Rand, O. and Khromov, V. Compound helicopter: Insight and optimization, J AM HELICOPTER SOC, 2015, 60, (1), pp 1–12.
Yeo, H. and Johnson, W. Optimum design of a compound helicopter, J AIRCRAFT, 2009, 46, (4), pp 1210–1221.
Garavello, A. and Benini, E. Preliminary study on a wide-speed-range helicopter rotor/turboshaft system. J Aircraft, 2012, 49, (4), pp 1032–1038.
Ormiston, R.A. Revitalizing Advanced Rotorcraft Research—and the Compound Helicopter: 35th AHS Alexander A. Nikolsky Honorary Lecture, J AM HELICOPTER SOC, 2016, 61, (1), pp 1–23.
Puri, A. A survey of unmanned aerial vehicles (UAV) for traffic surveillance, 2005, Department of computer science and engineering, University of South Florida, pp 1–29.
Guo, W. and Horn, J. Rotor state feedback control for rotorcraft with variable rotor speed, AIAA Guidance, Navigation, and Control Conference, Chicage, Illinois, 10-13 August, 2009. AIAA-2009-5797.
Padfield, G.D. Helicopter flight dynamics: the theory and application of flying qualities and simulation modelling. John Wiley & Sons, 2008, New Jersey, US.
Burgess, R.K. The ABCTM Rotor — A Historical Perspective, American Helicopter Society 60th Annual Forum, Baltimore, Maryland, USA, 7-10 June, 2004, 60, pp 2306–2352.
Yeo, H. and Johnson, W. Investigation of maximum blade loading capability of lift-offset rotors, J AM HELICOPTER SOC 2014, 59, (1), pp 1–12.
Klimchenko, V., Sridharan, A. and Baeder, J.D. CFD/CSD Study of the Aerodynamic Interactions of a Coaxial Rotor in High-Speed Forward Flight. 35th AIAA Applied Aerodynamics Conference, Denver, Colorado, 5–9 June, 2017. AIAA-2017-4454.
Schmaus, J.H. and Chopra, I. Aeromechanics of Rigid Coaxial Rotor Models for Wind-Tunnel Testing, J AIRCRAFT, 2019, 54, (4), pp 1486–1497.
Han, D., Wang, J., Smith, E. and Lesieutre, G.A. Transient loads control of a variable speed rotor during lagwise resonance crossing, AIAA J, 2012, 51, (1), pp 20–29.
Han, D., Pastrikakis, V. and Barakos, G.N. Helicopter performance improvement by variable rotor speed and variable blade twist, AEROSP SCI TECHNOL, 2016, 54, pp 164–173.
Han, D. and Smith, E.C. Lagwise dynamic analysis of a variable speed rotor, AEROSP SCI TECHNOL, 2013, 29, (1), pp 277–286.
Han, D. Study on the Performance and Trim of a Helicopter with a Variable Speed Rotor, Acta Aeronautica et Astronautica Sinica, 2013, 34, (6), pp 1241–1248. (In Chinese)
Steiner, J., Gandhi, F. and Yoshizaki, Y. An investigation of variable rotor RPM on performance and trim. American Helicopter Society 64th Annual Forum, Montreal, Quebec, Canada, 29 April-1 May, 2008, 64, pp 697–705.
Guo, W. and Horn, J.F. Helicopter flight control with variable rotor speed and torque limiting. American Helicopter Society 65th Annual Forum, Grapevine, Texas, 27–29 May, 2009, 65, pp 1617–1627.
Blackwell, R. and Millott, T. Dynamics design characteristics of the Sikorsky X2 technologyTM demonstrator aircraft. American Helicopter Society 64th Annual Forum, Montreal, Quebec, Canada, 29 April-1 May, 2008, 64, pp 886–898.
Bagai, A. Aerodynamic design of the X2 technology demonstratorTM main rotor blade, American Helicopter Society 64th Annual Forum, Montreal, Quebec, Canada, 29 April-1 May, 2008, 64, pp 29–44.
Ferguson, K. and Thomson, D. Flight dynamics investigation of compound helicopter configurations, J AIRCRAFT, 2014, 52, (1), pp 156–167.
Yuan, Y., Thomson, D. and Chen, R. Propeller Control Strategy for Coaxial Compound Helicopters, P I MECH ENG G-J AER, October 2018 (Online publish), doi: 10.1177/0954410018806796.
