Single solar chimney technology as a natural free ventilator; energy-environmental case study for Hong Kong
被引:6
作者:
Cao, Yan
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机构:
Xian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R ChinaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Cao, Yan
[1
]
Aldawi, Fayez
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机构:
Yanbu Ind Coll, Dept Mech Engn Technol, Yanbu Al Sinaiyah City 41912, Saudi ArabiaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Aldawi, Fayez
[2
]
Sinaga, Nazaruddin
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机构:
Diponegoro Univ, Dept Mech Engn, Fac Engn, Semarang, IndonesiaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Sinaga, Nazaruddin
[3
]
Moria, Hazim
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机构:
Yanbu Ind Coll, Dept Mech Engn Technol, Yanbu Al Sinaiyah City 41912, Saudi ArabiaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Moria, Hazim
[2
]
Dizaji, Hamed Sadighi
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机构:
Univ Adelaide, Sch Mech Engn, Adelaide, SA, AustraliaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Dizaji, Hamed Sadighi
[4
]
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机构:
Wae-hayee, Makatar
[5
]
机构:
[1] Xian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
[2] Yanbu Ind Coll, Dept Mech Engn Technol, Yanbu Al Sinaiyah City 41912, Saudi Arabia
[3] Diponegoro Univ, Dept Mech Engn, Fac Engn, Semarang, Indonesia
[4] Univ Adelaide, Sch Mech Engn, Adelaide, SA, Australia
[5] Prince Songkla Univ, Dept Mech & Mechatron Engn, Fac Engn, Hat Yai 90112, Songkhla, Thailand
Solar chimney ventilator;
Air ventilation;
Tilt angle;
Numerical simulation;
Environmental analysis;
OPTIMIZATION;
PERFORMANCE;
FLOW;
PARAMETERS;
BUILDINGS;
HEIGHT;
MODEL;
D O I:
10.1016/j.csite.2021.101173
中图分类号:
O414.1 [热力学];
学科分类号:
摘要:
The importance of ventilation is highlighted through the recent COVID pandemic particularly in populated societies with crowded buildings. The application of single solar chimney ventilator with and without fin, at different tilt angles, is evaluated for Hong Kong climate using transient 3D validated numerical simulation in present research from energy and environmental viewpoints. The results show that the ventilation performance of the solar chimney ventilator is significantly enhanced by selecting an optimum value for the tilt angle of the chimney. Moreover, the maximum air mass flow rate increases from 0.06 to 0.14 kg/s by reducing the tilt angle from 80 degrees to 20 degrees. Energy saving performance of the solar chimney ventilator with tilt angle of 20 degrees is around 144% higher than that of the solar chimney ventilator with the tilt angle of 80 degrees. During the morning time (sunrise to noon), the highest performance is achieved under the tilt angle of 40 degrees. From the environmental viewpoint, the solar chimney ventilator with the tilt angle of 20 degrees and 40 degrees can prevent 0.098 kg and 0.108 kg CO2 production through the morning. Prevention of the CO2 production through the afternoon is 0.209 kg and 0.151 kg for the mentioned tilt angles respectively.
机构:
Univ Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, MalaysiaUniv Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, Malaysia
Al-Kayiem, Hussain H.
Sreejaya, K. V.
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机构:
Univ Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, MalaysiaUniv Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, Malaysia
Sreejaya, K. V.
Gilani, Syed Ihtsham Ul-Haq
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h-index: 0
机构:
Univ Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, MalaysiaUniv Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, Malaysia
机构:
Xian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R ChinaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Cao, Yan
Sinaga, Nazaruddin
论文数: 0引用数: 0
h-index: 0
机构:
Diponegoro Univ, Mech Engn Dept, Engn Fac, Kota Semarang, Jawa Tengah, IndonesiaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Sinaga, Nazaruddin
Pourhedayat, Samira
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h-index: 0
机构:
Univ Adelaide, Sch Mech Engn, Adelaide, SA, AustraliaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Pourhedayat, Samira
Dizaji, Hamed Sadighi
论文数: 0引用数: 0
h-index: 0
机构:
Univ Adelaide, Sch Mech Engn, Adelaide, SA, AustraliaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
机构:
KFUPM, Res Inst, Ctr Res Excellence Renewable Energy CoRE RE, Dhahran 31261, Saudi ArabiaUniv Malaya, Fac Engn, Dept Mech Engn, Kuala Lumpur 50603, Malaysia
Saidur, R.
Mekhilef, Saad
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机构:
Univ Malaya, Dept Elect Engn, Power Elect & Renewable Energy Res Lab PEARL, Kuala Lumpur 50603, MalaysiaUniv Malaya, Fac Engn, Dept Mech Engn, Kuala Lumpur 50603, Malaysia
Mekhilef, Saad
Taylor, Robert A.
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机构:
Univ New S Wales, Sch Mech & Mfg Engn, Sydney, NSW 2052, AustraliaUniv Malaya, Fac Engn, Dept Mech Engn, Kuala Lumpur 50603, Malaysia
机构:
Univ Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, MalaysiaUniv Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, Malaysia
Al-Kayiem, Hussain H.
Sreejaya, K. V.
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h-index: 0
机构:
Univ Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, MalaysiaUniv Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, Malaysia
Sreejaya, K. V.
Gilani, Syed Ihtsham Ul-Haq
论文数: 0引用数: 0
h-index: 0
机构:
Univ Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, MalaysiaUniv Teknol PETRONAS, Dept Mech Engn, Bandar Seri Iskandar 31750, Tronoh, Malaysia
机构:
Xian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R ChinaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Cao, Yan
Sinaga, Nazaruddin
论文数: 0引用数: 0
h-index: 0
机构:
Diponegoro Univ, Mech Engn Dept, Engn Fac, Kota Semarang, Jawa Tengah, IndonesiaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Sinaga, Nazaruddin
Pourhedayat, Samira
论文数: 0引用数: 0
h-index: 0
机构:
Univ Adelaide, Sch Mech Engn, Adelaide, SA, AustraliaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
Pourhedayat, Samira
Dizaji, Hamed Sadighi
论文数: 0引用数: 0
h-index: 0
机构:
Univ Adelaide, Sch Mech Engn, Adelaide, SA, AustraliaXian Technol Univ, Sch Mechatron Engn, Xian 710021, Peoples R China
机构:
KFUPM, Res Inst, Ctr Res Excellence Renewable Energy CoRE RE, Dhahran 31261, Saudi ArabiaUniv Malaya, Fac Engn, Dept Mech Engn, Kuala Lumpur 50603, Malaysia
Saidur, R.
Mekhilef, Saad
论文数: 0引用数: 0
h-index: 0
机构:
Univ Malaya, Dept Elect Engn, Power Elect & Renewable Energy Res Lab PEARL, Kuala Lumpur 50603, MalaysiaUniv Malaya, Fac Engn, Dept Mech Engn, Kuala Lumpur 50603, Malaysia
Mekhilef, Saad
Taylor, Robert A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ New S Wales, Sch Mech & Mfg Engn, Sydney, NSW 2052, AustraliaUniv Malaya, Fac Engn, Dept Mech Engn, Kuala Lumpur 50603, Malaysia