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Heat Transfer Characteristics of Cold Water Phase-Change Heat Exchangers under Active Icing Conditions.

• Author(s) : LIU C., WU R., YU H., ZHAN H., XU L.
• Publication date: 2022/10
• Languages : English
• Source: Energies - vol. 15 - n. 19
• Formats : PDF

Recommended by the IIR / IIR document

Experimental study on the performance of R290 air-water heat pump with vapor injection for cold regions.

• Author(s) : LEI B., SHI H., WANG C., WU J., ZHANG L.
• Publication date: 2023/08/21
• Languages : English
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Recommended by the IIR / IIR document

The potential of photovoltaic green cooling with natural refrigerants.

• Author(s) : KOHLENBACH P., JAKOB U., MUNZINGER P., WERNTGES A.
• Publication date: 2023/08/21
• Languages : English
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

Test results of solar thermal refrigerators for cooling vaccines in hot climates with a double-lift adsorption cycle.

• Author(s) : KÜHN R., FISCHER C., MÄHNE K., CHAUHAN P., GÖLLER C., NEZIR U., ROMER J., WITT B.
• Publication date: 2023/08/21
• Languages : English
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Liquefied Natural Gas Cold Energy Utilization for Land-Based Cold Water Fish Aquaculture in South Korea.

• Author(s) : BAEK S., CHOI W., KIM G., SEO J., LEE S., JEONG H., SUNG Y.
• Publication date: 2022/10
• Languages : English
• Source: Energies - vol. 15 - n. 19
• Formats : PDF

On the development of a technological solution for long-term preservation of the commercial qualities in live oysters.

• Author(s) : GARCÍA M. A., SILVEIRA N. Jr., MENDES L. A., CORDEIRO MENDONCA K.
• Publication date: 2022/04
• Languages : English
• Source: XI Congreso Ibérico y IX Congreso Iberoamericano de Ciencias y Técnicas del Frío, CYTEF 2022.
• Formats : PDF

Supermarket refrigeration: propane refrigerant R290, air-to-water heat pumps, water-to-water chiller, self-contained display cabinets and self-contained mono-block refrigeration units in the same location.

• Author(s) : PEJKOVIC S.
• Publication date: 2017/12/06
• Languages : English
• Source: 48^th International HVAC&R Congress and Exhibition.
• Formats : PDF

Controlling the cold-water temperature at the outlet of an adsorption refrigerator driven by exhaust heat.

• Author(s) : MATSUDA Y., KOGANEI M., KUWAHARA R., et al.
• Publication date: 2017/08/07
• Languages : English
• Source: International sorption heat pump conference, ISHPC 2017, Tokyo august 7-10.

IIR document

From lumped to full scale modeling approach: on the use of computational fluid dynamics to model heat and mass transfer processes in water cooled evaporator.

• Author(s) : FAYSSAL I., MOUKALLED F.
• Publication date: 2015/08/16
• Languages : English
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Stirling cycle for hot and cold drinking water dispenser.

• Author(s) : GADELKAREEM T. M., ELDEINHUSSIN A. M. T. A., HENNES G. M., et al.
• Publication date: 2019/03
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 99
• Formats : PDF

IIR document

Numerical investigate on the heat transfer performance and mechanical analysis of a water sublimator.

• Author(s) : MA D., PANG L., ZHANG J.
• Publication date: 2024/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 165
• Formats : PDF

Thermoelectric multi-utility water heater cum air-conditioner.

• Author(s) : RANE M. V., UPHADE D. B., RANE A. M.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Intermittent whole-body cold immersion induces similar thermal stress but different motor and cognitive responses between males and females.

• Author(s) : SOLIANIK R., SKURVYDAS A., MICKEVICIENE D., et al.
• Publication date: 2014/10
• Languages : English
• Source: Cryobiology - vol. 69 - n. 2

IIR document

Solar cooling with water–ammonia absorption chillers and concentrating solar collector: operational experience.

• Author(s) : WEBER C., BERGER M., MEHLING F., et al.
• Publication date: 2014/03
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 39
• Formats : PDF

Thermodynamic analysis of ammonia-water power/chilling cogeneration cycle with low-grade waste heat.

