Search results

IIR document

Experimental investigation and new correlation for the bubble departure diameter of methane and ethane binary mixtures during nucleate pool boiling.
- Author(s) : LI Z., XUE H., SHEN J., ZHAO Y., GONG M.
- Publication date: 2022/05
- Languages :
- Keywords : Methane, Ethane, Bubble, Pool boiling, Correlation, Model, Joule-Thomson, Modelling, LNG, Liquefaction
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 137
- Formats : PDF
More information
IIR document

A semi-empirical correlation for the frost density.
- Author(s) : HERMES C. J. L., LOYOLA F. R., NASCIMENTO V. S. Jr
- Publication date: 2014/10
- Languages : English
- Keywords : Porosity, Frost, Correlation, Density, Prediction, Model
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 46
- Formats : PDF
More information
IIR document

A semi-empirical correlation for the thermal conductivity of frost.
- Author(s) : NEGRELLI S., HERMES C. J. L.
- Publication date: 2015/10
- Languages : English
- Keywords : Thermal conductivity, Frost, Correlation, Review, Expérimentation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 58
- Formats : PDF
More information
Calibração e testes de um modelo simplificado de baterias de aquecimento com diferentes correlações para a effectividade.

Calibration and tests of a simplified model of heating battery with different efficiency correlations.
- Author(s) : RUIVO C. R., COSTA J. J.
- Publication date: 2016/05/03
- Languages : Portuguese
- Keywords : Correlation, Calibration, Efficiency, Battery, Modelling, Heating
- Source: CYTEF 2016. VIII Congreso Ibérico y VI Congreso Iberoamericano de las Ciencias y Técnicas del Frío, Coimbra-Portugal, 3-6 mayo, 2016.
- Formats : PDF
More information
IIR document

Thermal conductivity of frost: literature review and correlation of data.
- Author(s) : NEGRELLI S., HERMES C. J. L.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Thermal conductivity, Frost, Correlation, Review, Expérimentation
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
More information
IIR document

Correlations for the viscosity of 2,3,3,3-tetrafluoroprop-1-ene (R1234yf) and trans-1,3,3,3-tetrafluoropropene (R1234ze(E)).
- Author(s) : HUBER M. L., ASSAEL M. J.
- Publication date: 2016/11
- Languages : English
- Keywords : Viscosity, R1234yf, Correlation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 71
- Formats : PDF
More information
Correlations of void fraction for two-phase refrigerant flow in pipes.
- Author(s) : XU Y., FANG X.
- Publication date: 2014/03
- Languages : English
- Keywords : Two-phase flow, Pipe, Correlation, Vacuum, Refrigerant
- Source: Applied Thermal Engineering - vol. 64 - n. 1-2
More information
IIR document

Improved correlation for heat transfer during condensation in conventional and mini/micro channels.
- Author(s) : SHAH M. M.
- Publication date: 2019/02
- Languages : English
- Keywords : Correlation, Microchannel, Heat transfer, Condensation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 98
- Formats : PDF
More information
IIR document

An experimental investigation and correlation of the viscosity refrigerant/oil solutions.
- Author(s) : SUN Y., WANG J., WANG X., HE M., HU Y.
- Publication date: 2021/01
- Languages : English
- Keywords : HFO, R1234yf, R1234ze(E), Viscosity, Correlation, Expérimentation, Polyolester
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 121
- Formats : PDF
More information
IIR document

A semi-empirical correlation for the estimation of the second virial coefficients of refrigerants.
- Author(s) : DI NICOLA G., COCCIA G., PIERANTOZZI M., et al.
- Publication date: 2016/08
- Languages : English
- Keywords : Correlation, Coefficient, Expérimentation, Equation of state, Refrigerant
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 68
- Formats : PDF
More information
IIR document

A general correlation for critical heat flux in horizontal channels.
- Author(s) : SHAH M. M.
- Publication date: 2015/11
- Languages : English
- Keywords : Horizontal tube, Correlation, Microchannel, Heat flux, Heat exchanger, Boiling
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 59
- Formats : PDF
More information
IIR document

