Heat Flux in Fully Developed Boiling State for Higher Pressures Calculator

✖The area is the amount of two-dimensional space taken up by an object.ⓘ Area [A]			+10% -10%
✖Excess Temperature is defined as the temperature difference between heat source and saturation temperature of the fluid.ⓘ Excess Temperature [ΔT_x]			+10% -10%
✖Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.ⓘ Pressure [p_HT]			+10% -10%

✖Rate of Heat Transfer is defined as the amount of heat transferred per unit time in the material.ⓘ Heat Flux in Fully Developed Boiling State for Higher Pressures [q_rate]

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Heat Flux in Fully Developed Boiling State for Higher Pressures Solution

STEP 0: Pre-Calculation Summary

Formula Used

Rate of Heat Transfer = 283.2*Area*((Excess Temperature)^(3))*((Pressure)^(4/3))
q_rate = 283.2*A*((ΔT_x)^(3))*((p_HT)^(4/3))
This formula uses 4 Variables

Variables Used

Rate of Heat Transfer - (Measured in Joule per Second) - Rate of Heat Transfer is defined as the amount of heat transferred per unit time in the material.
Area - (Measured in Square Meter) - The area is the amount of two-dimensional space taken up by an object.
Excess Temperature - (Measured in Kelvin) - Excess Temperature is defined as the temperature difference between heat source and saturation temperature of the fluid.
Pressure - (Measured in Pascal) - Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

STEP 1: Convert Input(s) to Base Unit

Area: 5 Square Meter --> 5 Square Meter No Conversion Required
Excess Temperature: 2.25 Degree Celsius --> 2.25 Kelvin (Check conversion here)
Pressure: 3E-08 Megapascal --> 0.03 Pascal (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

q_rate = 283.2*A*((ΔT_x)^(3))*((p_HT)^(4/3)) --> 283.2*5*((2.25)^(3))*((0.03)^(4/3))

Evaluating ... ...

q_rate = 150.350824477779

STEP 3: Convert Result to Output's Unit

150.350824477779 Joule per Second -->150.350824477779 Watt (Check conversion here)

FINAL ANSWER

150.350824477779 ≈ 150.3508 Watt <-- Rate of Heat Transfer

(Calculation completed in 00.020 seconds)

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Home » Engineering » Chemical Engineering » Heat Transfer » Boiling and Condensation » Important Formulas of Condensation Number, Average Heat Transfer Coefficient and Heat Flux » Heat Flux in Fully Developed Boiling State for Higher Pressures

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

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< Important Formulas of Condensation Number, Average Heat Transfer Coefficient and Heat Flux Calculators

Condensation Number given Reynolds Number

LaTeX 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

LaTeX 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))

Condensation Number for Horizontal Cylinder

LaTeX Go Condensation Number = 1.514*((Reynolds Number of Film)^(-1/3))

Condensation Number for Vertical Plate

LaTeX Go Condensation Number = 1.47*((Reynolds Number of Film)^(-1/3))

< Boiling Calculators

Critical Heat Flux by Zuber

LaTeX Go Critical Heat Flux = ((0.149*Enthalpy of Vaporization of Liquid*Density of Vapor)*(((Surface Tension*[g])*(Density of Liquid-Density of Vapor))/(Density of Vapor^2))^(1/4))

Correlation for Heat Flux proposed by Mostinski

LaTeX Go Heat Transfer Coefficient For Nucleate Boiling = 0.00341*(Critical Pressure^2.3)*(Excess Temperature in Nucleate Boiling^2.33)*(Reduced Pressure^0.566)

Heat Transfer Coefficient for Forced Convection Local Boiling Inside Vertical Tubes

LaTeX Go Heat Transfer Coefficient for Forced Convection = (2.54*((Excess Temperature)^3)*exp((System Pressure in Vertical Tubes)/1.551))

Excess Temperature in Boiling

LaTeX Go Excess Temperature in Heat Transfer = Surface Temperature-Saturation Temperature

Heat Flux in Fully Developed Boiling State for Higher Pressures Formula

LaTeX Go

Rate of Heat Transfer = 283.2*Area*((Excess Temperature)^(3))*((Pressure)^(4/3))
q_rate = 283.2*A*((ΔT_x)^(3))*((p_HT)^(4/3))

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 Heat Flux in Fully Developed Boiling State for Higher Pressures?

Heat Flux in Fully Developed Boiling State for Higher Pressures calculator uses Rate of Heat Transfer = 283.2*Area*((Excess Temperature)^(3))*((Pressure)^(4/3)) to calculate the Rate of Heat Transfer, The Heat Flux in Fully Developed Boiling State For Higher Pressures formula is a function of area, excess temperature and pressure for 0.7< p < 14 MPa. Rate of Heat Transfer is denoted by q_rate symbol.

How to calculate Heat Flux in Fully Developed Boiling State for Higher Pressures using this online calculator? To use this online calculator for Heat Flux in Fully Developed Boiling State for Higher Pressures, enter Area (A), Excess Temperature (ΔT_x) & Pressure (p_HT) and hit the calculate button. Here is how the Heat Flux in Fully Developed Boiling State for Higher Pressures calculation can be explained with given input values -> 150.3508 = 283.2*5*((2.25)^(3))*((0.03)^(4/3)).

FAQ

What is Heat Flux in Fully Developed Boiling State for Higher Pressures?

The Heat Flux in Fully Developed Boiling State For Higher Pressures formula is a function of area, excess temperature and pressure for 0.7< p < 14 MPa and is represented as q_rate = 283.2*A*((ΔT_x)^(3))*((p_HT)^(4/3)) or Rate of Heat Transfer = 283.2*Area*((Excess Temperature)^(3))*((Pressure)^(4/3)). The area is the amount of two-dimensional space taken up by an object, Excess Temperature is defined as the temperature difference between heat source and saturation temperature of the fluid & Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

How to calculate Heat Flux in Fully Developed Boiling State for Higher Pressures?

The Heat Flux in Fully Developed Boiling State For Higher Pressures formula is a function of area, excess temperature and pressure for 0.7< p < 14 MPa is calculated using Rate of Heat Transfer = 283.2*Area*((Excess Temperature)^(3))*((Pressure)^(4/3)). To calculate Heat Flux in Fully Developed Boiling State for Higher Pressures, you need Area (A), Excess Temperature (ΔT_x) & Pressure (p_HT). With our tool, you need to enter the respective value for Area, Excess Temperature & Pressure 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 Rate of Heat Transfer?

In this formula, Rate of Heat Transfer uses Area, Excess Temperature & Pressure. We can use 2 other way(s) to calculate the same, which is/are as follows -

Rate of Heat Transfer = 2.253*Area*((Excess Temperature)^(3.96))
Rate of Heat Transfer = 2.253*Area*((Excess Temperature)^(3.96))

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