查询词典 control vector

For aeronautical static converter then three-phase unbalanced load, made use of four-leg three-phase main circuit topology solution based on abc coordinates of the three-dimensional vector control, so that the switch to select the vector and duty more than a simple calculation, a significant reduction in the modulation of the complexity of the algorithm.

为解决航空静止变流器在不平衡负载情况下不能正常工作的问题，提出了三相四桥臂主电路拓扑解决方案，并采用基于abc 坐标系下的三维空间矢量调制，使开关矢量的选取和占空比的计算简单化，显著降低了调制算法的复杂性。

Most of the nine states affected had no public health entomologic or vector control resources, and none had susceptibility data for their vector mosquitoes.

9个受影响的洲大多没有公众卫生昆虫或媒介昆虫防治方面的资料，并且都没有媒介蚊虫的敏感性资料。

RESULTS: Biomaterial vector which were used to coated insulin could prevent insulin degradation by erepsin and enhance insulin stability. In addition, biomaterial vector benefited for uptake and transport of intestinal tract mucosa to insulin, target-control of drug release, enhancement of drug bioavailability, and establishment of insulin release velocity style for human physiological drive so as to realize sustained release of insulin.

结果：以生物材料作为载体包埋胰岛素，可避免胰岛素被胃肠蛋白酶降解，提高其在胃肠道内的稳定性，并有利于肠道黏膜对胰岛素的摄取和转运，在人体内递药过程中又能实现靶向控制药物释放，提高药物的生物利用度，满足人体生理需求的胰岛素的释放速率模式，实现了胰岛素的持续释放。

In terms of cost and reliability, the indirect vector control system , which estimates the position of the rotor flux vector from the machine parameters, is widely used.

出于成本和可靠性的考虑，间接矢量控制系统，即基于转子磁链位置估计的矢量控制系统在实际中得到了广泛的应用。

Based on the concept of space vector, an open loop detecting method for the fundamental negative and positive sequence components as well as the harmonic components is developed, which combining the conventional detecting method based on filters and the concept of space vector. This method can overcome the defaults of the conventional detecting method, and can meet the requirement of the asymmetrical control of HVDC-VSC.

运用自适应干扰对消原理和空间矢量的概念，提出了一种基波正序分量、基波负序分量及谐波分量的自适应检测方法，并进行了详细的理论分析，为研究HVDC-VSC的不对称运行控制奠定了基础。

With the merits of space vector modulation: digitized control,harmonic decrease,high ratio of voltage used,fast dynamic response and so on,and at the same time deadbeat and DSP control is introduced, as well as two-loop control of the system,we gained power factor is near unit and current THD is well below 10% in our digitized arc welding power system.

基于空间矢量脉冲宽度调制技术的易于数字化、可降低谐波、电压利用率高、动态响应快等特点，引入无差拍思想、总体系统的双环控制思想和DSP控制，实现了功率因数为1，电流谐波畸变远小于10％弧焊电源系统的数字化。

A font is read at first to complete decoding; vector font is converted into lattice font, while non-vector font is converted into a standardized bitmap; moreover, the standardized bitmap obtained through decoding is stored as a quick compression lattice font file; then, lattice matrix transformation is realized through a word stock engine control module, a font information extraction module, a font carving frame core module and a font presentation module; finally, frame depiction is finished.

一种在终端上实现带边框字体的系统与方法，包括利用字体转换模块进行字体转换；即首先读取字体文件，进行解码；对于矢量字体，先转换为点阵字体，对于非矢量字体，转换为规范化的位图，把解码得到的规范化的位图，保存为快速压缩点阵字体文件；然后通过字库引擎控制模块，字体信息提取模块，字体雕刻边框核心模块和字体呈现模块实现点阵矩阵变换，刻画边框。

A compound hydraulic system with variable frequency control, a throttle and variable displacement speed control was established. Using AMESim software, the vector control three phase asynchronous motor simulation model was established based on the analysis of the principle of three phase asynchronous motor simulation.

本文将节流调速和变频液压技术有机地结合起来，以解决变频液压容积调速在大惯量、低转速、变负载系统中的应用问题，利用AMESim软件建立了矢量控制的变频液压容积节流调速系统仿真模型，并对该系统进行了性能仿真。

Pulse Width Modulation technique is one of the most important contents in the digital current control. Two PWM algorithms–Asymmetric Regular Sampling PWM and Space Vector PWM, is described. in detail, and then a fast algorithm of Space Vector PWM is got by combining the advantages of the two algorithm.

脉宽调制技术是数字电流控制中的核心内容，文中详细分析了非对称式规则采样法和空间矢量法两种PWM调制方法的原理和计算方法，在对这两种方法比较的基础上，介绍了一种空间矢量PWM的快速算法。

Using SPWM control with MCU designed subdivision drive mode of current vector even rotating with uniform amplitude, which can realize multi-kinds subdivision series control by setting software data. The current feedback was also adopted to compensate the error and the precise control to hybrid motor was implemented.

设计利用单片机的SPWM控制的电流矢量恒幅均匀旋转的细分驱动模式，并通过软件实现多种细分驱动控制，在此基础上为修正误差引入电流反馈环节，实现了对混合式步进电动机的精确运行控制。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。