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- The article introduces the solution of ac variable frequency speed adjusting used in 45-R driller gyration and elevating-walking system.It has trem... 本文介绍的是45-R钻机回转和提升,走行系统采用交流变频调速传动方案及其具有卓越的调速性能和显著的节能效果。
- With project instance, instroduces the water system of air-conditioning adopted the variable frequency speed control technology to brine obvious energy efficiency. 结合工程实例,阐明了空调水系统采用水泵变频调速技术可以带来明显的节能效果。
- 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。
- This paper has a discussion on the dissipated heat, vibration proof and maintenance of variable frequency speed regulating device in AC electrical haulage shearer, and puts forward some basis of design and methods of maintenance. 分析了变频调速装置在交流电牵引采煤机上使用时关于散热、抗震和维护的几个问题 ,并提出一些设计的依据和维护的方法。
- Abstract: In this paper, a method is described, in which a single-chip processor is used to control variable frequency speed regulationg equipment to locate the antenna of ground-based phased array radar. 文摘:主要阐述了运用单片机控制变频调速器实现地面相控阵雷达天线定位的方法。
- Cascaded multilevel inverters which is controlled by triangular carrier phase shift technique is in the leading role of high voltage and high power AC variable frequency speed regulating. 在高压大功率交流变频调速领域,级联式多电平逆变器目前处于主导地位,而三角载波移相控制技术又是其较适合的控制方略。
- Tri-phase AC induction motor is used as the driving power for roller system.PWM variable frequence speed regulation is applied for motor speed control. 系统的滚筒以三相交流异步电机驱动,采用PWM变频调速方式实现电机的转速控制。
- dual-PWM variable frequency speed regulation 双PWM变频调速
- variable frequency speed regulation 变频调速
- variable frequency speed control 变频调速
- variable frequency speed adjusting technology 变频调速
- variable frequency speed adjusting 变频调速
- variable frequency speed regulating 变频调速
- AC variable frequency speed regulating 交流变频调速
- Variable Frequency Speed Control of Hoist 提升机变频调速
- Variable frequency speed control device 变频调速装置
- AC variable frequency speed regulation 交流变频调速
- Variable frequency speed governing 变频调速
- variable frequency speed control system 变频调速系统
- variable frequency speed control technique 变频调速技术