Visiting faculty at Birla Institute of Technology and Science Pilai, India
Dr. K. Lakshmi Prasanna ๐ is a passionate researcher and academician in the field of High Voltage Engineering, with a strong command over system modeling, fault diagnostics, and parameter estimation using MATLAB/Simulink ๐ ๏ธ. She brings a unique blend of theoretical insight and hands-on expertise in simulation, optimization, control systems, and signal processing. Her innovative Ph.D. work at BITS Pilani, Hyderabad focused on transformer winding modeling and inter-turn fault diagnostics ๐, proposing novel, non-intrusive algorithms with real-world applicability. With a foundation in Power Electronics and Electrical Engineering โก, she also has teaching experience at multiple esteemed engineering colleges, nurturing minds in core subjects. Driven by curiosity and adaptability, she actively embraces new software tools and collaborative environments ๐ก. Her professional trajectory reflects a consistent commitment to academic excellence, technical rigor, and transformative innovation in electrical engineering. ๐
Professional Profile
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๐ Education
Dr. Lakshmi Prasannaโs educational journey ๐ฑ reflects a steady and impressive rise through the academic ranks of electrical engineering. Beginning with a remarkable 96.9% in her Higher Secondary ๐ซ, she pursued her B.Tech in EEE and M.Tech in Power Electronics from JNTUA, scoring 85.1% and 85%, respectively ๐ฏ. Her academic excellence culminated in a Ph.D. in High Voltage Engineering at BITS Pilani, Hyderabad Campus, where she maintained an impressive 8.0 CGPA ๐. Her doctoral thesis delved into cutting-edge research on transformer fault diagnosis and system modeling, placing her at the forefront of innovation in condition monitoring and electrical diagnostics. Throughout her educational path, she has consistently demonstrated not just technical brilliance but also a hunger for knowledge and an ability to bridge theory and application seamlessly ๐โ๏ธ.
๐ฉโ๐ซ Professional Experienceย
With over a decade of dedicated service in academia and research, Dr. Lakshmi Prasanna has built a versatile and impactful professional portfolio ๐ง . Beginning her journey as an Assistant Professor at Rami Reddy Subbarami Reddy Engineering College (2012โ2017), she laid her pedagogical foundations teaching essential subjects like Electrical Machines, Circuits, and Power Electronics ๐. Her journey continued at St. Martinโs Engineering College (2017โ2019), where she continued imparting technical knowledge with enthusiasm and clarity. From 2018 to 2025, her role as a Research Assistant at BITS Hyderabad marked a turning point, as she immersed herself in advanced simulation and transformer fault diagnostics ๐ฌ. Beyond teaching, her experience also includes proposal writing, technical documentation using LaTeX, and collaborative interdisciplinary projects, marking her as a well-rounded professional ๐๐.
๐ Research Interestsย
Dr. Lakshmi Prasannaโs research is deeply rooted in the intelligent modeling of electrical systems, with a spotlight on transformer winding diagnostics, state-space modeling, and parameter estimation using non-intrusive techniques ๐งฉ. Her innovative Ph.D. work proposed the integration of subspace identification and similarity transformations to estimate transformer parameters and detect inter-turn faults purely from terminal measurements โ๏ธ๐. Her expertise in MATLAB M-script development, COMSOL Multiphysics simulations, and system optimization reflects a rare proficiency in both simulation and real-world application. Additionally, she is intrigued by control systems, fault-tolerant design, and signal processing, with a strong drive toward creating robust, adaptive models for condition monitoring ๐ง ๐. Her work directly contributes to the reliability and safety of electrical infrastructure, making her research highly relevant to modern power systems and smart grid innovation ๐โก.
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Awards and Honors
Dr. Lakshmi Prasannaโs academic journey is marked by consistently high achievements and academic recognition ๐. From securing a 96.9% in her HSC to maintaining top scores through her undergraduate and postgraduate studies, her excellence has been evident from the outset ๐. While formal awards during her doctoral years may not be listed, her selection and continuation at BITS Pilani, one of Indiaโs premier institutions, is a distinction in itself ๐. Her progression into high-level research projects, including complex simulation and modeling of transformer systems, attests to her recognition within the academic and research community. Her teaching roles across reputed engineering colleges and involvement in technical proposal writing and collaborative research are testaments to her leadership and scholarly respect ๐ฅ. She continues to be acknowledged for her dedication, depth of knowledge, and clarity in delivering technical content.
Publications Top Notesย
1. Terminal-based method for efficient inter-turn fault localization and severity assessment in transformer windings
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Authors: K. Lakshmi Prasanna, Manoj Samal, Mithun Mondal
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Year: 2025
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DOI: 10.1016/j.prime.2025.100982
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Source: e-Prime โ Advances in Electrical Engineering, Electronics and Energy
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Summary: This study introduces a non-invasive method for identifying and assessing the severity of inter-turn faults in transformer windings using only external terminal measurements. The approach enhances fault detection accuracy without requiring internal access to the transformer.
