The Boeing HALE is a concept for "high altitude, long endurance"
unmanned aerial vehicle
An unmanned aerial vehicle (UAV), commonly known as a drone, is an aircraft without any human pilot, crew, or passengers on board. UAVs are a component of an unmanned aircraft system (UAS), which includes adding a ground-based controll ...
s.
Two demonstration HALE aircraft are currently under development:
[Haddox, Chris]
"SolarEagle (Vulture II) Backgrounder"
''Boeing Phantom Works'', September 2010. Retrieved: 18 October 2010.
* The
hydrogen powered Phantom Eye
The Boeing Phantom Eye was a high altitude, long endurance (HALE) liquid hydrogen-powered unmanned aerial vehicle developed by Boeing Phantom Works. The aircraft was Boeing's proposal to meet the demand from the US military for unmanned drone ...
.
* The
solar-
electric
Electricity is the set of physical phenomena associated with the presence and motion of matter that has a property of electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by ...
SolarEagle.
The HALE concept for surveillance missions includes flight altitudes above 65,000 ft, for endurance periods of days, months and even years – far beyond the 30-hour endurance of
RQ-4 Global Hawk
The Northrop Grumman RQ-4 Global Hawk is a high-altitude, remotely-piloted surveillance aircraft of the 1990s–2020s. It was initially designed by Ryan Aeronautical (now part of Northrop Grumman), and known as Tier II+ during development. The ...
.
See also
*
AeroVironment Global Observer
The AeroVironment Global Observer is a concept for a high-altitude, long endurance unmanned aerial vehicle, designed by AeroVironment (AV) to operate as a stratospheric geosynchronous satellite system with regional coverage.
Two Global Observer ...
*
DARPA Vulture
The Boeing SolarEagle (Vulture II) was a proposed High-Altitude Long Endurance (HALE) unmanned aerial vehicle solar-electric spy plane developed by Boeing Phantom Works.Haddox, Chris"SolarEagle (Vulture II) Backgrounder" ''Boeing Phantom Works' ...
*
QinetiQ Zephyr
The Airbus Zephyr is a series of lightweight solar-powered unmanned aerial vehicles (UAV). The latest model is a high-altitude platform station capable of flying at for months at a time without fueling. It has a wingspan of and weighs .
Deve ...
References
{{UAV-stub
Unmanned aerial vehicles of the United States
HALE
Hale may refer to:
Places Australia
*Hale, Northern Territory, a locality
*Hale River, in southeastern Northern Territory
Canada
*Hale, Ontario, in Algoma District United Kingdom
* Hale, Cumbria, a hamlet near Beetham, Cumbria
*Hale, Greater Man ...