• Author(s) : HUA J., CHEN Y., WANG Y. D., et al.
• Publication date: 2014/03
• Languages : English
• Source: Applied Thermal Engineering - vol. 64 - n. 1-2

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

An air conditioning system using cold ocean water in Mauritius

The Indian Ocean island of Mauritius has obtained a grant to install an air conditioning system for the inhabitants of its capital, Port Louis, which will use cold ocean water.

• Publication date : 2014/02/23

Meeting the cooling and freshwater needs of arid countries

In a recent review article, the authors summarised research efforts in meeting cooling and freshwater demands in arid and hot climates, using available solar...

• Publication date : 2023/03/28
• Subjects: Technology

Chilled water cooling pads to reduce heat stress in pigs

A team of scientists at Purdue university in the USA has developed cooling pads to keep pigs cool and reduce the impact of heat stress on milk output and piglet...

• Publication date : 2023/11/28
• Subjects: Technology

World chiller market.

The world demand declined in 2015.

• Publication date : 2017/02/27
• Subjects: Figures, economy

The Bank of England overhauls chillers

A new cooling system at the Bank of England building, in the City of London, has saved an estimated 48% on cooling energy, which translates to €190,000 a year.

• Publication date : 2016/05/24

2014 world chiller market

Impacted by the economic slowdown in China – the world’s largest chiller market – the global chiller market started to slow and posted a continuous drop in its growth rate.

• Publication date : 2016/05/02
• Subjects: Figures, economy

Some advice for prolonging water chiller life.

Brent Hall, a temperature control specialist, gives six water treatment tips for lasting chillers performances.

• Publication date : 2017/03/07

A seawater district cooling system in the Caribbean.

A study by Makai Ocean Engineering analyzed the feasibility of using cold deep seawater for a district cooling system in the Caribbean.

• Publication date : 2015/10/13

The water chillers market within the EMEA (Europe Middle East & Africa) zone

Like in 2013, the largest market is the Middle East (2.57 millions of kW ) followed by Germany (2.48 millions of kW ), France (2.36 millions of kW ) and Italy (2.29 millions of kW ).

• Publication date : 2016/03/09
• Subjects: Figures, economy

ColdHubs: Revolutionising Nigerian agriculture with solar-powered cold rooms and empowering farmers

ColdHubs, founded by Nnaemeka Ikegwuonu, provides walk-in solar-powered cold rooms to combat post-harvest crop spoilage among small-scale farmers in Nigeria through Cooling-as-a-Service (CaaS). Their latest...

• Publication date : 2024/05/30

New Monaco Yacht Club House to be cooled thanks to ocean water

Monaco’s new yacht club sticks to the sea-water cooling tradition.

• Publication date : 2013/09/24

Data centre uses river water for cooling

The American company Nautilus commissioned its first data centre naturally cooled by water from a river in April. 

• Publication date : 2021/05/31

US: R134a, R410A and R407C could be banned in chillers from 2025

AHRI and NRDC issue joint letter supporting EPA SNAP proposal to prohibit R134a, R410A and R407C in new chillers from 2025.

• Publication date : 2016/04/06
• Subjects: HFCs alternatives

ICR2015:Trane exhibits chiller with new DR-55 refrigerant

At ICR2015, Trane, a brand of Ingersoll Rand, is presenting an air-cooled demonstration chiller using the new DR-55 refrigerant (HFO-HFC mixture).

• Publication date : 2015/08/19

A new technical guide on cold rooms

On the occasion of COP 28, the IIR and Efficiency for Access, with the contribution of ESMAP, have published a new guide. It aims to provide accessible and practical guidance to enable developers, owners,...

• Publication date : 2023/11/28

New IIR Working Group on Solid-State Cooling and Heating

Initiated by Andrej Kitanovski (Slovenia), this working group's first objective is to promote international research collaboration in the areas of solid-state cooling, heat pumps, and energy...

