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The Non-Linear Regression - the Levenberg- Marquardt Algorithm for Assumption the Energy Losses of Hydraulic Transport in a Case of the Mine Trepca
(Thermal Science, 2019)The main problem of hydraulic transport is the resistance generated during the mixture transport through the pipe-line. Testing the flow characteristics of mixtures, shown in this paper, are based on the principles of ... -
Nonlinear superharmonic resonance analysis of a nonlocal beam on a fractional visco-Pasternak foundation
(Proceedings of the Institution of Mechanical Engineers. Part C: Journal of Mechanical Engineering Science, 2020-07)This paper investigates the dynamic behaviour of a geometrically nonlinear nanobeam resting on the fractional visco-Pasternak foundation and subjected to dynamic axial and transverse loads. The fractional-order governing ... -
Nonlinear Vibration of a Nonlocal Functionally Graded Beam on Fractional Visco-Pasternak Foundation
(Nonlinear Dynamics, 2022)This paper investigates the nonlinear dynamic behavior of a nonlocal functionally graded Euler–Bernoulli beam resting on a fractional visco-Pasternak foundation and subjected to harmonic loads. The proposed model captures ... -
Novel 4-ferrocenyl-8-(phenylthio)-1,2,3,4-tetrahydroquinoline: Design, synthesis and spectral characterization
(The University Thought - Publication in Natural Sciences, 2019)Herein, we report design, synthesis and spectral characterization of novel 4-ferrocenyl-8-(phenylthio)-1,2,3,4-tetrahydroquinoline. Desired synthesis was achieved in three reaction steps, with a good overall yield (67%). ... -
A Novel Procedure for Quick Design of Off-Grid PV Water Pumping Systems for Irrigation
(Elektronika ir Elektrotechnika, 2021-03)It is known that meteorological variables from meteorological online services can be used for the design of photovoltaic (PV) water pumping systems for irrigation. The software LORENTZ COMPASS in such a manner uses as ... -
Numerical investigation on the convective heat transfer in a spiral coil with radiant heating
The objective of this study was to numerically investigate the heat transfer in spiral coil tube in the laminar, transitional, and turbulent flow regimes. The Archimedean spiral coil was exposed to radiant heating and ... -
Object-oriented modeling approach of universal education software
(Computer Applications in Engineering Education, 2018-01)Since learning process could be very challenging task for scholars in this article an attempt to analyze and model a universal education software (UES) was made. The software was modeled from beginning of the life cycle ... -
Optical inspection of cutting parts by 3D scanning
(Physica A: Statistical Mechanics and its Applications, 2019-10)In this paper was presented 3D scanning application of dimensional inspection of parts obtained by cutting process. The dimensional and geometric deviations of cylindrical shoots of aluminum alloy parts, machined by applying ... -
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 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 ... -
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 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 ... -
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 ... -
Optimising the thermal environment and the ampacity of underground power cables using the gravitational search algorithm
(The Institution of Engineering and Technology, 2018-01)This study takes into consideration a problem that commonly occurs at the design stage of underground cable lines and that relates to the manner of determining the optimal values for dimensions of cable trench and bedding, ... -
Optimization and kinetic modeling of waste lard methanolysis in a continuous reciprocating plate reactor
(Chinese Journal of Chemical Engineering, 2019-10)Continuous biodiesel production from a waste pig-roasting lard, methanol and KOH was carried out in a reciprocating plate reactor (RPR) using a factorial design containing three process factors, namely methanol/lard molar ... -
OPTIMIZATION OF ULTRASONICALLY ASSISTED ADSORPTION OF Cu(II) ON CARBONIZED AND ACTIVATED WALNUT SHELLS
(Facta Universitatis Series Working and Living Environmental Protection, 2018-11)The effects of ultrasound (US) on the adsorption process of Cu(II) on granulated activated carbon (GAC), produced by walnut shells, was studied in this paper. Equilibrium results of the adsorption process are tested by ... -
Performance Analysis of an IEEE 802.15.4 Network Operating Under κ–μ Fading, Interference and AWGN
(Iranian Journal of Science and Technology - Transactions of Electrical Engineering, 2020-03)IEEE 802.15.4 standard is widely used in the field of low-power, low-cost and low-bit rate communications. In this paper, we analyze performance of an IEEE 802.15.4 network operating in 2450 MHz ISM (Industry, Science and ... -
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 ... -
Poređenje uticaja konstantne i promenljive bitske brzine na broj tv kanala kod Dvb-t2 standarda
(SINTEZA, 2018)U ovom radu je izvršena analiza uticaja modulacionih šema i kodnog količnika na broj TV kanala u jednom UHF kanalu primenom DVB-T2 standarda. Najpre je korišćenjem DVB kalkulatora određena bitska brzina jednog UHF kanala ... -
Potential of adaptive neuro-fuzzy methodology for investigation of heat transfer enhancement of a minichannel heat sink
(Physica A: Statistical Mechanics and its Applications, 2019-06)In this paper, the potential of adaptive neuro fuzzy inference system (ANFIS) was appraised for investigation of thermal performances of a minichannel heat sink for cooling of electronics using nanofluid coolant instead ...