NY-87-15-3 — Thermal Performance Measurements of Sealed Insulating Glass Units with Low-E Coating Using a Mobile Field Test Facility

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Using data obtained in a mobile field-test facility, measured performance of clear and low-emissivity double-glazing units is presented for south-facing and north-facing orientations. The changes in U-value and shading coefficient resulting from addition of the low-e coating are found to agree with theoretical expectations for the cold spring test conditions. Accurate nighttime U-values were derived from the data and found to agree with calculations. Expected correlation between U-value and wind speed was not observed in the data; a plausible experimental reason for this is advanced.

Units: Dual

Citation: Symposium, ASHRAE Transactions, 1987, vol. 93, pt. 1, New York, NY

Product Details

Published:
1987
Number of Pages:
8
File Size:
1 file , 940 KB
Product Code(s):
D-NY-87-15-3