Search Results - "Kumbhar, Ganesh B."

Extension of life of distribution transformer using Volt‐VAr optimisation in a distribution system by Kanhaiya Kumar, Saran Satsangi, Ganesh B. Kumbhar

“…In the literature, many works detail the benefits of Volt‐VAr control to minimise the losses in a distribution system. However, it is also important to…”
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Numerical Methods for Multiphysics Modeling of Plasma Due to Electrical Discharge by Thanua, Nisha, Kumbhar, Ganesh B.

“…Condition monitoring of the insulation system is an important tool for monitoring the insulation performance. One of the important diagnostic tools used for…”
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Study on the Effect of Aging on the Space Charge Characteristics of Transformer Insulating Paper Using an Improved Charge Transport Model by Thanua, Nisha, Kumbhar, Ganesh B.

“…The accumulation of space charges distorts the electric field distribution of the transformer insulating paper and eventually leads to its failure. In this…”
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Plasma Dynamics-Based Modeling and Analysis of Partial Discharge in Voids Inside Insulation of Power Transformer by Thanua, Nisha, Kumbhar, Ganesh B.

“…Partial discharge (PD) modeling in voids is being studied; earlier, however, most studies considered a simplified model with many adjustable parameters. In…”
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A New Improved Methodology to Identify an Interturn Fault Location in Transformer Winding Based on Fault Location Factor by Kumar, Abhishek, Bhalja, Bhavesh R., Kumbhar, Ganesh B.

“…The identification of interturn faults in power transformers at an early stage is crucial to prevent extensive damage to the windings. To address the said…”
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Novel Technique for Location Identification and Estimation of Extent of Turn-to-Turn Fault in Transformer Winding by Kumar, Abhishek, Bhalja, Bhavesh R., Kumbhar, Ganesh B.

“…This article presents a novel technique for diagnosing a turn-to-turn fault at the incipient level inside the power transformer winding using frequency…”
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Localization of Partial Discharges Inside a Transformer Winding Using a Ladder Network Constructed From Terminal Measurements by Mondal, Mithun, Kumbhar, Ganesh B., Kulkarni, S. V.

“…Precise localization of partial discharge (PD) inside a power transformer winding is a challenging task. Previously, researchers have used internal calibration…”
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Approach for Identification of Inter-Turn Fault Location in Transformer Windings Using Sweep Frequency Response Analysis by Kumar, Abhishek, Bhalja, Bhavesh R., Kumbhar, Ganesh B.

“…As inter-turn faults in transformer windings are the most severe, their delayed detection and localization may create extensive damage to the winding…”
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An Experimental Validation of Electromagnetic Time Reversal Technique for Localization of Partial Discharge Inside Transformer Winding by Rathod, Viral B., Kumbhar, Ganesh B., Bhalja, Bhavesh R.

“…This article presents an electromagnetic time reversal (EMTR)-based innovative technique for the localization of partial discharge (PD) inside the transformer…”
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Economic Operation Scheduling of Microgrid Integrated with Battery Swapping Station by Revankar, Swapnil R., Kalkhambkar, Vaiju N., Gupta, Pranda P., Kumbhar, Ganesh B.

“…Battery swapping station (BSS) is an emerging form of energy storage that can be integrated with microgrid (MG) for economical operation of the system. To…”
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An Electromagnetic Time Reversal Technique to Locate Partial Discharge in Transformer Winding by Rathod, Viral B., Kumbhar, Ganesh B., Bhalja, Bhavesh R.

“…This letter introduces a new technique based on electromagnetic time reversal (EMTR) theory to locate partial discharge (PD) in transformer windings. The…”
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Reduction of Loss and Local Overheating in the Tank of a Current Transformer by Kumbhar, Ganesh B, Mahajan, Satish M, Collett, Walter L

“…Transformer manufacturers often use low carbon steel for oil tanks to cut down production costs. The low carbon steel tanks experience not only high eddy…”
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Analysis of short circuit and inrush transients in a current transformer using a field-circuit coupled FE formulation by Kumbhar, Ganesh B., Mahajan, Satish M.

“…► We present a transient field-circuit coupled FEM model of Current Transformers. ► The model considers variations in leakage inductance in the transient…”
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Performance of Transformer Insulating Paper Under Bent Conditions Due to Aging by Thanua, Nisha, Kumbhar, Ganesh B.

“…The accumulation of space charge results in the distortion of the electric field inside the paper insulation. With aging, several bent degrees are introduced…”
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A Modified Simulation Model Using FEM for Monitoring Transformer Insulation Health Under Non Uniform Aging by Thanua, Nisha, Kumbhar, Ganesh B.

“…The effect of non uniform aging on the insulation performance of transformer oil-paper insulation has not been investigated much. In this paper, a modified…”
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Application of Electromagnetic Time Reversal Similarity Metric to Locate Partial Discharge in Transformer Winding by Rathod, Viral B., Kumbhar, Ganesh B., Bhalja, Bhavesh R.

“…This paper presents a new method utilizing electromagnetic time reversal (EMTR) theory for the localization of partial discharge (PD) source inside the…”
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Analyzing the Performance of Transformer Oil-Paper Insulation with Aging Using Numerical Simulation Technique - A Review by Thanua, Nisha, Kumbhar, Ganesh B.

“…The present article provides a comprehensive analysis of the aging phenomenon of transformer insulation and the corresponding changes in insulation performance…”
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Inter-Turn Fault Localization in Transformer Winding based on Nanosecond Pulse Method by Rathod, Viral B., Kumbhar, Ganesh B., Bhalja, Bhavesh R.

“…The early detection and localization of the inter-turn fault in the transformer winding are necessary for reducing severe damage to the transformer. This paper…”
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Single-Sensor Based Acoustic Time Reversal Technique for Partial Discharge Localization in Power Transformer by Rathod, Viral B., Kumbhar, Ganesh B., Bhalja, Bhavesh R.

“…This paper presents partial discharge (PD) localization in power transformers using acoustic time reversal (TR) method. The proposed acoustic TR method can…”
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Simulation of Partial Discharge Acoustic Wave Propagation Using COMSOL Multiphysics and Its Localization in a Model Transformer Tank by Rathod, Viral B., Kumbhar, Ganesh B., Bhalja, Bhavesh R.

“…This paper presents a finite element method (FEM) based simulation of partial discharge (PD) acoustic wave propagation, detection, and localization in a model…”
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