The Superior Air Parts Gemini Diesel 100 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
An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system. Most aircraft engines are either piston engines or gas turbines, although a few have been rocket powered and in recent years many ...
, 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
Coppell ( ) is a city in the northwest corner of Dallas County in the U.S. state of Texas. It is a suburb of Dallas and a bedroom community in the Dallas–Fort Worth metroplex. Its population was 42,983 at the 2020 census. A small area in the ...
,
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 territorie ...
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
Superior Aviation Beijing is a Chinese aircraft manufacturer.
Superior was initially formed as Qingdao Haili Helicopter Co and Qingdao Brantly Investment Group, a private venture that purchased the Brantly International rights and tooling to ...
, 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 100 is a three-cylinder
two-stroke
A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a Thermodynamic power cycle, power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being comple ...
,
in-line,
supercharged
In an internal combustion engine, a supercharger compresses the intake gas, forcing more air into the engine in order to produce more power for a given displacement.
The current categorisation is that a supercharger is a form of forced induct ...
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 t ...
with a reduction ratio of 1.586:1.
The engine design uses an
opposed-piston engine
An opposed-piston engine is a piston engine in which each cylinder has a piston at both ends, and no cylinder head. Petrol and diesel opposed-piston engines have been used mostly in large-scale applications such as ships, military tanks, and ...
, 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 opposin ...
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 ...
engine concept.
The engine was originally developed by UK based
Powerplant Developments, who flew development engines for more than 10,000 hours. Superior acquired the company in 2015.
Superior Aviation Group has Acquired the Gemini Diesel Engine
Aviation Pros, 23 April 2015. (retrieved 27 July 2021)
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
A light-sport aircraft (LSA), or light sport aircraft, is a fairly new category of small, lightweight aircraft that are simple to fly. LSAs tend to be heavier and more sophisticated than ultralight (aka "microlight") aircraft, but LSA restrictio ...
.
Specifications (Gemini Diesel 100)
See also
References
External links
*
{{Superior Air Parts
Superior Air Parts engines
Liquid-cooled aircraft piston engines
2010s aircraft piston engines
Aircraft diesel engines