Open access peer-reviewed chapter

Advantages and Challenges of Using Renewable Sources with Smart Meters for Better Energy Efficiency-Use Case of a Brazilian Rural Area

Written By

Effrain Roney Bernardes

Submitted: 18 January 2024 Reviewed: 19 January 2024 Published: 03 July 2024

DOI: 10.5772/intechopen.1004442

From the Edited Volume

ICT for Smart Grid - Recent Advances, New Perspectives, and Applications

Abdelfatteh Haidine

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Abstract

With the innovation of electrical networks to serve large cities, the concept of smart city began to be disseminated to improve energy efficiency and the integration of renewable sources in their matrix, therefore, Information and Communication Technology (ICT) plays a role central in the evolution of electrical networks to smart grids. Generally, ICT plays a crucial role in facilitating the control, management, and comprehensive monitoring of operations within smart grids. The inherent complexity of smart grids arises from the intricate interplay of various heterogeneous components, diverse types of generators, and a multitude of load variations. Despite these challenges, the integration of advanced ICT solutions continues to pave the way for enhanced efficiency and reliability in smart grid operations. This technology enables real-time data collection, communication between devices, integration of renewable energy sources, and automation of the electrical grid. By facilitating advanced monitoring, control, and data analysis, ICT makes energy distribution more efficient, reliable, and sustainable, promoting the transition to a modern and smart electricity sector. In this chapter, we will address the advantages and disadvantages of renewable sources and the crucial role of ICT in this energy transformation to control and monitor smart grids to avoid the flow of power in utility networks.

Keywords

  • smart meter
  • smart grid
  • renewable energy
  • energy efficiency
  • distributed generation

1. Introduction

In the ever-evolving landscape of energy production and consumption, the integration of renewable sources and smart metering technologies stands as a pivotal frontier in the pursuit of sustainable and efficient energy systems. This book delves into the multifaceted realm of energy management, exploring the advantages and disadvantages inherent in the harmonious marriage of renewable sources and smart meters. As the global community grapples with the imperative to transition toward greener energy alternatives, understanding the intricacies of this transformative synergy becomes paramount. The utilization of renewable energy sources promises a cleaner, more sustainable future, offering the potential to reduce our dependence on finite fossil fuels. Concurrently, smart meters have emerged as indispensable tools, enabling real-time monitoring, data analysis, and adaptive control mechanisms to optimize energy usage. However, this amalgamation is not without its challenges. The book meticulously examines the complexities associated with integrating renewable sources with smart meters, addressing potential drawbacks and proposing innovative solutions to enhance energy efficiency while mitigating the risk of power flow inversion. Join us on a journey through the dynamic landscape of renewable energy and smart metering, as we navigate the advantages and disadvantages inherent in this symbiotic relationship. By shedding light on the intricacies of these technologies, we aim to contribute to a deeper understanding of how to harness their potential for a more sustainable and resilient energy future.

Then comes the concept of smart grids (SG), first cited in 2005 in an article entitled “Towards a Smart Grid,” written by S. Massoud Amin and Bruce F. Wollenberg. Since then, several definitions have emerged for the concept of smart grids. However, the core of its definition is always associated with the use of information and sensing technology applied in a large-scale, interconnected, bidirectional, sustainable network infrastructure that implements agility and security in search of being resilient against threats and conditions not foreseen in the transportation of energy [1].

Presently, numerous countries globally find themselves compelled to reassess their investments in electricity infrastructure and overall energy generation, transmission, supply, and management [2]. This urgency has prompted utility companies worldwide to channel significant financial resources, totaling billions of dollars, into the revitalization and modernization of electricity grids through the incorporation of smarter technologies. The overarching goal is to enhance efficiency, reliability, privacy, and security in the realm of electricity usage, particularly as societies navigate the challenges posed by the digital age [3].

