Bio-data of Prof. R. N. Iyengar
Raja
Ramanna Fellow at
IISc, Bangalore. Tel:080-22932818(o); Fax:080-23600404;
E.mail: rni@civil.iisc.ernet.in; aareni@yahoo.com
Retired in July 2005 as K.S.I.D.C Chair
Professor, Department of Civil Engineering
Also at Center for Atmospheric &
Oceanic Sciences,
Indian Institute of Science, Bangalore 560012.
Formerly Director (April 1994 - April 2000)
Central Building Research Institute, CSIR,
Roorkee - 247 667
Date of Birth
2^{nd} June
1943
Fields of Research Disaster Mitigation, Structural Dynamics, Random
Vibration, Nonlinear Systems.
Earthquake Engineering, Railway Track-dynamics
Rainfall Modelling, History of Science
Educational B.E. (Civil) MysoreUniversity, 1962
M.Sc. (Engg.)Indian Institute of Science, 1966
Thesis : ‘Vibration of Beam and Slab Bridges'.
Ph.D. Indian Institute of Science, 1970
Thesis : 'Nonstationary Random Process Model
for Earthquakes’
*Fellow, Indian Academy of Sciences, Bangalore.
*Fellow, Indian National Academy of Engineering, New Delhi.
*Fellow, National Academy of Sciences, Allahabad.
*Member, Asia-Pacific Academy of Materials.
*Member, European Academy of Sciences, Brussels
Alexander Von Humboldt Fellowship (Senior), Germany 1978 to 80, 1992, 1997
First Prize of the Railway Board for the paper 'Identification of Damping in Railway Vehicles under Running Condition’ 1989-90.
National Representative, General Assembly of IUTAM 1987-92
Plenary Speaker GAMM Conference, on Applied Mechanics, Leipzig, Germany, 1992
Distinguished Schmidt Visiting Chair, Florida Atlantic University, Boca
Raton, U.S.A. 1995,
Shelter Award by the Shelter Promotion Council of India, Calcutta, 1996
Sir M. Visvesvaraya Award for Senior Scientists for life time
Contribution to Science and Technology ; Govt. of Karnataka, 1996.
Narayanan Memorial
lecture Award, Acoustical Society India, 1996.
18th ISET Annual Lecture Indian Society of Earthquake Technology, 1997
A.K. Sen Memorial Lecture Award, IIT, Kharagpur, 1998.
Chairman and Organizer IUTAM Symposium on ‘Nonlinearity and Stochastic Structural Dynamics’, 4-8 January 1999, IIT Madras.
Invited Sectional Lecture, ICTAM, Chicago, USA. August 2000,
Swamy Rao Memorial
Lecture Award, JNTU, Kakinada, 2001.
NRDC-Technology Day Award for ‘Pollution Control Device for Brick Kilns’ (Shared), 2001
Member, Editorial Board, J. of Probabilistic Engineering Mechanics, Eisevier Applied Sciences, U.K.(1994-2004)
Member, Editorial Board, Sadhana, Indian Academy of Sciences, Bangalore.
Member,
Editorial Board, J. of Indian Soc. of Earthquake Technology.
Associate Editor, J. of Indian Institute of Science, Bangalore (1987-92).
Fellow, Institution of Engineers (India)
Life Member, Indian Science Congress
Life Member, Indian Society of Earthquake Technology.
Life Member, Indian Nuclear Society, Mumbai.
Life Member, Indian Geotechnical Society.
Professional Record
Raja Ramanna Fellow, Indian Institute of Science,
August 2005-Continuing.
Visiting Professor, VIT (Deemed University),
Vellore
Professor, Indian Institute of Science,
Bangalore, 1986-2005
Director, Central Building Research Institute,
(CSIR) Roorkee, 1994-2000
Associate Professor, Indian Institute of Science,
1981-1986.
Assistant Professor, Indian Institute of
Science, 1974-1981.
Lecturer, Indian Institute of Science,
1969-1974.
Visiting Assistant Professor, Dept. of
Aeronautics and Engineering Sciences, Purdue University, W. Lafayette, USA,
1970–1971.
Visiting Scholar, Dept. of Electrical
Engineering, Brooklyn Polytechnic, New York, USA, Feb-March 1971.
Research Associate, Dept. of Civil Engineering,
Columbia University, New York, USA, April-July 1971.
Senior Alexander Von Humboldt Fellow: Univ. of Hannover, Germany, Oct 1978-Dec1979, May-July 1980 and April-June1992, Reinvited: 1997 and 2000.
1. R.N. Iyengar (1964), Analysis of Arcades,
J. Inst. of Engrs (India), XIIV, 11,
722-730.
2. R.N. Iyengar (1965), On the Application
of the Reciprocal Theorem to the Vibration of
Continuous Beams. Bull. Indian Society of Earthquake Technology, 17
53-60.
3. K.T.S. Iyengar and R.N.I. (1967), Free
Vibration of Beam and Slab Bridges, Publns, IABSE, 1- 14.
4. K.T.S. Iyengar & R.N.I (1967), Orthotropic
Plate Parameters of Stiffened Plates and Grillages in Free Vibration,
Appl. Scientific Research 1 7, 422-438.
5. K.T.S. Iyengar, K.S. Jagadish and R.N.I (1967), Vibration of Beam and Slab Bridges, Proc. Inst. of Engrs. (India), IXVIII, 1, 141-169.
6. R.N.I & K.T.S. Iyengar (1969), A
Nonstationary Random Process Model for Earthquake Accelerograms, Bull.
Seismological Society of America. 59.3,
1163-1188.
7. R.N.I and K.T.S. Iyengar (1970), Probabilistic Response Analysis to Earthquake J.Engg. Mechanics, (ASCE), 96, EM3, 207-225.
