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water systems were used in less than 4% of mercial buildings in the . in 1995. However, because chillers are usually installed in larger buildings, chillers cooled over 28% of the . mercial building

an 4% of mercial buildings in the . in 1995. However, because chillers are usually installed in larger buildings, chillers cooled over 28% of the . mercial building floor space that same year (DOE,

mes and relatively high pressures. Most reciprocating chillers used in building applications currently employ R22. Modern highspeed reciprocating pressors are generally limited to a pressure ratio of

Gulf countries in the Middle East as early as 1974. The large stainless steel storage tank design of the coolers was suitable for India and the Gulf countries where city water supply was intermittent

温 ℃ 水量（ m3/h） 初温 ℃ 终温 ℃ 水量（ m3/h） R— 1 R— 2 R— 3 ： ： （３）制冷机组的清洗、安装、试漏、加油、抽真空、充加制冷剂、调试等事宜，应严 格按照制造厂提供的《使用说明书》进行；同时，还应遵守《制冷设备、空气分离设备 安装工程施工及验收规范》（ＪＢＪ３０ —— ９６）和《压缩机、风机、泵安装工程施工及验收规范》（ＪＢＪ２９ — ９６）以及其它有关规范