Transcript Instrumented Workboot

Instrumented Workboot
Project Team: Nicholas Parrott, Erick Janampa
ECE Faculty Advisor: Dr. John R. LaCourse
Current Date: October 28, 2010
Project Completion Date: April, 2010
Problem Background


Health problems related to entering and exiting
industrial sized trucks and equipment.
Solution:
 Develop
an Instrumented Workboot
 Generate meaningful data for medical professionals
Project Definition
The goal of this project is to develop an instrumented
work boot that will measure and record impact forces
and trajectories associated with foot contact.
Specific Design Objectives
Input x(t)
Data
Collection
Signal
Analysis
Graphical
Display
Output
y(t)
Implementation

Block Diagram of System Implementation
Part 1: Data Collection

Force Sensing Resistors (FSR’s)

Accelerometer

Amplification

A/D Converter
Force Sensor Driver Circuit
Part 2: Signal Analysis

Sampling
 Analog
 Digital

Microcontroller
 ADC/Memory
Part 3: Graphical User Interface

To display collected data

User-friendly

Three Force vs. Time graphs

Real time display
Part 3: Graphical User Interface

Expected Output of Force vs. Time
Testing




Determining the placement of the sensors
Data measured and recorded when user steps down
Calibration
Analog vs. Digital
Estimated Timeline – Fall Semester
Estimated Timeline – Spring Semester
Budget Projection
Budget Estimates
Item(s)
Cost
Sensor Package
$117
Monolithic Op Amp (Driver Circuit)
$0.44
9v Battery
$2
Microcontroller and Components
$50
Work Boots
$75
Total Cost
$244.44
Questions?