8. R.N.I & M. Shinozuka (1972), Effect
of self Weight and Vertical Acceleration on Tall Structures during Earthquakes,
Intnl. J. of Earthquake Engineering and Structural Dynamics, 1,
1, 69-72.
9. R.N.I (1972), Worst Inputs and a Bound on the Highest Peak Statistics of a class of Nonlinear System’, J. of Sound and Vibration, 25, 1, 29-37.
10. R.N.I (1973), First Passage Probability
during Random vibration, J. of Sound and Vibration, 31, 2, 185-193.
11. Ramaprasad & R.N.I (1975), Free
Vibration of a Reservoir-Foundation System,
J. of Sound and Vibration, 39, 2, 21
7-227.
12. R.N.I (1975), 'Random Vibration of a
Second Order Nonlinear Elastic System’, J. of Sound and Vibration, 40,
2, 155-165.
13. R.N.I & K.B. Athreya (1975), ‘A
Diffusion Process Approach to a Random Eigen Value Problem’, J. of
Indian Institute of Science, 57, 5, 185-191.
14. R.N.I & P.N. Rao (1975), ‘Free
Vibration of Elastic Medium', Bull.
Indian Society of Earthquake Technology, 12, 147-154.
15. R.N.I & P.K. Dash (1976), ‘Random
Vibration Analysis of Stochastic Time varying Systems’, J. of Sound
and Vibration, 45, 1, 69-89.
16. R.N.I & P.K. Dash (1977), ‘Highest
Peak Distribution In Time-varying Systems’, J. of Engg. Mech. Div. (ASCE), 103, EM5, 869-898.
17. R.N.I & K.J. Iyengar (1978), ‘
Stochastic Analysis of Yielding System',
J.of Engg. Mech.Div. (ASCE),
104, EM2, 383-398.
18. R.N.I & P.K. Dash (1978), ‘Study of
Random Vibration of Non-linear Systems by the Gaussian Closure
Technique’, J. of Applied Mech. (ASME), 45, 393-398.
19. R.N.I & P.K. Dash (1978), 'Random
Vibration In Spacecraft Structures: A review', J. of Aeronautical Society
of India, 30, 1,2, 1-21.
20. R.N.I & P.N. Rao (1979), ‘Generation
of Spectrum Compatible Accelerograms', lntnl. J. of Earthquake Engg. and
Structural Dynamics, 7, 253-263.
21. R.N.I (1979), 'Inelastic Response of
Beams under Sinusoidal ad random Loads', J. of Sound and Vibration, 64,
2, 161-1 72.
22. R.N.I & O. Mahrenholtz (1982), ‘Nonlinear
Oscillation of a Vortex Excited Cylinder in Wind’, Solid Mechanics
Archives, 7, 411-432.
23. P.K. Dash and R.N. Iyengar (1982), ‘Analysis
of Randomly Time Varying Systems by Gaussian Closure Technique',
Journal of Sound and vibration, 83, 2,
241 -151.
24. R.N.I & K.C. Prodhan(1983), ‘Classification
and Rating of Strong-Motion Records', Journal of Earthquake Engineering and
Structural Dynamics, 11, 415-426.
25. R.N.I. (1984), 'Estimation of Yield
Damage in Plates and Shells during Random Vibration', J. Aero. Soc. of India, 36, 2.
26. R.N.I. & K. Meera (1984), ‘Earthquake
in South India on 20th March,1984’. Bull.
Ind. Soc. of Earthquake Technology, 21, 2, 49-61.
27. R.N.I. & M.R. Pranesh (1985), ‘Dynamic
Response of a Beam on a Foundation of Finite Depth', Indian
Geotechnical Journal, 1 5, 53-63.
28. R.N.I. (1986), 'A Nonlinear System under
Combined Random and Periodic Excitation’. J. of Statistical Physics,
44, 5 1 6, 907-920.
29. R.N.I., N. Anantanarayana and D. Deepak
(1986), 'Track Classification and Track Index', Rail International, 39-44.
30. R.N.I. and C.S. Manohar (1987),’Nonstationary
Random Critical Seismic Excitation', J. of Engg. Mech., 113, 4,
529-541.
31. R.N.I. & K.C. Prodhan (1987), 'Internal Consistency of Smooth Design Response Spectra', Bull. ISET, 24, 161-173.
32. R.N. Iyengar (1988), 'Higher order Linearization in Nonlinear Random Vibration', Intnl. J. of Nonlinear Mech. 23, 5, 385-391.
33. R.N. Iyengar (1988), ‘Stochastic Response and Stability of the Duffing Oscillator under Narrow band Excitation', J. of Sound and Vibration, 120,2, 255-263.
34. R.N. Iyengar and G.V. Rao (1988), ‘Free
Vibration and Parametric Instability of a Laterally Loaded Cable’, J. of Sound and Vibration, 127,2, 231-243.
35. R.N. Iyengar, K.R. Reddy and C.S. Manohar
(1989), ‘Chaotic Response of Some simple Nonlinear Oscillators',
J. Aero. Soc. of India, 41, 1,
1-6.
36. R.N. Iyengar and C.S. Manohar (1989), ‘Probability
Distribution of the Eigen-values of the Random String Equation’,
J. of Applied Mechanics, 56, 202-207.
37. R.N. Iyengar (1989), 'Response of Nonlinear System Systems under Narrow Band Excitation'. J. of Structural Safety, 6, 177-188.
38. G.V. Rao & R.N. Iyengar (1990), ‘Nonlinear
Planar Response of a Cable under Random Excitation’, J.of
Probabilistic Engineering Mechanics, 5,4, 182-191.
