Kanungo Mohanty

Kanungo Mohanty
National Institute of Technology Rourkela | NITR · Department of Electrical Engineering (EE)

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165
Publications
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Introduction

Publications

Publications (165)
Conference Paper
Full-text available
This paper highlights a study of Solar Photo-Voltaic (PV) energy system from the environmental impact analysis and its effects point of view and the enhancement factors affecting the Solar Photovoltaic (PV) module by the tilt angles variation on power output of MPPT and dust accumulation on solar PV panel. The Efficiency of solar PV energy system f...
Article
This paper proposes a hybrid technique to recover the efficiency of solar photovoltaic (PV) energy system from the environmental impacts. The proposed technique is the combination of both sparrow search algorithm and gradient boosting decision tree; thus it is named SSA-GBDT method. The purpose of the proposed technique is to improve the efficiency...
Article
This paper proposes a hybrid approach to improve the performance of photovoltaic (PV) system and track the maximum system power. The proposed hybrid approach is the combination of Tunicate Swarm algorithm (TSA) and Radial Basis Function Neural Network (RBFNN), hence it is called TSA-RBFNN. The main contribution of this paper is to “achieve the best...
Article
Full-text available
Partial shading (PS) is a major challenge faced by photovoltaic (PV) arrays invoking mismatch loss (ML). In this paper, the effect of PS on PV array performance is analyzed through experimental results and MATLAB simulation. The effect of PS on PV characteristics is investigated in two conditions. In condition one, modules are not coupled with bypa...
Article
This article articulates the frequency control in an isolated microgrid (MG) under a centralized secondary controller. The penetration of distributed generators (DGs) which are weather dependant, and some of them are inertia less cause the instability in the MG. Besides this, unusual/abrupt load change, communication delay, and parameter change unc...
Article
This paper develops a neural network-based discrete predictive direct torque and flux control (NNPDTFC) for induction motor drive with the space vector modulation (SVM) technique. Moreover, this SVM technique with NNPDTFC is implemented to activate the inverter in the two-level operation and the performance is compared with the conventional PI dire...
Chapter
Full-text available
In this study, a novel PWM scheme based on a trapezoidal triangular carrier (TTC) is proposed. A 17-level H-bridge inverter is implemented using TTC PWM and compared with other different kinds of carrier-based pulse width modulation scheme for enhancing the performance. Different carriers-based PWM scheme such as level-shift carrier-based (LS) PWM...
Chapter
The objective of this paper puts forth the frequency regulation in the wake of load perturbation in a two-area microgrid in the presence of a classical fractional order controller. In this proposed model, various conventional and non-conventional sources are integrated. Sporadic nature of natural sources such as inconsistent wind speed, variant sol...
Chapter
This paper discusses the design of a fuel cell system operated hybrid sliding mode based simplified neuro-fuzzy control (NFC) for feedback linearized induction motor (IM) drive. The proposed sliding mode simplified NFC (SMSNFC) with intuitive feedback linearization (FBL) extensively reduces torque ripple and gives optimal performance. This proposed...
Chapter
This paper focuses on the space vector modulation (SVM) strategy applied to direct torque control (DTC) to overcome the high ripples content in torque and improve the speed response using hybrid fuzzy-PI controller. A key feature of DTC is its ability to control electromagnetic torque in direct by proper selection of voltage vectors. In DTC-SVM, th...
Article
This paper develops a sliding-mode based simplified structure of neuro-fuzzy speed and torque compensator incorporated with an induction motor (IM) drive deploying feedback linearization (FBL). The intuitive linearization technique with the proposed simplified structure neuro-fuzzy sliding-mode control (NFSMC) considerably improves the torque and s...
Article
This paper presents a modified topology for asymmetric modular multilevel inverter as a fundamental block. It consists of eight switches (including six bidirectional-conducting unidirectional-blocking switches and two bidirectional-conducting bidirectional-blocking switches) and four DC sources with unequal magnitudes, which generates 13-level outp...
Article
This paper proposes a novel parameter estimation technique for photovoltaic (PV) module considering grey wolf optimization (GWO). Manufacturer data sheet of PV module does not provide all essential parameters of PV module for modelling. Therefore for accurate modelling of PV module, an efficient parameter estimation technique is necessary to estima...
