Telephone: (044) 2257 4014 (off), (044) 2257 6014 (home), Cell: 094451 83104 

E-mail:  mhsn@ae.iitm.ac.in, Home page:  http://www.ae.iitm.ac.in/people/faculty/hmurthy.html

Office Address:

Dept. of Aerospace Engineering

IIT Madras, Chennai 600 036, India

Home Address:

C1-1-3, 6th cross road

IIT Madras, Chennai 600 036, India

Murthy N. Haradanahalli

Areas of Expertise: Solid mechanics, tribology, fatigue & fracture, Damage Mechanisms.
Date of Birth 06 November 1975
Education M.S. (1998 - 2000),  Ph.D (2001-04): School of Aero. & Astro., Purdue Univ., W. Lafayette, USA

B. Tech: 1994 -'98, Indian Institute of Technology Madras, India.

Professional Experience Aug.- Dec. 2004: Visiting Asst. Prof.; Jan. 2005 - May 2010: Assistant Professor;

June 2010-July 2014: Associate Professor;

July 2014-Current: Professor, Dept. of Aerospace Engg., IIT Madras

Past Research Activities
  • Collaborated with Prof. Goryacheva from Russian Academy of Sciences in the implementation of solution to partial slip contact problems in nominally flat contacts of similar materials.
  • Developed a computationally efficient numerical tool based on Cauchy singular integral equations (SIE) to solve the 2D partial slip contact problem for similar isotropic material surfaces with random profile.
  • Developed high temperature fretting fatigue testing setup to operate at 610C.
  • Fretting fatigue of Titanium and Nickel alloys (isotropic), and Single Crystal Nickel superalloys (anisotropic) used in turbine attachments of aircraft jet engine hardware: Stress fields from the SIE model, Life prediction using multi-axial fatigue parameters and fracture mechanics approach.
  • Used finite element analysis tools to investigate mechanical characteristics of the experimental setup used for fretting tests.
  • Investigation of the tribological aspects of fretting such as evolution of friction coefficient and wear at the contact interface.
  • Contact (fretting) fatigue amelioration by surface treatments like shot-peening, surface coatings, Laser Shock Peening
  • Analytical solutions to 2D partial slip/partial reverse slip contact problems for similar isotropic materials with cylindrical/nominally flat profiles.
  • Developed Materials Testing Facility with fretting testing capability in Structures Laboratory at IIT Madras.
Current Research activities:
  • Friction coefficient evolution and Wear at contact interfaces
  • High-frequency fretting fatigue tests
  • Ultrasonic measurements to monitor crack propagation in-situ
  • Damage mechanisms in composites under cyclic loading
  • Development of fine grain materials using machining Process
Publications 14 peer reviewed Journal Publications, 2 peer reviewed book chapter, 30 conference proceedings
Research Grants
  • Grants ('06, ~Rs. 80 Lakhs) to buy a 100kN fatigue testing machine: FIST scheme of Dept. of Science & Technology (DST). (share from total: Rs. 2.5 crores with 3 others).
  • Aeronautical Research & Development Board (ARDB) grants-in-aid (Rs. 20 Lakhs) for "Studies on Friction Coefficient in Contact Interface under Fretting Conditions",'09-'11
  • Consultancy & Sponsored Research (IC & SR) funds (Rs. 2 Lakhs per project)
  • Want to fly2-Long range autonomous flight, '08.
  • Vertical Take-off and Landing (VTOL) Aircraft, '08.
  • Development of an autonomous aerial vehicle capable of indoor navigation, '09
Consultancy Projects
  • "Development of Test Facility for Fretting Fatigue Studies on LP Steam Turbine Blading Steel" ('09-'10) for BHEL, Hyderabad ~ 1.85 Lakhs
  • "Fretting Wear Material Characterization of Combustor Components" ('10-'12) for Pratt & Whitney Canada ~ 80 Lakhs (with 3 co-investigators)
Skilled Manpower Development Guidance:
  • Completed: 2 Ph. D. Theses, 4 M. S. Thesis, 14 M.Tech Projects.
  • Current: 6 Ph.D. theses, 2 M. S. theses, 3 M. Tech projects

Continuing Education:

  • Courses to Hindustan Aeronautics Limited (HAL) trainees (‘06, ‘07).
  • Course on “Mechanics of Fracture and Fatigue”: Quality Improvement Program (‘07).
  • Course on “Basic Strength of Materials”: for National Programme on Technology Enhanced Learning (NPTEL), (2010-11)
  • Developing Virtual Lab course (along with Prof. Sriram), (2010-2012)
  • Invited Lectures at IIT Kanpur, SVCE (Chennai), BHEL (Hyderabad) etc.

