Search results

IIR document

Optimization of adsorption isotherm taxonomy for open-cycle desiccant air-conditioning applications.

• Author(s) : SULTAN M., MIYAZAKI T., SAHA B. B., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Adsorption, Optimization, Desiccant, Open cycle, Air conditioning
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Carnot analysis of heat pump drying: ideal efficiency and dry time.

• Author(s) : GLUESENKAMP K. R., PATEL V. K.
• Publication date: 2022
• Languages : English
• Keywords : Carnot, Open cycle, Closed circuit, Heat pump, Dryer, Performance, Efficiency
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Computer modelling of an open cycle CO2 transport refrigeration system.

• Author(s) : KENNEDY P., ESMONDE H., YOUNG P.
• Publication date: 2015/04/16
• Languages : English
• Keywords : Refrigerated transport, Heat transfer, R744, Modelling, Open cycle, CO2, Pressure drop
• Source: 6^th Conference on Ammonia and CO2 Refrigeration Technology. Proceedings: Ohrid, North Macedonia, April 16-18, 2015.
• Formats : PDF

Integration of an adsorption chiller in an open cycle desiccant assisted air conditioning system.

• Author(s) : SPEERFORCK A., SCHMITZ G.
• Publication date: 2014/03/02
• Languages : English
• Source: International sorption heat pump conference (ISHPC2014), College Park, United States, March 31-April 2, 2014.
• Formats : PDF

Detailed thermal model of open-drive single-screw expanders for ORC applications.

• Author(s) : ZIVIANI D., PAEPE M. de, BRAUN J. E., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Organic Rankine cycle, Energy balance, Screw, Heat transfer, Heat recovery, Modelling, Expander, Testing
• Source: 2018 Purdue Conferences. 24^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Thermodynamic investigation of asynchronous open inverse air cycle integrated with compressed air energy storage.

• Author(s) : MILAZZO A., GIANNETTI N., YAMAGUCHI S., SAITO K.
• Publication date: 2020/12/07
• Languages : English
• Keywords : Air cycle, Energy storage, Thermodynamic property, Compressed air, Modelling, Simulation, Compressor
• Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
• Formats : PDF

Recommended by the IIR

Design and Analysis of Novel CO₂ Conditioning Process in Ship-Based CCS.

• Author(s) : GONG W., REMIEZOWICZ E., FOSBØL P. L., SOLMS N. von
• Publication date: 2022/08
• Languages : English
• Keywords : Carbon capture, Thermodynamic cycle, Liquefaction, CO2, Ship, Open cycle, Energy efficiency, Ammonia, Propane, Modelling, CO2 emission, CCS
• Source: Energies - vol. 15 - n. 16
• Formats : PDF

Thermodynamic and economic analyses of zero-emission open loop offshore regasification systems integrating ORC with zeotropic mixtures and LNG open power cycle.

• Author(s) : NAVEIRO M., ROMERO GÓMEZ M., ARIAS-FERNÁNDEZ I., BAALIÑA INSUA Á.
• Publication date: 2022/11
• Languages : English
• Keywords : Regasification, Exergy, Organic Rankine cycle, Modelling, Thermodynamic cycle, Cost, CO2 emission, Zeotropic mixture, Ethane, Propane, LNG
• Source: Energies - vol. 15 - n. 22
• Formats : PDF

Theoretical investigation of high-temperature heat pump cycles for steam generation.

• Author(s) : BLESS F., ARPAGAUS C., BERTSCH S.
• Publication date: 2021/08/31
• Languages : English
• Keywords : High temperature, Heat pump, Transcritical cycle, Open cycle, Brayton, Comparison, Performance, R1233zd(E), R1234ze(Z), R600, R718, R744, Thermodynamic cycle, Simulation, COP, Cost
• Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
• Formats : PDF

IIR document

Simulation investigation on a novel open-loop air cycle heat pump drying system.

• Author(s) : ZHAN B., WANG Z., SHAO S., XU Z., YANG Y., XU C.
• Publication date: 2022/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 141
• Formats : PDF

Simulation and optimisation of opened sewage concentration air cycle combined with the heat pump under actual weather conditions.

• Author(s) : ZHANG Y., GUO T. S., WU W. F., LI C. Y., WANG X. L.
• Publication date: 2021/09
• Languages : English
• Keywords : Air cycle, Compressor, Heat exchanger, Modelling, Cost, Performance, Energy consumption, Heat pump, Dehumidification, Waste water, Evaporator, Simulation, Optimization
• Source: 12^th International Conference on Compressors and their Systems
• Formats : PDF

Performance analysis of an open cycled AHP for recovery waste heat from sludge drying exhaust air.