Article
The estimation of capacity values of unconventional sources like solar and wind is quite difficult due to their intermittent nature. Mainly reliability‐based methods are generally followed to calculate the capacity values. Intermittent solar power cannot be clubbed directly in the process of reliability calculation. Solar power is generally taken a...
Article
Purpose This study aims to propose a modified topology for an asymmetric multilevel inverter as a basic module that generates 13-level output voltage waveform. The basic module consists of eight switches (unidirectional and bidirectional switch) and four DC voltage sources with unequal magnitudes. The proposed topology reduces the number of switch...
Article
This article investigates a modified circuit for multilevel converter based on cascaded basic units. The proposed circuit can be operated in both symmetrical and asymmetrical source configuration. The magnitudes of two dc source in basic units can be adopted for symmetrical and asymmetrical configuration. In the symmetrical configuration, the magni...
Article
Full-text available
Electrical power demand is increasing cumulatively with the increase in population. Economic and environmental impacts restrict the expansion of conventional generation but prompting for intermittent wind sources due to its economic and environmental benefits. But the average capacity value of the wind power is not the same as that of the same rate...
Article
This paper introduces a grid voltage sensorless control scheme using damped resonant compensator for single phase grid interactive inverter interfacing renewable energy-based distributed generation plants with the grid. Elimination of grid voltage sensor reduces the cost and enhances the system reliability. A delay compensated model predictive curr...
Article
Full-text available
In this study, a novel modular configuration for symmetrical multilevel inverter is proposed. The proposed topology consists of basic unit cells which are enclosed by series connected six power semiconductor switches. In contrast with contemporary topologies, the proposed topology offers same voltage level with a lower number of power switches ther...
Article
In present day scenario, the focus is reallocating towards integration of small and medium scale power plants based on renewable energy sources into the power distribution system. Solar is the fastest growing form of renewable energy and a single phase voltage source inverter is used to interface photovoltaic based plants with the distribution syst...
Article
Purpose To evaluate the suitability and robustness of sliding mode controller for maintaining flat voltage profile at the load bus of two different micro-grid systems using STATCOM. Design/methodology/approach Two micro-grid systems are dynamically modeled and simulated using Matlab/Simulink. The first micro-grid has a single diesel engine drive...
Article
Purpose To demonstrate the efficacy of fuzzy logic controller over PI and sliding mode controller for maintaining flat voltage profile at the load bus of a single generator based micro-grid system using STATCOM. Design/methodology/approach A STATCOM is utilized to improve the voltage profile of the load bus. The performance of the STATCOM is eva...
Article
This paper employs an intuitive feedback linearization (FBL) controlled induction motor (IM) drive incorporated with the modified neuro-fuzzy sliding-mode control (NFSMC) based speed and torque compensators. The proposed method substantially reduces the torque and speed chattering with the optimal drive performance under system uncertainties and di...
Article
Full-text available
Purpose This paper aims to propose a simple, derivative-free novel method named as Nelder–Mead optimization algorithm to estimate the unknown parameters of the photovoltaic (PV) module considering the environmental conditions. Design/methodology/approach At a particular temperature and irradiation, experimental current-voltage (I-V) and power-vo...
Article
Purpose The purpose of this paper is to show the effect of randomness of wind speed on the capacity value estimation of wind power. Three methods that incorporate hourly wind speed have been evaluated. Design/methodology/approach Wind speed is simulated using autoregressive moving average method and is included in the calculation of reliability...
Article
This paper presents a concise and an organized review of various maximum power point tracking (MPPT) algorithms implemented in the photovoltaic (PV) generation system useable under partial shading condition. Various algorithms, PV modeling techniques, PV array configurations and controller topologies have been widely explored till date. But, every...
Article
A simple modified version of neuro-fuzzy controller (NFC) method based on single-input, reduced membership function in conjunction with an intuitive flux–speed decoupled feedback linearization (FBL) approach of induction motor (IM) model is presented in this paper. The proposed NFC with FBL remarkably suppresses the torque and speed ripple and show...
