Volume 16, Issue 3 (September 2020)  

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Special Issue on Smart Grids
XML Increasing the Capacity and PSNR in Blind Watermarking Resist Against Cropping Attacks
P. 259-268
A. Amiri , S. Mirzakuchaki
Abstract (2925 Views) | Full-Text (PDF) (1197 Downloads)

XML A New Approach for Voltage Balancing and Appropriate Power-Sharing in Autonomous Microgrids
P. 269-278
M. Norianfar , S. Karimi , H. M. CheshmehBeigi
Abstract (2267 Views) | Full-Text (PDF) (1283 Downloads)   |   Highlights
  • Unbalanced voltage compensation using extended DDSRF;
  • Power sharing under unbalance load condition;
  • Voltage drop (caused by virtual impedance) compensation using the proposed algorithm.


XML An Effective Attack-Resilient Kalman Filter-Based Approach for Dynamic State Estimation of Synchronous Machine
P. 279-291
Z. Kazemi , A. A. Safavi
Abstract (2481 Views) | Full-Text (PDF) (1000 Downloads)   |   Highlights
  • The problem of the power system dynamic state estimation under cyber-attacks is studied in this paper.
  • A unique feature of the proposed method is its ability in the estimation of the attack vector.
  • By obtaining the dynamics of the attack vector using an unknown input observer, a new augmented system model is derived in this paper.
  • The effects of cyber-attacks, modeling uncertainties, and modeling noises are decoupled and separately considered in the proposed approach, which increases the estimation accuracy.
  • Detail mathematical analysis and several simulations demonstrate the effectiveness of the proposed method.


XML Error Modeling in Distribution Network State Estimation Using RBF-Based Artificial Neural Network
P. 292-301
A. Hassannejad Marzouni , A. Zakariazadeh
Abstract (3365 Views) | Full-Text (PDF) (1498 Downloads)   |   Highlights
  • To model pseudo measurements using multilayer perceptron artificial neural network
  • To implement a radial basis function neural network in error modeling.
  • To optimize the RBF neural network by the imperialist competitive algorithm.


XML Fault Location in Active Distribution Networks Using Improved Whale Optimization Algorithm
P. 302-312
A. Bahmanyar , H. Borhani-Bahabadi , S. Jamali
Abstract (2313 Views) | Full-Text (PDF) (1093 Downloads)   |   Highlights
  • This paper presents an improved version of the WOA to find the location of short circuit faults in active power distribution networks;
  • The method is conceptually simple and can be implemented in large branched distribution networks with several load taps and laterals;
  • The proposed method can be applied to distribution networks with DER without requiring their information, it does not face the multiple solution problem and it gives accurate results for different fault types;
  • In comparison with the deterministic voltage sag-based techniques, the proposed method has fewer calculations and provides more accurate results;
  • The proposed method can maintain its accuracy in an acceptable range, even when accurate data of distribution network loads are not available.


XML Improvement of Transient Voltage Profile Using Power Control of the DFIG-Based Wind Farm Under Severe Voltage Dip Event
P. 313-324
Z. Rafiee , M. Rafiee , M. R. Aghamohammadi
Abstract (2734 Views) | Full-Text (PDF) (1040 Downloads)   |   Highlights
  • For the transient voltage stability of DFIG, a new controller-based strategy is proposed.
  • In the proposed strategy, active and reactive power reference values are changed.
  • Modified Transient voltage control using the VDI index is used to change references.
  • PI parameters of DFIG are optimally tuned using the imperialist competitive algorithm.


