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FACULTY -- Dr. Subash Rakheja


Department of Mechanical Engineering
Concordia University
1455 de Maisonneuve Blvd. W., CR-209
Montreal, Quebec, Canada H3G 1M8
E-mail: rakheja@vax2.concordia.ca
Phone: (514) 848-3162
Fax: (514) 848-8635
Office: CR-209


EDUCATION

Degrees held

  • Ph.D. (Mechanical), Concordia University, Montreal, Canada, 1984
  • B.Eng. (Mechanical), Concordia University, Montreal, Canada, 1979
  • Post Diploma (Refrigeration and Air- Conditioning), YMCA Institute of Engineering, India, 1974

COURSE INFORMATION

Undergraduate courses

Graduate courses

PUBLICATIONS

Recent Journal Publications (5 years)

Rakheja, S., Wu, J., Dong, R., Boileau, P.-E., and Schopper, A., “A comparison of biodynamic models of the human hand-arm system for applications to the hand-held power tools”, Journal of Sound and Vibration, 249(1), 2002: pp 55-82.

Rakheja, S., C. Rajalingham and P.-É. Boileau, “Analysis of hand-transmitted vibration of a hand-held percussive tool”, Euro. J. of Mechanical and Env. Engineering, 47(3), 2002: 141-158.

Yang, X., Rakheja, S. and Stiharu, I., “Structure of the Driver Model for Articulated Vehicles”, Int. J. of Heavy Vehicle Systems, 9(1), 2002: pp 27-51.

Rakheja, S., Wang, K., Bhat, R.B. and Boileau, P.-E.,“Enhancement of ride vibration environment of tracked snowplows: vehicle modeling and analysis”, Int. J. of Vehicle Design, 30(3), 2002: 193-222.

Boileau, P.-E., Rakheja, S., and Wang, Z., “Ride vibration environment of tracked snowplows: spectral classification”, Int. J. of Vehicle Design, 30(4), 2002: 309-326.

Kang, X., Rakheja, S. and Stiharu, I., “Cargo Load Shift and its Influence on Tank Vehicle Dynamics under Braking and Turning”, Int. J. of Heavy Vehicle Systems, 9(3), 2002:173-203.

R.G. Dong, S. Rakheja, W.P. Smutz, A. Schopper, D. Welcome and J.Z. Wu, “Evaluating anti-vibration performance of a glove using total effective acceleration transmissibility”, Int. J. of Industrial Ergonomics, 30(1), 2002: 33-48.

Wu, J., Dong, R.G., Rakheja, S., Schopper, A, “Simulation of Mechanical Responses of Fingertip to Dynamic Loading”, Medical Engineering & Physics, 24(4), 2002: 253-264.

Rakheja, S., Romero, J.A., A. Lozano, P.J. Liu and AKW Ahmed, “Assessment of open-loop roolover control of articulated vehicles under different maneuvers”, Int. J. of Heavy Vehicle Systems, 9(3), 2002:204-222.

Rakheja, S., Stiharu, I., Kang, X. and Romero, J.A., “Influence of road friction and tank cross-section on directional response of a prtly-filled tank truck under braking-in-a-turn”, Int. J. of Heavy Vehicle Systems, 9(3), 2002:223-240.

Boileau, P.-E., Rakheja, S. and X. Wu, “Body mass dependent mechanical impedance model for applications in vibration seat testing”, J. of Sound & Vibration., 253(1), 2002: 243-264.

Rakheja, S., Dong, R., Welcome, D., and Schopper, A., “Estimation of tool-specific isolation performance of antivibration gloves”, Int. J. of Industrial Ergonomics, 30(2), 2002:71-87.

Rakheja, S., Boileau, P.-E. and Stiharu, I., “Seated occupant apparent mass characteristics under automotive postures and vertical vibration”, J. of Sound & Vibration, 253(1), 2002:57-75.

McManus, Steve, St. Clair, Ken, Boileau, P.-E., Rakheja, S. and Boutin, J., “Evaluation of the vibration and shock attenuation performance of a semi-active magneto-rheological fluid damper”, J. of Sound & Vibration, 253(1), 2002: 313-327.

