CONTENTS 



I. Engineering Calculations of Radiant Heat Exchange 502 



Hoyt C. Hottel, Department of Chemical Engineering, 

 Massachusetts Institute of Technology, Cambridge, Massa- 

 chusetts 



1. Radiating Characteristics of Surfaces 502 



2. The View Factor. Direct Interchange between Surfaces 507 



3. Radiation from Flames and Gases 511 



4. Radiant Exchange in an Enclosure of Source-Sink and No- 

 Flux Surfaces Surrounding a Gray Gas 523 



5. Enclosure of Gray Source-Sink Surfaces Containing a Real 

 (Nongray) Gas 531 



6. Application of Principles 535 



7. Cited References 539 



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