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Part load efficiency benefit of oil-free centrifugal compressors.

• Author(s) : ALVARES J.
• Publication date: 2015/01
• Languages : English
• Keywords : Comparison, Chiller, Energy efficiency, Oil free compressor, Centrifugal compressor
• Source: Air Conditioning and Refrigeration Journal - vol. 18 - n. 1
• Formats : PDF

Experimental study on noise characteristics of centrifugal compressor surge.

• Author(s) : YANG Q., ZHAO Y., SHU Y., et al.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Noise, Air, Pressure, Testing, Centrifugal compressor
• Source: 2016 Purdue Conferences. 23^rd International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Design optimization of a centrifugal compressor vaneless diffuser.

• Author(s) : SHAABAN S.
• Publication date: 2015/12
• Languages : English
• Keywords : CFD, Diffuser, Design, Aerodynamics, Optimization, Centrifugal compressor
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 60
• Formats : PDF

Non adiabatic centrifugal compressor gas dynamic performance definition.

• Author(s) : SOLDATOVA K. V.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Heat transfer, Efficiency, Modelling, Pressure, Centrifugal compressor
• Source: 2014 Purdue Conferences. 22nd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Modeling the loading factor characteristic of an industrial centrifugal compressor impeller.

• Author(s) : GALERKIN Y., SOLOVYEVA O. A., SOLDATOVA K. , NIKIFOROV A.
• Publication date: 2021/09
• Languages : English
• Keywords : Modelling, Centrifugal compressor, Calculation
• Source: 12^th International Conference on Compressors and their Systems
• Formats : PDF

Experimental research on surge and stability enhancement of centrifugal compressor.

• Author(s) : ZHAO Y., YANG Q., LI L., et al.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Stability, Optimization, Testing, Flow, Centrifugal compressor
• Source: 2016 Purdue Conferences. 23^rd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Pure refrigerant lubrication technology in oil-free centrifugal compressors.

• Author(s) : MORALES-ESPEJEL G. E., HAULEITNER R., WALLIN H. H.
• Publication date: 2017/07/20
• Languages : English
• Keywords : Building, Lubrication, Chiller, Simulation, Air conditioning, Oil free compressor, Centrifugal compressor
• Source: 8th international conference on compressors and refrigeration, 2017.
• Formats : PDF

IIR document

Optimal operational efficiency of chillers using oil-free centrifugal compressors.

• Author(s) : LISSANDRIN M., RAMPAZZO M., CECCHINATO L., et al.
• Publication date: 2017/10
• Languages : English
• Keywords : Variable speed, Efficiency, Chiller, Optimization, Model, Oil free compressor, Centrifugal compressor
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 82
• Formats : PDF

IIR document

Empirical models for efficiency and mass flow rate of centrifugal compressors.

• Author(s) : FANG X., CHEN W., ZHOU Z., et al.
• Publication date: 2014/05
• Languages : English
• Keywords : Efficiency, Performance, Model, Flow rate, Centrifugal compressor
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 41
• Formats : PDF

IIR document

Study on the performance of a centrifugal compressor considering running tip clearance.

• Author(s) : KIM C., LEE H., YANG J., et al.
• Publication date: 2016/05
• Languages : English
• Keywords : Deformation, CFD, Performance, Leakage, Centrifugal compressor
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 65
• Formats : PDF

Recommended by the IIR

1D design and optimization of a micro-centrifugal compressor design for air conditioning applications.

• Author(s) : MEI Z., CAO T., HWANG Y.
• Publication date: 2021/05
• Languages : English
• Keywords : Compressor, Centrifugal compressor, Miniaturization, R600a, Design, Optimization, Modelling
• Source: 2021 Purdue Conferences. 25^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

A chiller control algorithm for multiple variable-speed centrifugal compressors.

• Author(s) : CABALLERO P., ORDONEZ J., SHIH C., et al.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Capacity reduction, Chiller, Performance, Optimization, Control (generic), Centrifugal compressor
• Source: 2014 Purdue Conferences. 22nd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Numerical simulation and optimization of centrifugal compressor return channels: methods and results.

• Author(s) : GALERKIN Y. B., MARENINA L. N., DROZDOV A. A., SOLOVYEVA O. A., SOLDATOVA K. V.
• Publication date: 2021/09
• Languages : English
• Keywords : Simulation, Optimization, Centrifugal compressor, Industrial application, CFD
• Source: 12^th International Conference on Compressors and their Systems
• Formats : PDF

IIR document

Research and development of a permanent-magnet synchronous frequency-convertible centrifugal compressor.

• Author(s) : LIU H., ZHANG Z., LI H., WANG S., HU B., WANG R. Z.
• Publication date: 2020/09
• Languages : English
• Keywords : Compressor, Magnet, Permanent magnet, Centrifugal compressor, Frequency, Efficiency, Design, Expérimentation, Chiller
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 117
• Formats : PDF

Modeling of a hot gas bypass test block for centrifugal compressors.

