Susitra Dhanaraj

• Ph.D
• Professor at Sathyabama Institute of Science and Technology

This paper presents a study on the optimal localization and sizing of a Distribution Static Compensator (D-STATCOM) in power distribution systems using a novel Hybrid Algorithm. The objective is to enhance power quality and minimize total power losses in 33-bus and 69-bus distribution networks. The proposed Hybrid Algorithm, named Bird Swarm Operat...

In power systems, parameters such as outage of components and continual load growth may pave the way to problems like dynamic and static inconsistencies like adequacy and security consequences of disturbances. For dealing with such predicaments, deployment of Custom Power Devices is the major widely adopted approach. Anyhow, these devices must be p...

Solar energy production has become very competitive. The different types of photovoltaic systems include a grid connected system, a stand-alone system, and the hybrid system. Software like PVsyst, PVSOL, HOMER Pro, SOLARGIS, System Advisor Model (SAM), and Solar Pro have emerged and enable us to design a photovoltaic system, energy production, ener...

The essential component of development for a nation is health care to the citizens. The skilled human resource is produced by the development of the medical and paramedical institutions. The cost optimization of the electrical energy consumption and the emission control of energy generation is analyzed using Homerpro software well before the instal...

This paper intends to propose a power quality design model for the distributed system through nonlinear functions, and hence the prerequisite of power quality enhancements can be precisely quantified. As the model is adaptable, it needs a robust optimization algorithm for estimating the optimal location and compensation of the D-STATCOM. Hence, thi...

A street lighting system should be very efficiently designed to provide good visibility, safety and comfort to the users. It must be energy efficient with reduced cost. Generally Street lights are not operated robotically. During summer, the lights are on even during the day resulting in wastage of electricity. In the existing street lighting syste...

The substantial advancement in drone technology has paved way to its implementation in agriculture. This has led to smart farming UAV’s that are implemented in many areas of agriculture. Smart farming employs drones right from sowing of seeds, crop monitoring, application of pesticide, fertilizer spraying, assessment of crop’s growth and so on. Thi...

The entire research community working on automobiles have turned their focus on electric vehicle. PMBLDC motor is very popular in industrial and household applications due to its high efficiency, high power density and low maintenance cost. The rapid advancement in power electronics devices and controllers aids the use of PMBLDC motor in electrical...

Power loss reduction, improvement of voltage profile, system reliability and system security are the important objectives that motivated researchers to use custom power devices/FACTS devices in power systems. The existing power quality problems such as power losses, voltage instability, voltage profile problem, load ability issues, energy losses, r...

A control scheme for photovoltaic (PV) system using maximum power point tracking is presented in this paper. Also, real and reactive power control for the system is discussed. Frequency and voltage support is provided by this system on the load side. These control strategies illustrate the efficient synchronization among inverter voltage/frequency,...

This paper proposes a Switched Reluctance Motor Drive for Hybrid Electric Vehicle application. The generally used Asymmetric Bridge Converter has a large number of switches, resulting in more losses and negative torque current. This is compensated with a Reduced Switch Converter having lesser numbers of switches and positive torque current and is m...

In the past few decades, switched reluctance machine (SRM) has become the subject of interest among the researchers in the field of electrical machines. This is owing to the fact that SRM has proved to be a valid alternative to conventional electrical machines in almost all industrial sectors. Especially, SRM finds its vital application in the phar...

Generation of electrical energy from the abundantly available wind power is gaining increasing importance throughout the world in the field of renewable energy. The major machineries used in the Wind Energy Conversion System (WECS) are generator and turbine units. The efficiency of WECS greatly depends on the performance of the generator used. In r...

Electricity plays a key role in our daily lives but the energy sources to electric power has been used in abundance and so researchers were compelled to find an alternate source of power leading to the discovery of solar power converted into electricity using solar panels. These types of panels can be used in a stable form for both single axis as w...

Wind generation is one of the renewable energy power sources that constitute a remedy for greenhouse gas emission treatments. Conventionally various types of wind energy generators such as Induction Generators or Synchronous Generators have been used as wind Generators. The shortcomings of these conventionally used Generators like complex in struct...

In an automobile production industry out of 100%, 30% of the production value is used for the raw materials alone. Rest of the 70% is used only for the optimization of the energy usage and deliverance of power supply to the circuitry as well. so the power contributes to 70% of vehicles productions utility cost. This paper deals with the optimizing...

Fuzzy logic control has become an important methodology in control engineering. The paper proposes a Fuzzy Logic Controller (FLC) for controlling a speed of SRM drive. The objective of this work is to compare the operation of P & PI based conventional controller and Artificial Intelligence (AI) based fuzzy logic controller to highlight the performa...

Unlike conventional drive system, torque as well as the power and speed can be directly Supplied to the wheel using a hub motor. This arrangement eliminates the gear and need for mechanical differentials. Outer -rotor type multi polar switched reluctance hub motor suited for many emerging Application for electric drive system. In this switched relu...

A Non-linear flux linkage model of a Switched reluctance Machine SRM has been developed using two different real time applicable modelling techniques and presented in this paper. The techniques are based on Multivariate nonlinear regression MVNLR and adaptive neuro fuzzy inference system ANFIS. The best features of MVNLR and ANFIS are utilized in t...

This paper presents a non-linear inductance profile estimation of a Switched Reluctance Machine (SRM) using real-time applicable modelling techniques. The estimation techniques are based on regression analysis and Adaptive Neuro-Fuzzy Inference System (ANFIS). Mathematical models of phase inductance L(I,è) using both the techniques have been succes...

The paper presents a rotor position estimation technique for a 6/4 switched reluctance machine based on Adaptive Neuro Fuzzy Inference System (ANFIS). This technique is applied for modeling the nonlinear rotor position of SRM using the magnetization characteristics of the machine. ANFIS has a strong nonlinear approximation ability which could be us...

Switched reluctance motor (SRM) has become an important alternative in various applications. When SRM is operated as generator (SRG), it's widely used in aeronautical industries and primely as wind generator in wind based energy generating system. In this paper various converter topologies of the switched reluctance motor drive has been studied. A...

This paper presents a rotor position estimation technique for a 6/4 switched reluctance machine based on Adaptive Neuro fuzzy Inference System (ANFIS). This technique is applied for modelling the nonlinear rotor position of SRM using the magnetization characteristics of the machine. ANFIS has a strong nonlinear approximation ability which could be...

Climate change is a contemporary issue and the international communities have accepted the dangers of green house gas emissions. Renewable energy is one of the hot topics when it comes to dealing with green house gas emissions treatments. Wind generation is one of the renewable energy power sources that helps in reducing the carbon di oxide from ou...

Wind power as one of a greatly developed distributed generationtechniques is gaining increasing significance throughout the world. SwitchedReluctance Motor when operated as Generator is proved to be a real alternative toconventional variable speed drives in many applications, especially in the extraction ofmaximum energy in wind energy generation s...