How to choose the best speed regulating solution?
如何选用最佳的调速方案?
The key technology of AC speed regulating is SPWM control technology.
交流调速的关键技术在于SPWM控制技术。
The system has very quick dynamic response, wide speed regulating scope and high reliability.
本系统具有动态相应快,调速精度宽,可靠性高等特点。
The machine sensor and its ancillary circuit increases the cost of the speed regulating system.
机械传感器及其辅助电路增加了调速系统成本。
Winding adopts center winding with speed regulating motor and the winding is leveling &compaction.
收卷采用调速电机中心卷取,收卷平整密实。
Designed an automatic lifting and speed regulating system by adopting frequency converter and PLC.
采用了变频器、可编程序控制器等器件,设计了乐池自动升降和自动调速系统。
Theory analysis and experiment results prove the good performances of this speed regulating system.
理论分析和实验结果证明了这种调速系统的优良特性。
The paper also deals with current protection strategy employed in chopper's speed regulating system.
文章还介绍了斩波调速系统所采取的电流保护策略。
Speed regulating hydraulic coupling has a good power saving effect and has been borne out by many cement plants.
调速液力偶合器是一种有良好节能效果的偶合器,已被多家水泥厂所证实。
The practice shows that The system has very quick dynamic response, wide speed regulating scope and high reliability.
实践表明,该系统具有动态响应快、调速范围广、可靠性高等特点。
A fuzzy sliding mode controller is introduced and designed for an indirect vector control AC speed regulating system.
针对滑差频率型矢量控制交流调速系统,提出并设计了一种模糊滑模控制器。
A new method of cascade speed regulating of asynchronous motors using full digital DC driver was introduced in this paper.
介绍了一种利用全数字直流驱动器实现异步机串级调速的方法。
This paper introduces the test and speed regulating control for the traction experimental system of urban railway vehicle.
介绍了城市轨道车辆牵引试验系统的测试与调速控制。
The problems existed in speed regulating device of a hydropower station were analyzed, and improvement scheme was put forward.
分析了某电站调速装置存在的问题,提出了改进方案。
The application of digital DC speed regulating equipment which USES EURO controller in sugar factory is introduced in this article.
本文介绍一种使用英国欧陆直流调速模块作为控制器的直流调速装置的构成及在糖厂压榨机中的应用。
By using the frequency converting speed regulating system the requirements of melt spinning on electric transmission were satisfied.
采用变频调速系统可以满足熔体纺丝对电气传动的要求。
A speed regulating system is proposed using method of energy consumption braking with silicon controlled rectifier as adjusting element.
提出的调速系统是用晶闸管作为调整元件的一种能耗制动调速系统。
The ideal fast starting curve of AC vector control system is presented according to the starting principle of DC speed regulating system.
根据直流调速系统的起动原理,给出了交流矢量控制系统的理想快速起动曲线。
The paper analyzes technological plan of localization of electric control and speed regulating system for M1380 outer grinder and gives the result.
分析M1380外圆磨床电控调速系统国产化改造的技术方案,介绍所取得的效果。
It also gives the load characteristic of speed regulating system, the theoretical basis and practical process for alteration and selection of equipment.
给出了调速系统负载特性,改造的理论依据,改造过程及改造的设备系统选型。
Inverters which are important equipments for AC speed regulating are applied widely in industries because of its high dependability and antijamming abilities.
变频器作为交流调速的一种重要手段,以其很强的可靠性和抗干扰能力,在工业生产中得到了越来越广泛的应用。
The paper introduced the haulage speed regulating device of the electric magnetic speed regulating electric haulage coal shearer with MC68HC05B6 microcomputer.
提出了基于单片微型计算机MC 68hc05 B6的电磁调速电牵引采煤机牵引调速装置。
This paper mainly introduces some application examples of AC fan motor speed regulating technique for energy saving in Bao-shan Iron and Steel Works for reference.
本文着重介绍交流风机调速节能技术在宝钢的应用实例,供有关同志应用时参考。
According to the adjusting principle of current bi-colsed, PLC and 6ra70 digital DC speed regulating device is adopted, which controls over the system of the rolling mill.
根据电流双闭环调速原理,采用6ra70直流全数字调速装置与P LC结合,控制材轧机电系统。
In this paper, the mechanical characteristic and energy-saving principle of the chopping cascade speed regulating motor is discussed, and motor's simulation model is created.
文章分析了斩波串级调速电动机的机械特性及节能原理,建立了调速电动机的动态仿真模型。
Aiming at the control accuracy of rotational speed resulting from direct current speed regulation system, a direct current speed regulating system depending on CNC is proposed.
针对直流调速系统对转速的控制精度问题,提出了一种采用CNC的直流调速系统。
The paper introduced some debugging problems and solving methods according to DC speed regulating system of reversible magnetic field and logical control without circular current.
针对磁场可逆的逻辑无环流直流调速系统,介绍了调试过程中出现的一些问题及处理方法。
The analysis on the simulation results in stepless speed regulating system of automotive air-conditioning fan shows that the fuzzy PI control is better than the conventional PI control.
通过对汽车空调风机的无级调速系统仿真结果的分析,表明模糊pi控制优于传统的PI控制,证明了该无级调速系统仿真模型的正确性。
The analysis on the simulation results in stepless speed regulating system of automotive air-conditioning fan shows that the fuzzy PI control is better than the conventional PI control.
通过对汽车空调风机的无级调速系统仿真结果的分析,表明模糊pi控制优于传统的PI控制,证明了该无级调速系统仿真模型的正确性。
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