Hybrid mixed ventilation system aided with personalised ventilation to attain comfort and save energy

This study examined the effect of using a new control strategy for a hybrid mixed ventilation system aided with personalised ventilation (PV) units on thermal comfort and energy consumption. The natural ventilation (NV) was integrated with conventional vapor compression (VC). Meanwhile, PV units wer...

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Bibliographic Details
Main Authors: Safaa Khalil, Kamel Ghali, Nesreen Ghaddar, Mariam Itani
Format: Article
Language:English
Published: Taylor & Francis Group 2020-11-01
Series:International Journal of Sustainable Energy
Subjects:
Online Access:http://dx.doi.org/10.1080/14786451.2020.1781853
Description
Summary:This study examined the effect of using a new control strategy for a hybrid mixed ventilation system aided with personalised ventilation (PV) units on thermal comfort and energy consumption. The natural ventilation (NV) was integrated with conventional vapor compression (VC). Meanwhile, PV units were operated to maintain the occupants’ thermal comfort when NV room temperature was lower than a threshold value. Simulations were performed using Integrated Environmental Solutions-Virtual Environment for an office floor in Beirut while adopting the proposed control strategy. The case study was calibrated using measured energy consumption. The new cooling strategy resulted in operating the VC system for less hours and in 53% energy savings compared to the base case when only VC system was used.
ISSN:1478-6451
1478-646X