Zhang, X., R. Ganesan and S. Rakheja, “Influence of Structural and Geometric Parameters on the Inter-Ply Shear Stresses in a Radial Truck Tire”, Int. J. of Heavy Vehicle Systems, 9(2), 2002: 150-171.

Zhang, X., Ganesan, R. and Rakheja, S., “ Stress analysis of the multi-layered system of a truck tire”, Tire Science & Technology Journal, 30(4), 2002 (in press).

Romero, J.A., Rakheja, S., Lozano, A. and Ahmed, A.K.W., “Restrained cargo dynamics in road transportation: indirect tie-downs”, Int. J. of Heavy Vehicle Systems, 9(2), 2002: 93-114.

Zhang, X., R. Ganesan and S. Rakheja, “Nonlinear finite element modeling and incremental analysis of a truck tire”, Heavy Vehicle Systems, Series B, Int. J. of Vehicle Design, 9(3), 2002: 253-279.

Kang, X., Rakheja, S. and Stiharu, I., “Effects of tank shape on the roll dynamic response of a partly-filled tank vehicle”, Vehicle System Dynamics, 35(2), 2001: 75-102.

Dong, R.G., Rakheja, S., Schopper, A.W., Han, B. and Smtuz, W.P., “Hand-transmitted vibration and biodynamic response of the human hand arm: A critical review”, Critical Reviews in Biomedical Engng., 29(4), 2001: 391-441. 

Yang, X., Rakheja, S. and Stiharu, I., “Adapting an articulated vehicle to the driver, ASME Transactions, J. of Mechanical Design, 123(1), 2001: 132-140.

Liu, P.J., Rakheja, S. and Ahmed, A.K.W., “Dynamic roll stability analysis of heavy vehicles using energy approach”, Heavy Vehicle Systems, Series B, Int. J. of Vehicle Design, 8(2), 2001:177-194.

Vega, David, Rakheja, S., Ahmed, A.K.W, and Lozano, A., “Analysis of direction response of an A-double with externally mounted dampers”, Heavy Vehicle Systems, Series B, Int. J. of Vehicle Design, 8(2), 2001: 155-176. 

Zhang, X., S. Rakheja and R. Ganesan, “Estimation of tire-road contact pressure distribution based on nonlinear finite element analysis”, Heavy Vehicle Systems, Series B, Int. J. of Vehicle Design, 8(3/4), 2001: 197-217.

Kang, X., Rakheja, S. and Stiharu, I., “Directional Dynamics of a Partly-Filled Tank Vehicle under Braking and Steering”, Transactions of  SAE, J. of Commercial Vehicles, 109(2), 2000: pp 765-775.

McManus, Steve, St. Clair, Ken and Rakheja, S., “Evaluation of the vibration and shock isolation performance of a commercial magnetorheological fluid-based semi-active damping system for heavy vehicle seating”, Transactions of  SAE, J. of Commercial Vehicles, 109(2), Paper No. 2000-01-3408, 2000.

Tchernychouk, Vladimir, Rakheja, S., Stiharu, I. and Boileau, P.- É., “Study of occupant-seat models for vibration comfort analysis of automotive seats”, Transactions of  SAE, J. of Passenger Vehicles- Mechanical Systems, 109(6), 2000: 2308-2313.

Rajalingham, C. and S. Rakheja, “Analysis of impact force variation during collision of two bodies using a single degree of freedom system model”, J. of Sound and Vibration, 229(4), 2000: 823-835.

Kang, X., Rakheja, S. and Stiharu, I., “Optimal tank geometry to enhance static roll stability of partially-filled tank vehicles”, Transactions of SAE, J. of Commercial Vehicles, 108(2), 1999: 542-553.

Wu, X., S. Rakheja and P.E. Boileau, “Dynamic Performance of Suspension Seats under Vehicular Vibration and Shock Excitations”, Transactions of SAE, Passenger Car Journal, 108 (6), 1999: 2398-2410.

Rakheja, S., Ahmed, A.K.W., Yang, X. and Guerette, Claude, “ Optimal suspension damping for improved driver- and road-friendliness of urban buses”, Trans. of Society of Automotive Engineers, J. of Commercial Vehicles, 108(2), 1999: 523-534.

