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Optimal design of plate heat exchangers.

• Author(s) : MOTA F. A. S., RAVAGNANI M. A. S. S., CARVAHLO E. P.
• Publication date: 2014/02
• Languages : English
• Keywords : Simulation, Optimization, Heat exchanger, Plate exchanger
• Source: Applied Thermal Engineering - vol. 63 - n. 1

IIR document

Plate heat exchanger used as evaporators.

• Author(s) : ILIE A., DRUGHEAN L., SERBAN A., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Heat transfer coefficient, Ammonia, Expérimentation, Evaporation, Heat exchanger, Plate exchanger
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Effect of end plates on heat transfer of plate heat exchanger.

• Author(s) : JIN S., HRNJAK P.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Brazing, Heat transfer, Steady state, Modelling, Plate exchanger
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Two dimensional model for multistream plate fin heat exchangers.

Modèle bidimensionel pour des échangeurs de chaleur à plaques à ailettes à écoulement multiple.

• Author(s) : GOYAL M., CHAKRAVARTY A., ATREY M. D.
• Publication date: 2014/05
• Languages : English
• Keywords : Helium, Liquefier, Model, Cryocooler, Heat exchanger, Plate exchanger
• Source: Cryogenics - vol. 61

IIR document

Flow distribution of two-phase refrigerant in plate heat exchangers.

• Author(s) : YANG C. Y., LIN Y. H., MENG F. Y., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Two-phase flow, Expérimentation, Refrigerant, Heat exchanger, Plate exchanger
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Application of an embossed plate heat exchanger to adsorption chiller.

• Author(s) : HONG S. W., KWON O. K., CHUNG J. D.
• Publication date: 2016/05
• Languages : English
• Keywords : Design, Adsorption system, Optimization, COP, Heat exchanger, Plate exchanger
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 65
• Formats : PDF

IIR document

Flow visualization of ammonia inside a gasketed plate heat exchanger condenser.

• Author(s) : LEICHSENRING M., TAO X., INFANTE FERREIRA C., et al.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Vertical flow, Two-phase flow, Heat transfer, R717, Ammonia, Plate, Expérimentation, Condensation, Heat exchanger, Plate exchanger
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Local NH3 condensation in a plate heat exchanger.

• Author(s) : TAO X., DAHLGREN E., INFANTE FERREIRA C.
• Publication date: 2018/06/18
• Languages : English
• Keywords : Heat transfer coefficient, Measurement, R717, Ammonia, Expérimentation, Condensation, Heat exchanger, Plate exchanger
• Source: 13^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2018). Proceedings. Valencia, Spain, June 18-20th 2018.
• Formats : PDF

Available online design and simulation of multistream plate-fin heat exchangers. Single-phase streams.

• Author(s) : MONTANEZ-MORANTES M., JOBSON M., ZHANG N.
• Publication date: 2016/01/05
• Languages : English
• Keywords : Vapour, Design, Accuracy, Simulation, Plate-fin, Plate exchanger
• Source: Applied Thermal Engineering - vol. 92

IIR document

Theoretical analysis of the end-plate effect on heat transfer in brazed plate heat exchangers.

• Author(s) : LI W., HRNJAK P.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Energy balance, Correlation, Heat transfer, Plate, Modelling, Heat exchanger
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Compensating for the end-plate effect on heat transfer in brazed plate heat exchangers.

• Author(s) : LI W., HRNJAK P.
• Publication date: 2021/06
• Languages : English
• Keywords : Plate exchanger, Heat exchanger, Brazing, Modelling, Equation of state, Expérimentation, Water, Heat transfer, Thermodynamic property
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 126
• Formats : PDF

IIR document

Air side pressure drop in plate finned tube heat exchangers.

• Author(s) : MARCOVIC S., JACIMOVIC B., GENIC S., et al.
• Publication date: 2019/03
• Languages : English
• Keywords : Finned tube, Correlation, Heat transfer, Heat exchanger, Plate exchanger, Pressure drop
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 99
• Formats : PDF

Evaluación experimental de ice slurry en un intercambiador de placas aplicado a enfriamiento de leche.

Experimental evaluation of ice slurry in a plate exchanger for milk cooling.

• Author(s) : MILÓN GUZMÁN J. J., BRAGA S. L., CARPIO BELTRÁN H. J. del
• Publication date: 2016/05/03
• Languages : Spanish
• Keywords : Ice slurry, Dairy industry, Expérimentation, Heat exchanger, Plate exchanger
• Source: CYTEF 2016. VIII Congreso Ibérico y VI Congreso Iberoamericano de las Ciencias y Técnicas del Frío, Coimbra-Portugal, 3-6 mayo, 2016.
• Formats : PDF

Weld shape optimization for pillow plate heat exchangers.

