Papers in Conferences Proceedings

(1.) Venkatesan, C. and Nagaraj, V. T., "Optimization of aircraft undercarriages", 7-th Vibration Conference, Design Engineering Division, ASME, 79-DET-89, St. Louis, USA, Sept. 1979.

(2.) Friedmann, P.P., and Venkatesan, C., " Comparison of experimental coupled helicopter rotor/body stability results with a simple analytical model". Integrated Technology Rotor (ITR) Methodology Workshop, NASA Ames Research Centre, Moffet Field, California, USA, June 1983.

(3.) Venkatesan, C. and Friedmann, P.P., " Aeromechanical stability analysis of a multirotor vehicle model representing a hybrid heavy lift vehicle (HHLA)", AIAA - 84 - 0987, 25-th AIAA/ASME/AHS Structures, Structural Dynamics and Materials Conference, Palm Springs, California, USA, May 1984.

(4.) Friedmann, P.P. and Venkatesan, C., "Influence of various unsteady aerodynamic models on the aeromechanical stability of a helicopter in ground resonance", 2-nd Decennial Specialists' Meeting on Rotor Dynamics, NASA Ames Research Center, Moffet Field, California, Nov. 1984.

(5.) Venkatesan, C. and Friedmann, P. P., "Aeromechanical stability analysis of a multirotor vehicle with application to hybrid heavy lift helicopter dynamics", 10-th European Rotorcraft Forum, The Hague, The Netherlands, August 1984.

(6.) Friedmann, P.P. and Venkatesan, C., "Finite state modelling of unsteady aerodynamics and its application to rotor dynamic problem", 11-th European Rotorcraft Forum, London,, England, Sept. 1985.

(7.) Venkatesan, C. and Friedmann, P.P., "A new approach to finite state modelling of unsteady aerodynamics", AIAA/ASME/ASCE/AHS, 27-th Structures, Structural Dynamics and Materials Conference, Paper No. 86-0865-CP, San Antonio, Texas, May 1986.

(8.) Friedmann, P.P., Venkatesan, C., and Papavassiliou, I., "Nonlinear coupled rotor fuselage helicopter vibration studies with higher harmonic control", 46-th Annual Forum of the American Helicopter Society, Washington D.C., USA, May 1990.

(9.) Papavassiliou, I., Venkatesan, C., and Friedmann, P.P., "A study of coupled rotor fuselage vibration with higher harmonic control using a symbolic computing facility", 16-th European Rotorcraft Forum Glasgow, Scotland, Sept. 1990.

(10.) Papavassiliou, I., Friedmann, P.P., and Venkatesan,C., "Coupled rotor-flexible fuselage vibration reduction using open loop higher harmonic control", AIAA 32-nd Structures, Structural Dynamics and Materials Conference, AIAA Paper No. 91 - 1217, Baltimore, Maryland, April 1991.

(11.) Papavassiliou, I., Friedmann, P.P., and Venkatesan, C., "Coupled rotor/fuselage vibration reduction using multiple frequency blade pitch control", 17-European Rotorcraft Forum, Berlin, Germany, Sept.1991.

(12.) Yuan, K-A., Friedmann, P.P., and Venkatesan, C., "A new aeroelastic model for composite rotor blades with straight and swept tips", 33-rd AIAA/ASME/ASCE/AHS Structures, Structural Dynamics and Materials Conference, AIAA Paper No. 92-2259, Dallas, Texas, April 1992.

(13.) Yuan, K-A., Friedmann, P.P., and Venkatesan, C., "Aeroelastic behavior of composite rotor blades with swept tips", 48-th Annual Forum of the American Helicopter Society, Washington, D.C., June 1992.

(14.) Yuan, K.A., Friedmann, P.P., and Venkatesan, C., "Aeroelastic modelling of composite rotor blades with straight and swept tips", 18-th European Rotorcraft Forum. Avignon, France, Sept.1992.

(15.) Friedmann, P.P., Venkatesan, C., and Yuan, K.A., " Development of a structural optimization capability for the aeroelastic tailoring of composite rotor blades with straight and swept tips", AIAA Paper 92-4779, 4-th AIAA/USAF/NASA/OAI Symposium on Multi-Disciplinary Analysis and Optimization , Cleveland, Ohio, Sept. 1992.

