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Published byVictor Houston Modified over 8 years ago
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Avivim TA’s Mobility management system
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Urban Mobility Management Concept Transportation objectives often conflict Accessibility Vs. Mobility Efficiency Vs. policy The system is composed of humans rather then packets Un-expected behavior Changes over time Stochastic in nature
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Urban Mobility Management Concept The management system supports the engineer Presents relevant information Provides recommendations for appropriate actions Sub-Network most suitable signal program Supports data analysis processes Historical data charts Pattern identification
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Urban Mobility Management Process Strategic Management Level Defining traffic management overall long-term goals Tactical Management Level Development and implementation of medium-term traffic- management principles needed to achieve long-term goals Operative Management Level Implementation of real-time traffic-management actions based on medium-term principles Central Control Transmission of operational instructions and analysis of operational data collected from input/output devices Field Control Implementation of operational instruction and collection of operational data from input/output devices Performance data Operational instruction Management Layer Operational Layer
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Avivim History 1980s’ – 2006 : Siemens traffic control system 1995 – Eyal – a decision support system Avivim – a mobility management system Developed in the municipality of Tel Aviv (operational since 2004) TA Traffic wing engineers Technion PCS - Command & control company Communication consultant Monitors and controls the signalized network VMS in Haifa
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Development Approach ITS – Integrated Transportation Systems 4 groups Mobility management Communication Control Time Team A Team B
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Development Approach ITS – Integrated Transportation Systems 4 groups Mobility management Communication Control Time Agile development methodology
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Development Approach Exploitation of advanced technologies Independent from hardware vendors
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Avivim Architecture Data Server INSYTE – A traffic Surveillance system EYAL – A traffic management and decision-support system STORM – A traffic Control system Management Layer Operational Layer
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Avivim Components – Management Layer Information presentation and interpretation Decision support tool Short term Mid term Interface to other centers
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On-Line Demo Congestion Level Reports Avivim Components INSYTE – traffic monitoring Traffic Level of Service Link based PT exclusive lanes Geographic information System Layer based Junction status LOS and congestion alerts Historical data Shares information with Eyal
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Avivim Components Eyal – Decision Support System Definition Module Signal Program Design DB Import design parameters Download to the controller Schedule management
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On-Line Demo Sub Network Congestion Handling Sub Network Similar Events Avivim Components Operational Module Congestion handling Dedicated search module Junctions Sub-network Similar events Reporting Real Time Historical Data
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Avivim Components Analysis Module Identification of recurrent actions Capacity Analysis Traffic counts Analysis
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Avivim Components – Operational Layer Execution of management decision Conversion from hardware independence to hardware dependent Field data collection Signal program related reports Hardware integrity Maintenance analysis services
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Avivim Components Signal Controllers Normal Operation Signal Program with local parameters Instruction Synchronization Signal Program number Operation mode Blink… Emergency Operation Signal Program with local parameters Local schedule
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Avivim Components Communication routers Driver for seamless operation Accumulation of reports Volume & Occupancy Green Durations Execution of instructions Synchronization Schedule backup
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Avivim Components Control System Citec-SCADA application Control application generator Acquisition of the signal controller status Signal Group status Synchronization status Hardware failure Forward management instruction Signal programs Downloads
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