating all other values required in drilling.
Symbol: LWell
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Mass Density of Steel
Mass Density of Steel varies based on the alloying constituents but usually ranges between 7,750 and 8,050 kg/m3.
Symbol: ρs
Measurement: Mass ConcentrationUnit: kg/m³
Note: Value can be positive or negative.

Other formulas in Hydrostatics category

​Go Tension on Vertical Drill String
T=ρs[g]As(LWell-z)
​Go Mass Density of Steel for Tension on Vertical Drill String
ρs=T[g]As(LWell-z)
​Go Coordinate measured Downward from Top given Tension on Vertical Drill String
z=-((Tρs[g]As)-LWell)
​Go Cross Section Area of Steel in Pipe given Tension on Vertical Drill String
As=Tρs[g](LWell-z)

How to Evaluate Lower Section of Drill String Length that is in Compression?

Lower Section of Drill String Length that is in Compression evaluator uses Lower Section of Drill String Length = (Density of Drilling Mud*Length of Pipe Hanging in Well)/Mass Density of Steel to evaluate the Lower Section of Drill String Length, Lower Section of Drill String Length that is in Compression is when there will be no axial force in the drill string at an elevation above its bottom end and that the entire length below that point will be in compression. Lower Section of Drill String Length is denoted by Lc symbol.

How to evaluate Lower Section of Drill String Length that is in Compression using this online evaluator? To use this online evaluator for Lower Section of Drill String Length that is in Compression, enter Density of Drilling Mud m), Length of Pipe Hanging in Well (LWell) & Mass Density of Steel s) and hit the calculate button.

FAQs on Lower Section of Drill String Length that is in Compression

What is the formula to find Lower Section of Drill String Length that is in Compression?
The formula of Lower Section of Drill String Length that is in Compression is expressed as Lower Section of Drill String Length = (Density of Drilling Mud*Length of Pipe Hanging in Well)/Mass Density of Steel. Here is an example- 2.972903 = (1440*16)/7750.
How to calculate Lower Section of Drill String Length that is in Compression?
With Density of Drilling Mud m), Length of Pipe Hanging in Well (LWell) & Mass Density of Steel s) we can find Lower Section of Drill String Length that is in Compression using the formula - Lower Section of Drill String Length = (Density of Drilling Mud*Length of Pipe Hanging in Well)/Mass Density of Steel.
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