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介紹了壓差控制法在采用二通電磁閥的變水量空調系統中應用的基本原理 ,指出了應用中存在的問題 ,并分析了管路系統對變水量節(jié)能效果的影響。
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Air Conditioning Systems Air conditioning has rapidly grown over the past 50 years, from a luxury to a standard system included in most residential and commercial buildings. In 1970, 36% of residences in the U.S. were either fully air conditioned or utilized a room air conditioner for cooling (Blue, et al., 1979). By 1997, this number had more than doubled to 77%, and that year also marked the