Fuel Cells - Overview

 

General Fuel Cell Information?

 

*   Electrochemical energy conversion device

*   Converts hydrogen and oxygen into

     electricity, heat, and water

*   First built in 1839 by Sir William Grove

*   NASA began first practical use in 1960s

*   Voltage output:  0.6 – 0.7 Volts/Cell

*   Cells must be connected for larger voltages

*   Classified by type of electrolyte

 

Fuel Cell Applications

*   Various types suitable for various task

*   Powerplants

-        local

-        regional      

*   Transportation

*   Small portable devices

*   Various outer space uses

 

 

Animation:  Ballard Power Systems

 

How Stuff Works – Fuel Cells