Sensitivity analysis of building energy models due to the shading effect of surrounding buildings to support building renovation

dc.contributor.authorDaneshfar, Maryam
dc.contributor.authorHartmann, Timo
dc.contributor.authorRabe, Jochen
dc.date.accessioned2022-11-29T13:28:05Z
dc.date.available2022-11-29T13:28:05Z
dc.date.issued2022
dc.date.updated2022-09-16T03:38:16Z
dc.description.abstractBuilding energy simulation is an analytical process to help building owners and designers evaluate the energy performance of the building. Uncertainty in the building energy modelling influences the building renovation from two perspectives: 1) calculating as-built energy consumption, 2) analysing the energy performance of renovation alternatives. Energy models can enhance by incorporating contextual and surrounding data. To this aim, we conducted a systematic study to investigate the effect of surrounding buildings in different distances, heights, and orientations in studying the as-built energy consumption of an example building. The research also investigates the impact of a specific surrounding building on the energy performance of three different renovation alternatives, namely the modification of windows, external walls, and roofs. The results demonstrate that a higher height to distance ratio of the surrounding buildings influences the energy consumption more dramatically. In addition, a surrounding building located in the south direction causes more effect on the energy result than other directions when the building is in the northern hemisphere. For renovation scenarios, if there is a specific building in the south of the building under renovation, the window modification leads to less energy consumption than other renovation scenarios. The paper discusses that for renovation projects, an initial examination of surrounding buildings before selecting the renovation alternative is crucial; since different placements of surrounding buildings can affect the performance of renovation scenarios differently, which can cause a variation in the cost of renovation.en
dc.description.sponsorshipEC/H2020/820553/EU/Harmonised Building Information Speedway for Energy-Efficient Renovation/BIM-SPEED
dc.identifier.eissn1755-1315
dc.identifier.issn1755-1307
dc.identifier.urihttps://depositonce.tu-berlin.de/handle/11303/17743
dc.identifier.urihttps://doi.org/10.14279/depositonce-16529
dc.language.isoen
dc.relation.issupplementedbyhttp://dx.doi.org/10.14279/depositonce-15133
dc.rights.urihttps://creativecommons.org/licenses/by/3.0/
dc.subject.ddc620 Ingenieurwissenschaften und zugeordnete Tätigkeitende
dc.subject.othershading effecten
dc.subject.otherbuilding renovationen
dc.subject.othersurrounding buildingsen
dc.subject.otherbuilding energy performanceen
dc.subject.otherbuilding energy simulationen
dc.titleSensitivity analysis of building energy models due to the shading effect of surrounding buildings to support building renovation
dc.typeArticle
dc.type.versionpublishedVersion
dcterms.bibliographicCitation.articlenumber012126
dcterms.bibliographicCitation.doi10.1088/1755-1315/1078/1/012126
dcterms.bibliographicCitation.issue1
dcterms.bibliographicCitation.journaltitleIOP Conference Series: Earth and Environmental Scienceen
dcterms.bibliographicCitation.originalpublishernameIOP
dcterms.bibliographicCitation.originalpublisherplaceBristol
dcterms.bibliographicCitation.volume1078
tub.accessrights.dnbfree
tub.affiliationFak. 6 Planen Bauen Umwelt::Inst. Bauingenieurwesen::FG Systemtechnik baulicher Anlagen
tub.publisher.universityorinstitutionTechnische Universität Berlin

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