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IIR document
An enhanced fault detection method for centrifugal chillers using kernel density estimation based kernel entropy component analysis.
Development of a novel flow control system with arduino microcontroller embedded in double effect absorption chillers using the LiBr/H2O pair.
Analysis and prediction of chilled water plant performance based on multivariate statistical methods and large historical data.
Research on motor cooling process of centrifugal refrigeration compressor with gas bearings.
Chilled-water systems. Yesterday and tomorrow.
High-performance rotary screw compressor test stand.
Diagnóstico energético em sistema de água gelada (chillers).
Energy diagnosis of a chilled water system (chiller)
Comparison of two indirect cooling processes to produce cold water.
Improving performance of large chilled water plants.
Energy audit of a chiller system for retrofit.
A control method using adaptive setting of electronic expansion valve for water chiller systems equipped with variable speed compressors.
Water chillers for air-conditioning. Fact Sheet 10.
Dynamic simulation of a triple-effect absorption chiller with a reverse-parallel solution flow.
First field-test results from a full-scale industrial water vapour chiller.
Retrofit of R-410A in a water chiller: test of four low GWP candidates.
Refrigeration sector monitoring
32 results
World chiller market.
The world demand declined in 2015.
The Bank of England overhauls chillers
A new cooling system at the Bank of England building, in the City of London, has saved an estimated 48% on cooling energy, which translates to €190,000 a year.
2014 world chiller market
Impacted by the economic slowdown in China – the world’s largest chiller market – the global chiller market started to slow and posted a continuous drop in its growth rate.
Some advice for prolonging water chiller life.
Brent Hall, a temperature control specialist, gives six water treatment tips for lasting chillers performances.
The water chillers market within the EMEA (Europe Middle East & Africa) zone
Like in 2013, the largest market is the Middle East (2.57 millions of kW ) followed by Germany (2.48 millions of kW ), France (2.36 millions of kW ) and Italy (2.29 millions of kW ).
US: R134a, R410A and R407C could be banned in chillers from 2025
AHRI and NRDC issue joint letter supporting EPA SNAP proposal to prohibit R134a, R410A and R407C in new chillers from 2025.
UK: a dual purpose heat pump chiller with heat recovery
A Salisbury District Hospital’s unit has recently been equipped with an innovative high efficiency heat pump chiller.
New Hybrid VRF system
The new Hybrid VRF(Variable Refrigerant Flow), launched by Mitsubishi Electric, is said to combine the advantages of chiller technology with the flexibility and efficiency of traditional VRF systems.
Global scroll and absorption chillers market perspectives
According to a new report from MarketsandMarkets, the global scroll & absorption chillers market is expected to grow from USD 5.61 Billion in 2015 to USD 7.13 Billion by 2022, at a CAGR of 4.1% between 2016 and 2022.
2016 chiller market in Latin America
Overall, the Latin American chiller market is now around USD 300 million, accounting for about 4% of the world chiller market.
Launch of the first R1234ze free-cooling chillers
The “first to market” TurboChill free cooling chillers using low global warming potential (GWP) refrigerant R1234ze are going to be launched.
ICR2015:Trane exhibits chiller with new DR-55 refrigerant
At ICR2015, Trane, a brand of Ingersoll Rand, is presenting an air-cooled demonstration chiller using the new DR-55 refrigerant (HFO-HFC mixture).
HFO1234ze prototypes finally released
The prototype is said to be suitable for outdoor air-cooled chiller applications
HFO-1234ze news
On January 30, 2011, HFO-1234ze, was accepted for use in foam and aerosol applications by the US EPA. HFO-1234ze (GWP = 6) is already used in Europe and Japan in a variety of foam and aerosol applications.Klima-Therm and...
IIR Member news: A new Application Development center launched by Danfoss in China
Danfoss has inaugurated a new Application Development Center (ADC) for its cooling business in Haiyan, China
IIR news
5 results
IIR member news: Star Refrigeration
After a year’s research project into low GWP cooling, Star Refrigeration proposes a new chiller using R1234ze.
New IIR Informatory Note (IN) on chillers and Russian version of the IN on nutrition
The IIR has just published a new Informatory Note on chillers as well as the Russian version of the IN on the Role of Refrigeration in Worldwide Nutrition already published in four other...
IIR member news: Johnson Controls YORK chiller optimised for R1233zd(E)
The YORK YZ magnetic bearing centrifugal chiller, produced by Johnson Controls, is said to be the first chiller fully optimized for ultimate performance with the low-global warming potential refrigerant R1233zd(E).
Another successful IIR Gustav Lorentzen conference 2016
Dedicated to natural refrigerants, mainly ammonia, carbon dioxide and hydrocarbons, Gustav Lorentzen 2016 was a great success attracting over 270 people and more than 145 papers from leading international researchers and industrialists.
Member news: Efficient Energy has been rewarded for its remarkable growth over the last 4 years
Energy Efficient, an IIR corporate member, ranked third in the latest Deloitte Technology Fast 50 in Germany. This ranking rewards companies based on the percentage increase in their revenue over the last four...
Encyclopedia of Refrigeration
1 result
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...
