LAPSE:2023.13724
Published Article
LAPSE:2023.13724
Take the Right Seat: The Influence of Occupancy Schemes on Performance Indicators of Lighting in Open Plan Offices
Sascha Hammes, Johannes Weninger, Rainer Pfluger, Wilfried Pohl
March 1, 2023
Work processes and sociological structures can differ significantly between organizations. These organizational aspects determine user behavior, which in turn exerts considerable influence on the key performance indicators of artificial lighting systems. Accordingly, the use of generalized assumptions about user behavior in the building design phase can lead to large discrepancies between design and operation. In the following work, the possible influences of different occupancy schemes, an essential aspect of user behavior and shaped by the organization, on energy demand and workplace-related daylight dose are evaluated. For this purpose, calculations are made based on real measurement data of an open-plan office with zoned lighting. Multi-level calculation models are used to determine improved user distributions in the room to ensure optimization according to the desired target criteria. The results show that occupancy schemes have a significant impact on energy demand, contributing significantly to overall building performance, but only slightly to workplace-related light exposure rates in terms of total daily light dose. A correlated influence on the target criteria could not be demonstrated, but given the minor influence on daily light dose, the optimization of planning and operation can be focused on energy efficiency.
Keywords
artificial lighting, assignment problems, blossom algorithm, daily light dose, Energy Efficiency, Hungarian algorithm, occupancy schemes
Suggested Citation
Hammes S, Weninger J, Pfluger R, Pohl W. Take the Right Seat: The Influence of Occupancy Schemes on Performance Indicators of Lighting in Open Plan Offices. (2023). LAPSE:2023.13724
Author Affiliations
Hammes S: Unit of Energy Efficient Building, University of Innsbruck, 6020 Innsbruck, Austria; Bartenbach GmbH, 6071 Aldrans, Austria [ORCID]
Weninger J: Bartenbach GmbH, 6071 Aldrans, Austria [ORCID]
Pfluger R: Unit of Energy Efficient Building, University of Innsbruck, 6020 Innsbruck, Austria
Pohl W: Bartenbach GmbH, 6071 Aldrans, Austria
Journal Name
Energies
Volume
15
Issue
9
First Page
3378
Year
2022
Publication Date
2022-05-06
Published Version
ISSN
1996-1073
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Original Submission
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PII: en15093378, Publication Type: Journal Article
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LAPSE:2023.13724
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doi:10.3390/en15093378
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