Metrics
Publication
158
Open Access
15
UN Sustainable Development Goals
Announcements & Documents
Thesis Documents
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Education
1993 - 1997
1993 - 1997Doctorate
Erciyes University, Fen Bilimleri Enstitüsü, Elektronik Mühendisliği (Dr), Turkey
1992 - 1993
1992 - 1993Postgraduate
Erciyes University, Fen Bilimleri Enstitüsü, Elektronik Mühendisliği (Yl) (Tezli), Turkey
1981 - 1985
1981 - 1985Undergraduate
Gazi University, Teknik Eğitim Fakültesi, Elektrik Pr., Turkey
Dissertations
1997
1997Doctorate
Sliding mode yaklaşımı ile anahtarlamalı relüktans motorun hız kontrolü
Erciyes University, Kamu Yönetimi, Elektronik Mühendisliği (Dr)
1993
1993Postgraduate
Bilgisayar denetimli güç kaynağı
Erciyes University, Kamu Yönetimi, Elektronik Mühendisliği (Yl) (Tezli)
Research Areas
Avesis Research Areas:
Renewable energy, Electric Motor Drivers, Power Converters, Power Quality
WoS Research Areas:
Engineering Electrical & Electronic
Scopus Research Areas:
Signal Processing
Research Areas Based on Academic Activities
Avesis Research Areas
WoS Research Areas
Scopus Research Areas
Academic Positions
2017 - Present
2017 - PresentProfessor
Gazi University, Teknoloji Fakültesi, Elektrik - Elektronik Mühendisliği
2011 - 2017
2011 - 2017Associate Professor
Gazi University, Teknoloji Fakültesi, Elektrik - Elektronik Mühendisliği
2000 - 2011
2000 - 2011Assistant Professor
Gazi University, Teknik Eğitim Fakültesi, Elektrik Elektronik Eğitimi
Supervised Theses
2020
2020Postgraduate
Dısplayıng Unınterruptıble Power Supply Parameters Transferred By Wıreless Connectıon
SEFA İ. (Consultant)
S.BEYZA(Student)
2019
2019Postgraduate
FPGA Tabanlı Çok Kanallı MPPT Denetleyici Tasarımı
SEFA İ. (Consultant)
F.KARATEPE(Student)
2019
2019Postgraduate
Desıgn And Implementatıon Of Gray Wolf Optımızatıon Method Based Maxımum Power Poınt Trackıng Algorıthm For Photovoltaıc Systems
SEFA İ. (Consultant)
K.ATICI(Student)
2019
2019Postgraduate
Sabit mıknatıslı senkron motorlar için hız yörüngesi denetleyicisi tasarımı
SEFA İ. (Consultant)
Ç.HİSAR(Student)
2019
2019Doctorate
Investigation Of Vibration Effects Caused By Harmonics Medium Frequency Nanocrystalline Core Power Transformers
SEFA İ. (Consultant)
F.BATTAL(Student)
2019
2019Postgraduate
Desıgn Of Trajectory Of Velocıty Controller For Permanent Magnet Synchrnous Motors
SEFA İ. (Consultant)
Ç.Hisar(Student)
2018
2018Postgraduate
TAHRİK SİSTEMLERİ İÇİN SABİT MIKNATISLI SENKRON MOTOR SÜRÜCÜSÜ TASARIMI VE UYGULAMASI
SEFA İ. (Consultant)
Ç.HİSAR(Student)
2017
2017Doctorate
Güç sistemi harmoniklerinin gerçek zamanlı olarak belirlenmesi
SEFA İ. (Consultant)
M.GÖK(Student)
2017
2017Doctorate
Implementatıon Of A Hıgh Dynamıc Response Statıc Excıtatıon System For Synchronous Generators
Sefa İ. (Consultant)
M.BAHA(Student)
2016
2016Doctorate
The Analysıs, Desıgn And Implementatıon Of The Medıum Frequency Power Transformer Wıth Nanocrystallıne Core Materıal
SEFA İ. (Consultant)
S.BALCI(Student)
2014
2014Postgraduate
Elektrikli araçlar için iki fazlı izolesiz faz kaydırmalı çift yönlü da-da dönüştürücü tasarımıve uygulaması
SEFA İ. (Consultant)
F.BURAK(Student)
2013
2013Doctorate
Implementation of single stage line interactive multilevel inverter for renewable energy sources with mppt capability
SEFA İ. (Consultant)
Ş.ÖZDEMİR(Student)
2013
2013Postgraduate
Design and implementation non-isolated interleaved two phase Bi-directional DC-DC converter for electrical vehicles
SEFA İ. (Consultant)
F.Burak(Student)
2013
2013Postgraduate
Design of dynamic reactive power controller
SEFA İ. (Consultant)
A.ÖZSAN(Student)
2010
2010Postgraduate
MODELING AND ANALYSIS OF INVERTER OUTPUT TRANSFORMERS
SEFA İ. (Consultant)
S.BALCI(Student)
2010
2010Postgraduate
Evirici çıkış transformatörlerinin modellenmesi ve analizi
SEFA İ. (Consultant)
S.BALCI(Student)
2009
2009Postgraduate
RESONANT INVERTER APPLICATION WITH PLL CONTROL TECHNIC
SEFA İ. (Consultant)
E.ASA(Student)
2009
2009Doctorate
Bulanık sinirsel denetimli şebeke etkileşimli evirici tasarımı ve gerçekleştirilmesi
SEFA İ. (Consultant)
A.NECMİ(Student)
2008
2008Doctorate
DESIGN AND IMPLEMENTATION OF A CURRENT SENSORLESS DSP BASED PFC CIRCUIT (Ph. D. Thesis) Nazlıgül SERTLER GAZİ UNIVERSITY INSTITUTE OF SCIENCE AND TECHNOLOGY
SEFA İ. (Consultant)
N.SERTLER(Student)
2008
2008Doctorate
Güneş ve rüzgâr enerjisi kullanılarak şebeke ile paralel çalışabilen hibrit enerji santrali tasarımı ve uygulaması
SEFA İ. (Consultant)
M.DEMİRTAŞ(Student)
2007
2007Postgraduate
DESIGN AND IMPLEMANTATION OF MICROCONTROLLER BASED MAXSIMUM POWER POINT TRACKER CONVERTER FOR PHOTOVOLTAIC SYSTEMS
SEFA İ. (Consultant)
Ş.ÖZDEMİR(Student)
2006
2006Postgraduate
Mikrodenetleyici kontrollü servo gerilim regülatörünün tasarımı ve uygulaması
SEFA İ. (Consultant)
N.BOZKURT(Student)
2006
2006Postgraduate
Silahlı Kuvvetlerdeki hafif ateşli silah kazalarının nedenleri ve önleme yollarının araştırılması
SEFA İ. (Consultant)
H.ATAÇ(Student)
2006
2006Postgraduate
Asenkron motor ve asenkron generatör paremetrelerinin dolaylı metotla çıkarılması
SEFA İ. (Consultant)
V.BOZKURT(Student)
2004
2004Postgraduate
Üç fazlı şebekelerde mikrodenetleyici kontrollü, ölçüm cihazı yapımı
SEFA İ. (Consultant)
Ş.TARAKÇI(Student)
2001
2001Postgraduate
Mikrodenetleyici kontrollü hat etkileşimli kesintisiz güç kaynağı tasarımı
SEFA İ. (Consultant)
N.TORUN(Student)
Articles
All (53)
SCI-E, SSCI, AHCI (41)
SCI-E, SSCI, AHCI, ESCI (43)
ESCI (2)
Scopus (45)
TRDizin (13)
Other Publications (2)
2026
20261. A Novel Hybrid-Core Structure for Split-Core Inverter Output Transformers
SEFA İ., ALTIN N., ÖZDEMİR Ş., Balci S., Battal F.
