Measurement of heat insulation and relat
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P.D. Sale; A.F. Hedrick
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Article
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1924
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Elsevier Science
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English
β 153 KB
THREE sets of apparatus have been described for the purpose of standardizing methods for testing the " comforting " value of textile fabrics. Heat insulation is measured in terms of thermal resistance, as expressed by the simple equation R J ~ T//I=~a, where R=thernlal resistance -(number of degrees