Frictional Loss given Energy Slope Calculator

✖Energy Slope is at a distance equal to the velocity head above the hydraulic gradient.ⓘ Energy Slope [S_f]			+10% -10%
✖Reach in practical use is any length of a stream or river. The term is often used when referring to a small section of a stream or river rather than its entire length.ⓘ Reach [L]			+10% -10%

✖Frictional 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.ⓘ Frictional Loss given Energy Slope [h_f]

⎘ Copy

👎

Formula

✖

Frictional Loss given Energy Slope

Formula

`"h"_{"f"} = "S"_{"f"}*"L"`

Example

`"14"="0.140"*"100m"`

Calculator

LaTeX

Reset

👍

Download Indirect Methods of Streamflow Measurement Formulas PDF

Frictional Loss given Energy Slope Solution

STEP 0: Pre-Calculation Summary

Formula Used

Frictional Loss = Energy Slope*Reach
h_f = S_f*L
This formula uses 3 Variables

Variables Used

Frictional Loss - Frictional 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.
Energy Slope - Energy Slope is at a distance equal to the velocity head above the hydraulic gradient.
Reach - (Measured in Meter) - Reach in practical use is any length of a stream or river. The term is often used when referring to a small section of a stream or river rather than its entire length.

STEP 1: Convert Input(s) to Base Unit

Energy Slope: 0.14 --> No Conversion Required
Reach: 100 Meter --> 100 Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

h_f = S_f*L --> 0.14*100

Evaluating ... ...

h_f = 14

STEP 3: Convert Result to Output's Unit

14 --> No Conversion Required

FINAL ANSWER

14 <-- Frictional Loss

(Calculation completed in 00.004 seconds)

You are here -

Home » Engineering » Civil » Engineering Hydrology » Indirect Methods of Streamflow Measurement » Slope-Area Method » Uniform Flow » Frictional Loss given Energy Slope

Credits

Created by Mithila Muthamma PA

Coorg Institute of Technology (CIT), Coorg

Mithila Muthamma PA has created this Calculator and 2000+ more calculators!

Verified by Chandana P Dev

NSS College of Engineering (NSSCE), Palakkad

Chandana P Dev has verified this Calculator and 1700+ more calculators!

< 8 Uniform Flow Calculators

Hydraulic Radius given Conveyance of Channel for Uniform Flow

Go Hydraulic Radius = (Conveyance Function/((1/Manning’s Roughness Coefficient)*Cross-Sectional Area))^(3/2)

Area of Channel with known Conveyance of Channel

Go Cross-Sectional Area = Conveyance Function/Hydraulic Radius^(2/3)*(1/Manning’s Roughness Coefficient)

Conveyance of Channel

Go Conveyance Function = (1/Manning’s Roughness Coefficient)*Cross-Sectional Area*Hydraulic Radius^(2/3)

Conveyance of Channel given Energy Slope

Go Conveyance Function = sqrt(Discharge^2/Energy Slope)

Discharge for Uniform Flow given Energy Slope

Go Discharge = Conveyance Function*sqrt(Energy Slope)

Energy Slope for Uniform Flow

Go Energy Slope = Discharge^2/Conveyance Function^2

Length of Reach by Manning's Formula for Uniform Flow

Go Reach = Frictional Loss/Energy Slope

Frictional Loss given Energy Slope

Go Frictional Loss = Energy Slope*Reach

Frictional Loss given Energy Slope Formula

Frictional Loss = Energy Slope*Reach
h_f = S_f*L

What is Slope Area Method for Uniform Flow in Open Channel?

In Slope Area Method for Uniform Flow in Open Channel discharge is computed on the basis of a uniform flow equation involving channel characteristics, water surface profile and a roughness coefficient. The drop in water surface profile for a uniform reach of channel represents losses caused by bed roughness.

How to Calculate Frictional Loss given Energy Slope?

Frictional Loss given Energy Slope calculator uses Frictional Loss = Energy Slope*Reach to calculate the Frictional Loss, The Frictional Loss given Energy Slope formula is defined as 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. Frictional Loss is denoted by h_f symbol.

How to calculate Frictional Loss given Energy Slope using this online calculator? To use this online calculator for Frictional Loss given Energy Slope, enter Energy Slope (S_f) & Reach (L) and hit the calculate button. Here is how the Frictional Loss given Energy Slope calculation can be explained with given input values -> 14 = 0.14*100.

FAQ

What is Frictional Loss given Energy Slope?

The Frictional Loss given Energy Slope formula is defined as 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 and is represented as h_f = S_f*L or Frictional Loss = Energy Slope*Reach. Energy Slope is at a distance equal to the velocity head above the hydraulic gradient & Reach in practical use is any length of a stream or river. The term is often used when referring to a small section of a stream or river rather than its entire length.

How to calculate Frictional Loss given Energy Slope?

The Frictional Loss given Energy Slope formula is defined as 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 is calculated using Frictional Loss = Energy Slope*Reach. To calculate Frictional Loss given Energy Slope, you need Energy Slope (S_f) & Reach (L). With our tool, you need to enter the respective value for Energy Slope & Reach and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

Home

FREE PDFs

🔍 Search