火电厂中央空调的应用实例证明了通过变频调速和自动控制技术，提高设备的节能水平是显而易见的。
An application case in a fired power plant shows that with frequency conversion timing and automatic control techniques, the significant energy saving has been realized.
利用最优化原理与方法结合变频调速技术实现注水泵站效率优化控制，以满足油田生产节能降耗的需要。
The optimization theory and method combined with variable frequency speed regulation technology is applied in this paper to realize efficiency optimization in water injection pumping stations.
该文从节能角度阐述了老机组风机改造中应用变频调速技术的经济效益。
The paper, from the point of view of energy saving, explains the economic gain available by applying the frequency transformation speed regulation technique in renovation jobs of fans of old sets.
介绍变频调速这一新型节能技术，在安装调试过程中的步骤、参数设定及注意事项。
Introduces converter speed-adjustment technology, a new energy-saving technology, and the installation steps, parameter fixing and points for attention in the process of installation and debugging.
变频调速技术通过改变电动机工作电源频率调节电机转速，消耗的电能随风量大小而变，具有显著的节能效果。
By using the frequency and speed modulation technology, the electricity consumed will vary with the amount of the wind, thus a remarkable energy-saving result is achieved.
利用自动优化控制和变频调速技术实现火电厂循环水泵安全节能高效控制。
The using of the automatic optimization and frequency variable technology can realize efficiency in circulated water of the power plant.
介绍了变频调速技术的特点。分析、比较并列举了变频调速技术在工业和民用领域中的几个应用实例。同时，也描述了他们的性能及节能效果。
The features of frequency inversion and speed regulation technology were introduced. Its application in water supply project and house construction and energy saving effect were presented.
变频调速技术作为高新技术、基础技术和节能技术，已经渗透到经济领域的所有技术部门中。
The fast technology of frequency conversion is as high and new technology, foundation technology and save energy technology, and has permeated in all technology departments of economy domain.
论文叙述了变频调速技术在现场总线控制系统中的应用。介绍了该FCS的硬件配置、控制策略组态方案和采用变频调速技术的节能原理。
This paper describes the application of Variable Frequency Device in FCS. The hardware configurations and control strategy configurations of FC$ and the principle of VFD are introduced.
电机节能问题一直是广大学者研究的热点，在电机节能技术中最受瞩目的是变频调速技术。
The topic of Energy saving on motor system has always being researched by scholars, and the variable frequency variable speed technology has been paid the focus attention among the researches.
而在石油领域中引入交流变频调速技术已成为节能以及提高产品质量的有效措施。
And the introduction of ac Variable Frequency Speed Regulating technology in the petroleum domain has become a effective action to conserve energy and improve the product quality.
介绍了利用变频调速技术对通风机进行节能改造工作原理及系统设计。
The paper introduces the working principle of which frequency control technology is applied in energy-saving reformation for ventilating fan. The frequency control system was designed in detail.
介绍了变频调速技术在中央空调系统改造中的应用，通过计算说明其节能效果和经济效益。
The application of VVVF technique in Centralized air conditioning system is introduced. Its energy saving effect and economical effect is introduced by calculation.
介绍了变频调速技术在中央空调系统改造中的应用，通过计算说明其节能效果和经济效益。
The application of VVVF technique in Centralized air conditioning system is introduced. Its energy saving effect and economical effect is introduced by calculation.
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