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The Length of Pipe refers to total length from one end to another in which the liquid is flowing. Check FAQs
Lp=ΔPwwμ12Vmean
Lp - Length of Pipe?ΔP - Pressure Difference?w - Width?μ - Dynamic Viscosity?Vmean - Mean Velocity?

Length of Pipe given Pressure Difference Example

With values
With units
Only example

Here is how the Length of Pipe given Pressure Difference equation looks like with Values.

Here is how the Length of Pipe given Pressure Difference equation looks like with Units.

Here is how the Length of Pipe given Pressure Difference equation looks like.

0.3018Edit=13.3Edit3Edit3Edit10.2Edit1232.4Edit
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Length of Pipe given Pressure Difference Solution

Follow our step by step solution on how to calculate Length of Pipe given Pressure Difference?

FIRST Step Consider the formula
Lp=ΔPwwμ12Vmean
Next Step Substitute values of Variables
Lp=13.3N/m²3m3m10.2P1232.4m/s
Next Step Convert Units
Lp=13.3Pa3m3m1.02Pa*s1232.4m/s
Next Step Prepare to Evaluate
Lp=13.3331.021232.4
Next Step Evaluate
Lp=0.30183369644154m
LAST Step Rounding Answer
Lp=0.3018m

Length of Pipe given Pressure Difference Formula Elements

Variables
Length of Pipe
The Length of Pipe refers to total length from one end to another in which the liquid is flowing.
Symbol: Lp
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Pressure Difference
Pressure Difference is the difference in pressure intensities at two different points in a liquid.
Symbol: ΔP
Measurement: PressureUnit: N/m²
Note: Value can be positive or negative.
Width
Width is the measurement or extent of something from side to side.
Symbol: w
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Dynamic Viscosity
The Dynamic Viscosity refers to the internal resistance of a fluid to flow when a force is applied.
Symbol: μ
Measurement: Dynamic ViscosityUnit: P
Note: Value should be greater than 0.
Mean Velocity
Mean velocity is defined as the average velocity of a fluid at a point and over an arbitrary time T.
Symbol: Vmean
Measurement: SpeedUnit: m/s
Note: Value can be positive or negative.

Other Formulas to find Length of Pipe

​Go Length of Pipe given Pressure Head Drop
Lp=γfwwhlocation12μVmean

Other formulas in Laminar Flow between Parallel Plates, both Plates at Rest category

​Go Velocity Distribution Profile
v=-(12μ)dp|dr(wR-(R2))
​Go Distance between Plates using Velocity Distribution Profile
w=(-v2μdp|dr)+(R2)R
​Go Maximum Velocity between Plates
Vmax=(w2)dp|dr8μ
​Go Distance between Plates given Maximum Velocity between Plates
w=8μVmaxdp|dr

How to Evaluate Length of Pipe given Pressure Difference?

Length of Pipe given Pressure Difference evaluator uses Length of Pipe = (Pressure Difference*Width*Width)/(Dynamic Viscosity*12*Mean Velocity) to evaluate the Length of Pipe, The Length of Pipe given Pressure Difference is defined as the total flow length in the pipe of stream under laminar flow. Length of Pipe is denoted by Lp symbol.

How to evaluate Length of Pipe given Pressure Difference using this online evaluator? To use this online evaluator for Length of Pipe given Pressure Difference, enter Pressure Difference (ΔP), Width (w), Dynamic Viscosity (μ) & Mean Velocity (Vmean) and hit the calculate button.

FAQs on Length of Pipe given Pressure Difference

What is the formula to find Length of Pipe given Pressure Difference?
The formula of Length of Pipe given Pressure Difference is expressed as Length of Pipe = (Pressure Difference*Width*Width)/(Dynamic Viscosity*12*Mean Velocity). Here is an example- 0.301834 = (13.3*3*3)/(1.02*12*32.4).
How to calculate Length of Pipe given Pressure Difference?
With Pressure Difference (ΔP), Width (w), Dynamic Viscosity (μ) & Mean Velocity (Vmean) we can find Length of Pipe given Pressure Difference using the formula - Length of Pipe = (Pressure Difference*Width*Width)/(Dynamic Viscosity*12*Mean Velocity).
What are the other ways to Calculate Length of Pipe?
Here are the different ways to Calculate Length of Pipe-
  • Length of Pipe=(Specific Weight of Liquid*Width*Width*Head Loss due to Friction)/(12*Dynamic Viscosity*Mean Velocity)OpenImg
Can the Length of Pipe given Pressure Difference be negative?
Yes, the Length of Pipe given Pressure Difference, measured in Length can be negative.
Which unit is used to measure Length of Pipe given Pressure Difference?
Length of Pipe given Pressure Difference is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Length of Pipe given Pressure Difference can be measured.
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