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Refrigerant liquid slugging in the suction system of reciprocating compressor.
Recommended by the IIR
Experimental investigation of liquid slugging in the suction mufflers of hermetic reciprocating compressors.
IIR document
Liquid slugging in reciprocating compressor.
Correlation to predict conditions that lead to liquid-flooding at compressor start-up as a function of evaporator size and fluid properties.
Preventing scroll compressor failures. 1.
Numerical-experimental investigation of liquid slugging in the suction muffler of a hermetic reciprocating compressor.
A prediction method for slug limit of scroll compressor using CFD two-phases simulation.
Experimental investigation of a rolling piston compressor operated with a hydrocarbon refrigerant mixture.
Evaporator flooding upon compressor start-up as a function of heat exchanger geometry and refrigerant.
Research on risk of hot gas defrosting and liquid hammer in ammonia refrigeration.
Liquid hammer in industrial ammonia systems.
The detection of liquid slugging phenomena in reciprocating compressors via power measurements.
Vehicle air-conditioning system compressor slugging noise reduction.
Understanding hydraulic shock.
Review article from ASHRAE Symposium, San Francisco, January, 1986. Developments in positive displacement compressors
Refrigeration sector monitoring
12 results
Next generation of working pairs in absorption heat pumps
The history and latest developments in working pairs for absorption heat pumps were discussed in a recent review article.
IIR Cryogenics 2023 conference: perspectives of cryogenic technologies for 2030
Overview of future technological advances in cryogenics: liquid hydrogen electric aircrafts, cryofuels, hydrogen chemical energy conversion, fuel cells for energy storage, cryogenic rocket engine, quantum and...
ICR2019: overview of current refrigeration research topics (part III)
Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.
The benefits of 3D printing in refrigeration and air conditioning
The various applications of 3D printing in the field of refrigeration and air conditioning highlight possible tremendous advantages in terms of energy efficiency and cost minimisation.
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...
Current status and future trends of natural refrigerants in North and South America
Two papers presented at the IIR Gustav Lorentzen Conference perfectly illustrate the interest in natural refrigerants and the obstacles they face in the Americas.
Immersion cooling: a high-performance plant-based fluid
A U.S. food company has created an immersion cooling fluid for data centres made from 90% vegetable oil.
Recent advances in hydrogen liquefaction and storage
Several review articles present a comprehensive overview of the liquid hydrogen supply chain. IIR members Linde and Air Liquide are contributing to address the global demand for...
Cryochemistry: chemical reactions accelerated by freezing
Surprisingly, some chemical reactions can be accelerated by freezing. The possible applications of studying such cryoreactions include the food and pharmaceutical cold chain, as well...
Efficient cooling methods to reduce heat stress in pigs
Microclimate parameters such as air temperature and humidity are important indicators of animal welfare. Besides, heat stress is more detrimental to productivity in the swine...
Successful test of a dilution refrigerator for quantum computers
IBM scientists have succeeded in cooling a quantum computer chip to a temperature of 25 mK using a large-scale dilution refrigerator.
Growing popularity of LNG as a fuel in maritime and land transport
Less than 1% of the world fleet is LNG-powered, but this figure is expected to grow at least fivefold over the coming years. Recent figures suggest that the use of liquefied natural gas (LNG) as a fuel for...
IIR news
4 results
New IIR Informatory Note on evaporative cooling
The latest IIR Informatory Note highlights that evaporative cooling is an energy-efficient technology that has many applications in air conditioning but also in short-term food storage.
Now available: ICCC 2018 conference papers and proceedings
Couldn't attend the 5th IIR Conference on Sustainability and the Cold Chain (ICCC 2018) in Beijing, China, last month? Download the conference proceedings and papers.
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.
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.
Encyclopedia of Refrigeration
7 results
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...
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...
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...
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...
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.
Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement
Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...
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...