Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a Condominium

In the international movement to combat the threat of climate change, the timely implementation of residential energy-saving practises is becoming an urgent issue. Because the number of apartments is increasing, we analysed data from home energy management systems (HEMSs) and data from questionnaire...

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Main Authors: Kazui Yoshida, Hom B. Rijal, Kazuaki Bogaki, Ayako Mikami, Hiroto Abe
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/24/8572
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author Kazui Yoshida
Hom B. Rijal
Kazuaki Bogaki
Ayako Mikami
Hiroto Abe
author_facet Kazui Yoshida
Hom B. Rijal
Kazuaki Bogaki
Ayako Mikami
Hiroto Abe
author_sort Kazui Yoshida
collection DOAJ
description In the international movement to combat the threat of climate change, the timely implementation of residential energy-saving practises is becoming an urgent issue. Because the number of apartments is increasing, we analysed data from home energy management systems (HEMSs) and data from questionnaire surveys of 309 households in a condominium. We focused on the seasonal variation in air-conditioning (AC) use in living-dining rooms to determine the tendency of energy use for heating/cooling related to the characteristics of flats, the profiles of residents, and energy-saving behaviours. In winter, 80% of residents mainly used gas floor heating rather than AC and 24% did not use AC in winter. In households where someone stays home for long hours, they prefer gas floor heating rather than AC in winter. These households also tend to engage in energy-saving behaviours to adjust the indoor thermal environment. There are several types of energy-saving lifestyles; therefore, effective energy-saving measures should be considered for both energy efficiency and the thermal comfort of residents.
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spelling doaj.art-2bf33137ad7c4f828e446eced511c90d2023-11-23T08:09:09ZengMDPI AGEnergies1996-10732021-12-011424857210.3390/en14248572Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a CondominiumKazui Yoshida0Hom B. Rijal1Kazuaki Bogaki2Ayako Mikami3Hiroto Abe4Graduate School of Environmental and Information Studies, Yokohama Campus, Tokyo City University, Yokohama 224-8551, JapanGraduate School of Environmental and Information Studies, Yokohama Campus, Tokyo City University, Yokohama 224-8551, JapanGraduate School of Environmental and Information Studies, Yokohama Campus, Tokyo City University, Yokohama 224-8551, JapanTokyo Gas Co., Ltd., Tokyo 105-8527, JapanTeamnet Inc., Tokyo 155-0033, JapanIn the international movement to combat the threat of climate change, the timely implementation of residential energy-saving practises is becoming an urgent issue. Because the number of apartments is increasing, we analysed data from home energy management systems (HEMSs) and data from questionnaire surveys of 309 households in a condominium. We focused on the seasonal variation in air-conditioning (AC) use in living-dining rooms to determine the tendency of energy use for heating/cooling related to the characteristics of flats, the profiles of residents, and energy-saving behaviours. In winter, 80% of residents mainly used gas floor heating rather than AC and 24% did not use AC in winter. In households where someone stays home for long hours, they prefer gas floor heating rather than AC in winter. These households also tend to engage in energy-saving behaviours to adjust the indoor thermal environment. There are several types of energy-saving lifestyles; therefore, effective energy-saving measures should be considered for both energy efficiency and the thermal comfort of residents.https://www.mdpi.com/1996-1073/14/24/8572condominiumair-conditioningHEMSelectricity usegas useseasonal variation
spellingShingle Kazui Yoshida
Hom B. Rijal
Kazuaki Bogaki
Ayako Mikami
Hiroto Abe
Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a Condominium
Energies
condominium
air-conditioning
HEMS
electricity use
gas use
seasonal variation
title Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a Condominium
title_full Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a Condominium
title_fullStr Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a Condominium
title_full_unstemmed Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a Condominium
title_short Field Study on Energy-Saving Behaviour and Patterns of Air-Conditioning Use in a Condominium
title_sort field study on energy saving behaviour and patterns of air conditioning use in a condominium
topic condominium
air-conditioning
HEMS
electricity use
gas use
seasonal variation
url https://www.mdpi.com/1996-1073/14/24/8572
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