2011- Vermont Technical College Electro-Mechanical Senior Project Networked Advanced Vehicle Anti-Tamper & Alert System Tim Quinn, Jacques Dupuis, Henry Mossell
Check Feasibility for Different Sensors Discrete Package Robust Water Proof Easy to Replace Sensitivity 5 Volt Max current A Detection is directly under the Vehicle
PIR Mounted Under a Table Walk by, crawl under, with shield Simulated Tumbleweed at Various Temperatures Ultra-Sonic Mounted Under a Table Crawl under Simulated detonation cord placement Pitot Tube Simulated wind gusts Ping Pong Simulated wind gusts
Sensor 5 Volt WaterProofRobust Easy to Replace DiscreteSensitivity PIRXXXXXX Ultra-SonicXXX_ Pitot TubeX_ Ping Pong Gust Detector XX_
Freescale MPX to 10 kPa (1.45 psi) Ratio metric 25 mV fullscale output Susceptible to dirt and debris
5V input, Analog or Digital output Easy interfacing, durable, enclosed by lens, easily replicable 10 meter PIR: 116° of viewing up to 10meters Slight Motion PIR: 102° of view up to 2meters
To design a system that uses a Passive Infrared Sensors to detect a real threat to the vehicle. An array of PIRs shall be mounted in the under carriage pointed in a direction that allows for complete coverage under the vehicle. The sensors will only be deployed when the alarm is activated.
CANH CANL CAN Sleep Config IN +5 V GND Linear Actuator HCS08 CAN Transceiver Current Sensor Demo /Test Circuit PIR Earth Magnet H-Bridge Turck IP65 Connectors
6061 machined Aluminum housing Rubber O-ring seals for cover and side door 5V mini linear actuator 30mm stroke PCB boards mounted on either side of actuator Actuator extends PIR into open view when vehicle is shut off and armed with NAVATA system
PartsTypeCosts SensorsPIR$30.00 Ultrasonic$26.00 Keller Pressure$ Freescale Pressure$5.24 Housing6061 Aluminum Stock$50.00 O-Ring Seal$10.00 Rare Earth Magnet$10.00 Linear Solenoid$31.00 $ Labor252 hours ($100/hr)$25, Total Parts and LaborPIR$25, Ultrasonic$25, Keller Pressure$25, Freescale Pressure$25,306.24
Questions?