Browsing by Author "Görçün, Ömer Faruk"
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Ağır Treylerlerin Seçiminin AHP Yöntemi ile Değerlendirilmesi
Ağır ve havaleli yüklerin taşınması süreçlerini de kapsayan proje lojistiği son derece hassas operasyonlardan oluşan lojistik bir faaliyettir. Treyler seçimine ilişkin kriterlerin ve karar noktalarının çok sayıda olması treyler seçimini son derece zorlaştırmaktadır. Seçime ilişkin süreçler etki eden faktörlerin ve değişkenlerin çok sayıda olması treyler seçimine ilişkin süreçlerde çok kriterli karar alma metodolojilerinin uygulanmasını iyi bir seçenek haline getirebilmektedir. Bu çalışmada çok ...
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Analysis of the Effects of Intermodal Terminals for the Solutions of Urban Logistics Problems in Istanbul City
We analyzed the urban logistics problems in Istanbul City and we tried to show the solutions of these problems thanks to intermodal freight terminals. Istanbul is a center of trade tourism and industry
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Efficiency analysis of Black sea container seaports: application of an integrated MCDM approach
The current paper carries out an examination about the selection of the proper container seaport, which in the Black sea region. This paper focuses on a research question. Is it possible to apply multi-criteria decision-making methods that can be applied more easily than the DEA technique for decision-makers? In order to determine the best performance analysis technique that can give successful results, two-hybrid multi-criteria decision-making models were selected and operational performances of ...
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ENDÜSTRİ 4.0: LOJİSTİK VE TEDARİK ZİNCİRİ YÖNETİMİNDE TEKNOLOJİ KULLANIMI EĞİLİMLERİ
Authors:İyigün, İsmail; Görçün, Ömer Faruk
Publisher and Date:(ERZURUM KÜLTÜR VE EĞİTİM VAKFI, 2019)Geçmişte olmadığı kadar tüketicilerin daha özelleştirilmiş ve kişiselleştirilmiş talepte bulunuyor olmaları lojistik uygulamaların her müşterinin gereksinimlerini en üst düzeyde karşılayabilecek, buna karşılık minimum maliyet ile bu gereksinimlere cevap verebilecek durumda olmasını gerektirmektedir. Bu nedenle, lojistik faaliyetlerin gereksinim duyduğu en iyileştirme uygulamaları; mümkün olan en kısa zamanda çözümler yaratabilecek ve bu çözümleri her süreçte daha da iyileştirebilecek sistemlere ...
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Evaluation of tanker vehicle selection using a novel hybrid fuzzy MCDM technique
Authors:Görçün, Ömer Faruk; Senthill, S
Publisher and Date:(Regional Association for Security and crisis management, 2021)Petroleum products transportation considered as one of the crucial parts of dangerous material transportation is a risky logistics activity. The selection of the appropriate tanker vehicles may be a suitable solution to reduce the risks and increase the efficiency and performance of the fuel transportation companies. However, the selection of a suitable road tanker vehicle is not an easy task for decision-makers as there are many conflicting criteria and many decision alternatives. In addition, ...
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Evaluation of the selection of proper metro and tram vehicle for urban transportation by using a novel integrated MCDM approach
Authors:Görçün, Ömer Faruk
Publisher and Date:(SAGE PUBLICATIONS LTD, 1 OLIVERS YARD, 55 CITY ROAD, LONDON EC1Y 1SP, ENGLAND, 2021-01)This paper presents a novel integrated multi-criteria decision-making model consists of the CRITIC (CRiteria Importance Through Intercriteria Correlation) technique and the EDAS (The Evaluation based on Distance from Average Solution) method to evaluate the selection of the urban rail vehicles operated in the public transport systems. In order to determine the selection criteria in a more realistic perspective, a board of experts consists of seven members, who perform as senior executives in the ...
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Formal Safety Assessment for Ship Traffic in the Istanbul Straits
Formal Safety Assessment is a very important tool for the establishment of safety systems according to marine safety. FSA methodology has been recommended to all the maritime actors by the International Maritime Organization (IMO) as an integrated safety system. In Formal Safety Assessment two main risk methodologies are applied which are quantitative and qualitative risk assessments. Both of these methods are used together in practice. The FSA approach is applied in five main stages. In this study ...
