Yeni eklenenler

Fused filament fabrication in CAD education: A closed-loop approach

Totuk, Onat Halis; Selvi, Özgün; Akar, Samet (2023)

Integrating low-cost fused filament fabrication 3D printing as a foundation for learning 3D modelling is explored. This method blends traditional computer aided design (CAD) instruction with additive manufacturing ...

Exploring the potential of artificial intelligence tools in enhancing the performance of an inline pipe turbine

Çelebioğlu, Kutay; Aylı, Ece; Çetintürk, Hüseyin; Taşçıoğlu, Yiğit; Aradağ, Selin (2024)

In this study, investigations were conducted using computational fluid dynamics (CFD) to assess the applicability of a Francis-type water turbine within a pipe. The objective of the study is to determine the feasibility ...

Analysis of heat transfer enhancement of passive methods in tubes with machine learning

Özgirgin Yapıcı, Ekin; Aylı, Ece; Türkoğlu, Haşmet (2024-04)

This study investigates the efficacy of machine learning techniques and correlation methods for predicting heat transfer performance in a dimpled tube under varying flow conditions, including the presence of nanoparticles. ...

A novel CFD-ANN approach for plunger valve optimization: Cost-effective performance enhancement

Kaak, Abdul Rahman Sabra; Çelebioğlu, Kutay; Bozkuş, Zafer; Ulucak, Oğuzhan; Aylı, Ece (2024-07)

This paper introduces a novel computational fluid dynamics-artificial neural network (CFD-ANN) approach that has been devised to enhance the efficiency of plunger valves. The primary emphasis of this research is to achieve ...

Soğutma Yüküne Bağlı Olarak Set Sıcaklığı Değişen Hava Soğutmalı Soğutma Grubunun Performansının Deneysel İncelenmesi

Erşahin, Yasin; Türkoğlu, Haşmet (2017)

Alışılmış enerji kaynaklarının global enerji ihtiyacını karşılamadaki yetersizliği, her geçen gün enerji ihtiya- cının artması ve enerji üretiminden kaynaklanan çevre kirliliği gibi sebepler enerji verimliliğinin ...

Prediction of the heat transfer performance of twisted tape inserts by using artificial neural networks

Aylı, Ece; Koçak, Eyup (2022-09)

A numerical study is undertaken to investigate the effect of twisted tape inserts on heat transfer. Twisted tapes with various aspect ratios and single, double, and triple inserts are placed inside a tube for Reynolds ...

Performance Determination of Axial Wind Tunnel Fan with Reverse Engineering, Numerical and Experimental Methods

Koçak, Eyup; Aylı, Ece (2022-08-01)

In today's technology, in case of the need for rehabilitation, renovation, or damage, it is necessary to recover the problems quickly with a cost-effective approach. In the case of destructive failure, or misdesign of the ...

Numerical simulation and experimental investigation: Metal spinning process of stepped thin-walled cylindrical workpiece

Seyedzavvar, Mirsadegh; Seyedzavvar, Mirali; Akar, Samet; Abbasi, Hossein (2022-01-30)

Many equipment and devices utilized in the aerospace industry are formed as symmetric parts through high plastic deformation of high strength sheet metal alloys with low thickness. Considering the inherent advantages of ...

Molecular dynamic approach to predict thermo-mechanical properties of poly(butylene terephthalate)/CaCO3 nanocomposites

Seyedzavvar, Mirsadegh; Boğa, Cem; Akar, Samet; Pashmforoush, Farzad (2021-09)

Thermo-mechanical properties of poly(butylene terephthalate) polymer reinforced with carbonate calcium nanoparticles have been investigated using molecular dynamics simulations. Detailed analyses have been conducted on the ...

Strengthening Effect Of Flooding In 3d Printed Porous Soft Robotics Scaffolds

Selvi, Özgün; Totuk, Onat Halis; Arslan, Ozan; Mıstıkoğlu, Selçuk (2021)

This study aims to design and 3D print porous elements for soft robotic applications and test the stiffness changes when the cavities are filled with liquids. When an elastic element has porous scaffolds, the stiffness can ...

