An induction motor variable frequency speed control system used in textile carding machine is presented in this paper.
本文介绍一种用于纺织机械——梳棉机的感应电机变频调速系统。
Based on specific demand in machining process, a constant line speed control method is proposed, which is used in variable frequency speed control system.
针对数控机床工件恒线速加工时的特殊要求，提出了一种应用于变频调速系统的恒线速控制方法。
Based on the new ANN (artificial neural network) inverse system control method, the AC variable frequency speed control system is analyzed and experimented.
本文运用神经网络逆系统这一新的控制策略，对异步电机变频调速系统进行可逆分析与控制试验。
The PLC control system, variable frequency speed control system, mathematics model technology and SCADA system is used. The system has been running well constantly.
该控制系统应用plc控制、变频调速、数学模型以及上位监控系统技术，达到了良好效果。
The result of analysis and experiment show that the proposed method can be applied in the AC variable frequency speed control system which is nonlinear, fast changefully and difficult to be modeled.
理论分析与实验的结果表明：该方法对异步电机变频调速这一非线性、快速多变、难于建模复杂系统的控制是实用和有效的。
This paper mainly discusses the control and protection system for the 20kw VSCF (Variable Speed Constant Frequency) Wave Power Electric Station.
本文着重介绍了20千瓦变速恒频波力发电系统的控制功能和保护体系。
This paper discusses the slip frequency control of variable frequency regulating speed system, and analyses the shortage of this control way.
本丈对转差频率控制的变频调速系统进行讨论，分析这种控制方式所存在的不足；
DSP-based variable frequency AC motor speed control system, he is more use of the procedure.
基于DSP的交流电动机变频调速控制系统，他是比较使用的程序。
The decoupled control of active power and reactive power is a key technology of variable speed constant frequency (VSCF) wind energy generation system.
双馈发电机的有功和无功功率的解耦控制是变速恒频（VSCF）风力发电系统的关键技术。
This article is about the research of space control in the variable speed constant frequency wind energy conversion system.
本文主要研究了变速恒频双馈风力发电系统中的矢量控制。
The application of ABB ACS800 direct torque control (DTC) frequency-variable speed control system in the reducer loading test was presented.
介绍应用abb公司的ACS800直接转矩控制(DTC)变频调速控制系统具体实现减速机性能的测试。
Variable frequency altering-speed system of supplying water for high building using PLC control was designed by double-channel integral circuit.
应用电子技术按设定频率上、下限实现自动转换的双通道积分电路，并按此设计PLC控制的变频调速高楼供水系统。
The control system for heat-recovery process from circulating cooling of sintering machine is introduced. In this system small- sized DCS, PLC and variable frequency speed adjuster are composed.
介绍在烧结机环冷余热回收工艺中应用小型DCS、PLC与变频调速器所构成的控制系统。
Based on the above study, the author of this paper designed variable frequency control speed system in electric twin-pod propulsion.
基于以上各部分，作者设计出双吊舱变频调速试验系统。
In this paper, a slip-frequency vector control system using a single-chip micro - computer 8031 of MCS-51 family for variable frequency speed control of induction motor is introduced.
本文介绍了一种采用MCS—51系列单片机8031对异步机实行滑差频率矢量控制的调速系统。
Variable voltage and variable frequency system based on vector control is applied widely in high speed train.
基于矢量控制的变压变频调速在高速列车中得到广泛应用。
With the rate of the variable speed wind turbines connected to the grid increasing, it will bring adverse influence on frequency control of the power system.
随着变速风电机组容量在电网中的所占比例的不断提高，其接入电网将给电力系统的频率控制带来不利影响。
From point of view of electric-energy control, AC excited generation system for wind-energy with variable-speed and constant-frequency includes AC excited generator, AC exciter and the control system.
交流励磁变速恒频风力发电系统从电能控制的角度来看，它包括交流励磁发电机、交流励磁器和发电控制系统。
The variable speed constant frequency double-fed wind power system is taken as the research object and the control problem of maximum wind energy tracing below the rated wind speed is studied.
以变速恒频双馈风力发电系统为研究对象，研究了额定风速以下风能的最大追踪控制问题。
A simple brushless motor variable-speed system without position sensors is designed, it is based on MCS-80C196KB and frequency raising-lowering control is realized.
本文设计了一个不使用位置传感器的无换向器电动机调速系统，采用MCS- 8单片机，实现了无换向器电动机的升降频控制。
Therefore, it is necessary to study the frequency control strategy of the variable speed wind turbines, use variable speed wind turbines to improve the frequency control ability of the power system.
因此，有必要研究变速风电机组的频率控制策略，利用变速风电机组来提高电力系统的频率控制能力。
As the mine hoist on the speed of addition and subtraction accuracy and speed requirements of high precision, variable-frequency control system must be used.
由于矿井提升机对转速精度及加减速度要求较高，必须采用高精度变频调速系统。
Wind power generation system should adopt the variable speed constant frequency (VSCF) control strategy in order to maximize the use of wind energy.
为了最大限度地利用风能，风力发电系统应采用变速恒频控制策略。
In this paper, a vector-control system using a 8-bit microcomputer for variable frequency speed-control of induction motor is presented.
本文介绍了一种用一台八位微机实现的异步机变频调速矢量控制系统。
In this paper, a vector-control system using a 8-bit microcomputer for variable frequency speed-control of induction motor is presented.
本文介绍了一种用一台八位微机实现的异步机变频调速矢量控制系统。
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