Browsing by Author "Koç, Ebubekir"
Now showing items 1-20 of 36
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3D Baskı ile Hızlı Prototip ve Son Ürün Üretimi
Yılmaz, Fevzi; Arar, M. Esad; Koç, Ebubekir (Dünya Gazetesi, 2013)[No Abstract Available] -
Alüminyum Profil İmalatında İşçi Sağlığı ve İş Güvenliği
Akça, Yaşar; Koç, Ebubekir; Yılmaz, Fevzi (TMMOB Metalurji Mühendisleri Odası, 2014)Bir işyerinin kimliğini işyerinin yöneticileri ve çalışanları belirlemektedir. Yöneticilerin tutum ve davranışları işçi sağlığı ve iş güvenliği için çok önemlidir. Düzensiz iş akışı, uygun olmayan çalışma ortamı ve eksik ... -
Benefits of Laser Beam Based Additive Manufacturing in Die Droduction
Öter, Zafer Çağatay; Coşkun, Mert; Akça, Yaşar; Sürmen, Ömer; Yılmaz, Mustafa Safa; Özer, Gökhan; Tarakçı, Gürkan; Koç, Ebubekir (Elsevier, 2019)The aim of this study was to benefit from the novel design and production freedom of laser manufacturing in order to alter the existing design concept of extrusion dies and to resolve the limits in die production. A ... -
Biyomedikal Parçalarin Eklemeli İmlatla (3d Baski) Üretimi
Koç, Ebubekir; Yılmaz, Fevzi (Fatih Sultan Mehmet Vakıf Üniversitesi Biyomedikal Elektronik Tasarım, Uygulama ve Araştırma Merkezi, 2016-05-16)Eklemeli üretim teknolojisi ve tıpta uygulaması 1980’lerin başlarından itibaren gelişmeye başladı. Bugün bu teknoloji kısaca 3D baskı takma bacaktan uçak parçalarına kadar her şeyin üretilmesini olanaklı kılan bir teknoloji ... -
Classification of Main Faults in the Production Process of Extruded Aluminium Profiles
Al-jabbouli, Hasan; Koç, Ebubekir; Akça, Yaşar (İstanbul Gelişim Üniversitesi, 2015)Aluminium use has been rising steadily in recent decades. Several different industries are adapting it since its light weight, doable structure and robustness. Aluminium manufacturing runs in three ways; namely: (1) ... -
Comparison of the Effect of Different Topological Designs and Process Parameters on Mechanical Strength in Gears
Bulduk,Mustafa Enes; Çalışkan, Cemal İrfan; Çoşkun, Mert; Özer,Gökhan; Koç, Ebubekir (Springer, 2021)Gear wheels, the first examples of use in the Mesopotamian period, continue to develop with different forms and features together with advanced technologies. Within the scope of this study, the DMLS (direct metal laser ... -
Corrosion of Additively Manufactured Metallic Components: A Review
Khan, Hamaid Mahmood; Özer,Gökhan; Yılmaz, Mustafa Safa; Koç, Ebubekir (King Fahd University of Petroleum & Minerals, 2021)The unique additive manufacturing (AM) attributes such as tool-less design, on-site fabrication, short production cycle, and complex structures fabrication can make AM market penetration deeper. The sustained improvements ... -
Dairesel Mesafe Ölçme Sistemleri Kullanılarak Sensör Geliştirilmesi
Sürmeli, Cihad (Fatih Sultan Mehmet Vakıf Üniversitesi, Lisansüstü Eğitim Enstitüsü, 2021)Bu çalışmada ToF (Time-of-Flight – Uçuş Süresi) yöntemiyle alan taraması yapan LiDAR cihazları ve biyomedikal alanda kullanımları üzerine durulmuş, yapılan çalışma sonucunda 360° alan taraması yapabilen tek boyutlu LiDAR ... -
Double Stud Cargo Fitting Research, Alternative Cargo Clip Design and Analysis
Çalışkan, Cemal İrfan; Koç, Ebubekir; Khan, Hamaid Mahmood; Bulduk, Mustafa Enes (Embry-Riddle Aeronautical University, 2019)In air transportation, fixing the cargo inside the aircraft is important in terms of both flight safety and operational process. Positioning and fixing of the cargo to the aircraft within a short period of time without any ... -
Effect of Aging and Finish Machining on the Surface Integrity of Selective Laser Melted Maraging Steel
Taşçıoğlu, Emre; Khan, Hamaid Mahmood; Kaynak, Yusuf; Coşkun, Mert; Tarakçı, Gürkan; Koç, Ebubekir (Emerald Publishing Limited, 2021)Purpose – The present study aims to investigate the effect of finish machining and aging processes on the surface integrity of the selective laser melted (SLM) maraging steel samples and compared them with those obtained ... -
Effect of Building Platform Position on the Surface Quality, Dimensional Accuracy, and Geometrical Precision of Direct Metal Laser Sintering (DMLS) Parts
