1. 中国气象局气象探测中心 INTEGRATED REAL-TIME PERFORMANCE MONITORING OF OBSERVING NETWORKS Chong Pei Senior Engineer, Meteorological Observation Centre, CMA Tel：+86-10-68407916 Cell: +86-10-13501132789 E-mail: Bess-2160@263.net

2. 中国气象局气象探测中心 Content  CMA Integrated Observing System Introduction  ASOM Introduction  ASOM Architecture & Features  ASOM Benefits

3. 中国气象局气象探测中心 156 new generation Doppler radars( on operational) 120 upper-air sounding stations (L-band radar) 2456 national Automated weather Stations(AWSs) 30000 mesoscale AWSs 400 wind power resource observing stations 14 wind profilers 410 GPS/MET sensing stations 337 lightning detection stations 30 atmospheric composition observation stations 317 acid rain observation stations 640 agriculture observation stations CMA establishes an integrated Atmospheric observation network ， space-base, airborne- base and ground-base observing CMA Integrated Observing System

4. 中国气象局气象探测中心 Can we see the observation instruments and data from another perspective? CMA new efforts on observing network improvement

5. 中国气象局气象探测中心 A New Generation Doppler Network How do we know the whole network is working in consensus in near real- time? Performance parameters? Operational Status? Any alarm occurring? Data quality? parts usage and associated cost, funding needs? Instruments Life cycle ? Site environment changing? Who we service? >>>>>>

6. 中国气象局气象探测中心 A New Generation Doppler Network Are you sure your radar working well? We want identify data problems automatically

7. 中国气象局气象探测中心 Content  CMA Integrated Observing System Introduction  ASOM Introduction  ASOM Architecture & Features  ASOM Benefits

8. 中国气象局气象探测中心 What is the ASOM system? Uniform Stable Extendable Easy to maintain Integrated Easy to operate Atmospheric Observing System Operations Monitoring and Maintenance (ASOM) system

9. 中国气象局气象探测中心 ASOM Introduction 1 、 One central database and four levels of applications 2 、 Extensible Architecture 3 、 High-integrate

10. 中国气象局气象探测中心 Data Flow 磁盘阵列 负载均衡设备 用户计算机 用户 监控数据接收和 打包服务器 DMZ 国家信息中心 服务器 新一代 天气雷达 自动 气象站 探空 系统 约 3000 用户 目前系统的日常压力不超过 30% ，模拟 500 并发的峰值压力不超过 70% 设备的探测数据 每天约 20 万个文件 每天约 35G 探测数据 分发 应用服务器集群 推送 请求 WEB 服务器集群 数据库 服务器集群 省信息中心 服务器 GIS 服务器 响应 图例 解析处理 集成 服务器

11. 中国气象局气象探测中心 1. Operational Monitoring subsystem  Systems Status and Performance monitoring  System Alarms

12. 中国气象局气象探测中心 Products Monitoring Product quality control Product Monitoring and Data QC COMPARISON

13. 中国气象局气象探测中心 Severe Weather Monitoring  Pay much more attention on sever Weathers  Check out what is going on the equipment on site  Try tracking Extreme Values  Information Release can offer the most valuable data to different level positions Extreme Precipitation Values Wrong Data

14. 中国气象局气象探测中心 AWS Observation Data QC Radar 、 Satellite and AWS Precipitation comparison Examples

15. 中国气象局气象探测中心 2 、 Maintenance subsystem Maintenance ： Preventative Corrective Online Technical Support Furthermore : Maintenance Knowledge repository Routinely Effectively MTBF MTTR Ao

16. 中国气象局气象探测中心 Preventive Maintenance Record Essential Information Check Item

17. 中国气象局气象探测中心 Fault Essential Information Maintenance Activities Renewal Parts Record Fault Inform Corrective Maintenance Record

18. 中国气象局气象探测中心 Online Technical Support Record

19. 中国气象局气象探测中心 3 、 Logistics System Logistics management includes 4-level which achieves site, urban area, provincial and national logistic information management. Assets inventory management Repaired parts management Spare parts life tracking management For example ： Klystron life tracking Logistics Quality Control

20. 中国气象局气象探测中心 How we trace the life of Klystrons

21. 中国气象局气象探测中心 Radar subsystem Consumption proportion  备件消耗能力

22. 中国气象局气象探测中心 4 、 Site Database subsystem  The basis of the other subsystems  Based upon Sites’ ID information, equipment information and contact information, it can offer Radar Coverage, AWS average deployment density, tracking support ability, etc.  Sites’ Database Management provides a scientific Baseline for the network layout and construction.