Ferguson, K. and Thomson, D. Performance comparison between a conventional helicopter and compound helicopter configurations, P I MECH ENG G-J AER, 2015, 229, (13), pp 2441–2456.
Ferguson, K.M. Towards a better understanding of the flight mechanics of compound helicopter configurations. Diss. University of Glasgow, 2015.
Gaonkar, G. and Peters, D. Review of dynamic inflow modeling for rotorcraft flight dynamics, 27th Structures, Structural Dynamics and Materials Conference, San Antonio, TX, U.S.A, 19–21 May, 1986, pp 89–110.
Adiletta, G., Guido, A.R. and Rossi, C. Nonlinear dynamics of a rigid unbalanced rotor in journal bearings. Part I: theoretical analysis. Nonlinear Dynam, 1997, 14, (1), pp 57–87.
Feil, R, Rauleder, J and Hajek, M. Vibratory Load Predictions of a High-Advance-Ratio Coaxial Rotor System Validated by Wind Tunnel Tests, Proceedings of the 43rd European Rotorcraft Forum Milan, Italy, September 12–15, 2017.
PhelpsIII, A.E. and Mineck, R.E. Aerodynamic characteristics of a counter-rotating, coaxial, hingeless rotor helicopter model with auxiliary propulsion, NASA-TM-78705, NASA Langley Research Center, 1978.
Ruddell, A.J. Advancing Blade Concept (ABC) Technology Demonstrator, USAAVRADCOM TR 81-D-5, United Technologies Corp Stratford ct Sikorsky Aircraft Div, April 1981.
Walsh, D., Weiner, S., Arifian, K., Lawrence, T., Wilson, M., Millott, W. and Blackwell, R. High Airspeed Testing of the Sikorsky X2 Technology TM Demonstrator. American Helicopter Society 67th Annual Forum, Virginia, Beach, Virginia, USA, 3–5 May, 2011, 67, pp 2999–3010.
Hess, R.A., Wang, S.H. and Gao, C. Generalized technique for inverse simulation applied to aircraft manoeuvres, J GUID CONTROL DYNAM
, 1991, 14, (5), pp 920–926.
Celi, R. Optimization-based inverse simulation of a helicopter slalom manoeuvre, J Guid Control Dynam, 2000, 23, (2), pp 289–297.
Murray-Smith, D.J. The inverse simulation approach: a focused review of methods and applications, MATH COMPUT SIMULAT, 2000, 53, (4), pp 239–247.
Thomson, D. and Bradley, R. Inverse simulation as a tool for flight dynamics research—Principles and applications, PROG AEROSP SCI, 2006, 42, (3), pp 174–210.
Standard, Aeronautical Design. Handling Qualities Requirements for Military Rotorcraft. ADS-33E-PRF, Redstone Arsenal, Alabama: US Army Aviation and Missile Command, Aviation Engineering Directorate, 2000.
Reddinger, J.P. and Gandhi, F. Physics-based trim optimization of an articulated slowed-rotor compound helicopter in high-speed flight, J Aircraft, 2015, 52, (6), pp 1756–1766.
Ho, J.C. and Yeo, H. Assessment of comprehensive analysis predictions of helicopter rotor blade loads in forward flight, J Fluid Struct, 2017, 68, pp 194–223.
Hong, J., Peters, D.A. and Ormiston, R.A. A dynamic-inflow-based induced power model for general and optimal rotor performance, J Am Helicopter Soc, 2018, 63, (2), pp 1–11.
Thomson, D.G. and Bradley, R. Development and verification of an algorithm for helicopter inverse simulation, Vertica, 1990, 14, (2), pp 185–200.
Thomson, D.G. and Bradley, R. Mathematical definition of helicopter manoeuvres, J Am Helicopter Soc, 1997, 42, (4), pp 307–309.
Soneson, G.L., Horn, J.F and Zheng, A. Simulation testing of advanced response types for ship-based rotorcraft. J Am Helicopter Soc, 2016, 61, (3), pp 1–13.
Shepherd, M.J., MacDonald, A., Gray, W.R. and Cobb, R.G, March. Limited simulator aircraft handling qualities evaluation of an adaptive controller. In 2009 IEEE Aerospace conference, Big Sky, Montana, USA, 7–14, March, 2019, IEEE, pp 1–12.