Thermodynamics HW Solutions 910

Thermodynamics HW - Chapter 12 Radiation Heat Transfer Analysis We number different surfaces as the hole located at the center of the base(1 the

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 12 Radiation Heat Transfer Analysis We number different surfaces as the hole located at the center of the base (1) the base of conical enclosure (2) conical side surface (3) Surfaces 1 and 2 are flat , and they have no direct view of each other. Therefore, FFFF 11 22 12 21 0 ==== 1 1 : rule summation 13 13 12 11 = ⎯→ = + + F F F F 2Dh d 2 = = = 31 31 2 31 3 13 1 2 ) 1 ( 4 A : rule y reciprocit F F Dh d F A F ππ 12-15 The four view factors associated with an enclosure formed by two very long concentric cylinders are to be determined. Assumptions 1 The surfaces are diffuse emitters and reflectors. 2 End effects are neglected.
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/24/2012 for the course PHY 4803 taught by Professor Dr.danielarenas during the Fall '10 term at UNF.

Ask a homework question - tutors are online