Article
In this paper, a high performance single-phase modified bridgeless AC–DC converter with reduced switch voltage stress for power factor correction (PFC) is introduced. The proposed converter is based on a single-ended primary-inductance converter (SEPIC) to meet the demands of PFC to unity and output voltage regulation. To reduce the number of compo...
Article
In this paper, impacts of renewable sources on the adequacy of a 2 area system are presented. Integration of popular renewable sources like photovoltaic (PV) and wind is forcing the operational planner to operate differently. Here, an effort has been made to propose some planning scenarios for 2 area system on the basis of renewable sources integra...
Article
This article focuses on the design and implementation of a hybrid fuel cell supply system to deliver the power demanded by the feedback linearization (FBL) based induction motor (IM) drive. The proposed modified simple hybrid neuro-fuzzy sliding-mode control (NFSMC) with intuitive FBL substantially reduces torque chattering and improves speed respo...
Article
Full-text available
Photovoltaic (PV) module parameters act an important task in PV system design and simulation. Most popularly used single diode R<sub>sh</sub> model has five unknown electrical parameters such as series resistance (R<sub>se</sub>), shunt resistance (R<sub>sh</sub>), diode quality factor (a), photo-generated current (I<sub>pg</sub>) and dark saturati...
Article
Full-text available
This paper deals with the selection of dc-dc converter and control variable required to track the maximum power of photovoltaic (PV) array, to optimize the utilization of solar power. To reduce the maintenance cost and to simplify the model, the battery has not been used in the proposed PV system mainly used for cooking and heating applications. Si...
Article
Nowadays, multilevel inverters (MLI) are receiving remarkable attention due to salient features like less voltage stress on switches and low total harmonic distortion (THD) in output voltage. However, the required switch count increases with number of voltage levels. This paper presents a new topology for asymmetric multilevel inverter as a fundame...
Article
A variable speed wind energy conversion system, with squirrel cage induction generator, is reported in this paper. The induction generator is driven by a vertical axis wind turbine and feeds power to utility grid through two double side pulse width modulated converters connected between stator and grid. Fuzzy logic control is used to increase the e...
Article
This research paper introduces an outline of a simplified version of single-input neuro-fuzzy controller (NFC) method via a decoupling-controlled intuitive feedback linearization (FBL) approach of induction motor (IM) model. The proposed NFC with FBL extensively reduces the torque and speed ripple along with better performance enhancement. A simpli...
Article
Full-text available
In this paper grid-voltage oriented control of grid-side converter for wind power system is presented, which aims to optimize the performance of utility grid during transient conditions. To realize this objective, a digitally controlled inverter system is implemented which provides independent control of active and reactive power delivered to the g...
Conference Paper
Identification of renewable sources of energy as alternative sources for power generation has augmented the number of renewable energy based distributed generation plants being incorporated into the conventional power distribution system. The single phase voltage source inverter interfacing the distributed generation plant with the grid has to addr...
Article
Depletion of fossil fuel reserves has lead to identification of renewable sources of energy as alternative sources of energy for power generation. The photovoltaic plant is more prominent in present day scenario. The power electronic converters interfacing the photovoltaic generator with the grid gives rise to various power quality problems such as...
Article
Recognition of renewable energy sources as alternative sources for power generation has augmented the number of distributed generation plants being incorporated into the conventional power distribution system. The single phase voltage source inverter allying the distributed generation plant with the grid has to address various issues related to the...
Article
Full-text available
A grid connected doubly-fed induction generator (DFIG) system, driven by variable speed wind turbine is considered in this research to satisfy grid code requirements. Remaining grid synchronized and stable under voltage sag and voltage swell, obtaining power control through dc link voltage control, and providing unity power factor at grid terminals...
Conference Paper
This study presents a modular structure for multilevel inverter that operate in symmetric manner. The proposed modular multilevel inverter can generate staircase output voltage waveform that includes all voltage levels. The proposed multilevel inverter is compared with conventional cascaded multilevel inverter in terms of number of switches. Multic...
Conference Paper
In this paper a nested power-current-voltage control scheme is introduced for control of single phase power inverter, integrating small-scale renewable energy based power generator in a microgrid for both stand-alone and grid-connected modes. The interfacing power electronics converter raises various power quality issues such as current harmonics i...
