Advancements, challenges, and future prospects of smart grid technology in India
Year: 2024
Type: article
Abstract: The Indian energy grid, with a capacity of 250 GW, comprises five regional grids and operates on a single frequency. It consists of three functional blocks: Generation, Transmission, and Distribution. Each grid's operation is overseen by the Regional load despatch center (RLDC), which works closely with the State load despatch center (SLDC) in each of its constituent states. The National Load Despatch Centre (NLDC) oversees coordination between the five RLDCs and interregional and international exchange. Traditional grids in India face issues like longer fault clearing times, lack of automatic fault healing, voltage sag, voltage swell, and power theft. Converting the current grid into a smart grid could reduce these issues [1].Smart grid, which delivers electricity to consumers through two-way digital communication, is built on digital technologies. This system facilitates communication, analysis, control, and monitoring throughout the energy supply chain to improve efficiency, reduce energy prices and consumption, and raise transparency and dependability of the chain [2]- [5].The development of a smart grid is necessary because it can have a) Increased utilization of renewable energy sources b) Broad and efficient generation-to-consumer communication overlap c) Utilizing cutting-edge sensors and rapid control d) More operational effectiveness e) Enhanced ability to withstand attacks and natural catastrophes f) Fast power restoration and automated metering g) Increased consumer involvement. 4. Himachal Pradesh State Electricity Board Limited (HPSEB), Himachal Pradesh: The project aims to enhance power quality management by installing advanced meters at 1,251 high-tension consumers, enabling swift identification and corrective actions to facilitate consumer decision-making. The functionality implemented is 80% similar to CESE. The benefits of same are shifting peak load, reduction in penalties and outages.5. Electricity Department-Puducherry (PED), Puducherry: The project, part of the RAPDRP Scheme, aims to enhance IT infrastructure and system for 34,000 domestic users, including a Common Meter Data Management System for data aggregation. 6. Tripura State Electricity Corporation Ltd (TSECL), Tripura: A pilot project, part of the RAPDRP Scheme, is being implemented to enhance IT infrastructure and strengthen the energy system. For effective energy management, Tariff schemes for Net Metering and Time of Use models are essential components. The implemented functionality, identical to AVVNL, offers benefits such as reduced distribution losses, reduced billing costs, and increased revenue collection efficiency. 7. Telangana State Southern Power Distribution Company Limited (TSSPDCL), Telangana: A pilot project targeting 45,290 consumers is underway for IT infrastructure development and system enhancement under the RAPDRP Scheme. The project explores innovative pricing mechanisms to optimize energy management and consumption patterns. The implemented functionality and benefits are identical to APDCL, resulting in lower AT&C losses and peak load usage, and billing cost reduction.8. Uttar Haryana Bijli Vitran Nigam Limited (UHBVN), Haryana: A pilot project, part of the RAPDRP Scheme, is being implemented to enhance IT infrastructure and energy system efficiency for 11,000 consumers with an annual energy consumption of 70 MMU. The functionality implemented is 100% similar to APDCL and benefits are similar to TSSPDCL. 9. Uttar Gujarat Vij Company Limited (UGVCL), Gujarat: The pilot project in Naroda aims to improve energy supply efficiency and reliability for 22,230 consumers by improving utility-level functions such as asset management, peak power management, load forecasting, and outage management. The implemented functionality, identical to CESE, offers numerous benefits including reduced AT&C losses, peak power purchase costs, transformer failure rates, outages, meter reading costs, and payment collection costs. 10. West Bengal State Electricity Distribution Company Limited (WBSEDCL), West Bengal: The proposed project area, which serves 5,265 consumers, has an electrical infrastructure consisting of two 11kV feeders and 46 distribution transformers, consuming approximately 7.46 million units annually. The implemented functionality benefits are very much similar to CESE. 11. IIT Kanpur: The project aims to develop an R&D platform and Smart City prototype, showcasing advanced smart distribution systems and urban infrastructure, including automation upgrades, smart home integration, and grid-connected solar PV installation. This project includes substation automation, rooftop solar PV integration, smart houses, IT infrastructure, renewable integration, advanced metering infrastructure and smart home management system. 12. Smart Grid Knowledge Centre (SGKC), Manesar: The Smart Grid Knowledge Centre will provide technical assistance to NSGM, enhancing workforce development, capacity enhancement, and outreach initiatives, fostering a supportive ecosystem for smart grid advancement. The project includes AMI, OMS, Micro Grid/Distributed Generation, EV charging, Home Energy Management Centre, Cyber Security & Training Infrastructure, and a laboratory platform for Smart Grid functionalities. The state-of-art methodologies play crucial role in advanced utilization of smart grid technology in US, EU, and China and are noted below [20]: Reviewing the overall purpose and goals, identifying functions, evaluating project characteristics, mapping each function onto a standardized set of benefits, setting baselines, gathering data, quantifying benefits, monetizing benefits, and estimating costs are all part of the state-of-art methodologies for the growth of smart grid technology. While some technologies, such as information and communication technology (ICT), distributed generation (DG), energy storage system (ESS), and electric vehicle (EV) infrastructure, have flourished, others, such as Wide Area Management Systems (WAMS), Distribution Automation (DA), Advanced Metering Infrastructure (AMI), and Customer Technology (CT), and Smart Electricity Market (SEM) are not yet explored. The implementation of WAMS in China and US is 33%, while in EU it is only 25%. The maximum implementation of Advanced Metering Infrastructure is 84% in China, 50% in US, and 80% in EU. The minimum implementation for Customer Technology is 13% in China, 28% in the US, and 13% in the EU.Numerous issues with smart grid technologies need to be resolved [11] - [13]. Smart grids face numerous challenges such as demand, power transmission, forecasting, cybersecurity risks, infrastructure upgrades, data management, regulatory frameworks, public acceptance, workforce training, grid resilience, scalability, standardization, consumer engagement, renewable energy integration, grid modernization, and energy storage stability.After the execution of smart grid projects in India, some of the major challenges faced are [21]:The current grid infrastructure is inadequate for clean energy and distributed generation, presenting challenges in design, installation, operation, and maintenance. Cyber security is crucial to prevent security breaches. Smart grids integrate renewable energy sources for large-scale power generation but require storage solutions due to intermittent and renewable energy production. This paper investigates the current state of Indian electricity grid and the government's plans to transform it into a smart grid. The partial focus given on the happening related to SG technologies in other countries like China, US, and EU. It outlines the essential requirements, features, challenges, and key constituents of smart grid system. The effectiveness of smart grid implementation is demonstrated through various pilot projects initiated by Indian government.The discussion concludes that smart grid technology provides numerous benefits, including reduced transmission and distribution (T&D) losses; peak load control; enhanced asset management; reduced power purchase prices; enhanced service quality and dependability; enhanced grid visibility and selfhealing capabilities; and alternatives like Time-of-Use (ToU) tariffs, demand response schemes, and net metering. These improvements lead to higher customer satisfaction and financially stable utilities.The paper also presents government-implemented pilot projects supporting smart grid deployment.Moreover, the integration of AI into smart grids offers several benefits, including improved data privacy and security, significant investment in infrastructure upgrades, development of appropriate
Institution: Thakur College of Engineering and Technology
Language: English
Topic: Smart Grid and Power Systems
Subfield: Electrical and Electronic Engineering
Field: Engineering
Domain: Physical Sciences
Open Access status: gold
Estimated APC paid: $2,125
OpenAlex ID: W4404251171