标准格式天气雷达PUP产品可视化应用系统研究与实现  

Research and implementation of standard format weather radar PUP product visualization application system

作　　者：邱玲 吕爽 杨雪 谢晓林 向筱铭 Qiu Ling;Lyu Shuang;Yang Xue;Xie Xiaolin;Xiang Xiaoming(Sichuan Meteorological Observation and Data Centre,Chengdu 610072,China;Heavy Rain and Drought-Flood Disasters in Plateau and Basin Key Laboratory of Sichuan Province,Chengdu 610072,China)

机构地区：[1]四川省气象探测数据中心,成都610072 [2]高原与盆地旱涝灾害四川省重点实验室,成都610072

出　　处：《电子测量技术》2024年第9期8-17,共10页Electronic Measurement Technology

基　　金：四川省科技计划基金(20227 FS0544)项目资助。

摘　　要：为充分发挥标准格式雷达PUP产品的业务应用能力,设计并研发了天气雷达标准格式PUP产品可视化应用系统。研究设计了系统的总体架构,标准格式雷达PUP产品收集、解码、加工、共享应用方案,针对标准格式雷达PUP产品数据量大的特点,提出一种改进的RLE压缩算法和一种优化的雷达图像绘制方法,有效提升产品图像展示效率,实现标准格式雷达PUP产品高效可视化应用。基于B/S架构,采用SpringMVC框架、HTML5、CSS、WebGIS等成熟技术对系统功能进行了实现,面向全省用户提供了丰富的雷达PUP产品同GIS数据叠加展示和共享应用,同时提供地面观测数据、闪电数据同雷达PUP产品分层叠加应用,投入使用后得到气象业务用户的好评,有效提升对强对流天气预报预测和灾害性天气的预警能力。该系统在全国范围内较早实现了标准格式雷达PUP产品在气象部门的业务应用,对其他各省对标准格式雷达PUP产品可视化应用有较好参考作用,具有广泛的推广应用价值。To fully leverage the business application capabilities of standard format radar PUP products,the visualization application system of PUP products of standard format weather radar is designed and developed.The overall architecture of the system,as well as solutions for the collection,decoding,processing,and sharing of standard format radar PUP products,were researched and designed.Considering the large volume of data characteristic of standard format radar PUP products,an improved RLE compression algorithm and an optimized radar image rendering method were proposed to effectively enhance the efficiency of product image display and achieve efficient visualization applications of standard format radar PUP products.Based on the B/S architecture,the system′s functionalities were implemented using mature technologies such as SpringMVC framework,HTML5,CSS,and WebGIS.It provides rich radar PUP product overlay display and sharing applications with GIS data for users across the province.Additionally,it offers layered overlay applications of ground observation data,lightning data,and radar PUP products.Upon deployment,it received positive feedback from meteorological business users,effectively enhancing the forecasting and warning capabilities for severe convective weather and hazardous weather events.The system has achieved early implementation of the standard format radar PUP product in the operational applications of meteorological departments nationwide,providing valuable reference for the visualization standard format radar PUP products in other provinces.It has broad application value for promotion.

关 键 词：天气雷达 标准格式 PUP产品 雷达图像 改进的RLE 

分 类 号：TN95[电子电信—信号与信息处理]