Viscosity of Film given Reynolds Number of Film Solution

STEP 0: Pre-Calculation Summary
Formula Used
Viscosity of Film = (4*Mass Flow of Condensate)/(Wetted Perimeter*Reynolds Number of Film)
μf = (4*1)/(P*Ref)
This formula uses 4 Variables
Variables Used
Viscosity of Film - (Measured in Pascal Second) - Viscosity of Film is a measure of its resistance to deformation at a given rate.
Mass Flow of Condensate - (Measured in Kilogram per Second) - Mass Flow of Condensate is the mass of a condensate which passes per unit of time.
Wetted Perimeter - (Measured in Meter) - Wetted Perimeter is defined as the surface of the channel bottom and sides in direct contact with the aqueous body.
Reynolds Number of Film - Reynolds Number of Film is the ratio of Inertial force to the viscous force.
STEP 1: Convert Input(s) to Base Unit
Mass Flow of Condensate: 7200 Kilogram per Second --> 7200 Kilogram per Second No Conversion Required
Wetted Perimeter: 9.6 Meter --> 9.6 Meter No Conversion Required
Reynolds Number of Film: 300 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
μf = (4*ṁ1)/(P*Ref) --> (4*7200)/(9.6*300)
Evaluating ... ...
μf = 10
STEP 3: Convert Result to Output's Unit
10 Pascal Second -->10 Newton Second per Square Meter (Check conversion here)
FINAL ANSWER
10 Newton Second per Square Meter <-- Viscosity of Film
(Calculation completed in 00.004 seconds)

Credits

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University School of Chemical Technology-USCT (GGSIPU), New Delhi
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22 Condensation Calculators

Average Heat Transfer Coefficient for Condensation Inside Horizontal Tubes for Low Vapor Velocity
Go Average Heat Transfer Coefficient = 0.555*((Density of Liquid Film* (Density of Liquid Film-Density of Vapor)*[g]*Corrected Latent Heat of Vaporization* (Thermal Conductivity of Film Condensate^3))/(Length of Plate*Diameter of Tube* (Saturation Temperature-Plate Surface Temperature)))^(0.25)
Average Heat Transfer Coefficient for Laminar Film Condensation on Outside of Sphere
Go Average Heat Transfer Coefficient = 0.815*((Density of Liquid Film* (Density of Liquid Film-Density of Vapor)*[g]*Latent Heat of Vaporization* (Thermal Conductivity of Film Condensate^3))/(Diameter of Sphere*Viscosity of Film* (Saturation Temperature-Plate Surface Temperature)))^(0.25)
Average Heat Transfer Coefficient for Laminar Film Condensation of Tube
Go Average Heat Transfer Coefficient = 0.725*((Density of Liquid Film* (Density of Liquid Film-Density of Vapor)*[g]*Latent Heat of Vaporization* (Thermal Conductivity of Film Condensate^3))/(Diameter of Tube*Viscosity of Film* (Saturation Temperature-Plate Surface Temperature)))^(0.25)
Average Heat Transfer Coefficient for Vapor Condensing on Plate
Go Average Heat Transfer Coefficient = 0.943*((Density of Liquid Film* (Density of Liquid Film-Density of Vapor)*[g]*Latent Heat of Vaporization* (Thermal Conductivity of Film Condensate^3))/(Length of Plate*Viscosity of Film* (Saturation Temperature-Plate Surface Temperature)))^(0.25)
Average Heat Transfer Coefficient for Film Condensation on Plate for Wavy Laminar Flow
Go Average Heat Transfer Coefficient = 1.13*((Density of Liquid Film* (Density of Liquid Film-Density of Vapor)*[g]*Latent Heat of Vaporization* (Thermal Conductivity of Film Condensate^3))/(Length of Plate*Viscosity of Film* (Saturation Temperature-Plate Surface Temperature)))^(0.25)
Film Thickness in Film Condensation
Go Film Thickness = ((4*Viscosity of Film*Thermal Conductivity*Height of Film*(Saturation Temperature-Plate Surface Temperature))/([g]*Latent Heat of Vaporization*(Density of Liquid)*(Density of Liquid-Density of Vapor)))^(0.25)
Condensation Number given Reynolds Number
Go Condensation Number = ((Constant for Condensation Number)^(4/3))* (((4*sin(Inclination Angle)*((Cross Sectional Area of Flow/Wetted Perimeter)))/(Length of Plate))^(1/3))* ((Reynolds Number of Film)^(-1/3))
Condensation Number
Go Condensation Number = (Average Heat Transfer Coefficient)* ((((Viscosity of Film)^2)/((Thermal Conductivity^3)*(Density of Liquid Film)*(Density of Liquid Film-Density of Vapor)*[g]))^(1/3))
Reynolds Number using Average Heat Transfer Coefficient for Condensate Film
Go Reynolds Number of Film = ((4*Average Heat Transfer Coefficient*Length of Plate* (Saturation Temperature-Plate Surface Temperature))/ (Latent Heat of Vaporization*Viscosity of Film))
Film Thickness given Mass Flow of Condensate
Go Film Thickness = ((3*Viscosity of Film*Mass Flow Rate)/(Density of Liquid*(Density of Liquid-Density of Vapor)*[g]))^(1/3)
Average Heat Transfer Coefficient given Reynolds Number and Properties at Film Temperature
Go Average Heat Transfer Coefficient = (0.026*(Prandtl Number at Film Temperature^(1/3))*(Reynolds Number for Mixing^(0.8))*(Thermal Conductivity at Film Temperature))/Diameter of Tube
Mass Flow of Condensate through any X Position of Film
Go Mass Flow Rate = (Density of Liquid*(Density of Liquid-Density of Vapor)*[g]*(Film Thickness^3))/(3*Viscosity of Film)
Viscosity of Film given Mass Flow of Condensate
Go Viscosity of Film = (Density of Liquid*(Density of Liquid-Density of Vapor)*[g]*(Film Thickness^3))/(3*Mass Flow Rate)
Heat Transfer Coefficient for Condensation on Flat Plate for Nonlinear Temperature Profile in Film
Go Corrected Latent Heat of Vaporization = (Latent Heat of Vaporization+0.68*Specific Heat Capacity*(Saturation Temperature-Plate Surface Temperature))
Heat Transfer Rate for Condensation of Superheated Vapors
Go Heat Transfer = Average Heat Transfer Coefficient*Area of Plate*(Saturation Temperature for Superheated Vapor-Plate Surface Temperature)
Wetted Perimeter given Reynolds Number of Film
Go Wetted Perimeter = (4*Mass Flow of Condensate)/(Reynolds Number of Film*Viscosity of Fluid)
Reynolds Number for Condensate Film
Go Reynolds Number of Film = (4*Mass Flow of Condensate)/(Wetted Perimeter*Viscosity of Fluid)
Viscosity of Film given Reynolds Number of Film
Go Viscosity of Film = (4*Mass Flow of Condensate)/(Wetted Perimeter*Reynolds Number of Film)
Mass Flow Rate through Particular Section of Condensate Film given Reynolds Number of Film
Go Mass Flow of Condensate = (Reynolds Number of Film*Wetted Perimeter*Viscosity of Fluid)/4
Condensation Number when Turbulence is Encountered in Film
Go Condensation Number = 0.0077*((Reynolds Number of Film)^(0.4))
Condensation Number for Horizontal Cylinder
Go Condensation Number = 1.514*((Reynolds Number of Film)^(-1/3))
Condensation Number for Vertical Plate
Go Condensation Number = 1.47*((Reynolds Number of Film)^(-1/3))

