Yazar "Ekşi, Olcay" için Mühendislik Fakültesi listeleme
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Application of parabolic blending for the estimation of thickness distribution in thermoformed products
Ekşi, Olcay; Üstünel, Hakan (Sage Publications Ltd, 2021)The Parabolic Blending (PB) technique has been widely used in various research fields, such as rotor noise prediction, over the last few decades. However, in the literature, PB is not utilised for the thickness prediction ... -
Bir Robot Tutucunun Yorulma Hasarının Bilgisayar Destekli Mühendislik (BDM) ile Araştırılması
Bu çalışmada, AISI 1040 çelik malzemeden talaşlı şekil verme ile üretilmiş bir robot tutucunun yorulma hasarı, SolidWorks Simulationsyazılımı kullanılarak araştırılmıştır. Tutucunun katı modeli SolidWorks yazılımında ... -
THE EFFECT OF PROCESS PARAMETERS ON THICKNESS DISTRIBUTION IN THERMOFORMING
Ekşi, Olcay; Karabeyoğlu, Sencer Süreyya (Lublin Univ Technology, Poland, 2017)In this study, cylindrical, conical and hemispherical molds were used to form flat thermoplastic sheets which are 1.5 mm in thickness. The effect of plug assist on thickness distribution was investigated. The sheets were ... -
Effects of infill pattern and density on wear performance of FDM-printed acrylonitrile- butadiene-styrene parts
Karabeyoğlu, Sencer Süreyya; Ekşi, Olcay; Yaman, Paşa; Küçükyıldırım, Bedri Onur (Walter De Gruyter Gmbh, 2021)Acrylonitrile-butadiene-styrene test specimens were additively manufactured by fused deposition method to investigate the effects of infill pattern and density on wear rate, coefficient of friction, wear mechanisms, and ... -
ENJEKSİYON KALIPLAMA ile ÜRETİLEN BİR PARÇANIN BOYUTSAL KARARLILIĞININ BDM(BİLGİSAYAR DESTEKLİ MÜHENDİSLİK) ile ARAŞTIRILMASI
Bu çalışmada, enjeksiyon kalıplama yöntemiyle Polipropilen(PP) ve Poliamit(PA) 6.6 kullanılarak üretilmiş bir parçanın boyutsal kararlılığının, kalıp yüzey sıcaklığı, ergimiş polimer sıcaklığı gibi parametrelerin değişiminden ... -
Experimental and numerical study on the thermoforming process of amorphous thermoplastic polymers
Ekşi, Olcay; Karabeyoğlu, Sencer Süreyya; Çınar, Kenan (Carl Hanser Verlag, 2019)Thickness distribution has an important impact on the quality of thermoformed products. It has significant effects not only on durability but also on the oxygen and gas transmission rate of thermoformed packaging products. ... -
AN EXPERIMENTAL STUDY ON WALL THICKNESS DISTRIBUTION IN THERMOFORMING
Karabeyoğlu, Sencer Süreyya; Ekşi, Olcay; Erdoğan, Selçuk (Lublin Univ Technology, Poland, 2017)In this work, Polystyrene (PS) sheets were thermoformed in predetermined conditions. Wall thickness distributions obtained by experimental method in PS thermoformed products. Then the same thickness distributions were ... -
Kalıp Tasarımının Isıl Şekillendirilmiş Ambalajın Kalınlık Dağılımı Üzerine Etkisi
Ekşi, Olcay; Yavuz, Neslihan (2020)Isıl şekillendirme prosesi gerek otomotiv gerekse ambalaj sanayiinde en çok kullanılan proseslerden biridir. Bu çalışmada,Polivinil klorür (PVC) filmlerin, erkek kalıpla ısıl şekillendirme sonrası kalınlık dağılımları ... -
Use of Image Analysis for Non-Destructive Testing of Thermoformed Food Packages
Ekşi, Olcay (Walter de Gruyter GmbH, 2021)The aim of this study is to determine the thickness distribution of a food package using a non-destructive method. Initially, thickness measurements were carried out using an experimental procedure for thermoformed samples ... -
Wear characteristics of PLA-Cu composites manufactured by fused deposition modelling under different temperature conditions
Copper shows promising characteristics for applications in electrical sliding contacts. In this study, copper reinforced polylactic acid (PLA-copper) composites manufactured by fused deposition modeling (FDM). Wear behaviour ...