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Rolls-Royce announces new hydrogen engine program; updates on hybrid-electric research

Green Car Congress

Rolls-Royce is launching a new leading-edge hydrogen program and also given a further update on its research into hybrid-electric power as it continues to pioneer new forms of aviation sustainability. Two ground tests are planned: on a Rolls-Royce AE 2100 engine in the UK this year and a Rolls-Royce Pearl 15 jet engine at a future date.

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Rolls-Royce supplying two mtu gas engines for first LNG-hybrid tugboat

Green Car Congress

Rolls-Royce is supplying two mtu 16V 4000 M55RN gas engines to Sembcorp Marine Integrated Yard for the construction of the first liquefied natural gas (LNG)-hybrid powered tug. This is the first LNG-hybrid tug to be powered by mtu gas engines. The new engines are part of Rolls-Royce’s Green and High-Tech program.

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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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Mazda introduces series-hybrid plug-in version of MX-30 EV, with rotary engine genset

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The Mazda MX-30 e-Skyactiv R-EV, a plug-in series hybrid model that uses a rotary engine as a generator, made its world premiere at the Brussels Motor Show. Mazda chose to use a rotary engine to power this generator, taking advantage of a rotary engine’s unique ability to produce the required output with a small power unit.

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Air Force contracts LiquidPiston to adapt its rotary X-Engine technology for hybrid-electric propulsion for UAS and orbs

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a developer of advanced rotary internal combustion engines, has adapted its X-Engine technology for the United States Air Force to use in unmanned aerial systems (UAS) as well as “orbs”—urban air mobility (UAM) vehicles designed to carry people and cargo. The X-Engine from LiquidPiston takes a hybrid approach to this problem.

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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

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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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Geely launches Methanol Hybrid Emgrand in China market

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Geely recently launched its Methanol Hybrid Emgrand ( earlier post ) in the Chinese market. The methanol hybrid is based on Geely’s fourth-generation B-segment Modular Architecture (BMA) Emgrand sedan. Geely also offers a non-hybrid methanol-fueled version of the Emgrand. The hybrid houses a 1.8L The hybrid houses a 1.8L

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