(16.) Yuan, K.A., Venkatesan, C., and Friedmann, P.P., "Structural dynamic model of composite rotor blades undergoing moderate deflections", Recent Advances in the Structural Dynamic Modelling of Composite Rotor blades and Thick Composites, ASME Ad-Vol.30, Winter Annual Meeting of ASME Anaheim, California, Nov., 1992.

(17.) Venkatesan, C., Friedmann, P.P., and Yuan, K-A., "A new sensitivity analysis for the structural optimization of composite rotor blades", AIAA Paper 93-1644, 34-th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, La Jolla, California, April 1993.

(18.) Yuan, K.A., Friedmann, P.P., and Venkatesan, C., "Aeroelastic stability, response and loads of swept tip composite rotor blades in forward flight", AIAA-94-1309, 35-th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Hilton Head, South California, April 1994.

(19.) Friedmann, P.P., Yuan, K-A., Millott, T. And Venkatesan, C., "Aeroelastic response and stability correlation studies for hingeless rotors in forward flight", AIAA-94-1722, 35-th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Hilton Head, South Carolina, April 1994.

(20.) Venkatesan, C., "Rotor-Fuselage Vibration Reduction Using Higher Harmonic Control", Invited Paper: Scientific Discussion Meeting/ Symposium on 'Aerodynamic Testing and Structural Dynamics', Indian Institute of Science, Bangalore, India, 21 - 22 Oct. 1994.

(21.) Venkatesan, C., "Treatment of Axial Mode in Structural Dynamic And Aeroelastic Analysis of Rotor Blades" - A Review, National seminar on Aero Structures, Indian Institute of Technology, Kharagpur, India, Dec. 8 - 9, 1994.

(22.) Venkatesan, C., and Tiwari, Nivedan., "Development of Coupled Rotor-Fuselage-Gearbox Dynamics for Vibration Control Studies", Invited Paper: International Exhibition Cum Seminar on Helicopter Development and utilisation in South Asia - Pacific, Bangalore, India, Oct. 30 - 31, 1995.

(23.) Venkatesan, C., "Influence of Aeroelastic Coupling on Coupled Rotor/Body Dynamics", Sixth International Workshop on Dynamics and Aeroelastic Stability Modelling of Rotorcraft Systems, University of California, Los Angeles, November 8 - 10, 1995.

(24.) Venkatesan, C., Tiwari, Nivedan., and Mangalick, Sorabh., "Formulation of Coupled Rotor-Gearbox-Fuselage Dynamics for Active Vibration Control Studies", 5-th NASAS (Fifth National Seminar on Aerospace Structures) IIT. Bombay, India, Jan. 18 - 19, 1996.

(25.) Venkatesan, C., and Poddar, Rajiv., "Flexure-Torsion Problem of Uniform Beams: Calculation Sectional Properties and Shear Stresses", 5-th NASAS (Fifth National Seminar on Aerospace Structures) Indian Institute of Technology, Bombay, India, Jan. 18 - 19, 1996.

(26.) Gupta, P. K, Venkatesan, C. and Onkar Singh, "Structural Dynamics of Rotor Blades with Precone, Predroop, Presweep, Pretwist and Torque Offset including Hub Motion", 48-th AGM of the Aeronautical Society of India, Jan. 31 - Feb. 1, 1997.

(27.) Venkatesan, C. and Udayasankar, A., "Choice of measurement locations for active vibration control in helicopters", Proceedings of the Confederation of European Aerospace Societies (CEAS) International Forum on Aeroelasticity and Structural Dynamics, Rome, Italy, June 17-20, 1997.

(28.) Venkatesan, C. and Udayasankar, A., "Optimal sensor placement and vibration control in flexible helicopter fuselage", Proceedings of the 7-th NASAS, Bangalore, India, Aug. 13-14, 1997.

(29.) Venkatesan, C. and Udayasankar, A., "Sensor locations and active vibration control in helicopter fuselage", Proceedings of the 23-rd European Rotorcraft Forum, Dresden, Germany, Sept. 16-18, 1997.

