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Adaptive Cruise Control System ENGR 340 May 5, 2007
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Introduction of Project Design Overview Project Evaluation Conclusion Questions Introduction Overview Evaluation Conclusion
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The Team
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Project Overview
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Project Requirements
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Design Norms
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Nate Sportel Erik Barton Bryan Bandstra Chris Vonk Nate Barker
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Detects the speed and distance of forward vehicles Changes the cruise speed of the equipped vehicle Information display and push button interface Design an Adaptive Cruise Control System
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What are the benefits?
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Safer driving What are the benefits?
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Safer driving Possibility of improved fuel economy What are the benefits?
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Primary Requirements
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1. Detect impeding vehicles 1.Radar 2.Laser Primary Requirements
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1. Detect impeding vehicles 1.Radar 2.Laser 2. Compute if a speed change is necessary Primary Requirements
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1. Detect impeding vehicles 1.Radar 2.Laser 2. Compute if a speed change is necessary 3. Increase or Decrease Speed, if required Primary Requirements
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Secondary Requirements
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External display Secondary Requirements
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External display Audible warning Secondary Requirements
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Design Norms
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Transparency Design Norms
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Transparency Humility Design Norms
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Hardware and Software
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Processor
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Radar
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Display
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Signal Converters
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Miscellaneous
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Software
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What is hardware? Hardware
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What is hardware? Physical components you can touch: Processor Radar Hardware
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What is software? Software
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What is software? Programs running on hardware Microsoft Office Computer games Software
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Block Diagram
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Processor
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What does the processor do? Brains of the system Processor
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Radar
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What does the radar do? Track different impeding vehicles Up to four different vehicles 150 meter, 500 foot range Radar
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Display
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Display information to user Display
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Signal Converters
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Analog to digital Read cruise control status Digital to analog Change cruise control speed Signal Converters
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Miscellaneous
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Convert from different communication languages Miscellaneous
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Software
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Initialization Check Compare Software
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Costs
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2 neoVI$3600 Radar$2200 DE2 board$500 PCB$200 FCC License$60 LCD$200 Connectors/Cables$50 TOTAL$6810 Prototype:
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Processor w/ CAN$400 Radar$2200 PCB$200 Touchscreen$150 TOTAL$2950 Production System:
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Final Outlook
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Acknowledgements
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Final Outlook Valuable learning experience
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Final Outlook Valuable learning experience Glad it’s over
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Acknowledgements: JCI Stew Gray Mark Michmerhuizen Sheetal Patel
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Acknowledgements: Intrepid David Crockett DaimlerChrysler Rene Nieuwenhuizen Highlight Industries
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Acknowledgements: TRW Bill VanderRoest Peter Austen Patrice Mallejac
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Acknowledgements: Calvin College Professor VanderLeest Professor Brouwer Professor Hekman Bob DeKraker Chuck Holwerda
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