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[[File:Award of the AHS Sikorsky Prize.jpg|thumbnail|AHS International announced AeroVelo as the winner of its Igor I. Sikorsky Human Powered Helicopter Competition on 11 July 2013. Left to right: Cameron Robertson and Todd Reichert, AeroVelo; Mark Miller, Sikorsky Aircraft Corp; Mike Hirschberg, AHS International.]]
[[File:Award of the AHS Sikorsky Prize.jpg|thumbnail|AHS International announced AeroVelo as the winner of its Igor I. Sikorsky Human Powered Helicopter Competition on 11 July 2013. Left to right: Cameron Robertson and Todd Reichert, AeroVelo; Mark Miller, Sikorsky Aircraft Corp; Mike Hirschberg, AHS International.]]


[[AeroVelo]], a team of students and graduates of the [[University of Toronto]], began flight testing its Atlas [[quadcopter|quad rotor]] HPH on 28 August 2012.<ref>{{cite web|url=http://vtol.org/news/ahs-congratulates-aerovelo-for-human-powered-helicopter-first-flight |title=AHS Congratulates AeroVelo for Human Powered Helicopter First Flight! |publisher=AHS International |date=August 28, 2012 |accessdate=October 18, 2012}}</ref> The core team of AeroVelo is the same group that created [[UTIAS Snowbird|Snowbird]], the first successful human-powered [[ornithopter]].<ref>{{cite web|url=http://www.aerovelo.com/2013/06/22/snowbird-featured-in-honda-commercial/ |title=Snowbird Ornithopter Featured in Honda Commercial |publisher=AeroVelo |author=Sherry Shi |date=22 June 2013 |accessdate=16 July 2013 |deadurl=yes |archiveurl=https://web.archive.org/web/20130701223752/http://www.aerovelo.com/2013/06/22/snowbird-featured-in-honda-commercial/ |archivedate=1 July 2013 }}</ref> The Atlas is the largest HPH ever flown,<ref>{{cite web|url=http://vtol.org/hph-news |title=Vertiflite, "Human Powered Helicopters Rise Higher"|publisher=AHS International |date=November–December 2012 |accessdate=July 12, 2013}}</ref> and has a tip-to-tip rotor span of {{convert|154|ft|m|abbr=on}}, second only to the Russian [[Mil V-12]].<ref>{{cite web
[[AeroVelo]], a team of students and graduates of the [[University of Toronto]], began flight testing its Atlas [[quadcopter|quad rotor]] HPH on 28 August 2012.<ref>{{cite web|url=http://vtol.org/news/ahs-congratulates-aerovelo-for-human-powered-helicopter-first-flight |title=AHS Congratulates AeroVelo for Human Powered Helicopter First Flight! |publisher=AHS International |date=August 28, 2012 |accessdate=October 18, 2012}}</ref> The core team of AeroVelo is the same group that created [[UTIAS Snowbird|Snowbird]], the first successful human-powered [[ornithopter]].<ref>{{cite web|url=http://www.aerovelo.com/2013/06/22/snowbird-featured-in-honda-commercial/ |title=Snowbird Ornithopter Featured in Honda Commercial |publisher=AeroVelo |author=Sherry Shi |date=22 June 2013 |accessdate=16 July 2013 |url-status=dead |archiveurl=https://web.archive.org/web/20130701223752/http://www.aerovelo.com/2013/06/22/snowbird-featured-in-honda-commercial/ |archivedate=1 July 2013 }}</ref> The Atlas is the largest HPH ever flown,<ref>{{cite web|url=http://vtol.org/hph-news |title=Vertiflite, "Human Powered Helicopters Rise Higher"|publisher=AHS International |date=November–December 2012 |accessdate=July 12, 2013}}</ref> and has a tip-to-tip rotor span of {{convert|154|ft|m|abbr=on}}, second only to the Russian [[Mil V-12]].<ref>{{cite web
| quote = With a maximum diagonal dimension of 154 feet (46.9 meters), Atlas is the second-largest helicopter ever built, coming in behind the Russian Mil V-12.
| quote = With a maximum diagonal dimension of 154 feet (46.9 meters), Atlas is the second-largest helicopter ever built, coming in behind the Russian Mil V-12.
| url = http://www.verticalmag.com/news/article/AeroVelo-team-wins-elusive-Sikorsky-Prize-for-human-powered-#.Uea3K40mdQA
| url = http://www.verticalmag.com/news/article/AeroVelo-team-wins-elusive-Sikorsky-Prize-for-human-powered-#.Uea3K40mdQA
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|quote=The graph shows how the induced power is reduced in proximity to the ground, where h/R is the fraction of the height to the rotor radius.
|quote=The graph shows how the induced power is reduced in proximity to the ground, where h/R is the fraction of the height to the rotor radius.
|accessdate=2013-07-19
|accessdate=2013-07-19
|deadurl=yes
|url-status=dead
|archiveurl=https://web.archive.org/web/20130715054234/http://www.aerovelo.com/projects/helicopter/tech-info
|archiveurl=https://web.archive.org/web/20130715054234/http://www.aerovelo.com/projects/helicopter/tech-info
|archivedate=2013-07-15
|archivedate=2013-07-15
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==Operational history==
==Operational history==
On 13 June 2013, AeroVelo flew its Atlas HPH and submitted data from the flight to AHS International. During the 13 June 2013 flight, occurring at 12:43PM EDT, the team managed to keep Atlas in the air for 64.11 seconds, reach a peak altitude of {{convert|3.3|m|ft|abbr=on}} and drift no more than {{convert|9.8|m|ft|abbr=on}} from the starting point.<ref>{{cite web|url=http://www.ctvnews.ca/sci-tech/u-of-t-engineers-make-history-with-first-human-powered-helicopter-1.1362742 |title=U of T engineers make history with first human-powered helicopter |publisher=ctvnews.ca |date=July 11, 2013}}</ref><ref>{{cite web|url=http://www.aerovelo.com/2013/07/11/aerovelo-officially-awarded-ahs-sikorsky-prize/ |title=AeroVelo Officially Awarded AHS Sikorsky Prize! |publisher=aerovelo.com |date=July 11, 2013 |deadurl=yes |archiveurl=https://web.archive.org/web/20130715005946/http://www.aerovelo.com/2013/07/11/aerovelo-officially-awarded-ahs-sikorsky-prize |archivedate=July 15, 2013 }}</ref>
On 13 June 2013, AeroVelo flew its Atlas HPH and submitted data from the flight to AHS International. During the 13 June 2013 flight, occurring at 12:43PM EDT, the team managed to keep Atlas in the air for 64.11 seconds, reach a peak altitude of {{convert|3.3|m|ft|abbr=on}} and drift no more than {{convert|9.8|m|ft|abbr=on}} from the starting point.<ref>{{cite web|url=http://www.ctvnews.ca/sci-tech/u-of-t-engineers-make-history-with-first-human-powered-helicopter-1.1362742 |title=U of T engineers make history with first human-powered helicopter |publisher=ctvnews.ca |date=July 11, 2013}}</ref><ref>{{cite web|url=http://www.aerovelo.com/2013/07/11/aerovelo-officially-awarded-ahs-sikorsky-prize/ |title=AeroVelo Officially Awarded AHS Sikorsky Prize! |publisher=aerovelo.com |date=July 11, 2013 |url-status=dead |archiveurl=https://web.archive.org/web/20130715005946/http://www.aerovelo.com/2013/07/11/aerovelo-officially-awarded-ahs-sikorsky-prize |archivedate=July 15, 2013 }}</ref>