Article
A grid connected doubly-fed induction generator (DFIG) system, driven by variable speed wind turbine is considered in this research to satisfy grid code requirements. Remaining grid synchronized and stable under voltage sag and voltage swell, obtaining power control through dc link voltage control, and providing unity power factor at grid terminals...
Conference Paper
In this paper is a combination of two different sources i.e. self excited induction generator based micro hydro system and a PV system form a micro-grid to feed power to a time varying local load in isolated mode. A 22 KW excited induction generator generates power from a constant power micro-hydro system. A PV array with a Battery Energy Storage S...
Article
In this study, a new configuration for cascaded voltage source multilevel inverter based on series connection of improved sub multilevel inverter module is presented. An algorithm is proposed to determine the magnitude of dc voltage source to generate a large number of output voltage levels with reduced device count. It is especially suitable for o...
Conference Paper
Full-text available
Solar photovoltaic (SPV) energy have become an attractive renewable energy source because it is freely available, need less maintenance and pollution free. Since characteristics of SPV module is nonlinear in nature and varies with environmental condition, to extract maximum power from the PV module appropriate maximum power point tracking (MPPT) al...
Article
Acknowledgement of renewable sources of energy as substitute energy sources for power production has expanded the number of distributed generation plants being incorporated into the conventional power distribution system. The single-phase voltage source inverter allying the photovoltaic plant with the grid has to address various issues identified w...
Article
Full-text available
As the distributed generation (DG) systems based on small hydro, wind turbine and solar energy etc., are intermittent power sources, the grid-connected inverter is employed as an interfacing device to maintain voltage at the point of common coupling (PCC) and power quality. If these systems are not well controlled then their connection to the utili...
Article
Full-text available
This research study displays a design of an adaptive neuro-fuzzy torque controller technique applied to induction motor drive via decoupling feedback linearization for enhancing the dynamic as well as the steady-state performance of induction motor drive. The decoupling controlled of induction motor is modeled by making the flux and torque decouple...
Conference Paper
This paper presents a design of a self-tuned adaptive neuro-fuzzy torque controller (NFTC) technique with reduced number of membership functions (MF) applied to a decoupling linearized induction motor (IM) drive for enhancing the performance. The decoupling controlled of IM is modeled by making the flux and torque decoupled and simulation is carrie...
Article
Full-text available
As the distributed generation (DG) systems based on small hydro, wind turbine and solar energy etc., are intermittent power sources, the grid-connected inverter is employed as an interfacing device to maintain voltage at the point of common coupling (PCC) and power quality. If these systems are not well controlled then their connection to the utili...
Article
Self-excited induction generators are mostly preferred in isolated areas to feed three-phase squirrel-cage induction motors for agricultural purposes to pump water. When the induction motor is connected to the self-excited induction generator without any voltage and frequency controller, it causes severe transients in the electrical and mechanical...
Conference Paper
This research paper proposed a real time study of hybrid series active power filter (HSAPF). This HSAPF provides compensation against current harmonics. The control of HSAPF, is based on Instantaneous Reactive Power Theory (IRP), generally known as p-q theory. This theory is used for the reference generation in HSAPF to suppress current harmonics a...
Conference Paper
Microgrids constitute a very essential part in today's power system for fulfilling the increasing power demand but when working under isolated conditions microgrids become very vulnerable due to the fact that normally microgrids have small generation capacities and most of the generation sources are renewable/constant power sources, which reduces t...
Conference Paper
Voltage profile improvement has become a challenging issue in micro-grids. With addition of renewable sources like wind energy conversion systems, the task becomes more difficult. Static Synchronous Compensator (STATCOM) is very often utilized to improve the voltage profile of micro-grids. In this work, two micro-grid systems are dynamically modell...
Article
This paper presents the transient performance analysis of self excited induction generator (SEIG) during both balanced and unbalanced faults using stationary frame d-q axis. Significance of fault detection and fault classification is also investigated in this study. Current signal of SEIG is extracted. Non stationary distorted current waveforms of...
Conference Paper
Self excited induction generators are preferred to be one of the best machines for generation of electricity in remote and rural areas due to its capability of generating electricity without any external source. But on the other hand it is also a challenging task to maintain its voltage and frequency under load varying condition. In this paper we h...