The whole design of on - line monitoring system is built in this subject , which system is based on data stream status , running characters , the requirements for in - situ monitor , communication technology and database knowledge . this system used graphic programming language labview for software developing tool and the production of rockwell for hardware 根据高温风机监测系统数据流量状况、机组运行特点及现场监测要求,结合网络通讯技术和数据库知识,以图形化设计语言labview为开发平台,以美国罗克韦尔自动化公司的硬件模块为基础,构建了在线监测系统的总体设计方案。
The test system we discussed is made up of a personal computer , hard wares with various functions , graphical interfaces application software labwindows / cvi which is used to analyses data and process communication . it made the computer to be a numeral platform with various test functions 本课题建立的测试系统由个人计算机、各种功能硬件模块与用于数据分析、过程通信及图形用户界面的应用软件labwindows cvi有机结合构成，使计算机成为一个具有各种测量功能的数字化测量平台。
The main work in the paper is : one is the development of system hardware , including the designs of dsp and a / d interface circuit , connection mode between dsp and usb , dsp peripheral circuit and so on ; the other is the development of system software , mainly including different kinds of interface program design and fft algorithm program design . at last , two channel real - time sound intensity sampling and processing ( fft ) ability is realized in the sound intensity data signal - processing unit 设计过程中主要做了两方面的工作：一是系统硬件模块的开发，包括dsp与usb总线的连接、 dsp与a d接口电路的设计，声强数字信号的缓冲方法和dsp外围电路的设计等；二是系统软件的开发，主要包括各种接口程序和基于dsp的快速傅立叶( fft )程序的设计。
The research method of this thesis is theory guiding practice , and practice validating theory . namely , using the sr base theory to guide the design of the if sr receiver subsystem and loading the software program to realize the hardware module function , which commendably reveals the sr thinking 本文的研究方法是理论指导实践，实践验证理论，即用软件无线电基础理论指导中频软件无线电接收机子系统的硬件设计，通过在中频软件无线电接收机子系统中加载软件程序实现硬件模块功能，体现软件无线电思想。
The paper firstly introduces project - associated background and technology basis , followed with master plan of plc modem , hardware module division and implementation of each module . basic validation examples are given to test plc modem . then a prototype of remote electric meter applying plc tech is given . followed is the moudle division and implementation of this meter as well as the interface with meter reading software . it has been proved that plc modem and plc electric meter achieve basic requirement . the paper also concludes with key technique , testing problem and some experiences 论文首先介绍了课题的相关背景和技术基础,接着给出了电力线通信调制解调器的总体设计、硬件模块划分和各个硬件模块的具体实现。接下来给出了电力线调制解调器的基本测试例程及上网的测试,初步实现了电力线宽带通信。论文接下来介绍了基于plc技术的远程电表,给出了硬件、软件的模块划分和具体实现,同时给出了与远程抄表软件的通信接口和简单的模拟抄表系统。
Firstly , this paper discusses the working principle of the insulated monitoring device of rsj820 secondary ac circuit , and introduces the basic model structure of xc68hc912dg128 microcontrollers . secondly , it expatiates several evolution arithmetic of rapid speed and the several feasible schemes of software optimization in the nested real time system , and design a programming structure which use the multitask idea . at the same time , it brings forward the ideology of the software hiberarchy structure and the hardware modularization 本文首先论述了rsj820二次交流回路绝缘监测装置的工作原理；介绍了xc68hc912dg128微控制器的的基本模块结构；阐述了常用的几种快速开方算法和嵌入式实时系统软件优化的几种可行的方案；设计了在自动装置中使用多任务思想的一种程序结构；提出了自动装置开发中的软件层次结构和硬件模块化的思想方法；介绍了rsj820中使用的正弦波发生方案和采取的抗干扰措施；经过现场试运行，表明了rsj820达到了设计目的，能满足实际运行需要。
There are some achievements of this subject : strengthen the open of the software ; double cpus have accelerated the computational speed ; the module structure of hardware has improved systematic dependability , and it benefits further expansion and upgrading the nc system ; strengthen programming function , figure function , man - machine dialogue function , diagnosing and communication function ; the developments of this system establish foundation for our school ' s develops machine control system , machining center and flexible manufacturing system , etc further in the future 本课题取得了如下成果：增强了原机床软件的开放性；采用双cpu加快了计算速度；硬件模块化的结构提高了系统的可靠性，便于数控系统进一步的扩展及升级；编程系统的功能、图形功能、人机对话功能及自诊断功能、通信功能加强；此系统的开发为将来我校开发研制多机控制系统、加工中心和柔性制造系统等奠定了基础。
Durning study of the subject , realizating comprehensive rf front - end simulator and starfabric data - distributed interface module in hardware . moreover , it elaborates the achievement of a system of data - distributed based on starfabric technology , by designing hardware modules , multi - entrance high - speed switch module , signal processing module and pc terminal 在课题研究期间,在硬件上完成了高速数据分发系统中的综合射频前端模拟器和starfbric数据分发接口板设计及实现,并用所设计的硬件模块,加上多端口高速交换模块、信号处理模块和pc终端实现了一个基于starfabric技术的高速数据分发系统。