The envisioned future energy supply system revolves around the utilization of advanced and intelligent technologies to streamline the network control of distribution grids. In addition, innovative features aim to encourage customers to evaluate the type of generation prior to consumption, fostering a more mindful approach to energy utilization. Concurrently, electricity providers stand to capitalize on growth opportunities. The realization of these functionalities is anticipated through the implementation of a smart grid—an intelligent energy supply system. The term “smart grid” refers to the sophisticated networking and control of intelligent generators, storage facilities, loads, and network operating equipment within power transmission and distribution networks, facilitated by Information and Communication Technologies (ICT) [4].

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2. What are smart meters?

A smart meter is characterized as an electric meter that records energy consumption data at defined intervals, possesses two-way communication capabilities, stores metering data in registers, and accommodates various tariffs such as time of use, inclined block, maximum demand, and free basic electricity. These meters can be remotely updated, have the capability to switch attached loads on command, and interface with data concentrators [5].

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3. How to avoid power flow inversion?

In a traditional power grid, electricity flows from large generators through transmission lines to distribution networks and ultimately to consumers. Power Flow Inversion: This occurs when power flows in the reverse direction, from distribution networks back toward transmission lines or generators. It can happen due to high penetration of distributed energy resources (DERs) like solar panels and wind turbines. Power flow determines the behavior of electrical quantities (voltages, currents, and powers) throughout the circuits of the electrical system. To find out whether variations in these quantities will not degrade the stability of the network, a study of the power flow is carried out. The power flow study aims to predict the behavior of a system’s electrical variables and ensure that all parameters are within the supportability limits of the equipment that makes up the network [6].

Why it’s avoided:

  • Grid instability: inversion can create voltage and frequency fluctuations, potentially leading to outages or equipment damage.

  • Protection challenges: traditional protection devices are not designed to handle reverse power flows, potentially causing misoperation or delays in fault isolation.

  • Wear and tear: inverters in DERs can experience increased stress and wear from sustained backflow of power.

  • Low load conditions (when demand is low).

  • Faults or disturbances in the grid.

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4. Integration of renewable sources

4.1 Benefits

Clean and sustainable energy represents a paradigm shift in our approach to power generation, emphasizing environmental responsibility and long-term resilience. At its core, clean energy harnesses renewable sources like solar, wind, and hydropower, steering away from traditional fossil fuels that contribute to pollution and climate change. The adoption of these eco-friendly alternatives underscores a commitment to reducing carbon footprints and preserving natural ecosystems. This transition also leverages technological advancements, from highly efficient solar panels to innovative wind turbines, driving the evolution toward a greener energy landscape. Figure 1 shows methodology of it.

Figure 1.

Smart grid components. Source: Ref. [7].

Moreover, the embrace of clean energy is not merely a choice for today but a strategic move for tomorrow, tapping into infinite and diversified resources that ensure energy security and independence from geopolitically sensitive commodities. As the world confronts the challenges of climate change, clean and sustainable energy emerges as a beacon of hope, fostering a harmonious coexistence between technological progress and environmental preservation. These networks can provide economic, social, and environmental benefits, but there are numerous challenges to be overcome, such as coexistence with conventional networks, real-time data traffic performance, treatment applied to the large volume of data acquired, software implementations, and specific hardware development, in addition to the vulnerabilities of information systems among others [8].

Diversification of energy sources is a strategic imperative in the pursuit of a resilient and sustainable energy landscape. This approach involves moving beyond traditional reliance on a single predominant energy source, such as fossil fuels, to integrate a mix of renewable and non-renewable sources. The benefits of diversification are multifaceted; it enhances energy security by mitigating the impact of supply disruptions and price fluctuations in any single resource. Moreover, incorporating renewable sources like solar, wind, and hydropower contributes to environmental sustainability by reducing greenhouse gas emissions and dependence on finite resources. This shift toward a diversified energy portfolio not only fosters innovation but also positions societies to adapt more effectively to evolving energy demands and global dynamics. Embracing a varied mix of energy sources stands as a cornerstone for a robust, flexible, and forward-looking energy infrastructure that can navigate the complexities of a rapidly changing world. Incorporating renewable energy into the electrical power grid presents numerous advantages for the power sector as well as the social, economic, and environmental domains. Concerning the environment, the electricity sector presently constitutes a notable source of carbon dioxide emissions [9].

