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#1 (permalink) |
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6.0 Liter Vortec V8
Join Date: Mar 2007
Location: U.S.A!!!
Drives: 1998 Ford Taurus SE
Posts: 1,932
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HCCI: GM making advances with its "newest" fuel-economy improving engine tech
From MotorTrend.
Sorry if its a repost or already known information. Some info on GM's Homogeneous Charge Compression Ignition (HCCI) engines. Click Link for Article: http://www.motortrend.com/features/a...tem/index.html
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-JD |
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#2 (permalink) | |
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6.0 Liter Vortec V8
Join Date: Jun 2008
Location: Travis AFB, CA
Posts: 1,771
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
I read about it before (I think Car and Driver)...it's a pretty cool technology, and I hope it works for the long term.
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#3 (permalink) |
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6.0 Liter Vortec V8
Join Date: Jan 2004
Location: Chicago
Posts: 1,931
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
Looks like they're making very rapid progress with HCCI. They weren't even talking about this a 18 months ago.
I bet with its narrow band of operation, it's well suited to powering, oh, say, a range-extender engine on, oh, maybe, plug-in hybrid? D'ya think? |
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#4 (permalink) | |
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6.0 Liter LS2 V8
Join Date: May 2005
Location: Just right here
Drives: 1980 'Vette
Posts: 4,972
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
What a great find. Most excellent.
Did anyone else catch the "using less than half the gasoline" comment? Whoah. I can see it now..... Quote:
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Of all the properties which belong to honorable men, not one is so highly prized as that of character. Henry Clay |
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#5 (permalink) |
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3.9 Liter V6
Join Date: Sep 2004
Location: Detroit, MI
Drives: 1999 Lincoln Continental
2004 CTS
Posts: 760
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
i can see this in application by the end of the next year. 35mpg average here we come.
now i'm somewhat confured though, i know hcci comusts gasoline by compression, but is gm working on a system where they inject water into the cylinder every fourth cycle to reduce the gas usage further or is that a different system that i'm thinking of?
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99 Lincoln Continental 04 Cadillac CTS 3.6 Luxury/ Infotainment |
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#7 (permalink) |
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7.0 Liter LS7 V8
Join Date: Dec 2007
Location: West Chester, OH
Drives: Chevrolet Malibu LS, GMC Envoy SLE, GMC Sonoma SLS
Posts: 5,493
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
Interesting. Wonder if it'll add to the cost of the car at all?
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Proud to drive American. Proud to drive GM. Current Cars: 2007 Chevrolet Malibu LS: 2.2L ECOTEC I-4 2003 GMC Envoy SLE: 4.2L Vortec 4200 I-6 1998 GMC Sonoma SLS Ext. Cab: 4.3L Vortec 4300 V6 Former Cars: 1993 Saturn SW2 (1993-2006, 243,000 miles) 1989 GMC Safari SLT (1989-2003, 293,000 miles) Future Car: 2010 Chevrolet Camaro 2LT RS: 3.6L DI VVT V6
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#8 (permalink) |
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3.8 Liter V6
Join Date: Jun 2005
Location: Utah
Drives: 2007 Aura XR
Posts: 341
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
No, all new technology is free and R&D cost nothing.
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2008 Avalanche LTZ 2007 Aura XR One machine can do the work of fifty ordinary men. No machine can do the work of one extraordinary man. - Elbert Hubbard |
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#9 (permalink) |
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1.8 Liter ECOTEC
Join Date: Jun 2008
Posts: 45
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
Great!
Let's get this science project in commercials and in the showroom! Things like this cold help make Saturn a real volume-seller. "re-think?" |
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#10 (permalink) |
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1.8 Liter ECOTEC
Join Date: Jun 2008
Posts: 45
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Re: HCCI: GM making advances with its "newest" fuel-economy improving engine tech
Every flimsy switch, every panel of sheetmetal not changed from platform mate, and every technology featured not put into the DIC, instrument cluster, or radio, has paid for this R&D science project. I hope it gets deployed. |
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