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Article: Industry sees promise of piezo injection; Technology lowers emissions in diesel engines.(Insight)
- Article from:
- Automotive News
- Article date:
- April 3, 2006
- Author:
CopyrightCOPYRIGHT 2006 Crain Communications, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Byline: Richard Truett
A new type of high-performance fuel injector starting to appear on European cars could play a big role in helping diesel engines meet stringent U.S. emissions.
It's the piezo injector, a smaller, lighter and faster electronic fuel injector that is expected to debut on an unnamed North American vehicle nameplate in 2008.
In automotive applications such as fuel injectors, crystal structures change shape when electricity is applied. That's known as the piezo electric effect. Piezo is a Greek word that means to apply pressure.
Fuel injectors work like this: Gasoline or diesel fuel from a pump is sent under high ...