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N C H C2007 /09/28

Flood GridsFlood Grids

Fang-Pang LinFang-Pang LinPRAGMA Institute, NCSA, 28, Sept, 2007 PRAGMA Institute, NCSA, 28, Sept, 2007

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Typhoon and Flood invade Taiwan

NCHC Using Grid to Support Water Resource Agency for Flood Mitigation

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River Gauging Station

PumpingStation

Estuary

Rain Gauge

River Bureau

Radar

Flood Control Gate

Broadband TWAREN

Data StorageSupercomputer

Software & Data Base

Ministry of Economics

Water Resources Agency

Central Weather Bureau

Local Government

Access Grid Communication

Flood Warning & Mitigation

Flood and Inundation Forecast

SatelliteWeather Information

Remote Sensing

Sensor Network

Central Emergency Mitigation

Center

Reservoir

VR VR

Flood Mitigation Grid-ImplementationWater Resource Agency 4 years Project

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Flood Mitigation Grid: InfrastructureFlood Mitigation Grid: Infrastructure

Grid

Platform

A

pp

lication

Resource Planning

Application Information Service: Web service

Definition、 Protocol、 Flow

Resource-oriented Computing Grid Data Grid

Computer Storage Network

Sensor network Access Grid

Real-time/Communication-oriented

Sharing CustomizationMiddleware

Applications: Flood Forecast, Warning, Response, Mitigation In

terface

NTU

III

NCHC

WRA

Visualization

Instrument Sensor AudioVideo

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NetworkNetwork

Backup Servers

BackupCenter

Primary Servers

TaipeiOffice

TaichungOffice

WRA01 WRA02 WRA03 WRA04 WRA05 WRA06 WRA07 WRA08 WRA09 WRA10

WRANB

WRASB

TWARENWRACB

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Redundant Networks Redundant Networks

Water Resource Agency NCHC Water Resource Bureau

Water Management Office (WMO)

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訊息溝通

資料擷取

工作交付

參數設定資料展示

任務轉達

Grid Connective Server

Data Server

Broker Server

使用者端

訊息交換層

計算格網

格網運作分層架構圖

預報專案建立元件（水利應用平台）1.專案名稱2.單位名稱3. 流域名稱4.時間範圍5.決策模式6.預報模式

Broker Server

Grid Connective Server(組成 Grid JDL)

預報成果 web service

降雨逕流模式

Pre Adapter

Post Adapter

計算格網

2.2 Broker Server 依工作交付指令動態產生組成Grid JDL的前置資料並將其傳送至Connective server

8. 傳送預報成果

4.1.2 execute

3. 取得預報用Input Data

Computing Element

Input(native format)

Output(native format)

4.1.3. execute

4.1.4. execute

水位預報模式Pre

AdapterPost

Adapter

Input(native format)

Output(native format)

4.x.1 Copy PI Time Series Data to Grid

4.x.3 execute

4.x. execute

Input Xml File(PI Format)

4.1. execute

Read

Output Xml File(PI Format)

write

4.1.5 export

……………

Output Xml File(PI Format)

write

4.x.5 export

6.1 Client要求讀取預報結果

7. 確定儲存預報結果

降雨逕流模式General Adapter

4.1.1 Copy PI Time Series Data to Grid

河川模式General Adapter

4.x.4 executeInput Xml

File(PI Format) 4.x.2 execute

Read

1.1傳送專案設定資料通知Broker server

2.1傳送工作交付指令通知Broker server

內建批次檔取得颱風事件即時資料寫入MYSQL資料庫

4. 執行Grid JDL

1.2 將專案設定資料寫入My SQL

資料來源web service1.水位2.降雨預報（氣象預報及

Qpesums）3.水庫4.潮位5.氣壓

Data Server (MySQL)

5. 儲存模式輸出結果

6.2 Broker server讀取預報結果

6.3 Broker server回傳預報結果至clinet端

Front End

Message Exchange

Computational Grid

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TWAREN

Flood Mitigation Grid: Flood Mitigation Grid: Video-CameraVideo-Camera Sensors for Flood MonitoringSensors for Flood Monitoring

Real-time Monitoring River and Reservoir Stage ~110 cameras

Remote Operation

Data Recording and Searching

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Broadcasting SystemBroadcasting System

NCHC

User UserUser User

Source SourceSourceSource

Middleware Middleware

User UserUser User

WRA

TWAREN

Source SourceSourceSource

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12

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14

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Frequent flooding in Keelung River across urban area of Taipei City; recorded by a Flood Monitoring System of the Hazard Mitigation Grid of NCHC. The system consists of more than 100 video cameras to monitor the major rivers and reservoirs of Taiwan.

CLEANER Poster Exhibition

Overflow

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http://hmerg.nchc.org.tw/sensornet/

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Taipei office

Taichung office

TWAREN Layer1 Lightpath+Layer2 MPLS VPN Backbone

1st河川局

2nd河川局

3rd河川局

…

GigaPOP

HC-7609P

TWAREN IP Backbone

Hsinchu Co-location

Internet Gateway

PEPE

PEPE

WMO 1

WMO 3

WMO 2

Networks in Developing Networks in Developing

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Toward Geo-Grid: Grid of GridsToward Geo-Grid: Grid of Grids

PRAGMA

COSMIC Grid

Source Chi - Yu Chiu and Chin Lin

Flood Mitigation Grid

CREON

Typhoon Research

GLEON

GEO/GEON CLEANER CUAHSIGENI/CLD NSF

Taichung

Hsinchu

Tainan

Taipei

NSF

NSC NSC

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4D Geo-based Multi-Scale and Multi-Physics Virtual Reality

Walk through Navigation for better understanding of environment

Large scale geometry handling and synthesis with numerical simulation results