lect21 - Lceture 21: Operations and Security Role of AVL...

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Nigel H.M. Wilson 1.259/11.542/ESD.227 1 Fall 2006, Lecture 21 Lceture 21: Operations and Security Role of AVL Technology in Improving Service Delivery AVL Applications Service and Operations Control Real-time Control Strategies Real-time Passenger Information Systems Decision Tree for IT applications • Security General Terrorism
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Nigel H.M. Wilson 1.259/11.542/ESD.227 2 Fall 2006, Lecture 21 AVL Applications 1. Service and operations control 2. Passenger information • pre-trip en route automated stop announcements 3. Emergency response 4. Signal priority 5. Performance monitoring 6. Operations planning 7. Incident investigation 8. Automatic fare collection schemes
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Nigel H.M. Wilson 1.259/11.542/ESD.227 3 Fall 2006, Lecture 21 Service and Operations Control Prior History significant trials in 1970s relying on central control generally disappointing results Important Questions what level of “support” should be provided to the decision-maker? who should the decision-maker be: the driver the central controller the field supervisor how early to intervene? what benefits are achievable? what is the value of additional information?
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Nigel H.M. Wilson 1.259/11.542/ESD.227 4 Fall 2006, Lecture 21 General Operations Control Problem Operating costs are fixed in short-run Provide best possible service quality waiting time riding time transfers
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