Decentralized power generation marks a transformative departure from the traditional centralized model, where energy production is concentrated in large-scale facilities. In this innovative paradigm, power is generated closer to the point of consumption, often utilizing local renewable resources. Technologies such as solar panels, small-scale wind turbines, and microgrids empower communities to produce their own energy, fostering energy independence and resilience. Decentralization not only reduces transmission losses associated with long-distance power transport but also enhances the overall efficiency and reliability of the energy grid.

This approach aligns with the principles of sustainability by minimizing environmental impact and increasing the integration of clean energy sources. As we witness a shift toward decentralized power generation, communities are becoming active contributors to their energy needs, promoting a more resilient and adaptable energy infrastructure for the future. The diverse changes signify a paradigmatic shift within the energy sector. The traditional model of one-way electricity distribution, flowing from generators to consumers with a consistent decrease in voltages, is being supplanted by a decentralized integration of renewable energies with an n:m relationship. This transition results in consumers assuming the role of producers, referred to as “Prosumers,” and distribution models evolving from centralized to demand-driven, transforming formerly stable processes into dynamic ones. These alterations profoundly impact the involved stakeholders and necessitate a reevaluation of data and information management. The central challenges in managing information, especially with Smart Metering, are detailed in Figure 2 across all levels of information management [10].

Figure 2.

Inverter applies at plant for doing grid zero. Source: Author himself.

4.2 Challenges

The intermittent and variable nature of renewable energy sources, such as solar and wind power, poses both challenges and opportunities in the transition toward sustainable energy. Intermittency refers to the irregular availability of energy, often dictated by factors like weather conditions and time of day. Variability encompasses the fluctuations in energy output that these sources exhibit. While the unpredictability of renewable energy production can strain the stability of the power grid, advancements in technology, coupled with the integration of smart grid solutions, offer promising avenues to address these issues. Energy storage systems, demand-response strategies facilitated by smart meters, and enhanced forecasting algorithms are pivotal in mitigating the impacts of intermittency and variability. By effectively managing and adapting to the dynamic nature of renewable sources, we can harness their substantial benefits while ensuring a reliable and resilient energy supply for the future.

These networks can provide economic, social, and environmental benefits, but there are numerous challenges to be overcome, such as coexistence with conventional networks, real-time data traffic performance, treatment applied to the large volume of data acquired, software implementations, and specific hardware development, in addition to the vulnerabilities of information systems among others [11]. Information and Communication Technology (ICT) serves multiple functions within smart grids. Overall, ICT contributes to controlling, managing, and overseeing the entire operation of smart grids. The complexity of smart grids arises from their expansive structures, featuring a multitude of diverse components, various types of generators, and a range of load characteristics. The intricate interdependence among these components means that issues in one part can have ripple effects, potentially affecting other components and, in some cases, the entire grid [12].

The upfront costs of implementing renewable energy systems and smart metering infrastructure can be substantial. However, long-term benefits, such as reduced operational costs and environmental impact, often outweigh the initial investment. An item focusing on the initial capital investment required for the integration of renewable energy sources provides a comprehensive exploration of the financial aspects associated with adopting sustainable energy solutions. It delves into the various components that contribute to the upfront costs, elucidating the considerations involved in selecting specific renewable technologies such as solar, wind, or geothermal. The item elucidates the significance of site assessments, emphasizing the need for thorough studies to evaluate resource potential and address environmental concerns.

It sheds light on the procurement and installation of essential equipment, encompassing solar panels, wind turbines, and infrastructure necessary for grid connection or energy storage. Furthermore, the item discusses the critical role of engineering and design in optimizing system efficiency and compliance with regulatory standards. It recognizes the importance of navigating through permitting processes and accounting for land acquisition costs, underscoring the multifaceted nature of the initial investment. By exploring labor expenses and emphasizing the inclusion of contingency budgets to mitigate risks, the item provides valuable insights into the financial planning required for successful renewable energy integration.

