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Simulation of Occupancy and CO 2 -based Demand-controlled Mechanical Ventilation Strategies in an Office Room Using EnergyPlus

Abstract

Buildings are responsible for a large sharing of energy consumption worldwide. Among all energy services in buildings, heating, ventilation and air conditioning systems not only account for a significant part of energy consumption but they are also highly influential on indoor climate and occupants' satisfaction in consequence. In this paper, four demand-controlled ventilation strategies based on occupancy schedule period, occupancy level and indoor concentration of CO2 in an office room have been studied. The indoor air quality as well as the energy consumption levels associated to each demand-controlled ventilation strategy were assessed through simulations performed using EnergyPlus. The results showed the best suited ventilation strategies for the office room that can provide acceptable level of indoor air quality with the least energy use. Furthermore, three sensitivity analyses were performed in order to assess the influence of changing different criteria on the energy consumption and indoor air quality.

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Simulation of Occupancy and CO 2 -based Demand-controlled Mechanical Ventilation Strategies in an Office Room Using EnergyPlus

Author: Chenari, Behrang,Lamas, Francisco B.,Gaspar, Adélio R.,Silva, Manuel G. da
Year: 2017
DOI: 10.1016/j.egypro.2017.04.013
Source: https://estudogeral.uc.pt/bitstream/10316/102105/1/1-s2.0-S1876610217321367-main.pdf
1876-6102 © 2017 The Au ho s. Published by Else ie L d. This is an open access a icle unde he CC BY-NC-ND license
(h p://c ea i ecommons.o g/licenses/by-nc-nd/4.0/).
Pee - e iew unde esponsibili y o he scien i ic commi ee o he In e na ional Scien i ic Con e ence “En i onmen al and Clima e Technologies”.
doi: 10.1016/j.egyp o.2017.04.013
Ene gy P ocedia 113 ( 2017 ) 51 – 57
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A ailable online a www.sciencedi ec .com
© 2017 The Au ho s. Published by Else ie L d. This is an open access a icle unde he CC BY-NC-ND license
(h p://c ea i ecommons.o g/licenses/by-nc-nd/4.0/).
Pee - e iew unde esponsibili y o he scien i ic commi ee o he In e na ional Scien i ic Con e ence “En i onmen al and
Clima e Technologies”.
52 Beh ang Chena i e al. / Ene gy P ocedia 113 ( 2017 ) 51 – 57
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