摘 要 通过对某公司办公区中央空调系统运行现状及存在问题的分析，提出其冷源系统夏季运行的节能策略，设计了冷媒
水和冷却水系统实施变频改造的方案，经效益分析，每年可节省运行费用15万元。
关键词 冷热源 冷媒水 冷却水 变频 节能

THE REFORM OF COLD/HEAT SOURCE OF CENTRAL
AIR-CONDITIONING OF A COMPANY IN OFFICE DISTRICT
Zhang Qunjie
(Petrochina Dalian Petrochemical Company,Dalian 116032)

Abstract By analysing the system operation status and problems of the cold/heat source of central air-
conditioning system of a company office district , give a energy consumption strategy in summer and design a
frequency conversion plan for chill water and cooling water system.By analysing the operation benefit, it can save
operation cost $150,000.
Keywords cold/heat source chill water cooling water frequency conversion energy consumption