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Análise dos gases de combustão provenientes de dois motores de combustão interna por injeção de gás natural e biodiesel.
Combustion gases analysis of two internal combustion engines by natural gas and biodiesel injection.
IIR document
Research on waste heat recovery from gas engine for auxiliary heating: An emerging operation strategy to gas engine-driven heat pump.
Review of Gas Engine Heat Pumps.
Field performance of gas-engine driven heat pumps in a commercial building.
Laboratory Performance Evaluation of Residential Scale Gas Engine Driven Heat Pump.
Utilization of engine exhaust gas in boil-off gas reliquefaction system of a LNG Carrier ship.
Hybrid-power gas engine-driven heat pump control strategy based on instantaneous optimization.
Experimental investigation of a gas engine-driven heat pump system for cooling and heating operation.
Coupling control of superheat and nitrogen oxides for gas engine heat pump.
Experimental study on performance of a biogas engine driven air source heat pump system powered by renewable landfill gas.
Ammonia alum hydrate-based phase change materials for effective use of excess exhaust heat from gas engines.
Partial-load operation characteristics of air-source gas engine-driven heat pump system in heating mode.
Power management strategy for a parallel hybrid-power gas engine heat pump system.
Experimental comparisons on a gas engine heat pump using R134a and low-GWP refrigerant R152a.
Heat pump driven by a gas engine for heating and domestic hot water generation.
Refrigeration sector monitoring
116 results
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...
Briefs: Mahindra introduces Hy-Alfa hydrogen-powered three-wheeler
Three-wheeled vehicles are common on the streets in India. However, these vehicles are generally either human-powered or they run on gasoline, often using highly polluting two-stroke motors. Mahindra, a major vehicle manufacturer in India, has its...
Briefs: Thermoacoustics
A project led by the University of Nottingham aims at developing a device acting as a refrigerator, cooker and power generator, using biomass fuels such as wood. The SCORE (Stove for COoking, Refrigeration and Electricity) is based on the use of...
Report on "Cryogen-Expo" 2004, Moscow
The 3rd International Specialized Trade Fair "Cryogen-Expo", was held in Moscow on November 16-19, 2004. The main purpose of this successful event was to demonstrate and promote the achievements of cryogenic engineering and applied technologies in...
ASHRAE Technology Awards: winning project features green design
The ASHRAE Technology Awards recognize outstanding achievements by members who have successfully applied innovative building design in the areas of occupant comfort, indoor air quality (IAQ) and energy conservation. The designs incorporate ASHRAE...
Briefs: Fuel cell vehicles (FCVs) equipped with CO2 air-conditioning systems
In most automotive air-conditioning systems, fluid, heated by the engine, is circulated through the heater to warm the passenger compartment. However, in FCVs and electric vehicles, a heat source is lacking, as they do not have an internal...
Fuel cell vehicles (FCVs) equipped with CO2 air-conditioning systems
Better air in planes - at last!
A series of technical changes is making it possible to improve the quality of cabin air in airplanes which until now has been invariably dry and poor in oxygen. The reason: the air was derived from the jet engines. This so-called "bleed air" is...
LNG vessels
The world's largest LNG vessel, Mozah, recently made its maiden visit to the South Hook LNG Terminal in Milford Haven, UK, heralding a new era in the history of liquefied natural gas (LNG) transportation. The Q-Max ship measures 345 metres long,...
Superconductivity for aircrafts?
NASA recently published plans for the development of aircraft using superconductivity for a time frame around 2030. This could allow for noise reduction, improved carbon footprint and energy savings. The main advantage of HTS machines is that they...
Cheers to that!
An innovative brewery refrigeration system that uses natural CO2 gas has been conceived by engineers from the Ziemann Group in collaboration with Axima. This system, which will be of particular interest to large plants with extensive pipe networks...
German researchers approach absolute zero
Physicists at the University of Bremen, Germany have produced the lowest temperature ever recorded, at 38 picoKelvin, which is 38 trillionths of a degree above absolute zero.
Korea: GHP market success
Korea's first gas engine driven heat pump (GHP) has been successfully commercialized since October 2005 by LS Cable using its own technology. Given the heavy use of air conditioners during the summer months and peak high energy consumption, the...
