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School of Mechanical Engineering- ahmadian
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ahmadian
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Full Name: Prof. Ahmadian, Hamid
Position: Professor
Phone: 98-21-77240540-50 Ex:2907
Fax: 98-21-77240488
Email: Ahmadian AT iust.ac.ir
Address: Iran University of Science & Technology, Tehran, IRAN
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University Degrees
- PhD, University of Waterloo, Canada
- MSC, University of Amirkabir, IRAN
- BSc, Iran University of Science and Technology, IRAN
Current Research
- Nonlinear Mechanical Joints Modeling and Identification
- Rotor Dynamics
- Investigating Chatter Vibrations in Machining
- Force Determination by Measuring the Structure Response
- Inverse Problems in Vibration
Publications - Journal Papers
- Z. Taherkhani, H. Ahmadian, Stochastic model updating of rotor support parameters using Bayesian approach, Mechanical Systems and Signal Processing 158, 107702.2021.
- Z. Taherkhania, H. Ahmadian, Sensitivity Analysis of Rotor Dynamic Behavior to Manufacturing Tolerances Based on Global Sensitivity Analysis and Statistical Methods, Amirkabir Journal of Mechanical Engineering 53, DOI 10.22060/MEJ.2021.19245.6986
- P. Soleimanian, H Ahmadian, Modeling friction effects in lubricated roller guideways using a modified LuGre model, Journal of Vibration and Control, 2021.
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P. Soleimanian, M. Mohammadpour, H. Ahmadian, Coupled tribo-dynamic modelling of linear guideways for high precision machining application, Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology,1350650120919885.2021.
A. Golestaneh, H. Ahmadian, Instantaneous characteristics extraction and applying them to identify parameters of time-varying structures using wavelet analysis and analytical mode decomposition-Hilbert …Journal of Vibration and Sound 9 (18), 36-53, 2021.
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- E. Tofighi-Niaki, P. Asgharifard-Sharabiani, H. Ahmadian, Nonlinear dynamics of a flexible rotor on tilting pad journal bearings experiencing rub–impact, Nonlinear Dynamics 94 (4), 2937-2956, 2018.
- S. Shokrollahi, F. Adel, H Ahmadian, An investigation into the accelerometer mounting effects on signal transmissibility in modal measurements, Scientia Iranica 24 (5), 2436-2444, 1, 2017.
- F. Adel, S. Shokrollahi, M. Jamal-Omidi, H. Ahmadian, A model updating method for hybrid composite/aluminum bolted joints using modal test data, Journal of Sound and Vibration 396, 172-185,18. 2017.
- R. Naseri, K. Koohkan, M. Ebrahimi, F. Djavanroodi, H. Ahmadian, Horn design for ultrasonic vibration-aided equal channel angular pressing, The International Journal of Advanced Manufacturing Technology 90, 2017.
- H. Najafi.P.Asgharifard Sharabiani, H. Ahmadian, Development of One-dimensional Microslip Friction Modal and Determination of Boundary Between Stick and Slip Regions.Aerospace Mechanics Journal.(2017).12(4),73-83.
- M. Sohrabian, H. Ahmadian, R. Fathi, Flutter Instability of Timoshenko Cantilever Beam Carrying Concentrated Mass on Various Locations, Latin American Journal of Solids and Structures 13 (16), 3005-3021, 3 2016 .
- S. Shokrollahi, H. Ahmadian, F. Adel, A new approach for finite element model updating of bolted joints and comparison with interface layer method, Modares Mechanical Engineering 16 (3), 35-42, 5, 2016.
- M.H. Malakooti, H. Ahmadian, H. Jalali, Adhesive joint modeling using compatible element formulation, Journal of Theoretical and Applied Vibration and Acoustics 2 (2), 133-144, 2016.
- F. Djavanroodi, H. Ahmadian, R. Naseri, k. koohkan, M. Ebrahimi, Experimental investigation of ultrasonic assisted equal channel angular pressing process, Archives of civil and mechanical engineerin 16(2016)249-255.
- H. Ahmadian, M. Mohammadali, A distributed mechanical joint contact model with slip/slap coupling effects, Mechanical Systems and Signal Processing, 2016.
- H. Jalali, H. Ahmadian, Model identification and dynamic analysis of ship propulsion shaft lines, Journal of Theoretical and Applied Vibration and Acoustics. (2015) (1)1, 85-95.
- S. Faroughi, H, Ahmadian, An inverse approach in obtaining shape functions for a superconvergent thin plate element, Taylor & Francis, 28 June 2015
- H. Ahmadian, P. Asgharifard - Sharabiani, Nonlinear Model Identification of oil - lubricated tilting pad bearings, Tribology International , 92(2015)533–543, 2015.
