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Experimental Study of Heat Pipe Heat Exchanger in Hospital HVAC System for Energy Conservation

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@article{IJASEIT2135,
   author = {Nandy Setiadi Djaya Putra and Trisno Anggoro and Adi Winarta},
   title = {Experimental Study of Heat Pipe Heat Exchanger in Hospital HVAC System for Energy Conservation},
   journal = {International Journal on Advanced Science, Engineering and Information Technology},
   volume = {7},
   number = {3},
   year = {2017},
   pages = {871--877},
   keywords = {heat pipe; heat recovery; HVAC; effectiveness.},
   abstract = {The hospitals Heating, Ventilation and Air Conditioning (HVAC) systems consume large amounts of energy due to the specific requirements that must be met to ensure environmental conditions are healthy, convenient, and safe. Therefore, to reduce electricity consumption without sacrificing comfort and improving indoor air quality, the utilizing of heat pipe heat exchanger (HPHE) is necessary and highly recommended. An experimental study was conducted to investigate the thermal performance of heat pipe in recovering the heat of an exhaust air from a room simulator. HPHE consists of several tubular heat pipes with water as a working fluid and staggered by up to six rows. The outer diameter of each heat pipe is 13 mm and length of 700 mm with fins mounted on each heat pipe. A series of experiments was conducted to determine the effect of inlet air temperature. The influence of the number of heat pipe rows and air velocity was also investigated. The experiments show that the higher inlet air temperature, the more effective the HPHE performance has become. The cooling capacity of the system has increased. It was indicated by the decrease of air temperature entering the evaporator by 2.4 °C with the effectiveness of 0.15. This result was achieved when using six rows HPHE, air velocity 1 m/s, and evaporator inlet air temperature 45 °C. When air velocity was double to 2 m/s, the system reaches the largest amount of heat recovered of 1404.29 kJ/hour. The overall use of energy in HVAC system from the annual prediction of heat recovery for 8 h/day and 365 days/year will decrease significantly 0.6-4.1 GJ/yr. },
   issn = {2088-5334},
   publisher = {INSIGHT - Indonesian Society for Knowledge and Human Development},
   url = {http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=2135},
   doi = {10.18517/ijaseit.7.3.2135}
}

EndNote

%A Putra, Nandy Setiadi Djaya
%A Anggoro, Trisno
%A Winarta, Adi
%D 2017
%T Experimental Study of Heat Pipe Heat Exchanger in Hospital HVAC System for Energy Conservation
%B 2017
%9 heat pipe; heat recovery; HVAC; effectiveness.
%! Experimental Study of Heat Pipe Heat Exchanger in Hospital HVAC System for Energy Conservation
%K heat pipe; heat recovery; HVAC; effectiveness.
%X The hospitals Heating, Ventilation and Air Conditioning (HVAC) systems consume large amounts of energy due to the specific requirements that must be met to ensure environmental conditions are healthy, convenient, and safe. Therefore, to reduce electricity consumption without sacrificing comfort and improving indoor air quality, the utilizing of heat pipe heat exchanger (HPHE) is necessary and highly recommended. An experimental study was conducted to investigate the thermal performance of heat pipe in recovering the heat of an exhaust air from a room simulator. HPHE consists of several tubular heat pipes with water as a working fluid and staggered by up to six rows. The outer diameter of each heat pipe is 13 mm and length of 700 mm with fins mounted on each heat pipe. A series of experiments was conducted to determine the effect of inlet air temperature. The influence of the number of heat pipe rows and air velocity was also investigated. The experiments show that the higher inlet air temperature, the more effective the HPHE performance has become. The cooling capacity of the system has increased. It was indicated by the decrease of air temperature entering the evaporator by 2.4 °C with the effectiveness of 0.15. This result was achieved when using six rows HPHE, air velocity 1 m/s, and evaporator inlet air temperature 45 °C. When air velocity was double to 2 m/s, the system reaches the largest amount of heat recovered of 1404.29 kJ/hour. The overall use of energy in HVAC system from the annual prediction of heat recovery for 8 h/day and 365 days/year will decrease significantly 0.6-4.1 GJ/yr. 
%U http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=2135
%R doi:10.18517/ijaseit.7.3.2135
%J International Journal on Advanced Science, Engineering and Information Technology
%V 7
%N 3
%@ 2088-5334

IEEE

Nandy Setiadi Djaya Putra,Trisno Anggoro and Adi Winarta,"Experimental Study of Heat Pipe Heat Exchanger in Hospital HVAC System for Energy Conservation," International Journal on Advanced Science, Engineering and Information Technology, vol. 7, no. 3, pp. 871-877, 2017. [Online]. Available: http://dx.doi.org/10.18517/ijaseit.7.3.2135.

