A visual study of R-404A/oil flow through adiabatic capillary tubes

International Journal of Refrigeration

Volumn 25, Issue 5, 2002, Pages 586-596

  Motta, Samuel F Yana ^a   Parise, José A R ^b   Braga, Sergio Leal ^b  

^a HONEYWELL   (United States)

^b PONTIFICAL CATHOLIC UNIVERSITY OF RIO DE JANEIRO   (Brazil)

Author keywords

Capillary tube; Flow; Lubricant; Mixture; R404A; Refrigerant

Indexed keywords

ADIABATIC CAPILLARY TUBES;

CAPILLARY TUBES; CONDENSATION; LUBRICANTS; VAPORIZATION; VISUALIZATION;

REFRIGERANTS;

EID: 0036679596     PISSN: 01407007     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0140-7007(01)00057-3     Document Type: Article

References (24)

1. Transport processes in boiling and two-phase systems
2. Metastable flow of Freon-12
3. Simple selection method for capillaries derived from physical flow conditions
4. Adiabatic single and two-phase flow in small-bore tubes
5. Visual and photographic study of the inception of vaporization in adiabatic flow
6. Characteristics of refrigeration flow in a capillary tube
7. An experimental investigation and modeling of the flow rate of refrigerant 22 through the short tube restrictor
8. The effect of oil on the two-phase critical flow of refrigerant 134a through short tube orifices
9. Theory and use of the capillary tube expansion device
10. An experimental evaluation of adiabatic capillary tube performance for HFC-134a and CFC-12
11. Capillary tube performance with alternative refrigerants
12. Heat transfer and pressure drop in the dryout region of intube evaporation with refrigerant/lubricant mixtures
13. Experimental study of adiabatic capillary tubes: Critical flow of refrigerant/oil mixtures
14. Critical flow of refrigerants through adiabatic capillary tubes: Experimental study of zeotropic mixtures R-407C and R-404A
15. Comprehensive thermodynamic approach to modelling refrigerant-lubricating oil mixtures
16. Solubility and viscosity of refrigerant-oil mixtures
17. Prediction of nucleate pool boiling heat transfer coefficients of refrigerant-oil mixtures
18. State of the art: The capillary tube for and in vapor compression systems