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- The paper describes the error analysis for this accuracy angular position transducer and the method for eliminating the error. 文中对这种高精度角位置传感器产生误差原因进行了分析,并给出了有效消除误差的方法。
- The photoelectric encoder is used for measuring the angular position of rotating ballscrew.Semi closed loop compensation control is realized and system accuracy is improved. 应用光电编码器作为滚珠丝杠转角位置检测元件实现了半闭环补偿控制,提高了系统的精度。
- The constitute of harmonic back EMF is analysed, the position detection circuit and the microcomputer control system of step motor is designed. 分析了谐波反电势信号的构成,设计了相应的位置信号检测电路及步进电动机的微机控制系统。
- The experiment indicates that the system is suitable,and the digital position detection circuit composed with the resolver and AU6802N1 is feasible. 实验结果表明,系统设计合理,旋转变压器和AU6802N1组成的数字位置检测电路正确可行。
- Disengage in unprecedented2 to4 msecs of an overload signal, compared to conventional couplings that take a full second to disengage. Ours automatically re-engage at the precise angular position. 接到过载信号后,2-4毫秒断开。并且以精确的角度自动重新连接。这个时间是无法比拟的。常规联轴器需要1秒时间。
- The relation between winding demagnetization and rotor position detection of sensorless BLDC motor control is discussed in this paper. 永磁直线同步电动机直接驱动系统的无位置传感器控制中,需要实现电机的位置及速度估计。
- A novel method of rotor position detect for sensorless brushless DC motor was introduced, that was the method of speed-independent position function. 介绍了一种新的无位置传感器无刷直流电动机的转子位置检测方法-速度无关位置函数法。
- Model of self-generation of angular positioning precision during mutual lapping machining process for end-tooth indexing table was built. 着重阐述了端齿盘对研加工系统的误差自去除原理及其分度精度自组织机制。
- angular position type density sensor 角度位置式密度传感器
- Utilizing a standard XML interface, SPARCS TOS links to third party technology and applications that support radio data terminals, position detection systems, and optical character recognition systems. SPARCS TOS通过标准的XML接口,与支持无线数据终端、位置探测系统以及光学字符识别系统的第三方技术和应用程序进行连接。
- ABSTRACT: High-performance velocity regulation system of the motor depends on the position detection signal.With the resolver,high-precision absolute position signal can be measured. 摘要:高性能电机调速系统依赖于转子位置检测,通过旋转变压器可以得到高精度绝对位置信号。
- Airborne Angular Position Sensor 机载角位传感器
- In this thesis, we propose a new method to implement variable valve timing by positioning the angular position of camshaft.The camshaft then drives the valve to track designed trajectory. 本文提出一个新构想,透过控制凸轮轴的角位移,便可间接控制汽门的直线位移,让汽门依照事先规划的轨迹运动,实现可变汽门正时。
- The microwave antigen repair technique was used to improve ICA positive detection rate. 为了提高ICA的阳性检出率,本研究应用了微波抗原修复术。
- digital angular position encoder 角位数字编码器
- With EUS the positive detection rate rose to 97.7%, the diagnostic accuracybeing 88.4%when compared with that of surgery and pathology. 结论EUS在胆总管扩张病因的诊断和鉴别诊断中有重要价值。
- The positive detection rate of serum GACA was raised from 82.7%before treatment to 100.0%at 2h after treatment (P<0.05). 血清GACA检测敏感性,可由服药前的82.;7%25提高到服药后2小时的100
- The specimens were exposed to 1472 N of compressive load and cyclically flexed-extended in angular positional control to a minimum of 4400 cycles and a maximum of 14400 loading cycles. 标本加压1472N,控制角度下进行反复屈伸活动,最小4400周期,最大1440周期。
- The positive detection rates of cps2/gdh+/epf+/mrp+/sly+/fbps+/orf2+ were 96% (24/25) and only one virulent SS2 isolate was cps2/gdh+/epf-/mrp+/sly+/fbps+/orf2+. 结合上述毒力因子分布情况,根据SS2的cps2J、mrp、orf2基因(virulent-associate sequence orf2)设计合成三对引物,建立三重PCR检测方法,并对PCR扩增产物进行测序、酶切、特异性及敏感性实验。
- Comparatively,there were no obvious changes on the serum GACA levels and the positive detection rate in the control group (P>0.05) during the same period of observation. 对照组48小时观察期内,血清GACA水平波动在1个滴度范围内,检测敏感性无明显变化(P>0.;05)。