The Honeywell HTS900 is an American
turboshaft
A turboshaft engine is a form of gas turbine that is optimized to produce shaftpower rather than jet thrust. In concept, turboshaft engines are very similar to turbojets, with additional turbine expansion to extract heat energy from the exhaust ...
engine produced by
Honeywell Aerospace
Honeywell Aerospace is a manufacturer of aircraft engines and avionics, as well as a producer of auxiliary power units (APUs) and other aviation products. Headquartered in Phoenix, Arizona, it is a division of the Honeywell International conglome ...
. A growth version of the
LTS101
The Lycoming (now Honeywell) LTS101 is a turboshaft engine family ranging from 650 to 850 shaft horsepower, used in a number of popular helicopters, and, as the LTP101 turboprop, light aircraft. Both models carry the US military designation T702 ...
which it is designed to replace, the HTS900 is in the 1,000 shp (745 kW) class.
At the October 2018
NBAA convention, it was shown with two
electric generator
In electricity generation, a generator is a device that converts motive power (mechanical energy) or fuel-based power (chemical energy) into electric power for use in an external circuit. Sources of mechanical energy include steam turbines, gas ...
s for hybrid
electric aircraft
An electric aircraft is an aircraft powered by electricity.
Electric aircraft are seen as a way to reduce the environmental effects of aviation, providing zero emissions and quieter flights.
Electricity may be supplied by a variety of methods, ...
, and it can be developed up to , targeting a
conversion efficiency
Energy conversion efficiency (''η'') is the ratio between the useful output of an energy conversion machine and the input, in energy terms. The input, as well as the useful output may be chemical, electric power, mechanical work, light (radi ...
of 98%.
Applications
*
Bell ARH-70 Arapaho
The Bell ARH-70 Arapaho was an American four-bladed, single-engine, light military helicopter designed for the United States Army's Armed Reconnaissance Helicopter (ARH) program. With a crew of two and optimized for urban combat, the ARH-70 wa ...
*
Kopter SH09 (Marenco SwissHelicopter SKYe SH09)
*
XTI TriFan 600
The XTI TriFan 600 is a vertical takeoff and landing aircraft currently under development by XTI Aircraft Company.
Development
In June 2017, a 65%-scale proof-of-concept began fabrication at Placerville Airport, California, to validate the ...
Specifications (HTS900)
* Control system:
FADEC
A full authority digital engine (or electronics) control (FADEC) is a system consisting of a digital computer, called an "electronic engine controller" (EEC) or "engine control unit" (ECU), and its related accessories that control all aspects of ai ...
: dual channel
ECU + electromechanical backup
See also
References
External links
Honeywell HTS900 page*
*
{{aeroengine-specs
HTS900
2000s turboshaft engines