Skip to main content
SpringerLink
Log in

Comparative Study of a Conventional, Coaxial Counter-Rotating, and Co-Rotating Rotor Aerodynamics in Hover

  • AERO- AND GAS-DYNAMICS OF FLIGHT VEHICLES AND THEIR ENGINES
  • Published:
Russian Aeronautics Aims and scope Submit manuscript

Abstract

The aerodynamic characteristics of three types of six-bladed main rotors are calculated on the basis of the nonlinear free vortex wake model. The vortex wake shapes and induced velocity fields in the rotors jet are analyzed. The figure of merit (FoM) diagrams are received.

This is a preview of subscription content, log in via an institution to check access.

Access this article

Log in via an institution

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Institutional subscriptions

Fig. 1.
Fig. 2.
Fig. 3.
Fig. 4.
Fig. 5.
Fig. 6.
Fig. 7.
Fig. 8.

Similar content being viewed by others

REFERENCES

  1. Vozhdaev, E.S., Aerodynamic Calculation of Rotor Based on Precise Analytical Solutions in the Problem of the Non-Stationary Velocity Field of Rotor Vortices, Trudy TSAGI, 2002, issue 2659, p. 23.

  2. Coleman, C.P., A Survey of Theoretical and Experimental Coaxial Rotor Aerodynamic Research, Technical Paper no. 3675, Washington: NASA, 1997, 26 p.

  3. Petrosyan, E.A., Aerodinamika soosnogo vertoleta: Balansirovka. Ustoichivost’. Upravlenie, manevrorovanie, avtomaticheskaya stabilizatsiya i upravlenie (Aerodynamics of Coaxial-Rotor Helicopter: Balance, Stability. Control, Maneuvering, Automatic Stabilization and Control), Moscow: Polygon-Press, 2004.

    Google Scholar 

  4. Bourtsev, B.N., Kvokov, V.N., Vainstein, I.M., and Petrosian, E.A., Phenomen of a Coaxial Helicopter High Figure of Merit at Hover, Proc. 23rd European Rotorcraft Forum, 1997, 16–18 Sept., Germany, Dresden, 16 p.

    Google Scholar 

  5. Yur’ev, B.N., Aerodinamicheskii raschet vertoletov (Aerodynamic Analysis of Helicopters), Moscow: Gos. Izd. Oboronnoi Promyshennosti, 1956.

    Google Scholar 

  6. Shaidakov, V.I., Generalized Disc Vortex Theory and Methods of Calculating the Inductive Velocities of the Helicopter Main Rotor, in Proektirovanie vertoletov (Helicopter Design), Moscow: MAI, 1977, issue 406, pp. 76–89.

    Google Scholar 

  7. Shaidakov, V.I., Disc Vortex Theory of Main Rotor at Axial Blowing with Account Nonlinearity of Vortex Trace, Vestnik MAI, 2010, vol. 17, no. 5, pp. 49–56.

    Google Scholar 

  8. Shaidakov, V.I., Ignatkin, Yu.M., and Maslov, A.D., Aerodinamicheskie kharakteristiki nesushchikh vintov dvukhvintovikh vertoletov (Aerodynamic Characteristics of Main Rotors of Bi-Rotors Helicopters), Moscow: MAI, 1983.

    Google Scholar 

  9. Petrosyan, E.A., Momentum Theory of Coaxial Rotor in Axial Flight, Proc. of the 3rd Scientific Readings Dedicated to the Memory of Academician B N. Yur’ev, Moscow, 1989, Nov. 10–14, Moscow: IIET RAN SSSR, 1990, pp. 26–35.

    Google Scholar 

  10. Anikin, V.A., Disk Vortex Theory of the Rotor and Its Applications in Helicopter Aerodynamics, Proc. of the 2nd Scientific Readings Dedicated to the Memory of Academician B.N. Yur’ev, Moscow, 1987, March 22–24, Moscow: IIET RAN SSSR, 1988, pp. 54–64.

    Google Scholar 

  11. Bourtsev, B.N., Ryabov, V.I., Selemenev, S.V., and Butov, V.P., Helicopter Wake Form Visualization Results and Their Application to Coaxial Rotor Analysis at Hover, Proc. 27th European Rotorcraft Forum, 2001, Sep. 11–14, Moscow, pp. 64-1–64-13.

    Google Scholar 

  12. Bhagwat, M.J. and Leishman, J.G., Time-Accurate Modeling of Rotor Wakes Using a Free-Vortex Wake Method, Proc. 18th AIAA Applied Aerodynamics Conference, 2000, Aug. 14–17, USA, Denver, pp. 236–246.

    Google Scholar 

  13. Aparinov, A.A., Kritskii, B.S., and Setukha, A.V., Numerical Modeling of Helicopter Main Rotor Behavior near a Small-Scale Helideck by the Vortex Method, Izv. Vuz. Av. Tekhnika, 2017, vol. 60, no. 4, pp. 21–27 [Russian Aeronautics (Engl. Transl.), 2017, vol. 60, no. 4, pp. 500–507].