Journal of Electrical Engineering and Technology
, vol.21, no.1, pp.701-715, 2026 (SCI-Expanded, Scopus)
2025
20252. Sliding Mode-Based Active Damping Control of LCL-Filtered Three-Phase PWM Rectifier
HİSAR Ç., Balta G., SEFA İ., ALTIN N.
ARABIAN JOURNAL FOR SCIENCE AND ENGINEERING
, vol.50, no.21, pp.17845-17862, 2025 (SCI-Expanded, Scopus)
2025
20253. DC-Link Voltage Stabilization and Capacitor Size Reduction in Active Neutral-Point-Clamped Inverters Using an Advanced Control Method
Yuksel A., SEFA İ., ALTIN N.
Energies
, vol.18, no.12, 2025 (SCI-Expanded, Scopus)
2025
20254. A New Singularity Problem Solved Fast Terminal Sliding Surface With Fixed Switching Frequency for DC-DC Converters
HİSAR Ç., Balta G., SEFA İ., ALTIN N.
IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS
, vol.61, no.2, pp.3209-3218, 2025 (SCI-Expanded, Scopus)
2025
20255. Efficiency-Oriented Control of LLC Resonant Converter for Grid-Connected Inverter
HİSAR Ç., ALTIN N., ÖZDEMİR Ş., SEFA İ.
IET RENEWABLE POWER GENERATION
, vol.19, no.1, 2025 (SCI-Expanded, Scopus)
2023
20236. Design and Control of a Permanent Magnet Assisted Synchronous Reluctance Motor
Boudjelıda L., Hisar Ç., Sefa İ.
International Journal of Automotive Science and Technology
, vol.7, no.4, pp.332-339, 2023 (Scopus, TRDizin)
2023
20237. Reliability Analysis of Microgrids: Evaluation of Centralized and Decentralized Control Approaches
Garip S., Bilgen M., ALTIN N., ÖZDEMİR Ş., SEFA İ.
Electric Power Components and Systems
, vol.51, no.19, pp.2319-2338, 2023 (SCI-Expanded, Scopus)
2022
20228. Power System Reliability Assessment— A Review on Analysis and Evaluation Methods
Garip S., Bilgen M., Özdemir Ş., Altın N., Sefa İ.
Journal of Energy Systems , vol.6, no.3, pp.401-419, 2022 (Scopus)
2022
20229. Super twisting sliding mode control of three-phase grid-tied neutral point clamped inverters
ÖZDEMİR Ş., ALTIN N., SEFA İ., Zhang Z., Komurcugil H.
ISA Transactions
, vol.125, pp.547-559, 2022 (SCI-Expanded, Scopus)
2021
202110. Elektrik İletim Hatlarının Güvenirliği için Uygun Olasılık Dağılım Seçimi ve Analizi
KARA Y., CANAL M. R., SEFA İ., BORAN F. E.
Gazi Üniversitesi Fen Bilimleri Dergisi Part C: Tasarım ve Teknoloji
, vol.9, pp.108-121, 2021 (TRDizin)
2021
202111. Power electronic transformers: A review
Battal F., Balci S., SEFA İ.
MEASUREMENT
, vol.171, 2021 (SCI-Expanded, Scopus)
2020
202012. A Hybrid Overload Current Limiting and Short Circuit Protection Scheme for Voltage Mode Inverters
Koseoglu C., ALTIN N., Zengin F., Kelebek H., SEFA İ.
INTERNATIONAL JOURNAL OF RENEWABLE ENERGY RESEARCH
, vol.10, no.1, pp.407-415, 2020 (ESCI, Scopus)
2019
201913. Doğrusal Olmayan Yük Koşullarında Çalışan Kuru Tip Transformatörlerin Titreşim Etkileri Üzerine Bir Analiz
BATTAL F., SEFA İ., BALCI S.
Gazi Üniversitesi Fen Bilimleri Dergisi Part C: Tasarım ve Teknoloji , vol.7, no.3, pp.729-740, 2019 (TRDizin)
2019
201914. An Enhanced Lyapunov-Function Based Control Scheme for Three-Phase Grid-Tied VSI With LCL Filter
SEFA İ., ÖZDEMİR Ş., Komurcugil H., ALTIN N.
IEEE TRANSACTIONS ON SUSTAINABLE ENERGY
, vol.10, no.2, pp.504-513, 2019 (SCI-Expanded, Scopus)
2019
201915. Sliding-Mode Control in Natural Frame With Reduced Number of Sensors for Three-Phase Grid-Tied LCL-Interfaced Inverters
ALTIN N., ÖZDEMİR Ş., Komurcugil H., SEFA İ.
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
, vol.66, no.4, pp.2903-2913, 2019 (SCI-Expanded, Scopus)
2017
201716. Comparative study on Lyapunov-function-based control schemes for single-phase grid-connected voltage-source inverter with LCL filter
SEFA İ., ÖZDEMİR Ş., Komurcugil H., ALTIN N.
IET RENEWABLE POWER GENERATION
, vol.11, no.11, pp.1473-1482, 2017 (SCI-Expanded, Scopus)
2017
201717. A static exciter with interleaved buck converter for synchronous generators
Bayram M. B., SEFA İ., Balci S.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
, vol.42, no.28, pp.17760-17770, 2017 (SCI-Expanded, Scopus)
2017
201718. Fuzzy logic based MPPT controller for high conversion ratio quadratic boost converter
ÖZDEMİR Ş., ALTIN N., Sefa İ.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
, vol.42, no.28, pp.17748-17759, 2017 (SCI-Expanded, Scopus)
2017
201719. Design and performance analysis of the three-level isolated DC-DC converter with the nanocyrstalline core transformer
ÖZDEMİR Ş., Balci S., ALTIN N., SEFA İ.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
, vol.42, no.28, pp.17801-17812, 2017 (SCI-Expanded, Scopus)
2017
201720. Design and analysis of a 35 kVA medium frequency power transformer with the nanocrystalline core material
Balci S., SEFA İ., ALTIN N.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
, vol.42, no.28, pp.17895-17909, 2017 (SCI-Expanded, Scopus)
2017
201721. Maximum Power Point Tracking Algorithms for Partial Shaded PV Systems
SEFA İ., ALTIN N., ÖZDEMİR Ş.
ENERGY HARVESTING AND ENERGY EFFICIENCY: TECHNOLOGY, METHODS, AND APPLICATIONS
, vol.37, pp.261-292, 2017 (SCI-Expanded, Scopus)
2017
201722. Research and Implementation of a USB Interfaced Real-Time Power Quality Disturbance Classification System
Gok M., SEFA İ.
ADVANCES IN ELECTRICAL AND COMPUTER ENGINEERING
, vol.17, no.3, pp.61-70, 2017 (SCI-Expanded, Scopus)
2016
201623. An Investigation of Ferrite and Nanocrystalline Core Materials for Medium-Frequency Power Transformers
Balci S., SEFA İ., ALTIN N.
JOURNAL OF ELECTRONIC MATERIALS
, vol.45, no.8, pp.3811-3821, 2016 (SCI-Expanded, Scopus)
2016
201624. Thermal Behavior of a Medium-Frequency Ferrite-Core Power Transformer
Balci S., SEFA İ., ALTIN N.
