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ECE 480 TEAM # 8
Trackside Systems for Sensing/Responding to Changing Conditions (Norfolk Southern)
George Ballios
Michael Dow
Nicholas Vogtmann
Craig Zofchak
Facilitator: Professor Virginia Ayres
© 2008 Ballios Dow Vogtmann Zofchak
Overview
Introduction
Project Description
Sponsor Specifications
Design Solutions
Integration and Communication
Summary
© 2008 Ballios Dow Vogtmann Zofchak
Introduction
Sponsored by Norfolk Southern CorporationClass one railway system operator21,000 route miles in 22 eastern statesServes all major eastern portsComprehensive logistic servicesMost extensive intermodal network in the east
© 2008 Ballios Dow Vogtmann Zofchak
Introduction (Cont.)
Wayside Top of Rail System (TOR)
Current System:100 Gallon TankMechanical Pump Battery and Solar Panel
© 2008 Ballios Dow Vogtmann Zofchak
Project Description
Detect the amount of liquid inside the TOR system
Disable the pump at critical level
Report level locally and potentially remotely
Utilize low power consumption
© 2008 Ballios Dow Vogtmann Zofchak
Liquid Reservoir
Pump Inlets
Low Level Limit
Sponsor Specifications
Non evasive measurement
Sensor may not be placed inside tank
Communication of status (additional feature)
Power consumption: 532-1064mW
Status display screen
© 2008 Ballios Dow Vogtmann Zofchak
Design Solution
Current State of the Art: Ultrasonic level detection
Team 8: Audio pick-up device using cavity modes
Team 8: Dual integration => Robust detection
Long-range communication
© 2008 Ballios Dow Vogtmann Zofchak
Design Solution
Electronics Cabinet
Wall on which low level sensors will be located.
Low Level Limit
Ultrasound
Transducer
PIC decoder/filters
© 2008 Ballios Dow Vogtmann Zofchak
Audio Pick-up
Audio emitting device
Resonate frequencies determined by cavity modes
Digital Audio Receiver
Filters
© 2008 Ballios Dow Vogtmann Zofchak
Integration and Communication Multiplexor for dual signal processing
Long-range antenna for status transmission
Filters
Source: http://remotecontroltech.com/product/LongSwitch.aspx
Summary
Project Description
Sponsor Specifications
Design Solutions
Integration and Communication
© 2008 Ballios Dow Vogtmann Zofchak
Questions?
© 2008 Ballios Dow Vogtmann Zofchak