Öter, Zafer Çağatay; Coşkun, Mert; Koç, Ebubekir (Euro PM 2018 Congress and Exhibition, 2018)This paper presents the variations of surface roughness and geometrical precision of Direct Metal Laser Sintering (DMLS) parts depending on their positions on the building platform of EOS M290. A distinctive design was ... -
Effect of HIP Process and Subsequent Heat Treatment on Microstructure and Mechanical Properties of Direct Metal Laser Sintered AlSi10Mg Alloy
Ertuğrul, Onur; Öter, Zafer Çağatay; Yılmaz, Mustafa Safa; Şahin, Ezgi; Coşkun, Mert; Tarakçı, Gürkan; Koç, Ebubekir (Emerald, 2020)Purpose – The purpose of this paper is to evaluate the effect of post process combinations, e.g. hot isostatic pressing (HIP) only, HIP 1 T6 heat treatments, and T6 only, with different aging time, on surface properties, ... -
Efficiency Research of Conformal Channel Geometries Produced by Additive Manufacturing in Plastic Injection Mold Cores (Inserts) Used in Automotive Industry
Çalışkan, Cemal İrfan; Özer, Gökhan; Koç, Ebubekir; Sarıtaş, Umut Sezer; Yıldız, Coşkun Fırat; Çiçek, Övgü Yağız (Mary Ann Liebert, Inc., 2022)In the production of geometries that traditional methods cannot produce, it is seen that additive manufacturing (AM) technology, which has come to the fore, has been used extensively in conformal cooling channel ... -
Evolution of Temperature and Residual Stress Behavior in Selective Laser Melting of 316L Stainless Steel Across a Cooling Channel
Khan, Hamaid Mahmood; Waqar, Saad; Koç, Ebubekir (Emerald Publishing Limited, 2022)Purpose – The current investigation aims at observing the influence of the cooling channel on the thermal and residual stress behavior of the selective laser melting (SLM)316L uni-layer thermo-mechanical model. Design/ ... -
Evrimsel Algoritmalar ve Uygulamaları
Koç, Ebubekir; Çalışkan, Sedrettin; Demirci, Ulaş; Kuş, Zeki (FSM Vakıf Üniversitesi, 2017)Bu çalışmada, iki boyutlu yerleştirme probleminin gazetelerin seri ilanlar bölümüne uygulanması anlatılmaktadır. Gazetelerin seri ilan sayfaları birden fazla ilan içermektedir. Bu ilanların sayfa içerisine en az fire ile ... -
Hibrit Dinamik Benzeri Simülasyon ve Test İçi Model Güncellemesi
Aksoylar, Cenk; Aksoylar, Nihan Doğramacı; Güzel, Ömer; Koç, Ebubekir (FSM Vakıf Üniversitesi, 2017)Yapıların deprem davranışlarının belirlenmesinde kullanılan laboratuvar testleri; quasi statik, dinamik benzeri ve sarsma tablası testleri olarak gruplandırılabilir. Dinamik benzeri yöntemlerine ait araştırmalar; hibrit, ... -
An Improved Bees Algorithm for Training Deep Recurrent Networks for Sentiment Classification
Zeybek, Sultan; Pham, Duc Truong; Koç, Ebubekir; Seçer, Aydın (MDPI, 2021)Recurrent neural networks (RNNs) are powerful tools for learning information from temporal sequences. Designing an optimum deep RNN is difficult due to configuration and training issues, such as vanishing and exploding ... -
Improving the Surface Quality and Mechanical Properties of Selective Laser Sintered PA2200 Components by the Vibratory Surface Finishing Process
Khan, Hamaid M.; Sirin, Tolga B.; Tarakçı, Gürkan; Bulduk, Mustafa E.; Coşkun, Mert; Koç, Ebubekir; Kaynak, Yusuf (Springer, 2021)This paper attempts to improve the physical and mechanical properties of selective laser sintered polyamide PA2200 components through a vibratory surface finishing process by inducing severe plastic deformation at the ... -
Investigation of Direct Metal Laser Sintering Downskin Parameters’ Sagging Effect on Microchannels
Çalışkan, Cemal İrfan; Özer, Gökhan; Coşkun, Mert; Koç, Ebubekir (Springer, 2021)Additive manufacturing technology is an innovative and advantageous production technology in producing microchannels, heat exchangers designed in complex geometries. Process parameters developed to provide production ... -
Investigation of Elemental Distribution in the Sheet Sections After Aluminum Continuous Sheet Casting, Cold Rolling and Heat Treatment Processes
Ulus, Ali; İpek, Sadık Kaan; Ekici, Hamdi; Öter, Zafer Çağatay; Koç, Ebubekir (TMS Annual Meeting & Exhibition, 2018)Aluminum is used in millions of different products in many diverse industries from the aerospace industry to the food industry. Owing to its low density, high strength when alloyed, high elasticity, recyclability, high ...