39. R.N. Iyengar & C.S. Manohar (1991), ‘Narrowband
Random Excitation of a Limit Cycle System', Archive of Applied
Mech., 61,133-141,
40. R.N. Iyengar & G.V. Rao (1991), ‘Internal
Resonance and Nonlinear Response of a Cable under Harmonic Excitation’,
J.of Sound and Vibration. 149, 1, 25-41
41. R.N. Iyengar (1991), 'Stochastic
Characterization of Chaos in a Nonlinear System',
Physics Letters-A, 154, 7-8, 357-360.
42. G.V. Rao & R.N. Iyengar (1991), ‘Seismic
Response of a Long Cable', Int. J. Earthquake Engineering and Structural
Dynamics, 20, 243-258.
43. C.S. Manohar & R.N. Iyengar (1991), 'Entrainment
in Vander Pol's Oscillator In the presence of Noise', Int. J. of
Nonlinear Mech., 26, 5, 679-686.
44. R.N. I.& C.S. Manohar (1991), 'Rocking
Response of Rectangular Rigid Blocks under Random Noise Base Excitation’,
Invited paper, Special Issue. Int. J. of Nonlin Mech., 26, 6.
45. R.N. Iyengar & O.R. Jaiswal (1993), ‘Dynamic
Response of a Beam on Elastic Foundation of Finite Depth under a Moving
Force', Acta Mechanica, 96, 67-83. www.springerlink.com/index/P6734G21224X9701.pdf
46. R.N. Iyengar & O.R. Jaiswal (1993), ‘A
New Model for Non-Gaussian Random Excitation', J. of Probabilistic
Engg.Mechanics, 8, 280-287.
47. C.S. Manohar & R.N. Iyengar (1993), 'Probability
Distribution of the Eigen values of Systems governed by the Stochastic
Wave Equation', J. Probabilistic Engg.Mech.8, 57-64.
48. R.N.I. (1993), 'Chaotic Behaviour in
Non-linear oscillators', ZAMM,73,
4-5 T46-T53.
49. R.N.Iyengar & O.R. Jaiswal (1994), ‘Random
Process Modelling of Railway Track Unevenness', Indian Railway Technical Bulletin.
50. C.S. Manohar & R.N. Iyengar (1993), ‘Free Vibration Analysis of Stochastic Strings', J. of Sound and Vibration.
51. R.N. Iyengar & D. Roy (1994), ‘Nonlinear
Dynamics of a Rigid Block on a Rigid Base',
J. of
Applied Mechanics, 63, pp 55-61.
52. R.N. Iyengar, C.S. Manohar & O.R. J.
Jaiswal (1994), 'Field Investigation of the 30th Sept.1993 Earthquake in
Maharashtra', Current Science, .67, 5,
53. R.N. Iyengar & O.R. Jaiswal (1995), 'Random
Field Modelling of Railway Track Irregularities', J. Transport
Engg., ASCE, 121, 4, 303-308.
54. R.N. Iyengar & D. Roy ( 1996), ‘Conditional
Linearization In Random Vibration', J. Engg. Mech, ASCE. 122, 31,197-200.
55. R.N.Iyengar (1997) ‘Strong motion:
Analysis, Modelling and Applications’ Bull. ISET, Paper no. 370, 34,
4, 171-208
56. R.N. Iyengar & D. Roy (1998) ‘ New Approaches for the Study of Non linear Oscillators’
J. of Sound and Vibration, 211,5, 843-875.
57. R.N. Iyengar and D. Roy (1998), ’Extension
of the Phase Space Linerization Technique for Nonlinear Oscillators’
J. of Sound and Vibration, 211,5, 877-906.
58. R.N. Iyengar and S.K. Agarwal (1999) ‘Statistical Analysis of ensemble of strong motion records’, Current Science, 76, 5, 684-687.
59. R.N.Iyengar (2000) ‘Seismic Status of Delhi Megacity’ Current Science.78, 568-574.
60.R.N.Iyengar and S.K. Agrawal (2001) Earthquake Source Model using Strong Motion Displacement as Response of Finite Elastic Media, Proc. Indian Acad. Sci., J. Earth and Planetary Sciences.110,1, 9-23. www.ias.ac.in/epsci/mar2001/E1363.pdf
61. R.N.Iyengar and S.T.G.Raghukanth (2002) Strong
ground motion at Bhuj City during the Kutch Earthquake, Current Science, 82,
11, 1366-72.
62.R.N.Iyengar and S.T.G.Raghukanth (2004) Attenuation of strong ground motion in
Peninsular India, Seismological Research Letters, 75, 4, 530-540.
63. RNI and S.Ghosh, (2004), Microzonation of earthquake hazard in Greater
Delhi area, Current Science, 87,9, 1193-1202. www.ias.ac.in/currsci/nov102004/1193.pdf
64. RNI and S.T.G.Raghukanth (2006) Strong ground motion estimation during the
Kutch, India earthquake, Pure and Applied Geophysics 163, pp 153-173.
65. RNI and B.Basak (2005) Investigation of a
Nonlinear System Under Partially Prescribed Random Excitation, Int. J of Nonlinear Mechanics, 40, pp
1102-1111.
66. RNI and S.T.G.Raghukanth (2005) Attenuation
of Seismic Spectral Acceleration in Peninsular India, under review, J. of
Earthsystem Sciences
67. RNI and S.T.G.Raghukanth (2005) Estimation Seismic Hazard for Mumbai City, Accepted for Publication in Current Science.
68. RNI and B.P.Radhakrishna (2005) Evolution of the western Coastline of India and the Probable Location of Dwaraka of Krishna: Geological Perspectives, J of Geological Soc. of India, 66, Sept. pp 285-292. http://abob.libs.uga.edu/bobk/maha/dwaraka/
1. S.Gadgil and R.N. Iyengar (1980), ‘Cluster
Analysts of Rainfall Stations of the Indian Peninsula', Quarterly J. Royal
Meteorological Society, 106, 450, pp 873-886.
