The Superior Air Parts Gemini Diesel 125 is a
diesel
Diesel may refer to:
* Diesel engine, an internal combustion engine where ignition is caused by compression
* Diesel fuel, a liquid fuel used in diesel engines
* Diesel locomotive, a railway locomotive in which the prime mover is a diesel engin ...
aircraft engine, under development by
Superior Air Parts
Superior Air Parts, Inc. is a Chinese-owned manufacturer of aviation piston engine replacement parts, headquartered in Coppell, Texas, United States. The company has been owned by Superior Aviation Beijing since 2010.
History
Superior Air Pa ...
of
Coppell, Texas,
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...
for use in
homebuilt aircraft
Homebuilt aircraft, also known as amateur-built aircraft or kit planes, are constructed by persons for whom this is not a professional activity. These aircraft may be constructed from "scratch", from plans, or from assembly kits.Armstrong, Kenn ...
.
[Tacke, Willi; Marino Boric; et al: ''World Directory of Light Aviation 2015-16'', pages 262-263. Flying Pages Europe SARL, 2015. ]
The company is owned by the Chinese company
Superior Aviation Beijing, which is 60% owned by Chairman Cheng Shenzong and 40% owned by
Beijing E-Town
Beijing E-Town is an economic development agency of the Beijing municipal government that traces its origins to 1994 when the Beijing government chartered an entity to help foster high tech manufacturing in Beijing.
E-Town supports high-tech ...
, an economic development agency of the municipal government of
Beijing
}
Beijing ( ; ; ), alternatively romanized as Peking ( ), is the capital of the People's Republic of China. It is the center of power and development of the country. Beijing is the world's most populous national capital city, with over 21 ...
.
Design and development
The Gemini Diesel 125 is a three-cylinder
two-stroke
A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being completed in one revolution of ...
,
in-line,
supercharged liquid-cooled, diesel engine design. It produces , with a
helical gear
A gear is a rotating circular machine part having cut teeth or, in the case of a cogwheel or gearwheel, inserted teeth (called ''cogs''), which mesh with another (compatible) toothed part to transmit (convert) torque and speed. The basic p ...
mechanical gearbox
reduction drive
A reduction drive is a mechanical device to shift rotational speed. A planetary reduction drive is a small scale version using ball bearings in an epicyclic arrangement instead of toothed gears.
Reduction drives are used in engines of all kinds ...
with a reduction ratio of 1.586:1.
The engine design uses an
opposed-piston engine, with "two-opposing-pistons-per-cylinder", based upon the
Second World War
World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposi ...
6-cylinder, 12-piston
Junkers Jumo 205
The Jumo 205 aircraft engine was the most famous of a series of aircraft diesel engines produced by Junkers. The Jumo 204 first entered service in 1932. Later engines of this type comprised the experimental Jumo 206 and Jumo 208, with the Jumo 2 ...
engine concept.
The engine will not be
type certified
A type certificate signifies the airworthiness of a particular category of aircraft, according to its manufacturing design (''type design''). It confirms that the aircraft of a new type intended for serial production, is in compliance with applica ...
and is therefore intended for homebuilt and
light-sport aircraft.
Specifications (Gemini Diesel 125)
See also
References
External links
*
{{Superior Air Parts
Superior Air Parts engines
Liquid-cooled aircraft piston engines
2010s aircraft piston engines
Aircraft diesel engines