USES frequency conversion control system, can real time monitoring gas supply lines gas pressure, make the gas supply pipe gas pressure constant, improve the production efficiency and product quality.
采用变频控制系统后，可以实时监测供气管路中气体的压力，使供气管路中的气体的压力保持恒定，提高生产效率和产品质量；
Now commonly used servo motor is ac servo motor, the axial end in motor with photoelectric encoder, by examining the rotor Angle to frequency conversion control.
目前常用的伺服电机是交流伺服电机，在电机的轴端装有光电编码器，通过检测转子角度用以变频控制。
Slip frequency as a technique of frequency conversion is finally adopted among several control methods of motor.
在几种常见的电机控制方式中，最终选定了转差频率控制方式的变频调速技术。
Direct Torque Control (DTC) of induction motor based on DSP is new technology of high performance AC — frequency conversion — rate of regulation.
基于DSP的电动汽车用交流电机的直接转矩控制是电机高性能交流变频调速的新技术之一。
Applies various advanced techniques such as frequency conversion, optimization control, fuzzy control and computer programing, the system has the characteristic that tracks the fluctuant loading.
系统基于变频技术，结合最优化控制、模糊控制以及计算机技术，具有负荷随动跟踪特性。
The data collection and adjustable frequency solution: using state machine to control A/D conversion controller, the system could get higher speed and higher reliability;
数据采集及可变频率的解决方案：采用状态机实施对A/D转换器的控制，速度高，可靠性高；
The main drive of the whole line uses a reducer with the frequency conversion to control, the speed control, length setting and the localization control are accurate and reliable.
整线成型主驱动采用一个减速电机加变频控制，速度控制、定长、定位控制准确可靠。
This paper introduces three kinds of energy modifying technology, multi-control system, frequency conversion technology and digital scroll technology.
介绍了空调系统中的压缩机几种能量调节技术：多级控制系统、变频技术和数码涡旋技术。
The control of A-A on-off frequency conversion step speed regulator by adopting model 8031 single chip computer is described.
本文介绍了8031单片微机对交-交选通有级变频调速器的控制。
According to the requirements of synchronous speed control of series conveying belt, several patterns which could realize the synchronous speed control under frequency conversion was analyzed.
针对多级胶带输送机同步运行要求，分析了胶带机变频拖动同步运行实现的几种模式。
It shows that frequency conversion technology is in good foreground on energy saving and improving the level of automatic control.
实例证明，该变频技术在节能降耗、提高自动化控制水平方面具有很好的应用前景。
An application case in a fired power plant shows that with frequency conversion timing and automatic control techniques, the significant energy saving has been realized.
火电厂中央空调的应用实例证明了通过变频调速和自动控制技术，提高设备的节能水平是显而易见的。
In the paper, the control scheme of eight-level drawbench frequency conversion timing system solves the stability precision and improves the economic benefit.
文章设计出的八级拉丝机交流变频调速系统的控制方案，解决了稳态精度的问题，提高了经济效益。
Fuzzy control hardwares have been designed using AC frequency conversion technology for household refrigerators.
设计了具有交流变频技术的家用电冰箱模糊控制器硬件。
The AC servo system of FANUC 11 series is a AC-DC-AC conversion frequency speed adjusting system, which use PWM as the speed-adjusting control method.
FANUC一11型交一直一交频调速系统，调速的控制方法为脉冲宽度调制(pwm)法。
Starting from a new aspect, it explained a new way to realize energy saving without retrofitting DCS and control logic at site in the application of high voltage frequency conversion.
从全新的角度，诠释了高压变频在系统应用中不对DCS和现场控制逻辑改造，即可实现节能应用的一种新方法。
Practice has proved that the frequency conversion and constant pressure fuzzy control system has advanced technique and notable benefit? It has good application value and more research value.
实践证明：变频恒压模糊控制系统具有优越的技术性能和极其显著的经济效益，有很好的推广应用价值和进一步的研究价值。
Commonly used servo motor is ac servo motor, the motor shaft with in the photoelectric encoder, by detecting the rotor Angle to frequency conversion control.
常用的伺服电机是交流伺服电机，在电机的轴端装有光电编码器，通过检测转子角度用以变频控制。
The closed circuit control system with frequency conversion for adjusting speed controlled by industrial computer is introduced with its control function and realization.
文章介绍了一种由工业计算机控制的变频调速闭环控制系统，同时介绍了该系统的控制功能和电气实现。
Through application of frequency converter in constant pressure water supply system, the paper describes the economic feature and advantages of adopting AC frequency conversion speed control method.
通过变频器在恒压供水系统中的应用，阐述了采用交流变频调速控制方案的经济性和优越性。
Analyses the application of compensation control strategy and frequency conversion technology to energy saving.
说明补偿控制策略与变频技术在节能中的应用；
Through one engineering project, the principle and effect of frequency conversion control were briefly analyzed.
通过工程实例就对变频控制的原理及效果进行了简析。
After analyzing the characteristic of the load of the air conditioner system, it is presented the basic control strategy on how to realize the air conditioner with frequency conversion.
文章在分析铁路客车变频调速系统各部分负载特点的基础上，提出了实现铁路客车变频调速的基本控制方法。
The all-digital ac frequency conversion control system based on the common DC bus can meet the requirements of high speed and high reliable control performance of the high-speed paper machine.
这种基于公共直流母线的全数字交流变频控制系统适用于高速纸机的高速度、高可靠性控制性能的需要。
In order to realize synchronous control, distributed motor synchronous control system based on PLC and frequency conversion and PID control arithmetic are adopted.
本文提出了基于PLC和变频调试技术的集散式同步控制方案和采用PID控制算法实现多电机的同步控制。
This paper put forward a design principle and realization method for frequency conversion alternative motor controller based on neural networks control technology.
论述了基于神经网络控制技术的交流变频调速控制器的设计原理和实现方法。
Frequency conversion technology based on vector control theory, design of steel industry processing lines of induction motor driving program.
基于变频调速技术和矢量控制原理，设计钢铁行业处理线的交流异步马达的传动方案。
Changing the speed of electric motor by using ac frequency conversion is to regulate output flow of hydraulic pump to control the velocity of the motion of hydraulic actuator.
通过交流变频调速改变电机的转速来调节液压泵的输出流量。控制液压执行元件的运动速度。
It is the key to finding the best match for the three parameters from endlessly various nonlinear assemble for the intelligent control system in frequency conversion.
从变化无穷的非线性组合中找出最佳参数，取得较好的控制效果，是智能变频控制系统关键。
It is the key to finding the best match for the three parameters from endlessly various nonlinear assemble for the intelligent control system in frequency conversion.
从变化无穷的非线性组合中找出最佳参数，取得较好的控制效果，是智能变频控制系统关键。
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