Yazar "RTEÜ, Turgut Kıran Denizcilik Fakültesi, Gemi Makineleri İşletme Mühendisliği Bölümü" için Scopus İndeksli Yayınlar Koleksiyonu listeleme
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Analysis of occupational burnout utilising Maslach inventory: a case study of Turkish male seafarers
Uğurlu, Özkan; Yıldız, Serdar; Aydın, Muhammet; Aydın, Tuncay; Kaptan, Mehmet; Wang, Jin (Routledge Journals, Taylor & Francis Ltd, 2020)This study examined the relationship between seafarers' levels of occupational burnout and demographic characteristics. Within the scope of the study, a survey was conducted with 303 male Turkish seafarers. Using the Maslach ... -
Analysis of structural, electrical, and levitation properties of (RE: Nd, Sm, Gd) BCO-358 superconducting ceramics prepared by a modified MPMG technique
Kütük, Sezai; Bolat, Süleyman (Springer, 2022)RE3(Nd, Sm, Gd)Ba5Cu8Oy (RE358) superconducting ceramics were prepared by a modified Melt-Powder-Melt-Growth (MPMG) technique. The structural properties of samples were examined with bulk density, an X-Ray Diffractometer ... -
Assessment of human error contribution to maritime pilot transfer operation under HFACS-PV and SLIM approach
Aydın, Muhammet; Uğurlu, Özkan; Boran, Muhammet (Elsevier, 2022)Human factor plays an important role in sustainable maritime transportation. Human errors are the leading cause of death or injuries during maritime pilot transfer operations despite international regulations. This paper ... -
Assessment of marine diesel engine crankshaft damages
Kutay, Şevki; Kamal, Bünyamin (Taylor & Francis Ltd., 2022)The failure of the main engine's crankshaft in service on a large ocean-going cargo ship is a major operational and mechanical calamity. Despite the fact that crankshaft damage is rare, it is quite costly. Given the financial ... -
Digital image processing of warm mix asphalt enriched with nanocolemanite and nanoulexite minerals
Kütük Sert, Tuba; Öztürk, Mehmet; Kütük, Sezai (Elsevier, 2023)Digital image processing (DIP) is a method used to view the internal structure of hot mix asphalt. However, in this study, the DIP of warm mix asphalt (WMA), which reduces environmental emissions and saves energy, was been ... -
Effect of PCA on nanosized ulexite material prepared by mechanical milling
Kütük, Sezai; Kütük-Sert, Tuba (Springer Heidelberg, 2017)Raw ulexite (U-3 mm) mineral used as a initial material was milled by using mechanical milling method, the milling time of which is from 0 to 8 h. Particle size, morphology, elemental and crystal structure measurements of ... -
An examination of nanoparticle colemanite mineral added warm mix asphalt
Kütük, Sezai; Kütük-Sert, Tuba (Elsevier Sci Ltd, 2020)Warm mix asphalt (WMA) technologies which enable production at lower temperatures in pavement engineering have been developing. in the present study, the efficiency of colemanite mineral, which the largest reserve is located ... -
An extended human reliability analysing under fuzzy logic environment for ship navigation
Uflaz, Esma; Çelik, Erkan; Aydın, Muhammet; Erdem, Pelin; Akyüz, Emre; Arslan, Özcan; Kurt, Rafet Emek; Turan, Osman (Taylor & Francis Ltd., 2022)Preparation for a sea voyage is one of the fundamental aspects of navigation. Several complexities are involved during the preparation of the ship for navigation due to the nature of maritime work. At this point, analysing ... -
Improvement of the durability of concrete by substitution of raw ground colemanite
Kara, Cuma; Kütük, Sezai; Kütük Sert, Tuba (Elsevier, 2023)This study investigated the effects of raw ground colemanite (GC) mineral on concrete strength and durability. Concrete mixtures were prepared at six replacement levels of GC (0%, 1%, 2%, 3%, 4% and 5%, by weight of cement). ... -
Influence of milling parameters on particle size of ulexite material
Kütük, Sezai (Elsevier Science Bv, 2016)Commercial raw ulexite (U) materials were milled from 0 h to 8 h by using mechanical milling technique for various initial powder size (-3 mm; -75 mu m), ball to powder ratio (5:1; 10:1), and ball size (10 mm; 5 mm). Par ... -