JOURNAL OF ELECTRONIC MATERIALS
, vol.45, no.8, pp.3978-3988, 2016 (SCI-Expanded, Scopus)
2016
201625. Preface to the special issue on "3rd European Conference on Renewable Energy Systems (ECRES' 2015), 7-10 October 2015, Kerner, Antalya, Turkey"
KURT E., SEFA İ.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
, vol.41, no.29, pp.12441-12442, 2016 (SCI-Expanded, Scopus)
2016
201626. Lyapunov-Function and Proportional-Resonant-Based Control Strategy for Single-Phase Grid-Connected VSI With LCL Filter
Komurcugil H., ALTIN N., ÖZDEMİR Ş., SEFA İ.
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
, vol.63, no.5, pp.2838-2849, 2016 (SCI-Expanded, Scopus)
2016
201627. Sliding-Mode Control for Single-Phase Grid-Connected LCL-Filtered VSI With Double-Band Hysteresis Scheme
Komurcugil H., ÖZDEMİR Ş., SEFA İ., ALTIN N., Kukrer O.
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
, vol.63, no.2, pp.864-873, 2016 (SCI-Expanded, Scopus)
2015
201528. An Extended Lyapunov-Function-Based Control Strategy for Single-Phase UPS Inverters
Komurcugil H., ALTIN N., ÖZDEMİR Ş., SEFA İ.
IEEE TRANSACTIONS ON POWER ELECTRONICS
, vol.30, no.7, pp.3976-3983, 2015 (SCI-Expanded, Scopus)
2015
201529. Sonlu Elemanlar Metodu ile AA Hat Reaktörlerinin Tasarımı
SEFA İ., selami b., ALTIN N.
Gazi Üniversitesi Politeknik Dergisi , vol.18, no.4, pp.257-267, 2015 (Peer-Reviewed Journal)
2015
201530. 32 Bit ARM İşlemci ile Hız Denetimi Yapılan Bir DA Motorun Android Arayüzü Olan Bir Cihaz Üzerinden Uzaktan Kontrolü ve İzlenmesi
ALTIN N., SEFA İ., ÖZDEMİR Ş., zeki z.
Bilişim Teknolojileri Dergisi
, vol.8, no.3, 2015 (TRDizin)
2015
201531. Design of the AC Line Reactors With Finite Element Method
SEFA İ., Balci S., ALTIN N.
JOURNAL OF POLYTECHNIC-POLITEKNIK DERGISI
, vol.18, no.4, pp.257-267, 2015 (ESCI, TRDizin)
2015
201532. Fuzzy PI controlled inverter for grid interactive renewable energy systems
Sefa İ., Altin N., ÖZDEMİR Ş., KAPLAN O.
IET Renewable Power Generation
, vol.9, no.7, pp.729-738, 2015 (SCI-Expanded, Scopus)
2014
201433. Single stage three level grid interactive MPPT inverter for PV systems
ÖZDEMİR Ş., ALTIN N., SEFA İ.
ENERGY CONVERSION AND MANAGEMENT
, vol.80, pp.561-572, 2014 (SCI-Expanded, Scopus)
2014
201434. Linear model of a novel 5-phase segment type switched reluctance motor
Uygun D., Bal G., Sefa İ.
Elektronika ir Elektrotechnika
, vol.20, no.1, pp.3-7, 2014 (SCI-Expanded, Scopus)
2014
201435. PV supplied single stage mppt inverter for induction motor actuated ventilation systems
ÖZDEMİR Ş., Altin N., Sefa İ., Bal G.
Elektronika ir Elektrotechnika
, vol.20, no.5, pp.116-122, 2014 (SCI-Expanded, Scopus)
2012
201236. dSPACE based adaptive neuro-fuzzy controller of grid interactive inverter
ALTIN N., SEFA İ.
ENERGY CONVERSION AND MANAGEMENT
, vol.56, pp.130-139, 2012 (SCI-Expanded, Scopus)
2010
201037. PROVIDING EQUALITY OF FREQUENCIES AND PHASE ANGLES BASED ON MICROCONTROLLER FOR PARALLEL CONNECTION OF GENERATORS
SEFA İ., BAYINDIR R., Garip I., Bayhan S., Colak I.
JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY
, vol.25, no.1, pp.39-48, 2010 (SCI-Expanded, Scopus, TRDizin)
2009
200938. 30 PULSE RECTIFIER DESIGN FOR GRID INTERFACES OF THE VARIABLE SPEED DRIVES
SEFA İ., ALTIN N.
JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY
, vol.24, no.4, pp.675-685, 2009 (SCI-Expanded, Scopus, TRDizin)
2009
200939. Application of one-axis sun tracking system
SEFA İ., DEMİRTAŞ M., Colak I.
ENERGY CONVERSION AND MANAGEMENT
, vol.50, no.11, pp.2709-2718, 2009 (SCI-Expanded, Scopus)
2009
200940. A novel approach to determine the interphase transformer inductance of 18 pulse rectifiers
SEFA İ., ALTIN N.
ENERGY CONVERSION AND MANAGEMENT
, vol.50, no.10, pp.2495-2503, 2009 (SCI-Expanded, Scopus)
2009
200941. GRID INTERACTIVE PHOTOVOLTAIC INVERTERS- A REVIEW
SEFA İ., ALTIN N.
JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY
, vol.24, no.3, pp.409-424, 2009 (SCI-Expanded, Scopus, TRDizin)
2009
200942. dSAPCE Based Fuzzy Logic Controlled Boost Converter
SEFA İ., ALTIN N., ÖZDEMİR Ş.
Electronics and Computer Science, Scientific Bulletin , vol.2, no.8, pp.36-41, 2009 (Peer-Reviewed Journal)
2008
200843. DESIGN AND IMPLEMENTATION OF PARALLEL OPERATION SET OF ALTERNATORS FOR EDUCATIONAL PURPOSE
SEFA İ., DEMİRTAŞ M., Garip I., Colak I.
JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY
, vol.23, no.3, pp.729-739, 2008 (SCI-Expanded, Scopus, TRDizin)
2008
200844. MICROCONTROLLER BASED DC/DC BOOST CONVERTER FOR SOLAR ENERGY SYSTEMS
DEMİRTAŞ M., SEFA İ., IRMAK E., Colak I.
JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY
, vol.23, no.3, pp.719-728, 2008 (SCI-Expanded, Scopus, TRDizin)
2008
200845. Remote controlling and monitoring of HVAC system over Internet
Colak I., DEMİRBAŞ Ş., SEFA İ., IRMAK E., Kahraman H. T.
JOURNAL OF SCIENTIFIC & INDUSTRIAL RESEARCH
, vol.67, no.9, pp.680-684, 2008 (SCI-Expanded, Scopus)
2008
200846. Fault detection and protection of induction motors using sensors
BAYINDIR R., SEFA İ., Colak I., Bektas A.
IEEE TRANSACTIONS ON ENERGY CONVERSION
, vol.23, no.3, pp.734-741, 2008 (SCI-Expanded, Scopus)
2007
200747. A novel control system for air conditioners Kli̇malar i̇çİn yeni̇ bi̇r kontrol si̇stemi̇
SEFA İ., Kahraman H. T.
Journal of the Faculty of Engineering and Architecture of Gazi University
, vol.22, no.3, pp.339-347, 2007 (SCI-Expanded, Scopus, TRDizin)
2007
200748. Güneş Enerjisi Kaynaklı LED Armatür Tasarımı
ÇOLAK İ., SEFA İ., BAYINDIR R., DEMİRTAŞ M.
