[PDF] Top 20 Dependency of air curtain performance on discharge air velocity (grille and back panel) in open refrigerated display cabinets

... no air movement parallel to the third ...influence on the efficiency, like Gaspar et al. [11] have observed in their ...external air movement is assumed to destabilize the air ...the ... See full document

... curtain performance on the discharge air velocity (grille and back panel) of open refrigerated display ...impact of intentional and non- ... See full document

... Vertical open refrigerated multideck display cabinets (VORDC) are widely used to display perishable products in supermarkets and convenience ...operation of food stores, ... See full document

... influence of the external air velocity on the performance of display case evaporators knowing that 46% of the total display refrigerators are open ... See full document

... range of air temperature, relative hu- midity and velocity variations measured during experimen- tal testing, the deviation between experimental data and numerical predictions is acceptable for this ... See full document

... based on experimental tests developed by Nascimento et ...influence of characteristics of the mathematical model, description of physical phenomena and of the numerical model that ... See full document

... predictions of temperature pathlines for EE1 (VORDC switched off) are shown in Figure ...the air flow inside the room tends to concentrate in its lower part due to the difference of ... See full document

... value of the Richardson number for optimal thermal sealing ability of the air curtain, which means that the value of the Reynolds number decreases by reducing the height/width ratio; ... See full document

... based in VORDC with a single jet in ...studies in a VORDC with double jet in DAG. This kind of equipment is used when is needed a "stiffer" aerothermodynamics sealing to ... See full document

... this air mass is discharged at low velocity across the back internal panel perforation inside conservation ...part of this air mass flow will supply the re-circulated air ... See full document

... number of daily defrosts has been reduced from 10 to 2, because the doors are a much more efficient barrier than just the air curtain to the external air infiltration, which also explains the ... See full document

... value of the Richardson number for optimal thermal sealing ability of the air curtain, which means that the value of the Reynolds number decreases by reducing the height/width ratio; ... See full document

... Most of retail food stores like supermarkets, grocery and convenience stores use open refrigerated display cabinets (ORDCs) for easy product access and viewing perishable products ... See full document

... thermal performance of ORDC, and particularly the efficiency of the re-circulated air ...effects of the ambient air temperature and relative humidity; indoor air flow; ... See full document

... will of obtaining cooling ways that make the temperature of foods products to reach a value below the environmental temperature in order to preserve them for longer periods of ...Cold ... See full document

... for open refrigerated display ...method of great value to industry, since usually it does not have easily the computational resources or expertise to develop CFD modelling, but it can develop ... See full document

... homogeneity of the air temperature in the food products conservation area and decreases the temperature difference between the returned and discharged air and thus lowering the heat ... See full document

... Consumption of Air-Jet Weaving Machines with Relation of Opening Duration of Sub Nozzles: Sub nozzles are the main air consumers of compressed air where 80% of ... See full document

... The air cargo became a very competitive and dynamic ...profitability of the cargo market and that all-cargo carriers are considerably growing due to the high ...Key Performance Areas (KPAs) and Key ... See full document

... geometry of a unit ...used on the CFD simulation. The burden on a simplified process was taken out from CFD ...geometry of a unit process is represented by a secondary ...boundary on a ... See full document