Balike, M., S. Rakheja and S.V. Hoa, “Study of an energy dissipating under-ride guard using hardware-in-the-loop simulation”, Transactions of CSME, 23(2), 1999, pp 307-320.

Wu, X., Rakheja, S. and Boileau, P.-É.,“Analyses of relationships between biodynamic response functions”, J. of Sound and Vibration, 226(3),1999, pp 595-606.
Ahmed, A.K.W., Haque, M and S. Rakheja, “Nonlinear analysis of automotive hydraulic mounts for isolation of vibration and shock”, International J. of Vehicle Design, 22(1/2), 1999, pp 116 –128.

Wu, Xuting, S. Rakheja and P.-É. Boileau, ”Distribution of human-seat interface pressure on a soft automotive seat under vertical vibration”, Int. J. of Industrial Ergonomics, 24, 1999, pp 545-557.

Rakheja, S., Balike, Mahesh, and S.V. Hoa, “Study of an energy dissipating under-ride guard for en-hancement of crashworthiness in a car-truck collision”, Int. J. of Vehicle Design, 22(1/2), 1999, pp 29-53.

Rajalingham, C. and S. Rakheja,” Whirl suppression in hand-held power tool rotors using guided rolling balancers”, J. of Sound & Vibration, 217(3), 1998, pp 453-466.

Yang, Xiaobo, S. Rakheja and I. Stiharu, “Study of driver factors affecting the directional response of an articulated vehicle using neural network”, Transactions of CSME, 22(3), 1998: 291-306.

Qiang, Y., I. Stiharu and S. Rakheja, "Kinetostatic analysis of a beam axle suspension with Panhard rod restraining linkage", International J. of Vehicle Design, 19(1), 1998, pp 109-123.

Yang, X., I. Stiharu and S. Rakheja, ”Identification of lateral dynamics and parameter estimation of heavy vehicles”, Mechanical Systems & Signal Processing, 12(5), 1998, pp611-626.

Boileau, P.E. and S. Rakheja, "Whole body vertical biodynamic response characteristics of the seated vehicle driver, Measurement and model development", Int. J. of Industrial Ergonomics, 22(6), 1998, pp 449-472.

Boileau, P.-É., Wu, X. and S. Rakheja, "Definition of a set of idealized values to characterize seated body biodynamic response under vertical vibration", Journal of Sound and Vibration, 215(4), 1998, pp 841-862.

Wu, Xuting, S. Rakheja and P.-É. Boileau,”Study of human-seat interface pressure distribution under vertical vibration”, International J. of Industrial Ergonomics, 21(6), 1998, pp 433-449. 

Liu, Peijun, S. Rakheja and A. Ahmed, “Dynamic rollover threshold of articulated freight vehicles”, International J. of Vehicle Design, Series B, Heavy Vehicle Systems, 5(3/4), 1998, pp 300-322.

Rajalingham, C., R.B. Bhat and S. Rakheja, “Automatic Balancing of Flexible Vertical Rotors using a Guided Ball”, Int. J. of Mechanical Sciences, 40(9), 1998, pp 825-834.
Yang, X., S. Rakheja and I. Stiharu, “Study of Control characteristics of an articulated vehicle driver“, International J. of Vehicle Design, Heavy Vehicle Systems, 4(2-4), 1997, pp 244-265.

Liu, Peijun, S. Rakheja and A. Ahmed, ”Detection of dynamic roll instability of heavy vehicles for open-loop rollover control”, Transactions of SAE, J. of Commercial Vehicles, 106(2), 1997: 632-639.

Boileau,P.-É., S. Rakheja, X. Yang and I. Stiharu, "Comparison of biodynamic response characteristics of various human body models as applied to seated vehicle drivers", Noise and Vibration Worldwide, 28(9), pp 7-15, Oct. 1997.

Boileau, P.E., S. Rakheja, and Liu, P.J., "A combined seat suspension-vehicle driver model for estimating the exposure to whole-body vehicular vibration and shock", International J. of Vehicle Design, Heavy Vehicle Systems, 4(2-4), 1997, pp 244-265.