JOURNAL OF POLYTECHNIC-POLITEKNIK DERGISI , vol.10, no.4, pp.347-352, 2007 (TRDizin)
2007
200749. Novel approach based on microcontroller to online protection of induction motors
BAYINDIR R., Sefa İ.
ENERGY CONVERSION AND MANAGEMENT
, vol.48, no.3, pp.850-856, 2007 (SCI-Expanded, Scopus)
2006
200650. Bilgisayar Kontrollü Güneş Takip Sisteminin Tasarımı ve Uygulaması
ÇOLAK İ., SEFA İ., BAYINDIR R., DEMİRTAŞ M.
JOURNAL OF POLYTECHNIC-POLITEKNIK DERGISI , vol.9, no.4, pp.247-253, 2006 (TRDizin)
2005
200551. On line protection systems for induction motors
Colak I., Celik H., Sefa İ., DEMİRBAŞ Ş.
ENERGY CONVERSION AND MANAGEMENT
, vol.46, no.17, pp.2773-2786, 2005 (SCI-Expanded, Scopus)
2004
200452. Experimental study on reactive power compensation using a fuzzy logic controlled synchronous motor
Colak I., BAYINDIR R., Sefa İ.
ENERGY CONVERSION AND MANAGEMENT
, vol.45, pp.2371-2391, 2004 (SCI-Expanded, Scopus)
1994
199453. Dynamic response of a simple rotor resistance compensation method for field-oriented induction motor
BAL G., ELMAS Ç., Colak I., SEFA İ.
, vol.1, pp.386-389, 1994 (Scopus)
Papers Presented at Peer-Reviewed Scientific Conferences
2025
20251. A Unified Backstepping and Enhanced Integral Fast Terminal Sliding Mode Control Strategy for Robust Control of Single-Phase Inverters
Hisar Ç., Balta G., Altın N., Sefa İ.
14th INTERNATIONAL CONFERENCE ON RENEWABLE ENERGY RESEARCH AND APPLICATIONS, Vienna, Austria, 27 - 30 October 2025, pp.1828-1834, (Full Text)
2025
20252. Parabolic Modulation Based Non-singular Fast Terminal Sliding Mode Control for Single-Phase Stand-Alone Inverters
Balta G., Hisar Ç., Altın N., Sefa İ.
International conference on Electronics, Computers and Artificial Intelligence, Pitesti, Romania, 26 - 27 June 2025, pp.1-7, (Full Text)
2024
20243. Comparison of Nonsingular TSMC and Fast TSMC for Speed Regulation of Permanent Magnet Synchronous Motors
Balta G., Hisar Ç., Sefa İ., Altın N.
International Conference on Experimental and Computational Engineering Sciences, Ankara, Turkey, 30 - 31 May 2024, pp.40, (Summary Text)
2023
20234. An Improved Fast Terminal Sliding Mode Control for Step-Down Converter
HİSAR Ç., BALTA G., ALTIN N., SEFA İ.
2023 15th International Conference on Electronics, Computers and Artificial Intelligence (ECAI), Romania, 29 June 2023, (Full Text)
2022
20225. Fixed-Frequency Sliding Mode Control in Synchronous Reference Frame for Three-Phase LCL Filtered Active Front-End Converter
HİSAR Ç., SEFA İ., ALTIN N.
20th International Power Electronics and Motion Control Conference (PEMC), Brasov, Romania, 25 - 28 October 2022, pp.295-300, (Full Text)
2022
20226. Reliability Analysis of Centralized and Decentralized Controls of Microgrid
Garip S., Bilgen M., Özdemir Ş., Altın N., Sefa İ.
11th International Conference on Renewable Energy Research and Applications, İstanbul, Turkey, 19 - 21 September 2022, pp.8-15, (Full Text)
2022
20227. Sliding Mode Control in Natural Reference Frame for Three-Phase LCL Filtered Active Front-End Converter
HİSAR Ç., SEFA İ., ALTIN N.
14th International Conference on Electronics, Computers and Artificial Intelligence, ECAI 2022, Ploiesti, Romania, 30 June - 01 July 2022, (Full Text)
2021
20218. Model Predictive Control of a Bidirectional DC/DC Converter Used in Hybrid and Electric Vehicles
Hisar Ç., Sefa İ.
INTERNATIONAL SYMPOSIUM ON AUTOMOTIVE SCIENCE AND TECHNOLOGY, Ankara, Turkey, 8 - 10 September 2021, pp.40-49, (Full Text)
2021
20219. Processor-in-the-Loop Simulation of an Interleaved Buck Converter With MATLAB/Simulink
Hisar Ç., Sefa İ., Altın N.
2021 13th International Conference on Electronics, Computers and Artificial Intelligence (ECAI), Pitesti, Romania, 1 - 03 July 2021, pp.1-5, (Full Text)
2021
202110. Second-Order Sliding Mode Control of Three-Phase Three-Level Grid-Connected Neutral Point Clamped Inverters
ALTIN N., ÖZDEMİR Ş., SEFA İ., KÖMÜRCÜGİL H.
International Conference on Electronics, Computers and Artificial Intelligence (ECAI), Pitesti, Romania, 01 July 2021, (Full Text)
2019
201911. A Hybrid Overload Current Limiting and Short Circuit Protection Scheme: A Case Study on UPS Inverter
Köseoğlu C., ALTIN N., Zengin F., Kelebek H., SEFA İ.
ICRERA 20198TH INTERNATIONAL CONFERENCE ON RENEWABLE ENERGY RESEARCH AND APPLICATIONS, Brasov, Romania, 3 - 06 November 2019, pp.1-6, (Full Text)
2019
201912. An Analysis of High Power Inductor Vibration Behavior in Terms of Air Gaps
BATTAL F., BALCI S., SEFA İ.
2019 International Conference on Power Generation Systems and Renewable Energy Technologies (PGSRET), Istanbul, Turkey, Turkey, 26 - 27 August 2019, (Full Text)
2019
201913. LYAPUNOV-FUNCTION AND SLIDING MODE CONTROLLER BASED CONTROL OPTIONS FOR GRID-CONNECTED INVERTERS
SEFA İ.
International Conference on Power Generation Systems and Renewable Energy Technologies, İstanbul, Turkey, 26 - 27 August 2019, (Full Text)
2019
201914. A Modified Lyapunov-Function Based Control Scheme for Three-Phase Three-Level Two-Leg Grid-Tied NPC Inverter
ALTIN N., SEFA İ., Komurcugil H., ÖZDEMİR Ş.
7th International Istanbul Smart Grids and Cities Congress and Fair (ICSG), İstanbul, Turkey, 25 - 26 April 2019, pp.218-222, (Full Text)
2019
201915. Grey Wolf Optimization Based MPPT Algorithm for Solar PV System with SEPIC Converter
Atici K., SEFA İ., ALTIN N.
4th International Conference on Power Electronics and their Applications (ICPEA), Elazığ, Turkey, 25 - 27 September 2019, (Full Text)
2019
201916. A Modified Lyapunov-Function Based Control Scheme for Two-Leg Three-Level T-Type Grid-Tied Inverter with LCL Filter
ALTIN N., ÖZDEMİR Ş., SEFA İ., Komurcugil H.
4th International Conference on Power Electronics and their Applications (ICPEA), Elazığ, Turkey, 25 - 27 September 2019, (Full Text)
2019
201917. FPGA Implementation of Multichannel FIR Filters
Aydin C., SEFA İ.
