Mühendislik ve Doğa Bilimleri Fakültesi by Institution Author "Ayağ, Zeki"
Now showing items 1-20 of 23
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Analytic Network Process (ANP) for solar power plant location problem
Ayağ, Zeki; Samanlıoğlu, Funda (Institute of Industrial Engineers, 2010)Solar energy is the most readily available source of energy and one of the most important sources of the renewable energy because it is non-polluting and helps in lessening the greenhouse effect. Main problem of establishing ... -
An analytic network process-based approach to concept evaluation in a new product development environment
Ayağ, Zeki; Özdemir, Rifat Gürcan (Taylor & Francis, 2007)Selecting the best product concept is one of the most critical tasks in a new product development (NPD) environment. Making decisions at this stage becomes very difficult due to imprecise and uncertain product requirements. ... -
Cad software evaluation for product design to exchange data in a supply chain network
Ayağ, Zeki (ExcelingTech Publishers, 2015)The sharing information in a supply chain environment especially CAD models and drawings are so important companies. So the selection of the most satisfying computer-aided design (CAD) software which enables to exchange ... -
A combined fuzzy AHP-goal programming approach to assembly-line selection
Ayağ, Zeki; Özdemir, Rıfat Gürcan (IOS Press, 2007)In mass production assembly-line balancing (ALB) problem has been a critical and repetitive issue for companies for long time. On the other hand equipment selection for stations has also been another important problem at ... -
A combined fuzzy AHP-simulation approach to CAD software selection
Ayağ, Zeki (Taylor & Francis Ltd, 2010)In this paper a combined approach where the fuzzy analytic hierarchy process (AHP) and simulation come together is presented to select the best computer-aided design (CAD) software out of the available options in the market. ... -
Determining master schedule of surgical operations by integer programming: A case study
Samanlıoğlu, Funda; Ayağ, Zeki; Batili, Burcin; Evcimen, Esra; Yılmaz, Gulsah; Atalay, Ozlem (Institute of Industrial Engineers, 2010)Fixed amounts of available Operating Room (OR) time compatibility of ORs and restrictions related to surgery equipment and surgeon availabilities complicate the process of preparing the master surgical schedule at hospitals. ... -
Evaluating machine tool alternatives through modified TOPSIS and alpha-cut based fuzzy ANP
Ayağ, Zeki; Özdemir, Rıfat Gürcan (Elsevier Science Bv, 2012)The problem of machine tool selection among available alternatives has been critical issue for most companies in fast-growing markets for a long time. In the presence of many alternatives and selection criteria the problem ... -
A fuzzy AHP approach to evaluating machine tool alternatives
Ayağ, Zeki; Özdemir, Rifat Gürcan (Springer, 2006)Selecting process of a machine tool has been very important issue for companies for years because the improper selection of a machine tool might cause of many problems affecting negatively on productivity precision flexibility ... -
A fuzzy AHP-PROMETHEE II approach for evaluation of solar power plant location alternatives in Turkey
Samanlıoğlu, Funda; Ayağ, Zeki (IOS Press, 2017)Solar energy produced through a solar power plant is a freely available non-polluting renewable source of energy that reduces the greenhouse effect. Selecting the best location for a solar power plant among several location ... -
A Fuzzy ANP Approach To Evaluate Computer Simulation Packages
Ayağ, Zeki (Inderscience Enterprises Ltd., 2016)In this study an intelligent approach is presented to help any simulation practitioner to evaluate simulation software alternatives and determine the best satisfying one based on his/her needs. On the other hand this ... -
A fuzzy ANP-based GRA approach to evaluate ERP packages
Ayağ, Zeki; Yücekaya, Ahmet (IGI Global, 2019)One of the major problems that most companies face with during the implementation of an ERP system is to determine the best satisfying ERP software based on their needs and expectations. Because an improperly selected ERP ... -
Fuzzy ANP-Based PROMETHEE II Approach for Evaluation of Machine Tool Alternatives
Ayağ, Zeki; Samanlıoğlu, Funda (IOS Press, 2016)Machine tool selection process has been a critical issue for companies for years since improper selection of a machine tool might cause many problems affecting negatively the productivity precision flexibility and company's ... -
A fuzzy QFD approach to determine supply chain management strategies in the dairy industry
Ayağ, Zeki; Samanlıoğlu, Funda; Büyükozkan, Gülçin (Springer, 2013)The aim of this study is to identify the crucial logistics requirements and supply chain management (SCM) strategies for the dairy industry. For product or service development quality function deployment (QFD) is a useful ... -
A hybrid approach to concept selection through fuzzy analytic network process
Ayağ, Zeki; Özdemir, Rıfat Gürcan (Pergamon-Elsevier Science Ltd, 2009)Evaluating conceptual design alternatives in a new product development (NPD) environment has been one of the most critical issues for many companies which try to survive in the fast-growing world markets. Therefore most ... -
A hybrid approach to machine-tool selection through AHP and simulation
Ayağ, Zeki (Taylor & Francis, 2007)The selection process of a machine tool has been a critical issue for companies for years because the improper selection of a machine tool might cause many problems having a negative effect on productivity precision ... -
An integrated approach to concept evaluation in a new product development
Ayağ, Zeki (Springer, 2016)A new product development (NPD) process can be thought as a comprehensive process in which the design is progressively detailed through a series of phases. At the end of each phase a design review is held to approve the ... -
An integrated approach to evaluating assembly-line design alternatives with equipment selection
Özdemir, Rıfat Gürcan; Ayağ, Zeki (Taylor & Francis Ltd, 2011)The design and implementation of assembly-line systems have been critical issues for companies since the first assembly-line was started at the Ford Highland Plant in 1913. From that time onwards most companies have met ... -
An intelligent approach to CAM software selection
Ayağ, Zeki (IEEE, 2012)In this paper an intelligent approach is presented to help the companies select most suitable CAM software for their current and future needs. For this purpose fuzzy AHP method is used to carry out CAM selection process ... -
An intelligent approach to ERP software selection through fuzzy ANP
Ayağ, Zeki; Özdemir, Rıfat Gürcan (Taylor & Francis, 2007)During the implementations of enterprise resource planning (ERP) systems most companies have experienced some problems one of which is how to determine the best ERP software satisfying their needs and expectations. Because ... -
An intelligent approach to machine tool selection through fuzzy analytic network process
Ayağ, Zeki; Özdemir, Rıfat Gürcan (Springer, 2011)In this study we utilize analytic network process (ANP) a more general form of AHP for justifying stand-alone machine tools out of available alternatives in market due to the fact that AHP cannot accommodate the variety ...