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IIR document
An adaptive resonant controller applied to a linear resonant compressor.
A linear resonant compressor model based on a new linearization method of the gas pressure force.
Identification of the resonant frequencies with the use of generalized transfer matrix for the nozzle-type element: comparison of the CFD-based and analytical methods.
Vertical-vibration suppressing design of accumulator with new vibration-measuring method.
Study on a dynamic vibration absorber for pipeline.
Development of a new moving magnet linear compressor. Part A: Design and modeling.
Experimental investigation of the effect of different waveforms on heat transfer in a thermoacoustic cooler.
Noble gas isotopes as biomarkers.
Study on the output pressure amplitudes of the linear compressor based on the complex vector analysis method.
Study on the method of improving the input power of the linear compressor in a high capacity pulse tube cryocooler.
Speed of sound in gaseous cis-1,3,3,3-tetrafluoropropene (R1234ze(Z)) between 307?K and 420?K.
A low-vibration type compressor for refrigerators using a self-standing support method.
Research on low frequency vibration of rotary compressor.
A review of linear compressors for refrigeration.
Design and validation of an adjustable dynamic vibration absorber for piping vibration suppression in skid mounted compressor unit.
Refrigeration sector monitoring
11 results
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.
The global Magnetic Resonance Imaging (MRI) market
The global market for MRI systems valued USD 4.13 billion, as of the first quarter of 2013, and is expected to grow at a compound annual growth rate (CAGR) of 4.56% reaching approximately USD 5.24 billion by 2018.
Refrigeration, a key player in the fight against cancer
Refrigeration technologies are an essential part of the prevention, diagnosis and treatment of several cancers.
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...
The benefits of linear compressors
Three articles published recently in the IJR illustrate the strength of R&D work around linear compressors and highlight the benefits of these, especially in commercial and domestic...
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.
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).
Optical cavity cooling: a quantic leap for optical refrigeration?
A team of researchers at the Niels Bohr Institute have combined laser cooling technology with nano-physics, and have discovered a revolutionary way of bringing a semi-conductor nano-membrane’s temperature down to -269°C.
Near absolute zero molecules.
MIT succeeded in chilling molecules in a gas of sodium potassium (NaK) to a temperature of 500 nanokelvins.
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.
IEA “Net Zero by 2050” roadmap: the role of the refrigeration sector
In its latest report, the IEA stresses that the path to net‐zero emissions by 2050 is narrow. In this context, the refrigeration sector, including heat pumps, has an important role to play.
IIR news
2 results
Conferences: Prague
CryoPrague brought together Cryogenics (one of a series of IIR conferences), ICEC 21 (International Cryogenic Engineering Conference 21) and the International Cryogenic Material Conference (ICMC 2006) for the first time in July 2006. CryoPrague...
The long awaited ICR2015 is underway!
Held every four years, this year ICR2015 welcomes 1,011 conference delegates from 55 countries, making it a truly global refrigeration event.
