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- AC frequency converter speed regulating technique 交流变频调速
- New Type Whole AC Frequency Converter Rail Gantry Container Crane 新型全交流变频轨道式集装箱龙门起重机
- A carrier velocity control system based on AC frequency converter 一个基于交流变频器的车速控制系统
- Keywords Gantry Type Planer;PLC;DC Speeder;AC Frequency Converter; 龙门刨床;可编程控制器;直流调速器;交流变频器;
- Design of High-capacity Frequency Converter Used in AC Frequency Conversion Motor in Oil-pumping Unit 抽油机用交流变频电动机的高功率因数变频器设计
- Try Talking on How to Reduce the Interfere to Other Equipment in Using AC Frequency Converter 如何减少交流变频器对其他设备等的干扰
- A kind of AC AC converter circuit of high effiency is put forward in this article.It is used as the high frequency electronic ballast of electrodeless fluorescent lamp. 本文提出了一种高性能的AC-AC变换器电路，用作无电极荧光灯的高频电子镇流器。
- VFC? Voltage to Frequency Converter? 电压频率变换器?
- Extruder and hual off adopt AC frequency conversion technology. 挤出机、牵引机等采用交流变频控制技术，调整方便。
- The electric system consists of world-advanced PLC, 6.4" touch screen, frequency converter, photoelectric sensor and Japan Matsushita AC servo motor drive etc. 电器配置部分采用国际先进的工业计算机（PLC），6.;4英寸触摸屏，变频器、日本安川交流伺服电机驱动等组成。
- The Application of Speed Variation by AC Frequency Converting on the Continuous Kneader 交流变频调带技术在连续混捏机上的应用
- Purpose: UHF frequency converter, local oscillator，wide band am plifier. 用途:用于超高频频率转换,负载振荡器,宽频放大。
- Drive and control part: adopting AC frequency conversion speed, drive step by step, digital closed loop control system. 五、传动及控制部：采用交流变频调速，分步传动，全数字闭环控制系统。
- ALC can be connected; revolution,speed and pressure can be adjusted by touchable screen and PLC program as required .Can be driven by AC frequency conversion electric machine. 根据用户要求，可与ALC（频率监控仪）的连接，可以采用触摸屏与PLC程序控制，可以采用交流变频电机驱动。
- Programmable controller, man-machine interface and frequency converter are of Japanese "Mitsubishi" brand. 可编程控制器、人机界面、变频器采用进口产品。
- If the load to change the speed of change, with the AC frequency speed not enough to pace disorders, tend to stop or cause damage. 倘若负载改变而使转速改变时，转速即与交流电频率不合，足使其步调紊乱，趋于停止或引起损坏。
- The testing system was mainly composed of PLC, MMI, frequency converter, approach switch and acceleration transducer. 并通过plc、MI、频器、近开关、速度传感器等组成的控制系统完成了对零部件的振动试验。
- Bear the function of spare unit but consume you less investment when compared with frequency converter. 相比变频,多了备用机的功能,投资反而更少了。
- The magnetic critical current by magnetic hystersis loop is dependent on field sweeping rate dH/dt and j(subscript c) determined by ac susceptibilty depends on the ac frequency. 交流磁化率法测量的临界电流与交流频率有关，使用高频测量时临界电流的判据较大。
- Cost you less than frequency converter but save you more energy in a certain range. 比变频的投资更少,在部分范围更节能。