(30.) Pohit, G., Venkatesan, C. and Mallik, A.K., "Dynamics of an idealised bearingless helicopter rotor with non-linear elastomer", Proceedings of the 8-th NASAS, IIT Madras, India, Oct. 9-10, 1998.

(31.) Venkatesan, C., "Evolution of active vibration control schemes in helicopters", Invited Paper, International Conference on Smart Materials, Structures and Systems, IISc, Bangalore, July 7-10, 1999.

(32.) Mathews, A., Sule, V.R. and Venkatesan, C., " Order reduction and closed loop vibration control using ACSR in helicopter fuselages", 8-th ARO Workshop on Aeroelasticity of Rotorcraft Systems, Pennsylvania State University, PA, USA, Oct. 17-20, 1999.

(33.) Pohit, G., Venkatesan, C., and Mallik, A.K., "Influence of nonlinear elastomer on isolated lag dynamics and rotor/ fuselage aeromechanical stability", Paper No. AIAA 2000-1691, 41st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Atlanta, GA, USA, April 3-6, 2000.

(34.) Mathews, A., Sule, V.R., and Venkatesan, C. "Reduced order model and closed loop vibration control in helicopter fuselages", 26th European Rotorcraft Forum, The Hague, The Netherlands, Sept. 26-29, 2000.

(35.) Venkatesan, C., "Nonlinear Modeling of elastomeric damper and its influence on bearingless rotor blade dynamics", Invited Paper, International Seminar on Aerospace Technologies: Developments and Strategies, Bangalore, Feb. 8-9, 2001.

(36.) Pohit, G., Venkatesan, C. and Mallik, A.K., "Influence of nonlinear elastomer on lag dynamics and ground resonance of bearingless rotor system", 9th-International Workshop on Aeroelasticity of Rotorcraft Systems, Univ. of Michigan, USA, Oct. 2001.

(37.) Pohit, G., Venkatesan, C. and Mallik, A.K., "Dynamic response of a bearingless helicopter blade with a non-linear elastomeric damper", International Conference on Theoretical, Applied, Computational and Experimental Mechanics (ICTACEM-2001), Dec. 2001, IIT Kharagpur.

(38.) Sheikh, N.A., Upadhyay, C.S., and Venkatesan, C., "Electro-thermo-elastic formulation and analysis of a smart beam", International Conference on Smart Materials, Structures and Systems, Dec. 2002, IISc Bangalore.

(39.) Venkatesan, C., and Upadhyay, C.S., "A general approach to modeling and analysis of smart structures", Invited Paper: International Conference on Smart Materials, Structures and Systems, Dec. 2002, IISc Bangalore.

(40.) Venkatesan, C., “Loads and Vibration in Helicopters: Status and Future Directions”, Invited Paper: International Seminar-AERO INDIA 2003, Bangalore, Feb. 2003.

(41.) Sheikh, N.A., Upadhyay, C.S., and Venkatesan, C., "Actuation, sensing and shape control of a smart beam using a general electro-thermo-elastic formulation",  Paper No. AIAA-2003-1637, 11-th AIAA/ASME/AHS Adaptive Structures Conference, Norfolk, Virginia, USA, April 2003. 

(42.) Sheikh, N.A., Upadhyay, C.S., and Venkatesan, C., "Electro-thermo-elastic formulation and layer-by-layer modeling of a smart beam with piezoelectric patches",  Paper No. AIAA-2004-1649, 12-th AIAA/ASME/AHS Adaptive Structures Conference, Palm Springs, California, USA, April 2004.

(43.) Singhvi, R., and Venkatesan, C., "Vibration control of an idealised helicopter model using piezo stack sensor-actuator",  Paper No. AIAA-2005-2275, 13-th AIAA/ASME/AHS Adaptive Structures Conference, Austin, Texas, USA, April 2005.

(44.) Sheikh, N.A., Upadhyay, C.S., and Venkatesan, C., "Electro-thermo-elastic formulation for analysis of smart structures",  4-th ISSS International Conference on of Smart Materials, Structures and Systems, Bangalore, India, July 2005 .