XML Online Voltage Stability Monitoring and Prediction by Using Support Vector Machine Considering Overcurrent Protection for Transmission Lines
P. 325-335
A. H. Poursaeed , F. Namdari
Abstract (2419 Views) | Full-Text (PDF) (1234 Downloads)   |   Highlights
  • Real-time prediction of voltage stability using Differential Evolution-based Support Vector Machine has been performed
  • Effect of overcurrent protection of transmission line has been considered on voltage stability assessment
  • Transient monitoring of voltage stability prediction in the presence of overcurrent protection during and post-disturbances period


XML Optimal Multiple FCLs Allocation Considering DG Penetration in Meshed Network With Multi-Level Voltages
P. 336-352
M. Hosseinpour , J. Sadeh
Abstract (2475 Views) | Full-Text (PDF) (1138 Downloads)   |   Highlights
  • A novel iterative method to locate the FCLs optimally in multi-level voltages and meshed networks considering DG penetration.
  • A modified genetic algorithm and sensitivity analysis is used to determine the best allocation scenario based on the least economic costs and fault current reduction as technical constraints.
  • A new efficient sensitivity index is defined to reduce the search space of GA and calculation burden purposefully.
  • A framework has been proposed based on the analysis of the different behavior of the types of FCLs in fault current mitigation.


XML Optimal Placement and Sizing of Multiple Renewable Distributed Generation Units Considering Load Variations Via Dragonfly Optimization Algorithm
P. 353-362
A. Boukaroura , L. Slimani , T. Bouktir
Abstract (3371 Views) | Full-Text (PDF) (1249 Downloads)   |   Highlights
  • Optimal placement and sizing of Renewable Distributed Generation Units in a distribution network;
  • Use of Dragonfly Optimization Algorithm for finding the optimal locations and sizing of DGs.for deferent load levels;
  • Application on two radial distribution test networks.


XML Optimization of Specific Power of Surface Mounted Axial Flux Permanent Magnet Brushless DC Motor for Electrical Vehicle Application
P. 363-370
A. N. Patel , B. N. Suthar
Abstract (2285 Views) | Full-Text (PDF) (1181 Downloads)

XML Stochastic Joint Optimal Distributed Generation Scheduling and Distribution Feeder Reconfiguration of Microgrids Considering Uncertainties Modeled by Copula-Based Method
P. 371-392
M. Khajevand , A. Fakharian , M. Sedighizadeh
Abstract (2624 Views) | Full-Text (PDF) (1051 Downloads)   |   Highlights
  • Proposing a stochastic model for MG operation with couples DFR, and optimal planning of DGs.
  • Formulating the optimization problem as a MOP considering four goals that are minimization of the operational cost, minimization of the active power loss, maximization of VSI, and minimization of emissions.
  • Using the copula-based method for modeling the stochastic pattern of wind speed, solar irradiance, and electrical demand.
  • Using a stochastic optimization based on the IMOPSO algorithm.
  • Using a fuzzy technique to select the best-compromised solution among the Pareto front solutions.


XML Stochastic Optimal Scheduling of Microgrids Considering Demand Response and Commercial Parking Lot by AUGMECON Method
P. 393-411
M. Sedighizadeh , S. M. M. Alavi , A. Mohammadpour
Abstract (3401 Views) | Full-Text (PDF) (1527 Downloads)   |   Highlights
  • Proposing a scenario-based stochastic combined model for MGs including DGs that are MT, PAFC, WT, and PV and ESSs that are BESS and PEVs.
  • Modeling the DR as the ToU program and the curtailable loads program.
  • Modeling the WT and PV generation with associated stochastic patterns.
  • Presenting an energy management pattern constituting operation cost and emissions simultaneously.
  • Enhancing the performance of MG with considering generation and load reserves.
  • Using the AUGMECON method and fuzzy-based decision-maker to minimize objective functions and choosing the most suitable solution, respectively.


XML Very Fast Load Flow Calculation Using Fast-Decoupled Reactive Power Compensation Method for Radial Active Distribution Networks in Smart Grid Environment Based on Zooming Algorithm
P. 412-424
O. Honarfar , A. Karimi
Abstract (2523 Views) | Full-Text (PDF) (1158 Downloads)   |   Highlights
  • Distribution load flow (DLF) calculation is studied in radial distribution networks, considering the presence of distributed generation plants in the PV-mode.
  • A very fast DLF using zooming algorithm associated with a fast-decoupled reactive power compensation technique causes to reduce the solution time.
  • A new physical connection matrix building method is proposed.
  • The method is tested on the IEEE 69-bus as a balanced network and the IEEE 123-bus as a very unbalanced system.


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