 

Selected Conference publications 

W. Wang, S. Rakheja, P.-É. Boileau*and W. Pu,”Effects of sitting postures on biodynamic response of seated occupants under vertical vibration”, Proc. Of the 9th Int. Congress on Sound and Vibration, July 2002, Florida, 8 p.

Ziarani,Taghi M., Marc J. Richard and S. Rakheja, “Optimization of liquid Tank Geometry for Static Roll Stability of Partially Filled Tank Vehicles”, Proc. of the SECTAM XXI conference, Orlando, FL, July 2002.

Zhang, X., S. Rakheja and R. Ganesan, “Modal Analysis of a Truck Tire using a FE model”, Proc. of the Tire Society Conference, September 2002, Aakron, Ohio.

Politis, H., S. Rakheja, P.-É. Boileau, D. Juras and J. Boutin, “Limits of application of human body dynamics in assessing vibration comfort of seats”, SAE 2003 International Congress, Detroit, Michigan, Feb. 2003. (accepted).

Dong, RG, T McDowell, D Welcome, PW Smutz, C Warren, JW Wu, AW Schopper, S Rakheja,” Assessing vibration isolation performance of gloves using on-the-hand measurement methods”, Proc. of the UK informal Group. Meeting on Human Responses to Vibration, Loughborough, UK, 18 – 20 September 2002.

Bouazara, M., M. J. Richard2 and S. Rakheja,”Comfort and Safety Analysis of Vehicle SeatsUsing Optimum Active and Semi-active Suspensions”, Proc. of the ASME Int. Mech. Engineering Conference, New Orleans, Nov. 2002.

RG Dong, TW McDowell, DE Welcome, PW Smutz, AW Schopper, C Warren, JZ Wu, S Rakheja, “On-the-Hand Measurement Methods for Assessing Effectiveness of Anti-Vibration Gloves”, Int. J. of Industrial Ergonomics, September 2002.

En Rong Wang, Xiao Qing Ma, S. Rakheja and C.Y. Su, “A general model of a magneto-rheological controllable damper”, Proc. Of the 9th Int. Congress on Sound and Vibration, July 2002, Florida, 8 p.

R.G. Dong, T. McDowell, D. Welcome, J. Wu, A.W. Schopper, S. Rakheja, “Evaluations of a transfer function method for predicting vibration isolation performance of gloves”, Proc. Of the 9th Int. Congress on Sound and Vibration, July 2002, Florida, 7 p.

Welcome D, Dong RG, Schopper AW, Rakheja S. “The Application Of A Novel Pliance Mat For The Measurement Of Hand-Handle Coupling Force. Emed Scientific Meeting (ESM2002), Kananaskis, Alberta, Canada, July 31-Aug. 3, 2002. 

Wu, J.Z., Dong, R., Rakheja, S., Schopper, A., “Finite element modeling of fingertip under dynamic loading”, Proc. of the 9th Int. Conf. on Hand-Arm Vibration, France, June 2001. 

Wu JZ, Dong RG, Rakheja S, Schopper AW, “Modelling Mechanical Responses of Fingertip to Dynamic Loading”, Proc. of the Int. Biomechanics Society Conf., Zurich, Switzerland, July 8-13, 2001.

Zhang, X., Ganesan, R. and S. Rakheja, “Influence of the Structural Parameters on the Inter-Ply Shear Stresses in a Radial Truck Tire”, Proc. of the CANCOM 2001 Conference, Montreal, p. 405.

Rakheja, S., Wu, J.Z., Dong, R., Boileau, P.-E., Schopper, A., “On the applications of biodynamic models of the human hand and arm”, Proc. of the 9th Int. Conf. on Hand-Arm Vibration, France, June 2001.

Wu JZ, Dong RG, Rakheja S, Schopper AW, “Numerical simulation of the Mechanical Responses of Fingertip to Dynamic Loading”, Proc. of the International Biomechanics Society Zurich, Switzerland, July 8-13, 2001.

Dong, R., Smutz, W.P., Rakheja, S., Schopper, A., Wu, J.Z., “Alternate methods for assessment of vibration attenuation performance of gloves”, Proc. of the 9th Int. Conf. on Hand-Arm Vibration, France, June 2001. 