2. R.N. Iyengar (1982), 'Stochastic
Modelling of Monthly Rainfall’, Journal of Hydrology, 57, pp
375-387.
3. R.N. Iyengar (1987), 'Analysis of Weekly
Rainfall Time Series', Mausam. 38,4,453-458.
4. R.N. Iyengar (1991), 'Variability of Rainfall
through Principal component Analysis',
J.of
Earth and Planetary Sciences, Proc. of Indian Acd. of Sciences, 100,2,
105-126.
5. R.N. Iyengar & P. Basak (1994), ‘Regionalization
of Indian Monsoon Rainfall and Long-term Variability Signals’, Intnl. J.of
Climatology, 1 4, 1095-1114. www.rmets.org/publication/IJC/ijc94.php
6. R.N.Iyengar and S.T.G.Raghukanth (2003) ‘Empirical Modelling and Forecasting of Indian
Monsoon Rainfall’ Current Science, 85,8, 1189-1201.
7. R.N.Iyengar and S.T.G.Raghukanth (2004) Intrinsic mode functions and a strategy
for forecasting Indian monsoon rainfall. J of Met. and Atmos. Physics. July-Online.
8. RNI (2004) Description of rainfall
variability in Brihat-samhita of Varaha-mihira, Current Science, 87, 4,
531-533. www.ias.ac.in/currsci/aug252004/531.pdf
9. R.N.Iyengar and S.T.G.Raghukanth (2006) Forecasting of Seasonal Monsoon Rainfall
at Subdivision Level. Current
Science, 10^{th} August. pp.
350-356.
1. R.N. Iyengar & D. Sharma (1996) Some
Earthquakes of Kashmir from Historical Sources Current Science, 71,4,
330-331.
2. R.N. Iyengar (1999), Earthquakes in Ancient India, Current
Science, 77, 6, 827-829. www.ias.ac.in/currsci/sep25/articles32.htm
3. R.N.Iyengar, D.Sharma and J.M.Siddiqui
(1999) Earthquake History of India in Medieval Times, Ind. J. Hist. of Science, 34 (3),181-237.
4. R.N.Iyengar and D.Sharma (1999) Some
Earthquakes of the Himalayan Region from Historical Sources, J Himalayan
geology, 20,1,81-85. www.himgeology.com/pubvolumns/volume20(1).html
5. R.N.Iyengar (2003) Internal Consistency
of Eclipses and Planetary Positions in Mahabharata, Ind. J.of. Hist.
Science, 38, 2, 77-115. www.hindunet.org/saraswati/rniyengar.pdf
6. RNI (2003) Historicity of
Celestial Observations of Mahabharata, Q. J of Mythic Society, XCIV,
1-2, 150-186.
7.
R.N.Iyengar (2004) Profile of a
Natural Disaster in Ancient Sanskrit Literature, Ind. J. Hist. of
Science, 39,1, 11-49. http://abob.libs.uga.edu/bobk/maha/skandapuranadisaster.pdf
8. RNI (2004) Extra Terrestrial Impacts,
J. of Geological Soc. of India, (Correspondence) 64, 6, 826-827.
9. RNI (2005) Eclipse period number 3339 in
Rigveda, Ind. J. Hist. of Science, 40, 2, June, pp.139-152. http://abob.libs.uga.edu/bobk/maha/rigvedaeclipse/
10. RNI (2006) Some Comet
observations of ancient India, J.Geological Soc. Ind. 67, March,
pp289-294. http://abob.libs.uga.edu/bobk/maha/cometindia/
11. RNI (2006) Celestial
observations associated with Krishna-lore, Ind. J. Hist. of Science,
41.1, pp1-13.
1. R.N. Iyengar (1993), 'How Safe is Tehri Dam
to Earthquakes', Current Science, Vol.65. No.5, 383-392.
2. R.N. Iyengar (1994), 'Dynamic Analysis and
Seismic Specification of Tehri Dam' Earthquake Hazard & Large Dams in the
Himalaya, INTACH, Bharatiyam, Nizamudiin, New Delhi, pp 137-152.
3. R.N. Iyengar (1994), 'Armenia : A
Travelogue’, Current Science, Vol.67, No.3, pp 157-161.
4. R.N. Iyengar (1994), 'History of Earthquakes
in South India', The Hindu, January 23, 1994.
5. R.N. Iyengar (1994), 'Earthquake
Experimentation using Railway Track', The Hindu, September 28, 1994.
6. R.N. Iyengar (1996), ’Fire Engineering:
Research and Development at Central Building Research Institute', IBC News
(Special Issue), Vol. 3, No. 2, April-June, 1996.
7. R.N. Iyengar (1996), ’Rural Housing: A
Discussion’, Kurukshetra (Special Issue), Vol.
XLIV, Nos. 8, 9, May-June, 1996.
8. R.N. Iyengar (1997), ‘Natural Disaster
Mitigation Research at CBRI’, Journal of Indian Building Congress, 3rd Annual
Convention and Seminar on Built Environment and Natural Hazards, Feb. 7-8,1997.
9. R.N.Iyengar (2001) ‘Is the seismic zonation
map of India correct?’ The Hindu, 17^{th} April.
1. A.J. Schiff, R.N. Iyengar, J.R. Duan &
J.L. Bogdanoff (1970), 'On the Behaviour of Walls under Seismic disturbances’,
Proc. Conf. on Earthquakes and Structures, Jassy, Rumania.
2. R.N. Iyengar & K.T.S. Iyengar (1973),
’Stochastic Process Modelling of Earthquake and Probabilistic Response
Analysis’, Proc. Symposium o Earth and
Earth Structures subjected to Earthquakes, Roorkee, India, Vol. 1, pp 223-231.
