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Displacement ventilation best practices.

• Author(s) : DAILEY S. M.
• Publication date: 2015/10
• Languages : English
• Keywords : Floor, Building, Ventilation, Design, Air displacement, Air distribution
• Source: Consulting-Specifying Engineer - vol. 52 - n. 9

A study on flow stratification in a space using displacement ventilation.

• Author(s) : LIN Y. J. P., LIN C. L.
• Publication date: 2014/06
• Languages : English
• Keywords : Stratification, Ventilation, Air displacement, Model, Expérimentation, Flow
• Source: International Journal of Heat and Mass Transfer - vol. 73

Comparative analysis of two types of positive displacement compressors for air conditioning applications.

• Author(s) : DINIZ M. C., DESCHAMPS C. J.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 23^rd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Experimental Analysis of Positive Displacement Compressors for Refrigerator Freezer and Air Conditioning Application.

• Author(s) : ROHLEDER C. S.
• Publication date: 2019/05
• Languages : English
• Keywords : Freezer, Household refrigerator, Household application, Expérimentation, Reciprocating compressor, Scroll compressor, Rotary compressor, Air conditioning, Calorimeter, Testing, Performance, Comparison, Residential sector
• Formats : PDF

IIR document

Numerical simulation and experiment on the relationship between lettuce forced-air precooling uniformity and air supply speed.

• Author(s) : LI Y., LIU S., FAN Z., et al.
• Publication date: 2018/04/06
• Languages : English
• Keywords : Precooling, Forced flow, Air displacement, Simulation, Lettuce, Expérimentation, Distribution
• Source: 5^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Beijing, Chine, 6-8 avril 2018
• Formats : PDF

Thermodynamic cycle analysis and experimental investigate on a two-stage vapor injection low temperature air source heat pump with a variable displacement ratio rotary compressor..

• Author(s) : HUANG H., LIANG X., ZHEN B., et al.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Vapour, Air-source system, Two-stage system, Compression system, Heat pump, Performance, Optimization, Injection
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Experimental studying on low GWP refrigerant R446A as an alternative to R410A in residential air conditioner.

• Author(s) : LIN E., NIU Y., HUO H., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : R410A, Substitute, Performance, GWP, Refrigerant, Air conditioning
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Experimental comparison of heat pump performance using CO2 or R134a as a refrigerant for electrical vehicles.

• Author(s) : WANG D., YU B., HU J., et al.
• Publication date: 2018/06/18
• Languages : English
• Keywords : R134a, Electric vehicle, R744, Heat pump, Expérimentation, Mobile air conditioning, Air conditioning, Heating, Compressor, CO2
• Source: 13^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2018). Proceedings. Valencia, Spain, June 18-20th 2018.
• Formats : PDF

IIR document

Gas dynamic analysis of a rotary compressor with vapor injection.

• Author(s) : SUN W., HE G., CAI D., et al.
• Publication date: 2019/08/24
• Languages : English
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

Development and testing of a new supercharger compressor for expanded use of air-source heat pumps in cold climates.

• Author(s) : WALTER T. J., JONAS T. A.
• Publication date: 2014/07/14
• Languages : English
• Keywords : R410A, Air, Prototype, Heat pump, Performance, Pressure, Oil free compressor, Centrifugal compressor, Cold climate
• Source: 2014 Purdue Conferences. 22nd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Design methodology improvements of a rotating spool compressor using a comprehensive model.

• Author(s) : BRADSHAW C. R., KEMP G., OROSZ J., et al.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 23^rd International Compressor Engineering Conference at Purdue.
• Formats : PDF

An experimental investigation into the pull-down performances with different air distributions.

• Author(s) : WANG X., LIN Z.
• Publication date: 2015/12/05
• Languages : English
• Keywords : Exergy, Energy consumption, Ventilation, Performance, Expérimentation, Thermal comfort, Air distribution
• Source: Applied Thermal Engineering - vol. 91

IIR document

Performance analysis and optimization of reciprocating compressor with stepless capacity control system under variable load conditions.

• Author(s) : WANG Y., JIANG Z., ZHANG J., et al.
• Publication date: 2018/10
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 94
• Formats : PDF

Development of a reconfigurable prototype peristaltic compressor.

• Author(s) : ISLAM M., TUBBS C., BENGS C., BRADSHAW C. R.
• Publication date: 2021/09
• Languages : English
• Source: 12^th International Conference on Compressors and their Systems
• Formats : PDF

AHRI low global warming potential alternative refrigerants evaluation program (Low-GWP AREP) – Summary of phase II testing results.

• Author(s) : WANG X., AMRANE K.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Commercial application, Low GWP, Air conditioner, Review, Performance, Ice maker, Testing, Refrigerant
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Recent developments in automobile air conditioning

Valeo has developed an environmentally-friendly air-conditioning system which meets future EU regulations. The Valeo R-744 system, based on CO2, represents a significant technological breakthrough due to the significantly higher pressure...

• Publication date : 2004/11/19

Automobile air conditioning

Toyota has developed a super lightweight external variable displacement compressor for automobile air conditioning, which helps conserve energy and resources and reduces CO 2 emissions. Conventionally, fixed displacement compressors were installed...

• Publication date : 2005/02/11

Brief: Green towers: big can be green

The Bank of America's new 1 billion USD national headquarters in New York will be the first skyscraper to apply for a LEED (Leadership in Energy and Environmental Design) platinum rating. It will feature underfloor displacement air ventilation...

• Publication date : 2005/06/14

Compressors: key trends

Over the past few years, the design and performance of rotary, reciprocating positive displacement and dynamic compressors have been greatly improved. CO2 compressors have conquered new niches and twin-screw compressors are now increasingly used...

• Publication date : 2005/10/26

US: new proposals for HFC alternatives

On May 23, 2016, under the Significant New Alternatives Policy (SNAP) program, the US Environmental Protection Agency (EPA) listed two new R123 alternatives and expanded the acceptable uses of R513A and CO2 in air conditioning and refrigeration.

• Publication date : 2016/07/01
• Subjects: Regulation, HFCs alternatives

Thermal comfort in commercial buildings

An article published by Consulting Specifying Engineer focuses on the factors to consider when providing thermal comfort in commercial buildings.

• Publication date : 2017/07/05

US: EPA confirms two rules to reduce HFC emissions.

HFC phase-down: The US Environmental Protection Agency (EPA) announces a ban on a number of HFC refrigerants in certain applications and tightens leak rate rules.

• Publication date : 2017/01/17
• Subjects: Regulation, HFCs alternatives

World chiller market

According to BSRIA, world chiller demand was at USD 7.47 billion in 2016.

• Publication date : 2018/03/09
• Subjects: Figures, economy

Report reveals chilled beams potential

Results show that for both the passive (17%) and active (22%) beams, energy consumption was lower than that of the VAV fan coil system.

• Publication date : 2014/02/21

Compressors Conference 2023 in London: Register today!

The 13th International Conference on Compressors and their Systems will be held this September in London.

• Publication date : 2023/07/19
• Subjects: Technology

Obituary: Raymond Cohen

Raymond Cohen, who was Herrick Laboratories Professor Emeritus and a long-time contributor to IIR activities, passed away at the age of 96.

• Publication date : 2020/10/22

Past events: September and October 2021

Focus on the latest events involving the IIR. 

• Publication date : 2021/10/25