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IIR document
Low-vibration cryogenic testbed for inertial sensor characterization.
Magnetocaloric bench: analytical model for gadolinium characteristics.
Creation of cryogenic test bench for superconducting magnets of NICA and fair projects.
Automatic test stand to impose operating suction and discharge conditions on compressors.
Concept and design of an LH₂ tank test rig and its research potential.
Development of experimental test rig for internally geared screw compressors.
Design and validation of a two-phase injection compressor test bench.
Practical guidelines for tuning model-based predictive controllers for refrigerant compressor test rigs.
Practical nonlinear model predictive control with Hammerstein model applied to a test rig for refrigeration compressors.
Recommended by the IIR / IIR document
Test stand to investigate a vapor compression cycle at varying orientation and first experimental results.
Online system identification of a compressor test stand with echo state networks.
A R744 transcritical refrigeration test rig equipped with a transparent two-phase ejector for flow visualisation: experimental study.
Numerical analysis of a frost prevention system for refrigerated warehouses and planning of a test bench for validation.
Design and commissioning of a modular multi-stage two-evaporator transcritical CO2 test stand.
Design of a two-phase reciprocating expansion test-rig for model validation.
Refrigeration sector monitoring
8 results
IIR member news: Danfoss inaugurates its new test lab for flammable refrigerants in France
Danfoss inaugurated the new extension of its test lab located in Trevoux, in France. It will enable the company to increase their capacity to test air conditioning and refrigeration compressors containing alternative flammable refrigerants.
Impact of failures on the performance of refrigeration systems
An Australian study assesses the impact of failures of different refrigeration systems on their performance. Various air conditioning systems, refrigerated display cabinets and walk-in cold rooms were put to the...
Inauguration of the largest LNG-powered cruise ship
In November 2022, MSC Cruises held a naming ceremony for MSC World Europa, the world’s largest LNG-powered cruise ship and one of the first to incorporate fuel cell...
Performance and climate impact assessment of R152a and R1234yf as drop-in replacements for R134a in automotive AC systems
As the phase-out of R134a accelerates due to its high global warming potential, identifying efficient and climate-friendly alternatives becomes critical. This study puts R152a and R1234yf to the test under...
GL2024: Improving the performance of R744-refrigeration systems at high ambient temperatures
A paper presented during the 16th IIR-Gustav Lorentzen Conference on Natural Refrigerants proposes improving the performance of R744 refrigeration systems in transcritical operation using low-charge R290...
Low temperature transport and storage solutions for COVID-19 vaccines
Presentation of two options suitable for mRNA vaccines: one using a traditional refrigerated container adapted to storage at -35°C extending the shelf life of dry ice by 2.5 times, the other based on PCM...
Revolutionising refrigeration: design and optimisation of a rotary magnetic domestic refrigerator
The International Institute of Refrigeration is pleased to highlight a study that advances the field of solid-state refrigeration. Researchers from the University of Genoa, Italy, have developed and optimised a...
Solar-powered modular facade capable of cooling and heating a building
In Germany, researchers are testing a modular solar-powered facade that includes a mini heat pump for heating and cooling, and a decentralised ventilation unit with heat...
IIR news
1 result
Three educational and awareness-raising events within the framework of INDEE+ project in 2021
For the INDEE+ project, the end of the year 2021 was marked by several educational events aiming to raise awareness of the application of clean cooling systems offered by the CO2/R744 refrigeration...
