Search results

Evaluation tools: cost-optimal and cost-benefit analysis.

• Author(s) : BECCHIO C., D’AGOSTINO D., ZANGHERI P.
• Publication date: 2022/02
• Languages : English
• Keywords : Residential sector, Regulations, European Union, Cost, Optimization, Energy efficiency, Performance, Building, Calculation
• Source: REHVA Journal - vol. 59 - 1
• Formats : PDF

Model development for carbon capture cost estimation.

• Author(s) : PIERI T., ANGELIS-DIMAKIS A.
• Publication date: 2021/12
• Languages : English
• Keywords : Carbon capture, Cost, Modelling, Industrial application, CO2 emission, Database
• Source: Clean Technologies - 3 - 4
• Formats : PDF

Comparación de costes de differentes tipos de intercambiador de calor.

Cost comparison of different heat exchanger types.

• Author(s) : PERENCEVIC S.
• Publication date: 2014/10
• Languages : Spanish
• Source: Frío Calor Aire acondicionado - vol. 42 - n. 473
• Formats : PDF

Cost optimized design of ground probe fields with solar regeneration.

• Author(s) : BUESSER S., WEMHOENER C., ROMINGER L.
• Publication date: 2021/08/31
• Languages : English
• Keywords : Simulation, Ground-source system, Probe, Design, Cost, Solar collector, Performance, Regeneration
• Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
• Formats : PDF

Development and evaluation of low-cost CO2 sensors for buildings.

• Author(s) : SIEFKER Z. A., BOYINA A., ZHAO X., HODUL J. N., BRAUN J. E., CHUI G. T.-C., BOUDOURIS B. W., RHOADS J. F.
• Publication date: 2021/05/24
• Languages : English
• Keywords : CO2, Sensor, Prototype, Energy efficiency, Building, Indoor environment, Humidity, Cost, Testing
• Source: 2021 Purdue Conferences. 6^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

A low-cost photoelectric system to measure valve displacement in reciprocating type compressors.

• Author(s) : MALIK A. N., PASHAK P., LAZOGLU I., SAHIN C.
• Publication date: 2022/07/15
• Languages : English
• Keywords : Reciprocating compressor, Household refrigerator, Expérimentation, Sensor, Modelling, Performance, Cost
• Source: 2022 Purdue Conferences. 26^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

Recommended by the IIR / IIR document

Optimising a supermarket refrigeration system with heat recovery to minimise operational costs.

• Author(s) : STEUER D., JOSEFSSON F., ARIAS J., SAWALHA S.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Supermarket, CO2, R744, Heat recovery, Modelling, Cost, Case study, Optimization, Sweden
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

Operation costs for heat recovery from supermarkets to district heating grids.

• Author(s) : HEERUP C.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Building, Denmark, Heat recovery, R744, Supermarket, Case study, Cost, District heating, CO2
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Comparative life-cycle cost analysis of refrigeration systems in ice rinks.

• Author(s) : GRÖNQVIST C., ROGSTAM J.
• Publication date: 2018/06/18
• Languages : English
• Keywords : Energy consumption, R744, Sweden, Skating rink, Indirect system, Case study, Life cycle, Cost, CO2
• Source: 13^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2018). Proceedings. Valencia, Spain, June 18-20th 2018.
• Formats : PDF

IIR document

A study on cost-efficiency relationship analysis of air conditioner in Korea.

• Author(s) : KIM D., YOU Y., CHOI Y., et al.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Energy consumption, Correlation, Calorimeter, Air conditioner, Korea Republic, Cooling capacity, Modelling, Expérimentation, Energy efficiency, Cost
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

Advanced copper heat exchangers from low-cost additive manufacturing techniques.

• Author(s) : NASUTA D., HALOTA A., ZHAO A., MZHEN M.
• Publication date: 2022/07/10
• Languages : English
• Keywords : Heat exchanger, Additive, Manufacture, Cost, Copper, Design, Plate exchanger, Prototype, Testing, CFD, Simulation, Geometry, 3D printing, additive manufacturaring
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Desalination through reverse osmosis (RO): a sustainable and cost effective future technology for energy and water management.

• Author(s) : BASU S., KUMAR BRAHMA N.
• Publication date: 2018/07/27
• Languages : English
• Keywords : Reverse osmosis, Industrial application, Generality, Energy consumption, Desalination, Cost, Fresh water
• Source: Proceedings of the International Conference on Emerging Technologies for Sustainable and Intelligent HVAC&R Systems, Kolkata, July 27-28 2018.
• Formats : PDF

Control of a PVT-Heat-Pump-System Based on Reinforcement Learning–Operating Cost Reduction through Flow Rate Variation.

• Author(s) : JOHN D., KALTSCHMITT M.
• Publication date: 2022/04
• Languages : English
• Keywords : Heat pump, Modelling, Simulation, Cost, Operation, Optimization, Solar collector, Photovoltaic plant
• Source: Energies - 15 - 7
• Formats : PDF

Quasi steady-state modeling approach for low computational cost design optimization of heat exchangers for phase change material (PCM) thermal batteries.

