Variable air volume (VAV) ventilation systems.
变风量通风空调系统。
Designs and studies the intelligent ventilation cabinet with variable air volume in the laboratory.
本文对智能型变风量实验室通风柜进行了设计和研究。
Variable Air Volume (VAV) systems are widely used nowadays because of the great potentials in energy savings.
变风量系统由于其可观的节能效果在大型商务建筑中得到日益广泛的应用。
Adopts variable air volume (VAV) air conditioning system in the building. Analyses the control strategies for fresh air supply.
该大厦采用变风量空调系统，对变风量空调系统新风供给的控制方式进行了分析。
The proper selection of air diffusers will help to ensure that variable air volume will operate over a range of air volumes well.
送风散流器的合适选择有助于确保变风量系统在较大的风量范围内运行良好。
The energy models of TAC system and traditional variable air volume (VAV) air-conditioning system are developed for the chosen building model.
对选取的建筑物理模型建立了工位空调系统和传统变风量空调系统的能耗模型。
An effective variable air volume air conditioning system is determined by exact design, installation and reliable advanced automation control.
变风量空调系统正常、有效的运行是由其空调系统的正确设计、施工和可靠、先进的控制所决定。
Variable air volume systems have been widely used in various kinds of buildings due to their energy-savings, comfort, safety and good flexibility.
变风量系统因其节能、舒适、安全以及好的灵活性而被广泛应用于各类建筑物。
The temperature rise and pressure losses along the ducts in variable air volume air conditioning system is essential to optimal energy-saving control.
变风量空调系统优化节能控制的一个要素是空调系统的风道分布参数的变化规律。
Therefore, it is necessary to study the control technology of variable air volume air conditioning system in order to improve the control performance.
因此，有必要对变风量空调系统的控制策略进行研究以改善其控制性能。
However, variable air volume system itself is strongly coupled and nonlinear, the traditional PID controller is usually difficult to achieve satisfactory control effect.
但由于变风量空调系统本身的强耦合、非线性等特点，传统PID控制往往难以达到满意的控制效果。
And adjustable speed the variable air volume air conditioning automatic control system saves energy through setting different static pressure values in different time periods.
变风量空调控制系统以变频调速为手段，分时段设定静压值以实现节能。
Variable air volume conditioning system is multivariable, strongly coupled, nonlinear and time variant, so its design, performance are more difficult than constant air volume conditioning system.
变风量空调系统具有非线性、多变量、强耦合及时变等特点，所以变风量空调控制系统的设计和运行的难度比定风量空调系统要大。
As air distributor in a variable air volume system, the performance of slot diffuser is the best one, but the type of diffuser is too expensive, so at home many firms try to choose square diffuser.
条缝形散流器作为变风量系统的空气分布器其性能是最好的，但这种条缝形散流器过于昂贵，故国内许多公司选择采用方形散流器。
The auxiliary building adopts a variable refrigerant volume air conditioning system.
附楼采用变制冷剂流量多联分体式空调系统。
Three variable volume control modes in central air-conditioning, press difference control, temperature difference control and load control are analyzed.
对中央空调系统的三种变流量控制方式压差控制、温差控制、负荷控制进行分析。
The engineering design method of variable refrigerant volume air-conditioning system is described in this paper.
本文着重阐述了变制冷剂流量多联分体式空调系统在工程中的设计方法。
The author discusses several noticeable problems in designing air conditioning of variable refrigerant volume based on design effort, and generalizes some experience on designing this system.
作者在多年从事设计工作的基础上，讨论了可变冷媒流量空调系统设计中需引起注意的几个问题，并总结了系统设计中的一些经验。
Energy saving is the main characteristic of variable refrigerant volume air conditioning system.
节能是变制冷剂流量空调系统的主要特点。
Energy saving is the main characteristic of variable refrigerant volume air conditioning system.
节能是变制冷剂流量空调系统的主要特点。
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