大型低温环境试验室制冷系统设计
대형저온배경시험실제랭계통설계
Design of Refrigeration System for Large Environmental Test Chamber
  • 万方数据
    装备环境工程 장비배경공정
    EQUIPMENT ENVIRONMENTAL ENGINEERING
    2013年 2期 96-98 ,共3页

    马广顺%马振库%赵云峰

    마엄순%마진고%조운봉

    环境试验%冷负荷计算%复叠制冷%复合降温 環境試驗%冷負荷計算%複疊製冷%複閤降溫
    배경시험%랭부하계산%복첩제랭%복합강온
    environmental test%cooling load calculation%overlapping refrigeration%compound cooling
    分析了大型低温环境试验室制冷技术的现状,提出了基于复叠式制冷的复合降温方式.通过冷负荷计算,确定了制冷系统核心设备制冷机组压缩机的选型,采用基于PLC的PID控制系统,实现了试验室温度参数的精确控制.
    분석료대형저온배경시험실제랭기술적현상,제출료기우복첩식제랭적복합강온방식.통과랭부하계산,학정료제랭계통핵심설비제랭궤조압축궤적선형,채용기우PLC적PID공제계통,실현료시험실온도삼수적정학공제.
    @@@@Current situation of refrigeration technology of large low temperature environmental test chamber was analyzed, and compound refrigeration system based on overlapping refrigeration was put forward. Compressors were selected through cooling load calculation. Precise control of environmental test chamber temperature was realized with PID control system based on PLC.
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