Mentoring:

  • On Graduate Technical Committee and Doctoral Committee of > 30 MS/PhD
  • Interns during summer from Anna University, NIT (Trichy) and NIET
  • Guided students to design and fabricate Unmanned Aerial Vehicles (UAV) for Design Project, Shaastra 2006 & 2008 (technical festival of IIT Madras).
Recently Taught Courses at IIT Madras Core Courses: Basic Strength of Materials, Aerospace Structures, Vibrations, Experimental Stress Analysis (ESA), Aero Lab I & II, ESA Lab, Aircraft Design

Changes introduced: Fabrication of UAVs after preliminary design in aircraft design course; Design and fabrication of experimental setups in ESA lab.

Electives: Advanced Strength of Materials, Continuum Mechanics (revived), Contact Mechanics and Tribology (introduced)

Professional Affiliations Member of The American Society of Mechanical Engineers (ASME International), American Institute of Aeronautics and Astronautics (AIAA)
Reviewer for Journals International Journal of Fatigue, International Journal of Solids and Structures, Strain, Surface and Coatings Technology
Other Responsibilities
  • Involved in modernization of Structures (Instructional) Lab with Institute funds.
  • Institute Library Automation Council (with Dr. Andrew and Prof. Ramamurthy)
  • Dept. representative for Library Affairs Council: Revamped Dept. Library
  • In-charge of TA Allocation for Aerospace Engineering Dept.
  • In past, Dept. representative in Board of Infrastructure, Faculty Advisor
  • GATE paper setting, GATE and JEE representative for institute
  • Helped organizing Aero Technologists Meet (2007), AGM of AeSI (2008), Aero Meet (2009), IITM Open House, Convocation, Indo-German Meet etc.
Refereed Journal Publications
    1. Murthy, H., Farris, T. N. & Slavik, D. C. "Fretting Fatigue of Ti-6Al-4V Subjected to Blade/Disk Contact Loading," Developments in Fracture Mechanics for the New Century, 50th Anniversary of Japan Soc. of Mat. Sci., Osaka, pp 41-48 (2001).
    2. Goryacheva, I. G., Murthy, H. & Farris, T. N., "Contact Problem with Partial Slip for the Inclined Punch with Rounded Edges," Intl. J. of Fatigue, 24, pp. 1191-1201 (2002)
    3. Murthy, H., Rajeev, P. T., Okane, M. & Farris, T. N., "Development of Test Methods for High Temperature Fretting of Turbine Materials Subjected to Engine-Type Loading," ASTM STP 1425, Fretting Fatigue: Advances in Basic Understanding and Applications, Y.Mutoh, S.E. Kinyon and D.W. Hoeppner, Eds., pp 273-288 (2003).
    4. Murthy, H., Harish, G. & Farris, T. N., "Efficient Modeling of Fretting of Blade/Disk Contacts Including Load History Effects," ASME J. of Tribology, 126, pp 56-64 (2004).
    5. Rajeev, P. T., Murthy, H. & Farris, T. N., "Load History Effects on Fretting Contacts of Isotropic Materials," ASME J. of Engg. for Gas Turbines and Power, 126, pp 385-390 (2004).
    6. H. Murthy, Daniel B. Garcia, John F. Matlik and Thomas N. Farris, "Fretting fatigue of single crystal/polycrystalline nickel subjected to blade/disk contact loading", Acta Astronautica, 57(1), pp 1-9 (2005).
    7. H. Murthy, G. Gao and Thomas N. Farris, "Fretting Fatigue of Single Crystal Nickel at 600oC", Tribology Intl., 39(10), pp 1227-1240 (2006)
    8. H. Murthy, G. Mseis and T. N. Farris, "Life Estimation of Ti-6Al-4V Specimens Subjected to Fretting Fatigue and Effect of Surface Treatments", Tribology Intl., 42(9), pp 1304-1315 (2009).
    9. S. Srinivasan, D.B. Garcia, M.C. Gean, H. Murthy & T.N. Farris, "Fretting Fatigue of Laser Shock Peened Ti-6Al-4V", Tribology Intl., 42(9), pp 1324-1329 (2009).
    10. N. Hamza and H. Murthy, "Analytical solution to cylindrical contact problem under partial reverse slip conditions", (submitted).
Three more manuscripts under preparation
Book Chapters Farris, T. N., Murthy, H. & Matlik, J. F. "Fretting Fatigue," Comprehensive Structural Integrity: Fracture of Materials from Macro to Nano, Vol. 4, Chap. 4.11, R. O. Ritchie & Y. Murakami, Eds., Elsevier Publications, pp. 281-326, (2007).
 
