Template for UF2012 presentations - Datex II
Template for UF2012 presentations - Datex II
Template for UF2012 presentations - Datex II
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DATEX <strong>II</strong> User Forum20/21 March 2012 - StockholmFabrizio PaolettiManagement of VMS in EmergencySituation by Motorway operators in Italywww.easyway-its.eu
In<strong>for</strong>mation Management inEmergency SituationDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 2012www.easyway-its.eu
In<strong>for</strong>mation in Emergency Situation• High Impact Emergency Situation• Risk of long delays in queues and traffic disruption• Prevent inconveniences and discom<strong>for</strong>t• Give feasible alternative routes to drivers• In<strong>for</strong>mation provided• Timely• Reliable• ConsistentDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 20124
VMS Management in Emergency Situation• VMS from Drivers perspective• Close to drivers Besides Radio VMS are the device that can reach most of users on Road• Available, Visible Many VMS are along motorways at each Junction• Easy to understand (Mare Nostrum ESG4 Studies) Pictogram in<strong>for</strong>mation Message <strong>for</strong>matQueue lenght in Traffic disruptionDanger situation immediatly recognizable• In<strong>for</strong>mation on VMS Intrisecally Timely has to be Reliable Shall be ConsistentDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 20125
In<strong>for</strong>mation Consistency on media and VMS• VMS are managed by different TCC• Several Road Operators National and International Different Languages Different Management Systems Different Rules• Automatic In<strong>for</strong>mation Exchange A MUST to grant Reliable and Timely in<strong>for</strong>mation• Harmonization of Delivery Rules and Messages Messagese based on common interpretation of in<strong>for</strong>mation exchanged Data Dictionary:A MUST to grant Messages are understoodso that a similar behaviour is run by drivers<strong>for</strong> road operatore measures to achieve a maximum benefit A must <strong>for</strong> Consistency requirementsDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 20126
Messaging Rules• In<strong>for</strong>mation provided to VMS• Situation In<strong>for</strong>mation Road Condition, Wheather, Incidents Non Road In<strong>for</strong>mation• Travel Times• Campaign (security, services)DATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 20127
Management of VMSRules and ContingenciesDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 2012www.easyway-its.eu
4 Mastering the Calculator using the Casio fx-82AUExampleI want to find the total amount I earned in the past four weeks. If I earned $471, $575, $471and $528, the key strokes would beThe display should read 2045.1.2 Sometimes you make an error when typing in a numberIf this happens use the key to cancel the number and then type in the correct numberand continue.ExampleIf you want to enter 3 + 4 but accidentally typepress to cancel the 5.Now typeExampleIf I want to add 471 and 575 but I typedI can cancel 6 by typingand then typingThe display should read 1 046.‘Try practising cancelling with thekey until you are com<strong>for</strong>table with its use.’1.3 The keys are used when you to delete other dataExampleIf you typed:471 + 546but you wanted 471 + 576press the key. Press to delete the 4 then, press .The 7 now replaces the 4.
Messaging Rules 2• Non Standard Messages• Non Road Event• Campaign• Emergency Situation <strong>for</strong> High Impact Incident Rerouting Text to be arranged at best to give all important details To be understood by drivers To be managed by all TCCsDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201210
In<strong>for</strong>mation Exchange <strong>for</strong> VMS ManagementIn<strong>for</strong>mation Exchange• In<strong>for</strong>mative Amongst TCCs and/or Services Providers to deliver to final usersRadio• OperationalMobile / web Amongst TCCsInternal in<strong>for</strong>mation among Operator to coordinate managamentIntended <strong>for</strong> VMS ManagementOperating Levels <strong>for</strong> VMS Management• Message Processing Manual Automatic Message Proposal and ApprovalDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201213
Data DeliveryIn<strong>for</strong>mation Exchange Operational Levels1In<strong>for</strong>mation ExchangeSituation, Travel Times2Automatic VMS MessageProcessing and Delivery3VMS In<strong>for</strong>mation ExchangeOne way Data Delivery may be used <strong>for</strong>- In<strong>for</strong>mation delivery- TCC, TIC, Authorities, SP In<strong>for</strong>mation Exchange- FULL VMS Management by manual/ semi-automatic /automatic rulesData DeliveryExchange14
Exchange and ManagementRequirements and ModelingDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 2012www.easyway-its.eu
Modeling of requirementsTCC Operation Business Model• Fits in DATEX Model Paradigm DATEX Supplier and Clients are intermediate DATEX NODESacting both as Supplier and Client of In<strong>for</strong>mation• «Operation Exchange and Agree» : Needs to take into account the TCC OPERATOR TCC decision making application and processes to beconsidered• UML Modeling• Use Case Diagrams• Sequence DiagramsDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201217
Transaction Management Requirements• Requirements• Grant all Actors resources are available• Feedback when agreed measures are implemented• Features• Measure Proposal Coordinator The TCC or Road Operator Node which starts the TMP RequestExchange Measure Action RequestCollect Disposable ResourceAgreement on Predefined Measures which can be implemented by Road OperatorsAgreement on Messages do be implemented among all involved nodesManage in case of unavailability of resourcesChange Scenario• Two Phases Dispacth «all agreed» message / Ready to Implement Dispatch «Implement» messagemanage timeout in case of lack of «Implement» message after «all agreed»• Manages Failures Later Resources UnavailabilityManage a new ScenarioDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201220
Agreement on Operation: Transactionsuc Agreement <strong>for</strong> Operation• Actors• TCC• Authority«include»Manage SessionSystem Boundary«include»Send OperationProposal• Standard Data Exchange• on Operation Proposal• on Acknowledge on Operation• Transaction Cohordination• For Operation Implementation• Recovery Procedures <strong>for</strong> lack of acknowledge system/ network failuresTCC(from Actors)Authority(from Actors)Process In<strong>for</strong>mationto Deliv er«include»Manage RoadOperation ProposalEv aluate ProposedOperationImplement AgreedOperation«include»«include»«include»Receiv e OperationProposal«include»Send AnswerReceiv e AgreedOperationDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201221
VMS Message Proposal Management• VMS Messages UseCasesuc Messages AgreementSystem Boundary«include»Send OperationProposalOperation Proposal• VMS Message Proposal• Receive VMS MessageProposal• Evaluate VMS MessageProposal• Implement AgreedMessage• Publish on VMSTCC(from Actors)Authority(from Actors)Process In<strong>for</strong>mationto Deliv er«include»Manage RoadImplement AgreedOperationEv aluate ProposedOperation«include»VMS MessageProposal«include»«include»Send AnswerReceiv e AgreedOperationReceiv e OperationProposalReceiv e VMSManagementProposalEv aluate VMSMessage ProposalReceiv e AgreedMessagePublish on VMSDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201222
Transactions Workflow / 1DATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201223
Transactions Workflow / 2• After in<strong>for</strong>ming of agreed Operation launchImplement Operation• TCC Operator is in charge of managing• failures in Delivery• New Upcoming ScenariosDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201224
Some Transaction ImplementationWeb Services implementation• Some specification available to implement these scenarios in WebServices Architecture: Transaction WS Specification (WS-TXM ) Long Running Transaction (TX-LRA)Business Process Transaction (TX-BP)OASIS-BTPWS-C/T• A new challenge <strong>for</strong> DATEX development from 2012 on• Technical Study to be launchedDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201225
thanks <strong>for</strong> your attentionfabrizio.paoletti@autostrade.itautostrade||Techwww.autostradetech.itDATEX <strong>II</strong> User Forum - Stockholm - 20/21 March 201226
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