Y. V. Pavan Kumar

VIT-AP University · School of Electronics Engineering

To encourage an eco-friendly environment and pollution-free transportation, most of the automobile industries are promoting electric vehicles. However, with the adoption of electric vehicles, various power quality problems are encountered mainly during vehicle battery charging. Thus, this research work focuses on power quality improvement in electr...

Being multivariable in nature, voltage and current control loops have controllers in the forward and cross-coupling paths. Most methods discussed in the literature focus on tuning the controllers in the forward paths to reduce the dq coupling. A modified pole-zero cancellation (MPZC) technique has recently been discussed, which uses the concepts of...

Smart homes are at the forefront of sustainable living, utilizing advanced monitoring systems to optimize energy consumption. However, these systems frequently encounter issues with anomalous data such as missing data, redundant data, and outliers data which can undermine their effectiveness. In this paper, an artificial neural network (ANN)-based...

The recent advancements in neural network architectures, particularly transformers, have played a crucial role in the rapid progress of Large Language Models (LLMs). LLMs are trained on many parameters. By training these parameters on vast amounts of text data, LLMs can learn to generate reactions to a wide variety of prompts. These models have ena...

Microgrid control and operation depend on fault detection and classification because it allows quick fault separation and recovery. Due to their reliance on sizable fault currents, classic fault detection techniques are no longer suitable for microgrids that employ inverter-interfaced distributed generation. Nowadays, deep learning algorithms are e...

Over the years, a rapid evolution of smart grids has been witnessed across the world due to their intelligent operations and control, smart characteristics, and benefits, which can overcome several difficulties of traditional electric grids. However, due to multifaceted technological advancements, the development of smart grids is evolving day by d...

Speed control and stability are the most important factors in the working of every motor. Several controlling strategies improve motor stability and increase efficiency. Some of the conventional control methods, which have disadvantages, make uncontrollable situations occur in the DC compound motor. The implementation of modern improvised technique...

Cardiovascular diseases (CVD) are a prominent source of death across the globe, and these deaths are taking place in low-to middle-income nations. Due to this, CVD prevention is a pressing issue that has already been the subject of extensive research. Innovative methodologies in machine learning (ML) can have a greater impact on the diagnosis of CV...

Multiloop voltage-controlled virtual synchronous generator (VSG) based control scheme is recently popular in forming stable microgrids. This scheme deploys traditional VSG (TVSG) control for power controllers in the outermost loop and proportional-integral synchronous reference frame-based voltage-current (PIVA) controllers in the inner loop (named...

In conventional power systems, stability is ensured successfully because of large synchronous generators, where, during transient conditions, the inertia and dynamics of the synchronous generators help to retain stability. On the contrary, inverter-interfaced distributed energy resources suffer from maintaining stability because of their quick dyna...

IEEE Smart Cities eNewsletter - https://smartcities.ieee.org/newsletter/july-2023/next-generation-approaches-to-vegetation-management-in-smart-cities-with-digital-intelligence

This paper provides an overview of recent advancements in microgrid research, covering three key areas: renewable energy integration, simulation capabilities, and communication standards for interoperable smart microgrids (ISMs). Microgrids have gained significant attention in modern urban energy communities as localized power systems with diverse...

The development of renewable-energy-based microgrids is being considered as a potential solution to lessen the unrelenting burden on the centralized utility grid. Furthermore, recent studies reveal that integrated multi-microgrid cluster systems developed in urban communities maximize the effectiveness of microgrids and greatly decrease the utility...

In today's deregulated energy markets, artificial intelligence (AI) and machine learning (ML) methods are frequently employed for estimating short-term load demand. Out of all the AI/ML techniques available, Artificial Neural Networks (ANN) provide different features such as controller design, analysis of regression and forecasting, etc. The effica...

Hybrid electric vehicle technology (HEVT) is emerging as a reliable alternative to reduce the constraints of battery-only driven pure electric vehicles (EVs). HVET utilizes an electric motor as well as an internal combustion engine for its operation. These components would work on battery power and fossil fuels, respectively, as a source of energy...

The WEEK Magazine - Artificial Super Intelligence (ASI): A Prime Concern of the Hour

The purpose of the project is to develop a device that can detect and prevent motorcyclists from drowning during a motorcycle ride. The idea of building the project is because the rate of accidents for motorcyclists every year is very high. Additionally, safety issue issues for motorcyclists are less than advanced technology on wheeled vehicles. Th...

Innovations in electric vehicle technology have led to a need for maximum energy storage in the energy source to provide some extra kilometers. The size of electric vehicles limits the size of the batteries, thus limiting the amount of energy that can be stored. Range anxiety amongst the crowd prevents the entire population from shifting to a compl...