Climate control in the Gibraltar tunnel project
A project for a tunnel linking Punta Paloma in Spain and Malabata Point in Morocco and currently in preparatory phase raises some interesting and crucial climate control issues. Governments of both nations appointed the Swiss engineer Giovanni...
Nanotechnology applications: Nanopackaging
Nanopackaging market worth billions Global sales of nanotechnology-related products approached 739 million € last year, and the food packaging industry could be worth as much as 22 billion €, according to a new study that provides an insight into...
IIR news
117 results
News from IIR members: Star Refrigeration
Star Refrigeration’s eLearning group prepares Italian engineers to gain the European F-Gas certification.
ICR 2011 in Prague: a Resounding Success
The 23rd IIR International Congress of Refrigeration held in Prague, on August 21-26, 2011, was highly successful...
Editorial by Didier Coulomb
The 23rd International Congress of Refrigeration (ICR2011) will take place in Prague on August 21-26, 2011. This will be the key refrigeration event in 2011 and will deal with all facets of refrigeration and refrigeration technology. Around...
Brief: IOR's Anniversary
Over 900 persons attended the UK Institute of Refrigeration (IOR)'s 106th Anniversary Dinner which was held on February 8, 2006 at Grosvenour House Hotel, London, appropriately in the ballroom, a former ice skating rink. In his speech, the...
News from IIR members: Mega project for Technip
Shell Gas & Power Developments BV is joining forces with Technip and Samsung to design, build and install multiple floating liquefied natural gas (FLNG) facilities over a period of up to 15 years. Shell and Technip-Samsung also signed a...
International events: Moscow
The First International Scientific Conference on Industrial Gases was held at Bauman Moscow State Technical University (MMSTU) in Moscow on March 11, 2009, under the auspices of the IIR. It marked the 100th anniversary of the First Congress of...
IIR Working Parties
The IIR has 10 commissions: Cryophysics, cryoegineering (A1); Liquefaction and separation of gases (A2); Thermodynamics and transfer processes(B1); Refrigerating equipment (B2); Cryobiology, cryomedicine (C1); Food science and engineering (C2);...
The IIR brings women in refrigeration to the forefront
Discover the reasons why the IIR organised its first fun and informal workshop on “Women in Refrigeration” during ICR2015.
Discover the newly-elected IIR Section and Commission heads
Welcome the IIR’s new statutory body members!
Activities of the IIR’s Commission A2 on Liquefaction and Separation of Gases
The problems related to thermodynamic optimization and new technologies in liquefaction and separation of gases are actual and critical for many branches of modern industry, power generation and medicine.
Philippe Lebrun awarded the Samuel C. Collins Award
Philippe Lebrun, President of IIR Section A “Cryogenics and liquefied gases” and member of the IIR Management Committee, has just received the prestigious Samuel C. Collins Award.
IIR Conference: Prague
Prague , Czech Republic , is to host three cryogenic conferences, Cryoprague 2006, on July 17-21, 2006 : Cryogenics 2006, an IIR conference, and 2 conferences to be co-sponsored, International Cryogenic Engineering Conference 21 (ICEC 21),...
ICR2015: A stimulating environment for dynamic exchanges
With a focus on improving standards and the quality of life of many worldwide, as well as emphasising the importance of preserving the earth through the advancement of refrigeration applications and technology, ICR2015 is expected to attract a...
IIR conference papers visible in Scopus!
From Scopus, it is now possible to download the papers of three IIR conferences indexed in Fridoc. Download them!
Briefs: IIR statutory meetings
The Management Committee of the IIR, the Publications Sub-Committee and the restricted Science and Technology Council met in Prague, Czech Republic, on February 22-24, 2010 and prepared the 23rd International Congress of Refrigeration with the...
Encyclopedia of Refrigeration
7 results
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...
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...
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...
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...
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.
Events
2 results
Other event
2026 Cryogenic Microscopy & Spectroscopy Workshop
March 23, 2026 - March 26, 2026
Brno, Czech (Republic)
Fostering cross‐disciplinary collaboration & innovation in cryogenics, electron microscopy, and spectroscopy.
Find out more
IIR event
17th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL 2026)
August 23, 2026 - August 26, 2026
Hamilton, New Zealand
Submit your abstract! With the increasing need for global warming countermeasures, natural working fluids have become a clear vector to reducing the CO2 footprint of...
