一、前言直燃型溴化锂吸收式冷热水机组由于在一台机组中兼具备制冷／制热两种功能，比传统用制冷机加锅炉来满足大中型空调需求方法简便、投资者、容易管理，在我国近期得到了很大发展，专业生产厂的队伍亦逐步扩大。用户在选型时，除了关心产品价格、可靠性和自控水平外，对 I. Introduction Direct-fired LiBr Absorption Chillers Because of the two functions of cooling and heating in a single unit, it is easier and more investment-friendly than the traditional use of chillers and boilers to satisfy large and medium-sized air-conditioners. , Has been greatly developed in our country recently, and the ranks of professional production plants have also been gradually expanded. Users in the selection, in addition to concern about product prices, reliability and level of self-control, right