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Investigation of the effectiveness of the fan-pad cooling system and the horizontal temperature and relative humidity changes in the greenhouse     
Yazarlar
Doç. Dr. Sedat BOYACI Doç. Dr. Sedat BOYACI
Kırşehir Ahi Evran Üniversitesi, Türkiye
Özet
This study was conducted to investigate the effectiveness of the fan-pad cooling system and the temperature and relative humidity changes throughout the horizontal distance in the greenhouse. For this purpose, a total of 6 temperature and relative humidity sensors are installed inside and outside of the greenhouse. In the study, it was determined that the system efficiency was the highest when the external relative humidity is the lowest. When the highest outside temperature measured during the day is considered, the outside temperature at 14:00 was 34.98 degrees C, while the average internal temperature values in the greenhouse cooled by fan-pad reached to 26.37 degrees C. The internal temperature in the greenhouse at that hour was found to be 8.61 degrees C lower than the outside temperature. When the sensor positions are considered, the inside-outside temperature difference measured in front of the pad was 12.27 degrees C and the cooling effect measured in front of the pad at that hour was 84.60%, while these values in front of the fan were measured as 8.10 degrees C - 55.85%, respectively. The average temperature increase from the pad to the fan was 5.90 degrees C and the relative humidity difference was by 16% between the cooling hours of 08:00-19:00. In the statistical analyses performed, it was determined that the temperature-dependent relative humidity difference along the horizontal distance is significantly different from the pad to fan (p<0.01).
Anahtar Kelimeler
Greenhouse | fan-pad | temperature | relative humidity
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı FRESENIUS ENVIRONMENTAL BULLETIN
Dergi ISSN 1018-4619
Dergi Tarandığı Indeksler SCI-Expanded
Makale Dili İngilizce
Basım Tarihi 01-2018
Cilt No 27
Sayı 12
Sayfalar 9755 / 9761
BM Sürdürülebilir Kalkınma Amaçları
Atıf Sayıları
WoS 3
Google Scholar 3

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