Dong, R., Rakheja, S., Smutz, W.P., Schopper, A., Wu, J.Z., “Dynamic characteristics of the instrumented handle and adapter recommended in ISO-10819, 1996”, Proc. of the 9th Int. Conf. on Hand-Arm Vibration, France, June 2001.

Wu, J., Dong, R.G., Rakheja, S., Schopper, A.W. and W.P. Smutz, “Modeling of biomechanics of two-point discrimination tests of a fingertip”, 36th UK Informal Group Meeting on Human Responses to Vibration, Farnborough (UK), September 2001.

Welcome, D., Rakheja, S., Dong, R., Westfall, B. and Schopper, A.W., “A preliminary study of relationships between total coupling force and grip and push forces”, 36th UK Informal Group Meeting on Human Responses to Vibration, Farnborough (UK), September 2001.

Romero J, Rakheja S, Ahmed A and Lozano A, “Effectiveness of Friction in Securing Cargo Under Vibration Conditions; Proc. of the CMRSC-XII; June 10-13, 2001; London, Ontario.

Rakheja, S., Ahmed, A.K.W., Romero, J.A. and Lozano, A., “Experimental evaluation of friction coefficients of typical loads and trailer decks under vertical vibration”, SAE Paper No. 2000-01-3510, SAE Int. Truck & Bus Meeting, Utah, Dec. 4-6, 2000.

Kang, X., Rakheja, S. and Stiharu, I., “Directional Dynamics of a Partly-Filled Tank Vehicle under Braking and Steering”, SAE Paper No. 2000-01-3477, SAE Int. Truck & Bus Meeting, Utah, Dec. 4-6, 2000.

McManus, Steve, St. Clair, Ken and Rakheja, S., “Evaluation of the vibration and shock isolation performance of a commercial magnetorheological fluid-based semi-active damping system for heavy vehicle seating”, SAE Paper No. 2000-01-3408, SAE Int. Truck & Bus Meeting, Utah, Dec. 4-6, 2000.

Rakheja, S., Boileau, P.-E. and Stiharu, I., “Seated occupant apparent mass characteristics under automotive postures and vertical vibration”, Proc. of the 2nd Whole-body Vibration Injuries Conf., Siena, Italy, Nov. 7-9, 2000.

Boileau, P.-E., Rakheja, S. and X. Wu, “Body mass dependent mechanical impedance model for applications in vibration seat testing”, Proc. of the 2nd Whole-body Vibration Injuries Conf., Siena, Italy, Nov. 7-9, 2000.

McManus, Steve, St. Clair, Ken, Boileau, P.-E., Rakheja, S. and Boutin, J., “Evaluation of the vibration and shock attenuation performance of a semi-active magneto-rheological fluid damper”, Proc. of the 2nd Whole-body Vibration Injuries Conf., Siena, Italy, Nov. 7-9, 2000.

Boileau, P.-Émile and S. Rakheja, “Characterization of the vibration environment of urban buses”, Proc. of the 35th UK Informal Group Meeting, Sothampton, UK, Sept. 11-15, 2000, pp 305-316.

Kang, X., Rakheja, S., Stiharu, I. and Ahmed, A., “Tank shape optimization for enhancement of roll stability of partially-filled tank vehicles in steady turning”, Proc. of the 2000 ASME Int. Mech. Eng. Cong. & Expo., Nov. 5-10, 2000, Orlando, FL, Advanced Vehicle Technologies, DE-Vol. 106, pp 109-118.

Tchernychouk, Vladimir, Rakheja, S., Stiharu, I. and Boileau, P.- É., “Study of occupant-seat models for vibration comfort analysis of automotive seats”, SAE paper no. 2001-01-3408, SAE-IBEC Conference, MI, October 3-5, 2000.

Rakheja, S., Ahmed, A.K.W., Liu, P.J. and Richard, M.J., “Dynamic ride properties of a roll connected vehicle suspension”, published in Current Advances in Mechanical Design and Production VII, Vol. 7, pp 105-112, Proc. of the Cairo University Int. Conf., Feb. 2000.

Liu, P.J., Rakheja, S. and Ahmed, A.K.W., “Feasibility analysis of open loop rollover control of heavy freight vehicles”, Proc. of the ASME Mechanical Engineering Conference, Publication DE-101, pp 127-138, Nashville, TN, Nov. 1999.

