Education Information
2008 - 2014
2008 - 2014Doctorate
Middle East Technical University, Graduate School of Natural and Applied Sciences, Makine Mühendisliği (Yl) (Tezli), Turkey
2005 - 2008
2005 - 2008Postgraduate
Middle East Technical University, Graduate School of Natural and Applied Sciences, Makine Mühendisliği (Yl) (Tezli), Turkey
2000 - 2005
2000 - 2005Undergraduate
Middle East Technical University, Faculty of Engineering, Makine Mühendisliği Bölümü, Turkey
Dissertations
2014
2014Doctorate
Analysis and modelling of machine tool dynamics and cutting stability during operation
Middle East Technical University, Graduate School of Natural and Applied Sciences, Makine Mühendisliği (Yl) (Tezli)
2008
2008Postgraduate
An investigation on dynamic contact parameters in machining center spindle?tool assemblies
Middle East Technical University, Graduate School of Natural and Applied Sciences, Makine Mühendisliği (Yl) (Tezli)
Research Areas
Mechanical Engineering
Construction and Manufacturing
Machine Elements
Machine Design
Machining Methods
Machine Theory and Dynamics
Mechanical Vibrations
Engineering and Technology
Academic Titles / Tasks
2018 - Continues
2018 - ContinuesAssistant Professor
Middle East Technical University, Faculty of Engineering, Department of Mechanical Engineering
2017 - 2018
2017 - 2018Assistant Professor
Middle East Technical University, Faculty of Engineering, Department of Mechanical Engineering
2015 - 2017
2015 - 2017Assistant Professor
Atilim University, Faculty Of Engıneerıng, İmalat
2009 - 2013
2009 - 2013Research Assistant
Middle East Technical University, Faculty of Engineering, Department of Mechanical Engineering
Courses
Advising Theses
Continues
ContinuesPostgraduate
YÜKSEK HIZLI ROTOR-RULMAN SİSTEMLERİNİN DİNAMİK MODELLENMESİ
Özşahin O., Çalışkan H. (Co-Advisor)
S.Can(Student)
Continues
ContinuesPostgraduate
PNÖMATİK TAHRİKLİ KANARD SİSTEMİNİN MODELLENMESİ VE KONTROLÜ
Özşahin O. (Co-Advisor), Çalışkan H.
M.Can(Student)
2024
2024Postgraduate
Contact dynamics identification of holder extension assembly via inverse structural modification method
Özşahin O.
H.AYYILDIZ(Student)
2023
2023Postgraduate
Development of viscoelastic dampers for boring bars
Özşahin O., Özgen G. O. (Co-Advisor)
C.FURKAN(Student)
2023
2023Postgraduate
DEVELOPMENT OF A NEW HIGH SPEED CNC SPINDLE DESIGN FOR THE IMPROVED PRODUCTIVITY
Özşahin O. (Advisor)
M.ÜNAL(Student)
2022
2022Postgraduate
Identification of Position-Dependent Workpiece Dynamics in Milling Process
Özşahin O. (Co-Advisor), Çalışkan H.
B.ALTUN(Student)
2022
2022Postgraduate
Design optimization of tool extension components in machine tool assemblies based on the absorber effect between subcomponent modes
ÖZŞAHİN O. (Advisor)
H.ELİF(Student)
2022
2022Postgraduate
Investigation of vibration based fault detection methods for spindle bearings
ÖZŞAHİN O. (Advisor)
M.KARAKAŞ(Student)
2021
2021Postgraduate
Structural and aeroelastic flutter analysis of wing store systems and structural modification approach in aeroelasticity
Özşahin O. (Advisor)
A.AKPINAR(Student)
Designed Lessons
Undergraduate
UndergraduateSPECIAL TOPICS IN ME: MACHINING DYNAMICS AND MACHINE TOOL VIBRATIONS
Özşahin O.
Research Infrastructure Information
Published journal articles indexed by SCI, SSCI, and AHCI
2024
2024Optimization of variable pitch milling tools for improved chatter stability
Özşahin O.
Journal of Manufacturing Processes
, vol.120, pp.260-271, 2024 (SCI-Expanded)
2024
2024Development of a dynamic simulation model for CNC table vibration estimation in milling operations Frezeleme işleminde CNC tabla titreşimlerinin kestirimi için dinamik simülasyon modeli geliştirilmesi
ALTUN B., ÇALIŞKAN H., ÖZŞAHİN O.
