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A master's thesis from Aalborg University
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Data-driven Assessment of energy use and HVAC components performance: A Danish residential building

Author

Term

4. Term

Publication year

2023

Submitted on

Pages

109

Abstract

Digitalization is creating more data from homes about how buildings perform day to day. Integrated smart home systems automatically adjust temperature, lighting levels, window openings, and respond to weather. They provide insight into historical energy use and collect readings from installed sensors. This yields rich information on indoor and outdoor conditions that can be used to build more accurate baseline models of buildings—models that reflect typical real-world performance. Using real data reduces the Energy Performance Gap (the difference between predicted and actual energy use) compared with models that rely on standard inputs. It also helps identify best practices, set benchmarks for measuring and rewarding good performance, and raise occupants’ awareness of energy efficiency, which can encourage behavior change.

Digitalisering giver adgang til stadig mere data fra hjemmet om, hvordan bygninger fungerer i hverdagen. Integrerede smart home-systemer styrer automatisk temperatur, lysstyrke, vinduesåbninger og vejrkompensering. De giver indblik i historisk energiforbrug og indsamler målinger fra installerede sensorer. Det skaber et rigt datagrundlag om indendørs og udendørs forhold, som kan bruges til at opbygge mere præcise baseline-modeller af bygninger—modeller, der afspejler typisk, faktisk ydeevne. Brug af virkelige data mindsker Energy Performance Gap (forskellen mellem forudsagt og faktisk energiforbrug) sammenlignet med modeller, der bygger på standardinput. Det gør det også muligt at identificere bedste praksis, fastsætte pejlemærker for at måle og belønne god performance og øge beboernes opmærksomhed på energieffektivitet, hvilket kan føre til adfærdsændringer.

[This apstract has been rewritten with the help of AI based on the project's original abstract]