After its panel of vertical flight technical experts reviewed the data from the flight, AHS International announced that the flight had met the requirements of the competition and that AeroVelo had officially won the $250,000 prize on 11 July 2013.<ref name="paur">{{cite web |url=https://www.wired.com/autopia/2013/07/human-powered-helicopter-prize/ |title=Canadian Team Claims $250,000 Prize for Human-Powered Helicopter |work=[[Wired (magazine)|Wired]] |author=Jason Paur |date=July 11, 2013 |accessdate=July 11, 2013}}</ref><ref name=":1">{{cite web|url=http://vtol.org/publications/ahs-press-releases/hph-press-release/hph-competition-winner|title=AeroVelo Team Wins AHS International's 33-Year-Old Igor I. Sikorsky Human Powered Helicopter Competition |publisher=AHS International |date=July 11, 2013}}</ref><!-- ==Variants== -->
After its panel of vertical flight technical experts reviewed the data from the flight, AHS International announced that the flight had met the requirements of the competition and that AeroVelo had officially won the $250,000 prize on 11 July 2013.<ref name="paur">{{cite web |url=https://www.wired.com/autopia/2013/07/human-powered-helicopter-prize/ |title=Canadian Team Claims $250,000 Prize for Human-Powered Helicopter |work=[[Wired (magazine)|Wired]] |author=Jason Paur |date=July 11, 2013 |accessdate=July 11, 2013}}</ref><ref name=":1">{{cite web|url=http://vtol.org/publications/ahs-press-releases/hph-press-release/hph-competition-winner|title=AeroVelo Team Wins AHS International's 33-Year-Old Igor I. Sikorsky Human Powered Helicopter Competition |publisher=AHS International |date=July 11, 2013}}</ref><!-- ==Variants== -->

Revision as of 02:58, 27 September 2019

Atlas
Aerial view taken soon after the first flight of AeroVelo's Atlas human-powered helicopter
Role Human-powered helicopter
National origin Canada
Manufacturer AeroVelo
Number built 1
AHS Sikorsky Prize-winning flight of AeroVelo's Atlas human-powered helicopter

The AeroVelo Atlas is a human-powered helicopter (HPH) that was built for AHS International's Igor I. Sikorsky Human Powered Helicopter Competition. On 13 June 2013, it became the first aircraft to achieve the goals of the competition and thus won the prize.