3.R.N. Iyengar, K.T.S. Iyengar, V. Ramachandran
& Ramaswamy (1974), 'Seismic Analysis of the Ventilation Stack for the
Madras Atomic Power Plant’, Proc. 5th
Symposium on Earthquake Engineering, Roorkee, pp 39-46.
4.R.N. Iyengar & K.S. Jagadish (1974),
‘Probability of Failure of Structures under Earthquake Excitations', Proc. 5th symposium on Earthquake Engineering,
Roorkee, pp 253-258.
5.R.N. Iyengar & P.N. Rao (1975), ‘Dynamic
Amplification In Two Dimensional Soil Media', Proc. 5th Asian Regional Conference on soil Mechanics and Foundation
Engg, Bangalore, pp 279-282.
6. R.N. Iyengar, D.V. Reddy & S. Vedula
(1976), ‘A Random Process Model for Monthly River Flows', Proc. Symposium on Mathematical Modelling of Water
Resources Problems, Patna, India.
7.R.N. Iyengar, A.S. Reddy (1977), ‘Response of
a Soil-pile System during Earthquakes’, Proc. Intnl. Symp. on soil Structure
Interaction, Roorkee, pp 355- 360.
8.R.N. Iyengar & T.K. Saha (1977), ’Effect
of Vertical Ground Motion on the Response of Cantilever Structures’, Proc.6th
WCEE, New Delhi, pp 3-193-198.
9.R.N. Iyengar & K.C. Prodhan (1982),
’Equivalent single Degree Systems and Approximate Seismic Response’, Proc. VII Symp. on Earthquake Engineering,
Roorkee, Vol. I
10.R.N. Iyengar & C.S. Manohar (1984),
‘Extreme Seismic Excitation, Proc.
Symp. on Earthquake Effects on Plant and Equipment, Hyderabad, pp 65-69.
11.R.N. Iyengar & K.C. Prodhan (1984),
'Engineering Classiflcation of Earthquake Records', Proc. Symp. on Earthquake Effect on Plant and
Equipment, Hyderabad, pp 71-75.
12.R.N. Iyengar & K. Meera (1984),
‘Overturning of Rigid Bodies during Earthquakes', Proc. Symp. on Earthquake Effects on Plant ad
Equipment, Hyderabad, pp 129-133.
13.R.N. Iyengar (1984), ‘Stochastic Process
Modelling of Rainfall’, Proc.Colloquium on Precipitation Analysis and Flood
Forecasting, Ind. Inst. of Tropical Meteorology, Pune.
14.R.N. Iyengar (1984), 'The Vortex Oscillator
as a Non-conservative System', Proc.
Euromech Colloquium 190, University of Hamburg - Harburg, pp 36-38.
15.R.N. Iyengar & C.S. Manohar (1985),
‘System Dependent Critical Stochastic Seismic Excitation'. Transactions of the 8th Int. Conf. on
Structural Mechanics in Reactor Technology, SMIRT, Brussels, M 15/6, pp 147-1
51.
16.R.N. Iyengar (1985), 'Some Studies in Random
Vibration', First Indo-Soviet symposium on Mechanics', Tashkent, USSR.
17.R.N. Iyengar, V. Ramachandran and U.S.P.
Verma (1987) 'Uplift of a Power Plant Founded on rock under Seismic Excitation',
Trans. of the 9th Intnl.Conf. on SMIRT, Lausanne.
18.R.N. Iyengar, A. Krishnan and K.S. Dixit
(1987), 'Dynamic Analysis of Coolant Channel Assembly under Seismic Excitation,
9th Intnl. Conf. SMIRT, Lausanne.
19.R.N. Iyengar & C.S. Manohar (1987),
‘Vander Pol's Oscillator under Combined Periodic and Random Excitation’, IUTAM
Symposium, Austria.
20.R.N. Iyengar, J. .S. Goray & H.S.
Khushwaha (1989), 'Development of Floor Response spectra using PSD Function’,
Trans. 10th Intl. Conf. on SMIRT, Vol. k2, pp 545-550.
21.C.S.Manohar & R.N. Iyengar (1990),
‘Natural Frequencies of Simple Stochastic Structural systems', Proc. Intl.
Conf. Str. Testing, Analysis and Design, ICSTAD,
Bangalore, India.
22.R.N. Iyengar (1991), 'Approximate Analysis
of Nonlinear System under narrow band Random Inputs', Proc. IUTAM Symp. on Nonlinear Stochastic
Dynamics, Turin, Italy, (Ed. N. Bellomo), Springer Verlag, pp 309-319.
23.R.N. Iyengar (1993), 'Residence Time
characteristics of Strong Motion Accelerograms', Proc. Int. conf. on
Continental Collision Zone Earthquakes, Yerevan, Armenia, 1-7 Oct.
24.R.N.I. C.S. Manohar & O.R. Jaiswal
(1994), 'Field Study of the Maharashtra Earthquake of 30th September 1993’,
Proc.10th Symp on Earthq. Eng., Roorkee, 16-18 November.
25 .R.N. Iyengar (1994), 'Strong Motion Data
and Parameters', Proc.10th Symposium on Earthquake Engineering, Roorkee,
26. R.N.Iyengar and K.Popp(1994) ‘Random
Vibration of a Galloping Oscillator in Wind’ Proc. ICOSSAR-93, 1711-14, Balkema, Rotterdam.
27. RNI and O.R.Jaiswal (1995) Stochastic
Response of Irregular Tracks under Moving Vehicles., Proc.IUTAM Symp.on
Nonlinear Stoch. Mechanics, Trondheim, Norway. 213-224., Kluwer Acd.Publ.