• Author(s) : ELDEEB R., LING J., AUTE V., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Heat transfer coefficient, Geometry, CFD, Simulation, Optimization, Miniaturization, Information technology, Heat exchanger, Plate exchanger, Pressure drop
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Thermal-hydraulic characteristics of plate-fin heat exchangers with corrugated/vortex-generator plate-fin (CVGPF).

• Author(s) : KHOSHVAGHT-ALIABADI M., KHOSHVAGHT M., RAHNAMA P.
• Publication date: 2016/04/05
• Languages : English
• Keywords : Fin, Vortex tube, Corrugated tube, Heat transfer, Optimization, Expérimentation, Plate exchanger
• Source: Applied Thermal Engineering - vol. 98

Reducing the economic costs of a direct-use geothermal heating system

Italian researchers have modelled a polymer heat exchanger to reduce the cost of a direct-use geothermal heating system for a single building in the active volcano district of the...

• Publication date : 2022/02/21
• Subjects: Technology

Heat exchanger design can improve the performance of PCMs

According to a recent review article, optimising the design of heat exchangers in latent heat thermal energy storage systems (LHTES) is one way of improving the thermal conductivity of phase change materials...

• Publication date : 2021/02/12
• Subjects: Technology

Heat exhangers: what's new?

Nanotechnology: the future of heat exchangers? The US Department of Energy has awarded contracts to improve energy efficiency. One such contract, awarded to TIAX, a technology development company, through the Small Business Innovation...

• Publication date : 2006/05/05

ICR 2019: an overview of current refrigeration research (part I)

Presentation of the main scientific and technical topics covered in the papers of the 25th IIR International Congress of Refrigeration and summary of some of the 14 keynotes.

• Publication date : 2019/09/30
• Subjects: HFCs alternatives

Briefs: Sustainable fishery in Namibia

Since November 2009, Hangana Seafood has a new pre-sorting facility in Walvis Bay harbour, Namibia, which uses ammonia as a refrigerant. The 2800 m² sorting facility has a 0°C chill room for holding unsorted fish, two 16°C temperature-controlled...

• Publication date : 2011/02/04

Briefs: Electronic air conditioning

David Sattler, from Sattler Consulting, a Melbourne-based firm (Australia) was awarded an AUD 80000 federal government grant to further his work on a new type of air conditioner, allowing for large cooling effects (and a heating potential) with...

• Publication date : 2011/02/11

Briefs: Largest distribution centre in Africa

The centre, built by Woolworths in Midrand, South Africa has a surface area of 72 000 m². The 2-stage refrigeration system uses 4.2 tons of ammonia. It operates at -9°C/+32°C on the low stage while the high-stage ammonia circuit is used to chill...

• Publication date : 2008/02/12

Brief: Industrial Refrigeration Consensus

During the Industrial RefrigerationConsensus hosted by Danfoss, held in December 2004 in Sønderborg , Denmark , the main following points were reached through workshop discussions with focus on the industrial refrigeration issues (thus the points...

• Publication date : 2005/06/14

Brief: Protrait of an optimal system

With looming commitments under the Kyoto Protocol, energy efficiency in buildings, including in art galleries, is essential. Paintings not only require an aesthetic environment, but one in which the air temperature and humidity is controlled. The...

• Publication date : 2006/05/05

Green cooling solutions for the Olympics

VANOC, the Vancouver Organizing Committee (www.Vancouver2010.com), claims that these Olympics are the greenest ever and there are whole lists of environmentally friendlier features in the venues. And...

• Publication date : 2010/02/19

Autonomous systems for refrigerated transport

The refrigerated transport sector is looking for solutions to reduce fuel consumption, refrigerant emissions and noise emissions. - Autonomous systems cooled by cryogenic secondary coolants offer alternatives. A system developed in Germany uses...

• Publication date : 2009/02/25

Waste heat recovery to eliminate the novel coronavirus in HVAC systems

A recent study proposes a technique for eliminating SARS-CoV-2 from cleanroom HVAC systems using the recovered heat of exhaust air. The modified system could be easily implemented in...

• Publication date : 2020/09/04

PCM thermal energy storage for indoor environments

During the IIR PCM 2018 conference which took place on May 21-23 in Orford, Canada, numerous applications of phase-change materials (PCMs) and slurries were presented, including in commercial refrigeration (refrigerated display cabinets), domestic...

• Publication date : 2018/06/22

The expansion of refrigeration applications of Thermal Energy Storage and PCMs

Based on a selection of papers from two recent IIR conferences, overview of thermal energy storage and PCM applications in the fields of refrigerated transport, display cabinets, fishing vessels, food processing...

