Bioenergy in the Classroom: Fermentation in a Bag This project is - - PowerPoint PPT Presentation

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bioenergy in the classroom fermentation in a bag
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Bioenergy in the Classroom: Fermentation in a Bag This project is - - PowerPoint PPT Presentation

Nov 18, 2023 138 likes •368 views

Bioenergy in the Classroom: Fermentation in a Bag This project is supported by an AFRI Cap Grant no. 2011-68005-30407 from the USDA National Institute of Food and Agriculture (NIFA). Procedure ! Add cup water to your bag (60ml) ! Add 1

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Bioenergy in the Classroom: Fermentation in a Bag

This project is supported by an AFRI Cap Grant no. 2011-68005-30407 from the USDA National Institute of Food and Agriculture (NIFA).

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Procedure

! Add ¼ cup water to your bag (60ml) ! Add 1 teaspoon (one level plastic spoon of

yeast to the bag.

! Add your station’s material to the bag (~

1 level spoon’s worth).

! As you seal the bag, be sure to remove all

air.

! Bring to the front of the room and return

to your seat.

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Energy IQ Quiz – Adults

  • How is most of the electricity

generated in the US?

  • Which fossil fuel has the highest use

in the US?

  • In the past ten years, has the

average MPG increased or decreased?

  • Does the the US import more oil than

it produces?

3

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Energy IQ Quiz – MS / HS

  • Which fossil fuel has the highest use

in the US? 25% 33%

  • The term renewable energy means?

50% 66%

  • Why can’t we just switch to electric

cars when we run out of fossil fuels? 50% 60%

4

Dewaters & Powers, 2011

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US Oil Imports

February 4, 2016 5

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The Peak

February 4, 2016 6

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Why Renewable Energy?

  • Sustainable supply of energy
  • Reduce CO2 emission
  • Stronger rural economy

February 4, 2016 7

200 400 600 800 1000

Bioenergy Solar: Photovoltaics Solar: Concentrating Solar Power Geothermal Energy Hydropower Ocean Energy Wind Energy Nuclear Energy Natural Gas Oil Coal

g CO2 eq /kWh

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Where does the US get its energy?

February 4, 2016 8

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Sources of Biomass energy?

February 4, 2016 9

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What%part%of%the%country%has%the% best%woody%biomass?

February 4, 2016 10

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Evolution of Biofuels

February 4, 2016 11

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Second Generation Biofuels

February 4, 2016 12

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February 4, 2016 13

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Cellulosic Ethanol

February 4, 2016 14

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Which Materials Do Yeast Digest?

! Cornmeal ! Corn starch ! Corn kernels ! Sugar ! Sugar substitutes

What factors affect ethanol production?

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Third Generation Biofuels

February 4, 2016 16

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February 4, 2016 17

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Green Crude

February 4, 2016 18

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Design an Ethanol Plant

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Design an Ethanol Plant

Ferment Distill Acid Heat Warm Heat Grind

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Implementation

! How could this activity be implemented in

the curriculum?