暖通空调外文.pdfVIP

ASHRAEASHRAEASHRAE 5050 JOURNALJOURNAL YEYEAARRSS 11 99 99 00 55 00 99––22 Improved Zoning Zoning Betters Department Store Air Conditioning Air Conditioning By A. I. MCfARLAN , fELLOw ASHRAE RE p RINtEd f ROM ASHRAE JOURNAL, dECEMBER 1959 Designer of the air conditioning installation for the Sibley Department Store in Rochester, N.Y., the author discusses how to improve antiquated and inefficient zoning by the use of the Closed and Staged Cycle which was used at Sibley’s and includes one system for heating and cooling. Also discussed are the staging of compressors for reduction of hp in air conditioning systems, the Closed Cycle heat pump to transfer heat within a project and volumatic control. n improvement which should Department stores are zoned on this air went to fitting rooms around receive more consideration in the basis of overall floors, or combi- the exterior, and in other cases to A department store air condi- nation of floors, frequently without offices, both of which must be heated tioning is zoning. Part of the compli- regard to interior and exterior spaces while interior sales areas must simul- cation in the air conditioning of large or simultaneous heating and cooling taneously be cooled. There were reheat office buildings can be traced to the requirements. Drawings for a