Journal of the Faculty of Engineering and Architecture of Gazi University
, vol.39, no.3, pp.1703-1718, 2024 (SCI-Expanded)
2023
2023Position-dependent FRF identification without force measurement in milling process
Altun B., Çalişkan H., Özşahin O.
International Journal of Advanced Manufacturing Technology
, vol.128, no.11-12, pp.4981-4996, 2023 (SCI-Expanded)
2022
2022Alternative experimental methods for machine tool dynamics identification: A review
Iglesias A., Taner Tunç L., ÖZŞAHİN O., Franco O., Munoa J., Budak E.
Mechanical Systems and Signal Processing
, vol.170, 2022 (SCI-Expanded)
2018
2018Use of inverse stability solutions for identification of uncertainties in the dynamics of machining processes
Tunc L. T., Özşahin O.
ADVANCES IN MANUFACTURING
, vol.6, pp.308-318, 2018 (SCI-Expanded)
2018
2018High speed tooltip FRF predictions of arbitrary tool-holder combinations based on operational spindle identification
Postel M., Ozsahin O., Altintas Y.
INTERNATIONAL JOURNAL OF MACHINE TOOLS & MANUFACTURE
, vol.129, pp.48-60, 2018 (SCI-Expanded)
2018
2018Determination of tool point FRF of micro tools under operational conditions using analytical methods
ÖZŞAHİN O.
JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY
, vol.33, no.2, pp.517-526, 2018 (SCI-Expanded)
2016
2016Stability of Milling Operations With Asymmetric Cutter Dynamics in Rotating Coordinates
Comak A., Ozsahin O., Altintas Y.
JOURNAL OF MANUFACTURING SCIENCE AND ENGINEERING-TRANSACTIONS OF THE ASME
, vol.138, no.8, 2016 (SCI-Expanded)
2016
2016Receptance coupling based algorithm for the identification of contact parameters at holder-tool interface
Matthias W., Ozsahin O., Altintas Y., DENKENA B.
CIRP JOURNAL OF MANUFACTURING SCIENCE AND TECHNOLOGY
, vol.13, pp.37-45, 2016 (SCI-Expanded)
2015
2015Identification of bearing dynamics under operational conditions for chatter stability prediction in high speed machining operations
ÖZŞAHİN O., Budak E., ÖZGÜVEN H. N.
PRECISION ENGINEERING-JOURNAL OF THE INTERNATIONAL SOCIETIES FOR PRECISION ENGINEERING AND NANOTECHNOLOGY
, vol.42, pp.53-65, 2015 (SCI-Expanded)
2015
2015Prediction of frequency response function (FRF) of asymmetric tools from the analytical coupling of spindle and beam models of holder and tool
Oezsahin O., Altintas Y.
INTERNATIONAL JOURNAL OF MACHINE TOOLS & MANUFACTURE
, vol.92, pp.31-40, 2015 (SCI-Expanded)
2015
2015In-process tool point FRF identification under operational conditions using inverse stability solution
ÖZŞAHİN O., Budak E., ÖZGÜVEN H. N.
INTERNATIONAL JOURNAL OF MACHINE TOOLS & MANUFACTURE
, vol.89, pp.64-73, 2015 (SCI-Expanded)
2014
2014Analytical modeling of asymmetric multi-segment rotor - bearing systems with Timoshenko beam model including gyroscopic moments
Ozsahin O., ÖZGÜVEN H. N., Budak E.
COMPUTERS & STRUCTURES
, vol.144, pp.119-126, 2014 (SCI-Expanded)
2010
2010Analysis and compensation of mass loading effect of accelerometers on tool point FRF measurements for chatter stability predictions
ÖZŞAHİN O., ÖZGÜVEN H. N., Budak E.
INTERNATIONAL JOURNAL OF MACHINE TOOLS & MANUFACTURE
, vol.50, no.6, pp.585-589, 2010 (SCI-Expanded)
2009
2009A closed-form approach for identification of dynamical contact parameters in spindle-holder-tool assemblies
ÖZŞAHİN O., ERTURK A., ÖZGÜVEN H. N., Budak E.