23. 中国气象局气象探测中心 Sites locations and adjacent ranges and density L Band Radar average separation ranges CINRAD Average ranges

24. 中国气象局气象探测中心 AWS (ASOS) Average Ranges Evaluation  Average Range ： 51.6 km （ 2128 sites ） National- Level  Average Range: 15.6 km (21000 Provincial AWS)  >51.6 km 613 locations ， most are located at west and northeast China (about 45%)

25. 中国气象局气象探测中心 利用 30 秒 ( 分辨率约 9 千米 ) 地形资料 计算的建阳雷达覆盖范围 CINRAD coverage demonstration

26. 中国气象局气象探测中心

27. 中国气象局气象探测中心 5 、 Evaluation &Reporting subsystem

28. 中国气象局气象探测中心 CINRAD Operational Evaluation Availability, Maintainability and Reliability Sites Skills Cost

29. 中国气象局气象探测中心 € Fault number decreasing € Data quality improved € Availability and Reliability improving AWS Operational Ability Evaluation

30. 中国气象局气象探测中心 6.Video Monitor Sites Observing Equipments status Sites Environment Changing Real-time Weather within the Camera View

31. 中国气象局气象探测中心 Sample: The real time video of several fields. (Long-distance integration) Purpose  Observation Data quality  Environmental Changing  Equipment safety  Weather Phenomena  Tech-support by video

32. 中国气象局气象探测中心  Web  Text Messaging  Platform  Hard Copies  Video 7 、 Information Release

33. 中国气象局气象探测中心 Content  CMA Integrated Observing System Introduction  ASOM Introduction  ASOM Architecture & Features  ASOM Benefits

34. 中国气象局气象探测中心 ASOM Architecture & Features

35. 中国气象局气象探测中心 ASOM Structure (Current Version) NIMCNIMC stationprovincenation stationprovince nation User （ station 、 province& nation ） MOCMOC data ASOM DW 数据仓库 GIS DB ASOM GIS ASOM DB Data processing ASOM 省级应用 Survey data ASOM 站级应用 Artificial declared data Communication support

36. 中国气象局气象探测中心 ASOM Structure (future version) Usernation User （ nation ） data NIMCNIMC MOCMOC stationprovincenation GIS DB GIS DB ASOM GIS ASOM DB GIS data DB Userstation&province User （ station&province ） Web Service Information exchange Communication support Survey data ASOM 站级应用 Data processing Data processing

37. 中国气象局气象探测中心 Content  CMA Integrated Observing System Introduction  ASOM Introduction  ASOM Architecture & Features  ASOM Benefits

38. 中国气象局气象探测中心 ASOM Benefits Figure 6-1 the usage of radar partsFigure 6-2 site database applications 1 、 Provide the integrated evaluation results and service for various CMA users with differing operational and research requirements

39. 中国气象局气象探测中心 ASOM Benefits Figure 7-1 radar availabilitiesFigure 7-2 AWSs data quality improvements 2 、 Improvements to Radar and AWS Availabilities

40. 中国气象局气象探测中心 ASOM Benefits Figure 8-1 extreme temperatureFigure 8-2 extreme value of rainfall 3 、 Monitoring Extreme Weather

41. 中国气象局气象探测中心 ASOM Benefits Figure 9-1Satellite and AWSs monitoringFigure 9-2 Radar precipitation mosaic monitoring 4 、 Comparison of the Severe Precipitation Weather Region through ASOM

42. 中国气象局气象探测中心 ASOM Benefits _Documentation Family Tree

43. 中国气象局气象探测中心 Conclusion: ASOM does____  Enhances Data Quality  Improves equipment/instrument/sensor performance  Saves funding  Decreases workload and reduces staff resources requirement  knowledge repository and “lessons-learned” experiences  Identifies new requirements  Management enhancement  Help forecasters to identify data issues to correct now castings in near real-time

44. 中国气象局气象探测中心 ASOM Project is on going  Data QC Algorithms Development is a eternal topic  More Products to serve the public  More data comparison to support research  The evaluation results make modifications on instruments upgrade and algorithms refining

45. 中国气象局气象探测中心 Recommendations to WMO  Monitoring parameters should be put into the CIMO Guide  Based on monitoring requirements to guide the instruments’ design or upgrade  Monitoring products for now casting

46. 中国气象局气象探测中心  Questions?  Comments? Thank you!