28. R.N. Iyengar (1996), ‘Seismic Specification
through Spectrum Compatible PSD Functions’, Proc. Symposium on Earthquake
Effects on Structures, Plant & Machinery, BHEL, New Delhi.
29.R.N. Iyengar and S. Sarkar (1997), ‘A
Statistical Approach to Study of Landslides',
Proc. CBRI Golden Jubilee Year Conf., New
Delhi, Tata-McGraw-Hill Co. 63-71.
30. R.N. Iyengar, M.P.Jaisingh, (1997),
‘Lateral Strength Masonry Walls’, Proc.CBRI Golden Jubilee Year Conf., New
Delhi, Tata-McGraw-Hill Co. 131-142.
31. R.N.Iyengar (1999) ’Seismic Microzonation: A Strategy for Planning Built Environment’ Proc. TCDC Workshop on Natural Disaster Reduction:,Policy Issues and Strategies, Dec.1999, SERC, Madras, III 9-III 18.
32. R.N.Iyengar (1999) ‘Application of Random Vibration in Earthquake Engineering,’ Keynote Address, Proc. of 4^{th} International Conference on Vibration Problems, (ICOVP) Jadhavpur Univ, Calcutta, Vol A, 1-23.
33. R.N.Iyengar (2000) ‘Probabilistic Approaches in Earthquake Engineering’ Invited Lecture, Proc. ICTAM 2000, (Ed. Aref and Philips).457-471. Kluwer Acad.Publ. Netherlands.
34. R.N.Iyengar (2000), ‘Performance of Indian Rural Stone Masonry during Earthquakes’ Proc. 6^{th} Intnl. Sem. On Strucutural Masonry for Developing Countries, October 2000, Bangalore, Allied Publ. Ltd., 247-252.
35. R.N.Iyengar (2000), ‘Vibration Problems in Building Structures’ Invited Talk, Proc. VETOMAC-I, October 2000, Bangalore.
36. RNI and S.K.Agarwal (2000) Source Location - an Inverse Structural dynamic Problem, Proc. II Structural Engg.Convention, (SEC-2000), IIT-Bombay, 401-408, Quest Publ. Mumbai.
37. RNI (2001), ‘ Earthquakes in India an Engineering Perspective’ National Sem. on “Design and Construction of Earthquake Resistant Structures” May, 2001,INSTRUCT, A1-A18.
38. RNI (2001) ‘Seismic Microzonation of Vulnerable Cities’ National Sem. on “Design and Construction of Earthquake Resistant Structures” May, 2001,INSTRUCT, Bangalore , B1-B14
39.RNI (2001) ‘Selection of Ground Motion Parameters at Project Sites’ Proc. Workshop on Safety of Nuclear Power Plant Structures, SNPP-2001, July 2001, IISc., Bangalore, 35-52.
40. R.N.Iyengar (2002) Engineering Approaches in Seismic Hazard Estimation, Proc. Advances in Civil Engg., ACE-2002, IIT Kharagpur, pp770-780., Allied Publ. Ltd., N.Delhi.
41. R.N.Iyengar and S.T.G.Raghukanth Earthquake Source Model and Estimation of Strong Ground Motion, Proc. Int. Conf. on Construction Management and Materials in Civil Engineering, CONMAT-2003, IIT Kharagpur. 127-140. Phoenix Publ. House. N.Delhi.
42. R.N.Iyengar and S.T.G.Raghukanth (2003) Attenuation of Strong Ground Motion and Site Specific Seismicity in Peninsular India, Proc. National Seminar on Seismic design of Nuclear Power Plants, 269-291, SERC, Madras.
43.R.N.Iyengar and S.Ghosh (2003) Seismic Hazard Microzonation of Delhi City, Proc. National Sem. on Disaster Management and Mitigation, INAE, 93-108. Phoenix Publ. N.Delhi.
44. RNI and S.Ghosh (2004) Proc. 13^{th} WCEE, Vancouver,
Canada.
45. RNI and S.T.G.Raghukanth (2004) Earthquake
source geometry compatible with strong motion data, Proc. 13^{th}
WCEE, Vancouver, Canada.
2. S.Narayanan and R.N.Iyengar, Editors. IUTAM Symposium on Nonlinearity and Stochastic Dynamics, IIT-Madras, Jan,1999. Kluwer Academic Publishers, Dordrecht.
3. K.S. Jagadish and RNI, Editors. Recent
Advances in Structural Engineering, 2005. Universities Press, Hyderabad.
4.RNI: Elements of Mechanical Vibrations, Under
Preparation.
1. R.N. Iyengar and K.T.S. Iyengar (1974),
'Seismic Analysis of the Ventilation
stack for the Madras Atomic Power Project’, PPED, Dept. of Atomic
Energy.
2. R.N. Iyengar, P.K. Dash & C.V. Joga Pao
(1974), ‘Random Vibration of Tubular Structures', Ministry of Defence, Govt. of
India.
3. R.N. Iyengar, & S.A. Ramu (1975),
‘Random Vibration of a Satellite Structure',, ISRO, Dept. of Space.
4. R.N. Iyengar, S.A. Ramu & K.J. Iyengar (1977), ‘Inelastic Response of
Structures under Random and Impulsive Loading’, Aero. Res. and Dev. Board.
5. R.N. Iyengar (1977), 'Prediction of Food
Production Including Rainfall Uncertainties', NCST Panel on Futurology,
Department of Science and Technology.
6. R.N. Iyengar (1980), 'Vibration of Thin
Cylinders', DRDL, Hyderabad.
7. R.N. Iyengar & S.A. Ramu (1982),
‘Dynamic Stresses in Rotating Shells'.
DRDL, Hyderabad.
8. R.N. Iyengar & K.P. Rao (1982), ‘Piping
Analysis under Seismic Forces'. PPED,
Dept. of Atomic Energy.
