一种建筑节能降碳制冷控制方法及系统

By using cameras and carbon dioxide sensors to perceive human body heat load in real time, combined with dynamic metabolic heat prediction models and multi-level cold source scheduling, the problem of insufficient dynamic perception of human body heat and neglect of electricity carbon intensity in building cooling systems has been solved, achieving refined, energy-saving and carbon-reducing cooling control.

CN120627324BActive Publication Date: 2026-07-17FUJIAN JIANYAN INVESTIGATION DESIGNING INST +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
FUJIAN JIANYAN INVESTIGATION DESIGNING INST
Filing Date
2025-07-02
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing building cooling systems cannot detect real-time changes in human metabolic heat dynamics, resulting in insufficient or excessive cooling, uneven heating and cooling, ignoring fluctuations in electricity carbon intensity, and difficulty in responding to sudden crowd events, leading to energy waste and decreased comfort.

Method used

By using cameras to identify personnel information and carbon dioxide sensors to collect data, combined with dynamic metabolic heat prediction models and multi-level cold source scheduling, the air conditioning operating parameters are adjusted in real time, and cooling control is optimized by combining grid carbon intensity data.

Benefits of technology

It has improved the precision, accuracy, and energy efficiency of cooling control, reduced energy consumption and carbon emissions, and improved comfort and response speed.

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Abstract

本发明提供了建筑环境控制与节能技术领域的一种建筑节能降碳制冷控制方法及系统,方法包括:步骤S1、通过摄像头采集环境视频识别人员信息以生成活动因子;通过二氧化碳传感器采集二氧化碳浓度以生成代谢因子;步骤S2、将活动因子、代谢因子输入动态代谢热预测模型,得到单位面积代谢热功率;步骤S3、采集空调运行参数对代谢因子进行校正,以动态更新单位面积代谢热功率,基于各单位面积代谢热功率调整空调运行参数;步骤S4、基于单位面积代谢热功率预测未来热负荷;步骤S5、基于热负荷控制冷源执行冷能储蓄;步骤S6、获取电网的碳强度排放数据以控制空调系统工作。本发明的优点在于:极大的提升了制冷控制的精细度、准确度、时效性以及能效比。
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