- H. Ahmadian, M. Rajaei, Identification of Iwan distribution density function in frictional contacts, Journal of Sound and Vibration 333 (15), 3382-3393, 2014.
- M. Mohammadali , H. Ahmadian, Efficient Model Order Reduction of Structural Dynamic Systems with Local Nonlinearities under Periodic Motion, Journal of Shock and Vibration, June 2014
- M. Mohammadali, H. Ahmadian, Efficient model order reduction for dynamic systems with local nonlinearities, Journal of Sound and Vibration 333 (6), 1754-1766, 2014.
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M. Rajaei, H. Ahmadian, Development of generalized Iwan model to simulate frictional contacts with variable normal loads, Journal of Applied Mathematical Modelling, 38 (15-16), 4006–4018, 2014.
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M. Bazrafshan, H. Ahmadian, H. Jalali, Modeling the interaction between contact mechanisms in normal and tangential directions, International Journal of Non-Linear Mechanics, 58, 111-119, 2014
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H Ahmadian, M Esfandiar, H Jalali, Boundary Condition Identification of a Plate on Elastic Support, International Journal of Acoustics and Vibration, 19 (4), 282-286, 2014.
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MM Alamdari, J Li, B Samali, H Ahmadian, A Naghavi, Nonlinear Joint Model Updating in Assembled Structures, Journal of Engineering Mechanics 140 (7), 2014.
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F Djavanroodi, H Ahmadian, K Koohkan, R Naseri, Ultrasonic assisted-ECAP, Journal of Ultrasonics, 53 (6), 1089-1096, 2013.
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M. Mohammadali and H. Ahmadian, Improvement in Modal Testing Measurements by Modeling and Identification of Shaker–Stinger–Structure Interactions, Experimental Techniques 2013
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Y. Khatami, H. Ahmadian, Crack Identification of a Continuous Beam Like Structure in the Presence of Uncertain Modal Data by Stochastic Model Updating, Int J Advanced Design and Manufacturing Technology, 5 (4), 39 – 49, 2012.
- H. Jalali, H. Ahmadian, Characterization of dominant mechanisms in contact interface restoring forces, International Journal of Mechanical Sciences, Volume 56, Issue 1, December 2012, Pages 75-82
- K. Asadi, H. Ahmadian, H. Jalali, Micro/macro-slip damping in beams with frictional contact interface, Journal of Sound and Vibration, Volume 331, Issue 21, October 2012, Pages 4704-4712
- F Pourahmadian, H Ahmadian, H Jalali, Modeling and identification of frictional forces at a contact interface experiencing micro-vibro-impacts, Journal of sounds and Vibration, Volume 331, Issue 12, June 2012, Pages 2874-2886
- M Iranzad, H Ahmadian, Identification of nonlinear bolted lap joint models, Computers & Structures, Article in press 2012
- H Ahmadian, S Farughi, Shape functions of superconvergent finite element moodels, Volume 49, Issu9, September 2011, Pages 1178-1183
- H Jalali, A Hedayati, HAhmadian, Modeling mechanical interface experiencing micro-slip/slap, Volume 19, Issue6, September 2011, Pages 751-764
- H Ahmadian, S Farughi, Development of super-convergent plane stress element formulation using an inverse approach, Finite Element in Analysis and Design, Volume 47, Issue 7, July 2011, Pages 796-803
- H Jalali, B Bonab, H Ahmadian, Identification of weakly nonlinear System using describing function inversion, Volume 51, Issue 5, June 2011, Pages 739-747
- Hamid Ahmadian, Hassan Jalali and Fatemeh Pourahmadian, Nonlinear model identification of a frictional contact support, Mechanical Systems and Signal Processing, Volume 24, Issue 8, November 2010, Pages 2844-2854
- Hamid Ahmadian, and Mostafa Nourmohammadi, Tool point dynamics prediction by a three-component model utilizing distributed joint interfaces, International Journal of Machine Tools and Manufacture, Volume 50, Issue 11, November 2010, Pages 998-1005
- Hassan Jalali, Hamid Ahmadian and Fatemeh Pourahmadian, Identification of micro-vibro-impacts at boundary condition of a nonlinear beam, Mechanical Systems and Signal Processing, Volume 25, Issue 3, April 2011, Pages 1073-1085
- H. Ahmadian, S. Faroughi, Superconvergent eigenvalue bending plate element , Inverse Problems in Science and Engineering, 28 July 2010
