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Fluid Mechanics & Thermodynamics 2 > Heat Transfer > Flashcards

Flashcards in Heat Transfer Deck (5)
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1
Q

Fourier’s Law of 1D Conduction

A
Q̇cond = kA ΔT/Δx
k = Thermal conductivity
2
Q

Newton’s Law of Cooling

A
Q̇conv = hA(Ts-T∞)
h = Local heat transfer coeff.
3
Q

Stefan-Boltzmann Law

A
Q̇emit = σAT⁴
σ = Stefan-Boltzmann Constant = 5.67e-8
4
Q

Prandtl Number

A

Pr = Cpμ/κ

5
Q

Thermal resistance equation

A

Q̇ = ΔT/Rtot

Resistance formulas can be derived from the transfer methods’ matching laws.