194 results for “Power factor correction”
Research Article
Open Access New Trends in Thermal Interface Materials for High-Power LED Packaging Systems
Suna Avcıoğlu, Avcıoğlu S, Sinem Çevik, Çevik S
International Symposium on Multidisciplinary Studies and Innovative Technologies 2017
For a successful thermal performance, the right choice and design of the thermal management materials used in LED die-moulding, cooler and soldered parts is a critical engineering problem. Because they are affected by heat emitted from the pn junction in the L…
Research Article
Open Access Skewed Rotor Design to Reduce Torque Ripple in SRM
Mustafa Eker, Eker M
Proceedings of the 6th International Symposium on Innovative Approaches in Smart Technologies 2022 https://doi.org/10.36287/setsci.5.2.015
Synchronous Reluctance Motors (SRMs) are defined as reliable electric motors. Although the history of this type of motor dates back a very long time, their usage areas have started to increase with the developments in power electronics in recent years. While t…
Research Article
Open Access SCA-GWO: A Hybrid Optimization Method Based on the PTS Technique for PAPR Mitigation in OFDM Systems
Taba Somia, Somia T, Benchana Mohamed Amine, Amine B, Redadaa Salah, Salah R, Ikni Samir, Samir I
Cognitive Models and Artificial Intelligence Conference 2023 https://doi.org/10.36287/setsci.6.1.028
This work suggests a newly developed partial transmit sequence (PTS) approach consisting of the hybridization of two efficient algorithms, namely, the grey wolf optimization (GWO) algorithm and the sine cosine algorithm (SCA). The SCAGWO-based PTS technique is…
Research Article
Open Access Variable Step-Size Modified P&O-based MPPT Algorithm for the Photovoltaic Systems
Onur Tarık Özdemir, Özdemir O, Emre Hasan Dursun, Dursun E
Proceedings of the 6th International Symposium on Innovative Approaches in Smart Technologies 2022 https://doi.org/10.36287/setsci.5.2.012
The utilization of renewable energy sources is being enlarged daily to meet the escalating energy needs around the world. Solar energy, like other renewable energy sources, occupies an important place in the energy generation sector. Since it is important to i…
Research Article
Open Access Havai Hat İletkenlerinin Isıl Performans Analizi
Murat Dinç, Dinç M, Oktay Arıkan, Arıkan O, Fırat Akın, Akın F
Proceeding of the 5th International Symposium on Innovative Approaches in Smart Technologies 2022 https://doi.org/10.36287/setsci.5.1.002
Gelişen teknoloji ve artmakta olan nüfus yoğunluğu sebebiyle enerji talebi gün geçtikçe artmaktadır. Artan enerji talebini karşılamak için gerilim seviyeleri yükseltilmekte, yeni iletim hatları inşa edilmekte, ya da var olan iletim hatları akım taşıma kapasite…
Research Article
Open Access Detection of Cell Defects in Photovoltaic Systems
Ali Durmuş, Durmuş A, Abdülkadir Dağlı, Dağlı A, Tahir Karakoç, Karakoç T
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
When the traditional fuel reserves are limited and the environmental factors of these fuels are taken into consideration, the importance of renewable energy sources is increasing day by day. Especially, obtaining electricity from solar energy has become popula…
Research Article
Open Access Investigation of Heat Transfer Fluids Used in Concentrating Solar Power Systems
Engin Özbaş, Özbaş E, Özlem Gedikoğlu, Gedikoğlu Ö
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Solar energy from renewable energy sources can be used for different purposes. The most common areas of use are
electricity generation and preparation of hot water. While photovoltaic (PV) modules are used for direct electricity production,
commercial vacuum…
Research Article
Open Access The Impact of Electric Vehicles on The Grid
Abidin Keçeci, Keçeci A, Bülent Çavuşoğlu, Çavuşoğlu B
International Conference on Advances in Electrical-Electronics Engineering and Computer Science 2024 https://doi.org/10.36287/setsci.19.1.001
The unlimited nature of consumption and needs contrasts with the scarcity of usable resources, necessitating the optimal use of available resources. Alongside the careful protection of the environment and human health, it is crucial to meet needs with maximum …
Research Article
Open Access Design of Operating Routes of Wave Energy Powered Electric Cargo Ships in Red Sea
Mahmoud Hassan Onsa, Onsa M, Mohammed Osman Elsadig, Elsadig M
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.049
A theoretical design assessment performed here to evaluate the idea of utilizing wave energy in the Red sea to power electric-cargo ships, in the route between Port Sudan and Jeddah Islamic port. The calculated mean wave power in 2018 was (1.4 MW), five wave p…
Research Article
Open Access Economic Power Flow and Active Power Loss Minimization in Multiterminal HVDC Systems using Artificial Bee Colony Algorithm
Faruk Yalçın, Yalçın F, Uğur Arifoğlu, Arifoğlu U
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Optimal operation of the power systems is very important. In this paper, a new approach for both the economic active power flow and active power loss minimization in multi-terminal HVDC systems is proposed. In the proposed optimization approach, system constra…
