Energy Performance Optimisation of Low-Rise Lightweight Steel-Frame Houses by Evolutionary Approach

Yang Yang, Marco Cimillo*, Xi Chen

*Corresponding author for this work

Research output: Chapter in Book or Report/Conference proceedingConference Proceedingpeer-review

Abstract

China is in the process of expanding its stock of low-rise LSF buildings in suburban and rural areas. This construction system is underused compared with most developed countries, but the number of low-rise steel-framed residential buildings is projected to increase due to the current national policies promoting rural green steel-framed houses. The building envelope is the most influential design factor in energy performance, and to better understand the effects of design decisions, this article investigates its optimisation by jEPlus + EA (EnergyPlus simulation manager for parametric + Evolutionary Algorithms). The objective functions are to minimise heating and cooling needs. The variables describe the main envelope components of a low-rise lightweight steel-frame house. The results confirm a significant potential for energy saving in comparison to different benchmark specifications and demonstrate the effectiveness of the method tested in the study.

Original languageEnglish
Title of host publicationProceedings of the 2023 International Conference on Green Building, Civil Engineering and Smart City
EditorsWei Guo, Kai Qian, Honggang Tang, Lei Gong
PublisherSpringer Science and Business Media Deutschland GmbH
Pages489-497
Number of pages9
ISBN (Electronic)978-981-99-9947-7
ISBN (Print)978-981-99-9946-0
DOIs
Publication statusPublished - 2024
Event2nd International Conference on Green Building, Civil Engineering and Smart City, GBCESC 2023 - Guiyang, China
Duration: 9 Jun 202312 Jun 2023

Publication series

NameLecture Notes in Civil Engineering
Volume328 LNCE
ISSN (Print)2366-2557
ISSN (Electronic)2366-2565

Conference

Conference2nd International Conference on Green Building, Civil Engineering and Smart City, GBCESC 2023
Country/TerritoryChina
CityGuiyang
Period9/06/2312/06/23

Keywords

  • Building Energy Performance
  • Design Optimisation
  • Evolutionary Algorithms
  • Lightweight Steel-Frame Houses
  • Low-rise Housing

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