بررسی الگوی هوشمند کاهش مصرف انرژی شهرها با رویکرد توسعه پایدار مطالعه موردی: شهر نجف‌آباد

A B S T R A C T
In recent decades, unbridled urbanization and escalating energy demand have posed critical environmental and economic challenges globally. Cities, as primary energy consumption hubs, account for over 70% of greenhouse gas emissions. The concept of sustainable development, emphasizing a balance between present needs and resource preservation for future generations, necessitates a transition from traditional consumption patterns toward the smart city paradigm. Najafabad, a significant developing city in Isfahan Province, faces serious energy resource management challenges due to its specific climatic conditions, industrial status, and population growth. This study aims to investigate the smart pattern of urban energy consumption reduction in Najafabad with a sustainable development approach. Employing the Analytic Hierarchy Process (AHP) to prioritize energy optimization indicators and the SWOT analysis to evaluate strengths, weaknesses, opportunities, and threats, the findings revealed that the "Infrastructural and Physical" criterion (weight: 0.632) and the "Environmental and Sustainability" criterion (weight: 0.502) were identified as the most significant factors. The SWOT analysis yielded a total internal factors score of -0.199 and a total external factors score of +0.181. Consequently, energy consumption optimization in Najafabad is feasible only through an integrated smart city and sustainable development approach, adopting a defensive (W-O) strategy that emphasizes overcoming weaknesses by leveraging opportunities, including the modernization of deteriorated infrastructure, synchronization with renewable energy technologies, and enhancement of public awareness to reform consumption patterns.
Extended Abstract
Introduction
In recent decades, unbridled urbanization and escalating energy demand have emerged as one of the most critical environmental and economic challenges worldwide. Cities, as primary hubs of energy consumption, account for over 70 percent of global greenhouse gas emissions. Within this context, the concept of "sustainable development" serves as a fundamental strategy, emphasizing a balance between present needs and the preservation of resources for future generations—a balance that necessitates a transition from traditional consumption patterns toward the "smart city" paradigm. Najafabad, as one of the significant and developing cities of Isfahan Province, faces serious challenges in energy resource management due to its specific climatic conditions, industrial status, and population growth. Preliminary investigations indicate that the absence of smart patterns in urban infrastructure, heating and cooling systems, and distribution network management has resulted in considerable energy waste within the city. Despite existing potentials, no coherent, scientific, and technology-driven model has yet been formulated for optimal energy management in Najafabad. Accordingly, the central research question of the present paper is: How can an indigenous and practical pattern for energy consumption reduction in Najafabad be designed through the integration of smart technologies and sustainable development indicators? The absence of such a model at the urban management level perpetuates inefficient practices and renders the city more vulnerable to energy price fluctuations and environmental crises. Consequently, this study seeks to provide a pattern that, through precise recognition of the current situation and analysis of strengths and weaknesses, not only reduces energy costs but also enhances citizens' quality of life and safeguards sustainable resources for future generations in Najafabad.
 
Methodology
This research is applied in terms of purpose and descriptive-analytical in nature, conducted through a multi-criteria decision-making approach and strategic planning. The research process comprised four main stages: (1) identification of indicators affecting urban energy consumption reduction; (2) prioritization of indicators using the Analytic Hierarchy Process (AHP); (3) analysis of the internal and external environment utilizing the SWOT model; and (4) formulation of smart city development strategies. Data were collected from two sources: library-based and field-based. In the library-based section, scientific articles, urban development documents, Najafabad Municipality reports, and studies related to smart cities, sustainable development, and energy management were reviewed. In the field-based section, required information was gathered through AHP pairwise comparison questionnaires and SWOT internal and external factor evaluation questionnaires. The statistical population of the study comprised experts in the fields of urban planning, urban management, energy, architecture, and faculty members from relevant universities. The research sample was selected through purposive sampling, as only individuals possessing specialized knowledge and executive experience in the domains of smart cities and energy management were eligible to participate in the decision-making process. The number of participating experts was 20.
 
Results and Discussion
The findings of this research demonstrated that infrastructural and physical criteria carried the greatest weight in designing the smart pattern for energy consumption reduction in Najafabad. This outcome indicates that the realization of a smart city is not feasible solely through the deployment of information and communication technologies; rather, it necessitates the modernization of urban infrastructure, enhancement of building energy efficiency, development of smart electricity grids, and establishment of an integrated urban data management system. In effect, technology can lead to energy consumption reduction only when applied within a context of adequate infrastructure, efficient governance, and coherent spatial planning.
Field investigations and available documentation reveal that extensive areas of Najafabad's urban fabric, particularly in central and historic neighborhoods such as Abbasabad and Mahmudabad, comprise deteriorated structures with inadequate thermal insulation (windows, walls, and roofs), resulting in substantial energy waste during both cold and hot seasons. Furthermore, electricity and water distribution networks in certain parts of the city are dilapidated, and energy loss during transmission is clearly observable. These realities substantiate the high priority assigned to the infrastructural and physical criterion in designing the energy consumption reduction pattern.
 
Conclusion
The integration of analytical findings with the objective realities of Najafabad indicates that the W-O strategic pattern, based on overcoming structural weaknesses through the utilization of existing opportunities—particularly solar energy potential, a young population, and the city's developing structure—can be proposed as the most effective strategy for reducing energy consumption in this city. Its implementation necessitates the simultaneous modernization of physical infrastructure, integration of information systems, investment in smart technologies, and enhancement of public awareness through educational and incentive programs.
The research findings indicate that the realization of a smart city in Najafabad should not be confined solely to the development of information technology infrastructure; rather, this process must be pursued within the framework of integrated urban planning. Within this framework, the development of smart transportation, optimization of energy consumption in public buildings, deployment of smart consumption monitoring systems, utilization of renewable energy sources, and enhancement of citizen participation must be simultaneously placed on the urban management agenda. This approach aligns with the recommendations of UN-Habitat (2024) and the ISO 37122 standard, which conceptualize the smart city as the product of interaction among technology, governance, environment, economy, and social participation.
 
Funding
There is no funding support.
 
Authors’ Contribution
All of the authors approved thecontent of the manuscript and agreed on all aspects of the work.
 
Conflict of Interest
Authors declared no conflict of interest.
 
Acknowledgments
We are grateful to all the scientific consultants of this paper.