Viscosity of Film given Reynolds Number of Film Formula

Viscosity of Film = (4*Mass Flow of Condensate)/(Wetted Perimeter*Reynolds Number of Film)
μf = (4*1)/(P*Ref)

What is Heat Transfer?

Heat Transfer is a discipline of thermal engineering that concerns the generation, use, conversion, and exchange of thermal energy between physical systems. Heat transfer is classified into various mechanisms, such as thermal conduction, thermal convection, thermal radiation, and transfer of energy by phase changes.

Define Thermal Conductivity & Factors affecting it?

Thermal conductivity is defined as the ability of a substance to conduct heat. Factors Affecting The Thermal Conductivity are: Moisture, Density of material, Pressure, Temperature & Structure of material.

How to Calculate Viscosity of Film given Reynolds Number of Film?

Viscosity of Film given Reynolds Number of Film calculator uses Viscosity of Film = (4*Mass Flow of Condensate)/(Wetted Perimeter*Reynolds Number of Film) to calculate the Viscosity of Film, The Viscosity of Film given Reynolds Number of Film formula is defined as the function of mass flow rate of condensate, Reynolds number of film, viscosity of fluid. In filmwise condensation a laminar film of vapor is created upon a surface. This film can then flow downwards, increasing in thickness as additional vapor is picked up along the way . In dropwise condensation vapor droplets form at an acute angle to a surface. Viscosity of Film is denoted by μf symbol.

How to calculate Viscosity of Film given Reynolds Number of Film using this online calculator? To use this online calculator for Viscosity of Film given Reynolds Number of Film, enter Mass Flow of Condensate (ṁ1), Wetted Perimeter (P) & Reynolds Number of Film (Ref) and hit the calculate button. Here is how the Viscosity of Film given Reynolds Number of Film calculation can be explained with given input values -> 10 = (4*7200)/(9.6*300).

FAQ

What is Viscosity of Film given Reynolds Number of Film?
The Viscosity of Film given Reynolds Number of Film formula is defined as the function of mass flow rate of condensate, Reynolds number of film, viscosity of fluid. In filmwise condensation a laminar film of vapor is created upon a surface. This film can then flow downwards, increasing in thickness as additional vapor is picked up along the way . In dropwise condensation vapor droplets form at an acute angle to a surface and is represented as μf = (4*ṁ1)/(P*Ref) or Viscosity of Film = (4*Mass Flow of Condensate)/(Wetted Perimeter*Reynolds Number of Film). Mass Flow of Condensate is the mass of a condensate which passes per unit of time, Wetted Perimeter is defined as the surface of the channel bottom and sides in direct contact with the aqueous body & Reynolds Number of Film is the ratio of Inertial force to the viscous force.
How to calculate Viscosity of Film given Reynolds Number of Film?
The Viscosity of Film given Reynolds Number of Film formula is defined as the function of mass flow rate of condensate, Reynolds number of film, viscosity of fluid. In filmwise condensation a laminar film of vapor is created upon a surface. This film can then flow downwards, increasing in thickness as additional vapor is picked up along the way . In dropwise condensation vapor droplets form at an acute angle to a surface is calculated using Viscosity of Film = (4*Mass Flow of Condensate)/(Wetted Perimeter*Reynolds Number of Film). To calculate Viscosity of Film given Reynolds Number of Film, you need Mass Flow of Condensate (ṁ1), Wetted Perimeter (P) & Reynolds Number of Film (Ref). With our tool, you need to enter the respective value for Mass Flow of Condensate, Wetted Perimeter & Reynolds Number of Film and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Viscosity of Film?
In this formula, Viscosity of Film uses Mass Flow of Condensate, Wetted Perimeter & Reynolds Number of Film. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Viscosity of Film = (Density of Liquid*(Density of Liquid-Density of Vapor)*[g]*(Film Thickness^3))/(3*Mass Flow Rate)
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