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Predicting the suction gas superheating in reciprocating compressors.

• Author(s) : LACERDA J. F., TAKEMORI C. K.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Suction, Gas, Superheat, Simulation, Prediction, Flow rate, Reciprocating compressor
• Source: 2014 Purdue Conferences. 22nd International Compressor Engineering Conference at Purdue.
• Formats : PDF

A Python-based toolbox for model predictive control applied to buildings.

• Author(s) : ARROYO J. G., HEIJDE B. van der, SPIESSENS A., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Energy consumption, Building, Control (automatic), Simulation, Prediction, Air conditioning
• Source: 2018 Purdue Conferences. 5^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

IIR document

Viscosity prediction for six pure refrigerants using different artificial neural networks.

• Author(s) : ZHI L. H., HU P., CHEN L. X., et al.
• Publication date: 2018/04
• Languages : English
• Keywords : Viscosity, Artificial neural network, Prediction, Modelling, Refrigerant
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 88
• Formats : PDF

An economic model predictive control framework for distributed embedded battery applications.

• Author(s) : PATEL N. R., RAWLINGS J. B.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Electricity, Commercial building, Control (automatic), Battery, Energy storage, Prediction, Optimization, Cost
• Source: 2018 Purdue Conferences. 5^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

IIR document

Attention mechanism-aided model ensemble method of chiller energy consumption prediction.

• Author(s) : CAI J., YANG H.
• Publication date: 2024/09
• Languages : English
• Keywords : Chiller, Energy consumption, Prediction, Modelling, Accuracy
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 165
• Formats : PDF

Formulation and application of an economic model predictive control scheme for connected thermostats.

• Author(s) : ELLIS M. J., ALANQAR A.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Thermostat, Building, Temperature, Control (automatic), Simulation, Prediction, Cost, Air conditioning, Heating
• Source: 2018 Purdue Conferences. 5^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

A hierarchical model predictive control approach for handling demand charges using battery systems.

• Author(s) : KUMAR R., WENZEL M. J., ELLIS M. J., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Electricity, Building, Control (automatic), Battery, Simulation, Prediction, Cost
• Source: 2018 Purdue Conferences. 5^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Economic model predictive control for variable refrigerant flow heat recovery systems.

• Author(s) : LENHARDT B. M., ELLIS M. J.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Variable volume, Cooling, Heat recovery, Simulation, Prediction, Optimization, Cost, Refrigerant
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Building energy management in energy-hub manner based on economic model predictive control.

• Author(s) : WANG J., LIU J., LI G., et al.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Green building, Energy consumption, Electricity, Building, Simulation, Prediction, Cost, Thermal comfort
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Machine learning model of regenerative evaporative cooler for performance prediction based on experimental investigation.

• Author(s) : GUPTA A. K., KASHYAP S., SARKAR J.
• Publication date: 2022/05
• Languages : English
• Keywords : Evaporative system, Prediction, Machine learning, Energy efficiency, Exergy, COP, Dewpoint, Modelling
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 137
• Formats : PDF

Practical guidelines for tuning model-based predictive controllers for refrigerant compressor test rigs.

• Author(s) : FLESCH R. C. C., DANGUI H. A. S., SCHWEDERSKY B. B.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Test rig, Suction, Control (automatic), Discharge, Prediction, Modelling, Pressure, Refrigerant, Compressor
• Source: 2018 Purdue Conferences. 24^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

System identification for cascaded model predictive control of building region temperature applications.

• Author(s) : ELLIS M. J., WENZEL M. J., TURNEY R. D.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Energy consumption, Building, Temperature, Control (automatic), Prediction, Model, Air conditioning
• Source: 2016 Purdue Conferences. 4^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Predictive 1-D thermal-hydraulic analysis of the prototype HTS current leads for the ITER correction coils.

• Author(s) : HELLER R., BAUER P., SAVOLDI L., et al.
• Publication date: 2016/05
• Languages : English
• Keywords : Superconducting coil, Prototype, Prediction, High temperature
• Source: Cryogenics - vol. 80

IIR document

Demand response control for the installed inverter air conditioners based on hierarchical model predictive control.

• Author(s) : WANG C., WANG B., ZHAO Z.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Air conditioner, Control (automatic), Prediction, Inverter, Model, Performance
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

Optimization and predictive control of a vapor compression cycle under transient pulse heat load

• Author(s) : YANG Z., POLLOCK D. T., WEN J. T.
• Publication date: 2017/03
• Languages : English
• Keywords : Heat pulse, Mechanical vapour compression, Disturbance, Control (automatic), Prediction, Optimization, Heat flux, Critical flux, Testing
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 75
• Formats : PDF

Uncertainty in the prediction of the climate response to rising levels of GHG

According to a study published in Nature on January 27, 2005, the climate response to rising levels of greenhouse gases could be much worse than predicted. The study, carried out by Pr Stainforth's team, shows the uncertainty in the predictions....

• Publication date : 2005/03/15

ColdHubs: Revolutionising Nigerian agriculture with solar-powered cold rooms and empowering farmers

ColdHubs, founded by Nnaemeka Ikegwuonu, provides walk-in solar-powered cold rooms to combat post-harvest crop spoilage among small-scale farmers in Nigeria through Cooling-as-a-Service (CaaS). Their latest...

• Publication date : 2024/05/30

Energy storage thanks to refrigeration

Electrical energy is notoriously difficult to store, especially on a large scale and this can be particularly problematical when dealing with irregular sources such as wind power for which there can be a great mismatch between energy supply and...

• Publication date : 2009/02/25

Applications of artificial intelligence to refrigeration plants

A paper from the IIR TPTPR conference presents the energy performance and maintenance benefits of 19 refrigeration plants using artificial intelligence techniques.