A DC-DC converter usually converts fixed DC voltage to variable DC output voltage. In a chopper-based control, the motor can be also used as a generator in the absence of mechanical energy. To achieve better results for mechanical works, speed control plays a crucial role owing to the fact that it provides a range of speeds that can reduce the main...

The voltage regulator finds importance across a wide range of applications such as computer power supplies, automotive alternators and power station generators. All these applications require regulation of the voltage to the desired level without any transients or deviations. Besides, the regulated voltage has to be attained within a short amount o...

Regulation of voltage and frequency is essential in power plants, which further affects reactive and active power generation. These parameters are normally affected by load variations. Thus, an automatic load frequency controller (ALFC) is one such controller which is used to uphold the frequency of the power system at the desired level. This ALFC...

The smart home culture is rapidly increasing across the globe and driving smart home users toward utilizing smart appliances. Smart television (TV) is one such appliance that is embedded with smart technology. The users of smart TV have their interests in the programs. However, automatic recommendation of programs for user-to-user is still under-re...

DC-DC boost converter with high gain plays a major role in renewable energy microgrids. The research on high gain boost converters is increasing rapidly with several types of configurations, to improve their effectiveness and make them more reliable. Despite having many topologies invented, there are certain drawbacks associated with them such as h...

The cascaded droop-voltage-current controller plays a key role in the effective operation of microgrids, where the controller performance is critically impacted by the design of the droop controller. Moreover, in critical loading (e.g.: connection/disconnection of large inductive load), the pre-set value of the droop coefficient brings asymmetry in...

Addressing data anomalies (e.g., garbage data, outliers, redundant data, and missing data) plays a vital role in performing accurate analytics (billing, forecasting, load profiling, etc.) on smart homes’ energy consumption data. From the literature, it has been identified that the data imputation with machine learning (ML)-based single-classifier a...

Over the years, the automation of traditional power grids has been taking place to overcome the difficulties such as blackouts, outages, demand-side management, load profiling, enhancing customer participation, etc. This automation enables the traditional grids to be transformed into smart grids. Smart homes/buildings are key sub-categories of smar...

The evolution of smart homes is very rapid and the benefits, comfort, as well as flexibility in controlling energy consumption, attract the development smart home culture across the globe. The energy consumption data collected from these smart homes play a major role in energy pricing, understanding consumers’ behavior, demand-side management, etc....

The modern-day urban energy sector possesses the integrated operation of various microgrids located in a vicinity, named cluster microgrids, which helps to reduce the utility grid burden. However, these cluster microgrids require a precise electric load projection to manage the operations, as the integrated operation of multiple microgrids leads to...

Cluster microgrids are a group of interoperable smart microgrids, connected in a local network to exchange their energy resources and collectively meet their load. A microgrid can import/export energy to the neighboring microgrid in the network based on energy deficit/availability. However, in executing such an operation, a well-established communi...

In modern urban energy communities, diverse natured loads (homes, schools, hospitals, malls, etc.) are situated in the same locality and have self-electricity generation/management facilities. The power systems of these individual buildings are called smart microgrids. Usually, their self-electricity generation is based on renewable energy sources,...

The unrelenting growth of present-day urbanization and its consequent burden on the utility grid, and insufficient conventional energy sources encourage demand-side energy management. This needs the deployment of local microgrids that uses renewable/alternative energy sources. Also, the present-day urban scenario is equipped with a combination of h...

In this study, an investigation of different faults for a wind turbine-based doubly fed induction generator (DFIG) system is studied and the performance using a static compensator (STATCOM) is observed. The DFIG network is connected to a voltage source converter high-voltage dc link with a fault occurring near the wind generator network. The ride t...

p>The paper is all about the implementation of a novel bio-inspired metaheuristic salp swarm algorithm (SSA) for speed control of brushless DC (BLDC) motor drive that is run in sensorless control mode. The angular speed of the motor is evaluated using an extended kalman filter, in which the dynamics of the motor are nonlinear. The error in speeds b...

Hydropower has been used for many years and is essential to meet the renewable energy ambition of the world at present. In a hydroelectric power plant, voltage and frequency control are required, but, the voltage control could be done on the load side. In the present paper, frequency control using Harris Hawks optimization (HHO) for improved perfor...

Smart homes are considered to be the subset of smart grids that have gained widespread popularity and significance in the present energy sector. These homes are usually equipped with different kinds of sensors that communicate between appliances and the metering infrastructure to monitor and trace the energy consumption details. The smart meters tr...

Smart meter captures the energy consumption data at predefined rates and stores it in a file format specified by the utilities. The data of a day should be properly traced into respective file with correct file naming. Any deviation in this process is called anomalous tracing, which affects the accuracy of analytics. Usually, the anomalous tracing...

