Cracking the code: mapping residential building energy performance in rural Central Asia through building typologies

Abstract Buildings in rural Central Asia have unique characteristics as they were built during the Soviet era (during 1950–1960) without any energy efficiency measures. The special and aged building stock pose a crucial challenge on energy security and energy supply. However, accurate scientific dat...

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Main Authors: Kedar Mehta, Wilfried Zörner
Format: Article
Language:English
Published: Springer 2023-11-01
Series:SN Applied Sciences
Subjects:
Online Access:https://doi.org/10.1007/s42452-023-05607-1
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author Kedar Mehta
Wilfried Zörner
author_facet Kedar Mehta
Wilfried Zörner
author_sort Kedar Mehta
collection DOAJ
description Abstract Buildings in rural Central Asia have unique characteristics as they were built during the Soviet era (during 1950–1960) without any energy efficiency measures. The special and aged building stock pose a crucial challenge on energy security and energy supply. However, accurate scientific data on their energy usage is lacking, highlighting a research gap about robust and validated methodology to determine the energy use of rural Central Asian buildings. In response to this need, this research paper proposes a set of generalised residential building typologies for rural Central Asia, with a focus on Kyrgyzstan. The study combines quantitative and qualitative methods, including household surveys, energy demand modelling, EnergyPlus simulations, and result validation. It derives energy-based building typologies from construction year and building envelope characteristics. Through numerous validated simulations, it was identified that the heat demand for rural Kyrgyz houses is 3–5 times here compared to European houses (250–400 kWh/m2). The study revealed the estimated heat demand for homes in rural Kyrgyzstan, indicating a significant potential for improving building energy efficiency in the region. These results can inform specific approaches, such as building renovation plans, energy certification, and renovation strategies. Furthermore, the validated methodology introduced offers opportunities for researchers in the field of building energy efficiency and can be applied to similar regions in Central Asia with comparable building stocks and climates.
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spelling doaj.art-ed65b5bae8e2455aa4018988f3bd33472023-11-26T13:59:08ZengSpringerSN Applied Sciences2523-39632523-39712023-11-0151212010.1007/s42452-023-05607-1Cracking the code: mapping residential building energy performance in rural Central Asia through building typologiesKedar Mehta0Wilfried Zörner1Institute of new Energy Systems (InES), Technische Hochschule IngolstadtInstitute of new Energy Systems (InES), Technische Hochschule IngolstadtAbstract Buildings in rural Central Asia have unique characteristics as they were built during the Soviet era (during 1950–1960) without any energy efficiency measures. The special and aged building stock pose a crucial challenge on energy security and energy supply. However, accurate scientific data on their energy usage is lacking, highlighting a research gap about robust and validated methodology to determine the energy use of rural Central Asian buildings. In response to this need, this research paper proposes a set of generalised residential building typologies for rural Central Asia, with a focus on Kyrgyzstan. The study combines quantitative and qualitative methods, including household surveys, energy demand modelling, EnergyPlus simulations, and result validation. It derives energy-based building typologies from construction year and building envelope characteristics. Through numerous validated simulations, it was identified that the heat demand for rural Kyrgyz houses is 3–5 times here compared to European houses (250–400 kWh/m2). The study revealed the estimated heat demand for homes in rural Kyrgyzstan, indicating a significant potential for improving building energy efficiency in the region. These results can inform specific approaches, such as building renovation plans, energy certification, and renovation strategies. Furthermore, the validated methodology introduced offers opportunities for researchers in the field of building energy efficiency and can be applied to similar regions in Central Asia with comparable building stocks and climates.https://doi.org/10.1007/s42452-023-05607-1Energy demand modellingEnergy use in buildingCentral AsiaCold-climateEnergyPlusBuilding simulation
spellingShingle Kedar Mehta
Wilfried Zörner
Cracking the code: mapping residential building energy performance in rural Central Asia through building typologies
SN Applied Sciences
Energy demand modelling
Energy use in building
Central Asia
Cold-climate
EnergyPlus
Building simulation
title Cracking the code: mapping residential building energy performance in rural Central Asia through building typologies
title_full Cracking the code: mapping residential building energy performance in rural Central Asia through building typologies
title_fullStr Cracking the code: mapping residential building energy performance in rural Central Asia through building typologies
title_full_unstemmed Cracking the code: mapping residential building energy performance in rural Central Asia through building typologies
title_short Cracking the code: mapping residential building energy performance in rural Central Asia through building typologies
title_sort cracking the code mapping residential building energy performance in rural central asia through building typologies
topic Energy demand modelling
Energy use in building
Central Asia
Cold-climate
EnergyPlus
Building simulation
url https://doi.org/10.1007/s42452-023-05607-1
work_keys_str_mv AT kedarmehta crackingthecodemappingresidentialbuildingenergyperformanceinruralcentralasiathroughbuildingtypologies
AT wilfriedzorner crackingthecodemappingresidentialbuildingenergyperformanceinruralcentralasiathroughbuildingtypologies