研究了软件锁相环技术在陀螺用无位置传感器无刷直流电机稳速控制系统中的应用。
The software phase-locked loop (SPLL) technology in the steady speed control of permanent magnet brushless DC motor (BLDCM) in gyro was discussed.
异步电机无速度传感器矢量控制技术提高了交流传动系统的可靠性，降低了系统的实现成本。
The speed sensorless vector control of induction motor technology enhances the reliability of AC driving system, and reduces the realization cost.
系统采用无环流交-交变频控制方案、应用无速度传感器的矢量控制技术对拖动煤矿主扇风机的感应电动机进行控制。
The system is designed as circulation absent and A-A VF controlled one, in which a responsive motor driving the main ventilation fan is controlled in a vector control technology without speed sensor.
然后分析研究无位置传感器无刷直流电机控制系统的几项关键技术：转子位置检测、启动和PWM控制技术等。
And then it studies a number of key technologies around the sensor less brushless DC motor control system: Rotor position detection, motor starting and the PWM control technology.
因此，基于无速度传感器的直接转矩控制技术成为目前交流传动的研究热点。
The direct torque control technology based on speed sensorless had become the current researching hotspot of AC drive.
采用随机存储器(RAM)寄存刀具编号，实现无刀具编码传感器的加工中心随机换刀控制，是国外近代出现的新技术，并已推广应用。
The random tool change can be controlled with RAM registering tool, Numbers instead of tool encoder. The method is presented in recent years and popularized in application at abroad.
无速度传感器技术的研究是一个很重要的方向。
The study on speed sensorless is an important research field.
研究设计了一种SAW无源温度传感器以及相应的遥测系统，指出了其中的几项关键技术，计算了该传感器的灵敏度。
An SAW temperature sensor has been designed as well as its remote sensing system. Some critical techniques and the calculation results of the sensitivity of the sensor are also given.
无速度传感器技术能够简化调速系统的硬件结构，降低系统的成本，是近年来交流调速领域的研究热点。
The speed sensorless technique which can simply the hardware structure of the variable speed system and reduce the system cost is a very hotspot of current research works.
本课题基于无位置传感器技术，对应用于空调压缩机的无刷直流电动机系统做了一定的理论分析并进行了设计与实验测试。
Based on sensorless technology, the thesis has done some analysis theoretically and designed and tested the system of BLDCM used on air-conditioning compressor.
仿真结果表明，所提出的无网侧电动势传感器控制技术具有良好的辨识速度，且辨识精度高，系统鲁棒性强。
Simulation results show that the designed source voltage sensorless control technology has a good recognition rate, and high identification precision, a strong robustness.
介绍了一种基于高灵敏微压脉搏传感器的人体无创心血管功能智能检测技术及仪器研制。
An apparatus based on a high sensitive sensor which detects cardiovascular functions is introduced in this paper.
带有自动调谐的无速度传感器矢量控制技术提供200%的启动力矩和高级低速力矩控制。
Sensorless vector control with autotuning provides 200 percent starting torque and advanced low-speed torque control.
因此，研究无刷直流电机无位置传感器控制技术具有重要理论和实用价值。
Therefore, it has important theoretical and practical value to study position sensorless control methods for BLDCM.
最后指出复合控制方法是实现全速范围无传感器控制技术的发展趋势。
And finally, the compound control method is considered to be the development trend of full speed sensorless control technology.
因此，使用无位置传感器技术既可以更好地发挥SRM在极端环境下的性能，同时也可以减少成本和整个系统的体积。
The sensorless control of SRM could promote its performance under bad circumstance, and reduce the cost and entire volume.
因此，使用无位置传感器技术既可以更好地发挥SRM在极端环境下的性能，同时也可以减少成本和整个系统的体积。
The sensorless control of SRM could promote its performance under bad circumstance, and reduce the cost and entire volume.
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