Slide Template forScientific Presentations:Dark Background

Michael Alley

College of EngineeringVirginia Tech

February 15, 2003

7

Our work shows that atmospheric mercury depletion events lead to increased mercury in surface snow

Title of Presentation (36 Points, Arial, Bold)

NameNameName

DepartmentInstitution

Date

KeyImage

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Kevin DesrosiersHolly GrammerDr. D. J. Nelson

Fuel Cell Group

Virginia Tech

April 23, 2002

Evaluation of Novel and Low-Cost Materials for Bipolar Platesin PEM Fuel Cells

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This presentation focuses on… (complete sentence, but go no more than two lines)

Topic 1

Image forTopic 1

Topic 2

Image forTopic 2

Topic 3

Image forTopic 3

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This presentation evaluates composite materials for the bipolar plates of fuel cells

Role of bipolar plates in fuel cells

Comparison of bipolar plate materials

Evaluation of bipolar plate performance

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This sentence headline introduces the first topic (28 points, left justified, no more than two lines)

Subordinate point (keep point to no more than two lines)

Imageabout

first topic

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Fuel cells are devices for energy conversion

[Breakthrough Technologies Institute/Fuel Cells 2000]

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This sentence headline introduces the 2nd topic (28 points, left justified, no more than two lines)

First point (keep points to no more than two lines)

Second point (follows in sequence from first)

Third point (follows in sequence from second)

Imageabout

second topic

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9

Normalized friction factors and Nusselt numbers correlated our data with the data of others

Reynolds Number

Nuo, fo

TwallTinletHeat Flux, q˝

h

Nu

Tbulk

Pressure Drop

Friction Factor, f 22 bulkair

htap

ux

DdPf

4.08.00 PrRe023.0 Nu

2.00 Re046.0 f

air

h

k

DhNu

Pressure Taps ThermocouplesVenturi Meter Voltmeter

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This sentence headline introduces the third topic (28 points, left justified, no more than two lines)

First point (keep points to no more than two lines)

Second point (parallel in structure to the others)

Third point (parallel in structure to the others)

Imageabout

third topic

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Composite materials are ideal for bipolar plates

Advantages

Easy to shape

Light in weight

Resistant to corrosion

Disadvantages

Low conductivity

High cost (at present)

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In summary,… (here, you state your most important conclusion of the work)

Supporting point (no more than two lines)

Another supporting point (parallel to the first)

A third supporting point (parallel to the first)

Image that supports

conclusion

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13

Wires not harnessed to prevent contact with housing

In summary, the unit failed because of a short-circuit created by abrasion of wire insulation

Questions?

Wire abraded against housing, exposing conductor

Short circuit to ground created where wire contacted housing