2. Radial deformation detection and localization in transformer windings: A terminal measured impedance approach
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Authors: Lakshmi Prasanna Konjeti, Manoj Samal, Mithun Mondal
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Year: 2025
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DOI: 10.1016/j.prime.2025.100945
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Source: e-Prime โ Advances in Electrical Engineering, Electronics and Energy
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Summary: The paper presents a novel, non-invasive method for diagnosing radial deformation faults in transformer windings by analyzing terminal impedance measurements, enabling effective detection and severity assessment based on capacitance changes.
3. A non-iterative analytical approach for estimating series-capacitance in transformer windings solely from terminal measured frequency response data
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Authors: K. Lakshmi Prasanna, Manoj Samal, Mithun Mondal
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Year: 2025
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DOI: 10.1016/j.epsr.2024.111086
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Source: Electric Power Systems Research
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Summary: This research proposes a non-iterative analytical method to estimate the series capacitance of transformer windings using only terminal frequency response data, simplifying the estimation process and improving accuracy.
4. Accurate Estimation of Transformer Winding Capacitances and Voltage Distribution Factor Using Driving Point Impedance Measurements
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Authors: K. Lakshmi Prasanna, Manoj Samal, Mithun Mondal
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Year: 2024
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DOI: 10.1109/ACCESS.2024.3460968
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Source: IEEE Access
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Summary: The study introduces an innovative methodology for precisely estimating winding capacitances and the voltage distribution factor using driving point impedance measurements, enhancing transformer modeling and analysis.
5. A Symbolic Expression for Computing the Driving Point Impedance and Pole-Zero-Gain of a Transformer from its Winding Parameters
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Authors: K. Lakshmi Prasanna
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Year: 2023
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DOI: 10.1109/INDICON59947.2023.10440729
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Source: 2023 IEEE 20th India Council International Conference (INDICON)
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Summary: This paper presents a symbolic expression for computing the driving point impedance and pole-zero-gain of a transformer based on its winding parameters, facilitating efficient analysis of transformer behavior.
6. Analytical computation of driving point impedance in mutually coupled inhomogeneous ladder networks
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Authors: K. Lakshmi Prasanna, Mithun Mondal
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Year: 2023
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DOI: 10.1002/cta.3839
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Source: International Journal of Circuit Theory and Applications
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Summary: The research introduces a new approach for computing the driving point impedance of inhomogeneous ladder networks with mutual coupling, enhancing the accuracy of electrical network modeling.
7. Analytical formulas for calculating the electrical characteristics of multiparameter arbitrary configurational homogenous ladder networks
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Authors: K. Lakshmi Prasanna
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Year: 2023
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DOI: 10.1002/cta.3547
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Source: International Journal of Circuit Theory and Applications
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Summary: This paper presents generalized analytical formulas for computing the electrical properties of multiparameter arbitrary configuration homogeneous ladder networks, aiding in the design and analysis of complex electrical circuits.
8. Terminal Measurements-Based Series Capacitance Estimation of Power Transformer Windings Using Frequency-Domain Subspace Identification
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Authors: K. Lakshmi Prasanna, Manoj Samal, Mithun Mondal
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Year: 2023
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DOI: 10.1109/TIM.2023.3311074
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Source: IEEE Transactions on Instrumentation and Measurement
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Summary: The study proposes a method for estimating the series capacitance of power transformer windings using frequency-domain subspace identification based on terminal measurements, improving the accuracy of transformer diagnostics.
9. Elimination of Mutual Inductances from the State-Space Model of a Transformer Windingโs Ladder Network Using Eigen Decomposition
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Authors: K. Lakshmi Prasanna
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Year: 2022
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DOI: 10.1109/CATCON56237.2022.10077664
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Source: 2022 IEEE 6th International Conference on Condition Assessment Techniques in Electrical Systems (CATCON)
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Summary: This paper presents a method to eliminate mutual inductances from the state-space model of a transformer winding’s ladder network using eigen decomposition, simplifying the analysis of transformer dynamics.
10. Internet Of Things (IOT) in Distribution grid using DSTATCOM
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Authors: K. Lakshmi Prasanna
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Year: 2019
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DOI: 10.1109/RDCAPE47089.2019.8979044
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Source: 2019 3rd International Conference on Recent Developments in Control, Automation & Power Engineering (RDCAPE)
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Summary: The paper discusses the integration of Internet of Things (IoT) technology with DSTATCOM in distribution grids to improve power factor and enable real-time monitoring, enhancing the efficiency and reliability of power distribution systems.
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Conclusionย
In conclusion, Dr. K. Lakshmi Prasanna stands as a beacon of innovation, diligence, and academic integrity in the realm of electrical engineering and high voltage research ๐. Her journey from a stellar student to a dynamic researcher and dedicated educator is marked by technical excellence, innovative research, and a passion for teaching ๐ฏ. With deep expertise in MATLAB/Simulink, transformer modeling, and non-intrusive diagnostics, she contributes meaningfully to the future of smart and resilient power systems โก๐ป. Her collaborative spirit, adaptability to emerging tools, and constant pursuit of knowledge ensure her continued relevance and impact in the scientific community ๐๐. As she continues to explore new horizons in diagnostics and system modeling, her work promises to empower more efficient and intelligent energy systems of tomorrow ๐๐ฌ.