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Application of multi-objective optimisation for resolving conflicts when selecting windows

Jalilzadehazhari, Elaheh ; Pardalis, Georgios LU ; Johansson, Jimmy and Johansson, Peter (2019) 9th International Conference on Sustainable Development in the Building and Environment(SuDBE2019)& the International Forum of Green and Healthy Buildings
Abstract
Sweden passed legislation to achieve a target of net zero greenhouse gas emissions by the end of 2045. The Energy Performance of Building Directive further obliged European countries to ensure zero-energy building codes and improve the quality of indoor environments when buildings are renovated, as approximately 40% of total greenhouse gas emissions in Sweden are produced while heating buildings. Windows currently play a significant role in improving the quality of indoor environments and cutting total energy consumption, thereby reducing greenhouse gas emissions and mitigating environmental impact. Selecting a suitable window design is a complicated task compounded by two main difficulties: i) the availability of multiple window designs,... (More)
Sweden passed legislation to achieve a target of net zero greenhouse gas emissions by the end of 2045. The Energy Performance of Building Directive further obliged European countries to ensure zero-energy building codes and improve the quality of indoor environments when buildings are renovated, as approximately 40% of total greenhouse gas emissions in Sweden are produced while heating buildings. Windows currently play a significant role in improving the quality of indoor environments and cutting total energy consumption, thereby reducing greenhouse gas emissions and mitigating environmental impact. Selecting a suitable window design is a complicated task compounded by two main difficulties: i) the availability of multiple window designs, each with a different glazing system, size, form and position; and ii) conflict between visual comfort, thermal comfort and energy consumption. Previous studies have primarily analysed a limited selection of window designs; however, analysing a wide variety of glazing systems, sizes, forms and positions will help resolve the above mentioned difficulties, thereby ensuring zero-energy building codes while improving the quality of an indoor environment. A multi-objective optimisation was therefore completed to analyse the performance of a wide variety of window design variables and select suitable designs for an office room in Sweden. The results show the potential of multi-objective optimisation to resolve the difficulties of selecting suitable window designs. (Less)
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author
; ; and
publishing date
type
Contribution to conference
publication status
published
subject
keywords
energy consumption, thermal comfort, visual comfort
conference name
9th International Conference on Sustainable Development in the Building and Environment(SuDBE2019)& the International Forum of Green and Healthy Buildings
conference location
Cambridge, United Kingdom
conference dates
2019-07-22 - 2019-07-28
language
English
LU publication?
no
id
90c56821-2cc9-4ff1-912a-e510f0fdb31d
date added to LUP
2023-09-19 15:45:07
date last changed
2023-09-20 08:03:15
@misc{90c56821-2cc9-4ff1-912a-e510f0fdb31d,
  abstract     = {{Sweden passed legislation to achieve a target of net zero greenhouse gas emissions by the end of 2045. The Energy Performance of Building Directive further obliged European countries to ensure zero-energy building codes and improve the quality of indoor environments when buildings are renovated, as approximately 40% of total greenhouse gas emissions in Sweden are produced while heating buildings. Windows currently play a significant role in improving the quality of indoor environments and cutting total energy consumption, thereby reducing greenhouse gas emissions and mitigating environmental impact. Selecting a suitable window design is a complicated task compounded by two main difficulties: i) the availability of multiple window designs, each with a different glazing system, size, form and position; and ii) conflict between visual comfort, thermal comfort and energy consumption. Previous studies have primarily analysed a limited selection of window designs; however, analysing a wide variety of glazing systems, sizes, forms and positions will help resolve the above mentioned difficulties, thereby ensuring zero-energy building codes while improving the quality of an indoor environment. A multi-objective optimisation was therefore completed to analyse the performance of a wide variety of window design variables and select suitable designs for an office room in Sweden. The results show the potential of multi-objective optimisation to resolve the difficulties of selecting suitable window designs.}},
  author       = {{Jalilzadehazhari, Elaheh and Pardalis, Georgios and Johansson, Jimmy and Johansson, Peter}},
  keywords     = {{energy consumption; thermal comfort; visual comfort}},
  language     = {{eng}},
  title        = {{Application of multi-objective optimisation for resolving conflicts when selecting windows}},
  year         = {{2019}},
}