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5. Smart meters in energy management

5.1 Advantages

Smart meters play a pivotal role in revolutionizing energy management through real-time monitoring and control, offering numerous advantages in the realm of efficiency, sustainability, and consumer empowerment. Unlike traditional utility meters, smart meters provide real-time data on energy consumption, enabling both consumers and utility companies to make informed decisions. One notable advantage is the ability to track energy usage patterns, allowing consumers to identify peak demand periods and adjust their behavior accordingly to optimize energy efficiency. For utility companies, smart meters facilitate better grid management by providing instantaneous insights into power distribution and demand fluctuations. This real-time monitoring enhances the overall reliability and resilience of the electrical grid.

Additionally, smart meters enable the implementation of dynamic pricing models, encouraging consumers to shift their energy consumption to off-peak hours, contributing to load balancing, and reducing overall energy costs. The two-way communication capabilities of smart meters empower consumers to actively participate in demand-response programs, fostering a more interactive and sustainable energy ecosystem. In essence, smart meters serve as a cornerstone in modern energy management systems, offering a pathway toward a more efficient, responsive, and environmentally conscious energy infrastructure. ICT has several roles in smart grids.

Hence, the identification of faults in a specific grid section and promptly communicating them to other interconnected sections hold significant importance for ensuring the seamless operation of smart grids overall. In these aspects, Information and Communication Technology (ICT) plays pivotal roles, with the additional capability of autonomously addressing various issues [13].

Smart meters play a crucial role in facilitating demand-response initiatives within energy management systems, offering several advantages that contribute to a more flexible and responsive grid. One key advantage lies in the ability of smart meters to provide real-time data on energy consumption patterns. This enables utilities to identify peak demand periods and implement demand-response programs to curtail energy usage during these times. Through the two-way communication capabilities of smart meters, utilities can remotely and proactively communicate with consumers, encouraging them to reduce their electricity consumption during high-demand periods. This not only helps in preventing grid overloads but also minimizes the need for additional power generation, reducing stress on the overall energy infrastructure. The smart meter serves a dual function, acting as both a monitoring and control tool. It gathers data on the energy consumption from all areas continuously and updates this information to the utility, facilitating load demand forecasting [14].

Moreover, smart meters enable the implementation of dynamic pricing models, allowing utilities to adjust electricity rates based on demand fluctuations. This incentivizes consumers to shift their energy consumption to off-peak hours when electricity costs are lower, contributing to load balancing and optimizing the utilization of available resources. In essence, the integration of smart meters in demand-response programs enhances the overall efficiency and reliability of the electrical grid while empowering consumers to actively participate in sustainable energy practices. In Europe, significant industrial clients are enticed to participate in demand-response (DR) initiatives through the implementation of time-of-use pricing and interruptible tariffs. Additionally, certain industries employ substantial load avoidance criteria as a means to qualify for incentives through DR [15].

5.2 Challenges

While smart meters offer numerous benefits in energy management, their deployment raises valid concerns about privacy and security. One significant disadvantage is the potential invasion of privacy due to the granular data collected by smart meters. These devices provide detailed information about a household’s energy consumption patterns, daily routines, and even specific appliance usage. The aggregation of such data raises concerns about the potential misuse or unauthorized access, posing a threat to individuals’ privacy. Additionally, smart meters operate within a connected network, making them susceptible to cybersecurity threats. Unauthorized access to the metering data can lead to privacy breaches, exposing sensitive information about residents.

There is also the risk of malicious attacks on the grid infrastructure, potentially disrupting the reliability of the entire energy system. To address these concerns, stringent cybersecurity measures must be implemented to safeguard the data transmitted by smart meters. Moreover, clear and robust privacy policies and regulations are essential to ensure that consumer data is handled responsibly and ethically, mitigating the potential downsides associated with the deployment of smart meters in residential and commercial settings. Balancing the advantages of smart meters with robust privacy and security measures is crucial for fostering public trust and ensuring the responsible implementation of these technologies. Encryption is an often advocated measure for data security and privacy, but it is not effective against several classes of attacks in industrial control systems, and it can severely decrease visibility and monitorability of smart grid networks [14].

