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A Simulation Study of Passively Heated Residential Buildings

This research aims to gain understanding of the key design aspects in using renewable sources (e.g., geothermal and solar) for residential heating. To achieve this aim, a simulation study has been undertaken by using the EnergyPlus™ software Version 8.1. First a brief review of the literature was ca...

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Main Authors: Koon, Beng Ooi, Zou, Patrick X.W., Mohammad Omar, Abdullah
Format: E-Article
Language:English
Published: Elsevier 2015
Subjects:
TA Engineering (General). Civil engineering (General)
TP Chemical technology
Online Access:http://ir.unimas.my/id/eprint/9828/1/A%20Simulation%20Study%20of%20Passively%20Heated%20Residential%20Buildings%20%28abstract%29.pdf
http://ir.unimas.my/id/eprint/9828/
http://ac.els-cdn.com/S1877705815028520/1-s2.0-S1877705815028520-main.pdf?_tid=512e3d20-91aa-11e5-b927-00000aacb35f&acdnat=1448259819_b3011d422400b3cdab99debc986de920
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spelling my.unimas.ir.98282016-10-21T07:26:29Z http://ir.unimas.my/id/eprint/9828/ A Simulation Study of Passively Heated Residential Buildings Koon, Beng Ooi Zou, Patrick X.W. Mohammad Omar, Abdullah TA Engineering (General). Civil engineering (General) TP Chemical technology This research aims to gain understanding of the key design aspects in using renewable sources (e.g., geothermal and solar) for residential heating. To achieve this aim, a simulation study has been undertaken by using the EnergyPlus™ software Version 8.1. First a brief review of the literature was carried out, which covers solar ground-source heat pump, solar-heated water, lowtemperature wall and floor surface radiators, types of solar collector, fixed tilt versus solar tracker, and cost versus savings. Then the conceptual design idea and energy simulation process are described. Following this a simulation study of a 30 m2 onebedroom simple house, as a case example was carried out. The results show that, with two surface radiators, a 30 m2 house would remain within the acceptable thermal comfort temperature range in winter. The simulation results also show that the floor radiator, fed with water from U-tube in deep ground warms the concrete-in-ground floor, which would otherwise be cold for more than half a year. The simulation results also show that the wall radiators, fed with water (stored in a 2 m3 indoor tank) heated by evacuated tubes make the indoors comfortable throughout the year. Furthermore, the results of additional 3-dimensional simulation show that, the creation of a thermal mass under the floor, using vertical insulation into the ground along its perimeter, may obviate the need of the floor radiator and borehole. In conclusion, the results of the simulation study show that it is feasible to utilise a combination of the renewable geothermal and solar energy to achieve indoor thermal comfort in houses. Future research is needed which includes validation of these simulations results with actual data collected from the case example and simulation study of more complex and larger scales residential houses. Elsevier 2015 E-Article PeerReviewed text en http://ir.unimas.my/id/eprint/9828/1/A%20Simulation%20Study%20of%20Passively%20Heated%20Residential%20Buildings%20%28abstract%29.pdf Koon, Beng Ooi and Zou, Patrick X.W. and Mohammad Omar, Abdullah (2015) A Simulation Study of Passively Heated Residential Buildings. Procedia Engineering, 121. pp. 749-756. ISSN 1877-7058 http://ac.els-cdn.com/S1877705815028520/1-s2.0-S1877705815028520-main.pdf?_tid=512e3d20-91aa-11e5-b927-00000aacb35f&acdnat=1448259819_b3011d422400b3cdab99debc986de920 10.1016/j.proeng.2015.09.024
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
language English
topic TA Engineering (General). Civil engineering (General)
TP Chemical technology
spellingShingle TA Engineering (General). Civil engineering (General)
TP Chemical technology
Koon, Beng Ooi
Zou, Patrick X.W.
Mohammad Omar, Abdullah
A Simulation Study of Passively Heated Residential Buildings
description This research aims to gain understanding of the key design aspects in using renewable sources (e.g., geothermal and solar) for residential heating. To achieve this aim, a simulation study has been undertaken by using the EnergyPlus™ software Version 8.1. First a brief review of the literature was carried out, which covers solar ground-source heat pump, solar-heated water, lowtemperature wall and floor surface radiators, types of solar collector, fixed tilt versus solar tracker, and cost versus savings. Then the conceptual design idea and energy simulation process are described. Following this a simulation study of a 30 m2 onebedroom simple house, as a case example was carried out. The results show that, with two surface radiators, a 30 m2 house would remain within the acceptable thermal comfort temperature range in winter. The simulation results also show that the floor radiator, fed with water from U-tube in deep ground warms the concrete-in-ground floor, which would otherwise be cold for more than half a year. The simulation results also show that the wall radiators, fed with water (stored in a 2 m3 indoor tank) heated by evacuated tubes make the indoors comfortable throughout the year. Furthermore, the results of additional 3-dimensional simulation show that, the creation of a thermal mass under the floor, using vertical insulation into the ground along its perimeter, may obviate the need of the floor radiator and borehole. In conclusion, the results of the simulation study show that it is feasible to utilise a combination of the renewable geothermal and solar energy to achieve indoor thermal comfort in houses. Future research is needed which includes validation of these simulations results with actual data collected from the case example and simulation study of more complex and larger scales residential houses.
format E-Article
author Koon, Beng Ooi
Zou, Patrick X.W.
Mohammad Omar, Abdullah
author_facet Koon, Beng Ooi
Zou, Patrick X.W.
Mohammad Omar, Abdullah
author_sort Koon, Beng Ooi
title A Simulation Study of Passively Heated Residential Buildings
title_short A Simulation Study of Passively Heated Residential Buildings
title_full A Simulation Study of Passively Heated Residential Buildings
title_fullStr A Simulation Study of Passively Heated Residential Buildings
title_full_unstemmed A Simulation Study of Passively Heated Residential Buildings
title_sort simulation study of passively heated residential buildings
publisher Elsevier
publishDate 2015
url http://ir.unimas.my/id/eprint/9828/1/A%20Simulation%20Study%20of%20Passively%20Heated%20Residential%20Buildings%20%28abstract%29.pdf
http://ir.unimas.my/id/eprint/9828/
http://ac.els-cdn.com/S1877705815028520/1-s2.0-S1877705815028520-main.pdf?_tid=512e3d20-91aa-11e5-b927-00000aacb35f&acdnat=1448259819_b3011d422400b3cdab99debc986de920
_version_ 1644510815756222464
score 13.211869

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