(45.) Laxman, V., and Venkatesan, C., "Rotor blade dynamic stall model and its influence on airfoil response", Paper No. AIAA-2006-1866, 47-th AIAA/ASME/ ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Newport, Rhode Island, USA, May 2006. 

46.) Sateesh, V.L., Upadhyay, C.S., and Venkatesan. C., “Nonlinear constitutive modelling of hysteresis effects in piezoceramics for application to smart structures”, National Conference on Smart Structures and MEMS Systems for Aerospace Applications, DRDO, Hyderabad, Dec. 2006.  

47.) Sateesh, V.L., Upadhyay, C.S., and Venkatesan. C., “Thermodynamic modeling of hysteresis effects in piezoceramics for application to smart structures”, Paper No. AIAA-2007-1743, 15-th AIAA/ASME/AHS Adaptive Structures Conference, Honolulu, Hawai, California, USA, April 2007.  

48.) Gupta, S.K., Arun, V.T., Kushari, A., Upadhyay, C.S., and Venkatesan. C., “Experimental characterisation of rotor blades and rotor actuator systems of a mini helicopter”, 15-th National Seminar on Aerospace Structures, Coimbatore, October 2007.   

49.) Gupta, S.K., Sharma, V., Kushari, A., Upadhyay, C.S., and Venkatesan. C., “Experimental estimation of inertia tensor and centre of gravity of a mini helicopter”, 21-st National Convention of Aerospace Engineers 2007, IIT Kanpur, November 2007. 

50.) Seenu, B., and Venkatesan, C., "Flight dynamic modeling and anlysis of autonomous mini helicopter", International Conference on Theoretical, Computational and Experimental Mechanics,IIT Kharagpur, Dec. 2007. 

51.) Laxman, V., and Venkatesan, C., "Aeroelastic analysis of a helicopter rotor blade including dynamic stall and dynamic wake effects", International Conference on Theoretical, Computational and Experimental Mechanics,IIT Kharagpur, Dec. 2007. 

52.) Laxman, V., and Venkatesan, C., "Influence of dynamic stall and dynamic wake effects on helicopter trim and rotor loads", American Helicopter Society Specialist's Conference on Aeromechanics, San Francisco, California, USA, Jan. 2008. 

53.) Venkatesan, C., Kushari, A., Upadhyay, C.S., Gupta, S.K., Sharma, V., and Swaroop, B.,"Experimental studies in the design and development of an autonomous mini helicopter", Design and Development of Concurrent Flight Testing of Aerospace Vehicles and Systems, Aircraft and Systems Testing Establishment, Indian Air Force, Bangalore, Feb. 2008. 

54.).) Sateesh, V.L., Upadhyay, C.S., and Venkatesan. C., " Layer-by-layer finite element analysis of smart plates", Paper No. 2008-78, International Conference on Aerospace Science and Technology (INCAST), NAL, Bangalore, June 2008.  

55.) Laxman, V., and Venkatesan, C., "Aeroelastic modeling and analysis of helicopter rotor blade including  dynamic stall and wake effects", Paper No. 2008-104,  International Conference on Aerospace Science and Technology (INCAST), NAL, Bangalore, June 2008. 

56.) Laxman, V., and Venkatesan, C., "`Effect of pretwist on aeroelastic response of a rotor system with dynamic stall and dynamic wake", 34-th European Rotorcraft Forum, Liverpool, UK, September 2008. 

57.) Sateesh, V.L., Upadhyay, C.S., and Venkatesan, C., "`A study on polarisation-electric field (P-E) nonlinearity in smart composite structures ", IUTAM Symposium on Multi-Functional Material Structures and Systems, Indian Institute of Science, Bangalore, Dec. 2008. 

58.) Rohin Kumar, M., Laxman, V., and Venkatesan, C., "`Development of a Computational Aeroelastic Model for a Helicopter in Level Flight and Maneuvering Conditions ", ICEAE 2009, Indian Institute of Science, Bangalore, May 2009. 