9. R.N. Iyengar (1983), 'Statistical Analysis
of Annual Rainfall in Karnataka', 83, AS4, Centre for Atmospheric Science,
IISc., Bangalore.
10. R.N. Iyengar & B.K. Raghuprasad (1983),
‘Spectra Compatible Accelerogram for KAPP’’, PPED, Dept. of Atomic Energy.
11. R.N. Iyengar (1984), 'Track Classification
and Track Index', RDSO, Ministry of Railway.
12. R.N. Iyengar (1985), 'Identification of Damping in Railway Vehicles', RDSO, Ministry of Railway.
13. R.N.
Iyengar (1986), ' Safety Systems and Coolant Channels of a Nuclear Reactor
under Seismic Forces', Nuclear Power Board, Department of Atomic Energy.
14. R.N. Iyengar & K. Meera ( 1986), ‘
Nonlinear Dynamic Analysis of a Railway Freight Car', DST Project Report.
1 5. R.N. Iyengar (1987), 'Uplift and Rocking
Motion of a Nuclear Power Plant during Earthquake', Nuclear Power Board,
Department of Atomic Energy.
16. R.N. Iyengar (1988), 'Theoretical Slosh
Analysis', DRDL, Hyderabad.
17. R.N. Iyengar (1989), 'Spectrum Compatible
PSD Function and Floor Response Spectra', NPC, Bombay.
18. R.N. Iyengar & S.A. Ramu (1990),
'Seismic Response of Reactivity Mechanism Assembly', NPC, Bombay.
19. C.S. Manohar & R.N. Iyengar (1990),
'Random Vibration of a Limit Cycle System’, ST/1, Dept. of Civil Engg. IISc.
20. R.N. Iyengar (1990), 'Seismic Response of
the NAPP Primary Shutdown System’, NPC, Bombay.
21. R.N. Iyengar (1991), ‘Spectrum Compatible
PSD Function and Response Spectra of NAPP', NPC, Bombay.
22. O.R. Jaiswal and R.N. Iyengar (1991),
‘Dynamic Analysis and Random Process Modelling of Railway Tracks' Dept. of Civil
Engineering, IISc., Bangalore.
23. S.A. Ramu & R.N. Iyengar (1991), ‘Shock
Analysis of Naval Equipment’, Indian Navy, DMDE, Hyderabad.
24. R.N. Iyengar (1992), 'Stochastic Dynamic of
a Power Plant Equipments’. BHEL,
Hyderabad.
25. R.N. Iyengar (1993), 'Structural Dynamics
of a Uniform Missile', DRDL, Hyderabad.
26. R.N. Iyengar (1993), 'Railway Track
Tolerances', RDSO, Department of Railway, Lucknow.
27. R.N.Iyengar, O.R. Jaiswal (1995), ‘Passive
Devices to control Seismic Response of Structures', 1/95/DRU, CBRI, Roorkee.
28. R.N. Iyengar & D. Sharma (1998),
‘Earthquake History of India in Medieval times’, DRU, CBRI, Roorkee.
29. R.N. Iyengar, Y. Pandey, Dharmaraju (1998),
‘Strong Motion Seismic Instrumentation in and around Delhi Region’, G(S)012,
CBRI, Roorkee.
30. RNI (2001) ‘Review of seismic Design Basis for PFBR-Kalpakkam’ For IGCAR, Kalpakkam
31.RNI (2002)‘Seismic Stability of Mullaperiyar Dam’ for CESS, Govt. of Kerala, Trivandrum.
32.RNI(2003) ‘Seismic Stability of
Mullaperiyar-Baby Dam’ for IDRB, Govt. of Kerala, Trivandrum.
33. RNI (2004) Seismic hazard at Baku, Azerbaijan, for M/s W. S. Atkins (India) Pvt. Ltd. Bangalore.
Structural Mechanics.
Structural Dynamics
Theory of Vibration
Engineering Mathematics
Introduction to Random Vibration
Advanced Random Vibration
Design of Structures under Dynamic loading
Probabilistic Methods in Structural Engineering
Statistical Methods in Meteorology
A Short term course entitled 'Probabilistic Approaches
in Civil Engineering' for College Teachers was organized during 21 st Feb. to
4th March, 1977.
Eighteen lectures were delivered at IIT, Bombay
in Dec. 1977, as part of an intensive course on 'Random Vibration'.
A Special course on ‘Earthquake Engineering'
was developed for staff of M/s. Tata
Consulting Engineers, Bangalore, 1987.
Special course on 'Structural Dynamics’ was
developed for M/s. Kirloskar
Electricals Limited, Bangalore, 1989.
A Special course on 'Structural Dynamics of Power Plant Equipments' was developed for BHEL, R&D, Hyderabad, 1991.
