Heidarali Shayanfar

Heidarali Shayanfar
Iran University of Science and Technology · Centre of Excellence for Power System Automation and Operation, College of ELectrical Engineerig.

About

286
Publications
36,767
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5,881
Citations
Citations since 2017
9 Research Items
2967 Citations
20172018201920202021202220230100200300400500
20172018201920202021202220230100200300400500
20172018201920202021202220230100200300400500
20172018201920202021202220230100200300400500

Publications

Publications (286)
Chapter
Multi-distributed generation and compensators are one of the practical ways to improve the performance of power network. Although each of these devices increases the efficiency of distribution system, the combination of DG and compensator can be more useful. So in this study, the performance of capacitor bank (as traditional compensator) and DSTATC...
Article
Full-text available
This paper presents the application of information gap decision theory (IGDT) to deal with uncertainties associated with load forecasting in dynamic, environment constrained, coordinated generation and transmission expansion planning. Traditionally, the gaseous emissions are constrained over the whole system. Conventional methods cannot guarantee a...
Conference Paper
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In this paper, a fuzzy-PID controller is proposed for load frequency control (LFC) of an islalated multi-microgrid. Parameters of the proposed fuzzy PID controller are optimally tuned using NSGA-II algorithm to minimize overshoot, settling time and integral square error over a wide-range of load variations. Also, the performance of the proposed con...
Chapter
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The validated Particle Swarm Optimization (PSO) search and optimization techniques based on dynamic error scaling of the weightings Omega and Delta in speed and position equations are presented in this chapter. The dynamic scaled/corrective action is based on a judicious selection of the error and its rate as well. That ensures efficient search and...
Conference Paper
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In this thesis, the performance of charger controllers of an administrative building are being studied in order to minimize the operational cost of the building. In this program, the building is connected to grid and uses PVs in addition to supply the needed power. On the other hand, V2G ability of EVs are used in order to optimize the power of the...
Conference Paper
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Independent system operators in restructured power system are utilizing system security in their operation planning. This papers presents more efficient solution method that consider the security constraint unit commitment problem for 24 hour. We develop a dynamic programming with linearizing fuel function for a AC system. We implement our solution...
Article
In this study, a stochastic programming model is proposed to optimize the performance of a smart micro-grid in a short term to minimize operating costs and emissions with renewable sources. In order to achieve an accurate model, the use of a probability density function to predict the wind speed and solar irradiance is proposed. On the other hand,...
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This paper presents a mixed-integer linear robust multiobjective model for the expansion planning of an electric power system. An information-gap decision theory-based framework is proposed to take into account the uncertainties in electrical demand and new power system elements prices. The model is intended to increase the power system resistance...
Article
This study suggests a novel and mathematical dynamic index for greatest coordinated control of Pulse Width Modulation based AC link Series Compensator (PWMSC) and Power System Stabilizers (PSS) in multi-machine networks. The planned new dynamic index is developed as a fitness function to reinforce the oscillations damping under totally different lo...
Article
During the last decade, renewable technology based microgrid (MG) has attracted considerable attention as a higher efficiency and reliable resources of hybrid energy system (HES). In this work, wind turbine (WT), solar photovoltaic (PV) arrays and storage batteries (SB) are handled to make the HES which may be optimal with regards to multiple const...
Conference Paper
Full-text available
In this paper, a powerful optimization algorithm is used for optimal tuning of different types of PSS to stabilize a synchronous machine connected to an infinite bus. The robustness of each controller has been evaluated via four different types of error criteria and the coefficients optimized by the Jaya algorithm which provides reasonable solution...
Article
The potential to schedule portion of the electricity demand in smart energy systems is clear as a significant opportunity to enhance the efficiency of the grids. Demand response is one of the new developments in the field of electricity which is meant to engage consumers in improving the energy consumption pattern. We used Teaching & Learning based...
Article
This paper presents a proper scenario-based method for hourly operation management of a Micro-Grid (MG) in a stochastic environment. The proposed method can model the uncertainty of the power produced by wind and solar resources, load demand and electricity market price simultaneously. In order to reduce the computational time of the problem, a Lin...
Article
This study proposes a new method for direct generation of synthetic wind power time series for a wind farm. The method combines the random nature of wind with the operational information of the wind turbines (i.e., failure and repair rates). It uses chronological or sequential Monte Carlo Simulation instead of non-sequential one due to its usefulne...
Article
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This study presents a mixed integer linear multi-objective model based on information gap decision theory, which is used to solve coordinated multiyear generation and transmission expansion planning problems. The model maximises the robustness of each uncertain parameter while a maximum allowable budget range is set. Fuel transportation price is co...