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Gemi Türü Seçimini Etkileyen Faktörlerin Analitik Hiyerarşi Süreci (AHP) Yöntemi Kullanılarak Değerlendirilmesi
Authors:Görçün, Ömer Faruk
Publisher and Date:(Celal Bayar Üniversitesi Sosyal Bilimler Dergisi, 2020)Denizyolu taşımacılığı lojistik süreçlerin yanı sıra, küresel tedarik zincirleri için giderek artan bir öneme sahiptir. En az iki liman arasında uzun mesafeli ve diğer taşıma türlerine kıyasla düşük maliyetli taşımacılık faaliyeti yapılmasına olanak sağlayan denizyolu taşımacılığının en temel unsurlarının başında gemiler ve deniz araçları gelmektedir. Bu kapsamda denizyolu taşımacılığı çerçevesinde uygun gemi türünün seçimi son derece kritik bir karar olarak tanımlanabilmektedir. Gemi türü seçimi ...
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An Integrated AHP-TOPSIS Approach for Terminal Selection Problems in the Logistics Management Perspectives of Marine Container Ports: A Case Study for Turkey’s Container Ports and Terminals
This study focuses on the strategic importance of container port selection with regard to container operator companies, logistics firms and other actors of a supply chain. The main focalpoint of this paper deals with two important questions: how a container port and terminal is selected by logistics and marine container operators and what is the most important factors for decision makers. When an answer is seeking to these questions, initially it should be necessary to determine the selection ...
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An integrated MCDM approach for evaluating the Ro-Ro marine port selection process: a case study in black Sea region
Selection of the appropriate Roll-on Roll-off (Ro-Ro) port is one of the crucial tasks for the maritime industry. Because there are many factors affecting the selection process, this selection process is essentially a multi-criteria decision-making problem. This paper proposes a integrated approach consisting of the CRITIC (Criteria Importance Through Intercriteria Correlation) technique and the EDAS (Evaluation based on Distance from Average Solution) method to evaluate the Ro-Ro marine ports ...
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LOJİSTİK MALİYETLER ÇERÇEVESİNDE KARADENİZ LİMANLARININ MULTİMODAL TAŞIMACILIĞA UYGUNLUKLARININ ANALİZİ
Taşımacılık sektörünün önemi hem Dünya’da hem de Türkiye’de her geçen gün artmaktadır. Küreselleşmenin etkisiyle müşterilerin ürünleri daha hızlı ve eksiksiz bir biçimde talep etmelerine paralel olarak, işletmelerin ve tedarik zincirlerinin de rekabet edebilmek için sahip oldukları lojistik hızları ve operasyonel mükemmeliyeti artırmaları zorunlu hale gelmiştir. Daha da önemlisi, tedarik zincirleri yetersiz kalan uygulamalarını güncellemek ve her zaman rekabette kalmalarına olanak sağlayacak ...
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Opportunities for Improvements of the Intermodal Transportation Chain A Case Study of Intermodal Freight Operation Between Turkey and Serbia
In order to reduce the external costs of transportation parties of logistics and transportation such as international organizations governments local authorities transporters and users have been promoting the solutions which will be created more efficient results. Within this framework opportunities related to rail transportation and reducing the rate of use of road freight transportation are very important factors in a green environment. This paper focus on the economic and environmental impacts ...
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Productivity Analysis of Black Sea Container Ports by Using Integrated Entropy and EATWOS Methods
The Black Sea region is an extremely important region for global trade. Approaches such as short sea shipping and marine highways, which are on the agenda of European Union lead to increase the importance of Black Sea container ports by day by. Thus, performance of seaports of the region will be important factors, which can affect to their development and improvement that will be happened. Because effectivity of seaports may be effected by many factors, it is needed to use the MCDM methodologies ...
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Reduction of energy costs and traffic flow rate in urban logistics process
Energy cost is a phenomenon relating to logistics and transportation activities of logistics operators as well as governments local authorities and citizens. Actually all the logistics parties may be affected by energy costs. At the same time logistics and transportation flow rate is declining continuously. Increases in traffic volume and decreased logistics flow rate cause to decrease in logistics productivity and efficiency in a city. On the other hand changes in these factors cause to increase ...
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Simulation and planning project logistics operations: A case study of transportation operation of autoclave from petkim port to gördes building siteÖmer faruk görçün
Project logistics is one of the specific logistics operations. Compared to other logistics operations it needs more efficient planning and engineering applications in each operational process. On the other hand each project logistics operation can be defined as tailor-made operations since it has no similarity with other operations. Consequently each project logistics operation should be planned and carried out according to its own conditions and parameters. This study focuses on the simulation ...