Results 21 to 30 of about 8,346 (155)

A Modeling approach for analysis and improvement of spindle-holder-tool assembly dynamics [PDF]

open access: yes, 2006
The most important information required for chatter stability analysis is the dynamics of the involved structures, i.e. the frequency response functions (FRFs) which are usually determined experimentally.
A. Ertürk   +14 more
core   +2 more sources

Analytical Modeling of Transverse Vibrations and Acoustic Pressure Mitigation for Rotating Annular Disks

open access: yesMathematical Problems in Engineering, Volume 2022, Issue 1, 2022., 2022
This paper gives an analytical approach for investigating free and forced transverse vibrations of a clamped‐free rotating annular disk and obtaining the acoustic pressure distribution around the spinning disk. In the beginning, a modal analysis based on new analytical methods is carried out to find natural frequencies and mode shapes of the disk ...
Hamed Norouzi, Davood Younesian, Ji Wang
wiley   +1 more source

Ergenlerde Dindarlık, Narsizm ve Özgüven

open access: yesTurkish Academic Research Review, 2019
Buaraştırma, lise öğrencilerinde dindarlık, narsizm ve özgüven arasındakiilişkiyi incelemeyi amaçlamıştır. Çalışmada, Antalya ilinin Korkuteli ilçesindealtı farklı lisede öğrenim gören 606 öğrenciyle anket çalışması yürütülmüştür.
Orhan Gürsu   +1 more
doaj   +1 more source

Analytical prediction of part dynamics for machining stability analysis [PDF]

open access: yes, 2010
An analytical procedure is developed to predict workpiece dynamics in a complete machining cycle in order to obtain frequency response functions (FRF) which are needed in chatter stability analyses.
Alan, Salih   +3 more
core   +2 more sources

Reality Crime Programs in Turkish Television: The Notorious Case of Palu Family on Müge Anlı [PDF]

open access: yesAthens Journal of Mass Media and Communications, 2021
The crime drama has always been popular on radio and television. Following this popular programming type, these programs found its way into reality crime programs.
Tuna Tetik, Dilay Özgüven
doaj   +1 more source

Analytical modeling of spindle-tool dynamics on machine tools using Timoshenko beam model and receptance coupling for the prediction of tool point FRF [PDF]

open access: yes, 2006
Regenerative chatter is a well-known machining problem that results in unstable cutting process, poor surface quality and reduced material removal rate.
Budak, Erhan   +4 more
core   +3 more sources

Öğretmen Adaylarının Özgüvenleri ile Teknoloji Kullanımları Arasındaki İlişkinin İncelenmesi

open access: yesNecmettin Erbakan Üniversitesi Ahmet Keleşoğlu Eğitim Fakültesi Dergisi, 2019
Bu çalışmada öğretmen adayların özgüvenleri ile teknoloji kullanımları arasındaki ilişki incelenmiştir. Tarama modeli kullanılarak yapılan araştırmada 345 kişilik çalışma gurubu kullanılmıştır.
Ahmet Çoklar, Mahmut Çalışkan
doaj   +1 more source

Effect analysis of bearing and interface dynamics on tool point FRF for chatter stability in machine tools by using a new analytical model for spindle-tool assemblies [PDF]

open access: yes, 2007
Self-excited vibration of the tool, regenerative chatter, can be predicted and eliminated if the stability lobe diagram of the spindle–holder–tool assembly is known.
Budak, Erhan   +4 more
core   +1 more source

8 Haftalık Aikido Egzersizlerinin Genç Bireylerdeki Fizyolojik ve Psikolojik Etkileri

open access: yesSportif Bakış Spor ve Eğitim Bilimleri Dergisi, 2023
Bu çalışmanın amacı, 8 haftalık Aikido egzersizlerinin genç bireylerdeki statik denge, dinlenik nabız, saldırganlık, durumluk kaygı ve özgüven düzeylerine etkisinin incelenmesidir.
Mehmet SARUHAN , Özhan BAVLI
doaj  

Selection of design and operational parameters in spindle-holder-tool assemblies for maximum chatter stability by using a new analytical model [PDF]

open access: yes, 2007
In this paper, using the analytical model developed by the authors, the effects of certain system design and operational parameters on the tool point FRF, thus on the chatter stability are studied.
Budak, Erhan   +4 more
core   +1 more source

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