109 results for “efficiency”
Research Article
Open Access Statistical precision of Malmquist Productivity Index and DEA: A bootstrap application to OECD healthcare
Serpil Aydın, Aydın S
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.125
Data Envelopment Analysis (DEA) is a non-parametric mathematical programming that uses multi inputs to produce multi outputs. It is investigated whether the decision making unit is effective or not. However, it has been debated for years that the results obtai…
Research Article
Open Access Investigation of Effect of Communication Bandwidth and Length of Coherence Block on Energy Efficiency and Area Throughput in Massive Multiple-Input and Multiple-Output Systems
Burak Kürşat Gül, Gül B, Necmi Taşpınar, Taşpınar N
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.102
The popularity of wireless communication is increasing day by day. This has led to the fact that data transfers via GSM have reached very high levels. Data transfers via GSM, which are continuously growing, increase the density of data traffic, thus necessitat…
Research Article
Open Access The Malmquist Production Index in determining and improving healthcare productivity in Turkey
Serpil Aydın, Aydın S
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.124
It is a fact that countries with robust and inclusive health services have a longer life expectancy at birth. Health services aim to improve and maintain health. In order to achieve these objectives, an integrated combination of various activities in which the…
Research Article
Open Access Hisse Senedi Fiyatlarında Etkinlik: Konteyner Şirketleri Üzerine Bir Araştırma
Abdullah Açık, Açık A, Esra Baran, Baran E, İlke Sezin Ayaz, Ayaz İ
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Bu çalışmanın amacı, dünyada ilk 10’a giren ve hisse değerlerine ulaşılabilen düzenli hat taşımacılığı yapan 8 şirketin
hisse değerlerinde etkin piyasa hipotezinin geçerli olup olmadığının tespit edilmesidir. Bu doğrultuda, zayıf formda etkin piyasa
hipotezi…
Research Article
Open Access A New Dimension in Energy Saving: Passive House Enerji Tasarrufunda Yeni Bir Boyut: Pasif Ev
Veysel Yılmaz, Yılmaz V
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Energy demand in the 21st century is increasing continually. This increase in energy demand is one of the factors
affecting the increase in universal problems. Energy is produced using both renewable and non-renewable resources.
Therefore, energy consumption…
Research Article
Open Access Effect of Dust on PV Performance in Samsun
Vedat Keskin, Keskin V, Musab Kurşun, Kurşun M
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Here we discussed the electrical performance of Photovoltaic (PV) panels of natural dust accumulation by wind,
bird droppings etc., over time which is of great importance especially for the areas where the rain density are high [1, 2]. In
this study, the eff…
Research Article
Open Access The Effects on Energy Efficiency of Industry 4.0
Ali Durmuş, Durmuş A, Tahir Karakoç, Karakoç T, Abdülkadir Dağlı, Dağlı A
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
The collective system, which includes the automation system, data exchanges and production technologies is referred to as Industry 4.0. This system has two main components. The first is the new generation of software and hardware, and the second is the cyber p…
Research Article
Open Access Güneş Enerji Santrallerinde Çevresel Faktörlerin Etkileri MEYSU Fabrikası Örneği
Fırat Özbay, Özbay F, Ali Durmuş, Durmuş A
International Conference on Advances in Electrical-Electronics Engineering and Computer Science 2024 https://doi.org/10.36287/setsci.19.2.007
Günümüzde, enerji ihtiyacının karşılanmasında fosil yakıtların kullanımı sınırlı kaynakları ve çevresel etkileri nedeniyle sürdürülemez hale gelmiştir. Bu durum, temiz, çevreci ve sürdürülebilir alternatiflerin, özellikle güneş, rüzgâr ve biyokütle gibi yenile…
Research Article
Open Access The Effect of Jet Impingement on the Performance of a Photovoltaic Module
Burak MARKAL, MARKAL B, Ramazan VAROL, VAROL R
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
The cell temperature of a photovoltaic (PV) module increases with increasing irradiation rate, and this increment
adversely affects the output power or the electrical efficiency of the PV module. Therefore, in the present study, a series of
experiments are p…
Research Article
Open Access Pellet Fuelled Cylindrical Boiler Design and Performance Tests
Ö. Timuçin Taşçı, Taşçı Ö, Bilal Sungur, Sungur B, Mustafa Özbey, Özbey M, Bahattin Topaloğlu, Topaloğlu B
International Symposium on Multidisciplinary Studies and Innovative Technologies 2017
Depending on the growing industry and population, energy needs are increasing day by day. In parallel, our external dependency on energy also increases. This issue made it necessary to use of renewable energy sources as much as possible. As an extension of eff…
Research Article
Open Access BIM Cost Management: ROI on BIM Implemented Projects in the Construction Industry
