Chapt20 lecture

William P. Cunningham University of Minnesota Mary Ann Cunningham Vassar College Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. *See PowerPoint Image Slides for all figures and tables pre-inserted into PowerPoint without notes. Chapter 20 Lecture Outline *

Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Conservation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Utilization Efficiencies ,[object Object],[object Object]

Energy Conversion Efficiencies ,[object Object],[object Object],[object Object],[object Object]

Green Buildings Can Cut Energy Costs ,[object Object],[object Object],[object Object]

Transportation Could Be More Efficient ,[object Object],[object Object],[object Object]

More Efficient Cars Are Available ,[object Object],[object Object],[object Object]

Plug-in Hybrids Are Even More Efficient ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Fuel-cell Vehicles Are Being Developed ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cogeneration Produces Electricity and Heat ,[object Object],[object Object],[object Object],[object Object]

Cogeneration Produces Electricity and Heat ,[object Object],[object Object],[object Object],[object Object],[object Object]

Tapping Solar Energy ,[object Object],[object Object],[object Object],[object Object]

Solar Collectors Can Be Passive or Active ,[object Object],[object Object],[object Object],[object Object]

High Temperature Solar Energy ,[object Object],[object Object],[object Object]

Solar Energy ,[object Object],[object Object]

Promoting Renewable Energy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Photovoltaic Cells Capture Solar Energy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Photovoltaic Cells ,[object Object],[object Object],[object Object],[object Object]

House With Photovoltaic Roof Tiles

Electrical Energy Is Difficult To Store ,[object Object],[object Object],[object Object],[object Object]

Storing Electrical Energy ,[object Object],[object Object]

Fuel Cells ,[object Object],[object Object],[object Object],[object Object],[object Object]

Fuel Cells ,[object Object],[object Object],[object Object],[object Object]

Fuel Cell Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Energy from Biomass ,[object Object],[object Object],[object Object],[object Object]

We Can Burn Biomass ,[object Object],[object Object],[object Object],[object Object],[object Object]

Methane From Biomass Is Clean & Efficient ,[object Object],[object Object],[object Object],[object Object],[object Object]

Anaerobic Production of Methane

Methane ,[object Object],[object Object]

Biofuel Use On Campus ,[object Object],[object Object],[object Object],[object Object]

Ethanol & Biofuels Can Enhance Fuel Supplies ,[object Object],[object Object],[object Object],[object Object]

New Biofuel Sources ,[object Object],[object Object],[object Object],[object Object]

Cellulosic Ethanol May Offer Hope ,[object Object],[object Object],[object Object],[object Object]

Methods For Turning Biomass to Fuels

Could Algae Be A Hope For The Future? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Energy from Earth’s Forces ,[object Object],[object Object],[object Object],[object Object]

Dams ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hydropower Dams Produce Clean Energy

Dams ,[object Object],[object Object],[object Object]

Dam Alternatives ,[object Object],[object Object],[object Object],[object Object]

Wind Energy ,[object Object],[object Object],[object Object],[object Object],[object Object]

Utilizing Wind Resources in the U.S.

Wind Power Pros and Cons ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Wind Resources Map For the Continental U.S.

Getting Electrical Power Where It Is Needed ,[object Object],[object Object],[object Object],[object Object]

Geothermal Energy ,[object Object],[object Object],[object Object],[object Object]

Tidal and Wave Energy ,[object Object],[object Object],[object Object],[object Object]

Ocean Thermal Electric Conversion ,[object Object],[object Object],[object Object],[object Object]

Ideal Scenario for World Energy Consumption 2100

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