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- Application of Variable Frequency Devices on the Energy Saving Reform of Boiler Control System 变频调速器在锅炉控制系统节能改造中的应用
- Application of Variable Frequency Speed Controller in the Reform of Energy Conservation for Boiler Fan 变频调速器在锅炉风机节能改造中的应用
- reform of variable frequency 变频改造
- The frequency inverters has a function of variable voltage and variable frequency. 频率逆变器具有变压、变频功能。
- Energy consumption of variable frequency drive pump are analyzed,and makes sugg estions about its suitable application. 详细分析了变频调速水泵的能耗，对如何合理应用变频调速水泵进行了探讨。
- An idea of design is provided for asynchronous m otor of variable frequency variable speed in this paper mainly. 本文主要为变频调速异步电动机的设计提供一条思路。
- Then the parameterand implement frame of variable frequency test system are dis cussed. 对变频试验系统的参数和实际组件进行了讨论。
- The VRV air-conditioning system of variable frequency technology can achieve the effect of energy conservation. 然而，封包的排程方法与睡眠模式的运作方式 对于行动站台的能源消耗会产生很大的影响。
- The frequency inverters has a function of variable voltage and variable frequency . 频率逆变器具有变压、变频功能。
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- In order to reduce energy consumption in air conditioning system, VRV of variable frequency technology is used in air conditioning. 为了降低空调系统的能耗,用变频技术空调中的变冷媒流量系统(VRV)能达到节能效果;
- Presents the ventilation mode and air distribution form, design of air supply and exhaust and the application of variable frequency control. 摘要介绍了该工程的通风方式与气流组织形式，送排风系统设计以及变频控制的应用。
- The maturing of variable frequency technology becomes an assurance for the reliable operation of a trolley type scraper. 变频调速技术的成熟是滑线式铲运机可靠工作的保证。
- A programmed time delay of variable duration. 暂停，展宽一种由程序设置的可变持续时间的时间延迟
- This text is chiefly directed against the selection of variable frequency motor and inverter in the lathe numerical control rebuilding,and the lectotype of converter is analyzed. 本文主要针对车床数控化改造中变频电动机的选择、变频器的选型进行分析。
- This paper describes the application of Variable Frequency Device in FCS. The hardware configurations and con-trol strategy configurations of FC$ and the principle of VFD are introduced. 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。
- Analyzing the performance curves of pumps and network in a variable flow pumping system, concluding the influence factors of energy saving and the optimal ranges of variable frequency drive (VFD). 摘要通过分析变频水泵及管网系统在变工况下的特性曲线，得出影响水泵变频节能效果的主要因素和变频调速的适用范围。
- She also calls for reform of the law on nullity. 她呼吁对离婚法进行改革。
- The reform of higher education continued to deepen. 高等教育改革继续深化。
- This paper discribes several components of variable frequency speed controlling in living district constant-pressure water feed,introduces a constant-pressure water feed system make up of iPF inverter(lays inside IWS constant-pressure control device). 概述了变频调速器在生活区恒压供水中的几种构成方式，介绍了采用iPF变频器（内置IWS恒压供水控制基板）组成的恒压供水控制系统。