Unified correlation for heat transfer during boiling in plain mini/micro and conventional channels.
- Author(s) : SHAH M. M.
- Publication date: 2017/02
- Languages : English
- Keywords : Correlation, Microchannel, Heat transfer, Prediction, Boiling
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 74
- Formats : PDF
More information
IIR document

Correlate viscosity and solubility of lubricant-refrigerant mixture by using pseudo-ideal-solution model.
- Author(s) : HUNG J-T., TSAIH J-S., TANG H-H.
- Publication date: 2015/08/16
- Languages : English
- Keywords : Viscosity, Solubility, Correlation, Lubricant, Mixture, Refrigerant
- Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
- Formats : PDF
More information
IIR document

Universal correlation for falling film evaporation on a horizontal plain tube.
- Author(s) : LIN H. Y., MUNEESHWARAN M., YANG C.-M., NAWAZ K., WANG C. C.
- Publication date: 2023/02
- Languages : English
- Keywords : Falling film, Evaporation, Nucleate boiling, Correlation, Horizontal tube, Industrial application
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 146
- Formats : PDF
More information
IIR document

General correlation for critical heat flux during saturated flow across a cylinder.
- Author(s) : SHAH M. M.
- Publication date: 2022/12
- Languages : English
- Keywords : Heat flux, Crossflow, Cylinder, Tube, Correlation, Prediction, Calculation
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 144
- Formats : PDF
More information

See all results in the Fridoc database

Latest research on ammonia-based absorption refrigeration systems

A recent article has reviewed literature on absorption chillers that use ammonia as a refrigerant, along with water (H2O), lithium nitrate (LiNO3), and lithium nitrate + water...
- Publication date : 2021/02/25
- Subjects: Technology
Read more
Impact of indoor heat on mortality in the elderly

A team of researchers has developed a model to assess the impact of indoor heat on the health status of populations, and more specifically on the mortality of people over 65 years of age.
- Publication date : 2021/06/28
Read more
IIR Rankine Conference 2020: Which alternative working fluids for ORC systems?

HFOs (hydrofluoroolefins), HCFOs (hydrochlorofluoroolefins) and hydrocarbons were the main alternatives to HFC245fa presented during the IIR Rankine Conference 2020.
- Publication date : 2020/09/04
- Subjects: HFCs alternatives
Read more
State of the art on the flammability of HFOs

An article recently published in the IJR reviews the flammability characteristics of 48 HFOs and blends for various experimental conditions.
- Publication date : 2020/02/05
Read more
Briefs: Losing weight thanks to cooling?

Could cold temperatures become a way to lose weight? Three recent studies underline the role of brown adipose tissue (BAT) in burning fat to produce heat and regulate body temperature. Human adults were previously thought to be lacking BAT. All...
- Publication date : 2009/08/13
Read more
Cryogenics 2021 highlights: applications of liquid nitrogen

Cryopreservation of biological materials to favour biodiversity and cooling of superconducting cables to allow transmission of electrical energy with zero resistance are key applications of liquid...
- Publication date : 2022/01/28
Read more
Applications of Artificial Intelligence to refrigeration systems

AI techniques, which are currently very topical, are the subject of intense research and development. Overview of their applications and benefits in the refrigeration sector, based on the latest articles...
- Publication date : 2023/04/26
- Subjects: Technology
Read more
100th anniversary of psychrometrics

The formula which underpins the relationship between temperature, humidity and dew point - the basis of all air conditioning calculations - marks its 100th anniversary.
- Publication date : 2011/12/28
Read more

Cryogenics and Low-Temperature Physics: New Horizons and Challenges

This Focus written by Ralf Herzog*, President of the IIR’s Cryophysics, Cryoengineering commission (Commission A1) for the Newsletter of the IIR is the third in a series of presentations of the activities and hot research topics handled by the...
- Publication date : 2012/09/21
Read more
New challenges in “Cold Applications in Life Sciences"

Following the 2nd IIR Workshop on "Cold Applications in Life Sciences", Ralf Herzog, President of IIR Section A, has summarized key information in this field, in a new thematic file that you can find on the IIR website.
- Publication date : 2016/10/17
Read more
Upcoming cutting-edge IIR events for 2016

IIR conference activities in 2016 show a promising choice of events covering cutting-edge refrigeration themes from refrigerants to energy issues.
- Publication date : 2016/05/25
Read more