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hélicoptère à rotors en tandem

tandem rotor helicopter

transports aérien et spatial / transports - iate.europa.eu

Cette organisation, qui devient Piasecki Helicopter Corporation en 1946, met au point le premier hélicoptère à rotors en tandem réussi au monde.

This organization, which became Piasecki Helicopter Corporation in 1946, developed the world’s first successful tandem rotor helicopter.

général - CCMatrix (Wikipedia + CommonCrawl)

En 1946, l'Air Force américaine signa, avec la firme Piasecki Aircraft, un contrat portant sur un hélicoptère à rotors en tandem, en vue de l'employer pour des missions SAR (recherche et sauvetage).

In 1946 the Army Air Forces awarded Piasecki Aircraft a contract for the development of a tandem rotor helicopter intended for use in the long-range search and rescue (SAR) role.

général - CCMatrix (Wikipedia + CommonCrawl)

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Design of 1/48th-scale models for ship/rotorcraft interaction studies... Four rotorcraft models representing three configurations were built: a tiltrotor aircraft, a tandem rotor helicopter, and a single main rotor helicopter....

général - core.ac.uk - PDF: halfdome.arc.nasa.gov

Evaluation of a computer-generated perspective tunnel display for flight path followingThe display was evaluated by monitoring pilot performance in a fixed base simulator with the vehicle dynamics of a CH-47 tandem rotor helicopter....

PDF: hdl.handle.net

Nonlinear control for a tandem rotor helicopterAbstract: In this paper a Lyapunov control algorithm for a tandem rotor helicopter is obtained using backstepping techniques....

PDF: www.nt.ntnu.no

hélicoptère à rotors en tandem

tandem helicopter

transports aérien et spatial - iate.europa.eu

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Ndarc nasa design and analysis of rotorcraft... Specific rotorcraft configurations considered are single-main-rotor and tail-rotor helicopter, tandem helicopter, coaxial helicopter, and tiltrotor....

général - core.ac.uk - PDF: hdl.handle.net

Aeroelastic analysis for rotorcraft in flight or in a wind tunnel... The aeroelastic analysis for the rotorcraft in flight is applicable to a general two-rotor aircraft, including single main-rotor and tandem helicopter configurations, and side-by-side or tilting proprotor aircraft configurations

PDF: hdl.handle.net

Ndarc nasa design and analysis of rotorcraft, theory... The aircraft chosen as NDARC development test cases are the UH-60A single main-rotor and tail-rotor helicopter, the CH-47D tandem helicopter, the XH-59A coaxial lift-offset helicopter, and the XV-15 tiltrotor....

PDF: ntrs.nasa.gov

Ndarc - nasa design and analysis of rotorcraft validation and demonstration... The aircraft chosen as NDARC development test cases are the UH-60A single main-rotor and tail-rotor helicopter, the CH-47D tandem helicopter, the XH-59A coaxial lift-offset helicopter, and the XV-15 tiltrotor....

PDF: hdl.handle.net

White-tailed deer distribution and movement behavior in south-central texas, usa... My objectives for this study were to compare capture techniques (drop net, single helicopter, and tandem helicopter) and evaluate deer movement in response to infrared-triggered camera (camera) and spotlight survey methods in relation to potential biases associated with each...

PDF: oaktrust.library.tamu.edu