Yazar "Karagol, Serap" için listeleme
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Assessment of short/long term electric field strength measurements for a pilot district
Kurnaz, Cetin; Yildiz, Dogan; Karagol, Serap (De Gruyter Poland Sp Zoo, 2018)The level of electromagnetic radiation (EMR) exposure increases day by day as natural consequences of technological developments. In recent years, the increasing use of cellular systems has made it necessary to measure and ... -
Comparison of Error Performance of Discrete Wavelet Transform Based Cyclic Coding Method in Different Type Channels
Yildiz, Dogan; Karagol, Serap (Ieee, 2018)Forward Error Correction (FEC) is a technique used to increase the reliability of data transferred over noisy communication channels and provides error control. In this technique, the data is now used for error checking ... -
Cyclic Coding and Discrete Wavelet Transform Based Audio Signal Processing
Yildiz, Dogan; Karagol, Serap (Ieee, 2018)Forward Error Correction (FEC) is a digital signal processing technique used to increase the reliability of data transmitted over noisy communication channels and to provide error control. Error checking is performed using ... -
Estimation of Online Transmission Line Parameters and Fault Location by Using Different Differential Equation Algorithms
Yildiz, Dogan; Karagol, Serap; Ozgonenel, Okan (Ieee, 2015)Differential Equation Algorithm (DEA), which is used as an alternative method to Fourier and similar algorithms, is among the online parameter estimation algorithms used in transmission line protection. Pi or T equivalent ... -
GreenCloud Simulation QoSbox in Cloud Computing
Malekzai, Shafiullah; Yildiz, Dogan; Karagol, Serap (Ieee, 2016)Cloud computing was introduced as a new technology when local resources could not any more fullfil access requirements along with the increase of network bandwidth and variety of services breaks constraints of physical ... -
A Hyperbolic Location Algorithm for Various Distributions of a Wireless Sensor Network
Yildiz, Dogan; Karagol, Serap; Ozgonenel, Okan (Ieee, 2017)Intersection of hyperbolic curves defined by the Time Difference of Arrival (TDOA) is often used in Wireless Sensor Networks (WSNs) to estimate the location of sensors. This paper proposes a new algorithm of this type. The ... -
Impact of Mother Wavelet on the Performance of Wavelet-Neural Network (WNN) Based Transformer Protection
Yilmaz, Secil; Ozgonenel, Okan; Karagol, Serap (Ieee, 2016)In this article, impact of the mother wavelet on the main power transformer protection has been identified. Continuous wavelet transformation (CWT) is used as the protection on signal processing tool in this scheme. CWT ... -
Islanding Detection in Photo-Voltaic Systems Based on Instantaneous Power Measurements
Ozgonenel, Okan; Karagol, Serap (Int Journal Renewable Energy Research, 2017)Today, renewable and clean energy sources are being used to generate electric power and to reduce dependency on conventional fossil fuels, which are limited in supply and cause immense pollution. Renewable energy is also ... -
mN/2 Algorithm to Resolve Uncertainty of Sensors Localization
Yildiz, Dogan; Karagol, Serap; Ozgonenel, Okan; Tadiparthi, Satish; Bikdash, Marwan (Ieee, 2016)This paper introduces a novel graph-theoretic self localization algorithm that resolves ambiguities in the position candidates. The algorithm is especially effective in very sparse networks where other algorithms usually ... -
Mutual Inductance Calculation Formula for Planar Square Coils
Durmus, Fatih; Karagol, Serap (Ieee, 2018)The mutual inductance calculation depends on the shape, size and position of the coils. The reciprocal inductance between the two filaments (thin wire) is used for the double-layer Neumann's formula. However, as the number ... -
A Novel Approach For Distributed Renewable Generation and Shunt Capacitor Placing in Smart-Grid
Ozgonenel, Okan; Karagol, Serap; Terzi, Umit Kemalettin (Ieee, 2014)This paper presents a novel method for the selection of appropriate location and calculation of the size of distributed generation (DG) and sizing of shunt capacitors in radial distribution systems. This methodology is ... -
A novel generation and capacitor integration technique for today's distribution systems
Ozgonenel, Okan; Karagol, Serap (Tubitak Scientific & Technical Research Council Turkey, 2017)A Abstract:In this paper, the problem of optimally placing shunt capacitors and generators in radial distribution systems is handled and a new calculation technique based on wavelet neural network (WNN), which is computationally ... -
A Novel Self Localization Approach for Sensors
Yildiz, Dogan; Karagol, Serap; Ozgonenel, Okan; Tadiparthi, Satish; Bikdash, Marwan (Ieee, 2015)This paper presents a modification of 3N Time of Arrival (TOA) and a reliable Time Difference of Arrival (TDOA) based localization algorithms. TDOA is formulated using the parametric equations of the hyperbolas whose ... -
Novel Smart Grid and SCADA System Interdependency Networks for Future's Clean, Sustainable and Green Energy
Chopade, Pravin; Karagol, Serap; Bikdash, Marwan; Kateeb, Ibraheem; Dogan, Numan (Ieee, 2013)A novel approach of interdependency modeling of Smart Grid and Supervisory Control and Data Acquisition (SCADA) networks is introduced. Methodological approach for vulnerability reduction considering both structural and ... -
A Novel Transformer Protection Method Based on Hilbert Huang Transform and Artificial Neural Network
Ozgonenel, Okan; Karagol, Serap (Ieee, 2013)This paper presents the application of Hilbert-Huang Transform (HHT) and artificial neural network (ANN) for fault detection on transformers. The combined procedure, Emprical mode decomposition (EMD) and Hilbert transform, ... -
Power Differential Method Based Islanding Detection in PV Systems
Ozgonenel, Okan; Karagol, Serap (Ieee, 2016)Safety operation/measures are of great concern and among them islanding phenomena takes an important role for reliable energy. Therefore, the utility grid requires anti-islanding protection for a safe and reliable operation. ... -
Power transformer protection based on decision tree approach
Ozgonenel, Okan; Karagol, Serap (Inst Engineering Technology-Iet, 2014)This study introduces the concept of decision tree (DT) classification, a new approach to power transformer differential protection. The proposed technique is based on processing the differential current. The suggested ... -
Three-Dimensional Sensor Localization Using Modified 3N Algorithm
Yildiz, Dogan; Karagol, Serap; Ozgonenel, Okan; Tadiparthi, Satish; Bikdash, Marwan (Ieee, 2016)Wireless sensor networks are popular technologies that have extensive application areas. Localization is a crucial topic in wireless sensor networks. In wireless ad hoc and sensor networks, supporting nodes without Global ... -
Transformer differential protection using wavelet transform
Ozgonenel, Okan; Karagol, Serap (Elsevier Science Sa, 2014)This paper will propose a cascade of minimum description length criterion with entropy approach along with artificial neural network (ANN) as an optimal feature extraction and selection tool for a wavelet packet transform ... -
Transformer Health Index Estimation Using Artificial Neural Network
Birlik, Kubra Nur; Ozgonenel, Okan; Karagol, Serap (Ieee, 2016)Health Index is a practical tool that determines the priorities for investment, field studies, combining the results of field and laboratory tests represents for asset management, capital and maintenance plans, operating ...
