In the application of central air-conditioning, the technology of variable-frequency primary pump has been widely studied.
在中央空调的应用过程中，冷冻水一次泵变频技术得到了广泛的研究。
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。
An interesting example of applying a variable refrigerant flow system for air conditioning and hot water production in a high end hotel in Milan.
这是一个关于米兰的一家高级宾馆的案例，其采用可调冷媒系统进行空气调节和卫生热水的生产。
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。
Analyses the effects of variable flow operation of primary pump water systems based on the temperature difference control method on the operation of air conditioning systems.
分析了一级泵水系统采用温差控制法实现变流量运行对空调系统运行的影响。
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 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。
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。
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。
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。
A temperature and humidity decoupling control method was presented in this paper to resolve the coupling problem between temperature and humidity in air-conditioning variable dew point control system.
针对空调系统变露点控制方法中温、湿度之间的耦合作用，提出一种温、湿度解耦控制方案。
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。
The result shows that the neural PID control strategy is more robust than conventional one and is suitable for the control of variable-frequency air conditioning systems.
结果表明，神经元PID控制较常规PID控制具有更好的鲁棒性，更适合用于变频空调系统的控制中。
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。
The variable primary flow system is compared with the traditional water system of air conditioning, and function and character of modular chillers are introduced.
对变主流系统与传统的空调水系统进行比较，介绍了模块化冷水机组的性能特点。
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。
A variable displacement friction-reducing technique for the vane type automobile air-conditioning compressor was presented to reduce the friction loss of vane-type compressor.
提出一种能实现可变排量的滑片式汽车空调压缩机减摩技术。
According to the load of air conditioning and the performance of centrifugal and absorption chiller the feasibility of variable chilled water operation is discussed.
根据空调负荷和离心式及吸收式冷水机组的特性，探讨了变水温节能运行的可行性。
Proposed in this paper is a new concept concerning the use of variable air flow rate air feeding system in the ice storage assisted air conditioning system.
文中提出了冰蓄冷空调中应用变风量送冷系统的新设想，分析研究了工程可行性。
Due to the air conditioning load demand is the dynamic change, in order to avoid the "big flow, small load", variable flow applied widely.
由于空调负荷需求是动态变化的，为避免出现“大流量、小负荷”的情况，变流量空调的应用日益广泛。
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。
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。
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