The deployment of smart meters in energy management systems presents inherent challenges, particularly in the realms of privacy and integration. One notable disadvantage is the potential compromise of privacy due to the detailed and real-time data collection capabilities of smart meters. The granularity of information renewable energy sources (RES) integrated into smart grids offer advantages, including enhanced peak demand management that contributes to the overall reliability and efficiency of the smart grid (SG). The SG achieves greater efficiency and dependability with a reduction in power quality issues and voltage regulation challenges. However, in smart grid applications, challenges arise concerning security, safety, and reliability. These challenges can be addressed through the implementation of a high-quality subsystem and advanced communication technologies. Regarding residents’ energy consumption patterns can lead to concerns about the intrusive monitoring of individuals’ daily activities and routines [16]. Apart from the utility and consumers, there is a risk of unauthorized data exposure, potentially allowing illegal entities to identify the population of a specific locality. Smart Meters (SM), along with communication technologies, offer the option of exchanging information with other SMs. This becomes problematic when consumers are uninterested in authenticating their energy information within their neighborhood. Smart grids, being connected to various operating conditions and protocols through the Internet, are susceptible to cyber-attacks, leading to serious issues such as damage and failure of smart grid subsystems [17].

Balancing the benefits of improved energy management with the protection of personal privacy is a delicate challenge. Additionally, the integration of smart meters into existing infrastructure poses technical challenges. Compatibility issues may arise when trying to integrate these advanced metering systems with legacy grid components and communication protocols. Retrofitting existing systems to accommodate smart meters can be complex and may require significant investments in upgrading infrastructure. Moreover, the diverse communication technologies employed by smart meters can lead to interoperability challenges, hindering seamless integration into a cohesive energy management network. Addressing these challenges requires careful consideration of privacy protection measures and systematic integration planning to ensure the effective deployment of smart meters without compromising individual privacy or disrupting the stability of existing energy infrastructure.

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6. Achieving synergy: overcoming challenges

In the pursuit of achieving synergy within organizational frameworks, the role of Information and Communication Technology (ICT) is pivotal, albeit not without its challenges. ICT serves as a cornerstone in fostering collaboration, providing the necessary tools and platforms for seamless communication and information exchange. However, challenges such as technological disparities, data security concerns, and resistance to technological adoption can impede the effective integration of ICT into collaborative processes. Addressing these challenges requires strategic planning, investment in up-to-date technologies, and comprehensive training programs to ensure that teams can leverage ICT tools to their full potential. Moreover, as organizations increasingly rely on digital platforms for collaborative work, ensuring the resilience and cybersecurity of ICT infrastructure becomes paramount. Overcoming these challenges allows organizations to harness the power of ICT, enhancing communication, promoting collaboration, and ultimately contributing to the successful attainment of synergy in a dynamic and interconnected business environment [13].

Due to security concerns, consumers risk compromising their privacy and safety when using public cloud services. Preserving confidentiality in data becomes a crucial challenge in deploying cloud computing for smart grids (SG). Individual data, such as energy consumption and home appliance usage, needs secure storage and management. In ensuring cloud confidentiality, attention should be directed toward the consistency and secure transfer of data. Cloud computing stores data in various locations, each maintained and controlled by the respective business or society [18].

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7. Study of case

This case study explores the implementation of a grid zero system in a farm setting, Figure 3, leveraging the capabilities of three Growatt MIN10000TL-X inverters. The objective is to achieve energy independence and sustainability by integrating renewable energy sources with smart metering technology. The study delves into the technical aspects, challenges, and benefits of this innovative solution. Subsequently, we shall demonstrate how technology with grid zero and its advantages can be demonstrated.

Figure 3.

Project site situation plan. Source: Google Earth.

7.1 Objectives

As the demand for sustainable energy solutions rises, the agricultural sector is increasingly turning toward renewable energy sources to meet its power needs. This case study focuses on the deployment of three Growatt MIN10000TL-X inverters in a farm setting, aiming to achieve grid zero status through the integration of solar energy and smart metering.

