Auteur Yongchan Kim
Documents disponibles écrits par cet auteur (5)
Affiner la recherche
Article : texte imprimé
Mooyeon Lee, Auteur ; Taehyung Kang, Auteur ; Yongchan Kim, Auteur |The objective of this study is to investigate the air-side heat transfer characteristics of spiral-type circular fin-tube heat exchangers used as evaporators in household refrigerators. The j-factors of the tested heat exchangers under non-frost[...]
Article : texte imprimé
Won Jae Yoon, Auteur ; Kookjeong Seo, Auteur ; Yongchan Kim, Auteur |The optimization of insulation thickness is very important to increase the performance of domestic refrigerator-freezers (RFs) because of its strong dependency on the heat load through polyurethane-insulated compartments. However, it is very dif[...]
Article : texte imprimé
Jaehyeok Heo, Auteur ; Min Woo Jeong, Auteur ; Yongchan Kim, Auteur |A heat pump has received much attention as substitute for the conventional boiler or heating coil because of its high efficiency. For the wide application of the heat pump, the most important design factor is the performance degradation upon its[...]
Article : texte imprimé
Jaehyeok Heo, Auteur ; Hoon Kang, Auteur ; Yongchan Kim, Auteur |The refrigerant injection technique has rapidly developed in recent years due to its outstanding performance at low ambient temperatures, and various control methods for a heat pump with injection have been presented. However, most studies on cy[...]
Article : texte imprimé
Jaehyeok Heo, Auteur ; Rin Yun, Auteur ; Yongchan Kim, Auteur |In residential air-source heat pump systems, the refrigerant injection technique has rapidly developed in recent years due to its outstanding performance at low ambient temperatures. A numerical simulation model of a flash tank vapor-injection h[...]