An investigation of magnetoresistivity properties of an Y3Ba5Cu8Oy bulk superconductor
Kütük, Sezai; Bolat, Süleyman; Terzioğlu, Cabir; Altıntaş, Sevgi Polat (Elsevier Science Sa, 2015)A bulk ceramic superconducting sample was fabricated using the standard solid state reaction (SSR) method in the stoichiometric ratio of Y:Ba:Cu:O (3:5:8). the electrical and microstructural properties of the sample were ... -
Levitation force of (RE)BCO-358 bulk superconductors
Kütük, Sezai; Bolat, Süleyman (Amer Inst Physics, 2018)From the technological point of view, the levitation force is of great importance in the use of high-temperature superconductor (IITSC). in this context, RE3(Y, Nd, Sin, Gd)fia5CusOy (RE-358) hulk HTSCs were fabricated ... -
Morphology, crystal structure and thermal properties of nano-sized amorphous colemanite synthesis
Kütük, Sezai (Springer, 2024)It is important to utilize the raw colemanite (RC) mineral, which has abundant reserves in the world, and to reduce its particles to smaller sizes for nanotechnology. However, not only the particle size of the produced ... -
Numerical analysis of entropy generation and minimisation in eccentric curved annular ducts
Küçük, Haydar (2011)The entropy generation and minimisation have been numerically studied in eccentric curved annular square ducts for steady, hydrodynamically and thermally fully developed and incompressible laminar flow with constant physical ... -
Numerical evaluation on the effects of interceptor layout and blade heights for a prismatic planing hull
Şahin, Ömer Sinan; Kahramanoğlu, Emre; Çakıcı, Ferdi (Elsevier, 2022)Planing hulls are exposed to effects such as trim and resistance that have a negative impact on their hydrodynamic performances. Interceptors are one of the systems to find solutions to reduce these negative effects. In ... -
Numerical risk analysis of gas freeing process in oil/chemical tanker ships
Elidolu, Gizem; Uflaz, Esma; Aydın, Muhammet; Çelik, Erkan; Akyüz, Emre; Arslan, Özcan (Elsevier, 2022)Gas freeing is one of the most hazardous and critical operations on oil/chemical tankers. The process aims to remove toxic gases from tanks and bring oxygen to a healthy level (21%) in the tank atmosphere. Significant ... -
Population characteristics and stock assessment of European anchovy (Engraulis encrasicolus L., 1758) in coastal waters of the south-eastern Black Sea of Turkey
Çiloğlu, Erhan; Şahin, Cemalettin (Cambridge University Press, 2022)This study was carried out throughout 10 fishing seasons between 2002 and 2018 to monitor the population and stock variations of Engraulis encrasicolus (L., 1758) on the south-eastern Black Sea coast of Turkey. Asymptotic ... -
Population dynamics and stock assessment of two mullet species (Chelon auratus Risso, 1810 and Mugil cephalus Linneaus, 1758) in the Köyceğiz lagoon-estuary (Mediterranean coast)
Çiloğlu, Erhan (Elsevier, 2023)In this study, the populations and stocks of Chelon auratus and Mugil cephalus in the Köyceğiz Lagoon (Mediterranean coast) were investigated. The length–weight relationships, growth performances (φ) and growth coefficients ... -
Prediction of human–machine interface (HMI) operational errors for maritime autonomous surface ships (MASS)
Liu, Jialun; Aydın, Muhammet; Akyüz, Emre; Arslan, Özcan; Uflaz, Esma; Kurt, Rafet Emek; Turan, Osman (Springer, 2022)The human factor is a hot topic for the maritime industry since more than 80 percent of maritime accidents are due to human error. Minimizing human error contributions in maritime transportation is vital to enhance safety ... -
A statistical analysis-based Bayesian Network model for assessment of mobbing acts on ships
Uğurlu, Özkan; Kartal, Şaban Emre; Gündoğdu, Orçun; Aydın, Muhammet; Wang, Jin (Taylor & Francis Inc., 2022)Mobbing is a fundamental problem that disrupts the organization's structure and negatively affects its employees' safe work environment. The most critical issue in combating mobbing is increasing the awareness of victims, ...