The primary objectives of this case study are to:

  1. Analyze the technical specifications of Growatt MIN10000TL-X inverters.

  2. Investigate the installation process and challenges faced.

  3. Evaluate the impact of integrating smart meters for efficient energy management.

  4. Assess the overall performance and benefits of the grid zero system.

7.2 Technical specifications of Growatt MIN10000TL-X inverters

7.2.1 Inverter features

A detailed examination of the technical features of Growatt MIN10000TL-X inverters, highlighting their suitability for agricultural applications, is provided. In Figure 3, the installation of inverters is shown, at picture show three inverters power 10 kW each totally 30 kW. Capacity/Power Rating: The “MIN10000” in the model name suggests a capacity or power rating of 10,000 W or 10 kW.

  • Type of inverter: it could be a grid-tied inverter, which is designed to synchronize with the utility grid.

  • Efficiency: look for information on the inverter’s efficiency, which indicates how effectively it converts DC power from solar panels to AC power for use in your home or to feed back into the grid.

  • Maximum Power Point Tracking (MPPT): many inverters use MPPT technology to optimize the power output from solar panels by adjusting the operating point.

  • LCD display/communication: a user-friendly display or interface that provides information about the system’s performance, including power output, energy production, and potential issues.

  • Monitoring and communication options: some inverters offer monitoring features that allow you to track your system’s performance remotely. This could include WiFi or Ethernet connectivity.

  • Protection features: inverters often come with built-in protection mechanisms such as overvoltage protection, overcurrent protection, and anti-islanding protection.

  • Cooling system: inverters may have a cooling system, such as fans or heatsinks, to prevent overheating during operation.

  • Compliance with standards: check whether the inverter complies with relevant industry standards and certifications.

  • Warranty: inverter warranties typically cover a certain number of years. Verify the warranty period and what it covers.

7.3 Installation process and challenges

7.3.1 System configuration

Step-by-step description of the installation process, emphasizing the integration of three Growatt MIN10000TL-X inverters into the farm’s power infrastructure. System has 78 modules, model SS-560-12MDH, manufactured by SUNOVA, each inverters have 28 modules totally 43.68 kWp (Figure 4).

  1. Successfully configured and integrated three Growatt MIN10000TL-X inverters into a solar power system, collaborating with cross-functional teams to achieve a total capacity of 43.68 kWp.

  2. Led the planning and execution of the solar panel array, including the installation and wiring of 78 SUNOVA SS-560-12MDH solar modules, optimizing their placement for maximum sunlight exposure and energy efficiency.

  3. Conducted detailed site assessments to identify optimal locations for solar panel arrays and inverter placement, taking into account factors such as sunlight exposure, shading, and available space.

  4. Designed and implemented the DC string configuration for the solar modules, ensuring compliance with inverter specifications and maximizing the system’s overall performance.

  5. Ensured adherence to local electrical codes and safety regulations throughout the entire system configuration process, prioritizing safety and efficiency.

  6. Configured Growatt MIN10000TL-X inverters based on manufacturer guidelines, including settings for power output, grid synchronization, and communication interfaces.

  7. Conducted thorough testing and commissioning procedures to validate the functionality and reliability of the entire solar power system.

Figure 4.

Smart meter by Growatt applied to the plant. Source: Author himself.

7.3.2 Challenges faced

This part addresses the challenges encountered during the installation phase, such as grid instability, environmental considerations, and any regulatory or compliance issues. Solutions and strategies employed to overcome these challenges are discussed. Among various responsibilities, information management’s operational tasks encompass ensuring the safety of the grid against external threats. It is essential to address internal disruptions effectively to maintain a secure power supply. This is especially crucial when considering the 40.2 million homes in Germany [12].

7.4 Integration of smart meters for efficient energy management

7.4.1 Importance of smart meters

Smart meters play a crucial role in monitoring, controlling, and optimizing energy consumption. This section explores the integration of smart meters into the grid zero system to enhance energy management capabilities.

  1. By helping consumers to understand their energy usage and make informed decisions about how to reduce it, smart meters can help to lower energy bills

  2. Grid zero systems can provide greater energy security by reducing reliance on the traditional power grid, which can be vulnerable to outages and disruptions.

  3. By promoting the use of renewable energy, grid zero systems can help to reduce greenhouse gas emissions and combat climate change.

