Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis

The objective of this study was to investigate the impact of thermal insulation on residential buildings to optimize energy consumption in northern Iran. Specifically, it evaluated the performance of polystyrene thermal insulation in reducing thermal loads through energy simulation analysis. DesignB...

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Main Author: Nima Amani
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2025-03-01
Series:Energy Storage and Saving
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Online Access:http://www.sciencedirect.com/science/article/pii/S277268352400058X
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author Nima Amani
author_facet Nima Amani
author_sort Nima Amani
collection DOAJ
description The objective of this study was to investigate the impact of thermal insulation on residential buildings to optimize energy consumption in northern Iran. Specifically, it evaluated the performance of polystyrene thermal insulation in reducing thermal loads through energy simulation analysis. DesignBuilder software was used as a research tool for simulation, with regional climate conditions assigned as the starting point. Energy consumption was analyzed by selecting appropriate thermal insulation for the external walls and roofs of residential buildings to achieve high energy efficiency. A residential building in Chalous city, a region with a moderate and humid climate in northern Iran, was simulated using DesignBuilder software. The study presented the minimum thermal resistance required for external walls and provided results demonstrating the effect of optimal thermal insulation implementation on reducing building energy consumption and carbon emissions. The simulation results showed that optimal thermal insulation reduced heat loss by 54.8% in walls and 53.5% in roofs. By simultaneously selecting suitable thermal insulation for both walls and roofs in moderate and humid climates, the study achieved the greatest energy savings (summer and winter: 47.2%). This optimization not only reduces costs associated with thermal and cooling energy loss but also enhances building performance against atmospheric factors and decreases energy consumption in the building sector.
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spelling doaj-art-b8a89c3873384af5b29c05ff63fb3e352025-08-20T01:54:45ZengKeAi Communications Co., Ltd.Energy Storage and Saving2772-68352025-03-0141485510.1016/j.enss.2024.11.006Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysisNima Amani0Department of Civil Engineering, Chalous Branch, Islamic Azad University, Chalous, Mazandaran, 46615-397, IranThe objective of this study was to investigate the impact of thermal insulation on residential buildings to optimize energy consumption in northern Iran. Specifically, it evaluated the performance of polystyrene thermal insulation in reducing thermal loads through energy simulation analysis. DesignBuilder software was used as a research tool for simulation, with regional climate conditions assigned as the starting point. Energy consumption was analyzed by selecting appropriate thermal insulation for the external walls and roofs of residential buildings to achieve high energy efficiency. A residential building in Chalous city, a region with a moderate and humid climate in northern Iran, was simulated using DesignBuilder software. The study presented the minimum thermal resistance required for external walls and provided results demonstrating the effect of optimal thermal insulation implementation on reducing building energy consumption and carbon emissions. The simulation results showed that optimal thermal insulation reduced heat loss by 54.8% in walls and 53.5% in roofs. By simultaneously selecting suitable thermal insulation for both walls and roofs in moderate and humid climates, the study achieved the greatest energy savings (summer and winter: 47.2%). This optimization not only reduces costs associated with thermal and cooling energy loss but also enhances building performance against atmospheric factors and decreases energy consumption in the building sector.http://www.sciencedirect.com/science/article/pii/S277268352400058XEnergy efficiencyThermal insulationResidential buildingEnergy simulationBuilding envelopeMild and humid climate
spellingShingle Nima Amani
Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis
Energy Storage and Saving
Energy efficiency
Thermal insulation
Residential building
Energy simulation
Building envelope
Mild and humid climate
title Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis
title_full Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis
title_fullStr Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis
title_full_unstemmed Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis
title_short Energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis
title_sort energy efficiency of residential buildings using thermal insulation of external walls and roof based on simulation analysis
topic Energy efficiency
Thermal insulation
Residential building
Energy simulation
Building envelope
Mild and humid climate
url http://www.sciencedirect.com/science/article/pii/S277268352400058X
work_keys_str_mv AT nimaamani energyefficiencyofresidentialbuildingsusingthermalinsulationofexternalwallsandroofbasedonsimulationanalysis