Introduction to Hybrid and Electric Vehicle Battery Systems
Students will have an opportunity to perform a battery pack analysis exercise using a real world application and are requested to bring a calculator to class.
What Will You Learn
- Capture customer wants and expectations of the battery system
- Identify factors that drive power and energy requirements
- Determine test program structure
- Compare and contrast the newest relevant battery technologies
- Calculate estimates of electric range and quantify the assumptions
- Critically assess media claims of new battery discoveries
Is This Course For You
Materials Provided
Course Requirements
Topics
- Terminology, Definitions and Conventions
- Brief Review of the Hybrid Market
- Market drivers and expectations
- Market influences
- Competing technologies
- Customer expectations
- Review of Common Vehicle Product Offerings (battery descriptions, power, technology, size, architecture)
- Fundamentals
- Fossil fuel vs. hybrid vs. electric
- Source ragone plot
- Efficiencies, weights
- Cost of fuel (fossil vs. electrons)
- Role of Battery
- ICE vs. electric systems
- Energy vs. power
- Expectations over vehicle lifetime
- Product Liability / FMEA
- Battery Development Cycle
- You don't know what you don't know!
- Why does it take so long and cost so much?
- Cost Factors
- Scope of product: system vs. cells vs. sticks
- $/kW vs. $kWh
- System Considerations
- Electrochemistry Selection
- Safety
- Advance planning for safety tests
- Thermal runaway
- String configuration (series, parallel)
- Range Estimation (hybrid vs. electric)
- Real-life Battery Analysis Exercise (using a contemporary vehicle as an example)
- Battery Pack Design Considerations
- Failure Modes
- Wear-out
- Power and energy degradation
- High resistance / open circuit
- Controller / signal malfunction
- Vehicle Trends
- Plug-in hybrid
- Battery electric
- Demanding applications
- Fuel cell hybrids
- Battery Trends
- Battery Warranty
- Battery Recycling