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FRIDOC

The leading database for refrigeration information

With more than 100,000 indexed documents, FRIDOC is the world’s most comprehensive database dedicated to refrigeration information. It covers every sector of refrigeration and compiles documents from scientific and technical works from across the globe. By default, only documents that can be downloaded or purchased are shown. To consult the full database, you can check the filter box « Include sheets with no document attached ».

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Recommended by the IIR / IIR document

Effect of electronic expansion valve opening on discharge pressure of a water-source CO₂ heat pump: An experimental study.
- Author(s) : LI Y., NORD N., REKSTAD I. H., SKÅNØY S. K., SØRENSEN L. K.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
Recommended by the IIR / IIR document

R744 refrigeration solution for small supermarkets.
- Author(s) : SINGH S., PARDINAS A., HAFNER A., SCHLEMMINGER C., BANASIAK K.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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IIR document

Investigation on heat recovery strategies from low temperature food processing plants: Energy analysis and system comparison.
- Author(s) : AHRENS M. U., SELVNES H., HENKE L., BANTLE M., HAFNER A.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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IIR document

Energy performance of integrated CO₂ refrigeration, heating and cooling system in real applications.
- Author(s) : KARVE N., VAN DE VELDE K., VANDAELE S.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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IIR document

Thermodynamic properties (Daniel Plot) of lubricant - supercritical CO₂ mixtures at high temperatures.
- Author(s) : FEJA S., HANZELMANN C., ZUBER S.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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Recommended by the IIR / IIR document

Current state and market trends in technologies with natural refrigerants.
- Author(s) : HAFNER A., CICONKOV R.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
Recommended by the IIR / IIR document

High-temperature ammonia heat pump as an add-on to an existing chiller.
- Author(s) : WAGNER P., VERDNIK M., RIEBERER R., DEMMERER T., BLASER M.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
IIR document

Experimental investigation of enhanced CO₂ refrigeration systems at varying operating conditions.
- Author(s) : DOERFFEL C., BARTA R. B., THOMAS C., HESSE U.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
IIR document

Investigation on ejector design for CO₂ heat pump applications using Dymola.
- Author(s) : METSUE A., BARTOSIEWICZ Y., PONCET S.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
IIR document

Application of a semi-empirical modelling approach to a two-stage rotary CO₂ compressor.
- Author(s) : VEGA J., CUEVAS C., DICKES R., LEMORT V.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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Recommended by the IIR / IIR document

Two years of data monitoring of all-CO₂ retail stores within the MultiPACK project.
- Author(s) : ARTUSO P., MINETTO S., ROSSETTI A., TOSATO G., MARINETTI S.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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Recommended by the IIR / IIR document

A low and ‘net-zero’ emissions future.
- Author(s) : KUIJPERS L. J. M., KOCHOVA N., VONSILD A. L.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
IIR document

Multi ejector and pivoting-supported R744 application with AC for supermarkets.
- Author(s) : CONTIERO L., PARDIÑAS A. A., HAFNER A.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
IIR document

Low molecular weight esters as hybrid fluids for R744 sublimation cooling circuits.
- Author(s) : GERMANUS J., FEJA S., JUNK M., RÖLLIG P., KUBITSCHKE J.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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IIR document

The role of miscible PAG lubricants in ammonia refrigeration systems reduction and compactness.
- Author(s) : MUÑOZ ALONSO M., DIXON L., SEETON C. J., KARNAZ J.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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IIR document

Entropic and statistical analysis of industrial refrigeration plants.
- Author(s) : SHISHOV V. V., TALYZIN M. S.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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IIR document

Safety and reliability assessment of CO₂ refrigeration system for underground applications below -50 °C.
- Author(s) : BARROCA P., VERLAAT B., HAFNER A., BLUST S., HULEK W., ZWALINSKI L., TEIXEIRA D.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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IIR document

Screening of future-proof working fluids for industrial high-temperature heat pumps up to 250 °C (part I).
- Author(s) : PACHAI A. C., NORMANN J., ARPAGAUS C., HAFNER A.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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Recommended by the IIR / IIR document

Is chemical HFO refrigerants a solution for heat pumps?
- Author(s) : HOFFMANN K., GERRITSEN J.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
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Recommended by the IIR / IIR document

A cold thermal energy storage unit for CO₂ refrigeration using phase change material: First experimental results.
- Author(s) : SELVNES H., ALLOUCHE Y., HAFNER A.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
Recommended by the IIR / IIR document

Advanced design for CO₂ compressors in industrial applications.
- Author(s) : JAVERSCHEK O., MANNEWITZ J.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
Recommended by the IIR / IIR document

Low charge ammonia systems designed as direct expansion.
- Author(s) : ELSTROM M.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
Recommended by the IIR / IIR document

CO₂ as a refrigerant: what can we expect now?
- Author(s) : GIROTTO S.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
Recommended by the IIR / IIR document

Optimising energy use in refrigeration systems.
- Author(s) : PEARSON A.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information
Recommended by the IIR / IIR document

CFD-based design algorithm for CO₂ ejectors.
- Author(s) : RINGSTAD K., BANASIAK K., HAFNER A.
- Publication date: 2021/09/16
- Languages : English
- Source: 9^th IIR Conference on Ammonia and CO₂ Refrigeration Technologies. Proceedings: Ohrid, North Macedonia, 16-17 September, 2021
- Formats : PDF
More information