1. Project Molalla Microprocessor-based Charge Controller
Team
Andrew Melton
John Turner
Antoinette Realica
Advisor
Dr. Lu
Industry Representative
Mr. Andrew Hui
Intel Corp.
October, 2005
University of Portland School of Engineering

2. Overview Introduction September Goals Accomplishments Plans
Issues/Concerns
Conclusions
October, 2005
University of Portland School of Engineering

3. Introduction Build a microprocessor-based charge controller
Select between pre-existing charging source and solar-powered charging source
Molalla Product
October, 2005
University of Portland School of Engineering

4. Introduction Implemented in hybrid vehicles
Photo taken from:
Implemented in hybrid vehicles
Environmentally-friendly
Flexibility in vehicle power source selection
Present and future technologies
October, 2005
University of Portland School of Engineering

5. September Goals PSpice Modeling Designs for components Research
DC-DC converter and sources
Designs for components
Bill of materials
Research
October, 2005
University of Portland School of Engineering

6. Accomplishments Functional Specifications 1.0 Website
Narrowed down boost designs
Consulted local part suppliers
Began PSpice simulations
PIC Programming
Research
October, 2005
University of Portland School of Engineering

7. Plans Further PSpice Modeling Select boost topology Small scale model
DC-DC converter
Select boost topology
Small scale model
Acquire materials
Research
October, 2005
University of Portland School of Engineering

8. Concerns/Issues Acquiring components for accurate testing
Staying on schedule and within budget
Creating effective PIC transfer function
Maintaining efficiency
large voltage gain = high component stresses
October, 2005
University of Portland School of Engineering

9. Conclusions Progress Functional Specifications 1.0
Search for materials
Small scale model
October, 2005
University of Portland School of Engineering

10. Questions ? October, 2005 University of Portland School of Engineering
October, 2005
University of Portland School of Engineering