Excess Temperature in Boiling Solution

STEP 0: Pre-Calculation Summary
Formula Used
Excess Temperature in Heat Transfer = Surface Temperature-Saturation Temperature
Texcess = Tsurface-TSat
This formula uses 3 Variables
Variables Used
Excess Temperature in Heat Transfer - (Measured in Kelvin) - Excess Temperature in Heat Transfer is defined as the temperature difference between heat source and saturation temperature of the fluid.
Surface Temperature - (Measured in Kelvin) - Surface Temperature is the temperature at or near a surface. Specifically, it may refer to as Surface air temperature, the temperature of the air near the surface of the earth.
Saturation Temperature - (Measured in Kelvin) - Saturation temperature is the temperature at which a given liquid and its vapour or a given solid and its vapour can co-exist in equilibrium, at a given pressure.
STEP 1: Convert Input(s) to Base Unit
Surface Temperature: 670 Kelvin --> 670 Kelvin No Conversion Required
Saturation Temperature: 373 Kelvin --> 373 Kelvin No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Texcess = Tsurface-TSat --> 670-373
Evaluating ... ...
Texcess = 297
STEP 3: Convert Result to Output's Unit
297 Kelvin --> No Conversion Required
FINAL ANSWER
297 Kelvin <-- Excess Temperature in Heat Transfer
(Calculation completed in 00.020 seconds)

Credits

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

Radius of Vapour Bubble in Mechanical Equilibrium in Superheated Liquid
Go Radius of Vapor Bubble = (2*Surface Tension*[R]*(Saturation Temperature^2))/(Pressure of Superheated Liquid*Enthalpy of Vaporization of Liquid*(Temperature of Superheated Liquid-Saturation Temperature))
Critical Heat Flux by Zuber
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))
Radiation Heat Transfer Coefficient
Go Radiation Heat Transfer Coefficient = (([Stefan-BoltZ]*Emissivity*(((Plate Surface Temperature)^4)-((Saturation Temperature)^4)))/(Plate Surface Temperature-Saturation Temperature))
Total Heat Transfer Coefficient
Go Total Heat Transfer Coefficient = Heat Transfer Coefficient in Film Boiling Region* ((Heat Transfer Coefficient in Film Boiling Region/Heat Transfer Coefficient)^(1/3))+Radiation Heat Transfer Coefficient
Modified Heat of Vaporization
Go Modified Heat of Vaporization = (Latent Heat of Vaporization+(Specific Heat of Water Vapor)*((Plate Surface Temperature-Saturation Temperature)/2))
Modified Heat Transfer Coefficient under Influence of Pressure
Go Heat Transfer Coefficient at Some Pressure P = (Heat Transfer Coefficient at Atmospheric Pressure)*((System Pressure/Standard Atmospheric Pressure)^(0.4))
Correlation for Heat Flux proposed by Mostinski
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
Go Heat Transfer Coefficient for Forced Convection = (2.54*((Excess Temperature)^3)*exp((System Pressure in Vertical Tubes)/1.551))
Heat Flux in Fully Developed Boiling State for Higher Pressures
Go Rate of Heat Transfer = 283.2*Area*((Excess Temperature)^(3))*((Pressure)^(4/3))
Heat Transfer Coefficient given Biot Number
Go Heat Transfer Coefficient = (Biot Number*Thermal Conductivity)/Thickness of Wall
Saturated Temperature given Excess Temperature
Go Saturation Temperature = Surface Temperature-Excess Temperature in Heat Transfer
Surface Temperature given Excess Temperature
Go Surface Temperature = Saturation Temperature+Excess Temperature in Heat Transfer
Excess Temperature in Boiling
Go Excess Temperature in Heat Transfer = Surface Temperature-Saturation Temperature
Heat Flux in Fully Developed Boiling State for Pressure upto 0.7 Megapascal
Go Rate of Heat Transfer = 2.253*Area*((Excess Temperature)^(3.96))

Excess Temperature in Boiling Formula

Excess Temperature in Heat Transfer = Surface Temperature-Saturation Temperature
Texcess = Tsurface-TSat

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 Excess Temperature in Boiling?

Excess Temperature in Boiling calculator uses Excess Temperature in Heat Transfer = Surface Temperature-Saturation Temperature to calculate the Excess Temperature in Heat Transfer, The Excess Temperature in Boiling formula is defined as the difference between the surface temperature and saturated temperature. Excess Temperature in Heat Transfer is denoted by Texcess symbol.

How to calculate Excess Temperature in Boiling using this online calculator? To use this online calculator for Excess Temperature in Boiling, enter Surface Temperature (Tsurface) & Saturation Temperature (TSat) and hit the calculate button. Here is how the Excess Temperature in Boiling calculation can be explained with given input values -> 297 = 670-373.

FAQ

What is Excess Temperature in Boiling?
The Excess Temperature in Boiling formula is defined as the difference between the surface temperature and saturated temperature and is represented as Texcess = Tsurface-TSat or Excess Temperature in Heat Transfer = Surface Temperature-Saturation Temperature. Surface Temperature is the temperature at or near a surface. Specifically, it may refer to as Surface air temperature, the temperature of the air near the surface of the earth & Saturation temperature is the temperature at which a given liquid and its vapour or a given solid and its vapour can co-exist in equilibrium, at a given pressure.
How to calculate Excess Temperature in Boiling?
The Excess Temperature in Boiling formula is defined as the difference between the surface temperature and saturated temperature is calculated using Excess Temperature in Heat Transfer = Surface Temperature-Saturation Temperature. To calculate Excess Temperature in Boiling, you need Surface Temperature (Tsurface) & Saturation Temperature (TSat). With our tool, you need to enter the respective value for Surface Temperature & Saturation Temperature 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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