Research Article
Open Access Forecasting the Dielectric Properties of the Insulation Material using an Embedded ANN Microcontroller
Hakan Aydoğan, Aydoğan H, Faruk Aras, Aras F, Ercüment Karakaş, Karakaş E
International Symposium on Multidisciplinary Studies and Innovative Technologies 2017
This paper describes a laboratory application for the forecasting the dielectric properties, using an artificial neural network embedded in a microprocessor. The dielectric permittivity and loss factor of the insulation material were determined as a function o…
Research Article
Open Access Business-Aware Agentic Forecast Refinement for Enterprise Financial Planning
Hari Rajagopalan, Rajagopalan H
Proceedings of the International Conference on Open Finance (ICOF 2026) 2026 https://doi.org/10.36287/setsci.25.7.001
Enterprise financial forecasts are generated across multiple business dimensions such as products, regions, channels, customer cohorts, and segments. In a large enterprise, this can result in billions of populated intersections that finance teams cannot review…
Research Article
Open Access Ekonomik Analizde Anahtar Faktörlerin İncelenmesi: Erzurum İli Örneği
Hakan Eygü, Eygü H, Burçak Nacaksız, Nacaksız B
6th International Symposium on Innovations in Scientific Areas 2024 https://doi.org/10.36287/setsci.18.1.00136
Bu çalışmanın amacı, GSYH (Gayri Safi Yurtiçi Hasıla), ithalat ve ihracat tutarları, kobi işyerleri ve konut satışları arasındaki ilişkileri yoğunlaştırmaktır. GSYH, bir ülkenin ekonomik yapısının ölçen temel bir göstergedir. Bir ülkenin ithalatı, dış ülkeleri…
Research Article
Open Access Ortam Nemliliğinin Taş Yünü Yalıtım Malzemesi Termal iletkenlik Katsayısı Üzerine Etkisi
Korhan Ökten, Ökten K
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.088
Konutlarda enerji tüketiminin artışına karşı yalıtım malzemelerinin kullanımı uzun yıllara dayanan yaygın bir uygulamadır. Yalıtım malzemesinin performansını gösteren en önemli parametre termal iletkenlik katsayısıdır. Termal iletkenlik katsayısını etkileyen, …
Research Article
Open Access Standart ve Geliştirilen Klonal Seçim Algoritması Kullanılarak Aritmilerin Sınıflandırılması
Ziynet Pamuk , Pamuk Z
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
Bu çalışmada Yapay Bağışıklık Sistemine(YBS) dayalı Klonal Seçim Algoritması'nın (KSA) Matlab ortamında yazılımı gerçekleştirilmiştir. Ayrıca KSA'na koşul tabanlı bir yapı eklenerek geliştirilmiştir. Geliştirilen Koşul-Tabanlı Klonal Seçim Algoritması (KT-KSA)…
Research Article
Open Access Improving Hyperspectral Image Classification with Watershed Segmentation-Based Texture Features
Çiğdem Şerifoğlu Yılmaz, Şerifoğlu Yılmaz Ç, Volkan Yılmaz, Yılmaz V, Oğuz Güngör, Güngör O
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Hyperspectral images offer a good separability among land cover classes, owing to their advantages to provide spectral
bands with narrow wavelength intervals. It is also possible to further increase classification accuracy of hyperspectral images by
integrat…
Research Article
Open Access Correlation between point load index and uniaxial compression strength for claystone from Caycuma formation Kocaeli, Turkey
Zülal Akbay Arama, Akbay Arama Z, Melek Yaramış, Yaramış M
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Evaluation of rock engineering properties is a significant phenomenon for mining, civil and geotechnical engineering
disciplines. Uniaxial compressive strength is one of the most important engineering parameters and it is used to characterize
rocks from the …
Research Article
Open Access Genetic Algorithm Solution for Optimal Active Power Flow in Multiterminal HVDC Systems
Faruk Yalçın, Yalçın F, Sezgin Kaçar, Kaçar S, Uğur Arifoğlu, Arifoğlu U
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
In this paper, a different approach for the optimal active power flow solution in multi-terminal HVDC systems to minimize total active power generation cost is proposed. System constraints for all of the control and state variables of both AC and DC systems ar…
Research Article
Open Access A Novel Cascade 11 Level Inverter Design
Mehmet Ali Aygül, Aygül M, Nurettin Abut, Abut N, Umut Özkaya, Özkaya U
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Recently, works on the development of equipment in the field of power electronics has been increasing day by day. Inverter design is one of the outstanding issues in the field of power electronics. One of the most important of these studies has been the multi-…
Research Article
Open Access Analysis of Double Line-to-Ground Fault in an Unbalanced-Unloaded Synchronous Generator
Faruk Yalçın, Yalçın F, Sezgin Kaçar, Kaçar S, Aslan Çoban, Çoban A, İdris Cesur, Cesur İ
International Symposium on Multidisciplinary Studies and Innovative Technologies 2017
Analysis of faults in synchronous generators are so important to protect the generators and the power systems. In this paper, double line-to-ground fault analysis in unloaded synchronous generator is presented. Apart from the similar studies in the literature,…