motor speed

A Thyristor DC Motor Speed Control Reversible System

晶闸管直流电动机可逆调速系统

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PLC Type Frequency Control of Motor Speed Constant Pressure Controlling Oil Transporting System

PLC变频调速恒压控制输油系统

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Study on Double Salient Electro-Magnetic Motor Speed Control System

电励磁式双凸极电机调速系统研究

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Study of linear motor speed loop based on model reference adaptive sliding model control

基于模型参考自适应滑模控制的直线电机速度环研究

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Application of PAM/ PWM Technology to AC Induction Motor Speed Adjusting System

PAM/PWM技术在AC电机调速系统中的应用

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The PC Workbench for Research on Digital Control of Motor Speed

数字化调速控制研究的计算机平台

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Over the last 30 years power electronics devices typically have been employed to stabilize voltages and to control motor speed.

在过去30年中，电力电子设备一般被用来进行稳压和电动机的调速。

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Microprocessor Controlled High Precision DC Motor Speed Control System

微机复合控制高精度直流调速系统

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Through analyzing the voltage-speed characteristic of servo motor speed control system and the flow characteristics and force equilibrium equation of the pump-cylinder system, the dynamic mathematical model of the actuator is established.

通过分析伺服电动机调速系统电压-转速特性及双向齿轮泵控双出杆对称液压缸的流量特性和力平衡特性等，建立了DDVC电液执行机构的动态数学模型。

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The main technical parameters including motor speed, chain speed, friction tape speed, hatching eggs rotation angle as well as the testing speed of agencies are determined. 4.

机构的主要技术参数包括电动机转速、链速、摩擦带速、种蛋转角速度以及检测种蛋速度。4确定了输送翻转机构链速与摄像机采样频率的最佳匹配速度。

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And the M/ Tmethod was used in the motor speed monitoring module.

还采用M/T方法编写了电机速度监测模块。

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Considering the nonlinear brought by armature reaction of the DC motor speed control system, a state feedback linear method is used. The speed_loop slide model variable structure controller is designed by constructing the switch function of speed error.

针对具有电枢反应非线性的直流电机速度控制系统，应用状态反馈线性化方法对其进行线性化处理，并利用速度误差构造切换函数，设计了速度环滑模变结构控制器。

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This method is verified by the experiment for the control of the motor speed with PID control algorithm.

通过基于PID算法的直流电机调速控制试验验证了方框图在嵌入式系统上运行的可行性。

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Check whether the motor speed measurement wire is broken or virtual connected, or the speed given potentiometer is damaged and unadjustable.

检查电机测速线是否断路或虚接，或速度给定电位器损坏不可调。

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In recent years, with the performance of Power Electronics devices continued to consummate and the AC Motor Speed Control Technology and the Frequency Speed Converter Technology development and their increasingly widespread application of the device.

近年来，随着电力电子器件的性能的不断完善，交流电机调速技术与变频调速技术的取得重大突破，而且它们在设备上的应用日益广泛。

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Simulation of DC motor speed regulation system based on nine-point PI controller

直流电动机调速系统九点控制器仿真

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In this thesis, direct digital control ( DDC) system of the DC motor speed regulation is designed, with the use of MOSFET, a kind of silicon power field controlled devices. Obvious effect has been achieved when applied in testing site.

本课题应用先进的功率场控器件MOSFET为控制器件，根据加工工艺的要求，设计出直接数字控制型直流调速计算机控制系统，并应用于现场，取得明显的效果。

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Application and analysis of frequency control of motor speed machine pump

机泵变频调速应用分析

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The equivalent circuit and the vector diagram of the HTS LIM are studied. The three-phase winding current, the thrust force, the vertical force, the motor speed and the motor position in the load condition are analyzed.

研究了高温超导直线感应电机的等效电路和向量图，分析了负载条件下电机的三相绕组电流、电机推力、电机法向力、电机速度和电机位移波形。

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Discussion on Frequency Control of Motor Speed Device in Practical Use

变频调速器在实际应用中的探讨

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Research of Design Method for Frequency Control of Motor Speed in Asynchronous Propulsion Motor

变频调速异步推进电动机的设计方法研究

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Method of Induction Motor Speed Control Using UDP in Ethernet Internetwork Communication Based on UDP Protocol by Using Socket

基于UDP通信的感应电机调速方法研究用Socket实现UDP协议下的网络通信

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We get motor speed to analysis the actual location of the furnace then determine which control mode we choice the current time, commands to control the tilting furnace based on test results.

通过对电机转速的检测，分析炉体实际的倾动位置，来确定当前的控制方式处于哪个分段，并根据检测结果向电机输出指令来控制炉体倾动。

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In this system, it must adjust the stator voltage and frequency at the same time to adjust motor speed.

在这种系统中，要调节电动机转速，须同时调节定子电压和频率。

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The system has the advantages of both the DC motor speed regulation function and the synchronous motor simple maintenance. So it is broadly used in air compressor, water pump, paper making, exaltation, mill, pumped-storage power station and other speed regulation occasions.

同步电动机的静止变频调速兼具直流电机的调速特性以及同步电机易于维护的优点，被广泛应用于风机、水泵、造纸、提升、碾磨、抽水蓄能等场合的调速运行。

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Common DC bus is mainly composed of rectification and inverter unit, with which three-phase alternating current becoming into fixed power direct current, then direct current is again converted into frequency and voltage adjustable alternating current by inverter to control motor speed.

公共直流母线技术主要由整流单元和逆变单元组成，三相交流电经过整流单元以后，变成一定功率的直流电，再经过逆变单元变成频率和电压可调的交流电源，用来控制交流电机的速度。

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The part expatiate every module function of system software, include AD detection module, SVPWM algorithm module, Position feedback module, Motor speed detection calculation module and so on.

软件系统进行了模块化设计；其主要包括AD检测模块，SVPWM算法模块，坐标变换模块，位置反馈模块，电机转速检测计算模块和数字PID模块等几个主要程序模块。

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His paper mainly introduces an application of AC motor speed control by variable frequency in multi-motor synchronous drives of dyeing and printing works. It includes system principle, synchronous speed control scheme, tension transducer, tension regulator and stability analysis.

将交流电机变频调速技术应用于印染厂布铗丝光机同步传动系统中，主要介绍系统原理、同步方案、张力传感器和稳定性分析等。

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The Effect of Frequency Control of Motor Speed on Torque and Loss

变频调速对电机转矩和损耗的影响

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Microcomputer Measuring System for the STY Hydraulic Motor Speed Reduction Testing Device

STY油马达减速机械调试台微机测试系统

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