Main menu
Search results
Search in FRIDOC
152 results
IIR document
Induction melting boundary layer of ice.
Drastic increase of efficiency of induction-dynamic devices by using cryogenic cooling: experimental evidence.
Thermal nexus model for the thermal characteristic analysis of an open-type air-cooled induction motor
Performance test of medium temperature chiller with induction air unit system applied to office buildings.
[In Chinese. / En chinois.]
A study of ice-slurry production process based on electric heating of heat transfer surface.
An investigation of the heat transfer characteristics of the induction motor inside the hermetic reciprocating compressor.
Single-phase induction motor design optimization for hermetic rotary compressor in heat pump water heating applications.
Design analysis and improvement of cooler in positive-pressure explosion-proof low-speed high-capacity induction motors.
A power-law inductance distribution approach for low-pressure axial fan blade design.
Improving the performance of room temperature rotary magnetic refrigerators via magnet shape optimization.
Sensor-less position detection of oil-free linear compressor for refrigeration.
Time constant of round superconducting structures determined from the time development of the induced magnetic field.
Étude cinétique et thermodynamique des hydrates de gaz en milieu poreux : application aux hydrates sédimentaires et aux procédés de stockage du froid.
Kinetic and thermodynamic study of gas hydrates in porous media : application to gas hydrates-bearing sediments and cold storage process.
An engineer's guide to international fan test standards.
Mitochondrial reactive oxygen species involved in cold stress in HaCaT cells.
Refrigeration sector monitoring
21 results
Magnetic-bearing centrifugal compressors
This new compressor technology - presented at the 2003 AHR Expo in Chicago - may have a significant effect on the future of mid-range chillers and rooftop applications in water-cooled, evaporatively cooled and air-cooled chilled-water and...
Chilled beam for health care rooms
The benefits of implementing active chilled beams include downsized ductwork/equipment, energy reductions of up to 50% in some cases, decreased maintenance, optimal comfort and indoor air quality (IAQ)
Cryogenics 2019: NICA project aims at studying the state of matter existing shortly after the Big Bang
NICA project for a new superconducting accelerator complex in Russia attracted a lot of interest during IIR Cryogenics conference in Prague, in April 2019.
Always closer to absolute zero
NIST physicists have cooled a mechanical object to a temperature below the so-called “quantum limit.”
Unprecedented images from the centre of our galaxy
The James Webb Space Telescope shows images of the centre of the Milky Way, thanks to its state-of-the-art infrared detectors, which need to be cryogenically cooled to operate...
Keeping dairy cows cool
In the University of California, Davis, new technologies are currently tested to cool dairy cows.
A possible major step in the quest of room-temperature superconductivity
Two researcher teams have just reported experiments indicating that a hydride of lanthanum compressed to 1.7 to 1.85 million bar has a critical temperature of 250–260 K (-23 – -13°C).
Refrigeration, a key player in the fight against cancer
Refrigeration technologies are an essential part of the prevention, diagnosis and treatment of several cancers.
Superconducting cable for urban electricity
Part of AmpaCity project, the 1km, 10 kV high temperature ceramic-based superconductive cable is the world’s longest and the first to have been integrated into an urban electricity grid in Essen, Germany.
Magnetic Resonance Imagery (MRI) for early diagnosis of Alzheimer’s disease
A microscopic Magnetic Resonance Imagery (MRI) protocol designed at CEA-I²BM enables high-resolution visualization of amyloid plaques, associated with Alzheimer’s disease, 15-20 years before the first signs of dementia and memory loss appear.
Moving a 15m superconductive ring across the United States
Researchers from 26 institutions around the world are planning a new experiment called Muon g-2 that could influence particle physics.
100 years of superconductivity
April 8, 2011 marked the 100th anniversary of the discovery of superconductivity by Heike Kammerlingh Onnes. Working in his lab at Leiden University on April 8, 1911, he was experimenting with the electrical...
World’s most powerful MRI machines push the limits of human imaging
Latest MRI machines, developed in the US and in France and designed to operate under ultra-high magnetic strength thanks to giant superconducting magnets, should notably allow major advances in the understanding of neurological diseases.
Record low temperatures for more reliable quantum computing
Researchers at Chalmers University of Technology, Sweden, and the University of Maryland, USA, have engineered a new type of quantum refrigerator, improving upon the performance of the currently used dilution...
The superconductor industry global market
The global market for superconductor technologies accounted for USD 1.8 billion in 2015 and is expected to reach USD 5.8 billion by 2022.
IIR news
2 results
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.
IIR member news: Linde
Linde Kryotechnik cryogenic company has developed a groundbreaking refrigeration system used to cool extreme temperatures in an experiment to create fusion fuel.
Encyclopedia of Refrigeration
1 result
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...
