软件工程

In chapter 4, basing theories and methods of scientific visualization, and artificial neural network BP algorithm, we integrate the Visual C++, OpenGL graphics library and Excel VBA technique to develop the program of artificial neural network and to make the BP algorithm visually, this program works can be divided into four parts: Using C language to develop program about BP algorithm; Using Visual C++, develop the GUI Interface, make input parameter visually; Using OpenGL graphic technique to display the training sample point in three dimension; at last using Excel DDE technique display the error graphic tables in Excel system In chapter 5, on the view of engineering application, we establish new method of surface reconstruction basing artificial neural network, develop interface program between module and commercial CAD/CAM system, meantime deeply discuss some key problems, for example, setting up the base plane, using the API technique, cutting and editing surface boundary, and also discuss the more compliant problem: how to intersect surface, at end we finish the work of translation from our surface reconstruction module to commercial CAD/CAM system, then make reverse engineering system basing artificial neural network more useful.

第四章基于科学计算可视化理论，依据人工神经网络BP算法理论模型，综合Visual C++，OpenGL图形库以及Excel VBA等多项软件开发技术，编制了人工神经网络程序，实现了BP算法的可视化映射。具体工作分为四部分：利用C语言实现人工神经网络BP算法；利用VisualC++的GUI技术开发图形用户界面，实现参数设置可视化；利用OpenGL图形技术进行三维映射，显示学习样本及训练样本点；利用微软电子表格DDE动态数据交换技术，在Excel上动态显示学习误差曲线图。第五章从工程应用的角度出发，提出了一种新的基于人工神经网络算法的曲面裁剪重构方法，完成了曲面重建模块与通用CAD/CAM系统的接口设计工作，对其中的若干关键问题进行了深入讨论，例如基平面设定、API技术的应用、边界裁剪等问题，同时，对曲面计算中较为困难的曲面相交问题也进行的专门探讨，最终完成了曲面重建模块向CAD/CAM系统的数据传输工作，使人工神经网络逆向工程系统趋向实用。

The general platform structure of hardware and software of the SCS-500E security and stability control system is introduced.Some techniques,such as,the characteristics of SCS-500E—high-speed communication based on FPGA,criterion of non-fault line tripping based on local electrical measurement...

介绍了该平台的系统构架、硬件组成和软件结构；对其基于现场可编程门阵列的高速同步串行通信和基于本地电气量的无故障跳闸新判据及定值映射管理等特点做了阐述；对SCS-500E安全稳定控制平台针对国家特高压线路示范试验工程进行的动模试验和数字仿真试验进行了说明；还介绍了该平台的工程应用情况。

By means of finite element-topological optimization method,firstly,the structure static analysis for the moving platen of injection molding machine was analyzed with hyperworks software.the stress distributions were obtained veraciously,and then the structure of the moving platen was optimized according to the variable density method.the best scheme of material distribution was proposed.the design stiffness of the product was improved;the aim of lightweight for the structure was also achieved.the process of...

采用先进的有限元-拓扑优化方法，应用hyperworks软件对注射机移动模板进行结构静力分析，准确获得应力分布，并按照变密度法对其进行结构优化，提出了移动模板材料的最佳分布方案，不仅提高产品设计刚度，还达到结构轻量化的目标。该分析及优化过程对目前应用较广的箱式模板设计具有重要的工程参考价值，能有效地解决工程设计中的实际问题。

This paper is mainly about the research of the structure and principle of the aerostatic bearings, and gives a method of engineering calculation; two calculating programs of bearing load, stiffness and gas flow are written in C language, then detailed analysis is made according to the results.

本论文讲述了气体轴承的工作原理和结构，给出了气体轴承工程计算的方法；用C语言编程进行工程计算并分析了各几何参数和气体参数对性能参数的影响，根据分析和计算结果确定了气浮轴承的参数；利用三维造型软件Pro/ENGINEER进行了气浮台整体的结构设计。

The engineering computation methods and software system expecting antifatigue performance of military aluminum mats that bases on three different antifatigue design methods are introduced.

介绍了预测军用铝合金路面板抗疲劳性能的工程计算方法及其软件系统，该工程计算方法基于三种不同的抗疲劳设计理论。

By and large, research projects undertaken by the Group fall into three categories. The first is geotechnical properties and prevention of geological hazards, with the stress on researches on dynamic properties of marine soil, coast-beach erosion and seabed failure, sediment reformation by benthonic fauna, failure of submarine pipelines, environmental geotechnical techniques, etc. The second is research on pollution and treatment of water and soil, with the stress on researches on ecological effects of exploitation activities in the marine environment, treatment of beach sediment pollution, treatment techniques of sea organism pollution, groundwater PRB treatment technique development, etc. The third is exploration of underground environment and geophysical data processing techniques, with the stress on devising equipment for detecting underground pollution and geological hazards, environmental GIS (Geographical Information System) and related analysis software, etc.

