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市级人工影响天气作业指挥系统设计与实现
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摘要
我国是一个自然灾害频发的国家,每年因为各种各样的气象自然灾害,都会给我国人民和政府带来巨大的经济损失。因此,大力发展人工影响天气作业已经成为我国一项防灾减灾的重要手段。为了该项工作的开展,加快我国人影数字化发展的步伐,研制开发新型的人影指挥系统就成了一个迫切需要解决的问题。基于以上角度,本文从理论和实践两方面进行了较为全面的探讨和研究,设计并实现了一个面向服务的分布式、开放式人影指挥系统。
     首先本文深入研究了人影指挥系统的相关技术,并提炼出详细的系统需求,对整个指挥平台的逻辑结构、工作流程、功能子系统的具体实现过程进行了详细阐述,并为实施中遇到的实际问题提供了可行的参考方案。其次,本文研究了等值线图的制作、填充、矢量图形的裁剪和基于GIS平台的显示。最后本文利用GIS技术设计并实现了加载卫星云图及雷达图像的可视化系统。它可以向用户展示红外、水汽、可见光三类卫星云图以及雷达图像,提供缩放、拖拽等操作,通过反演手段,可获取鼠标所在图像位置的地理经纬度、温度等实用数据,并实时显示在图像下方,让使用者可以从图像中获取更多的信息,从而对天气情况做出更准确的判断。
     同时,本文完成了整个指挥系统的测试过程,并对测试过程进行了经验总结。通过实际项目实施,证明本指挥系统在功能、性能以及扩展性上均达到了设计要求,并取得了良好效果。这无论在理论上还是工程实践中都有可借鉴的价值。
China is a country with a variety of weather natural disasters in every year for, thus give a huge economic losses to our people and the government. Therefore, to develop weather modification has become an important means of disaster prevention and mitigation. In order to carry out the work and to speed up development of digital shadows, the shadows of new research and development command system has become an urgent problem to be solved. Based on the above point of view, this article aspect of a more comprehensive study and research from both theoretical and practical, design and implementation of a distributed service-oriented, open shadows command.
     First, this article has studied of the figure command system-related technologies in-depth, and to extract detailed system requirements, the logical structure of the command platform, workflow, specific, implementation process of functional subsystem has described in detail, and provided a viable reference scenario practical issues. Secondly, this paper, contour map of the production, filling, cutting of vector graphics and display based on GIS platform. Finally, the paper design and achieve a load satellite images and radar images of the visual system by using of GIS technology. It presents the user with infrared, water vapor, visible, three types of satellite images and radar images to provide zoom, drag and other operations, by means of inversion, it can get the geographic latitude and longitude, temperature and other useful data ,where the image position of the mouse, and displayed below image in real time ,so that users can get more from the image information, and thus make more accurate judgments about weather conditions.
     At the same time, the article has completed the testing process about this entire chain of command, and lessons learned. Through actual implementation of the project, to prove the chain of command achieved design requirements in the functional performance and scalability and good results. This works can learn the value of all both in theory and practice.
引文
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