查询词典 volume controller

A new parallel high level data link controller was designed using the hardware description language on the FPGA device. The HDLC protocol controller can construct or deconstruct the multi-channel HDLC protocol frames in parallel way. As a result, it improved the robust and reliability of the whole system.

在FPGA内部采用硬件描述语言并行设计多通道的高级数据链路控制协议控制器，该协议控制器有效利用FPGA的片内硬件资源，实现了并行解析和生成多通道的HDLC协议报文，提高了数据通信系统中的多通道扩展性、实时性和稳定性。

ABSTRACT TMS320C80 is one of the most powerful multimedia video processors in the world, which integrates a RISC main processor with standard floating point processing unit, four advance parallel DSPs, an intelligent transfer controller, and a video controller. It's capable of processing video in real-time.

TMS320C80是世界上功能最强的多媒体视频处理器之一，在单一芯片上集成了一个带标准浮点运算单元的RISC主处理器、四个高级的并行数字信号处理器、一个智能的传输控制器和一个视频控制器，具有强大的实时视频处理能力。

This paper shall attempt to look at some aspects of controller synthesis for the multivariable servomechanism problem when the plant to be controlled is subject to uncertainty-in this case,a controller is to be found so that satisfactory regulation/tracking occurs in spite of the fact that the parameters of the plant may be allowed to vary,subject only to the condition that the resultant perturbed system remains stable.

例7 本篇将致力于探讨在待检对象受到不确定性的影响，而仅仅服从受扰动的系统最终保持稳定，这一条件之情况下的多变量随动系统中控制器综合的某些方面的问题。在这种场合，尽管受控对象的参数允许发生变化，而控制器必须具有令人满意的调节和跟随性能。

Compared with PID controller, PIDA algorithm can provide more phase lead, more damping and system stability, but it cause big controller's output.

该算法提供了更大的超前相角，改善了系统阻尼特性和稳定性，但造成控制量过大。

This paper presents a stability criterion for design iterative learning controller. From the criterion,one can change the design problem into finding a positive definite discrete matrix kernel. It has been shown that what kind of variable can be controlled by the iterative learning,(2) and what kind of filter can be included into the controller.

摘要提出了一种针对自学习控制的稳定性判据，应用这一稳定性判据将自学习控制器的设计转化为寻找正定离散矩阵核，从而回答了两个问题，其一什么样的量可以通过自学习叠代加以控制，其二学习叠代中什么样的滤波环节的引入不会影响学习收敛性。

The improvement project for intelligent fuzzy controller to take the place of PI controller is advanced.This paper researches the water level control of pressurizer in reactor control system of Daya Bay Phase I, and describes the method of intelligent fuzzy control in practice.

本文提出以智能模糊控制器取代原有常规PI控制器的改进方案，并以大亚湾一期工程反应堆控制系统的稳压器水位控制为研究对象，着重阐述智能模糊控制原理在具体实践中的使用方法，最后对改造前后的系统输出进行LabVIEW仿真比较。

Then the hardware and software principium of GPIB controller and channel controller is explained in details .

由此出发，重点介绍GPIB控制器和通道控制卡的硬件和软件的设计思路和实现方法，它是自动测试系统的基础和关键。

The flux hysteresis controller was ignored in the constant torque region and an improved method was proposed to make the estimation of torque easier.The proper stator voltage space vector was selected based on the output of the torque hysteresis controller and the sector which the current rotor flux locates in.

摘 要：针对无刷直流电机直接转矩控制中磁链观测困难、控制复杂等问题，提出了一种应用于无刷直流电机二二导通方式下的新型直接转矩控制方法：在电机基频以下调速时，略去了常规的磁链观测控制环节，改进了转矩计算方法，通过转矩滞环控制选择所施加的空间电压矢量。

A new brushless DC motor DTC scheme was studied to solve those problems associated with direct torque controlof brushless DC motor,such as difficulty to control flux and complexity to estimate torque.The flux hysteresis controller was ignored in the constant torque region and an improved method was proposed to make the estimation of torque easier.The proper stator voltage space vector was selected based on the output of the torque hysteresis controller and the sector which the current rotor flux locates in.

摘 要：针对无刷直流电机直接转矩控制中磁链观测困难、控制复杂等问题，提出了一种应用于无刷直流电机二二导通方式下的新型直接转矩控制方法：在电机基频以下调速时，略去了常规的磁链观测控制环节，改进了转矩计算方法，通过转矩滞环控制选择所施加的空间电压矢量。

It comprises the body, cover and fixing piece, heating stove and temperature controller, magnetic driven pulsator and rotate speed controller, pressure testing device, safety device, valve, tube.

包括高压反应釜的釜体、釜盖和紧固件，加热炉及温度控制器，磁力驱动搅拌器和转速控制器，压力测量装置，安全防爆装置，用于取样和通气的阀门、管道，在反应釜内、外加装了一套或者多套内置式反应罐和/或外置式反应罐。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。