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Alternative Fuel Technologies Awarded Phase 1 US Army Contract for Ultra-high Pressure Injection System for JP8

Green Car Congress

Alternative Fuel Technology, LLC has been awarded a Phase 1 SBIR contract (W56HZV-10-C-0200) from the US Army to concept design and demonstrate an ultra-high pressure, intensified fuel injection system for use with jet propellant (JP-8) fuel. With most fuel injection systems, JP-8 fuel causes wear and premature failure.

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Jacobs and Tula to cooperate on CDA valve actuation with Dynamic Skip Fire control

Green Car Congress

Cylinder Deactivation leverages Jacobs’ well-established componentry to disable engine valves in selected cylinders allowing a large engine to have the fuel economy of a smaller engine. Also, higher exhaust temperatures in operating cylinders maintain aftertreatment temperatures at low load conditions and start-up.

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Road Test: 2025 Mazda CX-50 Hybrid AWD

Clean Fleet Report

The fuel economy is rated at 39 mpg city/37 highway/38 combined. Fuel economy numbers reported by Clean Fleet Report are non-scientific and represent the reviewer’s driving experience using the dash gauge computer. of torque Fuel economy: 23 city/29/highway/25 combined Base trim price: $40,800 2.5-liter

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Lotus Omnivore Engine Shows Up To 10% Better Fuel Economy Than Spray-Guided GDI Engines; Achieves HCCI At Extremely Light Loads

Green Car Congress

A multi-cylinder version is practical for a wide variety of vehicles and offers greatest benefit to C and D class passenger cars which can take advantage of the low cost architecture and significantly improved fuel economy and emissions. Displacement. Compression ratio. Porting arrangement.

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Verizon replaces 234 vans in New York City with hybrid vans using XL Hybrids technology

Green Car Congress

and will increase fuel economy and reduce carbon dioxide emissions. XL3 hybrid-electric technology leaves the Chevy engine, transmission, fuel system and exhaust system, as well as the complete Chevy warranty, completely intact. The 234 new Verizon vans feature technology installed by XL Hybrids, Inc.,

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Split injection Miller cycle with boost decreases knock tendency and increases torque in downsized engine

Green Car Congress

The Miller cycle also has been shown to improve fuel economy at partial loads, owing to a more widely open throttle (WOT) and lower pumping loss. Knock is suppressed when using these methods, however, the thermodynamic efficiency and fuel economy are degraded.

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Study finds POMDME-diesel blends cut soot up to 34% with no NOx increase

Green Car Congress

The team examined blends of 5% and 10% POMDME in diesel in a single-cylinder heavy-duty diesel engine to gain an overview of the blend’s impact on engine performance and exhaust emissions. A paper on their work appears in the journal Fuel. Left: Smoke emissions. Right: NO x emissions. Iannuzzi et al. Click to enlarge. 2017.04.089.

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