59.) Swaroop, B., Dhadwal, M., Kuashari, A., Upadhyay, C.S., and Venkatesan, C., "`Experimental Studies in the Development of an Autonomous Mini Helicopter ", ICEAE 2009, Indian Institute of Science, Bangalore, May 2009. 

60.) Swaroop, B., Dhadwal, M., and Venkatesan, C., "`Experimental Studies on Pitch-Roll-Yaw Control of a Mini Helicopter on a Test Rig ", AHS Specialists' Meeting, International Forum on Rotorcraft Multidisciplinary Technology, Seoul, Korea, October 2009. 

61.) Sateesh, V.L., Upadhyay, C.S., and Venkatesan, C., "`A Study of Piezo Lay-up Configuration and Ply Orientation of Smart Composite Plates ", XVI-National Seminar on Aerospace Structures, Indian Institute of Technology-Bombay, Mumbai, November 2009. 

62.) Venkatesan, C., and Laxman, V., "`Computational Aeroelastic Formulation for Predicting Helicopter Trim and Loads ", Invited Paper, Symposium on Applied Aerodynamics and Design of Aerospace Vehicles (SAROD-2009), National Aerospace Laboratories, Bangalore, December 2009. 

63.) Swaroop, B., Ravinder, H., and Venkatesan, C., "`Rotor Load Measurements and Stabilisation in Tethered Hover of a Mini-Helicopter ", International Conference on Intelligent Unmanned Systems, Bali, Indonesia, November 2010. 

64.) Vishnu Prasad, R., Swaroop, B., and Venkatesan, C., "`Characterisation of Actuators, Sensors and Wireless System for Autonomous Tethered Hover of a Mini-Helicopter ", International Conference on Intelligent Unmanned Systems, Chiba, Japan, November 2011. 

65.) Puneet Singh, and Venkatesan, C., "`Aerodynamic Performance of a Coaxial Rotor System for MIcro Air Vehicles ", International Conference on Intelligent Unmanned Systems, Singapore, October 2012. 

66.) Swaroop, B.B., Haritha, P., and Venkatesan, C., "`Flight Testing of a Mini Helicopter in Hover ", International Conference on Intelligent Unmanned Systems, Singapore, October 2012. 

67.) Rohin Kumar and Venkatesan, C., "`Rotorcraft Aeroelastic Analysis using Dynamic Wake/Dynamic Stall Models and its Validation ", International Forum on Aeroelasticity and Structural Dynamics IFASD-2013, Bristol, UK, June 2013. 

68.) Rohin Kumar and Venkatesan, C., "`Aeroelastic Analysis of a Helicopter in Steady Maneuver using Dynamic Wake/Dynamic Stall Models ", European Rotorcraft Forum Moscow, Russia, September 2013. 

69.) Vinodhini, C., Puneet Singh, and Venkatesan, C., "`Position Estimation for Autonomous Hover of a Mini-Helicopter' ", International Conference on Intelligent Unmanned Systems Jaipur, India, September 2013. 

70.) Haritha, P., Shamsheer, M., and Venkatesan, C., "`Semi Autonomous Hovering of a Mini Helicopter With Tethers ", International Conference on Intelligent Unmanned Systems, Jaipur, India, September 2013. 

71.) Rohin Kumar and Venkatesan, C., "`Effects of Rotor Blade Tip Geometry on Helicopter Trim and Control Response ", Fifth Decennial AHS Aeromechanics Specialists' Conference, San Francisco, California, USA, January, 2014. 

72.) Rohin Kumar and Venkatesan, C., "`Comparative Study of the Influence of Straight and Modified Tip Rotor Blades on Loads and Control Response ", European Rotorcraft Forum Southampton, UK, September 2014. 

73.) Sakthivel, T., and Venkatesan, C., "`Flight dynamic simulation for trim and stability of mini helicopter with stabilizer bar ", 18-th National Seminar on AeroStructures. Nagpur, India, December 2014. 2014. 

74.) Lokeswara Rao, V., Rohin Kumar, M., and Venkatesan, C., "`Influence of inflow states of dynamic wake model on trim, rotor loads and control response of a helicopter in forward flight ", European Rotorcraft Forum Munich, Germany, September 2015.