PHM - Members
Laboratory director
Bearing Remaining Useful Life (RUL)
Mr. Dmitri Gazizulin - Ph.D student
Received his B.S. and M.S. degree in Mechanical Engineering from the Ben-Gurion University of the Negev. Currently, he is a PhD student. His study focuses on the rolling element bearing failure prediction by using physical based models. His main areas of research interest are rolling contact fatigue, finite element modeling, vibration and strain based diagnostics and prognostics systems, and endurance tests.
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Research topic: Crack initation and propagation Model in bearing
Mr. Eyal Madar - Ph.D student
Eyal received his B.Sc and M.Sc degrees in mechanical engineering from Ben-Gurion University of the Negev. He is currently a Ph.D. student under the guidance of Prof Jacob Bortman. Eyal's thesis subject is "severity Characterization of natural faults in bearings". A research focused on modeling and developing algorithms for bearings PHM.
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Research topic: Characterization of severity of natural faults in bearings
Ms. Ravit Ohana - Ph.D student
Received B.Sc and M.Sc degrees in mechanical engineering from Ben-Gurion University of the Negev. Her thesis subject was "Tissue Transplant Analysis Using Finite Element Modeling", and today, she is a PhD student. Her study focuses on the rolling element bearing failure.
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Dana served in the army at the inelegance unit 8200. Afterwards, she enrolled for a B.Sc in the department of mechanical engineering. Today, she continued to master degree in an outstanding student program and working as a teaching assistant in BGU.
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Research topic: Using optical fiber sensors for detecting natural faults in ball bearing during endurance tests
Mr. Gabriel Davidyan - M.Sc student
Gabriel received his B.Sc degree in mechanical engineering at 2013. He is currently the director of the maintenance engineering department at Israel Railway and a M.Sc. student at Ben –Gurion University of the Negev under the guidance of Prof Jacob Bortman and Dr. Renate Klein. Gabriel’s thesis focuses on Estimation of the instantaneous angular speed directly from the vibration signal.
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Research topic: Estimation of the instantaneous angular speed directly from the vibration signal
Ms. Tal Kerekesh - M.Sc student
Tal is a M.Sc student in mechanical engineering from Ben-Gurion University of the Negev. Tal received her B.Sc in material engineering and in mechanical engineering from Ben-Gurion Univesity of the Negev. Tal's M.Sc thesis focuses on the characterization of fracture surface in bearings. Tal is currently a officer in the IAF and works as a material and process engineer.
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Shaked is a B.Sc. student for mechanical engineering in Ben-Gurion University of the Negev. Currently he is working at the PHM lab and writes his final project, under the guidance of Prof. Jacob Bortman & Dr. Renata klein. Shaked works in the bearings research team on creating a raw database for future research. Additionally, he is working on using transmission functions for comparison between model simulations results and measured acceleration signals from experiments.
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Project topic: Creating a raw database of acceleration signals from different experimental systems
Spur Gear Transmission
Mr. Ido dadon - Ph.D student
Nadav is a M.Sc student for mechanical engineering. Nadav has a Bachelor's degree from Ben-Gurion University of the Negev, and continued to his M.Sc. in an outstanding student program. His research subject is developing a health monitoring algorithm for helical and conical gears, and modeling the dynamic vibrations signature of helical gears.
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Research topic: Developing an experiment based algorithm for health monitoring of the Apache helicopter
Lior is a M.Sc student in mechanical engineering from Ben-Gurion University of the Negev. Lior is currently both a B.Sc and a M.Sc student under guidance of Prof Jacob Bortman. Lior’s B.Sc final project is “Towards Experimental Based Characterization of FBG Sensors for Gears Health Monitoring”. Lior’s M.Sc thesis focuses on both characterization of FBG sensors for gears health monitoring and Faults detection in gears based on realistic dynamic model.
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Research topic: Characterization of FBG sensors for gears health monitoring, Faults detection in gears based on realistic dynamic model.
Double Cardan Shaft
Ms. Ortal Hanona - M.Sc student
Ortal is a M.Sc student in mechanical engineering from Ben-Gurion University of the Negev. Ortal is currently both a B.Sc and a M.Sc student under guidance of Prof Jacob Bortman.Ortal’s B.Sc final project is “Developing a Signal Model for Double Cardan Joints Health by Vibration Signal Processing by experimenting validation”.
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Research topic:
Mr. Barak Deutscher - B.Sc student
Barak is student of mechanical engineering at Ben-Gurion University Of the Negev. His current research subject is: “Developing Fault Detection Capability by Vibration Analysis for Double Cardan Joints”.
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Research topic: Developing Fault Detection Capability by Vibration Analysis for Double Cardan Joints
Cracked Shaft Prognostics
Hydro-Dynamic Bearings
Ms. Shani Heletz - M.Sc student
Shani serving in the air force as Simulator Instructor of Unmanned Aerial Vehicle (UAV). After finishing, start working in Israel Aerospace Industries (IAI) in MALAT Division. Additionally, to work at IAI, Start studding first degree in Mechanical Engineering at Ben Gurion University. In the end of first degree, continued to master study in full scholarship and tuition. Today, received B.Sc , she currently Ms.c student in Mechanical Engineering at Ben Gurion University.
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Research topic: Development of health monitoring algorithm for hydrodynamic bearing.
Active Students
Mr. Vlad Zeldner
Omri Matanya
Ms. Nofar Ron - B.Sc student
Nofar served in the army for three and a half years as a physical training officer. After military service she enrolled in Ben Gurion University as a mechanical engineering student. Today Nofar is in her 3rd year towards her B.C. She works at Intel and as a spinning instructor
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