11th International Conference on Electronics, Computers and Artificial Intelligence (ECAI), Pitesti, Romania, 27 - 29 June 2019, (Full Text)
2019
201918. LYAPUNOV-FUNCTION-BASED CONTROL OPTIONS FOR GRID-CONNECTED INVERTERS
SEFA İ.
11th International Conference on Electronics, Computers and Artificial Intelligence (ECAI), Pitesti, Romania, 27 - 29 June 2019, (Full Text)
2018
201819. Sliding-mode and proportional-resonant based control strategy for three-phase two-leg T-type grid-connected inverters with LCL filter
ALTIN N., ÖZDEMİR Ş., Komurcugil H., Sefaand İ., Biricik S.
44th Annual Conference of the IEEE Industrial Electronics Society, IECON 2018, Washington, United States Of America, 20 - 23 October 2018, pp.4492-4497, (Full Text)
2018
201820. FEA yazılımı ile Asenkron Motor ve Senkron Relüktans Motorun Karşılaştırmalı Isıl Benzetimi
BALCI S., BUDJELIDA L., SEFA İ.
3’rd International Symposium on Industrial Design Engineering, Antalya, Turkey, 22 - 24 November 2018, (Summary Text)
2018
201821. A Comparative Vibration Analysis of Induction Motor and Synchronous Reluctance Motor
BATTAL F., BUDJELIDA L., SEFA İ.
3rd International ISIDE Conference on Industrial Design and Engineering, Antalya, Turkey, 22 - 24 November 2018, (Full Text)
2018
201822. Mesh Quality Effects of the FEA Simulation Applied on a Transformer
BALCI S., SEFA İ., ALTIN N., ÖZDEMİR Ş.
7th International Conference on Advanced Technologies (ICAT’xx18), Antalya, Turkey, 28 April - 01 May 2018, (Full Text)
2018
201823. Bidirectional Three-Phase Two-Leg Inverter with PR Current Controller
ÖZDEMİR Ş., SEFA İ., BALCI S., ALTIN N.
7th International Conference on Advanced Technologies (ICAT’xx18), Antalya, Turkey, 28 April - 01 May 2018, (Full Text)
2018
201824. Over Excitation Limiter for Synchronous Generators with LabVIEW
Bayram M. B., SEFA İ., Balci S.
18th IEEE International Power Electronics and Motion Control Conference (IEEE PEMC), Budapest, Hungary, 26 - 30 August 2018, pp.411-415, (Full Text)
2018
201825. Identification of Mechanical Parameters for the Switched Reluctance Motor
ÜSTÜN O., ÖNDER M., SEFA İ.
2nd International Symposium on Multidisciplinary Studies and Innovative Technologies (ISMSIT), Kizilcahamam, Turkey, 19 - 21 October 2018, pp.593-599, (Full Text)
2018
201826. Sliding Mode Control of Three-Phase Three-Level Two-Leg NPC Inverter with LCL Filter for Distributed Generation Systems
ÖZDEMİR Ş., ALTIN N., Komurcugil H., SEFA İ.
44th Annual Conference of the IEEE Industrial-Electronics-Society (IECON), Washington, Kiribati, 20 - 23 October 2018, pp.3895-3900, (Full Text)
2018
201827. Two-Stage Grid-Connected Inverter for PV Systems
ALTIN N., ÖZDEMİR Ş., Komurcugil H., SEFA İ., Biricik S.
12th IEEE International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG), Doha, Qatar, 10 - 12 April 2018, (Full Text)
2018
201828. An Analysis on Cooling Requirements of the High Power Medium Frequency Inductors
Balci S., SEFA İ., ALTIN N., ÖZDEMİR Ş.
12th IEEE International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG), Doha, Qatar, 10 - 12 April 2018, (Full Text)
2018
201829. Three-Phase Three-Level T-type Grid-Connected Inverter with Reduced Number of Switches
ALTIN N., SEFA İ., Komurcugil H., ÖZDEMİR Ş.
6th International Istanbul Smart Grids and Cities Congress and Fair (ICSG), İstanbul, Turkey, 25 - 26 April 2018, pp.58-62, (Full Text)
2017
201730. Plc ile Kartezyen Robot Kontrolü
KAVURUR A., SEFA İ.
UMYOS 2017, Sarajevo, Bosnia And Herzegovina, 18 - 20 May 2017, pp.319-322, (Full Text)
2017
201731. Series-Parallel Resonant Converter With Current Limiting Ability For Renewable Energy Source
ALTIN N., ÖZDEMİR Ş., BALCI S., SEFA İ.
European Conference on Renewable Energy Systems, Saraybosna, Bosnia And Herzegovina, 27 - 30 August 2017, pp.483-488, (Full Text)
2017
201732. Loss Behaviour of the Dry-type Power Transformer According to the Load Type
BALCI S., BATTAL F., SEFA İ., Bayram M. B., ÖZDEMİR Ş., ALTIN N.
European Conference on Renewable Energy Systems, Saraybosna, Bosnia And Herzegovina, 27 - 30 August 2017, pp.49, (Summary Text)
2017
201733. An Investigation On Coupled Inductors of Quadratic Boost Converters
BALCI S., SEFA İ., ÖZDEMİR Ş., ALTIN N.
European Conference on Renewable Energy Systems, Saraybosna, Bosnia And Herzegovina, 27 - 30 August 2017, pp.507-513, (Full Text)
2017
201734. Inductance and Loss Behaviors of Medium Frequency High Power Gapped Core Inductors
BALCI S., Bayram M. B., ALTIN N., SEFA İ.
5th International Conference on Advanced TechnologySciences (ICAT), İstanbul, Turkey, 9 - 12 May 2017, (Full Text)
2017
201735. Design and Loss Analysis of LCL Filter Inductors for Two-Level and Three-Level Inverters
SEFA İ., ALTIN N., ÖZDEMİR Ş., Balci S., Bayram M. B., Kelebek H.
International Conference on Applied Electronics (AE), Pilsen, Czech Republic, 5 - 06 September 2017, pp.211-215, (Full Text)
2017
201736. A Labview Based Volt/Hertz Controller for Synchronous Generator Excitation Systems
Bayram M. B., SEFA İ.
58th IEEE International Scientific Conference on Power and Electrical Engineering of Riga-Technical-University (RTUCON), Riga, Latvia, 12 - 13 October 2017, (Full Text)
2017
201737. Three-Phase Three-Level Inverter with Reduced Number of Switches for Stand-Alone PV Systems
SEFA İ., Komurcugil H., DEMİRBAŞ Ş., ALTIN N., ÖZDEMİR Ş.
6th IEEE International Conference on Renewable Energy Research and Applications (ICRERA), California, United States Of America, 5 - 08 November 2017, pp.1115-1120, (Full Text)
2016
201638. MPPT Capable Quadratic Boost Converter for PV Systems
ÖZDEMİR Ş., ALTIN N., SEFA İ.
ECRES – 4. European Conference on Renewable Energy Systems, İstanbul, Turkey, 28 - 31 August 2016, pp.826-831, (Full Text)
2016
201639. Three Level Isolated DC DC Converter For High Power Applications
ÖZDEMİR Ş., Balcı S., ALTIN N., SEFA İ.
ECRES – 4. European Conference on Renewable Energy Systems, İstanbul, Turkey, 28 - 31 August 2016, pp.872-877, (Full Text)
2016
201640. DESIGN OF THE MEDIUM FREQUENCY POWER TRANSFORMERWITH SOFT MAGNETIC MATERIAL
Balci S., SEFA İ., ALTIN N.
