Height of Liquid Crest over Weir Solution

STEP 0: Pre-Calculation Summary
Formula Used
Weir Crest = (750/1000)*((Liquid Mass Flowrate/(Weir Length*Liquid Density))^(2/3))
how = (750/1000)*((Lw/(lw*ρL))^(2/3))
This formula uses 4 Variables
Variables Used
Weir Crest - (Measured in Meter) - Weir Crest is designed to have a specific height for the liquid flow across the tray.
Liquid Mass Flowrate - (Measured in Kilogram per Second) - Liquid Mass Flowrate is the mass flow rate of the liquid component in the column.
Weir Length - (Measured in Meter) - The weir length refers to the length of support strips which plays a significant role in controlling liquid distribution, within the column.
Liquid Density - (Measured in Kilogram per Cubic Meter) - Liquid Density is defined as the ratio of mass of given fluid with respect to the volume that it occupies.
STEP 1: Convert Input(s) to Base Unit
Liquid Mass Flowrate: 12.856 Kilogram per Second --> 12.856 Kilogram per Second No Conversion Required
Weir Length: 2.452 Meter --> 2.452 Meter No Conversion Required
Liquid Density: 995 Kilogram per Cubic Meter --> 995 Kilogram per Cubic Meter No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
how = (750/1000)*((Lw/(lwL))^(2/3)) --> (750/1000)*((12.856/(2.452*995))^(2/3))
Evaluating ... ...
how = 0.0227109939449152
STEP 3: Convert Result to Output's Unit
0.0227109939449152 Meter --> No Conversion Required
FINAL ANSWER
0.0227109939449152 0.022711 Meter <-- Weir Crest
(Calculation completed in 00.020 seconds)

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Created by Rishi Vadodaria
Malviya National Institute Of Technology (MNIT JAIPUR ), JAIPUR
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Height of Liquid Crest over Weir Formula

​LaTeX ​Go
Weir Crest = (750/1000)*((Liquid Mass Flowrate/(Weir Length*Liquid Density))^(2/3))
how = (750/1000)*((Lw/(lw*ρL))^(2/3))

What is the Role of Weir Crest?

The weir crest plays a critical role in ensuring even liquid distribution across the tray. By controlling the height of the weir crest, engineers can maintain a consistent liquid depth on the tray surface. This promotes effective mass transfer and separation by allowing the liquid to flow evenly over the tray area and come into contact with the rising vapor.

What is Weir Length?

The weir length plays a significant role in controlling liquid distribution, maintaining the liquid level, and ensuring effective separation within the column. The design of the weir length is crucial for achieving the desired distillation performance.

How to Calculate Height of Liquid Crest over Weir?

Height of Liquid Crest over Weir calculator uses Weir Crest = (750/1000)*((Liquid Mass Flowrate/(Weir Length*Liquid Density))^(2/3)) to calculate the Weir Crest, The Height of Liquid Crest over Weir formula is defined as the boundary for the liquid flow across the tray. It plays a crucial role in controlling the flow of liquid on the tray. Weir Crest is denoted by how symbol.

How to calculate Height of Liquid Crest over Weir using this online calculator? To use this online calculator for Height of Liquid Crest over Weir, enter Liquid Mass Flowrate (Lw), Weir Length (lw) & Liquid Density L) and hit the calculate button. Here is how the Height of Liquid Crest over Weir calculation can be explained with given input values -> 0.022711 = (750/1000)*((12.856/(2.452*995))^(2/3)).

FAQ

What is Height of Liquid Crest over Weir?
The Height of Liquid Crest over Weir formula is defined as the boundary for the liquid flow across the tray. It plays a crucial role in controlling the flow of liquid on the tray and is represented as how = (750/1000)*((Lw/(lwL))^(2/3)) or Weir Crest = (750/1000)*((Liquid Mass Flowrate/(Weir Length*Liquid Density))^(2/3)). Liquid Mass Flowrate is the mass flow rate of the liquid component in the column, The weir length refers to the length of support strips which plays a significant role in controlling liquid distribution, within the column & Liquid Density is defined as the ratio of mass of given fluid with respect to the volume that it occupies.
How to calculate Height of Liquid Crest over Weir?
The Height of Liquid Crest over Weir formula is defined as the boundary for the liquid flow across the tray. It plays a crucial role in controlling the flow of liquid on the tray is calculated using Weir Crest = (750/1000)*((Liquid Mass Flowrate/(Weir Length*Liquid Density))^(2/3)). To calculate Height of Liquid Crest over Weir, you need Liquid Mass Flowrate (Lw), Weir Length (lw) & Liquid Density L). With our tool, you need to enter the respective value for Liquid Mass Flowrate, Weir Length & Liquid Density 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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