• Publication date : 2021/12/15
• Subjects: Technology

A market study on refrigeration and AC enterprises in Belgium.

A study performed in 2007, by the Royal Belgian Refrigeration and Air-conditioning Union, in renowned refrigeration and AC companies of various sizes reveals interesting facts. One of the most striking is that almost half of the turnover in the...

• Publication date : 2007/12/03

ICR 2019: an overview of current refrigeration research (part II)

Presentation of the main scientific and technical topics covered in the papers of the 25th IIR International Congress of Refrigeration and summary of some of the 14 keynotes.

• Publication date : 2019/09/30
• Subjects: HFCs alternatives

Which refrigerants will dominate the European market by 2030?

A recent article published in the IJR presents the results of a methodology to estimate the evolution of the refrigerant demand by the refrigeration sector in the EU over the period to 2030. 

• Publication date : 2021/09/07
• Subjects: Figures, economy

Institute of Refrigeration UK (IOR) publications

On sale: proceedings of papers presented to the IOR, including discussions. The latest CD-ROM includes 2003 and 2004 presentations on: risk assessment model for hydrocarbon refrigerants; temperature prediction software for refrigerated container...

• Publication date : 2005/07/19

Figures: the cold chain in Germany

According to the VDKL's latest survey on refrigerated and frozen storage capacities in Germany, in 2005 there were over 728 cold stores with a capacity over 2000 m3. Overall capacity amounted to 20 million m3. There are over 55 000 lorries and 43...

• Publication date : 2007/11/20

Markets: Air Conditioning

- World market trendIn 2000 the world air conditioner market stood at about 41 million units, reaching 58 million units in 2004, and with predictions for 2005 at 60 million. In China, the world market leader, the 2005 market figure...

• Publication date : 2006/05/05

UK

Changing roles from exporter to importer, the UK is expected to be a net gas importer by 2006 and by 2020, 80% of the UK's gas will be imported. In line with these predictions, Britain has signed a Treaty with Norway to import gas from Scandinavia...

• Publication date : 2005/10/26

Market: Japanese heat pump market

A Japanese market research company has analysed the Japanese heat pump market for applications in Eco-Cute water heaters and air-conditioners and published a forecast for market development over the next 10 years. Growth expectations for the...

• Publication date : 2011/02/07

Markets: Impacts of the economic crisis

It is difficult to assess the exact effects of the recession on the refrigeration sector. However, some predictions or figures are of interest. - In a report dated February 2009, SummitSkills looks at the potential impacts of the recession in the...

• Publication date : 2009/05/18

Efficiency of ground source heat pump systems

Ground source heat pumps (GHSP) have been reported to be more efficient than more widespread air source heat pumps despite higher installation costs. A recent article has reviewed parameters impacting the energy...

• Publication date : 2021/03/29
• Subjects: Technology

Higher AC setting temperatures to reduce thermal discomfort and energy demand in warm countries

Using data from four cities in India, Philippines, and Thailand, a recent study found that occupants experience thermal discomfort from unnecessarily low air conditioning (AC) temperature settings. Warmer indoor...

• Publication date : 2020/11/27

Abstract submissions open for the IIR Cold Chain Conference 2020

Submit your abstracts online today for the next International Conference on Sustainability and the Cold Chain

• Publication date : 2019/09/19

ICCC 2020: The most important international cold chain event of the year!

Register today to the IIR Cold Chain Conference 2020. A biennial event of the IIR, the ICCC conference series is recognised worldwide as a cutting-edge event on the cold chain.

• Publication date : 2019/12/30

Here are the latest IIR award-winners!

Once every 4 years during each International Congress of Refrigeration, the IIR presents a series of prestigious scientific awards:. Gustav Lorentzen Medal: the prize is awarded to a person with...

• Publication date : 2011/09/15

4th IIR Conference on Thermophysical Properties and Transfer Process of Refrigerants: a very successful event

The 4th IIR Conference on Thermophysical Properties and Transfer Process of Refrigerants (TPTPR) was held at TU Delft, the Netherlands, on June 16-19, 2013. 4 keynote lectures and 66 papers were presented during this highy successful...

• Publication date : 2013/08/12

Past events: The IIR around the world, December 2022

IIR's participation in MOP 34 and the SIFA fair in Lyon.

• Publication date : 2022/12/13

Highlights: IIR Cold Chain Conference 2020 Welcomed Over 140 Participants

Offering both on site and online access, the 6th IIR Cold Chain conference was the first ever hybrid IIR conference!

• Publication date : 2020/09/03

Two IIR Informatory Notes on hot topics

The IIR has recently published two Informatory Notes on high-stakes subjects: flammable refrigerants and the Internet of Things and Artificial Intelligence in refrigeration and air...

• Publication date : 2023/09/22
• Subjects: Technology, HFCs alternatives

Now available: ICR2015 congress papers

Following on from the successful IIR International Congress of Refrigeration (ICR2015), the long anticipated papers and proceedings are now available to download in Fridoc.

• Publication date : 2015/12/09

ENOUGH – a new project that will identify how food industry can become net zero by 2050

The project will develop technologies, tools and methods to contribute to the EU’s farm to fork Strategy to achieve climate neutrality in the food industry.

• Publication date : 2021/10/29

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.

• Publication date : 2016/09/14

Commission C2: paving the way on food science & engineering

Coordinated by the Science and Technology Council, Commission C2 focuses on research and breakthrough technologies related to food science and engineering.

• Publication date : 2015/04/01

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...

• Last update : 2022/09/16
• Langues : English, French
• Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)

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...

• Last update : 2023/06/30
• Langues : English, French
• Themes : Ice creams