Факултет техничких наука: Recent submissions
Prikaz rezultata 101-120 od 131
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Modelling of hydrochemical and hydromechanical parameters’ synergism in the process of solid deposit creation in geothermal and other hard waters
(Journal of the Serbian Chemical Society, 2018-01)This paper presents the experimental research results, regarding the effect of hydromechanical parameters and based on the relative reduction of the starting hardness of geothermal water of Sijarinska Banja and Niška Banja ... -
Proračun tokova snaga u distributivnim mrežama u prisustvu viših harmonika
(17th International Symposium INFOTEH-JAHORINA, 2018-03)U okviru ovog rada prikazani su rezultati proračuna tokova snaga u prisustvu naponskih i strujnih harmonika u distributivnim mrežama, dobijeni na osnovu raspregnutog harmonijskog postupka. Postupak je primenjen na dva ... -
Power flow in radial distribution systems in the presence of harmonics
(IJEEC - INTERNATIONAL JOURNAL OF ELECTRICAL ENGINEERING AND COMPUTING, 2019-03)This paper presents the results of power flow calculations in the presence of harmonics in radial distribution systemsobtained using the decoupled harmonic power flow (DHPF) algorithm. In this algorithm, the interaction ... -
OPTIMAL DISTRIBUTED GENERATION ALLOCATION IN DISTRIBUTION SYSTEMS WITH NON-LINEAR LOADS USING A NEW HYBRID META-HEURISTIC ALGORITHM
(B&H Electrical Engineering, 2019)This paper presents a new hybrid meta-heuristic algorithm based on the Phasor Particle Swarm Optimization (PPSO) and Gravitational Search Algorithm (GSA) for optimal allocation of distributed generation (DG) in distribution ... -
Optimal Placement and Sizing of Shunt Capacitors in Distorted Distribution Systems Using a Hybrid Algorithm
(Serbian Journal of Electrical Engineering, 2021-02)In this paper, a novel hybrid phasor particle swarm optimization and gravitational search algorithm, namely the hybrid PPSOGSA algorithm, is proposed to find the optimal size and location of shunt capacitors in distribution ... -
Solving combined economic emission dispatch problem using Adaptive Wind Driven Optimization
(Turkish Journal of Electrical Engineering and Computer Sciences, 2018-03)In this paper, the adaptive wind driven optimization (AWDO) algorithm is applied for solving the combined economic emission dispatch (CEED) problem. AWDO is one of the newest hybrid algorithms, which optimizes the selection ... -
Experimental Comparisons of Metaheuristic Algorithms in Solving Combined Economic Emission Dispatch Problem Using Parametric and Non-Parametric Tests
(Applied Artificial Intelligence, 2018-08-20)In this paper, the parametric and non-parametric statistical tests are applied for comparisons of metaheuristic algorithms’ (MAs) behavior in solving Combined Economic Emission Dispatch (CEED) problem. In the last years, ... -
A backward/forward sweep power flow method for harmonic polluted radial distribution systems with distributed generation units
(International Transactions on Electrical Energy Systems, 2020)This paper presents a Backward/Forward Sweep (BFS) power flow method in the frequency domain for the analysis of the harmonic distortion in radial distribution systems with distributed generation (DG) units. A detailed ... -
Optimal placement and sizing of renewable distributed generation using hybrid metaheuristic algorithm
(Journal of Modern Power Systems and Clean Energy, 2020-05)The problem of optimal placement and sizing (OPS) of renewable distributed generation (RDG) is followed by numerous technical, economical, geographical, and ecological constraints. In this paper, it is investigated from ... -
Optimal Placement and Sizing of Inverter-Based Distributed Generation Units and Shunt Capacitors in Distorted Distribution Systems Using a Hybrid Phasor Particle Swarm Optimization and Gravitational Search Algorithm
(Electric Power Components and Systems, 2020-08)In this paper, a novel hybrid population-based meta-heuristic algorithm, called the hybrid Phasor Particle Swarm Optimization and Gravitational Search Algorithm (PPSOGSA), is proposed to solve the problem of optimal placement ... -
A Hybrid PPSOGSA Algorithm for Optimal Volt/VAr/THDv Control in Distorted Radial Distribution Systems
(Applied Artificial Intelligence, 2021)This paper presents a new hybrid PPSOGSA algorithm based on the phasor particle swarm optimization (PPSO) and gravitational search algorithm (GSA) for solving the Volt/VAr/THDv control optimization problem in radial ... -
Voltage regulation in LV distribution networks with PV generation and battery storage
(Journal of ELECTRICAL ENGINEERING, 2021-12-22)High penetration of photovoltaic (PV) generation in low voltage (LV) distribution networks can leads some power quality problems. One of the most important issues in this regard is the impermissible voltage deviation in ... -
The effect of aging of surface non-metallic coatings on the ampacity of medium voltage rectangular bus bars
(The 7th Virtual International Conference on Science, Technology and Management in Energy (eNergetics 2021), 2021-12)There are two major types of non-metallic coatings for bus bars: oil-and epoxy-based coatings. The oil-based coatings have a limited lifespan of a few years, while the epoxy-based ones have a lifespan of over ten years. ... -
Optimal power flow and prices in the electricity market using the hybrid PPSOGSA algorithm
(Conference: International Scientific Conference “UNITECH 2020” – Gabrovo, 2020-11)In this paper, the PPSOGSA algorithm is proposed to optimize the nodal prices and power flows transacted between the tiers of the supply chain (SC) in a deregulated electricity market. The hybrid PPSOGSA algorithm is a ... -
Phasor particle swarm optimization for solving problem of pricing in electricity market
(Conference: International Scientific Conference “UNITECH 2021” – Gabrovo, 2021-11)Minimization of fuel costs in thermal power plants by adjusting electric power outputs from generators represents important problem in power system operation and control. This problem affects also merit order and pricing ... -
The effect of solar radiation on the ampacity of an underground cable with XLPE insulation
(The 4th Virtual International Conference on Science, Technology and Management in Energy (eNergetics 2018), 2018-10)The main purpose of this paper is to quantify the thermal effect of solar radiation on the ampacity of a low voltage underground cable with cross-linked polyethylene (XLPE) insulation. The quantification was performed for ... -
A review on new methods for increasing the ampacity of underground power cables: Cool and photovoltaic pavements
(The 6th International Conference on Renewable Electrical Power Sources (6th ICREPS), Belgrade, Serbia, 2018-10)The introduction of cool and photovoltaic pavements in underground power cable engineering can contribute to reducing global warming and our dependency on fossil fuels. In this case, a cool or photovoltaic pavement would ... -
Increasing the ampacity of underground power cables by an application of photovoltaic pavements," The 6th International Conference on Renewable Electrical Power Sources
(The 6th International Conference on Renewable Electrical Power Sources "6th ICREPS", 2018-10)This article shows that a significant increase in the ampacity of an underground cable line can be achieved, if a photovoltaic pavement in combination with a ventilation channel is applied along the entire length of the ... -
Increasing the ampacity of underground cable lines by optimising the thermal environment and design parameters for cable crossings
(IET Generation, Transmission & Distribution, 2022-02-28)The problem of optimising the thermal environment and design parameters of under-ground cable lines for cable crossings with the aim of increasing the ampacities of cablesis considered in this paper. Particle swarm ... -
Thermal aging management for electricity distribution networks: FEM-based qualification of underground power cables
(Thermal Science, 2022-03)It is well-known that there is no PLAN-DO-CHECK-ACT (PDCA) approach that is used by electricity distribution network operators and asset managers of power cable systems. Accordingly, this paper proposes a novel application ...