scholarly journals Embodied energy analysis of multi-storied residential buildings in urban India

Author(s):  
S. Bardhan
2017 ◽  
Vol 3 (1) ◽  
pp. 13-23 ◽  
Author(s):  
Alexander Hollberg ◽  
Thomas Lichtenheld ◽  
Norman Klüber ◽  
Jürgen Ruth

Author(s):  
E Dascalaki ◽  
P Argiropoulou ◽  
C A Balaras ◽  
KG Droutsa ◽  
S Kontoyiannidis ◽  
...  

2020 ◽  
Vol 12 (1) ◽  
pp. 351 ◽  
Author(s):  
Hossein Omrany ◽  
Veronica Soebarto ◽  
Ehsan Sharifi ◽  
Ali Soltani

Residential buildings are responsible for a considerable portion of energy consumption and greenhouse gas emissions worldwide. Correspondingly, many attempts have been made across the world to minimize energy consumption in this sector via regulations and building codes. The focus of these regulations has mainly been on reducing operational energy use, whereas the impacts of buildings’ embodied energy are frequently excluded. In recent years, there has been a growing interest in analyzing the energy performance of buildings via a life cycle energy assessment (LCEA) approach. The increasing amount of research has however caused the issue of a variation in results presented by LCEA studies, in which apparently similar case studies exhibited different results. This paper aims to identify the main sources of variation in LCEA studies by critically analyzing 26 studies representing 86 cases in 12 countries. The findings indicate that the current trend of LCEA application in residential buildings suffers from significant inaccuracy accruing from incomplete definitions of the system boundary, in tandem with the lack of consensus on measurements of operational and embodied energies. The findings call for a comprehensive framework through which system boundary definition for calculations of embodied and operational energies can be standardized.


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