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Application of Thermodynamics Fluid Mechanics Heat Transfer Thermodynamics

Heat Transfer

7.1 Modes of Heat Transfer

Introduction to conduction, convection, and radiation.

7.2 Conduction

Fourier's Law
Fourier's Equation
Thermal Resistance
Variable Thermal Conductivity
Critical Radius of Insulation
Heat Generation
Rectangular Fins
Transient Heat Conduction

7.3 Convection

Newton's Law of Cooling
Dimensionless Numbers
Forced Convection
Natural Convection
Boundary Layer Analogies

7.4 Radiation

Basic Definitions
Intensity of Radiation
Lambert's Cosine Law
Hemispherical Emissive Power
Planck's Distribution Law
Wein's Displacement Law
Stefan-Boltzmann Law
Emissivity
Kirchhoff's Law
Net Radiation
Shape Factor
Electrical Network Analogy
Heat Shields

7.5 Heat Exchangers

Types of Heat Exchangers
Heat Transfer Coefficients
Heat Exchanger Analysis
LMTD Method
NTU Method

Important Formulas

Key equations for conduction, convection, radiation, and heat exchanger design.

Solved with step-by-step solutions for conceptual clarity and GATE-level preparation.

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