Article
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In this paper, a multi-objective energy management system is proposed in order to optimize micro-grid (MG) performance in a short-term in the presence of Renewable Energy Sources (RESs) for wind and solar energy generation with a randomized natural behavior. Considering the existence of different types of customers including residential, commercial...
Conference Paper
This paper presents a cooperative control which is applied to the secondary control of a microgrid controlled via a multi-agent scheme. Balancing power that leads to voltage and frequency stability in a microgrid is essential. The voltage and frequency regulations are limiting within the specified limits and conveying them to their nominal values....
Conference Paper
This paper presents a control scheme for the photovoltaic microgrids and uses secondary control for stability improvement. The test Microgrid includes both dispatchable and non-dispatchable energy sources. The well-known P-ω and Q-E droop is used for active and reactive power sharing, respectively. The photovoltaic as a non-dispatchable source uses...
Conference Paper
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The main purpose of this paper is to design an optimal PID controller for frequency stabilization in an isolated wind-diesel power system. Optimal tuning of PID controller, formulated as an optimization problem and solved using Krill Herd (KH) algorithm. In order to prove the performance of proposed method, simulation carried out in four cases, ste...
Conference Paper
In this paper, an approach is proposed for planning distribution networks in which the placement of distribution transformer is optimally planned. The size, number, and placement of distribution transformers are optimally determined in order to improve system reliability and to minimize the losses under load growth. An objective function is constit...
Article
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Evaluation of the reliability parameters in micro-grids based on renewable energy sources is one of the main problems that are investigated in this paper. Renewable energy sources such as solar and wind energy, battery as an energy storage system and fuel cell as a backup system are used to provide power to the electrical loads of the micro-grid. L...
Article
The reliability of energy distribution is not usually considered in the planning of LV (low voltage) networks. However, the reliability cost has increased because of the appearance of the penalty schemes for the customer energy outage. In this paper, an approach is proposed for the planning of the LV distribution networks in which the distribution...
Article
Phasor Measurement Units (PMUs) are in growing attention in recent power systems because of their paramount abilities in state estimation. PMUs are placed in existing power systems where there are already installed conventional measurements, which can be helpful if they are considered in PMU optimal placement. In this paper, a method is proposed fo...
Article
In this paper a mono-loop discrete time sigma-delta modulator of order 2 is designed and implemented. The major aim of the design is to decrease the power consumption. To attain this goal this paper attempts to optimize the high power characteristic of the OTA modulators. Using an appropriate design and taking the power of biasing sources into acco...
Article
In this report a methodology is presented for design of a special 32-bit 64-point processor to implement the OFDM in local wireless networks with IEEE standard 800.11a. In this FFT/IFFT, instead of direct approach, the shifter and adder is used for multiplier; thereby, it yields a major reduction in power area. In this processor a memory bank with...
Article
This paper deals with the stability analysis of a rotary power flow controller (RPFC). RPFC is a newly presented flexible alternating current transmission system device based on the rotary phase shifting transformer (RPST) configuration. This device comprises a shunt and a series transformer and two RPSTs. In this paper, a linear model is developed...
Article
This paper presents a systematic process for designing a damping controller for pulse width modulated series compensator (PWMSC) to improve the angular stability of a multi-machine power system. The proposed controller is robust and tuned by satisfying the multiple H 1 performance criteria to stabilize the system at multiple operating conditions. T...
Article
This paper comments on “Resource scheduling under uncertainty in a smart grid with renewables and plug-in vehicles” by [A. Y Saber and G. K. Venayagamoorthy]. There are several computational aspects in this paper that can be made more accurate with respect to the presented formulation and final results. Moreover, the conclusion of this paper contai...
Article
Pulse Width modulated based Series Compensator (PWMSC), a newly FACTS device, can modulate the impedance of a transmission line through the variation of the duty cycle of a train of pulses with fixed frequency, resulting in improvement of system performance. In this study, a current injection model of PWMSC is proposed and incorporated in the trans...
Article
Transmission congestion management is a vital task in electricity markets. Series FACTS devices can be used as effective tools to relieve congestion mostly employing Optimal Power Flow based methods, in which total cost as the objective function is minimized. However, power system stability may be deteriorated after relieving congestion using tradi...
Article
Full-text available
This paper proposes a method for extending the ability of Rotary Power Flow Controller (RPFC) using tap-changer of the RPFC's transformers. A detailed model of the device is presented to analyze the effects of the tap changer operation on the performance of the RPFC. To evaluate the results, the RPFC model is simulated using PSCAD/EMTDC software. D...