    Google Scholar 

  14. Shcheglova, V.M., The Method of Calculating the Aerodynamic Rotor Taking into Account the Diffusion of Free Vortices for Low Speeds, Uchenye Zapiski TsAGI, 2011, vol. 42, no. 2, pp. 33–52.

    Google Scholar 

  15. Yana, J. and Rand, O., Performance Analysis of a Coaxial Rotor System in Hover: Three Points of View, Proc. of the 28th Int. Congress of Aeronautical Sciences, 2012, Sep. 23–28, Brisbane, Australia.

    Google Scholar 

  16. Singh, P. and Friedmann, P., Application of Vortex Methods to Coaxial Rotor Wake and Load Calculations in Hover, Journal of Aircraft, 2017, vol. 55, no. 1, pp. 1–9.

    Google Scholar 

  17. Deng, J., Fan, F., Liu, P., Huang, Sh., and Lin, Y., Aerodynamic Characteristics of Rigid Coaxial Rotor by Wind Tunnel Test and Numerical Calculation, Chinese Journal of Aeronautics, 2019, vol. 32, issue 3, pp. 568–576.

    Article  Google Scholar 

  18. Garipova, L.I., Batrakov, A.S., Kusyumov, A.N., Mikhailov, S.A., and Barakos, G.N., Estimates of Hover Aerodynamics Performance of Rotor Model, Izv. Vuz. Av. Tekhnika, 2014, vol. 57, no. 3, pp. 7–13. [Russian Aeronautics (Engl. Transl.), 2014, vol. 57, no. 3, pp. 223–231].

    Google Scholar 

  19. Abalakin, I.V., Bobkov, V.G., Kozubskaya, T.K., Vershkov, V.A., Kritsky, B.S., and Mirgazov, R.M., Numerical Simulation of Flow around Rigid Rotor in Forward Flight, Izv. RAN. Mekhanika Zhidkosti i Gaza, 2020, no. 4, pp. 105–116 [Fluid Dynamics (Engl. Transl.), 2020, vol. 55, pp. 534–544].

    Google Scholar 

  20. Ignatkin, Yu.M., Makeev, P.V., Grevtsov, B.S., and Shomov, A.I., A Nonlinear Blade Vortex Propeller Theory and Its Applications to Estimate Aerodynamic Characteristics for Helicopter Main Rotor and Anti-Torque Rotor, Vestnik MAI, 2009, vol. 16, no. 5, pp. 24–31.

    Google Scholar 

  21. Ignatkin, Yu., Konstantinov, S., Makeev, P., and Shomov, A., Modelling the Helicopter Rotor Aerodynamics at Forward Flight with Free Wake Model and URANS Method, Aviation, 2020, vol. 24, issue 4, pp. 149–156.

    Article  Google Scholar 

  22. Nagashima, T. and Nakanishi, K., Optimum Performance and Wake Geometry of a Coaxial Rotor in Hover, Proc. of the Seventh European Rotorcraft And Powered Lift Aircraft Forum, Sept. 8–11, 1981, Garmisch-Partenkirchen, Germany, paper no. 41, URL: http://hdl.handle.net/20.500.11881/1715.

    Google Scholar 

  23. Kim, H.W. and Brown, R.E., A Comparison of Coaxial and Conventional Rotor Performance, Journal of the American Helicopter Society, 2010, no. 55, pp. 1–20.

    Google Scholar 

Download references

Author information

Authors and Affiliations

  1. Moscow Aviation Institute (National Research University), Volokolamskoe shosse 4, 125993, Moscow, Russia

    P. V. Makeev, Yu. M. Ignatkin, V. I. Shaidakov & S. O. Nikitin

Authors
  1. P. V. Makeev
    View author publications

    You can also search for this author in PubMed Google Scholar

  2. Yu. M. Ignatkin
    View author publications

    You can also search for this author in PubMed Google Scholar

  3. V. I. Shaidakov
    View author publications

    You can also search for this author in PubMed Google Scholar

  4. S. O. Nikitin
    View author publications

    You can also search for this author in PubMed Google Scholar

Corresponding author

Correspondence to P. V. Makeev.

Additional information

Translated from Izvestiya Vysshikh Uchebnykh Zavedenii, Aviatsionnaya Tekhnika, 2021, No. 2, pp. 57 - 62.

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Makeev, P.V., Ignatkin, Y.M., Shaidakov, V.I. et al. Comparative Study of a Conventional, Coaxial Counter-Rotating, and Co-Rotating Rotor Aerodynamics in Hover. Russ. Aeronaut. 64, 233–239 (2021). https://doi.org/10.3103/S1068799821020094

Download citation

  • Received:

  • Revised:

  • Accepted:

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.3103/S1068799821020094

Keywords

Search

Navigation