Darcy-Weisbach equation Calculator

✖Coefficient of Friction is a dimensionless scalar value that characterizes the frictional force between a fluid and a solid surface in contact.ⓘ Coefficient of Friction [μ_f]			+10% -10%
✖Length of Pipe 1 is the distance of the first pipe in a fluid system, used to calculate pressure drop and fluid flow rates.ⓘ Length of Pipe 1 [L₁]			+10% -10%
✖Velocity of Liquid is the speed at which a liquid flows, influenced by factors such as pressure, viscosity, and pipe diameter.ⓘ Velocity of Liquid [v_liquid]			+10% -10%
✖Diameter of delivery pipe is the internal diameter of the pipe that transports fluid, affecting the flow rate, pressure, and overall fluid dynamics.ⓘ Diameter of delivery pipe [D_d]			+10% -10%

✖Head loss due to friction is the reduction in pressure of a fluid due to frictional forces that resist its flow in a pipe or tube.ⓘ Darcy-Weisbach equation [h_f]

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Darcy-Weisbach equation Solution

STEP 0: Pre-Calculation Summary

Formula Used

Head loss due to friction = (4*Coefficient of Friction*Length of Pipe 1*Velocity of Liquid^2)/(Diameter of delivery pipe*2*[g])
h_f = (4*μ_f*L₁*v_liquid^2)/(D_d*2*[g])
This formula uses 1 Constants, 5 Variables

Constants Used

[g] - Gravitational acceleration on Earth Value Taken As 9.80665

Variables Used

Head loss due to friction - (Measured in Meter) - Head loss due to friction is the reduction in pressure of a fluid due to frictional forces that resist its flow in a pipe or tube.
Coefficient of Friction - Coefficient of Friction is a dimensionless scalar value that characterizes the frictional force between a fluid and a solid surface in contact.
Length of Pipe 1 - (Measured in Meter) - Length of Pipe 1 is the distance of the first pipe in a fluid system, used to calculate pressure drop and fluid flow rates.
Velocity of Liquid - (Measured in Meter per Second) - Velocity of Liquid is the speed at which a liquid flows, influenced by factors such as pressure, viscosity, and pipe diameter.
Diameter of delivery pipe - (Measured in Meter) - Diameter of delivery pipe is the internal diameter of the pipe that transports fluid, affecting the flow rate, pressure, and overall fluid dynamics.

STEP 1: Convert Input(s) to Base Unit

Coefficient of Friction: 0.4 --> No Conversion Required
Length of Pipe 1: 120 Meter --> 120 Meter No Conversion Required
Velocity of Liquid: 18 Meter per Second --> 18 Meter per Second No Conversion Required
Diameter of delivery pipe: 0.3 Meter --> 0.3 Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

h_f = (4*μ_f*L₁*v_liquid^2)/(D_d*2*[g]) --> (4*0.4*120*18^2)/(0.3*2*[g])

Evaluating ... ...

h_f = 10572.4176961552

STEP 3: Convert Result to Output's Unit

10572.4176961552 Meter --> No Conversion Required

FINAL ANSWER

10572.4176961552 ≈ 10572.42 Meter <-- Head loss due to friction

(Calculation completed in 00.004 seconds)

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Created by Sagar S Kulkarni

Dayananda Sagar College of Engineering (DSCE), Bengaluru

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Institute of Aeronautical Engineering (IARE), Hyderabad

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Darcy-Weisbach equation Formula

LaTeX Go

Head loss due to friction = (4*Coefficient of Friction*Length of Pipe 1*Velocity of Liquid^2)/(Diameter of delivery pipe*2*[g])
h_f = (4*μ_f*L₁*v_liquid^2)/(D_d*2*[g])

What is Head Loss due to Friction?

In fluid flow, friction loss is the loss of pressure or “head” that occurs in pipe or duct flow due to the effect of the fluid's viscosity near the surface of the pipe or duct.

How to Calculate Darcy-Weisbach equation?

Darcy-Weisbach equation calculator uses Head loss due to friction = (4*Coefficient of Friction*Length of Pipe 1*Velocity of Liquid^2)/(Diameter of delivery pipe*2*[g]) to calculate the Head loss due to friction, Darcy-Weisbach equation formula is defined as a measure of the head loss due to friction in a pipe, which is a critical parameter in the design and operation of piping systems, particularly in reciprocating pumps, where accurate prediction of pressure drop is essential for efficient performance. Head loss due to friction is denoted by h_f symbol.

How to calculate Darcy-Weisbach equation using this online calculator? To use this online calculator for Darcy-Weisbach equation, enter Coefficient of Friction (μ_f), Length of Pipe 1 (L₁), Velocity of Liquid (v_liquid) & Diameter of delivery pipe (D_d) and hit the calculate button. Here is how the Darcy-Weisbach equation calculation can be explained with given input values -> 10572.42 = (4*0.4*120*18^2)/(0.3*2*[g]).

FAQ

What is Darcy-Weisbach equation?

Darcy-Weisbach equation formula is defined as a measure of the head loss due to friction in a pipe, which is a critical parameter in the design and operation of piping systems, particularly in reciprocating pumps, where accurate prediction of pressure drop is essential for efficient performance and is represented as h_f = (4*μ_f*L₁*v_liquid^2)/(D_d*2*[g]) or Head loss due to friction = (4*Coefficient of Friction*Length of Pipe 1*Velocity of Liquid^2)/(Diameter of delivery pipe*2*[g]). Coefficient of Friction is a dimensionless scalar value that characterizes the frictional force between a fluid and a solid surface in contact, Length of Pipe 1 is the distance of the first pipe in a fluid system, used to calculate pressure drop and fluid flow rates, Velocity of Liquid is the speed at which a liquid flows, influenced by factors such as pressure, viscosity, and pipe diameter & Diameter of delivery pipe is the internal diameter of the pipe that transports fluid, affecting the flow rate, pressure, and overall fluid dynamics.

How to calculate Darcy-Weisbach equation?

Darcy-Weisbach equation formula is defined as a measure of the head loss due to friction in a pipe, which is a critical parameter in the design and operation of piping systems, particularly in reciprocating pumps, where accurate prediction of pressure drop is essential for efficient performance is calculated using Head loss due to friction = (4*Coefficient of Friction*Length of Pipe 1*Velocity of Liquid^2)/(Diameter of delivery pipe*2*[g]). To calculate Darcy-Weisbach equation, you need Coefficient of Friction (μ_f), Length of Pipe 1 (L₁), Velocity of Liquid (v_liquid) & Diameter of delivery pipe (D_d). With our tool, you need to enter the respective value for Coefficient of Friction, Length of Pipe 1, Velocity of Liquid & Diameter of delivery pipe and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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