ECRES – 4. European Conference on Renewable Energy Systems, İstanbul, Turkey, 28 - 31 August 2016, pp.832-840, (Full Text)
2016
201641. AN INTERLEAVED BUCK CONVERTER FOR EXCITATION SYSTEM OFSYNCHRONOUS GENERATORS
Bayram M. B., SEFA İ., Balcı S.
ECRES – 4. European Conference on Renewable Energy Systems, İstanbul, Turkey, 28 - 31 August 2016, pp.891-902, (Full Text)
2016
201642. Performance Analysis of Interleaved Quadratic Boost Converter with Coupled Inductor for Fuel Cell Applications
Balci S., ALTIN N., Komurcugil H., SEFA İ.
42nd Annual Conference of the IEEE-Industrial-Electronics-Society (IECON), Florence, Italy, 24 - 27 October 2016, pp.3541-3546, (Full Text)
2016
201643. Sliding-Mode and Proportional-Resonant Based Control Strategy for Three-Phase Grid-Connected LCL-Filtered VSI
Komurcugil H., ALTIN N., ÖZDEMİR Ş., SEFA İ.
42nd Annual Conference of the IEEE-Industrial-Electronics-Society (IECON), Florence, Italy, 24 - 27 October 2016, pp.2396-2401, (Full Text)
2016
201644. A Modified Lyapunov-Function Based Control Strategy for Three-Phase Grid-Connected VSI with LCL Filter
Komurcugil H., ÖZDEMİR Ş., ALTIN N., SEFA İ.
42nd Annual Conference of the IEEE-Industrial-Electronics-Society (IECON), Florence, Italy, 24 - 27 October 2016, pp.2218-2223, (Full Text)
2015
201545. An Investigation of Ferrite And Nanocrystalline Core Materials for Medium Frequency Transformers
balcı s., SEFA İ., ALTIN N.
3. European Conference on Renewable Energy Systems (ECRES), Antalya, Turkey, 7 - 10 October 2015, (Full Text)
2015
201546. Investigation of The Thermal Behaviour of The Ferrite Core for Medium Frequency Applications
balcı s., SEFA İ., ALTIN N.
3. European Conference on Renewable Energy Systems (ECRES), Antalya, Turkey, 7 - 10 October 2015, (Full Text)
2015
201547. Economic analysis of the absence of reactive power compensation for residental distribution transformers
hasan veysel d., SEFA İ.
Third European Conference on Renewable Energy Systems – ECRES 2015, 7 - 10 October 2015, (Full Text)
2015
201548. Investigation of the thermal behaviour of the ferrite core for medium frequency transformer applications
selami b., SEFA İ., ALTIN N.
ECRES 2015, 3th European Conference on Renewable Energy Systems, Antalya, Turkey, 7 - 10 October 2015, pp.1-10, (Full Text)
2015
201549. Paralel Hesaplama Kullanarak Harmonik Analizi
SEFA İ., BATTAL F.
23. Sinyal İşleme ve İletişim Uygulamaları Kurultayı SİU 2015, Malatya, Turkey, 16 - 18 May 2015, (Full Text)
2015
201550. Design of a Real-Time USB Interfaced Multi-Channel Power System Harmonics Detection System
Gok M., Gorgunoglu S., SEFA İ.
9th International Conference on Electrical and Electronics Engineering (ELECO), Bursa, Turkey, 26 - 28 November 2015, pp.521-524, (Full Text)
2015
201551. Three-Phase Multilevel Grid Interactive Inverter for PV Systems with Reactive Power Support Capability
ÖZDEMİR Ş., Bayhan S., SEFA İ., ALTIN N.
First Workshop on Smart Grid and Renewable Energy (SGRE), Doha, Qatar, 22 - 23 March 2015, (Full Text)
2015
201552. A Harmonic Analysis using Parallel Computing
SEFA İ., Battal F.
23nd Signal Processing and Communications Applications Conference (SIU), Malatya, Turkey, 16 - 19 May 2015, pp.1965-1968, (Full Text)
2014
201453. Core Material Investigation of Medium-Frequency Power Transformers
Balci S., SEFA İ., Bayram M. B.
16th International Power Electronics and Motion Control Conference and Exposition (PEMC), Antalya, Turkey, 21 - 24 September 2014, pp.861-866, (Full Text)
2014
201454. A Comparative Study of Nanocrystalline and SiFe Core Materials for Medium-Frequency Transformers
SEFA İ., Balci S., Bayram M. B.
6th International Conference on Electronics, Computers and Artificial Intelligence (ECAI), Pitesti, Romania, 23 - 25 October 2014, (Full Text)
2013
201355. Z Source Inverter for Renewable Energy Systems
SEFA İ., ALTIN N., ÖZDEMİR Ş.
II. The European Workshop & Conference on Renewable Energy Systems, EWRES & ECRES, Antalya, Turkey, 20 - 30 November 2013, pp.1-6, (Full Text)
2013
201356. PLL control technique of LLC resonant converter for EVs battery charger
Asa E., Colak K., Czarkowski D., De Leon F., SEFA İ.
2013 4th International Conference on Power Engineering, Energy and Electrical Drives, POWERENG 2013, İstanbul, Turkey, 13 - 17 May 2013, pp.1382-1386, (Full Text)
2013
201357. FEM based parametric analysis of AC line reactors
BALCI S., ALTIN N., ÖZDEMİR Ş., SEFA İ.
4th International Conference on Power Engineering, Energy and Electrical Drives, Istanbul, Turkey, 13 - 17 May 2013, pp.1328-1333, (Full Text)
2013
201358. FEM based parametric analysis of AC line reactors Power Engineering
balcı s., ALTIN N., ÖZDEMİR Ş., SEFA İ.
IEEE 4. International Conference on Energy and Electrical Drives (POWERENG’2013), İstanbul, Turkey, 13 - 17 May 2013, pp.1328-1333, (Full Text)
2013
201359. Modeling and implementation of dsPIC based interleaved buck converter
SEFA İ., BATTAL F., balcı s.
IEEE- Fourth International Conference on Power Engineering, Energy and Electrical Drives (POWERENG), İstanbul, Turkey, 13 - 17 May 2013, pp.1652-1657, (Full Text)
2013
201360. A Comparison of Single and Three Phase DC/DC Converter Structures for Battery Charging
ALTIN N., Balci S., ÖZDEMİR Ş., SEFA İ.
International Conference on Renewable Energy Research and Applications (ICRERA), Madrid, Spain, 20 - 23 October 2013, pp.1228-1233, (Full Text)
2013
201361. Power Quality Analyzer for Three Phase Systems
SEFA İ., ALTIN N., Asa E., Colak K.
International Conference on Renewable Energy Research and Applications (ICRERA), Madrid, Spain, 20 - 23 October 2013, pp.1222-1227, (Full Text)
2012
201262. A Comprehensive Analysis of Inductors for Interleaved Buck Converter
SEFA İ., balcı s., ALTIN N., ÖZDEMİR Ş.
IEEE 15th International Power Electronics and Motion Control Conference and Exposition, Novi-Sad, Serbia, 4 - 06 November 2012, pp.1-6, (Full Text)
2012
201263. Single Stage Three Level MPPT Inverter for Solar Supplied Systems
ÖZDEMİR Ş., ALTIN N., SEFA İ.