Gözenekli Düz Bir Yüzeye Çarpan Jetin Sayısal Olarak İncelenmesi

Elibol, Emre Aşkın; Türkoğlu, Haşmet (2017)

Bu çalışmada, gözenekli malzeme ile kaplanmış sabit sıcaklıkta tutulan düz levha üzerine çarpan jetin akış ve ısı transferine etkileri nümerik olarak incelenmiştir. Birbirine paralel olarak duran, iki yatay levhadan biri ...

Yüksek Sıcaklık Pem Yakıt Hücresi Mikro-Kojenerasyon Sistemi Tasarımı

Devrim, Yılser; Üregen, Nurhan; Özgirgin Yapıcı, Ekin (2016)

Kinematic Analyses of Metallic Plate Perforation by Penetrators with Various Nose Geometries

Akyürek, Turgut (2022-05-01)

This study analyses kinematics of a metallic plate perforation by a penetrator with truncated ogive nose geometry to find solutions also to blunt, conical, ogive, and hemi-spherical nosed penetrators. Plugging, ductile ...

Kinematic Analysis Of A 5 Dof Overconstrained Manipulator For Rehabilitation Of Upper Extremite

Selvi, Özgün; Al-dulaimi, Hasan (2015)

This study deals with one of the applications of parallel manipulator as a rehabilitation robot. This device is an over –constrained parallel manipulator 5 degree of freedom with 3 legs. This manipulator consists of a ...

Kesici Takım Geometrisinin Ti-6Al-4V’nin İşlenmesi Sırasında Oluşan Tırtıklı Talaş Üzerindeki Etkisinin Sonlu Elemanlar Yöntemi ile Araştırılması

Yılmaz, Okan Deniz; Oliaei, Samad Nadimi Bavil (2020)

Ti-6Al-4V titanyum alaşımının işlenmesi sırasında tırtıklı talaş (serrated chip) oluşumunun modellenmesi oldukçazordur ve takım ömrünü, işlenmiş parçanın doğruluğunu ve yüzey kalitesini etkilediği için hayati öneme ...

Santrifüj Pompada Spiral Gövdenin Akışa Dik Kesit Alanının Pompa Performansına Etkisinin Sayısal Olarak İncelenmesi

Özbilgin, Onur; Türkoğlu, Haşmet (2017)

YÜKSEK SICAKLIK PROTON DEĞİŞİM MEMBRAN YAKIT HÜCRESİ MİKROKOJENERASYON UYGULAMASININ DENEYSEL VE TEORİK İNCELENMESİ

Devrim, Yılser; Özgirgin Yapıcı, Ekin (2018)

Bu çalışmada, yüksek verimlilikleri ve çevre dostu teknolojiler olmaları sebebiyle tercih edilen, güvenilir güç üretim tekniklerinden biri olan yüksek sıcaklık proton değişim membran (YSPEM) yakıt hücreleri kullanılarak ...

Phaseguide assisted liquid lamination for magnetic bead-based assays

Phurimsak, Chayakom; Yıldırım, Ender; Trietsch, Sebastiaan J.; Hankemeier, Thomas; Tarn, Mark D.; Pamme, Nicole; Vulto, Paul (2013)

We demonstrate a simple, pump-free platform for performing rapid magnetic bead-based processes via their transfer through sequentially laminated liquid streams, made possible by the use of phaseguide technology. We have ...

Investigation Of Working Temperature Effect On Micro-Cogeneration Application Of Proton Exchange Membrane Fuel Cells

Budak, Yağmur; Özgirgin Yapıcı, Ekin; Devrim, Yılser (2018)

I n this study, micro-cogeneration application is used to increase the efficiency of Proton Exchange Membrane Fuel Cell (PEMFC) systems and effect of different operation temperatures on system performance is observed. ...

Neck protection in autonomous car crashes

Yavuz, S.; Himmetoğlu, Selçuk (2020)

All rights reserved.Autonomous cars which are expected to be on the market in the upcoming years, present new challenges to restraint system design since unconventional seating plans can put the occupants at more risk. For ...

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