• Author(s) : ZHENG J., CHEN G., YE B.
• Publication date: 2014/03/02
• Languages : English
• Source: International sorption heat pump conference (ISHPC2014), College Park, United States, March 31-April 2, 2014.
• Formats : PDF

IIR document

Open-cycle absorption and desiccant technology.

• Author(s) : GROSSMAN G.
• Publication date: 2011/04/06
• Languages : English
• Keywords : Dehumidification, Desiccant wheel, Absorption system, Desiccant system, Review, Desiccant, Open cycle, Air conditioning
• Source: Sources/sinks Alternative to the Outside Air for Heat Pump and Air-conditioning Techniques (Alternative Sources - AS), Padua, Italy, April 5-7, 2011. / International Sorption Heat Pump Conference (ISHPC11), Padua, Italy, April 6-8, 2011.
• Formats : PDF

IIR document

REVIEW OF OPEN-CYCLE DESICCANT AIR-CONDITIONING CONCEPTS AND SYSTEMS.

• Author(s) : WURM J.
• Publication date: 1986/08/05
• Languages : English
• Keywords : Heat recovery, Energy saving, Desiccant, Open cycle, Air conditioning, Waste heat
• Source: Progress in the design and construction of refrigeration systems.
• Formats : PDF

IIR document

Off-design operating characteristics of an open-cycle air refrigeration system.

• Author(s) : PARK S. K., AHN J. H., KIM T. S.
• Publication date: 2012/12
• Languages : English
• Keywords : Refrigerating system, Operation, Variable speed, Design, Air, Power, Open cycle, COP
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 35 - n. 8
• Formats : PDF

Ultra-low temperature systems ready for COVID-19 vaccine storage

Mirai Intex, corporate member of the IIR, is positioning its ultra-low-temperature (ULT) systems to serve as the refrigeration technology for the storage of COVID-19 vaccines and the freeze-drying of the...

• Publication date : 2020/11/26

Caloric cooling: state of the art and perspectives

A recent IJR article reviews the most significant results obtained over the past ten years in the field of magnetocaloric cooling and more recently in the field of electrocaloric, elastocaloric and barocaloric cooling. It also presents the...

• Publication date : 2019/11/29

MIRAI Intex, new corporate member of the IIR!

Presentation of MIRAI Intex and its flagship product: MIRAI COLD 15.

• Publication date : 2019/08/29

Liquid nitrogen spray to clean spacesuits

Researchers from Washington State University developed a liquid nitrogen spray to remove moon dust from a space suit, potentially solving what is a significant challenge for future...

• Publication date : 2023/03/27
• Subjects: Technology

India: The challenges of life-cycle refrigerant management

In May 2023, the CEEW published a study examining the current status of refrigerant recovery, recycling, reuse, and destruction in India.

• Publication date : 2023/08/07
• Subjects: Environment

A new non-flammable mixture to boost the performance of CO2 systems

In a recent IJR article, researchers propose combining R744 with Dimethyl-ether (DME) to boost system performance while ensuring safety and low environmental impact, in a recent IJR...

• Publication date : 2024/02/26
• Subjects: Technology

Energy saving initiatives for cooling in data centres

In January 2021, Europe’s leading cloud and data centre operators signed the Climate Neutral Data Centre Pact, a self-regulatory initiative to become climate neutral by 2030. According to recent studies, free...

• Publication date : 2021/02/25
• Subjects: Environment, Technology

Road to COP28. Energy efficiency and recovery of refrigerants

“Sustainability must refer to energy efficiency and circularity”, says Dr Laura Fedele, IIR expert. 

• Publication date : 2023/04/26
• Subjects: General information, Technology

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

Converting waste heat into cooling

A prototype that has succeeded in converting waste heat into cooling capacity could lead to new solutions to harness excess energy produced by systems.

• Publication date : 2012/03/23

World Cup stadium cooling technology and CO2 emissions

The FIFA World Cup stadiums in Qatar combine passive cooling strategies with innovative air-conditioning technology to offer fans and players a more comfortable...

• Publication date : 2022/11/21
• Subjects: Technology

Solar cooling: overview of the most promising alternatives

A paper by C. Infante-Ferreira and D.S. Kim, published in the March 2014 special issue of the International Journal of Refrigeration, gives an overview of the most promising alternatives and ranks options according to required investment for...

• Publication date : 2014/09/09

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

Market assessment and financial schemes for sustainable cooling in Ghana and Senegal

In partnership with the UNEP’s “United for Efficiency”, Ghana and Senegal have implemented financing schemes to replace obsolete ACs and refrigerators, as part of the ECOWAS Refrigerators and Air Conditioners...