IEEE 21th International Symposium on Power Electronics, Electrical Drives, Automation and Motion, Sorrento, Italy, 20 - 22 June 2012, pp.103-108, (Full Text)
2012
201264. Dynamic Reactive Power Compensation System for Wind Turbines
SEFA İ., özsan a., ALTIN N., GÖRGÜNOĞLU S., ÖZDEMİR Ş.
7. International Conference and Exhibition on Ecological Vehicles and Renewable Energies, EVER'12, manako, FRANSA GÜNEY BÖLGESİ, 22 - 24 May 2012, pp.1-6, (Full Text)
2011
201165. Simulation of Neuro Fuzzy Controlled Grid Interactive Inverter
ALTIN N., SEFA İ.
XXIII International Symposium on Information, Communication and Automation Technologies, saraybosna, Bosnia And Herzegovina, 27 - 29 October 2011, pp.1-7, (Full Text)
2011
201166. Core losses of pwm excited inverter transformers with finite element method
SEFA İ., balcı s., ALTIN N., ÖZDEMİR Ş.
7th International Conference on Technical and Physical Problems of Power Engineering TPE-2011, Lefkoşa, Cyprus (Kktc), 7 - 09 July 2011, pp.1-6, (Full Text)
2011
201167. An Implementation of Grid Interactive Inverter with Reactive Power Support Capability for Renewable Energy Sources
SEFA İ., ALTIN N., ÖZDEMİR Ş.
III. IEEE International Conference on Power Engineering Energy and Electrical Drives, Malaga, Spain, 11 - 13 May 2011, pp.1-6, (Full Text)
2011
201168. A Microcontroller Based Power Units for Dynamic Reactive Power Compensation Systems
SEFA İ., abdullah ö., ALTIN N., GÖRGÜNOĞLU S., açıkgöz a. m.
7th International Conference on “Technical and Physical Problems of Power Engineering, Cyprus (Kktc), 7 - 09 July 2011, (Full Text)
2010
201069. A Three Level Inverter for Grid Connected Renewable Energy Systems
SEFA İ., ALTIN N., ÖZDEMİR Ş.
5. International Conference and Exhibition on Ecological Vehicles and Renewable Energies, monako grimaldi, FRANSA GÜNEY BÖLGESİ, 25 - 27 March 2010, pp.10-334, (Full Text)
2010
201070. Multifunctional Interleaved Boost Converter for PV Systems
SEFA İ., ÖZDEMİR Ş.
IEEE International Symposium on Industrial Electronics (ISIE), Bari, Italy, 4 - 07 July 2010, pp.951-956, (Full Text)
2009
200971. Application of Microcontroller Based Meteorology Station
DEMİRTAŞ M., BAYINDIR R., DEMİRBAŞ Ş., SEFA İ.
5TH International Advanced Technologies Symposium (IATS’09), Karabük, Turkey, 13 - 15 May 2009, (Full Text)
2009
200972. Three Phase Grıd Interactıve Inverter for Renewable Energy Sources
SEFA İ., ALTIN N., ÖZDEMİR Ş.
5th International Advanced Technologies Symposium (IATS’09), Karabük, Turkey, 13 - 15 May 2009, pp.226-230, (Full Text)
2009
200973. Simulation of Parallel Connected DC DC Boost Converter for Hybrid Energy Sources
DEMİRTAŞ M., BAYINDIR R., DEMİRBAŞ Ş., SEFA İ.
5TH International Advanced Technologies Symposium (IATS’09), Karabük, Turkey, 13 - 15 May 2009, (Full Text)
2009
200974. Simulation of Speed Control for Travelling Wave Ultrasonic Motor
DEMİRTAŞ M., BAYINDIR R., DEMİRBAŞ Ş., SEFA İ.
5TH International Advanced Technologies Symposium (IATS’09), Karabük, Turkey, 13 - 15 May 2009, (Full Text)
2009
200975. 18 PULSE CONTROLLED RECTIFIER: A CASE STUDY ON UPS
SEFA İ., ALTIN N., Colak I., ÖZDEMİR Ş.
13th European Conference on Power Electronics and Applications (EPE 2009), Barcelona, Spain, 8 - 10 September 2009, pp.2935-2936, (Full Text)
2009
200976. Experimental Study of Interleaved MPPT Converter for PV Systems
SEFA İ., ÖZDEMİR Ş.
35th Annual Conference of the IEEE-Industrial-Electronics-Society, Porto, Portugal, 3 - 05 November 2009, pp.422-423, (Full Text)
2008
200877. MATLAB Tabanlı Bir Enerji Kalitesi Simülatörü
SEFA İ., ALTIN N., erdem a.
Elektrik-Elektronik ve Bilgisayar Mühendisliği Sempozyumu, Bursa, Turkey, 26 - 30 November 2008, (Full Text)
2008
200878. dSPACE based control of voltage source utility interactive inverter
Sefa İ., Altin N., ÖZDEMİR Ş., DEMİRTAŞ M.
SPEEDAM 2008 - International Symposium on Power Electronics, Electrical Drives, Automation and Motion, Ischia, Italy, 11 - 13 June 2008, pp.662-666, (Full Text)
2008
200879. dSAPCE Based Fuzzy Logic Controlled Boost Converter
SEFA İ., ALTIN N., ÖZDEMİR Ş.
International Conference on Technical and Physical Problems of Power Engineering, Pitesti, Romania, 4 - 06 September 2008, pp.36-41, (Full Text)
2008
200880. A User Friendly Educational Tool for Observing Synchronous Motor Operation Conditions
BAYINDIR R., SEFA İ., DEMİRBAŞ Ş., ÇOLAK İ., GÖRGÜN A.
4. International Conference on Technical and Physical Problems in Power Engineering, 4 - 06 September 2008, (Full Text)
2008
200881. Simulation of Fuzzy Logic Controlled Grid Interactive Inverter
SEFA İ., ALTIN N.
4th International Conference on Technical and Physical Problems of Power Engineering, Pitesti, Romania, 4 - 06 September 2008, pp.30-35, (Full Text)
2008
200882. Low-Cost and High Sensitive Microcontroller Based Data Acquisition System for Renewable Energy Sources
DEMİRTAŞ M., SEFA İ., IRMAK E., Colak I.
International Symposium on Power Electronics, Electrical Drives, Automation and Motion, Ischia, Italy, 11 - 13 June 2008, pp.196-199, (Full Text)
2008
200883. Building of W&S Energy System
DEMİRBAŞ Ş., DEMİRTAŞ M., SEFA İ., Colak I.
International Symposium on Power Electronics, Electrical Drives, Automation and Motion, Ischia, Italy, 11 - 13 June 2008, pp.1466-1469, (Full Text)
2007
200784. Protection of induction motor using PLC
Colak I., BAYINDIR R., Bektas A., Sefa İ., Bal G.
International Conference on Power Engineering, Energy and Electrical Drives, POWERENG 2007, Setúbal, Portugal, 12 - 14 April 2007, pp.96-99, (Full Text)
2006
200685. Microcontroller Based Line Interactive Uninterruptible Power Supply
SEFA İ., torun n.
TPE-2006 3rd Conference on Technical and Physical Problemsin Power Engineering, Ankara, Turkey, 29 - 31 May 2006, (Full Text)
2006
200686. Simulation of Current Controlled Grid Interactive Inverter
SEFA İ., ALTIN N.
TPE-2006 3rd Conference on Technical and Physical Problemsin Power Engineering, Ankara, Turkey, 29 - 31 May 2006, (Full Text)
2006
200687. Remote Control Of DC Motor Over the Internet
ÇOLAK İ., DEMİRBAŞ Ş., IRMAK E., SEFA İ., BAYINDIR R.
