Search results

Optimization of electricity make/buy decisions for Purdue’s wade power plant.

• Author(s) : RAMARAJ S., BRAUN J. E., HORTON W. T.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Trigeneration, Power plant, Operation, Optimization, Modelling, Heating, Chilled water
• Source: 2016 Purdue Conferences. 4^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Fuel Cell Electrical Vehicles as Mobile Coupled Heat and Power Backup-Plant in Neighbourhoods.

• Author(s) : TIEDEMANN T., KROENER M., VEHSE M., AGERT C.
• Publication date: 2022/04
• Languages : English
• Keywords : Electric vehicle, Fuel cell, Waste heat, Electricity, Modelling, Optimization, Simulation, Battery, Hot water, Heating, Germany
• Source: Energies - vol. 15 - n. 7
• Formats : PDF

Simulation of cooling enhancement in industrial low-voltage switchgear using validated coupled CFD-EMAG model.

• Author(s) : BEDKOWSKI M., SMOLKA J., BULINSKI Z., et al.
• Publication date: 2017/01
• Languages : English
• Keywords : Copper, Cooling, Modelling, Electric plant, Industry, Electric conductivity
• Source: International Journal of thermal Sciences - vol. 111

Large scale optimization problems for central energy facilities with distributed energy storage.

• Author(s) : WENZEL M. J., ELBSAT M. N., ELLIS M. J., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Electricity, Building, Water chiller, Battery, Energy storage, Optimization, Modelling, Electric plant, Cost
• Source: 2018 Purdue Conferences. 5^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Current developments and challenges of underground mine ventilation and cooling methods.

• Author(s) : KAMYAR A., AMINOSSADATI S. M., LEONARDO C., et al.
• Publication date: 2016/02/10
• Languages : English
• Keywords : Energy consumption, Electricity, Ventilation, Cooling, Mine, Refrigerating plant
• Source: 2016 Coal Operators' Conference
• Formats : PDF

IIR document

Creation of a screening analytical approach for the efficient detection of anomalous performance across large refrigeration pack estates using electrical usage data.

• Author(s) : BRADY N., WALSH J.
• Publication date: 2016/04/07
• Languages : English
• Keywords : Energy consumption, Electricity, Anomaly, Performance, Refrigerating plant, Detection
• Source: 4^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Auckland, New Zealand, April 7-9, 2016.
• Formats : PDF

Cooling water for electricity production in Poland: assessment and new perspectives.

• Author(s) : KĘDRA M.
• Publication date: 2023/03
• Languages : English
• Keywords : Power plant, Electricity, Environment, Cooling, Water, Poland, Review
• Source: Energies - vol. 16 - n. 6
• Formats : PDF

IIR document

Performance investigation of a power generation system with CO2 transcritical Rankine cycle.

• Author(s) : GE Y., LI L., LUO X., et al.
• Publication date: 2016/08/21
• Languages : English
• Keywords : Rankine, Power plant, Electricity, R744, Performance, Modelling, Transcritical cycle
• Source: 12^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2016). Proceedings. Édimbourg, United Kingdom, August 21st-24th 2016.
• Formats : PDF

Performance improvement of the finned passive PVT system using reflectors like removable insulation covers.

• Author(s) : ZIAPOUR B. M., PALIDEH V., MOKHTARI F.
• Publication date: 2016/02/05
• Languages : English
• Keywords : Solar collector, Electricity, Reflector, Performance, Photovoltaic plant, Heating, Water, Cogeneration
• Source: Applied Thermal Engineering - vol. 94

Advances in Solar PV Systems; A Comprehensive Review of PV Performance, Influencing Factors, and Mitigation Techniques.

• Author(s) : ASLAM A., AHMED N., QURESHI S. A., ASSADI M.
• Publication date: 2022/10
• Languages : English
• Keywords : Solar energy, Nanofluid, Hybrid system, Photovoltaic plant, Power plant, Review, Electricity, Performance, Heat pipe, Heat sink, PCM
• Source: Energies - vol. 15 - n. 20
• Formats : PDF

Design and implementation of a solar PV emulator.

