Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid Reliability

Power transformer is one of the most important pieces of equipment in the grid to reliably and efficiently transmit power to the consumers. Asset management and protection are the best concepts for prolongation of transformer lifespan as well as for the increase of grid reliability. This article pre...

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Main Authors: Raichura Maulik, Chothani N. G., Patel Dharmesh
Format: Article
Language:English
Published: Sciendo 2019-12-01
Series:Electrical, Control and Communication Engineering
Subjects:
Online Access:https://doi.org/10.2478/ecce-2019-0014
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author Raichura Maulik
Chothani N. G.
Patel Dharmesh
author_facet Raichura Maulik
Chothani N. G.
Patel Dharmesh
author_sort Raichura Maulik
collection DOAJ
description Power transformer is one of the most important pieces of equipment in the grid to reliably and efficiently transmit power to the consumers. Asset management and protection are the best concepts for prolongation of transformer lifespan as well as for the increase of grid reliability. This article presents electrical and non-electrical parameter-based power transformer monitoring and protection. Various data such as core flux, age of asset, heat generation, current harmonics and temperature are monitored in real time and processed accordingly to enhance the working capability of the transformer. The proposed scheme is successfully tested on 15 kVA laboratory transformer using Arm CORTEX-M4 processor. A Fitness Function (Ff) is estimated from the collected data to examine the working condition of the transformer. Moreover, voltage, current and power-based inrush detection as well as Adaptive Power Differential Protection (APDP) are applied to protect the transformer against fault. The hardware implementation and result validation prove the effectiveness of the proposed scheme in enhancing reliability of the distribution grid.
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spelling doaj.art-5f70d14c31f74e9da6b394ac8ba4541e2022-12-22T00:44:41ZengSciendoElectrical, Control and Communication Engineering2255-91592019-12-0115210411210.2478/ecce-2019-0014ecce-2019-0014Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid ReliabilityRaichura Maulik0Chothani N. G.1Patel Dharmesh2Researcher, A. D. Patel Institute of Technology, Gujarat Technological University, IndiaPhD, Associate Professor, A. D. Patel Institute of Technology, Gujarat Technological University, IndiaPhD, Assistant Professor, Government Engineering College Bharuch, Gujarat Technological University, IndiaPower transformer is one of the most important pieces of equipment in the grid to reliably and efficiently transmit power to the consumers. Asset management and protection are the best concepts for prolongation of transformer lifespan as well as for the increase of grid reliability. This article presents electrical and non-electrical parameter-based power transformer monitoring and protection. Various data such as core flux, age of asset, heat generation, current harmonics and temperature are monitored in real time and processed accordingly to enhance the working capability of the transformer. The proposed scheme is successfully tested on 15 kVA laboratory transformer using Arm CORTEX-M4 processor. A Fitness Function (Ff) is estimated from the collected data to examine the working condition of the transformer. Moreover, voltage, current and power-based inrush detection as well as Adaptive Power Differential Protection (APDP) are applied to protect the transformer against fault. The hardware implementation and result validation prove the effectiveness of the proposed scheme in enhancing reliability of the distribution grid.https://doi.org/10.2478/ecce-2019-0014condition monitoringfault detectionpower transformersreliabilitysmart grid
spellingShingle Raichura Maulik
Chothani N. G.
Patel Dharmesh
Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid Reliability
Electrical, Control and Communication Engineering
condition monitoring
fault detection
power transformers
reliability
smart grid
title Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid Reliability
title_full Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid Reliability
title_fullStr Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid Reliability
title_full_unstemmed Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid Reliability
title_short Real-Time Monitoring & Adaptive Protection of Power Transformer to Enhance Smart Grid Reliability
title_sort real time monitoring adaptive protection of power transformer to enhance smart grid reliability
topic condition monitoring
fault detection
power transformers
reliability
smart grid
url https://doi.org/10.2478/ecce-2019-0014
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AT chothaning realtimemonitoringadaptiveprotectionofpowertransformertoenhancesmartgridreliability
AT pateldharmesh realtimemonitoringadaptiveprotectionofpowertransformertoenhancesmartgridreliability