3rd International Conference on Technical and Physical Problems in Power Engineering, Ankara, Turkey, 29 - 31 May 2006, pp.216-219, (Full Text)
2006
200688. Developing of a control unit for the parallel operation of AC generators
ÇOLAK İ., BAYINDIR R., SEFA İ., DEMİRBAŞ Ş., BAL G.
3rd International Conference on Technical and Physical Problems in Power Engineering, Ankara, Turkey, 29 - 31 May 2006, pp.134-137, (Full Text)
2006
200689. Microcontroller based protection of induction motors
ÇOLAK İ., BAYINDIR R., DEMİRBAŞ Ş., SEFA İ., BAL G.
3rd International Conference on Technical and Physical Problems in Power Engineering, Ankara, Turkey, 29 - 31 May 2006, pp.164-167, (Full Text)
2006
200690. Güneş Pillerinin Elektrik Enerjisi Üretiminde Kullanımı
ÇOLAK İ., SEFA İ., BAYINDIR R., DEMİRBAŞ Ş., DEMİRTAŞ M.
VI. Ulusal Temiz Enerji Sempozyumu–UTES’2006, Isparta, Turkey, 25 - 27 May 2006, (Full Text)
2006
200691. Hibrit Enerji Sistemleri İçin Paralel Çalışabilen Boost Konvertör Simülasyonu
ÇOLAK İ., SEFA İ., BAYINDIR R., DEMİRBAŞ Ş., DEMİRTAŞ M.
VI. Ulusal Temiz Enerji Sempozyumu–UTES’2006, Isparta, Turkey, 25 - 27 May 2006, (Full Text)
2006
200692. Temel Elektrik Devrelerinin Analizi için İnternet Tabanlı Bir Eğitim Aracı
ÇOLAK İ., IRMAK E., SEFA İ., DEMİRBAŞ Ş., BAYINDIR R.
6th International Educational Technology Conference, FAMAGUSTA, Cyprus (Kktc), 19 - 21 April 2006, pp.446-451, (Full Text)
2006
200693. Açık ve Kapalı Döngü Denetim Sistemlerinin Web Tabanlı Benzetimi
ÇOLAK İ., IRMAK E., BAYINDIR R., DEMİRBAŞ Ş., SEFA İ.
6. International Educational Technology Conference, 19 - 21 April 2006, (Full Text)
2006
200694. Açık veya Kapalı Döngü Denetim Sistemlerinin Web Tabanlı Benzetimi
ÇOLAK İ., IRMAK E., BAYINDIR R., DEMİRBAŞ Ş., SEFA İ.
6 th International Educational Technology Conference, Eastern Mediterranean University, Gazimagusa, Cyprus (Kktc), 19 - 21 April 2006, pp.446-451, (Full Text)
2005
200595. Doğru Akım Motorlarının Web Tabanlı Modellenmesi ve Analizi
DEMİRBAŞ Ş., IRMAK E., SEFA İ., BAYINDIR R., ÇOLAK İ.
Bilimde Modern Yöntemler Sempozyumu, Turkey, 16 - 18 November 2005, (Full Text)
2005
200596. Bulanık Mantık Denetimli Senkron Motor İle Reaktif Güç Kompanzasyonu Benzetimi
BAYINDIR R., SEFA İ., DEMİRBAŞ Ş., ÇOLAK İ.
Bilimde Modern Yöntemler Sempozyumu, Kocaeli, Turkey, 16 - 18 November 2005, (Full Text)
2005
200597. Doğru Akım Motorunun Web Tabanlı Modellenmesi ve Analizi
DEMİRBAŞ Ş., IRMAK E., SEFA İ., BAYINDIR R., ÇOLAK İ.
Bilimde Modern Yöntemler Sempozyumu, Kocaeli, Turkey, 16 - 18 November 2005, (Full Text)
2005
200598. Alternatif Enerji Kaynaklarının Kullanımı
ÇOLAK İ., BAYINDIR R., SEFA İ., DEMİRBAŞ Ş., ergen h.
III. Yenilenebilir Enerji Kaynakları Sempozyumu ve Sergisi, Mersin, Turkey, 19 - 21 October 2005, (Full Text)
2005
200599. Güneş Takip Sistemi Tasarım ve Uygulaması
ÇOLAK İ., BAYINDIR R., SEFA İ., DEMİRBAŞ Ş., DEMİRTAŞ M.
1. Enerji Verimliliği ve Kalite Sempozyumu, TMMOB Elektrik Mühendisleri Odası Kocaeli Şubesi, Turkey, 17 - 18 May 2005, pp.301-305, (Full Text)
2005
2005100. Sanayide Enerji Verimliliği
ÇOLAK İ., BAYINDIR R., SEFA İ., DEMİRBAŞ Ş., arslan c.
1. Enerji Verimliliği ve Kalite Sempozyumu, TMMOB Elektrik Mühendisleri Odası Kocaeli Şubesi, Kocaeli, Turkey, 17 - 18 May 2005, pp.336-339, (Full Text)
2004
2004101. Design of A Hybrid Energy Power System Using Solar and Wind Power
ÇOLAK İ., BAYINDIR R., SEFA İ., DEMİRTAŞ M.
2nd International Conference on Technical and Physical Problems in Power Engineering, Tebriz, Iran, 15 - 19 September 2004, (Full Text)
2004
2004102. Design and Hybrid Energy Power System Using Solar and Wind Energy
ÇOLAK İ., BAYINDIR R., SEFA İ., DEMİRTAŞ M.
2nd International Conference on Technical and Physical Problems in Power Engineering, tebriz, Iran, 2 - 08 September 2004, pp.776-778, (Full Text)
1997
1997103. Sliding Mode Kontrol Yaklaşımı ile Anahtarlamalı Relüktans Motorun Hız Kontrolu
SEFA İ., ELMAS Ç., ÖZER Ş.
Elektrik Elektronik Bilgisayar Mühendisliği 7. Ulusal Kongresi, Ankara, Turkey, 8 - 14 September 1997, pp.446-449, (Full Text)
Books
2017
20171. Maximum Power Point Tracking Algorithms for Partial Shaded PV Systems
SEFA İ., ALTIN N., ÖZDEMİR Ş.
in: Energy Harvesting and Energy Efficiency, Erol Kurt, Editor, Springer International Publishing AG, pp.261-292, 2017
Funded Projects
2009 - 2011
2009 - 2011Dinamik Reaktif Güç Rölesi ve Kompanzasyon Sistemi Üretimi
Industrial Thesis Project , BAP Other
SEFA İ. (Executive)
2007 - 2008
2007 - 2008Güneş Pili Kaynaklı Aydınlatma Armatürü Tasarım ve Uygulaması
Project Supported by Higher Education Institutions , BAP Research Project
SEFA İ. (Executive)
2006 - 2008
2006 - 2008DSP Tabanlı Şebeke Etkileşimli Evirici Tasarım ve Uygulaması
Project Supported by Higher Education Institutions , BAP Research Project
SEFA İ. (Executive)
Patent
2024
2024Ayrık nüveli evirici çıkış transformatörleri için karma nüve yapısı.
Patent
Registered / Approved, The Invention Registration Number: TR 2022 021838 B , Standard Registration
2024
2024MIXED CORE STRUCTURE FOR SPLIT-CORE INVERTER OUTPUT TRANSFORMERS
Patent
Pending / Applied, The Invention Recourse Number: PCT/TR2023/051674 , Standard Registration