Conference Publications             
 
 
  1. Farris, T. N., Harish, G., McVeigh, P. A. & Murthy, H., "Prediction and Observation of Fretting Fatigue of Ti-6Al-4V Subjected to Blade/Disk Type Contacts," Proc of the 5th National Turbine Engine High Cycle Fatigue (HCF) Conf. on CD, Chandler, AZ, USA, March 2000.
  2. Murthy, H., Harish, G. & Farris, T. N., "Influence of Contact Profile on Fretting Crack Nucleation in a Titanium Alloy," Proc. of 41st AIAA/ASME/ASCE/ASC Structures, Structural Dynamics, and Materials Conf., CD, Atlanta, GA, USA, April 2000.
  3. Slavik, D. C., McClain, R. D., Farris, T. N. & Murthy, H., "Fatigue Crack Initiation Modeling for Applications with Stress Gradients in Ti-6Al-4V", Proc. of the 6th National Turbine Engine High Cycle Fatigue (HCF) Conf. on CD, Jacksonville, FL, USA, March 2001.
  4. Farris, T. N., Murthy, H., Perez-Ruberte, E. & Rajeev, P. T., "Experimental Characterization of Fretting Fatigue of Engine Alloys," Proc. of the 6th National Turbine Engine High Cycle Fatigue (HCF) Conf. on CD, Jacksonville, FL, USA, March 2001.
  5. Murthy, H., Farris, T. N. & Slavik, D. C. "Fretting Fatigue of Ti-6Al-4V Subjected to Blade/Disk Contact Loading," Materials Science Research International Special Technical Publication 1-Materials Science for the 21st Century, Conf. on Materials Science for the 21st Century to celebrate the 50th Anniversary of Japan Soc. of Mat. Sci., Osaka, Japan, May 2001, pp 200-207.
  6. Murthy, H., Rajeev, P. T. & Farris, T. N., "Fretting Fatigue in Turbine Engine Blade/Disk Contacts," Proc. of the 13th PERC Symposium, Huntsville, AL, USA, October 2001, pp 330-338.
  7. Murthy, H., Farris, T. N. & Okane, M. "Investigation of Fretting Characteristics of Turbine Materials at Higher Temperatures," Proc. of 42nd AIAA/ASME/ASCE/ AHS/ASC Structures, Structural Dynamics and Materials Conf., Denver, CO, USA, April 2002.
  8. Farris, T. N., Murthy, H. & Matlik, J. F., "Fretting Fatigue of Contacts between Engine Alloys of Dissimilar Elastic Properties," Proc of the 7th National Turbine Engine High Cycle Fatigue (HCF) Conf. on CD, West Palm Beach, FL, USA, May 2002.
  9. Murthy, H., Rajeev, P. T. & Farris, T. N., "Fretting Fatigue of Ti6Al4V/Ti6Al4V and Ti6Al4V/In718 Subjected to Blade/Disk Contact Loading," Fatigue 2002 The 8th International Fretting Fatigue Congress, Stockholm, Sweden, Ed. A.F. Blom, EMAS, Volume 3, pp 2153-2160, June 2002.
  10. Rajeev, P. T., Murthy, H. & Farris, T.N., "Load History Effects on Fretting Contacts of Isotropic Materials," Proc of ASME Turbo Expo 2002, Amsterdam, Netherlands, June 2002, GT 2002-30297.
  11. Farris, T. N., Murthy, H., Garcia, D. B. & Matlik, J. F., "Fretting Fatigue of Single Crystal/Polycrystalline Nickel Subjected to Blade/Disk Contact Loading," Proc. World Space Congress, Houston, TX, USA, IAC-02-I.1.08, October 2002.
  12. Murthy, H. & Farris, T. N., "Elevated Temperature Fretting of Turbine Materials Subjected to Engine Type Loading," Proc. of 43rd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conf., Norfolk, VA, USA, April 2003.
  13. Farris, T. N., Murthy, H. & Matlik, J. F., "Fretting Fatigue of Contacts between Engine Alloys of Dissimilar Elastic Properties," Proc of the 8th National Turbine Engine High Cycle Fatigue (HCF) Conference, Monterey, CA, USA, April 2003.
  14. Farris, T.N., Murthy, H. and Gao, G., "High-Temperature Fretting Fatigue," Proc of the 9th National Turbine Engine High Cycle Fatigue (HCF) Conf., Pinehurst, NC, April 2004.
  15. Murthy, H. and Farris, T.N., "High Temperature Fretting Fatigue of Single Crystal Nickel," Proc of the 10th National Turbine Engine High Cycle Fatigue (HCF) Conf., New Orleans, LA, March 2005.
        
