What does PR stand for?

Prandtl Number

This definition appears very rarely and is found in the following Acronym Finder categories:

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Samples in periodicals archive:

v] are not independent but are related via the Prandtl number Pr = [eta][C.

Perturbations from ducts on the modes of acoustic thermometers

3]*s) N = the numerical node above or north of node P n = the face between two control volumes expressed by node N and P; the number of nodes in solid flow direction NTU = number of transfer units Nu = Nusselt number Pe = Peclet number Pr = Prandtl number q = heat transfer rate, W Re = Reynolds number [R.

Run-around energy recovery system for air-to-air applications using ...

31 for vertical wall [DELTA]T = temperature difference between the wall and the adjacent fluid k = thermal conductivity, W/m*K L = characteristic length, m Re = local Reynolds number Pr = Prandtl number, assumed Pr = 0.

Verification of CFD modeling for smoke control using two compartment ...

The effects of radiation parameter, wall-temperature ratio, heat source or sink parameter, and Prandtl number on the profiles of the total and first-order velocity and temperature functions are discussed and shown graphically.

Convection--radiation interaction in buoyancy-induced channel flow

The relative rates of diffusion of heat and momentum are related by the Prandtl number, and the Prandtl number is expected to be a significant parameter in the final solution.

Determination of heat transfer coefficients of foods

T = 300K] = Prandtl number when the fluid temperature is 300 K (80.

Experimental and model research on nanorefrigerant thermal ...

For a liquid flowing in a straight circular pipe with a Reynolds number between 10000 and 120000 (in the turbulent pipe flow range), when the liquid's Prandtl number is between 0.

Modeling for predicting frost behavior of a fin-tube heat exchanger ...

t]/Sc (5) while the Schmidt number, similar to the Prandtl number, is affected by the buoyancy, but is assumed to be unity here.

Numerical simulation and experimental investigation of 3-dimensional ...