RefMan/ProCite (RIS)

TY  - JOUR
AU  - Putra, Nandy Setiadi Djaya
AU  - Anggoro, Trisno
AU  - Winarta, Adi
PY  - 2017
TI  - Experimental Study of Heat Pipe Heat Exchanger in Hospital HVAC System for Energy Conservation
JF  - International Journal on Advanced Science, Engineering and Information Technology; Vol. 7 (2017) No. 3
Y2  - 2017
SP  - 871
EP  - 877
SN  - 2088-5334
PB  - INSIGHT - Indonesian Society for Knowledge and Human Development
KW  - heat pipe; heat recovery; HVAC; effectiveness.
N2  - The hospitals Heating, Ventilation and Air Conditioning (HVAC) systems consume large amounts of energy due to the specific requirements that must be met to ensure environmental conditions are healthy, convenient, and safe. Therefore, to reduce electricity consumption without sacrificing comfort and improving indoor air quality, the utilizing of heat pipe heat exchanger (HPHE) is necessary and highly recommended. An experimental study was conducted to investigate the thermal performance of heat pipe in recovering the heat of an exhaust air from a room simulator. HPHE consists of several tubular heat pipes with water as a working fluid and staggered by up to six rows. The outer diameter of each heat pipe is 13 mm and length of 700 mm with fins mounted on each heat pipe. A series of experiments was conducted to determine the effect of inlet air temperature. The influence of the number of heat pipe rows and air velocity was also investigated. The experiments show that the higher inlet air temperature, the more effective the HPHE performance has become. The cooling capacity of the system has increased. It was indicated by the decrease of air temperature entering the evaporator by 2.4 °C with the effectiveness of 0.15. This result was achieved when using six rows HPHE, air velocity 1 m/s, and evaporator inlet air temperature 45 °C. When air velocity was double to 2 m/s, the system reaches the largest amount of heat recovered of 1404.29 kJ/hour. The overall use of energy in HVAC system from the annual prediction of heat recovery for 8 h/day and 365 days/year will decrease significantly 0.6-4.1 GJ/yr. 
UR  - http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=2135
DO  - 10.18517/ijaseit.7.3.2135

RefWorks

RT Journal Article
ID 2135
A1 Putra, Nandy Setiadi Djaya
A1 Anggoro, Trisno
A1 Winarta, Adi
T1 Experimental Study of Heat Pipe Heat Exchanger in Hospital HVAC System for Energy Conservation
JF International Journal on Advanced Science, Engineering and Information Technology
VO 7
IS 3
YR 2017
SP 871
OP 877
SN 2088-5334
PB INSIGHT - Indonesian Society for Knowledge and Human Development
K1 heat pipe; heat recovery; HVAC; effectiveness.
AB The hospitals Heating, Ventilation and Air Conditioning (HVAC) systems consume large amounts of energy due to the specific requirements that must be met to ensure environmental conditions are healthy, convenient, and safe. Therefore, to reduce electricity consumption without sacrificing comfort and improving indoor air quality, the utilizing of heat pipe heat exchanger (HPHE) is necessary and highly recommended. An experimental study was conducted to investigate the thermal performance of heat pipe in recovering the heat of an exhaust air from a room simulator. HPHE consists of several tubular heat pipes with water as a working fluid and staggered by up to six rows. The outer diameter of each heat pipe is 13 mm and length of 700 mm with fins mounted on each heat pipe. A series of experiments was conducted to determine the effect of inlet air temperature. The influence of the number of heat pipe rows and air velocity was also investigated. The experiments show that the higher inlet air temperature, the more effective the HPHE performance has become. The cooling capacity of the system has increased. It was indicated by the decrease of air temperature entering the evaporator by 2.4 °C with the effectiveness of 0.15. This result was achieved when using six rows HPHE, air velocity 1 m/s, and evaporator inlet air temperature 45 °C. When air velocity was double to 2 m/s, the system reaches the largest amount of heat recovered of 1404.29 kJ/hour. The overall use of energy in HVAC system from the annual prediction of heat recovery for 8 h/day and 365 days/year will decrease significantly 0.6-4.1 GJ/yr. 
LK http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=2135
DO  - 10.18517/ijaseit.7.3.2135