• Author(s) : MESSAOUDI H., BEN ABDELGHANI BENNANI A., MRABET BELLAAJ N., et al.
• Publication date: 2016/03/24
• Languages : English
• Keywords : Operation, Electric voltage, Direct current, Design, Simulation, Photovoltaic plant, Solar energy
• Source: 1st International Refrigeration, Energy and Environment Colloquium. Proceedings: Hammamet, Tunisia, March 24-27, 2016.
• Formats : PDF

Potential of power and heat prosumers for climate-neutral energy systems.

• Author(s) : BEDERNA B., BARTA R. B.
• Publication date: 2022
• Languages : English
• Keywords : Cogeneration, Organic Rankine cycle, Electricity, Power plant, Case study, District heating, Network, Heating
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Electrical demand side flexibility from refrigeration systems with thermal energy storage based on a model predictive control strategy: Influence of model uncertainties.

• Author(s) : PFEIFFER D., HAUSSER S., HUDJETZ S., et al.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Thermal analysis, Electricity, Control (automatic), Simulation, Prediction, Model, Refrigerating plant, Thermal energy storage
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Smart meter enabled control for variable speed heat pumps to increase PV self-consumption.

• Author(s) : FISCHER D., RAUTENBERG F., WIRTZ T., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Electricity, Consumption, Variable speed, Control (automatic), Simulation, Heat pump, Photovoltaic plant, Solar energy
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Installations frigorifiques : l'efficacité énergétique au cœur des enjeux du froid.

Refrigerating facilities: energy efficiency as a core challenge for refrigeration.

• Publication date: 2015/05
• Languages : French
• Keywords : Industrial application, Food application, Safety, Energy consumption, Electricity, Refrigerating plant, Environment, Energy efficiency
• Source: Monde du Surgelé (Le)

Assessing the effects of CO2 cryocapture

According to Physicists at the University of Oregon, refrigerating coal plant emissions would reduce CO2 emissions by 90%, and reduce levels of other dangerous chemicals such as SO2 and Mercury, but would raise electricity costs by about 25%.

• Publication date : 2013/01/11

Benefits of thermal energy storage

The use of thermal storage, coupled to a refrigeration unit, allows the user to reduce the cooling capacity of installed units, to lower operating costs and electric bills, to increase plant reliability and to provide an effective solution for...

• Publication date : 2013/03/29

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.

• Publication date : 2022/11/28
• Subjects: Technology

Markets and figures: Australia

According to EcoLibrium, no less than 29 million air-conditioning and refrigeration devices are used in Australia, which represents 1.33 devices per inhabitant and 45@000 GWh of electricity, i.e. 22% of national consumption; 40 Mt CO2e are...

• Publication date : 2009/12/09

Energy savings: Case study on a cool way to cut energy consumption in the UK food industry

A collaborative research and development project led by a mechanical engineering team from Brunel University, UK, found that supermarkets and food processing plants could cut their energy costs by over 30% and reduce greenhouse gas emissions by...

• Publication date : 2005/07/19

IIR Rankine Conference 2020: Which alternative working fluids for ORC systems?

HFOs (hydrofluoroolefins), HCFOs (hydrochlorofluoroolefins) and hydrocarbons were the main alternatives to HFC245fa presented during the IIR Rankine Conference 2020.

• Publication date : 2020/09/04
• Subjects: HFCs alternatives

Ice storage

The Paris Palais des Congrès, a vast building comprising a Congress centre, a hotel and a shopping mall is equipped with an ice storage system allowing it to optimize its power-bill management in winter, but also to shave summer peaks and to...

• Publication date : 2007/11/20

The district cooling network of Paris will be extended by 158 km within 20 years

Paris’ district cooling network currently covers over 86 kilometres and will be extended to 250 kilometres by 2042. It will increase the city's contribution to the carbon neutrality objective by...

• Publication date : 2022/01/28

Briefs: double-effect trigeneration for energy savings in French space centre

The Centre Spatial de Toulouse, which is part of the French Centre National d'Etudes Spatiales is now equipped with a large-scale trigeneration plant. The Centre comprises 60 buildings and employs 2500 employees and until 2002 also had a huge...

