This paper aims to determine the optimal capacitors required for maximum output power of a single-phase self-excited induction generator (SEIG), using three-phase machine feeding inductive as well capacitive loads. The consists star-connected with three and load. algorithm, which gives directly values available, has been developed steady-state model SEIG sequential unconstrained minimization technique (SUMT). variations factor (pf) loads (both capacitive) speed have presented. voltage...

In this paper, an attempt has been made to comprehensively compare the two most commonly used distribution load flow (DISTFLOW) models for radial networks decide better of practical application. The paper also presents another novel method and demonstrates its superiority over said models. Results have obtained by considering sample networks, one consisting 33 buses other 70 buses.

This paper presents a method based on analytical approach for real power loss minimization of distribution networks by injecting the Distributed Generation (DG) operating at given factors. does not require calculation Zbus matrix, inverse Ybus matrix or Jacobean as well requires less computation time. The proposed is tested an IEEE 33-bus radial test system. results obtained this validate suitability and importance appropriate DG allocation in performance improvement.

This paper presents the transient analysis of a three-phase self-excited induction generator (SEIG) feeding single-phase inductive load with an Electronic Load Controller (ELC) used in stand-alone micro-hydro power generation employing uncontrolled turbines. A complete mathematical model total system has been developed. The dynamic SEIG using star-connected machine is developed based on stationary reference frame d-q axes theory, three capacitors connected series and parallel load. effect...

This paper presents a simple and direct approach based on eigenvalue sensitivity method to predict both minimum maximum values of capacitance required for self-excitation single-phase induction generator using three-phase winding. The consists star connected machine three capacitors in series parallel with resistive load. voltage regulation this is very small due the effect capacitors. Traditionally, capacitances self-excited (SEIG) were solved by high order non-linear polynomial equation...

Abstract This article presents a novel approach to determine the optimal capacitors for maximum power output of single-phase self-regulated self-excited induction generator (SEIG) using three-phase star connected machine. Single-phase at 230 V can be obtained suitable combination with 415 The consists machine and three in series parallel resistive load. voltage regulation this is very small due effect capacitors. In article, an algorithm has been developed determination steady-state model...

The Paper presents in-depth analysis of Feeder Reconfiguration (FR) 139 bus, 33 kV distribution system (Jaipur city, Rajasthan, India), by means Minimum Power Flow based Reduction (MPFR) technique. earliest model Jaipur city as Test is designed and simulated in Mi-Power software. FR the considered has been performed for three network configurations namely Existing System (ES), Base (BS) & Proposed Reconfigured (PRS). losses ES (which operated radially utility) are determined load flow...

This paper presents a methodology based on analytical approach to optimally allocate (site and size) the Distributed Generation (DG) units(s) in radial power distribution networks for minimizing real losses.The proposed method requires only results of base case load flow determine optimal size DG unit(s) required at each bus.For this, suitable expressions have been cause total minimum loss given network with their corresponding location(s).Two cases two scenarios comprising type number units...

The Paper presents study of 11 kV distribution network Jaipur city, with shunt capacitor placement at 11kV voltage level. In the current scenario utilities are managing expansion without planning capacitors. This paper provides an analysis losses in city by modeling present operating banks. model 260 bus is designed and reactive power requirement for constant load calculated from flow studies using Mi-power Software. proposed installation, calculating requirements real time existing system....

<p>In this paper, a novel analytical technique is proposed for optimal allocation of shunt capacitor bank in radial distribution system. An objective function formulated to determine the size, number and location real & reactive power loss reduction, voltage profile enhancement annual cost saving. A new constant, Power Voltage Sensitivity Constant (PVSC), has been here. The value PVSC constant decides candidate bus size. achievability method demonstrated on IEEE-69 system...

In present power system structure, large capacity thermal plants have been installed at remote locations from load centers. The generation to centers is transmitted through long EHV transmission lines & number of substations various voltage levels are required for step down the power. This extended corridor acquired chunk land raised issues related angle stability, low reliability, high expenses in terms repair maintenance. growth Distributed Generation network most essential drift trade....

This paper presents the analysis of transient behavior a single-phase self-excited induction generator (SEIG) using three-phase machine feeding inductive load. scheme has improved voltage regulation. Moreover, since star-connected stator winding is employed, waveform output becomes sinusoidal. The dynamic model SEIG developed based on stationary reference frame d-q axes theory, with three capacitors connected in series and parallel effect cross-saturation also incorporated model. Simulated...

This paper presents the voltage build-up process and terminal control of a stand-alone self-excited induction generator (SEIG) using direct vector (DVC) technique under variable speeds different types load. Here, three-phase SEIG is excited by pulse-width modulated source inverter (PWM-VSI) connected to single-capacitor on DC side with start-up battery. The limitation having poor regulation, which occurs change in speed load condition. Hence, there should be system that keeps bus constant...

Traditional irrigation system in developing countries led to disorganized growth agricultural load which is creating stress on grid by increasing losses. Therefore, reduce the effective peak loads of annual seasons 11 kV rural feeders emanating from Jaipur city_Dis-com, having 33 sub-station named as Jamwa-Ramgarh selected for study. Test a model two hundred & thirty bus network planned per actual connection topology. Case study carried GSS encircling 230 estimating and fulfilling VAR...

Power system extends from generation to large distance load end, losses will be there in transmission & distribution section. This paper discusses the effect of capacitor placement, optimum voltage setting generators, dispatch active power and SVC placement on other technical parameters. IEEE 14 Bus has been designed as test model Mipower software. Separate case studies with individual integrated applications are applied one after other. Results have organized for different considerations....

This paper presents the transient behavior of a single-phase self-excited induction generator (SEIG) supplying dynamic load i.e. motor. The consists three-phase star connected machine with three capacitors and motor load. models SEIG have been developed based on stationary reference frame d-q axes theory equations excitation are described by abc model. Heavy transients occur during switching system becomes unstable. use damping resistors across series is proposed to damp out for stable...

The Paper presents study of 11 kV rural feeder emanating from Jaipur Discom, Jamwa Ramgarh 33 GSS. haphazard growth in agricultural load these areas resulted high transmission losses. Rampura having 230 Buses has been electrical modeled using Mi-Power Software. flow performed to assess the loss, loading lines, Distribution transformers and voltage at various points feeder. proposed model is designed with capacitor installation considering reactive power requirements real time existing...