Article
This paper presents a stochastic reactive power market which incorporates plug-in hybrid electric vehicles (PHEVs) in the reactive power market. The uncertainty of PHEVs as well as synchronous generators in the form of system contingencies are explicitly considered in the stochastic market-clearing scheme. The capability curve of PHEV is extracted...
Article
This paper describes the theory and modeling technique of a novel controller based on PWM-based series compensator (PWMSC) with AC link. This is a new flexible AC transmission systems device for power flow control of transmission line and damping of low-frequency oscillations. The paper demonstrates the basic module, steady state operation, mathema...
Article
Full-text available
This paper presents the application of Mixed-Integer Programming (MIP) approach for solving the Stochastic Security-Constrained Daily Hydrothermal Generation Scheduling (SCDHGS). The power system uncertainties including generating units and branches contingencies and load uncertainty are explicitly considered in the stochastic programming of SCDHG...
Article
This paper presents the application of Mixed-Integer Programming (MIP) approach for solving Daily Hydrothermal Generation Scheduling (DHGS). In restructured power systems, Independent System Operators (ISOs) execute Security-Constrained Unit Commitment (SCUC) program to plan a secure and economical hourly generation schedule for daily/weekly-ahead...
Article
Phasor measurement units (PMUs) have made it possible to observe and control wide-area power systems. In this paper, a new redundant observability method as a mixed-integer linear programming (MILP) is presented for optimal PMU placement. Redundant observation of buses enhances measurement reliability. The proposed method improves observability red...
Article
The paper introduces a new flexible alternating current transmission systems (FACTS) controller based on pulse width modulated series compensator (PWMSC) for damping inter-area oscillations in power systems. The PWMSC can modulate the impedance of a transmission line through the variation of the duty cycle of AC link. The main purpose of this work...
Article
This paper describes a novel structure for single phase Unified Power Quality Conditioner-Distributed Generation (UPQC-DG) with direct grid connected DC-AC converter for low DC output DG systems which can be used not only for compensation of power quality problems but also for supplying of load power partly. This converter has been composed of one...
Article
This paper proposes a new approach for optimal placement of PWM based Series Compensator (PWMSC) in large power systems. The proposed approach is based on the Selective Modal Analysis (SMA) and dynamics index to damp out the inter-area oscillation modes. For this reason, first, SMA is used to calculate the low frequency modes of oscillation, and th...
Article
SUMMARY The work reported in this paper adds damping to the inter-area mode of oscillation in a power system with relatively high penetration of wind power, by modulating active power output of the permanent magnet synchronous generator wind turbines (PMSG-WTs) using local information. The dc-link voltage of the voltage source converter is used as...
Article
In this paper, a new approach based on Imperialist Competitive Algorithm (ICA) is proposed to tune the optimal parameters of the Power System Stabilizers (PSSs) to damp the low-frequency oscillations in a multi-machine power system. The paper uses the ICA to address PSSs design problem so as to overcome the deficiency of traditional derivative-base...
Article
This paper presents the application of mixed-integer programming (MIP) approach for solving the hydro-thermal self scheduling (HTSS) problem of generating units. In the deregulated environment, the generation companies schedule their generators to maximize their profit while satisfying loads is not an obligation. The HTSS is a high dimensional mixe...
Conference Paper
One of the most important characteristics of power systems as dynamic plants is maintaining their stability when subjected to disturbances. Power System Stabilizers (PSSs) are the most used devices to damp Low Frequency Oscillations (LFO) and enhance power system dynamic stability due to their flexibility, easy implementation and low cost. This pap...
Article
In this paper electromechanical active filter which can be used as parallel compensator in power quality compensation area has been introduced theoretically. Algorithm and mathematical relations for the control of small synchronous generator as an electromechanical active filter have been presented, too. Power quality compensation in sag, swell, un...
Article
This paper develops a novel approach to model the Interline Power Flow Controller (IPFC) with the purpose of enhancing the power system dynamic stability. The dynamic behavior of the IPFC is modeled using a new and detailed current injection model. On the basis of designing a supplementary damping controller, the effectiveness of the proposed model...
Article
In this article, a multi-objective framework is proposed for reactive power market clearing with the presence of plug-in hybrid electric vehicles. The proposed multi-objective framework can concurrently optimize competing objective functions, including the total payment function of plug-in hybrid electric vehicles and generators and total grid loss...