• Publication date : 2009/12/09

Briefs: Dehumidification and cooling system cuts energy consumption by 43% in meat processing plant

Cooling and dehumidification costs in a meat plant in Germany have been reduced by a system using hot and cold water from other processes. According to DuCool, TönniesFleisch plant in Rheda-Wiedenbrück is saving annually 165 000 € in electricity...

• Publication date : 2009/08/13

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...

• Publication date : 2023/06/28
• Subjects: Technology

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

Briefs: Impact of shade trees on electricity use

A recent study conducted on 460 single-family homes in Sacramento, California, shows that shade trees on the west and south sides of a house can reduce the summer electricity bill by about USD 2500 a year. Of course, the fact that shade can reduce...

• Publication date : 2009/05/18

Briefs: District cooling in Saudi Arabia

MODON signed an agreement with National Tri-Generational CHP Company (NTCC) to provide the Jeddah 2nd Industrial City with a district cooling service system. The system will provide the industrial city about 352 MW of district cooling services and...

• Publication date : 2010/03/07

Green hydrogen production project in Namibia

In partnership with a French-German consortium, the Namibian government plans to develop a green hydrogen production facility. Although some of the funding may be secured as early as...

• Publication date : 2022/01/18
• Subjects: Developing country

News from IIR members: Nestlé

Nestlé's confectionery production facility in Halifax, UK, has implemented an award-winning innovative ammonia heat pump plant to power its operations, cutting costs at the site by over 240 000 € per year. The system, formed by a collaborative...

• Publication date : 2011/02/07

News from IIR members: Danfoss

A pleasant indoor climate and no energy costs. This is what it feels like to live in the Zero+ house - the first home in Denmark that produces more power than is actually consumed. The house supplies its own heating and electricity and generates...

• Publication date : 2011/02/04

IIR Member news: Star Refrigeration installs ammonia chillers in an indoor skiing facility

After 90 years of existence, indoor skiing now uses modern and energy efficient technologies. Star Refrigeration participates in this evolution with its ammonia chillers.

• Publication date : 2018/12/27

CryoHub: EU project CryoHub is inviting cold chain companies to become ‘CryoHub Champions’

The CryoHub innovation project investigates and extends the potential of large-scale Cryogenic Energy Storage (CES) and applies the stored energy for both cooling and power generation.

• Publication date : 2016/06/28

Join our second Webinar on Walk-In Cold Rooms on June 11!

Book your seat! Register to the second webinar in our '"Cool Insights" series highlighting the use of walk-in cold rooms for precooling and storage of fresh produce in the Global South. 

• Publication date : 2024/05/28
• Subjects: Technology, Developing country, Environment, General information

The IIR is involved in a new project called Cool-Save

The IIR is involved in a new project called Cool-Save. This 30-month European project comprises the development and dissemination of cost-effective strategies designed to improve energy efficiency in cooling systems in the food and drink sector.

• Publication date : 2012/04/25

ICR2023: ENOUGH, INDEE+ and SophiA conference papers are now online!

Download papers presented at ICR2023.

• Publication date : 2023/10/24

The essential role of refrigeration in the combat against COVID-19

Statement of the International Institute of Refrigeration calling governments to consider refrigeration-related services as “essential services” in the context of the current health crisis due to COVID-19.

• Publication date : 2020/04/14
• Subjects: Figures, economy, Regulation, Technology, Developing country, Environment, General information

IIR Working Group publishes Guidelines for Life Cycle Climate Performance

The Guidelines for Life Cycle Climate Performance (LCCP) provide a harmonised method to calculate the LCCP for all types of stationary air conditioning, heat pumping and refrigeration systems.

• Publication date : 2016/01/27

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...

• Last update : 2023/06/23
• Langues : French, English
• Themes : LNG and LPG

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...

• Last update : 2023/11/07
• Langues : French, English
• Themes : Freezing of foodstuffs

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 : French, English
• Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)

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...

• Last update : 2022/09/07
• Langues : French, English
• Themes : Evaporators, condensers and other heat exchangers