Frequence conversion and branch drag speed-governing system of print equipment has been studied.
对印染设备变频分部拖动系统进行了深入研究。
Finally, this paper describes a better model of the speed-governing systems, steam pipe and penstock with emphasis on t...
介绍了功能上比较完全的调速器及汽、水管道模型装置，并着重分析了其中的一些问题。
The method of AC frequency-converting speed-governing of spinning screw was introduced in stead of DC speed-governing method.
介绍在纺丝螺杆挤压机的调速方法中，用交流变频调速代替直流调速。
A combined CMAC and PID diesel speed-governing system is proposed. It also introduces the diesel model and the control algorithm.
提出了柴油机调速系统CMAC与PID复合控制方案，给出了柴油机调速系统数学模型和控制算法。
Finally, this paper describes a better model of the speed-governing systems, steam pipe and penstock with emphasis on the analysis of som...
介绍了功能上比较完全的调速器及汽、水管道模型装置，并着重分析了其中的一些问题。
Around increasing system reliability, the electrical circuit and function of variable frequency speed-governing system is discussed in this paper.
围绕着提高系统可靠性，讨论了变频调速系统的电气接线及功能。
This paper presents a kind of direct torque control with a stator resistance estimator for an AC motor speed-governing system based on fuzzy logic control.
介绍一种基于模糊控制理论的定子电阻辨识器的直接转矩控制交流电机调速系统。
But one thing has become apparent to his Allies and his opponents: When it comes to governing, speed does not always guarantee success.
但是在他的盟友以及对手看来，有一件事情很明显：在国家治理上，速度并不总是成功的保证。
Curve superelevation, critical transversal track resistance and gauge keeping strength are the principal parameters governing the passing speed of trains over the curve.
曲线超高、轨道临界横向抗力、轨距保持强度是控制列车曲线通过速度的主要参数。
The methods were discussed to design the speed governing system of DC motor.
详细讨论了直流电机调速系统的工程设计方法。
This paper presents a chopper adapting principle of rotor's resistance of induction motor, develops a two loops speed governing system, and gives computer simulation results.
本文提出了绕线式感应电机转子回路电阻的斩波调节原理，设计了双环调速系统，并进行了计算机辅助设计和仿真研究。
SIEMENS fully digital DC speed governing device has the characteristics consisted of single and expedient parameter installing and perfective functions.
西门子数字式直流调速装置具有参数设置简便、功能完善等特点。
This paper covers an analog compound orthogonal neural network controller and its application to two closed-loop DC speed governing system.
在数字复合正交神经网络的基础上提出一种模拟复合正交神经网络，并用于直流双闭环调速系统中。
This paper introduces the fan's principle and ways saving electricity by governing speed.
介绍通风机通过调节速度节省电能的原理和方法。
It has a simple structure and a high performance-to-price ratio, and at the same time it can be applied to other small power DC speed governing systems of the same load types.
该装置结构简单、性价比高，也可应用于其他具有同类负载特征的小功率直流调速系统。
Three types of throttle governing circuits used speed control are analyzed: the entrance throttle governing circuit, the out throttle governing circuit and the bypass throttle governing circuit.
本文对三种采用调速阀的节流调速液压系统进行分析和研究，即进口节流调速、出口节流调速和旁路节流调速系统。
This article recommended an experimental installation of DC speed governing system and detailed its formation, principle of speed regulation, circuit, and its application in experiment education.
本文介绍了直流调速系统实验装置的构成、调速原理、线路及其在实验教学中的应用。
In general, tachometer generators are eliminated in the small and medium power DC rotating speed governing systems, and armature voltage is used as motor speed signal.
在中小型直流调速系统中，一般都取消了测速发电机，而以电枢电压作为电机转速信号。
The experiment showed that this PID speed governing system could reduce the surging of engine speed and shorten the system responding time, consequently improve the vehicle performance.
调速试验表明，该PID调速系统降低了发动机转速振荡，减少系统响应时间，有效地提高了整车的性能。
The analog neutral controller can be applied to DC and AC speed governing system.
该模拟神经控制器能用于直流与交流调速系统中。
Large deformation theory and virtual work principle were applied to analyses high - speed machining process, the finite element governing equation was approached based on Lagrangian description.
依据大变形理论和虚功原理对高速切削过程进行分析，建立了基于拉格朗日描述的有限元控制方程并采用二维有限元模型进行模拟。
They currently represent the most modern high speed trains in the world and are designed in strict compliance with the regulations now governing European interoperability.
这些电动车组是按欧洲铁路通用性规定设计的目前世界上最现代的高速列组。
Also the purpose, the arrangement schedule of load-rejection test as well as the coordinate relation ship between governing system and speed control system OPC are discussed.
对甩负荷试验的目的、时间安排、调节系统与OPC转速控制系统之间的协调关系等作了探讨。
There were higher failure rate, large maintenance and poor characteristics of speed governing due to using slip speed governing of motors for feed - ers of coal for boilers.
锅炉给粉机电机原采用滑差调速，存在故障率高、维修量大且调速性能差等问题。
According to the requirement of AC motor speed governing system, the paper USES thread safe queues technology to protect motors data which can properly indicate motors status.
介绍了数据保护的概念和原理，根据交流电机调速系统的要求，使用线程安全队列技术对电机的数据进行保护，以期能正确反映电机的运行情况。
An introduction was made on the transformation of the speed governing system of industrial turbines imported by the Xinggang Power Plant of Shougang Iron &Steel Co.
首钢新钢动力厂对多年前引进的工业汽轮机的调速系统进行了改造，解决了引进设备的老化问题和备件供应问题，并降低了机组能耗。
The experiment shows that this method is a practical speed governing method.
实验表明，这是一种可行的调速方式。
The article mainly the speed governing technology with internal feedback high frequency chopper wave, including its working principle, function and feature, and application to Industry control.
简介几种常用电机调速方式。对应用较好的内反馈高频斩波调速技术的工作原理、功能与特点，以及在工业控制中的应用情况予以介绍。
This paper describes the input circuit and anti-interference measures of A-D-A type digital frequency discriminator used in the speed governing system of hydraulic turbines.
本文介绍用于水轮机调速系统中的A-D-A型数字鉴频器的输入电路和抗干扰措施。
This paper describes the input circuit and anti-interference measures of A-D-A type digital frequency discriminator used in the speed governing system of hydraulic turbines.
本文介绍用于水轮机调速系统中的A-D-A型数字鉴频器的输入电路和抗干扰措施。
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