• Publication date : 2022/07/08

New Working Group: Cooling and Refrigeration Emissions and Energy Data Working Group (CREED)

 IIR and UNEP-led Cool Coalition are excited to announce the formation of a new working group titled "Cooling and Refrigeration Emissions and Energy Data Working Group (CREED)"

• Publication date : 2024/06/27

Join our second Webinar on Walk-In Cold Rooms on June 11!

Book your seat! Register to the second webinar in our '"Cool Insights" series highlighting the use of walk-in cold rooms for precooling and storage of fresh produce in the Global South. 

• Publication date : 2024/05/28
• Subjects: Technology, Developing country, Environment, General information

Walk-In Cold Rooms: A Practitioner’s Technical Guide

In many developing countries, agriculture is crucial to livelihoods, and developing the cold chain from field to table can boost incomes and stimulate economic growth. Cold stores are an essential link in the...

• Publication date : 2024/01/24
• Subjects: General information

Technical visit to the Tokyo fish market (in French)

During the ICCC conference last June, participants were offered technical visits, including a tour of the Tokyo Fish Market. Alain Le Bail, President of the IIR Commission C2, chose to visit it. Discover his...

• Publication date : 2024/11/15

IIR website: most downloaded publications in 2023

Discover the three most popular IIR publications of 2023. The focus is on the carbon footprint of the cold chain and cold rooms! 

• Publication date : 2024/02/27

Member news : Danfoss launches thermostatic expansion valve for CO2

Danfoss has recently launched a thermostatic expansion valve for CO2, based on its TE2 valve. It is suitable for small to medium size remote refrigeration systems such as cold rooms and display...

• Publication date : 2022/10/27

How to adapt in a world at 50°C? Learn more at the IMechE conference this September

On September 6-8, 2023, the Institution of Mechanical Engineers (IMechE) will host its 1st International Conference and Workshop on Climate Adaptation and Resilience in London.

• Publication date : 2023/09/05
• Subjects: Technology, Environment

Proposal for technical and financial collaboration: Census of cold production equipment in the industrial and tertiary sectors in France (in French)

As part of its activities in industrial and commercial refrigeration, the EDF R&D TREE department is planning to carry out a study on the French stock of installed refrigeration equipment.

• Publication date : 2020/09/28

UN Environment OzonAction and the IIR collaborate on the cold chain

On January 16, 2018, the IIR organised a side event dedicated to the cold chain at the First Inter-Regional Thematic Technical Workshops and Regional Network Meetings for National Ozone Officers, during which IIR experts presented five Cold Chain...

• Publication date : 2018/01/24

Press release: The International Institute of Refrigeration produces five Cold Chain Technology Briefs in partnership with UN Environment OzonAction

The IIR commissioned several of its experts in their capacity as presidents of an IIR section, an IIR commission and as an IIR member to produce five Cold Chain Technology Briefs in partnership with UN Environment OzonAction.

• Publication date : 2018/01/25

Press release: IIR launches new Working Group on “Whole-body cryotherapy or cryostimulation”

During the International Institute of Refrigeration (IIR) Science and Technology Council meeting on June 15, 2017, a new IIR Working Group on “Whole-body cryotherapy or cryostimulation” was officially created.

• Publication date : 2017/07/26

New IIR Working Group: whole-body cryotherapy or cryostimulation

During the IIR Science and Technology Council meeting on June 15, 2017, a new IIR Working Group (WG) on “Whole-body cryotherapy or cryostimulation” was officially created.

• Publication date : 2017/07/12

Member news: latest innovations from Mirai Intex

The company Mirai Intex has just marketed a refrigeration machine using air cycle for low temperatures. Mirai Intex also markets a mobile storage solution. 

• Publication date : 2022/03/29

Cold storage conditions for fruits and vegetables

Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...

• Last update : 2023/01/16
• Langues : French, English
• Themes : Fruit, Vegetables

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 : French, English
• Themes : LNG and LPG

Hydrocarbon refrigerants

Hydrocarbons such as R290 (propane), R600a (isobutane) or R1270 (propene/propylene) are low GWP non-toxic natural refrigerants with excellent thermodynamic properties. They offer an...

• Last update : 2022/06/22
• Langues : French, English
• Themes : Hydrocarbons, Containment, refrigerant charge reduction