Design and development

AHS International announced AeroVelo as the winner of its Igor I. Sikorsky Human Powered Helicopter Competition on 11 July 2013. Left to right: Cameron Robertson and Todd Reichert, AeroVelo; Mark Miller, Sikorsky Aircraft Corp; Mike Hirschberg, AHS International.

AeroVelo, a team of students and graduates of the University of Toronto, began flight testing its Atlas quad rotor HPH on 28 August 2012.[1] The core team of AeroVelo is the same group that created Snowbird, the first successful human-powered ornithopter.[2] The Atlas is the largest HPH ever flown,[3] and has a tip-to-tip rotor span of 154 ft (47 m), second only to the Russian Mil V-12.[4][5][6][7]

The peak power of 1.1 kW (1.5 hp) was generated only during the first few seconds to climb to the required 3-metre (9.8 ft) altitude. By the end of the flight, power had reduced to 600 W (0.80 hp). Todd Reichert, the pilot and a racing cyclist, had specifically trained for such a power profile.[8] The design specifically took advantage of the ground effect possible by the altitude required to win the prize.[7]

Control was created by leaning the bike, which flexed the entire helicopter frame, tilting the rotor axes.[8]

Operational history

On 13 June 2013, AeroVelo flew its Atlas HPH and submitted data from the flight to AHS International. During the 13 June 2013 flight, occurring at 12:43PM EDT, the team managed to keep Atlas in the air for 64.11 seconds, reach a peak altitude of 3.3 m (11 ft) and drift no more than 9.8 m (32 ft) from the starting point.[9][10]

After its panel of vertical flight technical experts reviewed the data from the flight, AHS International announced that the flight had met the requirements of the competition and that AeroVelo had officially won the $250,000 prize on 11 July 2013.[11][12]

Specifications

Data from Aviation Week and Space Technology 15 July 2013[8]

General characteristics

  • Crew: 1
  • Empty weight: 55 kg (122 lb)
  • Gross weight: 128 kg (282 lb)
  • Powerplant: 1 × human , 1.1 kW (1.5 hp)
  • Main rotor diameter: 4 × 20.2 m (66 ft 2 in)
  • Main rotor area: 1,282 m2 (13,768 sq ft)

Performance

  • Service ceiling: 3.3 m (11 ft)

See also

References

  1. ^ "AHS Congratulates AeroVelo for Human Powered Helicopter First Flight!". AHS International. August 28, 2012. Retrieved October 18, 2012.
  2. ^ Sherry Shi (22 June 2013). "Snowbird Ornithopter Featured in Honda Commercial". AeroVelo. Archived from the original on 1 July 2013. Retrieved 16 July 2013.
  3. ^ "Vertiflite, "Human Powered Helicopters Rise Higher"". AHS International. November–December 2012. Retrieved July 12, 2013.
  4. ^ "Aerovelo Team Wins Elusive Sikorsky Prize for Human-Powered Helicopter". Vertical Magazine. 2013-07-11. Retrieved 2013-07-17. With a maximum diagonal dimension of 154 feet (46.9 meters), Atlas is the second-largest helicopter ever built, coming in behind the Russian Mil V-12. {{cite web}}: Italic or bold markup not allowed in: |publisher= (help)
  5. ^ Matt Thurber (July 16, 2013). "Third-largest Monetary Prize in Aviation History Awarded". Aviation International News Online. Retrieved 2013-07-17. The Atlas is the second-largest helicopter ever built–154 feet from rotor tip to tip–according to AeroVelo (the Mil V-12 is the largest) {{cite web}}: Italic or bold markup not allowed in: |publisher= (help)
  6. ^ Graham Warwick (July 15, 2013). "Canada's AeroVelo Wins Human-Powered Helo Prize". Aviation Week. Retrieved 2013-07-18. Atlas has a rotor diameter of 66.2 ft., total span of 153.9 ft. and disk area of 13,730 sq. ft.—making it larger than any production helicopter.
  7. ^ a b "Technical Information". AeroVelo. Archived from the original on 2013-07-15. Retrieved 2013-07-19. The graph shows how the induced power is reduced in proximity to the ground, where h/R is the fraction of the height to the rotor radius.
  8. ^ a b c Graham Warwick (July 12, 2013). "Human + Helo - How AeroVelo Won the Prize". Aviation Week. Retrieved 2013-07-15.
  9. ^ "U of T engineers make history with first human-powered helicopter". ctvnews.ca. July 11, 2013.
  10. ^ "AeroVelo Officially Awarded AHS Sikorsky Prize!". aerovelo.com. July 11, 2013. Archived from the original on July 15, 2013.
  11. ^ Jason Paur (July 11, 2013). "Canadian Team Claims $250,000 Prize for Human-Powered Helicopter". Wired. Retrieved July 11, 2013.
  12. ^ "AeroVelo Team Wins AHS International's 33-Year-Old Igor I. Sikorsky Human Powered Helicopter Competition". AHS International. July 11, 2013.