Steady increase in electricity consumption, fossil fuel depletion, higher erection times of conventional plants, etc., are encouraging the use of more and more onsite renewable energy. However, due to the dynamic changes in environmental factors as well as the customer load, renewable energy generation is facing issues with reliability and quality...

An increased electricity demand and dynamic load changes are creating a huge burden on the modern utility grid, thereby affecting supply reliability and quality. It is thus crucial for modern power system researchers to focus on these aspects to reduce grid outages. High-quality power is always desired to run various businesses smoothly, but power-...

PID controller is used in applications like motor speed control, liquid level control, temperature control, etc. It works well in both closed-loop and open-loop system configurations. To set gain parameters in the PID controller, the main issue is with the computation of gain parameters in offline mode. So, the controller may not be adjusted itself...

The whole idea lays its background on the need of an automated drone solution for all terrain lands and soil for scientific farming and plantation. It solves the problematic requirement of long man hours in sowing seeds, pesticide control and it takes care of the farmer’s health as well. We propose the idea of a fully automated device as an accesso...

In the present day, transportation plays an important role in any country’s economy and sustenance. Even though electric vehicles have started market intrusion, at present, main commuting vehicles such as cars, ships and planes work on internal combustion engines (ICEs). In line with any complex system, an ICE exhibits poor time domain characterist...

Motors are electromechanical devices that find numerous uses in everyday life. Electric motors are of both AC and DC types. Normally, DC-powered electric motors are widely used because of their advantages such as powerful starting torque and easy control structure. The main concern in the DC motors is that whenever the load is changed, the motor sp...

- Wind energy is one of the best renewable energy sources, used for energy generation in modern-day power generation system. Nowadays wind energy is widely used to power up devices that consume huge power. As wind speed changes rapidly over time, its power generating capacity also varies, this gives rise to a need for a controller which controls th...

Microgrids are being evolved as a potential alternative to reduce unrelenting dependency on central utility grids. Moreover, integrated multi-microgrid based clusters are forming in closed vicinities to enhance the benefits of microgrids. However, the power quality problem is one of the key issues to be solved in such systems, which is mainly cause...

The increase of smart home culture for improved efficiency and comfort in the present energy sector requires paying much attention to big data analytics. Here, the data refers to the energy consumption readings that are continuously captured through smart meters and transmitted to the central computing centres. The entire analysis and decision maki...

The load change in a synchronous generator (SG) based power generation system is common which will mainly influence the change in voltage, power flows, frequency, load angle and burden of transmission lines and transformers due to change in current flow. The study which analyses the behavior of load change, compensating devices and its impact on ch...

Analysis is one of the important task performed in any business. It is important before starting a new business or before making any decision related to the already existing business. In fact, every business decision revolves around results of the analysis. Usually business analysis is performed by human, where the chances of mistakes are high. Als...

Microgrids are supposed to provide stable power for seamless utility-grid interaction under all conditions as stated by IEEE-1547 standard. But, the use of power electronic inverter makes the microgrid sensitive to transients than synchronous generator-based plants. This degrades the voltage/frequency responses during transients, which can lead to...

One of the fundamental problems that has to be effectively addressed in two-area interconnected power system (TAIP) is the frequency deviation. Till now, many conventional PI control methods are used to design the frequency controllers for TAIPs, but achieving a smooth and rapid restoration is questionable. This motivates to invent further possibil...

The use of renewable energy sources near the load centres brought the concept of building power systems. Further, the modern smart buildings increase operational efficiency, safety, and consumer comfort, where, all the operations are monitored/controlled by central monitoring and control unit (CMCU). For reliable communication between the component...

The advent of renewable energy sources brings the concept of building power systems, which are located at the load-centres/buildings. Further, the concept of smart building in the modern energy era increases operational efficiency, safety, and consumer comfort, where, all its operations are monitored and controlled by central monitoring and control...

Smart grids evolution is ramping up in the global energy scenario by offering deregulated markets, demand-side management, prosumer culture, demand response, contingency forecasting, outage management, etc., functionalities. These functionalities help to manage the grid effectively by taking informed decisions timely. Further, the progressive devel...

There is a rapid growth of applications using electronic devices in the present energy scenario, where variety of power converters are being used to meet the required power ratings. For regulating the voltage, one of the best converters is cuk converter, which can provide stepped-up or stepped-down voltage by adjusting the duty cycle above and belo...

With the surge in the technological development and advancements in modern machinery, a better-quality voltage waveform with reduced harmonics is much desired for an application. It is also desired to avoid various other issues including voltage stress on individual power switches, complexity of the inverter design, voltage balancing at the capacit...