Mustafa Nabi Kocakaya, Kocakaya M, Yasin Celik, Celik Y, Omer Giran, Giran O, Osman Hurol Turkakin, Turkakin O
7th International Symposium on Innovation in Architecture, Planning and Design 2025 https://doi.org/10.36287/setsci.23.54.001
This study investigates the return on investment (ROI) of Building Information Modelling (BIM) in the construction industry and addresses common barriers to its adoption such as high start-up costs and lack of familiarity with the technology. Despite its prove…
Research Article
Open Access A Comparative Evaluation of Blockchain Consensus Algorithms in Terms of Energy Efficiency and Performance Metrics
Doğukan Çatal, Çatal D, Mehtap Köse Ulukök, Köse Ulukök M
International Symposium on AI-Driven Engineering Systems 2025 https://doi.org/10.36287/setsci.22.33.001
This study presents a comparative evaluation of five widely adopted blockchain consensus algorithms—Proof of Work (PoW), Proof of Stake (PoS), Delegated Proof of Stake (DPoS), Practical Byzantine Fault Tolerance (PBFT), and Proof of Authority (PoA)—based on en…
Research Article
Open Access Analysis of Inrush Current Loads in Electric Motors in Low Temperature Tests
Gizem Fırat, Fırat G
International Conference on Advances in Electrical-Electronics Engineering and Computer Science 2024 https://doi.org/10.36287/setsci.19.5.024
This study examines the effects of inrush current loads on electric motors operating under low-temperature conditions. While electric motors have a wide range of applications in industrial and military environments, they face significant performance challenges…
Research Article
Open Access Agricultural Productivity and Planning Problem of Turkey: MultiCriteria Decision Making Based Risk Analysis Model of Turkish Agriculture
M. Fatih Ak, Ak M
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
People has learned and has been developing agriculture for years. The surrounding land has become the best way to
use as a result of years of observations. Over the centuries, cities have grown significantly and observable changes in land usage
come up with …
Research Article
Open Access Production of 5-FU Drug Loaded Biocomposite Materials : Drug Loading Efficiency and Characterization
Nalan Erdöl Aydın, Erdöl Aydın N, Ebru Kahraman, Kahraman E, Gülhayat Nasün Saygılı, Nasün Saygılı G
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Hydroxyapatite/polymer composites are promising materials for drug delivery applications. Studies focusing on the
development of such composites are available in recent years, as using these materials as a carrier allows us to overcome the
side affects of to…
Research Article
Open Access Properties of Porous Silicon Nitride Bonded-Silicon Carbide Ceramics For Diesel Particle Filter
Nurcan Çalış Açıkbaş, Çalış Açıkbaş N, Şeref Soylu, Soylu Ş, Şahabettin Kırcalı, Kırcalı Ş, Gökhan Açıkbaş , Açıkbaş G, Selçuk Özcan, Özcan S
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Diesel engines have been preferable engines for heavy, medium and light duty vehicle applications due to their superior performance and fuel economy. However, concerns with their emissions, which are highly toxic air pollutants, put some limitations to their w…
Research Article
Open Access Electricity Generation Using R134a in Organic Rankine Cycle
Osman İpek, İpek O, Merve Göltaş, Göltaş M, Mehmet Kan, Kan M, Barış Gürel, Gürel B
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Developing technology, and electronic devices, power consumption is increasing day by day. At the present time, there are many methods used to generate electricity. Most of these methods cause environmental pollution. The share of thermal power plants in elect…
Research Article
Open Access Applications of Data Envelopment Analysis in Textile Sector
A.Aslı İlleez, İlleez A, Mücella Güner, Güner M
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Interest in Data Envelopment Analysis (DEA) has grown in recent years. This is not surprising since DEA can be used to explore efficiency in organizations whose outputs and inputs cannot be reduce to monetary terms. In a relatively short period of time Data En…
Research Article
Open Access Fuzzy Priority Rules for Fuzzy Scheduling Problems
Murat Gülbay, Gülbay M
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Scheduling is the allocation of resources to tasks (eg. machines to jobs) in order to ensure the completion of these tasks in a reasonable amount of time. Fuzzy logic is applied to the scheduling problems for the cases where the time parameters like processing…
Research Article
Open Access Comparison of Basic Soft Switching Techniques in DC-DC Boost Converters used in solar PV Panels
Naim Süleyman Ting, Ting N, Yakup Şahin, Şahin Y, Yunus Babacan, Babacan Y
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
DC-DC boost converters are usually used so as to increase voltage in battery charging of electrical vehicles, power factor correction circuits and solar photo voltaic panels etc. applications. The control of these converter types is realized with Pulse Width M…