基于环境温度的循环水泵自适应恒温控制方法及系统
By constructing a three-dimensional thermal and humid air motion model and modifying the feedforward-feedback control of the equivalent ambient temperature, the self-excited oscillation problem of the circulating water pump under low temperature and low wind speed conditions was solved, thereby achieving stability of the water supply temperature and improving energy efficiency.
CN122170515BActive Publication Date: 2026-07-17SHANGHAI PANDA MACHINEGRP CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SHANGHAI PANDA MACHINEGRP CO LTD
- Filing Date
- 2026-05-11
- Publication Date
- 2026-07-17
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Figure CN122170515B_ABST
Abstract
本发明公开了基于环境温度的循环水泵自适应恒温控制方法及系统，涉及自适应恒温控制领域，获取空调冷却器空间结构参数，构建排风‑进风气流耦合的三维热湿空气运动模型，基于所述三维热湿空气运动模型生成排风热湿气团回流风险势能场，结合实时环境温度、气象预报温度和气象边界条件，执行回流自激振荡检测，输出消除回流自干扰偏差的修正等效环境温度，以所述修正等效环境温度为前馈变量，通过水泵运行电流与环境温度的反向变化补偿函数生成水泵目标运行电流设定值，经平滑滤波后输出至循环水泵的变频驱动器，所述变频驱动器根据该电流设定值调节输出频率以使水泵运行电流跟踪该设定值，维持冷却水供水温度恒定。
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