Frosting for Air Source Heat Pumps

Frosting for Air Source Heat Pumps

Research, Case Studies, and Methods

Zhang, Long; Song, Mengjie

Elsevier - Health Sciences Division

10/2024

258

Mole

Inglês

9780323954570

15 a 20 dias

Descrição não disponível.
1. Introduction
2. Freezing of sessile non-deformed water droplet under natural convection at early frosting stage in an ASHP unit
3. Freezing of sessile deformed water droplet under natural convection at early frosting stage in an ASHP unit
4. Frosting on surface of horizontal cold plate under natural convection in an ASHP unit
5. Frosting on surface of non-horizontal cold plate under natural convection in an ASHP unit
6. Frosting on surface of horizontal cold flat plate under forced convection in an ASHP unit
7. Measurement and calculation of frost characteristics on cold surfaces
8. Experimental study of frosting on surface of finned tube heat exchangers in an ASHP unit
9. Numerical study of frosting on surface of finned tube heat exchanger in an ASHP unit
10. Frosting on surface of micro-channel heat exchanger in an ASHP unit
11. Reverse cycle defrosting for multi-circuit outdoor coil in an ASHP unit
12. Conclusions and future work
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Air passage; Air source heat pump; ASHP; ASHP unit; Control strategy; COP; Correlation; Deformed water droplet; Early frosting; Early frosting stage; Edge effect; Experimental study; Finned tube heat exchanger; Freezing; Frost accumulation; Frost characteristic; Frost characteristics; Frost distribution; Frost formation process; Frost growth; Frost layer thickness; Frost surface roughness; Frosting; Frosting characteristic; Frosting characteristics; Heat transfer; Heat transfer rate; Horizontal cold plate; Inverted cold plate; Mass transfer; Measurement method; Micro-channel heat exchanger; Modeling study; Multicircuit outdoor coil; Natural convection; Nondeformed water droplet; Plate temperature; Refrigerant distribution; Refrigeration system; Reverse cycle defrosting; Sessile droplet; Simple cold plate; Stage division; Surface temperature; Surface wettability; Uneven defrosting; Vertical cold plate; Visual observation; Windward edge; Windward fin