查询词典 control signal

The development process of urban traffic signal control systems is simply reviewed, and the actuals and evolvement of traffic systems such as SCOOT, SCATS, UTOPIA, RHODES, OPAC and PRODYN are introduced. The above systems′ characteristics and shortages are analyzed. This paper points out that the keys for improving the performances of urban traffic signal control system are high quality detection data of traffic volume and traffic models.The development of urban traff...

简单回顾城市交通信号控制系统的发展过程；重点介绍SCOOT、SCATS、UTOPIA、RHODES、OPAC和PRODYN系统的现状和进展，分析其特点和不足；通过分析指出：提高城市交通控制系统性能的关键是高质量的交通量检测数据和交通模型，显然，把先进的智能控制技术、信息融合和处理技术与交通管理技术结合起来，才是城市交通信号控制系统发展的方向。

Digital signal processor with high speed arithmetic and logic operation is the base for its digital realization. In this paper, it introduces the principle of direct torque control and the character of TMS320LF2407 digital signal processor. At the same time, it gives the software and hardware design of direct torque control system for asynchronous-motor based on the TMS320LF2407 DSP.

本文介绍了直接转矩控制的基本原理及TMS320LF2407 DSP的特点，给出了以TMS320LF2407 DSP为核心的异步电动机直接转矩控制系统的设计方案及软硬件的实现，同时对直接转矩控制系统进行了实验和仿真，验证了直接转矩控制技术的优良性能。

According to the principle of energy conversion and conservation in fuel combustion, the study is made to automatically control boiler combustion and to supervise boiler thermal efficiency real time on line. Representing fuel caloricity signal and on line thermal efficiency signal with the flame parameter, the combustion automatic control system has been successfully put into operation.

引 言在电力工业生产中，发电厂锅炉消耗大量的燃料，如何提高锅炉运行效率以节约能源，是人们长期力求解决的课题，从燃料燃烧的能量转换和守恒原理出发，对锅炉燃烧自动控制系统和锅炉热效率在线实时监测进行了一系列的探讨，找到了一个用火焰参数代表燃料发热量的能量信号和在线热效率信号。

Based on stop line way the capacity formula of dual signal control takes the ring road parking capacity into account. Then, the conditions of implementing single or dual signal control from the perspective of capacity are analyzed comparatively.

其中单重信号控制环形交叉口通行能力分无冲突时间和冲突时间两部分进行分析推导，双重信号控制环形交叉口通行能力是在停车线法基础上考虑了环道空间停放能力而进行分析推导的。

The invented parts can be optical logic operation and can form other all optical parts, such as: monostable flip-flop, optical modulator in optical signal control and optical switch in optical signal control etc. Said parts can be used in optical fiber communication system with wave division multiplex, all optical communication network or optical computer.

本发明可以进行光数字逻辑运算还可构成光的单稳态触发器、光信号控制的光调制器、光信号控制的光开关等全光器件，可应用于波分复用光纤通信系统，全光通信网络以及光计算机中。

Application of proportional controller to active vibration control incorporated with passive vibration isolator to suppress its resonant oscillation of natural frequency is proposed in this paper. Vibration acceleration acquired from accelerator is inputted to controller as feedback signal. The processed signal from controller is transmitted to voice coil actuator to control vibration.

本文主要是运用比例控制器进行被动式隔振系统自然频率共振抑制之主动控制研究，控制回馈讯号采用加速规量得之振动加速度值，经由控制器计算输出控制讯号驱动音圈致动器进行主动控制。

Slicer control the operation of the technical requirements of the input signal 30, the output signal 7, and all the volume control switch.

切片机的运行控制技术要求输入信号30个，输出信号7个，且全部为开关量控制。

The system can acquire the signal of real-time temperature on spot by data acquisition card, then analyze and process the signal in software platform. PID neural network control algorithm was used for the real-time temperature control on spot.

该系统通过数据采集卡对现场的温度进行实时采集，并由软件开发平台进行信号的分析处理和显示，然后使用PID神经网络控制算法对现场温度进行实时控制。

A system for transmitting a signal via diversity antennas (60, 70; 150, 160, 170, 180; 190, 200) includes: at least one delay element (100) for generating at least one delayed replica of the signal subject to a given delay; the signal and the at least one delayed replica being adapted to be transmitted via the diversity antennas (60, 70; 150, 160, 170, 180; 190, 200), and a control unit (110) for the at least one delay element (100) for varying (110) the given delay (100), whereby the signal and the at least one delayed replica, transmitted via the diversity antennas (60, 70; 150, 160, 170, 180; 190, 200), give rise to alternate constructive and destructive combinations therebetween.

一种用于经由分集天线(60、70；150、160、170、180；190、200)传送信号的系统包括：用于生成受到给定延迟的信号的至少一个延迟复件的至少一个延迟部件(100)；该信号和该至少一个延迟复件适合于经由该分集天线(60、70；150、160、170、180；190、200)传送，以及用于至少一个延迟部件(100)改变(110)该给定延迟(100)的控制单元，由此该信号和该至少一个延迟复件经由分集天线(60、70；150、160、170、180；190、200)传送，导致在其间交替的建设性和破坏性组合。

The 5mV of the audio signal which comes from the microphone to linear amplificated by the audio signals amplifier,then mixes with music signals from other sound sources(eg:the tape 、CD) by the hybird amplifier . By the control of the digital volume controller the mixed signal ,then amplificated again by the preamplifier,when integrated power amplifier for idling time realizes the signal enlargement factor respectively is 10、100、1000 times;moreover is capable of delivering 3V of output to a 600%26Omega; load. the amplificate signal makes the loudhailer work at last.

该音频信号放大器能够将来自话筒5mV的音频信号进行线性放大，然后和来自其他音源的音乐信号通过混合放大器来混合，混合后的信号经数字音量控制器对高低频的增益进行提升与衰减，再通过前置放大器放大，当集成功率放大器为空载的时候实现信号的放大倍数分别为10、100、1000倍；另外再实现当负载为600%26Omega；的时候，输出幅度为3V，最后经扬声器发出悦耳的声音。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