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461
H-inf robust controller for autonomous helicopter hovering control
Published 2011“…Among the major challenges associated with the deployment of autonomous small scale helicopters in civilian UAV applications is the requirement for reliable control scheme. …”
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Article -
462
Multiple-surface sliding mode control for 3DOF helicopter
Published 2011“…The three degree of freedom (3DOF) helicopter is a simplified model, which is used to study the behaviours of the helicopters. …”
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Proceeding Paper -
463
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464
Determining Helicopter Blade Length Per Airworthiness Strength Requirement
Published 2017“…This paper demonstrates a methodology to determine the length of a metal helicopter rotor blade operating at 500 RPM so that it fulfills the airworthiness strength requirement. …”
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Monograph -
465
Unsteady aerodynamic wake of helicopter main-rotor-hub assembly
Published 2012“…The helicopter tail shake phenomenon is an area of great concern to helicopter manufacturers as it adversely affects the overall performance and handling qualities of the helicopter, and the comfort of its occupants. …”
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Thesis -
466
Backstepping controller with intelligent parameters selection for stabilization of quadrotor helicopter
Published 2014“…Several numerical simulations using the dynamic model of a four degree of freedom (DOF) quadrotor helicopter show the effectiveness of the approach. Besides, the simulation results indicate that the proposed design techniques can stabilize the quadrotor helicopter with better performance than established linear design techniques.…”
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Article -
467
Robust autonomous helicopter stabilizer tuned by particle swarm optimization
Published 2014“…Autonomous helicopter stabilization in the presence of a wind disturbance is presented. …”
Article -
468
Effects of helicopter horizontal tail configurations on aerodynamic drag characteristics
Published 2017“…Experimental aerodynamic investigations remain the subject of interest in rotorcraft community since the flow around the helicopter is dominated by complex aerodynamics and flow interaction phenomena. …”
Article -
469
Reverse engineering design of main rotor and tail rotor of 2 - seater helicopter /
Published 2007Subjects: “…Helicopters…”
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470
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471
Measurement of lateral stability derivatives using pure yawing motion /
Published 2007Subjects: “…Helicopters…”
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472
Development of a method for helicopter airfield performance in 2-dimensional for certification /
Published 2007Subjects: “…Helicopters…”
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473
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474
Design a platform for loading and unloading of tow-trailer for helicopter carrier /
Published 2009Subjects: -
475
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476
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477
Reverse engineering design of main rotor and tail rotor of 2 - seater helicopter [electronic resource] /
Published 2007Subjects: “…Helicopters…”
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478
Coaxial helicopter (RC) in steady vertcal flight and hovering [electronic resource] /
Published 2007Subjects: -
479
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480
Preliminary design study of four-seater helicopter tail rotor drivetrain [electronic resource] /
Published 2007Subjects: