一种制冷系统的控制方法及装置

By adaptively adjusting the chilled water temperature and the unit strategy, the problem of low operating efficiency of the refrigeration system under conditions of large changes in external environmental temperature and humidity is solved, achieving high-efficiency operation and load optimization.

CN117308427BActive Publication Date: 2026-07-17CHINA TOBACCO ZHEJIANG IND CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA TOBACCO ZHEJIANG IND CO LTD
Filing Date
2023-10-18
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing refrigeration group control technology struggles to ensure efficient operation of the refrigeration system when there are significant changes in external temperature and humidity, thus failing to meet the demands of varying refrigeration loads.

Method used

By receiving and analyzing real-time data from the external environment, refrigeration system, and air conditioning unit, the system adaptively adjusts the chilled water temperature and determines chilled water temperature regulation strategies and unit load reduction strategies based on parameters such as the PID output value of the chilled pump and the chilled water outlet temperature of the chiller, thereby achieving high-efficiency operation of the refrigeration system.

Benefits of technology

While meeting the requirements of process air conditioning, it improves the operating efficiency of the refrigeration system, reduces energy consumption and load, and optimizes the operating status of the air conditioning unit.

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Abstract

本申请公开了一种制冷系统的控制方法及装置,方法包括:接收实时采集的外界环境的温湿度数据、制冷系统的运行数据以及空调机组的运行数据并进行数据分析;在制冷系统运行工况下,依据周期内冷冻泵PID输出值的平均值、周期内冷冻泵PID输出值的变化量、周期内制冷机冷冻水出水温度值的平均值、周期内外界环境含湿量值的平均值、外界环境含湿量的变化趋势确定制冷系统的冷水水温调节策略。本申请通过外界环境、制冷系统以及空调机组的运行数据自适应调节的制冷系统的冷水水温,使得制冷系统在满足工艺空调的工艺要求的同时,制冷系统可以高效能运行。
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