• Publication date : 2021/11/29

Temperature control and sustainability, the challenges of 3D meat printing

Temperature control is a key factor that still limits the application of 3D printing in the meat industry, according to recent scientific publications. 

• Publication date : 2023/01/26
• Subjects: Technology

SophiA project: HKA Lab test progress

SophiA HKA (Karlsruhe University of Applied Sciences) Lab test is intended to provide a better understanding of the cooling system in in different climate zones.

• Publication date : 2023/10/27

Conference update: Sydney

The 9th IIR Gustav Lorentzen Conference Natural Working Fluids will be held in Sydney, Australia, on April 12-14, 2010. The call for papers and first announcement are now available:

• Publication date : 2009/05/18

IIR Working Party on Refrigerant Charge Reduction in Refrigerating Systems: Join Us!

Suitable design of refrigerating systems has several benefits in terms of limitation of the environmental impact thanks to a reduction in the energy consumption and the limitation of refrigerant emissions. The direct greenhouse effect accounts for...

• Publication date : 2008/10/25

ELICiT: A great success at ThermagVII

At the occasion of Thermag VII conference held in Turin, Italy, attended by approximately 200 delegates of which more than 70 came from companies, the IIR organised, coordinated and facilitated the last ELICiT workshop held on September 14th 2016.

• Publication date : 2016/11/29

Call for abstracts now open! 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants

Prospective authors of papers are encouraged to submit 150-200 word abstracts by September 15, 2021.

• Publication date : 2021/07/08
• Subjects: Technology, Environment

Download the latest technical papers from the IIR Cryogenics Conference

Held on 8-11 April this year, the 15th IIR Cryogenics Conference welcomed over 120 guests from more than 22 countries.

• Publication date : 2019/07/02

Available now: All 474 papers from the Purdue Conferences 2018

Welcoming 800 participants from 30 different countries, the 2018 Purdue Conferences took place at Purdue University in West Lafayette, Indiana, USA, from July 9 to 12, 2018.

• Publication date : 2019/05/06

Call for industrial partners for joint industry cryogenics project linked to LNG production

Become a project partner: Join the Joint Industry Project of MINES ParisTech – ARMINES “Evaluation of the crystallization risk in LNG production”.

• Publication date : 2017/03/16

Ever-expanding market research resources at your fingertips

The IIR enhances its market research resources

• Publication date : 2015/05/27

INDEE+ at 23rd India International Seafood Show (2023), Kolkata, India

In February 2023, INDEE+ successfully participated to the 23rd India International Seafood Show (2023) in Kolkata. The project was jointly promoted in a technical session and at a dedicated booth.

• Publication date : 2023/03/28

IIR-Gustav Lorentzen Conference 2018 attracts its largest number of participants yet

With a focus on natural refrigerants, principally ammonia, carbon dioxide and hydrocarbons, the 13th conference in the series attracted the largest number of participants yet, welcoming an impressive 300 individuals from 45 different countries and...

• Publication date : 2018/07/03

IIR Seminar in Tunis brings to the forefront the social and economic strategic importance of the cold chain

Recognising the social and economic importance of this issue on a global scale, the IIR organised a seminar on the Logistics For Transport Of Foodstuffs Under Controlled Temperatures In Hot Countries on October 25, 2016 in Tunis (Tunisia),...

• Publication date : 2016/12/14

A new version of the ATP Agreement

The new version on the international carriage of perishable foodstuffs and on the special equipment to be used for such carriage became effective from 30 September 2015. The IIR was involved in this process thanks to its Commission D2...

• Publication date : 2015/10/20

Additive manufacturing of heat exchangers

In the refrigeration industry, additive manufacturing (colloquially referred to as “3D printing”) makes it possible to fabricate novel, complex and potentially more energy efficient...

• Last update : 2022/09/07
• Langues : French, English
• Themes : Evaporators, condensers and other heat exchangers

Ice cream manufacturing, environmental impact and market data

From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...

• Last update : 2023/06/30
• Langues : French, English
• Themes : Ice creams

Cryogenic nitrogen in the food and beverage industry

The adoption of cryogenic processes in the food and beverage industry is predominantly driven by liquid nitrogen (LIN), and it is the preferred candidate for food chilling and...

• Last update : 2023/11/07
• Langues : French, English
• Themes : Freezing of foodstuffs

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

Environmental impact of the ice cream industry

This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.

• Last update : 2022/11/17
• Langues : French, English
• Themes : General information on environment (climate change, ozone depletion…)

Additive manufacturing of regenerators for caloric cooling

In many areas of engineering, additive manufacturing allows the production of complex and multifunctional products that could not be manufactured using traditional methods. In the...

• Last update : 2022/09/16
• Langues : French, English
• Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)