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air flow Air Mixers air stream apparatus approximately average baffles blower Building Bureau of Standards caused cents COMMERCE concentric louver concentric louver mixing CONCENTRIC TEMPERATURE PATTERN consists constant construction deflected deg F designed detail determine direct DISTANCE BETWEEN MIXING distribution divided downstream measuring station Duct Diam duct diameters effectiveness evaluated fitted flow rate Government heated held inlet Institute length located louver mixing device louver-baffle louver-baffle mixing device louvered strip louvered strip mixing materials ment metal method mixer mixer inlet mixing device mixing elements National Bureau nonuniformity normal path observed obtained Office orifice overall distance passed percent performance placed portion position pressure drop Properties provides QUADRANT range ratio reference Resistance respect selected showed shown in figure spacing standard deviation Technology tempera temperature difference TEMPERATURE PATTERN THERMOCOUPLES tion uniformity upstream varied
Page 1 - A schematic of the apparatus is shown in figure 1. Figure 2 is a photograph of the apparatus.
Page 20 - Announcement of New Publications in Building Science Series Superintendent of Documents, US Government Printing Office, Washington, DC 20402 Dear Sir: Please add my name to the announcement list of new publications to be issued in the series : National Bureau of Standards Building Science Series. Name Company Address City State Zip Code (Notification key N-339...