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KNORR-BREMSE Research and Development Center. Computer and Automation Research Institute. Hungarian National Police. Budapest University of Technology and Economics. Commercial Vehicle Fleet Management System. Structure of the Intelligent Supervision, Control and Communication System.
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KNORR-BREMSEResearch and Development Center Computer and AutomationResearch Institute Hungarian National Police Budapest University of Technology and Economics Commercial Vehicle Fleet Management System Systems and Control Laboratory
Structure of the Intelligent Supervision, Control and Communication System GSM satellite Users GPS GSM On-board controller Internet Fleet management center Information centers Systems and Control Laboratory
Commercial Vehicle Fleet Management System Basic functions • Position and navigation • Preventive maintenance • Diagnostics • Vehicle safety • On-board measurement and communication • Management center Systems and Control Laboratory
Commercial Vehicle Fleet Management System Position and navigation • GPS position and verification • Inertial correction • Geographic information system • Plan of the transportation routes • Navigation Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Operational and maintenance • Friction of the brake pads • Road friction • Service distance • Level of liquid coolant • Level of fuel • Axle load • Status of the cargo bay • Temperature of the cold chamber Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Diagnostics • Status of the warning lamp • Axle loads • Pressures • Battery voltage • Reading failure memory • Download software Dispatcher center INTERNET USER USER USER Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Vehicle Safety • Detection of fading • Frozen surface detection • Estimation of friction • Road surface quality • Analysis of the accidents • Driver evaluation • Tire pressure monitoring Systems and Control Laboratory
Commercial Vehicle Fleet Management System: On-board Measurement and Communication Unit • Actual position • Altimeter • Temperature of the brake disk • Accelerations • Lining wear of the brake pads • Axle loads • Behaviour of drivers • Black-box function • Road roughness • Tire wear • Road friction Systems and Control Laboratory
Commercial Vehicle Fleet Management System: On-board Measurement and Communication Unit • Road map • Navigation • Waypoints • Propose alternative routes • Date and time of arrival • Average velocity • Odometer • Tachograf functions • Identification of the driver • Driven hours • Mileage Systems and Control Laboratory
Commercial Vehicle Fleet Management System: The Structure of the Vehicle Unit Sensor CAN GSM GPRS Shared memory Functional units Monitoring and saving CAN adatok Brake pressure GSM Communication Display WLAN Control Brake testing Camera RF modems Bluetooth Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Research and Development Functions • Identification of vehicle dynamics • Design of parameter detectors • Black-box function • Safety control Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Recognition of the Lane Geometry Perspective image taken by the camera Top view of the perspective image Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Results with the Integrated Controller Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Server Functions User request Functional Server DataBase Connection DataBase DataBase Query / Modification Fleet Management Functions Req. Communication Server User Interface (applet) Vehicle SMS receiving / sending M20 GSM GSM information processing SMS GPRS DataBase Query / Modification Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Functional Server Fleet scheduling (Logistic) Fleet setup Trace Maintenance Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Trace Function DataBase Functional Server Map Map download request Position changed Notification Position request Request for SMS sending Communication Server Vehicle M20 GSM SMS Systems and Control Laboratory
Communication Server SMS receiving / sending Commercial Vehicle Fleet Management System: Communication Server DataBase Functional Server User requests Data Request for SMS sending Vehicle M20 GSM SMS Saving vehicle parameters M20 Systems and Control Laboratory
Commercial Vehicle Fleet Management System: More reseach and development functions • Development of fault-tolerant control algorithms • The design of stereo vision in the navigation function • Prevention of unintended lane departure • Avoidance of obstacles • Development of the distributed vehicle systems • Real-time requirements • On-line re-configuration Systems and Control Laboratory
Commercial Vehicle Fleet Management System: Functionality and Complexity of the System Functionality Diag-nostics package Traffic man-agement Safety pack Cargo/vehicle security Economy package On-line intervention Function restriction Sound and visual information Complexity Communication with other vehicles Vehicle positions Systems and Control Laboratory
Commercial Vehicle Fleet Management System More information: Url: http://daedalus.scl.sztaki.hu/nkfp Phone: (361) 279-6000 Fax: (361) 466-7503 Contact persons: Prof. Jozsef Bokor Prof. Laszlo Palkovics Systems and Control Laboratory