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LiquidPiston introduces XTS-210 25hp heavy-fueled rotary engine; 1/5th size & weight of current diesel piston engines of same power

Green Car Congress

LiquidPiston, an innovator of compact and efficient engine technology and hybrid power systems, intends to commercialize the XTS-210, a 25-horsepower, two-stroke, supercharged, liquid-cooled, 210cc rotary engine. XTS-210 engine core (left) compared to 25 hp Kohler KDW1003 (right). Earlier post.)

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Nacero awards 20-year wind power purchase agreement to NextEra for natural gas-to-gasoline plant in Texas

Green Car Congress

Texas-based Nacero, a company seeking to produce low- and zero-lifecycle carbon footprint gasoline blendstock ( earlier post ) has awarded a subsidiary of NextEra Energy Resources, LLC a 20-year power purchase agreement to supply wind power to Nacero’s planned flagship manufacturing facility in Penwell, Texas.

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Load-control strategies for ammonia-hydrogen dual-fuel engine for hybrid power systems

Green Car Congress

A team at Beijing University of Technology has evaluated four load control strategies—throttle, ammonia-hydrogen ratio, air–fuel ratio, and variable valve timing—for an ammonia-hydrogen dual fuel Miller cycle spark ignition engine in a hybrid system. The engine—a Miller cycle engine with a compression ratio of 10.7—was

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Toyota developing hydrogen combustion engine technologies through motorsports

Green Car Congress

Toyota Motor Corporation is developing a hydrogen combustion engine in an effort to move toward a carbon-neutral mobility society. It has installed the engine—a 1.6L It has installed the engine—a 1.6L Toyota has long engaged in the innovation of engine technology.

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Bosch and Weichai Power boost efficiency of Weichai truck diesel engines from 46% to 50%

Green Car Congress

Bosch and Weichai Power have increased the efficiency of Weichai truck diesel engines from their current level of roughly 46% to 50%. Even though the diesel engine is nearly 130 years old, its development continues. Bosch provides its modular common-rail system for the six-cylinder diesel engine with 12.9

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ORNL team achieves diesel-like efficiency with SI engine

Green Car Congress

A team at Oak Ridge National Laboratory (ORNL) has achieved diesel-like efficiency in a single-cylinder spark-ignition (SI) research engine while maintaining compatibility with stoichiometric 3-way catalyst (TWC) systems. A paper on their work is published in the International Journal of Engine Research. Splitter et al.

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Blue Bird working with Lightning eMotors to offer electric repower option for gasoline- and propane-powered school buses

Green Car Congress

Blue Bird Corporation will offer a factory-certified electric repower program on select gasoline- and propane-powered Blue Bird school buses. Blue Bird will launch the repower program in 2023 for gasoline- and propane-powered Blue Bird Vision Type C school buses built after September 2021.