查询词典 servo

The titling servo control system of the titling train is identified by varied methods according to their features.

针对摆式列车倾摆伺服控制系统的原理及特点，应用不同的辨识方法对倾摆伺服控制系统进行辨识，并对各种方法辨识结果进行比较。

The mechanics parameters of marble, upper lherzolite, down lherzolite, granite and ore were tested by uniaxial compression testing and relaxation method of double torsion constant displacement load using Instron1342 type electro hydraulic servo test machine.

利用Instron1342型电液伺服材料试验机，采用单轴压缩试验和双扭常位移松弛试验对大理岩、上盘二辉橄榄岩、下盘二辉橄榄岩、矿石、混合岩5组岩石的试件进行力学参数测试，获得相应的抗压强度、Ⅰ型断裂韧度等试验数据。

Based on the mathematic model of BLDC motor, a combination of an improved BP neural network and a general PID con- troller is used in its speed servo system.

在分析无刷直流电机数学模型的基础上，采用改进型BP神经网络与传统PID相结合作为速度控制器，应用于无刷直流电机调速系统中。

It is an attempt to make a low-cost turntable servo system apply to civil field, and it also provides a basis for the further study and generalization of this kind of production.

本课题是低成本转台伺服系统运用于民用领域的一次尝试，为该类产品的进一步研究和推广提供了一定的依据。

This device utilizes DC servo motor and fine precision feedback variable resistor and closed loop control so it has the advantage of fine static control and low mechanical noise.

本装置利用DC伺服电机配以高精度反馈电位器及闭环控制电路，具有较高的定位精度，较小的机械噪声，全部拍片过程通过微机自动控制，操作简捷，使用方

It also testifies the intermediate variate in the system is servo valve loading pressure; compensator is a first derivative element.

可以证明本系统的这种观测量是伺服阀的负载压力，而所谓补偿器是一个一阶微分环节，因而容易实现。

Variation of the system parameters and external disturbances always happen in the CNC servo system.

在数控伺服系统中，当系统参数发生变化或者受到外界干扰时，采用PID控制容易导

The constructed IC consists of three major parts: a current vector control module, a decoupling control module, and a servo loop module.

为了简化设计与降低硬体实现之复杂度，本论文采用模组化设计，将主要单元再细分为各个功能单纯的模组。

Currently most domestic break-test-plateform adopt the liquid-pressure-servo technique, which possesses the advantages of higher frequency-response and higher controlling exactness, but in the same time , the disadvantages of higher cost, variation of function with the change of oil viscousness produced by the fluctuation of temperature.

目前，国内的制动器试验台大多采用的是液压伺服控制，这种控制具有响应频率高、控制精度高等优点，主要缺点是系统成本高、油液粘度随温度变化引起工作性能的变化、且液压系统对油液的污染比较敏感，必须要有良好的保护和过滤措施。

This paper introduces the research and implementation of all-purpose high-speed test adapter for ADC. The main contents includes two methods about how to testing the static parameters and dynamic parameters for ADC. The servo loop method is proposed to static parameters, by using the test principle of high-precision voltage source, high-precision voltage meter and digital comparator. To dynamic parameters, the DDS chip of AD9851 is used to generate sine waves with high signal to noise ratio, then the high-s...

servo loop ； FFT ；本文介绍了关于ADC高速通用测试适配器的研究和实现，主要介绍了测试ADC芯片静态参数和动态参数两种方法，针对静态参数，提出了用伺服环的方法，采用高精度电压源，高精度电压表和数字比较器的测试原理；针对动态参数，提出了用DDS芯片AD9851产生高信噪比的正弦波，采用高速采样模块采集数据，最后用FFT算法对采集的数据进行处理。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。