Keywords: Flow distribution; Heat exchanger; Header; Horizontal distribution; R-134a;
مقالات ISI (ترجمه نشده)
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Keywords: Micro-channel heat exchanger; Computational fluid dynamics (CFD); Fluid flow; Heat transfer; Natural gas; R-134a;
Keywords: Boiling; Heat transfer; Coating; R-134a; R-410A; R-600a
An experimental study and empirical correlations to describe the effect of lubricant oil on the nucleate boiling heat transfer performance for R-1234ze and R-134a
Keywords: Pool boiling correlations; R-1234ze; R-134a; Lubricants; Viscosity;
Time periodic evaporation heat transfer of R-134a in a narrow annular duct due to mass flow rate oscillation
Keywords: Time periodic evaporation heat transfer; R-134a; Flow rate oscillation; Annular duct;
Condensation of R-134a inside dimpled helically coiled tube-in-shell type heat exchanger
Keywords: Condensation; Heat transfer coefficient; Frictional pressure drop; R-134a; Dimpled helically coiled tube;
Flow of partially condensed R-134a vapour through an adiabatic capillary tube
Keywords: Adiabatic; Capillary tube; Refrigerant; R-134a;
Experimental study on gas-liquid flow distributions in upward multi-pass channels-Comparison of R-134a flow and air-water flow
Keywords: Multi-pass channel; Flow distribution; Flow visualization; R-134a; Air-water flow;
Condensation of R-134a inside micro-fin helical coiled tube-in-shell type heat exchanger
Keywords: Condensation; Heat transfer coefficient; Frictional pressure drop; R-134a; Micro-fin helical coiled tube;
Thermodynamic Analysis of Modified Vapour Compression Refrigeration System Using R-134a
Keywords: MVCR; Exergy; COP; Compressor work; Exergetic efficiency; Heat exchanger; R-134a;
Time periodic saturated flow boiling heat transfer of R-134a in a narrow annular duct due to heat flux oscillation
Keywords: Time periodic saturated flow boiling; Heat transfer; R-134a; Heat flux oscillation; Mini-channel;
Experimental analysis of R-450A and R-513A as replacements of R-134a and R-507A in a medium temperature commercial refrigeration system
Keywords: R-450A; R-513A; R-134a; R-507A; Commercial refrigeration; Energy analysis; R-450A; R-513A; R134a; R-507A; Froid commercial; Analyse énergétique;
Bubble characteristics in time periodic evaporation flow of R-134a in a narrow annular pipe due to heat flux oscillation
Keywords: Time periodic evaporation flow; R-134a; Bubble characteristics; Heat flux oscillation; Mini-channel;
HFOs as substitute for R-134a as working fluids in ORC power plants: A thermodynamic assessment and thermal stability analysis
Keywords: Refrigerants; Working fluids; R-134a; Hydro-fluoro-olefins; HFO-1234yf; HFO-1234ze(E); ORC; Geothermal binary plants;
Experimental study of nucleate boiling heat transfer of R-134a and R-600a on thermal spray coating surfaces
Keywords: Pool boiling; Heat transfer coefficient; Coated tubes; R-134a; R-600a
Modeling and optimization of R-717 and R-134a ice thermal energy storage air conditioning systems using NSGA-II and MOPSO algorithms
Keywords: ITES; Multi-objective optimization; NSGA-II; MOPSO; R-717; R-134a; Exergy efficiency; Total cost rate;
A computational study about the types of entropy generation in three different R134a ejector mixing chambers
Keywords: Ejector; Entropy; CFD; R-134a; Shock waveEjecteur; Entropie; Mécanique numérique des fluides (CFD); R134a; Onde de choc
An experimental study on CHF enhancement of wire nets covered surface in R-134a flow boiling under high pressure and high mass flux conditions
Keywords: Critical heat flux; Flow boiling; CHF enhancement; R-134a; Wire nets;
Experimental study on condensation flow patterns inside inclined U-bend tubes
Keywords: U-bend; Flow pattern; Condensation; Inclination; R-134a; Refrigerant;
Characterization of R-134a superheated droplet detector for neutron detection
Keywords: Superheated droplet detector; R-134a; Neutron detector; Nucleation; Nucleation efficiency; Two-state model;
Flow pattern visualization and heat transfer characteristics of R-134a during evaporation inside a smooth tube with different tube inclinations
Keywords: Flow pattern; Heat transfer; Evaporation; Smooth tube; R-134a; Inclination;
Experimental study of evaporation heat transfer of R-134a inside a corrugated tube with different tube inclinations
Keywords: Evaporation; Heat transfer; R-134a; Corrugated tube; Inclination; Two phase flow
Pressure drop during condensation of R134a flowing inside a multiport minichannel
Keywords: Condensation; Frictional pressure gradient; R-134a; Multiport minichannel; Correlation;
An experimental investigation of a R-134a ejector refrigeration system
Keywords: Ejector; Experimental; R-134a; Mass ratio; Critical pointÉjecteur; Expérimental; R-134a; Taux de masse; Point critique
System performance of R-1234yf refrigerant in air-conditioning and heat pump system – An overview of current status
Keywords: R-1234yf; R-134a; System performance; Heat pump; Air-conditioning
Condensation of R-134a inside a helically coiled tube-in-shell heat exchanger
Keywords: Helical coil; Condensation; Heat transfer; Pressure drop; R-134a; Enhancement parameter;