Conference Paper
One major consideration with the design and use of distribution system, connectors and accompanying equipments assemblies in modern electronic systems is the Electromagnetic fields. One of the best ways to analyze of Electromagnetic Compatibility (EMC) is use of a software system with precise location that 3D or 2D position of equipment of a distri...
Conference Paper
A result of development of computer technology, geographic information systems (GIS) is now being used in the operation of power distribution systems. GIS is a special-purpose digital database in which a common spatial coordinate system is the primary means of reference. Comprehensive GIS require a means of: data input (from maps, satellites, surve...
Article
Voltage collapse phenomena are highly affected by the limits of Automatic Voltage Regulator (AVR) voltage that indirectly controls the amount of reactive power generation. Saturation of the limits of the AVR voltage of a unit may result in deterioration of voltage stability. In addition, in some cases when the power network is operating close to th...
Article
The power systems movement to the electricity industry restructuring circumstance is done with the purpose of deformation of this industry up to elimination of exclusion and fairy competition increment and freely accessing to transmission line. But the possibility of congestion creation in the transmission line could encounter market role makers wi...
Article
In this study, a new methodology based on the predictor-corrector method is introduced to trace the total system equilibrium of the power system model. This methodology considers the automatic voltage regulator voltage limit of all generation units and computes the loading margin associated with both saddle node bifurcation and saddle limit induced...
Article
This paper incorporates plug in hybrid electric vehicle (PHEV) in the reactive power market. The PHEV capability curve is first extracted considering the operation limit of PHEV. In order to offer price in the reactive power market, expected payment function (EPF) of PHEV is then proposed based on its capability curve. The reactive power market is...
Article
This paper presents a method for hydro-thermal self scheduling (HTSS) problem in a day-ahead joint energy and reserve market. The HTSS is modeled in the form of multiobjective framework to simultaneously maximize GENCOs profit and minimize emissions of thermal units. In the proposed model the valve loading effects which is a nonlinear problem by it...
Article
Inertia response is so important for the grid because it is the first reaction of the generator to the frequency disturbance in power system. Conventional synchronous generators have a high inertia response inherently. But, nowadays using wind power plants in power system has increased so that in some countries thermal generation stations are excha...
Conference Paper
Full-text available
In this paper a new Modified Invasive Weed Optimization is proposed to find a parameters of fuzzy PID controller as a stabilizer in multi-machine power system. Actually, IWO is a bio-inspired numerical algorithm which is inspired from weed colonization and motivated by a common phenomenon in agriculture that is colonization of invasive weeds. Also,...
Article
The paper addresses a multi objective power system optimization procedure to enhance the system dynamic stability margins. Thus, due to the strong capability of the Particle Swarm Optimization (PSO) methodology as an expert method in combing the optimal solutions, it is employed to solve the optimization problem with the purpose of robust design of...
Article
Full-text available
Congestion is a condition in power systems operation in which some transmission lines become fully loaded. This problem intervene considerable amount of extra cost and increase burdens of power market participants. To alleviate congestion, the operator of power system pays participants to modify their active power generation or consumer side demand...
Article
The design of large interconnected power systems to ensure stable operation under wide variety of disturbances is a complicated problem. In recent years, technologically developments in Flexible AC Transmission Systems or FACTS devices provided better performance in enhancing power system stability. This paper has provided a general description of...
Article
Full-text available
This paper presents payoff allocation for PSS control service in the restructured power systems. The method is based on cooperative game theory by using the Shapley value concept. Because of the complexity and difficulty associated with the system dynamic performance of the PSS to a financial cost, ITAE performance index is used to evaluate the con...
Article
This paper presents a robust decentralized Power System Stabilizer (PSS) based on Takagi-Sugeno Fuzzy PI (TSFPI) technique for damping power system low frequency oscillations. This newly proposed method is simple and easy to implement. The realistic power system is composed of subsystems that interact with each other. For decentralization, this pap...
Article
In recent years, global concerns about environmental issues and pollutant emissions have been incorporated into the optimal power flow frameworks used in electricity power markets. Therefore, the generation of participant generators in the power market is changed to fulfill new environmental requirements. While reducing emissions, these requirement...
Article
In this research a multi-objective Imperialist Competitive Algorithm (MOICA) is applied for Environmental and Economic Power Dispatch (EED) problem. Due to the environmental concerns that arise from the emissions produced via fossil-fueled electric power plants, the classical economic dispatch, which operates electric power systems so as to minimiz...