• Author(s) : GESSLER P. D, MATHISON M. M., BOWMAN A. J.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Hot gas, Heat transfer, Cooling tower, Performance, Modelling, Condenser, Centrifugal compressor, Compressor
• Source: 2014 Purdue Conferences. 22nd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Magnetic-bearing centrifugal compressors

This new compressor technology - presented at the 2003 AHR Expo in Chicago - may have a significant effect on the future of mid-range chillers and rooftop applications in water-cooled, evaporatively cooled and air-cooled chilled-water and...

• Publication date : 2004/07/27

The global refrigeration compressor market

Bien que pénalisé par la pandémie de Covid-19 qui a fortement impacté le secteur du conditionnement d’air, le marché des compresseurs a progressé dans certains domaines tels que la chaîne du froid, l’industrie...

• Publication date : 2021/04/29
• Subjects: Figures, economy

Centrifugal chillers: new developments

New developments regarding centrifugal chillers include the world’s first production-scale chiller using water as a refrigerant and the world’s first photovoltaic direct driven inverter centrifugal chiller.

• Publication date : 2015/03/25

Trends: compressors

- Global compressor sales JARN has published an extensive overview of compressor markets in 2009. On the whole, the compressor market has suffered from the decrease in the air-conditioning market (-2.9% compared with 2008). Sales of rotary...

• Publication date : 2010/05/27

Trends and Figures: Chiller market grows and diversifies

According to reports published during the 2008 AHR Expo held on January 22-24, 2008 in New York, the chiller market in 2006 was USD 2 billion in Asia-Pacific, USD 1.5 billion in Europe and USD 1 billion in the US. The growth (as compared to 2005)...

• Publication date : 2008/05/13

World AC and compressor trends

In its recent report, JARN estimates that the HVAC&R market in 2006 was about 66 billion USD and about half of sales were air conditioners and related products. - Regarding the AC market, China, the US, Japan and major European countries make...

• Publication date : 2007/05/04

Brief: Danfoss A/S and Turbocor Inc.

Denmark-based Danfoss A/S and Canada-based Turbocor Inc. recently announced the setting up of a 50/50 joint-venture to be named Danfoss Turbocor Compressors Inc. This agreement will enable this joint-venture company to provide the market with...

• Publication date : 2004/11/10

Oil-free chillers

At the beginning of 2005, Climavenata will launch its new range of liquid chillers: the "Turbo Efficiency Climaveneta System" (Tecs), which is an oil-free chiller. The range is fitted with Danfoss-Turbocor R-134a centrifugal compressors :...

• Publication date : 2005/02/10

Briefs: Axima Refrigeration GmbH

A new giant is born: Axima Refrigeration GmbH of Lindau, Germany, Smardt Inc. of Montreal, Canada, and PowerPax of Melbourne, Australia have joined forces to market Turbocor oil-free compressors. The giant consortium will supply major companies...

• Publication date : 2006/07/26

Chillers: efficiency takes off

Chillers are key refrigerating systems since, according to the Department of Energy, in the US, they account for about 13% of the power consumed by the nation's buildings and 9% of the overall demand for electric power. Examples below illustrate...

• Publication date : 2008/10/25

World compressor market trends

The global compressor market is still dominated by the rotary compressor segment, which has benefited from the rapid growth of the residential air-conditioning market for more than 20 years.

• Publication date : 2019/04/30
• Subjects: Figures, economy

Compressors2013 highlights: technical advancements related to refrigeration compressors

During the successful IIR International Conference on Compressors and Coolants held in Casta Papiernicka in June 2013, several papers were dedicated to technological advancements related to refrigeration compressors.

• Publication date : 2014/01/03

World refrigerating compressor market gets the green light

According to JARN, global demand for all types of refrigerating compressors increased substantially in 2017 compared to 2016. In particular, the global rotary compressor market amounted to 188.1 million units, showing 31.3% year-on-year growth in...

• Publication date : 2018/04/19

World refrigeration compressor market

In 2019, the world refrigeration compressor market recorded a significant increase but the growth rate has noticeably decreased, mainly due to the decline in the Chinese air conditioning market.Inevitably, the...

• Publication date : 2020/06/26
• Subjects: Figures, economy

World compressor market

According to JARN, global demand for refrigerating compressors increased substantially in 2014 compared to 2013.

• Publication date : 2015/07/02
• Subjects: Figures, economy

New IIR publication: Proceedings

The proceedings (CD-ROM) of the IIR Compressors 2004 conference held in Casta Papiernicka, Slovakia, on September 29-October 1, 2004 contains 41 papers. It also contains 27 papers presented at the previous event in the series, Compressors 2001,...

• Publication date : 2005/02/11

IIR member news: A new BSRIA study on the global compressor market 

A recent study by BSRIA shows that sales of refrigeration compressors in 2022 are expected to reach 502 million units with a value of USD 48.6 billion, up 15% year-on-year. 

• Publication date : 2022/12/13
• Subjects: Figures, economy

IIR member news: Daikin launches new VRV solution

Daikin has launched a new VRV solution to meet the specific demands of city and urban locations where space is limited and customers want an invisible air conditioning solution.

• Publication date : 2015/09/20