- S Faroughi, H Ahmadian, Shape functions associated with the inverse element formulations, Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, Volume 225, Issue2, 1 February 2011, Pages 304-311
- H Ahmadian and H Azizi, Stability Analysis of a Nonlinear Jointed Beam under Distributed Follower Force , Journal of Vibration and Control , August 11, 2010
- Hamid Ahmadian, and Arash Zamani, Identification of nonlinear boundary effects using nonlinear normal modes, Mechanical Systems and Signal Processing, Volume 23, Issue 6, August 2009, Pages 2008-2018
- M. Salahshoor, and Hamid Ahmadian, Continuous model for analytical prediction of chatter in milling, International Journal of Machine Tools and Manufacture, Volume 49, Issue 14, November 2009, Pages 1136-114
- Majid Mehrpouya, and Hamid Ahmadian, Estimation of Applied Forces on Railway Vehicle Wheelsets from Measured Vehicle Responses, Int. J. Vehicle Structures & Systems, 1(4), 2009 104-110
- Hassan Jalali, Hamid Ahmadian, John E. Mottershead, "Identification of nonlinear bolted lap-joint parameters by force-state mapping",International Journal of Solids and Structures 44 (2007) 8087–8105
- K. Ahmadi, H. Ahmadian, "Modelling machine tool dynamics using a distributed parameter tool–holder joint interface", International Journal of Machine Tools & Manufacture 47 (2007) 1916–1928
- Ahmadian, H., Jalali, H.,"Generic Element Formulation for Modeling Bolted Lap Joints",Mechanical Systems and Signal Processing, 21 (2007) 2318–2334
- Ahmadian, H., and Jalali, H., ”Identification of Bolted Lap Joints Parameters in Assembled Structures", Mechanical Systems and Signal Processing, 21 (2007) 1041–1050
- A. Khojeh, M. Ayat, and H. Ahmadian, “Investigating the crack effects on vibrational behaviour of a rotor using special element” , International Journal of Engineering Science,17 (5), 2007
- H. Jahed, H. Ahmadian, and H. Khoshnavaz, “Estimating the fatigue life of an aero-blade under dynamical loading” , International Journal of Engineering Science, Vol. 17 (5), 2007
- Ahmadian, H., Mottershead, J.E., James, S., Friswell, M.I., and Reece, C.A., ”Modeling and Updating of Large Surface-to-Surface Joints in the AWE-MACE Structure ', Mechanical Systems and Signal Processing, 20, 868–880, 2006
- Ahmadian, H., and Jalali, H., “Identification of Structural Joint Model From Modal Test Results', International Journal of Engineering Science, 15(3). 171-182,2004.
- Ahmadian, H., Mottershead, J.E., and Friswell, M.I, “Physical Realization of Generic Parameters in Updating', Journal of Vibration and Acoustics, 124, 628-633, 2002.
- Ahmadian, H., Mottershead, J.E., and Friswell, M.I, “Boundary Condition Identification by Solution of Characteristic Equations', Journal of Sound and Vibration, 247(5), 755-763, 2001.
- Friswell, M.I., Mottershead, J.E., and Ahmadian, H., ”Finite Element Model Updating Using Experimental Test Data: Parameterization and Regularization', Philosophical Transactions of the Royal Society of London, Series A, 359, pp. 169-186, 2001
- Ahmadian, H., Mottershead, J.E., and Friswell, M.I, “Damage Location Indicators From Substructure Mode Shapes". 8, pp. 309-323, 2000.
- Ahmadian, H., Mottershead, J.E., and Friswell, M.I.,”Regularization Methods for Finite Element Model Updating', Mechanical Systems and Signal Processing, 12(1), 47-64, 1998.
- Friswell, M.I., Mottershead, J.E., and Ahmadian, H., ”Combining Subset Selection and Parameter Constrains in Model Updating’’, Journal of Vibration and Acoustics, 120(4), 854-859, 1998.
- Ahmadian, H., Friswell, M.I., and Mottershead, J.E.,”Minimization of the Discretization Error in Mass and Stiffness Formulation by an Inverse Method', International Journal for Numerical Methods in Engineering, 41,371-387, 1998.
- Ahmadian, H., Gladwell, G.M.L. and Ismail, F., “Parameter Selection Strategies in Finite Element Model Updating", Journal of Vibration and Acoustics, 119(1). 37-45,1997.
- Gladwell, G.M.L., and Ahmadian, H.,”Generic Element Matrices Suitable for Finite Element Model Updating', Mechanical Systems and Signal Processing, 9(6), 601-614, 1995.
- Ahmadian, H., Gladwell, G.M.L. and Ismail, F., “Finite Element Model Identification Using Modal Data", Journal of Sound and Vibration, 172(5), 675-669, 1994.
Courses Taught
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