(Courses taught to be updated)
1. |
P.K. Das |
‘Random Vibration of Nonlinear and Stochastic
Systems’. |
1978 (Co-guide:C.V.Joga Rao) |
2. |
K.J. Iyengar |
'Inelastic Analysis of Structures under
Impulsive and Random loads'. |
1978 (Co-guide: S.A. Ramu) |
3. |
V.J. Sundaram |
'Random Vibration and Fatigue of Viscoelastic
Propellants'. |
1983 (Co-guide: A.K. Rao) |
4 |
K.C. Prodhan |
'Analysis Specification and Synthesis of
Strong Motion Earthquakes'. |
1987 |
5. |
C.S. Manohar |
'Random Vibration of limit Cycle Systems and
Stochastic Strings’. |
1989 |
6. |
G.V. Rao |
'Vibration on Cables under Deterministic and
Random Excitadon |
1989 |
7. |
O.R. Jaiswal |
'Dynamic Analysis of Railway Tracks'. |
1995 |
8. |
D. Roy |
'Chaotic and Random Response in Nolinear
Oscillators’. |
1995 |
9. |
S.K. Agarwal |
‘Strong Motion and Seismic Response of Soil
Layers’ (From IIT Roorkee) |
2000 |
10 11. |
S.T.Raghukanth T.Rehman |
Engineering Models for Earthquake Sources Seismic hazard in NE India |
2005 Under progress |
M.Sc. Engg. |
|||
1. |
K. Meera |
'Nonlinear Dynamic Analysis of a Railway
Freight Car’. |
1986 |
2. |
R. Ravi |
'Free Vibration of Rectangular Plates with
Holes'. |
1989 |
3. |
O.R. Jaiswal |
'Dynamic Analysis and Random Process
Modelling of Railway Tracks'. |
1991 |
4. |
M. Varadarajan |
'Spectrum compatible Random Processes as
Earthquake Excitations'. |
1992 |
5. |
S. Basak |
'Patterns of Variability of India Monsoon
Rainfall’ (Submitted at Centre for Atmospheric
Sciences). |
1993 |
6. |
S. Raghavachari |
‘Vibration of Pipes Resting on Soil Medium’ |
1993 |
7. |
D.S. Raju |
‘Dynamics of Boiler Support Structures’ |
1997 |
8 |
S.Ghosh |
Seismic Microzonation of Delhi City |
2003 |
9 |
Bishaka Basak |
Critical Excitation and Inverse Approach in
Random Vibration |
2004 |
M.E.Projects |
|||
1. |
R. Muthukrishnan |
‘Some Studies in Aiiisotropic Circular
Plates’. |
1969 |
2. |
B.N. Nagaraja |
‘Dynamics of Beaiiis under Grinding Forces’ |
1974 |
3. |
T.K. Saha |
‘Response of Caiitilever Structures to
Eartliquake Excitation’ |
1976 |
4. |
G.M. Ammanagi |
‘Stochastic Analysis of Monthly River Flows’ |
1976 |
5. |
M.K. Divekar |
'Software for Dynamics for Space Frames’ |
1983 |
6. |
H.V. Shankar |
‘Internal Consistency in Response Spectrum’ |
1983 |
7. |
M.S. Madangopal |
‘Free Vibrational Analysis of Elliptic and
Pre forated Plates' |
1983 |
8. |
H.A. Visweswara |
‘Software for Vibration and Hydrostatic
Buckling of Ring Stiffened Cylindrical Shelf’ |
1983 |
9. |
C.S. Manohar |
‘Stochastic Critical Seismic Excitations’ |
1984 |
10. |
N. Vedagiri |
‘Application of the Component Element Method’ |
1984 |
11. |
N. Mahendar |
‘Seismic Respoiise of a Power Plant with Base
Allowed to Uplift’ |
1986 |
12. |
K.R. Reddy |
‘Non-linear Rocking of a Rigid Block on Rigid
Foundation’ |
1987 |
13. |
D. Roy |
‘Structural Dynamics of Spinning Beams’ |
1992 |
14 |
Raman Kumar |
Non-Gaussian excitation model in Random
Vibration |
2004 |
'Vibration of Thin Cylinders', Ministry of
Defence, 1981.
'Vibration of Multistage Thin Cylinders’, (with
S.A. Ramu), Ministry of Defence, 1982-83.
'Structural Dynamic Identification of Railway
Vehicles’, Ministry of Railways, 1984.
'Structural Dynamic Identification of Railway
Vehicles II phase: Track Index Evaluation'.
Ministry of Railway, 1984.
'Piping Analysis under Seismic Forces’, (with
K.P. Rao), Department of Atomic Energy, 1982.
‘Spectrum compatible Accelerograms’, Department
of Atomic Energy, 1982-83.
'Nonlinear Dynamics of KAPP Raft’, Department
of Atomic Energy, 1985-87.
‘NAPP Safety Systems and Coolant Channels under
Seismic Forces', Department of Atomic Energy, 1985-86.
'Slosh Frequencies for Cylinders with Inclined
Fluid Surface and Ellipsoidal Caps', DRDL, Hyderabad, 1987-88.
'Random Vibration of 500 MW Nuclear Power Plant
under SSE Condition', Nuclear Power Corporation. 1988.
'Design of NSTL Shock Tank', MECON, Bangalore, 1985.
'Seismic Analysis of NAPP Reactivity
Mechanism', NPC, Bombay, 1989.
‘Classification of Railway Tracks’, RDSO,
Lucknow, 1989.
'Floor Response Spectra 235 MW NPP through PSD
approach', NPC, Bombay, 1989.
'Shock
Analysis of Naval Equipments’, DMDE, Indian Navy, 1988-90.
'Track Geometry Standards', RDSO, Lucknow.
'Dynamics of Power Plant Piping subjected to
Stochastic loading', BHEL, Hyderabad.
'Structural Dynamics of a Flight Vehicle’,
ARDE, Pune
'Floor Response Spectra of NAPP', NPC, Bombay.
'Dynamics of a Missile', DRDL, Hyderabad.
‘Review of Design Basis seismic Parameters for
PFBR Site’ IGCAR, Kalpakkam.2000-2001
‘Seismic Stability of the Mullaperiyar Dam’
Govt. of Kerala. 2001-2002
‘Seismic Stability of Mullaperiyar-baby Dam’
govt. of Kerala 2002-2003
About 25 other consultancy projects in which
Prof.R.N.Iyengar was personally involved, while he was Director CBRI, are not
listed here.
Junior Engineer, Mysore State PWD, 1962-63.
Team Leader:
Field Investigations after Khilari (1993) , Chamoli (1999) and Kutch
(2001) Earthquakes.
Team Leader: Post-disaster Rehabilitation and
Capacity Building Tasks at Latur and Chamoli
regions.