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B-52's New F130 Engine Complete Altitude and Operability Testing

Rolls-Royce and the U.S. Air Force validated the F130's ability to meet performance requirements for the B-52 missions, getting closer to flight testing. Engine maker Rolls-Royce announced on Feb. 24, ...
The Aviationist

Pratt & Whitney to Accelerate Development of XA103 NGAP Engine

Engine manufacturer Pratt & Whitney will use new digital design technology to accelerate its work on the XA103, its submission for the U.S. Air Force’s Next Generation Adaptive Propulsion (NGAP) ...
Marine Log

WinGD ammonia-fueled two stroke completes TAT and FAT testing

Swiss-headquartered engine developer WinGD has achieved a major milestone with the completion of both Type Approval Testing (TAT) and Factory Acceptance Testing (FAT) of a 52-centimeter bore ...
Flightglobal

Boom Supersonic seeks to maintain momentum as engine development continues

Boom Supersonic rolls into this year’s Farnborough show one-and-a-half years after embarking on an in-house project to develop an engine for its conceptual supersonic airliner Overture. Taking the ...
Flightglobal

GE Aerospace advances open-fan engine development, insists design will see service

GE Aerospace has started testing key components of its in-development open-fan engine, and executives still insist the fuel-efficient design will find its way on future narrowbody passenger jets. “As ...
Hydrocarbon Processing

World-first type approval and factory acceptance testing for ammonia-fueled two-stroke engine

The testing programs took place on a 52-bore engine to be installed on a 46,000m³ LPG/ammonia carrier on order for EXMAR. The ...

Kratos and GE Aerospace Win U.S. Air Force Award to Design Engine for Expendable Combat Collaborative Aircraft

Kratos brings more than 25 years of experience developing and producing small, affordable engines for UAS, drones, and missile platforms. GE Aerospace adds a century of expertise in propulsion ...
Aviation Week

Boom Advances Supersonic Engine Development Plan

FARNBOROUGH—Boom Supersonic is accelerating development of the Symphony engine for its Mach 1.7 Overture airliner and has expanded its partnership with Standard Aero to include production of the ...
Space.com

Boom Supersonic and Rolls-Royce part ways on engine development

'Rolls' proposed engine design and legacy business model is not the best option,' the supersonic jet maker said in a statement. When you purchase through links on our site, we may earn an affiliate ...

Why doesn’t the world’s largest commercial engine have chevrons?

Boeing's 777X, with its GE9X engines, bucks the trend of incorporating engine chevrons for noise reduction. But is there a ...
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The most complicated new engine has three cylinders, a rotating block, a stationary head, and is shaped like a circle

Most of the internal combustion piston engines built for vehicles throughout history have pretty familiar core designs. The majority of fuel-burning vehicles sold today orient their pistons in inline ...