Difference between revisions of "Voltaic Pile"

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== Voltaic Pile<br> ==
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== Voltaic Pile ==
  
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[[Image:Voltaic pile.png|thumb|right|A copper-zinc voltaic pile.]]
  
The Italian inventor Alessandro Volta invented the first battery in 1799. Volta’s battery was called a “pile” and was a stack (or pile) of discs made of two types of metal—one silver, the other zinc. The discs were separated from each other by a piece of cloth or cardboard that had been soaked in salt water. Volta found that this wet stack of “dissimilar metals” created a small electric current, and this current could be drawn off through wires and used for experiments. However, a pile could generate only a small voltage of 1-2 volts. Several piles—a “battery” of them—could be assembled side by side and connected to each other with metal strips to create a high power energy source. Volta gave his name to units of electrical energy, the “volt.”
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The Italian inventor [[Alessandro Volta|Alessandro Volta invented]] the first battery in 1799. Volta’s battery was called a “pile” and was a stack (or pile) of discs made of two types of metal—one silver, the other zinc. The discs were separated from each other by a piece of cloth or cardboard that had been soaked in salt water. Volta found that this wet stack of “dissimilar metals” created a small electric current, and this current could be drawn off through wires and used for experiments. However, a pile could generate only a small voltage of 1-2 volts. Several piles—a “battery” of them—could be assembled side by side and connected to each other with metal strips to create a high power energy source. Volta gave his name to units of electrical energy, the “volt.”  
  
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== Further Reading ==
  
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[[Milestones:Volta's Electrical Battery Invention, 1799|Volta's Electrical Battery Invention, 1799]] - Recognized as an IEEE Milestone
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[[Category:Power,_energy_&_industry_application]]
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[[Category:Electrochemical_devices_&_processes]]
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[[Category:Batteries]]
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5 (Yes)
 
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Revision as of 20:01, 2 March 2012

Voltaic Pile

A copper-zinc voltaic pile.

The Italian inventor Alessandro Volta invented the first battery in 1799. Volta’s battery was called a “pile” and was a stack (or pile) of discs made of two types of metal—one silver, the other zinc. The discs were separated from each other by a piece of cloth or cardboard that had been soaked in salt water. Volta found that this wet stack of “dissimilar metals” created a small electric current, and this current could be drawn off through wires and used for experiments. However, a pile could generate only a small voltage of 1-2 volts. Several piles—a “battery” of them—could be assembled side by side and connected to each other with metal strips to create a high power energy source. Volta gave his name to units of electrical energy, the “volt.”

Further Reading

Volta's Electrical Battery Invention, 1799 - Recognized as an IEEE Milestone