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article · Buildings

IoT—A Promising Solution to Energy Management in Smart Buildings: A Systematic Review, Applications, Barriers, and Future Scope

2024106 citationsOpen accessAlexandria University

In plain language

Internet of Things technology enables intelligent operations, real-time monitoring, and data-informed decision-making in smart buildings by linking diverse operational systems through sensors. An analysis of IoT features and adoption frameworks shows that deploying these systems can decrease building energy consumption by up to 30 percent and lower operating expenses by 20 percent. Beyond energy management, IoT integration supports operational efficiency and occupant comfort. However, widespread implementation continues to encounter significant hurdles. These include substantial upfront capital expenditure, which averages 15 percent of total project budgets, alongside data security challenges and the complexity of integrating diverse building systems. Overcoming these barriers requires the adoption of established processes and improved coordination among construction stakeholders, providing actionable guidance for practitioners and researchers in construction engineering and building management.

Key takeaways

  • IoT technology in smart buildings can decrease energy consumption by up to 30 percent.
  • Operating expenses in smart buildings can be reduced by 20 percent through IoT systems.
  • High initial investment averages approximately 15 percent of smart building project budgets.
  • System integration complexity and data security present major obstacles to wider deployment.
  • Successful adoption depends on developing standardised processes and strengthening coordination among stakeholders.

Why it matters

Buildings represent a significant share of worldwide energy use and greenhouse gas emissions. Demonstrating that IoT systems can deliver energy reductions of up to 30 percent and cut operating costs by 20 percent offers a strong incentive for adoption. Clarifying the financial and technical obstacles helps facility managers and planners make informed investments to improve efficiency and occupant comfort.

Commercialisation angle

The findings are relevant to building managers, construction engineering practitioners, and IoT hardware or software providers. While IoT technologies are applied and tested in building management, commercial scaling is restricted by integration complexity, security issues, and high initial costs averaging 15 percent of project budgets. Widespread market adoption depends on establishing clear implementation processes and improving collaboration across construction and technology stakeholders.

AI-generated from the published abstract. Always read the original work before citing.

Abstract

The use of Internet of Things (IoT) technology is crucial for improving energy efficiency in smart buildings, which could minimize global energy consumption and greenhouse gas emissions. IoT applications use numerous sensors to integrate diverse building systems, facilitating intelligent operations, real-time monitoring, and data-informed decision-making. This critical analysis of the features and adoption frameworks of IoT in smart buildings carefully investigates various applications that enhance energy management, operational efficiency, and occupant comfort. Research indicates that IoT technology may decrease energy consumption by as much as 30% and operating expenses by 20%. This paper provides a comprehensive review of significant obstacles to the use of IoT in smart buildings, including substantial initial expenditures (averaging 15% of project budgets), data security issues, and the complexity of system integration. Recommendations are offered to tackle these difficulties, emphasizing the need for established processes and improved coordination across stakeholders. The insights provided seek to influence future research initiatives and direct the academic community in construction engineering and management about the appropriate use of IoT technology in smart buildings. This study is a significant resource for academics and practitioners aiming to enhance the development and implementation of IoT solutions in the construction sector.

Research topics

  • Building Energy and Comfort Optimization

Sustainable Development Goals

Read the original research

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DOI: 10.3390/buildings14113446

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