7.4.2 Real-time monitoring and control

The case study highlights the features and benefits of real-time monitoring and control enabled by smart meters, providing farmers with valuable insights into their energy usage patterns. Below is a description of the connectivity of smart meters used on the plant. Table 1 describes protocol of communication on the plant and interface.

Communication
InterfaceRS482
Baud rate9600
Communication protocolModbus RTU

Table 1.

Smart meter communication protocol.

Subsequently, elaborate on how it is employed from the consumer’s standpoint for predicting renewable energy needs and managing energy. The sophistication of smart grids makes them increasingly vulnerable to cyber threats due to the monitoring and scrutiny of the Internet of Things (IoT) being conducted through public network connections, as illustrated in Figure 5.

Figure 5.

IoT in smart grid. Source: Ref. [7].

Therefore, below demonstrates the characteristic of the smart meter used in the plant to manage the inverter injection power, below, and Table 2 shows the measurements made “on site.”

  • Real-time monitoring: Growatt smart meters provide real-time insights into your energy consumption. With instantaneous data updates, users can gain a comprehensive understanding of how electricity is being utilized within their premises.

  • Remote accessibility: offering convenience at your fingertips, these smart meters can be accessed remotely. Through a user-friendly interface, you can monitor and analyze energy usage from the comfort of your smartphone or computer.

  • Accurate measurement: Growatt’s commitment to precision is reflected in the accurate measurement capabilities of their smart meters. Users can trust the data generated by these devices to make informed decisions about energy conservation and optimization.

  • Data logging: detailed historical data logging allows users to track energy consumption patterns over time. This comprehensive historical perspective empowers users to make data-driven decisions for enhanced energy efficiency.

  • Compatibility: Growatt smart meters are designed to seamlessly integrate with other energy management systems, making them a versatile choice for both residential and commercial applications. Compatibility with solar inverters and other renewable energy sources ensures a holistic approach to energy management.

  • User-friendly interface: the intuitive user interface of Growatt smart meters simplifies the monitoring process. Users, regardless of their technical expertise, can navigate through the data effortlessly, gaining valuable insights into their energy consumption.

Measurement (Un)Power export (kW)Limit inverter (kW)Percentage (%)
180880
260660
340440

Table 2.

Measurements taken on site.

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8. Conclusion

In conclusion, the integration of renewable sources with smart meters offers a promising avenue for enhancing energy efficiency and mitigating the challenges associated with power flow inversion. The advantages of renewable sources, such as sustainability and reduced environmental impact, align with the goals of creating a cleaner and more resilient energy infrastructure. When coupled with the real-time monitoring and control capabilities of smart meters, the synergy between these technologies becomes apparent. Smart meters provide critical insights into energy consumption patterns, enabling more informed decision-making for both consumers and utility companies. However, it is essential to acknowledge the potential disadvantages, including concerns about privacy, security, and the need for substantial initial capital investments. Striking a balance between maximizing the benefits of renewable sources and smart meters while addressing these challenges requires careful planning, robust cybersecurity measures, and a commitment to consumer privacy. As we navigate the complexities of our energy landscape, leveraging the advantages and addressing the disadvantages of these technologies is paramount for a sustainable and efficient energy future.