Condensation heat transfer characteristics of R-134a flowing inside the multiport minichannels
Keywords: Condensation; Heat transfer characteristics; R-134a; Multiport minichannels;
Using micro-structural surface features to enhance the convective flow boiling heat transfer of R-134a on aluminum
Keywords: R-134a; Nucleate boiling; Flow boiling heat transfer; Contact angle; Micro-grooves; Micro-posts; Laser ablation;
Flow pattern visualization and heat transfer characteristics of R-134a during condensation inside a smooth tube with different tube inclinations
Keywords: Flow pattern; Heat transfer; Condensation; Smooth tube; R-134a; Inclination
Performance characteristics of mobile heat pump for a large passenger electric vehicle
Keywords: Cooling; Heating; Mobile heat pump; R-134a; COP
An overview for the heat transfer performance of HFO-1234yf
Keywords: HFO-1234yf; R-134a; Two-phase heat transfer coefficient; Pressure drop; Flow pattern
State-space model for dynamic behavior of vapor compression liquid chiller
Keywords: State-space model; Dynamic response; Vapor compression; Liquid chiller; R-134Aréponse dynamique; compression de vapeur; refroidisseur de liquide; R-134a
Boiling heat transfer and pressure drop of R-134a and R-1234yf in minichannels for low mass fluxes
Keywords: Microchannel; Experimentation; Boiling; Heat transfer; Pressure drop; R-134a; R-1234yfMicrocanal; Expérimentation; Ébullition; Transfert de chaleur; Chute de pression; R-134a; R-1234yf
Evaporation heat transfer of R-134a inside a microfin tube with different tube inclinations
Keywords: Evaporation; Heat transfer; R-134a; Microfin tube; Inclination
Visual study of flow patterns during condensation inside a microfin tube with different tube inclinations
Keywords: Flow pattern; Condensation; Microfin tube; R-134a; Inclination
Correlations for evaporation heat transfer coefficient and two-phase friction factor for R-134a flowing through horizontal corrugated tubes
Keywords: Two-phase friction factor; Heat transfer; Temperature; R-134a; Corrugated tube
Flow boiling heat transfer and pressure drop of R-134a in a mini tube: an experimental investigation
Keywords: Flow boiling; Mini channels; Heat transfer coefficients; Pressure drop; R-134a;
Flow boiling performance in horizontal microfinned copper tubes with the same geometric characteristics
Keywords: Microfin; Flow boiling; Enhancement; Flow pattern; Refrigerant; R-134a
An experimental study into the evaporation heat transfer and flow characteristics of R-134a refrigerant flowing through corrugated tubes
Keywords: Two-phase flow; Pressure; Temperature; R-134a; Heat transfer; enhancement; Corrugated tubeÉcoulement diphasique; Pression; Température; R-134a; Transfert de chaleur; Amélioration; Tube ondulé
Lipase-catalyzed syntheses of linear and hyperbranched polyesters using compressed fluids as solvent media
Keywords: Lipase; Hyperbranched polyesters; R-134a; scCO2
Condensation of R-134a on horizontal integral-fin titanium tubes
Keywords: Condensation; R-134a; Titanium; Finned tube
Characteristics of two-phase flow pattern transitions and pressure drop of five refrigerants in horizontal circular small tubes
Keywords: Refrigerant; Flow boiling; Flow pattern; Pressure drop; Horizontal small tubes; CorrelationÉchangeur de chaleur; Tube horizontal; Acier inoxydable; Expérimentation; Écoulement diphasique; R-22; R-134a; R410A; R-290; R-744; Vitesse; Chute de pression; Corr
Experimental study of R-134a evaporation heat transfer in a narrow annular duct
Keywords: R-134a; Evaporation heat transfer; Mini-channel; Evaporating flow pattern;
Experimental investigation of twisted tape inserts performance on condensation heat transfer enhancement and pressure drop
Keywords: Heat transfer; Pressure drop; Condensation; Twisted tape; Performance; R-134a;
Heat transfer and pressure drop characteristics of forced convective evaporation in horizontal tubes with coiled wire inserts
Keywords: Heat transfer; Evaporation; Pressure drop; R-134a; Coiled wire
Adsorption characteristics and heat of adsorption measurements of R-134a on activated carbon
Keywords: Adsorption system; R-134a; Activated carbon; Experiment; Heat; AdsorptionSystème à adsorption; R-134a; Charbon actif; Expérimentation; Chaleur; Adsorption
Local heat transfer coefficients and pressure gradients for R-134a during flow boiling at temperatures between −9 °C and +20 °C
Keywords: Heat transfer coefficients; Pressure gradients; R-134a; Convective boiling; Assessment; Predictive methods
Investigation on heat transfer and pressure drop during swirl flow boiling of R-134a in a horizontal tube
Keywords: Heat transfer; Pressure drop; Boiling; Twisted tape; R-134a;
Flow boiling in horizontal smooth tubes: New heat transfer results for R-134a at three saturation temperatures
Keywords: Flow boiling; Heat transfer; R-134a; High saturation temperatures; High reduced pressure; Experimental results; Local minimum heat transfer coefficient; Assessment; Comparisons
Evaporation heat transfer enhancement of R-134a flowing inside smooth and micro-fin tubes using the electrohydrodynamic technique
Keywords: Electrohydrodynamic; Evaporation; Smooth tube; Micro-fin tube; R-134a; Heat transfer enhancement