Dr. Yehia A. Khulief, P.E.* Professor Mechanical Engineering Department King Fahd University of Petroleum & Minerals

Education	Teaching
Research	Professional Experience
Honors	Contact

Education

Ph. D. (Mechanical Engineering), University of Illinois at Chicago, Chicago, IL, USA, 1985

M. S. (Mechanical Engineering), University of Iowa, Iowa City, IA, USA, 1983

M. Sc. (Control Engineering), The Hatfield Polytechnic (University of Hertfordshire), Hatfield, England, 1980

B. Sc. (Aeronautical Engineering), The University of Cairo, Cairo, Egypt, 1974

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Teaching

ME 201	Dynamics
ME 309	Mechanics of Machines
ME 413	System Dynamics & Control
ME 428	Structure of Flight Vehicles
ME-484	Acoustics
ME 541	Continuum Mechanics
ME 542	Elasticity
ME 562	Vibration Measurement & Analysis

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Research

Areas of Research:

Dynamic modeling and analysis of multibody systems with interconnected rigid and elastic Components, Dynamic simulation of impact and intermittent motion, Vibrational response calculations using finite element modeling, FEM dynamic modal response analysis of rotating beams & shafts, Rotordynamics, and Active control of vibrations in flexible mechanical systems.

Representative Publications:

B. Al-Bedoor and Y. A. Khulief, "General planar dynamics of a sliding flexible link," Journal of Sound & Vibration, 206(5), 641, 1997.

M. Mohiuddin, M. Bettayeb and Y. A. Khulief, "Dynamic analysis and reduced order modeling of flexible rotor systems," Journal of Computers & Structures, 69, 349, 1998.

M. Mohiuddin and Y. A. Khulief, "Modal characteristics of cracked rotors using a conical shaft finite element," J. Computer Methods in Applied Mechanics & Engineering, 162, 223, 1998.

A. Bazoune, Y. A. Khulief and N. G. Stephen, "Further results for modal characteristics of rotating tapered Timoshenko beams," Journal of Sound & Vibration, 219(1), 157, 1999.

Y. A. Khulief, "Spatial formulation of elastic multibody systems with impulsive constraints," Journal of Multibody System Dynamics, 2000.

Y. A. Khulief, "Spatial formulation of elastic multibody systems with impulsive constraints," Journal of Multibody System Dynamics, Vol. 4(4), 2000, p.383-406.

Khulief, Y.A., “Vibration Suppression in Rotating Beams using Active Modal Control”, Journal of Sound & Vibrations, Vol. 242 (4), 2000, p.681-699.

 

Theses & Dissertations Supervised:

“Dynamic Analysis of Drilllstring” H. Al-Naser, M.S. Thesis, Department of Mechanical Engineering, King Fahd University of Petroleum & Minerals, May 2002.

“Dynamic analysis of Multibody Rotor-Bearing Systems with Cracked Rotor Shaft”, M. A. Mohiuddin, Ph.D. Dissertation, Department of Mechanical Engineering, King Fahd University of Petroleum & Minerals, June 1997.

"Dynamic Modeling and Analysis of Elastic Beams with Prismatic and Revolute Joints", B. Al-Bedoor, Ph.D. Dissertation, Department of Mechanical Engineering, King Fahd University of Petroleum & Minerals, October 1995.

"Coupled Bending-Torsion Dynamic Analysis of Rotating Shafts", A. Mohiuddin, M.S. Thesis, Department of Mechanical Engineering, King Fahd University of Petroleum & Minerals, Sept.1992.

"Vibration Frequencies of Rotating Tapered Beam including Rotary Inertia and Shear Deformation", A. Bazoune, M.S. Thesis, Department of Mechanical Engineering, King Fahd University of Petroleum & Minerals, June 1990.

" Transient Dynamics of Flexible Rotating Beams with Base Motion Excitation", H.S. Chiu, M.S. Thesis, Department of Mechanical Engineering, University of Alabama at Birmingham, Birmingham, AL, USA, June 1988

" Lead-Lag Vibrational Frequencies of Rotating Beams", Lajoon Yi, M.S. Project, Department of Mechanical Engineering, University of Alabama at Birmingham, Birmingham, AL, USA, June 1987.

" Dynamic Analysis of Semi-Active Control of Vibrations in long road Vehicles", S.P. Sun, M.S. Thesis, Department of Mechanical Engineering, University of Alabama at Birmingham, Birmingham, AL, USA, June 1987.

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Professional Experience

Areas of Expertise:

Vibration Measurements & Analysis, Vibration monitoring, spectrum analysis & diagnostics of rotating machinery, Rotor balancing, Turbojet engines ground acceptance tests, Vehicle collision & crash accident diagnosis, Elevators & escalators performance tests, Acoustic measurements & sound level standards, and Fluid Structure interaction.

Employment:

Department of Mechanical engineering, KFUPM, from Sept. 1988 to present.

Department of Mechanical engineering, University of Alabama at Birmingham, Assistant     Professor from Sept. 1985 to August 1988.

Aircraft Engine Factory, (AOI), Helwan, Egypt, Engineer - Senior Engineer - Section Chief, Turbojet Ground Test Inspection, From May 1975 to Dec. 1981.

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Honors

Honorary Member, Pi Tau Sigma,  The Mechanical Engineering Honorary Fraternity, USA.

Distinguished Visiting Scientist,  Guidance & Control Software Group,   NASA, Jet Propulsion Laboratory (JPL), Pasadena, CA, USA.   A sabbatical leave Sept. 1997 to July 1998.

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Contact

	Tel: 966-3-860 2327 (Office)
	Fax: 966-3-860 2949 (ME Department)
	E-mail: khulief@kfupm.edu.sa

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