References

  1. 1. MacQuarie University Sydney 2016 “Evaluation is Assessing Achievements. Available from: http://www.staff.mq.edu.au/teaching/ [Accessed: November 25, 2016]
  2. 2. Fehr M. Independent power projects in sub-Saharan Africa: Investment trends and policy lessons. Energy Policy. 108:390-424. Available from: http://ufdcimages.uflib.ufl.edu/AA/00/00/03/83/00121/AA00000383_00121_00078.pdf [Accessed: November 16, 2016]
  3. 3. Matos LM. Collaborative smart grids—A survey on trends. Renewable and sustainable Energy Reviews, Energy Policy. 65:283-294. Available from: http://ufdcimages.uflib.ufl.edu/AA/00/00/03/83/00121/AA00000383_00121_00078.pdf [Accessed: November 16, 2016]
  4. 4. Energieinformationsnetze und -systeme: Bestandsaufnahme und Entwicklungstendenzen. Ein Positions papier der Informationstechnischen Gesellschaft im VDE (ITG)Watson R, Boudreau M, Chen A. Information systems and environmentally sustainable development: Energy informatics and new directions for the IS community. Management Information Systems Quarterly. 2010;34:23-38
  5. 5. Atkins P. Smart Meters and Smart-Enabled Prepaid Meters Project. Department of Economic Development and Tourism, Western Cape Government; 2014. Available from: http://ufdcimages.uflib.ufl.edu/AA/00/00/03/83/00121/AA00000383_00121_00078.pdf [Accessed: November 16, 2016]
  6. 6. Araújo E. Canal Solar. 2024. Available from: https://canalsolar.com.br/reprovacao_de_projetos_a_inversao_de_fluxo_de_potencia_e_de_fato_um_problema [Accessed: January 06, 2024]
  7. 7. Vinoth Kumar P, VenkataRavindra K, Kumar TNVLN. Smart grid issues and challenges. International Journal of Recent Technology and Engineering (IJRTE). Sep 2019;8(3):4628-4632. DOI: 10.35940/ijrte.C6836.098319. ISSN: 2277-3878
  8. 8. Fehr M. Quality as a fraction of what is considered perfect (in Portuguese), A qualidade como fração do que é perfeito. Informativo CFQ – Órgão Oficial do CFQ, Rio de Janeiro BR. 1992, 1992;21(5/6):4 (part 1); 21(7/8);2 (part 2). Available from: http://manfredfehr.com.br/qualidade1.pdfhttp://manfredfehr.com.br/qualidade2.pdf [Accessed: December 06, 2016]
  9. 9. Bella G et al. The relationship among CO2 emissions, electricity power consumption and GDP in OECD countries. Journal of Policy Modeling. 2014;36(6):970-985. DOI: 10.1016/j.jpolmod.2014.08.006
  10. 10. Jagstaidt U. Informationsmanagement: Planung, Überwachungund Steuerung der Informationsinfrastruktur. München Oldenbourg Wissenschaftsverlag
  11. 11. Smadi AA, Ajao BT, Johnson BK, Lei H, Chakhchoukh Y, Al-Haija QA. A comprehensive survey on cyber-physical smart grid testbed architectures: Requirements and challenges. Electronics. 2021;10:1043
  12. 12. Budka KC, Deshpande JG, Thotton M. Communication Networks for Smart Grids. Vol. 34(4). Springer Verlag; 2014. pp. 347-372. DOI: 10.5840/teachphil201134447 [Accessed: January 14, 2024]
  13. 13. Measurement, control, and monitoring in smart grids using NBIoT. In: Proc. of Sixth IEEE International Conference on Inventive Computation Technologies (ICICT). pp. 1217-1222 [Accessed: January 14, 2024]
  14. 14. Security and privacy in smart grids: Challenges, current solutions and future opportunities. Energy Policy. 65:283-294. Available from: https://www.researchgate.net/publication/339815575_Security_and_Privacy_in_Smart_Grids_Challenges_Current_Solutions_and_Future_Opportunities [Accessed: January 14, 2024]
  15. 15. Torriti J, Hassan MG, Leach M. Demand response experience in Europe: Policies, programmes and implementation. Energy. 2010;35:1575-1583
  16. 16. Otuoze AO, Mustafa MW, Larik RM. Smart grids security challenges: Classification by sources of threats. Journal of Electrical Systems and Information Technology. 2018;5(3):468-483
  17. 17. Pandey RK, Misra M. Cyber security threats—Smart grid infrastructure. In: 2016 National Power Systems Conference (NPSC); Bhubaneswar. 2016. pp. 1-6
  18. 18. Jahankhani H, Carlile A, Akhgar B, Taal A, Hessami AG, Hosseinian-Far A. Global security, safety and sustainability: Tomorrow’s challenges of cyber security. In: 10th International Conference, ICGS3 2015; September 15-17, 2015. London, UK: Springer; 2015

Written By

Effrain Roney Bernardes

Submitted: 18 January 2024 Reviewed: 19 January 2024 Published: 03 July 2024