INTERNATIONAL JOURNAL OF MACHINE TOOLS & MANUFACTURE
, vol.49, no.1, pp.25-35, 2009 (SCI-Expanded)
Refereed Congress / Symposium Publications in Proceedings
2022
2022RECURSIVE DEFINING OF FORCE COEFFICIENTS IN MILLING PROCESS WITH ACCELEROMETER
Altun B., Çalışkan H., Özşahin O.
UMTIK 2022, Nevşehir, Turkey, 31 August - 03 September 2022, pp.259-273
2021
2021Effect of spindle design on spindle dynamics and chatter stability
Özşahin O., Budak E., Rahimzadeh Berenji K.
International Symposium on Precision Engineering and Sustainable Manufacturing (PRESM), Jeju-Si, South Korea, 21 - 23 July 2021, pp.1-5
2021
2021Design optimization of tool holder extension for enhanced chatter stability by using component mode tuning method
Karataş G., ÖZŞAHİN O., ÖZGÜVEN H. N., Budak E.
9th CIRP Conference on High Performance Cutting, HPC 2020, Virtual, Online, 24 - 26 May 2021, vol.101, pp.294-297
2019
2019Identification of spindle dynamics by receptance coupling for non-contact excitation system
ÖZŞAHİN O., Ritou M., Budak E., Rabréau C., Le Loch S.
17th CIRP Conference on Modelling of Machining Operations, CIRP CMMO, Sheffield, United Kingdom, 13 - 14 June 2019, vol.82, pp.273-278
2018
2018ANALYSIS AND DESIGN OF VARIABLE PITCH TOOLS FOR THE IMPROVED PRODUCTIVITY
Özşahin O.
International Congress on Machining (UTIS 2018), Antalya, Turkey, 8 - 10 October 2018
2012
2012Analytical modeling of the machine tool spindle dynamics under operational conditions
ÖZŞAHİN O., Budak E., ÖZGÜVEN H. N.
37th International MATADOR 2012 Conference, Manchester, United Kingdom, 25 - 27 July 2012, pp.117-120
2011
2011Investigating Dynamics of Machine Tool Spindles under Operational Conditions
ÖZŞAHİN O., Budak E., ÖZGÜVEN H. N.
13th CIRP Conference on Modelling of Machining Operations, Sintra, Portugal, 12 - 13 May 2011, vol.223, pp.610-612
2007
2007The use of noise measurements in machining stability analysis
Özlü E., ÖZŞAHİN O., Budak E., ÖZGÜVEN H. N.
36th International Congress and Exhibition on Noise Control Engineering, INTER-NOISE 2007, İstanbul, Turkey, 28 - 31 August 2007, vol.7, pp.4881-4894
Supported Projects
2021 - 2023
2021 - 2023Yüksek Hızlı Freze İş Millerinin En İyi Tasarımı Için Bütünleşik Bir Yaklaşım
TÜBİTAK International Bilateral Joint Cooperation Program Project
Özşahin O., Budak E.(Executive)
2020 - 2021
2020 - 2021Eş Zamanlı Tornalama Operasyonlarında Stabilite ve Adaptif Tırlama Kontrolü Sistemi Geliştirilmesi
Project Supported by Other Private Institutions
Özşahin O. (Executive), Çalışkan H.
2017 - 2019
2017 - 2019Talaşlı İmalatta Verimliliğin Artırılması Amacıyla Takım Tasarımı Yöntemlerinin Geliştirilmesi Ve Takım Geometrilerinin Eniyilemesi
TUBITAK Project
Özşahin O. (Executive)
Scientific Refereeing
April 2024
April 2024MECHANICAL SYSTEMS AND SIGNAL PROCESSING
SCI Journal
January 2024
January 2024MECHANICAL SYSTEMS AND SIGNAL PROCESSING
National Scientific Refreed Journal
January 2024
January 2024JOURNAL OF MANUFACTURING PROCESSES
National Scientific Refreed Journal
December 2023
December 2023MECHANICAL SYSTEMS AND SIGNAL PROCESSING
SCI Journal
April 2023
April 2023MECHANICAL SYSTEMS AND SIGNAL PROCESSING
SCI Journal
November 2021
November 2021INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY
SCI Journal
November 2021
November 2021