变风量空调系统的协调控制策略研究

Research on Coordination Control Strategies of VAV Air Conditioning Systems

阐述了变风量空调系统的基本原理和建筑物自动化系统应用体系结构的特点 ,从协调控制的角度 ,对目前变风量空调系统的系统控制方法进行了探讨 ,基于变风量方式下空调房间的动态数学模型及各控制环节的动态特性 ,运用 MATL AB( SIMUL INK)软件对风机总风量控制方法进行了仿真研究 ,结果表明该控制策略具有调节及时、效果显著等特点 ,是一种简单、实用。

The fundamental principle of the VAV air conditioning system and characteristics of the application architecture of the building automation system was introduced.System control strategies of the VAV system was discussed from the aspect of coordination control.According to the dynamic mathematical model of air conditioning room of the VAV system and dynamic characteristics of control units,numeric simulation experiments on fan control method by total air volume in the VAV system was carried out with MATLAB(SIMULINK) software.The result shows that the system control method is conditioning timely,simple,effective,practical and energy saving.