Yang, X., Rakheja, S. and Stiharu, I., “Adapting an articulated vehicle to the driver”, Proc. of the ASME Mechanical Engineering Conference, Publication DE-101, pp 1-13, Nashville, TN, Nov. 1999.

Rakheja, S., Ahmed, A.K.W., Yang, X. and Guerette, Claude, “ Optimal suspension damping for improved driver- and road-friendliness of urban buses”, Proc. of the  SAE Int. Truck & Bus Meeting, SAE Publication SP 1486, Paper No.1999-01-3730, pp 9-20, Detroit, MI, Nov. 1999.

Wu, X., S. Rakheja and P.E. Boileau,” Analysis of dynamic human-seat interactions”, Proc. of the Inter-Noise 99, Vol. 2, pp 861-866, Fort Lauderdale, FL, December 1999.

Kang, X., Rakheja, S. and Stiharu, I., “Optimal tank geometry to enhance static roll stability of partially-filled tank vehicles”, Proc. of the SAE Int. Truck & Bus Meeting, SAE Paper No.1999-01-3728, Detroit, MI, Nov. 1999.

Stiharu, I., Rakheja, S. and Lin, W.,”Humidity microsensor in CMOS Mitel1.5 technology”, Proc. of Canadian Conf. on Elec. and Comp. Engineering, Vol. 3, pp 1652-1657, 1999.

Boileau, P.-É., Wu, X. and S. Rakheja, "Definition of a set of idealized values to characterize seated body biodynamic response under vertical vibration", International Conference on Whole-Body VibratiLiu, P.J., Rakheja, S. and Ahmed, A.K.W., “Feasibility analysis of open loop rollover control of heavy freight vehicles”, Accepted for presentation and publication in the Proc. of the ASME Mechanical Engineering Conference, Nashville, TN, November 1999.

Wu, X., S. Rakheja and P.E. Boileau, “Dynamic Performance of Suspension Seats under Vehicular Vibration and Shock Excitations”, 1999 SAE Int. Conf. & Expo., SAE –SP-1426, pp 147-159, Detroit, March 1999.

Wu, X., Rakheja, S. and Boileau, P.-É. (1999) “Study of human-seat interactions for dynamic seating comfort analysis”, 1999 SAE Int. Conf. & Expo., SAE –SP-1486, pp 137-146, Detroit, March 1999.

Bouazara, M., M.J. Richard and S. Rakheja, “Vehicle suspension designed to control the effects of vibration”, Proc. of 19th Southeastern Conf. on Theoretical & App. Mechanics, Florida, May 3-5, 1998.

Balike, M., S. Rakheja and S.V. Hoa, “Study of an energy dissipating under-ride guard using hradware -in-the-loop simulation”, Proc. of the CSME Forum, volume 5, pp 337-346, Toronto, May 1998.

Liu, P.J., S. Rakheja and A. K.W. Ahmed, “Dynamic roll instability analysis of heavy vehicles using energy approach”, Proceedings of the CSME Forum, volume 5, pp 392-400, Toronto, May 1998.

Yang, Xiaobo, S. Rakheja and I. Stiharu, “Study of driver factors affecting the directional response of an articulated vehicle using neural network”, Proceedings of the CSME Forum, volume 5, pp 401-408, Toronto, May 1998.

Liu, P.J., S. Rakheja and A. K.W. Ahmed, “Detection of dynamic roll instability of heavy vehicles for a rollover early warning device”, SAE Int. Truck & Bus Meeting, published in Heavy Vehicle and Highway Dynamics, SP-1308, pp 105-112, 1997.

Yang, Xiaobo, S. Rakheja and I. Stiharu, “Study of directional analysis of a closed-loop driver/tractor-semitrailer”, SAE Int. Truck & Bus Meeting, Heavy Vehicle and Highway Dynamics, SP-1308, pp 97-104, 1997.

Wu, Xuting, S. Rakheja, and P.-É. Boileau, "Study of biodynamic function to describe the response to whole body vertical vibration”, UK Informal Group Meeting on Human Response to Vibration, UK, 18-20 Sept. 1997, pp 195-208.

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