学术团队开展的研究课题大体上分三类：第一类课题是岩土体性质与灾害防治，侧重于海洋土动力特征研究，岸滩侵蚀与海床破坏研究，海洋底栖生物对沉积物改造研究，海底管线失稳研究，环境岩土工程技术研究等；第二类课题是水土污染过程与治理研究，侧重于海洋开发活动的生态环境效应研究，海滩沉积物污染治理研究，海水生物污染治理技术研究，地下水PRB治理技术开发等；第三类课题是地下环境探测技术与软件开发研究，侧重于地下环境污染与灾害探测设备的研制，环境地理信息系统，专业性应用软件的开发等。

By bination of disaster simulation and evaluation models checked by typical accident cases, disaster prevention software and engineering practice,this paper is established on basis of certain fact and correct theoretical model. KEY WORDS: Vapour cloud explosion, Boiling liquid expanding vapor explosion, Accident mechanism, Model, Simulation and evaluation, Artificial Neural Network, Artificial Intelligence, Decision Support System DSS

将灾害模拟评价理论模型及开发的软件系统与工程实践相结合，用典型事故案例来检验、修正理论模型，再应用于工程实践的灾害定量模拟评价、预防控制及救灾决策支持，使整篇论文建立在确定的事实和正确的理论相结合的基础之上。

At the same time, on the base of analysis of the present situation, the development trend and the leading edge technology, the necessity and feasibility about the exploitation of the full hydraulic bulldozer"s sate monitoring and fault diagnosis system is given; According to the structure, working feature and working environment, it works out system schema and system composition; The system is divided into display module, communication module and fault diagnosis module by means of block design, the implementation method and key parameter are also given; In light of the features of the full hydraulic bulldozer, the state monitoring and fault diagnosis platform composed of controller RC6-9 and display DI2/10 is designed based on CAN-Bus and the hardware design is completed; It lists the measured values and state of monitored parameters which should be real-time displayed in monitoring module as well as the data which will be transmitted; Furthermore, On the base of the study of, it gives 34 kinds of constant faults" diagnosis methods; Using BODAS software and DPS software, it compile the program code of the controller and the displayer; At last, this paper design and make the simulation test device of control system of construction machinery, through the experiment, the realizability, the categoricalness, the reliability, the stability and real-time are tested, in addition, the improved methods are given.

本文收集整理了国内外智能推土机研究的相关文献资料，综合分析了国内外智能推土机的研究现状、发展趋势和前沿技术，论证了开发全液压推土机智能系统的重要组成部分&全液压推土机状态监测与故障诊断系统&的必要性和可行性；根据全液压推土机的结构、作业特点和作业环境，制定了全液压推土机状态监测与故障诊断系统方案，确定了系统的结构组成；采用模块化设计方法，将整个系统分成了显示、通信和故障诊断三个模块，给出了各模块功能的实现方法，确定了各模块的关键技术参数：选用RC6-9和DI2／10作为系统的控制器和显示器，用CAN总线搭建了系统的通信平台，完成了系统的硬件设计；确定了系统监测参数和通信数据，对全液压推土机常见故障特征进行了分析，给出了34种常见故障的诊断方法；在BODAS软件和DPS软件的集成编程环境下，编写了控制器和显示器程序；设计并制作了工程机械控制系统模拟试验板，并在此基础上通过多次的程序调试与试验，对所设计的全液压推土机状态监测与故障诊断系统功能的可实现性、完备性、可靠性、稳定性和实时性进行了检验，证实了此系统的可行性，并提出了进一步的改进方案和措施。

Pollen grains of three species of Cupressaceae and five species of Populus were examined in detail by use of a digital photographic technique and MATLAB software.

MATLAB软件是美国Math Works公司于1984年推出的，现已成为最优秀的科学与工程计算软件工具之一。

The SVC can do: vibration prediction(include high speed ship and merchantship); general vibration calculation(one-dimension FEM method andtwo-dimension FEM method).

为了编制出实用化的高速船振动计算程序系统，本文在程序研制上做了大量工作。在软件开发过程中，本文充分借鉴了现代工程应用软件开发的方法和技术。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。