Session 2'4 Experience Feedback

1
Session 2.4 Experience Feedback

• The Swedish concept for exchange of weather data
  based on DATEX
• Björn Eklund
• bjorn.eklund_at_columna.se

2
The Swedish concept for exchange of weather data
based on DATEX
Session 2.4 Experience Feedback
Swedish view
Basic ideas
Operational systems
Technology
Intention
3
Road transport support system
The Swedish concept for DATEX
Swedish view
Road Transport Support System
Basic ideas
Operational systems
Technology
Intention
Monitoring
Influence
Road Transport System
Road
User
Environment
Vehicle
4
Information Process
The Swedish concept for DATEX
Information Provider
Swedish view
TCC
TIC
Basic ideas
Road Side Point
Service Provider
Operational systems
Technology
Sensor
Road Maintenance/ Operation
Intention
Road
User
Environment
Vehicle
5
Efficient Market Co-operation
The Swedish concept for DATEX
Swedish view
ITS actors
Basic ideas
Operational systems
Technology
Intention
Monitoring
Influence
IT and ITS market
Communication technology
Users
HMI
Software
Computer technology
Business models
Regulations
6
Basic DATEX node ideas
The Swedish concept for DATEX
Swedish view

• Separate the operational system from the DATEX
  node
• Use of available generic software
• Look at the market trends
• Message delivery-receiving system

Basic ideas
Operational systems
Technology
Intention
7
Basic components
The Swedish concept for DATEX
Swedish view

• BizTalk for message delivery-receive
• XML
• XML schema from TRIDENT project
• DATEX Data dictionary v3.1a (ENV131062000)

Basic ideas
Operational systems
Technology
Intention
8
Information in TRISS (Operational system)
The Swedish concept for DATEX
Swedish view
Basic ideas
Operational systems
Technology
Intention
9
Traffic information for exchange (DATEX)
The Swedish concept for DATEX
Swedish view

• Situation data
• Traffic messages
• Road works
• Road condition
• Frost damages
• Ferries
• Restrictions
• Traffic data
• Weather information
• Queue information (average speed, average
  headway, vehicle flow)

Basic ideas
Operational systems
Technology
Intention
10
Road Weather Information System, RWIS
The Swedish concept for DATEX

• Designed for
• Support system for winter road maintenance
• Data used for
• Control of costs for winter road maintenance
• Statistics, winter index
• RD
• 700 weather stations
• Co-operation with SMHI (Swedish Meteorological
  and Hydrological Institute)
• New application
• Traffic information services

Swedish view
Basic ideas
Operational systems
Technology
Intention
11
Road Weather Information System
The Swedish concept for DATEX
Road weather station
Swedish view
Basic ideas
Operational systems
Technology
DATEX node
Road weather data
Intention
SP TIC others
RWIS
RWIS Service
XML
TRAILS
XML
Telephone or GSM
Store and read every 30 minute
Air temperature Road surface temperature Wind
velocity Precipitation type Precipitation amount
12
External accessible traffic data
The Swedish concept for DATEX
Swedish view
Service Providers
Text-TV
Basic ideas
Operational systems
Technology
Intention
EDIFACT
XML
Roads situation www.trafiken.nu
DATEX node
TRISS
WAP
13
Data exchange
The Swedish concept for DATEX

• XML format for internal systems
• DATEX EDIFACT (MISTIC software)
• Receive and delivery
• FTP via Internet
• DATEX XML (Trident schema)
• Receive and delivery
• Requests
• FTP or HTTP(S) via Internet

Swedish view
Basic ideas
Operational systems
Technology
Intention
14
Use of XML
The Swedish concept for DATEX

• Development of XML based delivery and started in
  spring 2002.
• Why?
• Clients requested XML
• Very few services from SP (increase the market)
• Easy to use
• A lot of tools
• 8 Service Providers
• Internal links

Swedish view
Basic ideas
Operational systems
Technology
Intention
15
DATEX BizTalk
The Swedish concept for DATEX

• MS Biztalk for message delivery/receive
• Standard product
• Less programming, more configuration
• Short development time
• Integration tool
• Based on standard protocols
• Cost effective
• Take care of security issues

Swedish view
Basic ideas
Operational systems
Technology
Intention
16
Biztalk in the DATEX Node
The Swedish concept for DATEX

• Data specifications
• Mapping between data specifications
• Filtering
• Handles delivery/receive
• Document tracking
• Retry mechanism
• Mapping to EDIFACT possible

Swedish view
Basic ideas
Operational systems
Technology
Intention
17
Intention
Cross border TICs
The Swedish concept for DATEX
EDIFACT
Service Providers
RTDB Real time Traffic Data Base
XML
Swedish view
Basic ideas
CTS Stockholm
EDIFACT
SOS Swedish Rescue Service
XML
Öresund Bridge
Operational systems
XML
XML
Technology
Swedish Radio
Intention
XML
TRISS
RWIS Road Weather Info System
DATEX node
XML
Road Answer Text-TV SMS services WAP services Web
services
XML
XML
XML
Camera
Roads Situation (Internet)
RDS/TMC
18

• End

• Questions?