  1. N. Hamza and H. Murthy, "Reverse Slip in Remote Stress dominated Cylindrical Contacts", Proc. of 4th Intl. Conf. on Theoretical, Applied, Computational and Experimental Mechanics, IIT Kharagpur, India, 27-29 Dec. 2007.
  2. N. Hamza, H. Murthy, "Complete Contacts Involving Flat Punch Under Bulk Stress Dominated Loading", Intl. Conf. on Aerospace Science and Technology (INCAST2008), NAL, Bangalore, India, 26-28 June 2008.
  3. N. Hamza and H. Murthy, "On plane contact problems under partial reverse slip Condition", 22nd Intl. Congress of Theoretical and Applied Mechanics (ICTAM2008), Adelaide, Australia, 2008
  4. H. Murthy and N. Hamza, "Approximate Solution for Shear in Nominally Flat Contacts under Partial Reverse Slip," Proc. of 50th AIAA/ASME/ASCE/ AHS/ASC Structures, SDM Conf., Palm Springs, USA, 2009.
  5. H. Murthy and R.D. Bharathan, "A Structured Lifing Approach to Fretting Fatigue of Ti-6Al-4V with Variable Initiation Length," Proc. of 50th AIAA/ASME/ASCE/ AHS/ASC Structures, SDM Conf., Palm Springs, USA, 2009.
Conference Presentations with Extended Abstracts
  1. Goryacheva, I. G., Rajeev, P. T., Murthy, H. & Farris, T. N., "Wear in Partial Slip Contacts", 1999 SES Conference, Sessions in Honor of K.L. Johnson, Austin, TX, October 1999.
  2. Murthy, H., Rajeev, P. T., Farris, T. N. & Okane, M., "High Temperature Fretting of Turbine Materials Subjected to Engine-Type Loading", Proc. of 3rd Intl. Symp. on Fretting Fatigue (ISFF3), Nagaoka, Japan, May 2001.
  3. H. Murthy, G. Gao and T. N. Farris, "Fretting Fatigue of Single Crystal Nickel at 600oC", Proc. of 4th Intl. Symp. on Fretting Fatigue (ISFF4), Lyon, France, May 24-26, 2004.
  4. H. Murthy, G. Mseis and T. N. Farris, "Life Estimation of Ti-6Al-4V Specimens Subjected to Fretting Fatigue and Effect of Surface Treatments", Proc. of 5th Intl. Symp. on Fretting Fatigue (ISFF5), Montreal, Canada, April 24-26, 2007
  5. S. Srinivasan, D.B. Garcia, M.C. Gean, H. Murthy and T.N. Farris, "Fretting Fatigue of Laser Shock Peened Ti-6Al-4V", Proc. of 5th Intl. Symp. on Fretting Fatigue (ISFF5), Montreal, Canada, April 24-26, 2007.
  6. K. Vadivuchezhian and H. Murthy, "Effect of Variable Friction Coefficient on Contact Tractions", Proc. of 6th Intl. Symp. on Fretting Fatigue (ISFF6), Chengdu, China, April 19-21, 2010.
  7. N. Hamza and H. Murthy, "Shear Traction for Flat Punch under Partial Reverse Slip Conditions", Proc. of 6th Intl. Symp. on Fretting Fatigue (ISFF6), Chengdu, China, April 19-21, 2010.