• Publication date : 2021/05/17
• Subjects: Figures, economy, Developing country

R1234yf as a working fluid in Organic Rankine Cycle systems

A recent review article presented the use of HFO R1234yf and its mixtures in Organic Rankine Cycle (ORC) systems, namely in applications for waste heat recovery from internal...

• Publication date : 2021/09/07
• Subjects: Technology

Technical visit to the Tokyo fish market

At the ICCC conference last June, attendees had the opportunity to participate in technical visits, including a tour of the Tokyo fish market. Alain Le Bail, President of IIR Commission C2, joined the visit and...

• Publication date : 2024/11/15

IIR in Bangkok: Highlights from COP13/MOP36 and the World Cold Chain Symposium

IIR actively participated in the COP13/MOP36 and 2024 World Cold Chain Symposium events organised in Bangkok, Thailand, from 26 October to 1 November, hosting two side events and promoting solutions for...

• Publication date : 2024/11/27
• Subjects: Regulation, Environment

Member news: Mirai Intex ultra-low temperature refrigeration system at the ACHEMA trade show in Germany

Mirai Intex, corporate member of the IIR, will present its MC 15 C/W/T closed-cycle refrigeration machine at the ACHEMA trade show in August 2022 in Germany.

• Publication date : 2022/08/16
• Subjects: Technology

Experience the unforgettable in Japan at ICR2015: It’s not just about refrigeration, it’s also about fun!

ICR2015: Discover the plenary speakers, technical tours, and popular tours and activities

• Publication date : 2015/05/06

Focus on Commission B1 : Leading the way in thermodynamics and transfer processes

The objectives of Commission B1 on Thermodynamics and Transfer Processes are to provide academic and industrial information and data, and to propose any solutions on thermodynamics and transfer processes.

• Publication date : 2016/04/20

New president of IIR Commission C2 on food science and engineering

The IIR is proud to announce the appointment of Judith Evans, Professor at London South Bank University, as the new president of IIR Commission C2 on food science and engineering.

• Publication date : 2016/07/06

Past events: The IIR around the world, August and September 2024

A look back at the IIR’s latest events during conferences (Gustav Lorentzen, Thermag, Compressors) and during sponsored vents (CHPC).

• Publication date : 2024/10/07

Discover the winners of the IIR Student Competition

On the occasion of ICR2015, the IIR is sponsoring the first ever undergraduate student project competition entitled "ICR2015 Refrigeration for the Sustainable Cold Chain and Food Safety" (RSCC&FS).

• Publication date : 2015/07/15

Highlights from COP13/MOP36 – Day 4

Today, at COP13/MOP36 in Bangkok, high-level discussions continued as delegates, scientists, and policy leaders gathered with renewed urgency to protect the ozone layer and address climate...

• Publication date : 2024/10/31

Highlights from COP13/MOP36 – Day 3

The IIR concluded another successful side event on natural refrigerants at COP13/MOP36. Today's session brought together a diverse group of government representatives, industry leaders, and environmental experts...

• Publication date : 2024/10/30

ICR2015: A stimulating environment for dynamic exchanges

With a focus on improving standards and the quality of life of many worldwide, as well as emphasising the importance of preserving the earth through the advancement of refrigeration applications and technology, ICR2015 is expected to attract a...

• Publication date : 2015/04/08

The Cold Chain: A logistical challenge at the heart of the distribution of the COVID-19 vaccine 

Gérald Cavalier - President of the Science and Technology Council of the International Institute of Refrigeration, President of the French Association of Refrigeration, President of the Cemafroid...

• Publication date : 2020/11/23
• Subjects: General information, Technology

Heat pumps, the central theme of the recent IIR Congress

An overview of the research carried out in the field of heat pumps, with the aim of achieving greater flexibility and increased energy efficiency, in particular through to the use of thermal energy...

• Publication date : 2023/10/24

LNG fundamentals explained in the Encyclopedia of refrigeration

The latest entry in the IIR’s online Encyclopedia of refrigeration is a thematic file presenting LNG production processes, and cold energy recovery applications.

• Publication date : 2022/07/08
• Subjects: Technology

CryoHub: EU project CryoHub is inviting cold chain companies to become ‘CryoHub Champions’

The CryoHub innovation project investigates and extends the potential of large-scale Cryogenic Energy Storage (CES) and applies the stored energy for both cooling and power generation.

• Publication date : 2016/06/28

Liquefied Natural Gas: production process and cold energy recovery

Liquefied natural gas (LNG) is natural gas that has been cooled to about -160 °C and turned into a liquid to facilitate transportation and storage. A typical LNG supply chain...

• Last update : 2023/06/23
• Langues : English, French
• Themes : LNG and LPG

Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement

Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...

• Last update : 2023/03/10
• Langues : English, French
• Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information