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Numrering	Referens	Omslagsbild	Hitta
1.	Haglund Stignor, Caroline, et al. (författare) Energy-efficient flat-tube heat exchangers for indirectly cooled display cabinets 2009 Ingår i: International Journal of Refrigeration. - : Elsevier BV. - 0140-7007. ; 32:6, s. 1460-1471 Tidskriftsartikel (refereegranskat)abstract Different designs of flat-tube heat exchangers with plain fins have been evaluated theoretically in a parameter study in order to evaluate their performance potential in indirectly cooled display cabinets. Two different types of flat-tube heat exchangers were considered; one with serpentine fins and one with continuous plate fins. Both flat-tube heat exchanger types were adapted to the laminar flow regime on the liquid as well as on the air side. The performance of the two heat exchanger types had previously been verified experimentally under dehumidifying conditions. The results from this parameter study show that considerable savings in the required electric drive power to compressors, pumps and fans can be obtained in comparison with the traditional cooling coil. The savings may be up to 15%. In addition, the required temperature difference for the flat-tube heat exchangers is so small that frost-free operation is possible, which would result in even larger savings. (C) 2009 Elsevier Ltd and IIR. All rights reserved.

Haglund Stignor, Caroline, et al. (författare)
Energy-efficient flat-tube heat exchangers for indirectly cooled display cabinets
2009
Ingår i: International Journal of Refrigeration. - : Elsevier BV. - 0140-7007. ; 32:6, s. 1460-1471
Tidskriftsartikel (refereegranskat)abstract
- Different designs of flat-tube heat exchangers with plain fins have been evaluated theoretically in a parameter study in order to evaluate their performance potential in indirectly cooled display cabinets. Two different types of flat-tube heat exchangers were considered; one with serpentine fins and one with continuous plate fins. Both flat-tube heat exchanger types were adapted to the laminar flow regime on the liquid as well as on the air side. The performance of the two heat exchanger types had previously been verified experimentally under dehumidifying conditions. The results from this parameter study show that considerable savings in the required electric drive power to compressors, pumps and fans can be obtained in comparison with the traditional cooling coil. The savings may be up to 15%. In addition, the required temperature difference for the flat-tube heat exchangers is so small that frost-free operation is possible, which would result in even larger savings. (C) 2009 Elsevier Ltd and IIR. All rights reserved.

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