Conference Paper
A Firefly Algorithm (FA) based on Fuzzy PID controller is proposed in this paper to solve the Load Frequency Control (LFC) problem in a deregulated environment. In multi area electric power systems, if a large load is suddenly connected (or disconnected) to the system, or if a generating unit is suddenly disconnected by the protection equipment, th...
Conference Paper
Modern electrical energy networks as smart grids use green energy sources such as wind and solar power. One of the impacts of smart grids on distribution systems is power quality compensation. This paper describes a novel structure for single phase UPQC-DG (Unified Power Quality conditioner-Distributed Generation) for DC output DG systems which can...
Article
Full-text available
This paper presents a hybrid Proportional Integral Differential (PID) and Power System Stabilizer (PSS) controller based Artificial Bee Colony (ABC) techniques to damp low frequency oscillation. The recent studies in artificial intelligence demonstrated that the ABC optimization is strong intelligent method in complicated stability problems. The op...
Article
Full-text available
This paper addresses an Artificial Bee Colony (ABC) based method to search and find global solution on auction based dispatch algorithm in a deregulated power system. For this reason, the generation cost is replaced by seller's bidden cost function including not only the generation cost, but also the market strategy, which may become concave, where...
Article
In this paper, the parameters of PID controller are tuned by Gravitational Search Algorithm (GSA). The key idea of the proposed method is to use a new design PID controller of Hydro-turbine governing. The result of simulation are shown effectiveness of the proposed method and GSA algorithm for solve Hydro-turbine governing problem in different load...
Article
Control of power transmission and loss causes complications in the large power systems. Phase Shifter Transformers (PST) according to their capabilities can be appropriate devices for power controlling in the large power transmission systems. Various criteria such as decreasing of loss, saving of generator annual economic cost, improving system sta...
Article
This paper presents a Novel Fuzzified Multi Objective (MO) version of Honey Bee Mating Optimization (MOHBMO) approach for optimal tuning of linear parameters (such as the gain and time constant) and nonsmooth nonlinear parameters (such as saturation limits) of Power System Stabilizer (PSS). The problem of robustly tuning of PSS based SMIB design is...
Article
In this paper Imperialism Competitive Algorithm (ICA) is proposed to optimal placement of Distribution Generation (DG) in power system. The power distribution generation systems are necessary for consumers to achieve power with less price and best quality. In the other hand, they can help to the active power units in power system networks for syste...
Article
The Strength Pareto Gravitational Search Algorithm (SPGSA) to solve Economic Load Dispatch (ELD) is presents this paper with various generator constraints in power systems. The ELD problem in a power system is to determine the optimal combination of power outputs for all generating units which will minimize the total fuel cost while satisfying all...
Article
In this study, optimal tuning of the Thyristor Controlled Series Capacitor (TCSC) damping controller in a multi-machine power system is proposed using Theta-Particle Swarm Optimization (θ-PSO) technique. The design problem was converted to an optimization problem with the time domain-based objective function for a wide range of operating conditions...
Article
Full-text available
The Unified Power Quality Conditioner (UPQC) has composed of two back to back connected series and parallel Active Power Filters. It can be used in a power distribution network by unbalanced and distorted voltages and currents to provide balanced and sinusoidal source currents and load voltages. This paper proposes a fast reference signal generatio...
Article
An important issue in deregulated power systems is a provision of ancillary services. This paper presents a Mixed Integer Non-Linear Programming (MINLP) formulation for the provision of ancillary services (Automatic Generation Control or AGC, Spinning, Non-spinning and operational reserves) as well as the energy in simultaneous auctions by pool-bas...
Article
This paper investigates the use of wind farms equipped with direct- derive permanent magnet synchronous generators (PMSG-WTs) to damp inter-area oscillations in power systems with high wind power penetration. For this purpose this work addresses the use of a supplementary control loop to be added to the conventional vector control system of PMSG-WT...
Article
In this paper, a new multi-objective model for electricity market clearing, considering both voltage and dynamic security aspects of the power system, is proposed. The objective functions of the proposed model include offer cost, voltage stability margin (VSM) and corrected transient energy margin (CTEM). A new solution method incorporating the lex...
Article
This paper presents an optimal load shedding approach to enhance voltage stability employing a combination of the modal analysis and the Differential Evolution Algorithm (DEA). The proposed approach is organized as a multi-objective optimization problem which reveals the best location and the lowest level of load shedding for Special Protection Sys...
Conference Paper
An industrial plant, such as power systems, always contains parametric uncertainties. In the design of a controller the uncertainties have to be considered. Otherwise, if the real plant differs from the assumed plant model, a controller designed based on classical controller design approaches may not ensure the stability of the overall system. In t...