Motivation

Guiding Questions

  • How can we services from electricity with the least environmental impact?

Learning objectives

  • You will understand and apply basic principles of electricity

  • You will learn to use models to simplify complex problems and make

    accurate estimates

  • You will calculate cost and energy impacts of electrical efficiency

    measures

  • You will learn to research new options for efficiency savings.

Learning objectives

  • You will understand and apply basic principles of electricity

  • You will learn to use models to simplify complex problems and make accurate estimates

  • You will calculate cost and energy impacts of electrical efficiency measures

  • You will learn to research new options for efficiency savings.

Basic principles of electricity

  • Ohms Law

  • Electromagnetic Induction

  • Alternating Current

Model thinking

  • A model is an approximation that allows us to understand and make

    predictions about a system

  • All are models are wrong, some are useful

  • How do you separate the important factors in a model from the less

    significant?

  • How do you determine which models to use?

  • Ohm's Law is a model

Research skills

  • How do you discover more about a topic?

  • How do you synthesize this information to answer a question?

  • How do you find the right question to ask?

Introduction

  • Why is this topic important?

  • Electricity is a significant energy use in our society

  • Electricity is primarily generated with coal which creates climate

    risk and health impacts

Electricity System

  • Incredibly large and complex

  • Evolved over time

  • Has significant problems

African Transmission Network

Our Electricity System is Fragile

Flow Diagrams

Sankey Energy Diagram

Sankey Carbon Diagram

Flow Diagrams

US Energy Sankey

US Carbon Sankey

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