• Author(s) : RHOADS A., BACELLAR D., MARTIN C., WASER R., ZAGLIO M., STILLMAN H., WORLITSCHEK J., MARANDA S.
• Publication date: 2021/05
• Languages : English
• Keywords : Heat exchanger, PCM, Water, Energy storage, Optimization, Cost, Modelling, Battery, CFD
• Source: 2021 Purdue Conferences. 18^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Design, development and construction of Hall effect-based turbine meter type to measure flow in low-cost lithium bromide salt: Proposed flowmeter and first results.

• Author(s) : CALDAS A. M. A., CALDAS A. G. A., DOS SANTOS C.A.C., OCHOA A. A. V., CÉZAR K. L., MICHIMA P.S.A
• Publication date: 2020/04
• Languages : English
• Keywords : Turbine, Design, Lithium bromide, Flow rate, Cost, Expérimentation, Measurement
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 112
• Formats : PDF

Climate change: The cost of global warming

The Stern Review is the most comprehensive study ever performed on the economics of climate change. According to the report commissioned by the UK Chancellor, pre-industrial level of greenhouse gases in the atmosphere was 280 ppm CO2 equivalents...

• Publication date : 2007/02/12

Solar cooling: Low-cost solar vaccine refrigerator

About 2 million people around the world die each year of diseases preventable by widely used vaccines. In Africa and parts of Asia, over half of all vaccines that require refrigeration spoil before they can be administered. Millions of lives and...

• Publication date : 2011/02/04

Phase-change materials result in huge cost savings

Phase-change materials (PCMs) are being used in a new building for the molecular engineering department of the University of Washington, in Seattle. The 7150 m² building has PCMs encapsulated in its wall and ceiling panels, and the expectation is...

• Publication date : 2012/08/14

Costco to pay USD 335,000 for R22 leaks

In a settlement announced in September 2014 by the US EPA and Department of Justice, Costco Wholesale Corporation, the second largest US retailer, will have to pay USD 335,000 in penalties and to improve refrigerant management at 274 stores.

• Publication date : 2014/11/19

Efficient fridges reduce German retailer costs

More efficient refrigeration and LED lighting helped reduce energy costs in the German retail food industry by 5% in 2015.

• Publication date : 2016/01/21

The lifetime cost of a magnetic refrigerator

A research paper published in the International Journal of Refrigeration demonstrates the lifetime cost of a magnetic refrigerator.

• Publication date : 2016/08/10

Efficient refrigeration helped reduce German retailers’energy costs

Energy costs per m2 of retail space in the food trade is more important than in the non-food sector.

• Publication date : 2016/08/15

US: innovative technologies to reduce air conditioning costs

Two articles present innovative windows to reduce air conditioning costs.

• Publication date : 2017/02/17
• Subjects: Environment

Low-cost cold storage in Kenya using evaporative cooling

A team of researchers from the Massachusetts Institute of Technology (MIT) and the University of Nairobi are designing affordable off-grid cold storage units for perishable crops in Kenya, using evaporative...

• Publication date : 2020/11/27

Inadequate office temperature may cost the UK economy 15,7bn € annually

A new survey suggests around 2% of office hours are wasted due to the temperature alone, potentially costing the UK economy an estimated €15,7bn annually.

• Publication date : 2014/04/23

Reducing the economic costs of a direct-use geothermal heating system

Italian researchers have modelled a polymer heat exchanger to reduce the cost of a direct-use geothermal heating system for a single building in the active volcano district of the...

• Publication date : 2022/02/21
• Subjects: Technology

Castle Lite’s ice cold campaign.

The South African beer refreshes its image.

• Publication date : 2017/02/07
• Subjects: General information

Forecasts concerning global demand for commercial refrigeration

According to a recent market report by Freedonia, global demand for commercial refrigeration equipment is forecast so rise by 4.6% annually until 2016 and reach around USD 32 billion.

• Publication date : 2013/05/23
• Subjects: Figures, economy

Cold chain self-assessment for pharmacists

The cold chain is becoming pharmacy’s new challenge. There are an increasing number of health products to be kept at controlled temperatures and regulatory requirements have been reinforced.

• Publication date : 2013/09/12

Global cooling tower market forecast to reach 2.6 billion USD by 2018

According to a recent report by Global Industry Analysts Inc., the global market for cooling towers is projected to reach USD 2.6 billion by 2018, driven by improving economic conditions and more stringent environmental regulations.

• Publication date : 2013/01/22
• Subjects: Figures, economy

Event report: COST meeting

The European COST Action 871 “Cryopreservation of crop species in Europe” held its latest meeting in Angers, France, on February 8-11, 2011. The seminar presented the results of the research of teams all over Europe and was an occasion to promote...

• Publication date : 2011/05/19

UNIDO and IIR launch a call for partners to develop cost guidelines for improving energy efficiency in retail refrigeration

As part of the Kigali Cooling Efficiency Programme funded project, UNIDO and the IIR are developing cost guidelines for incremental capital and operating costs in order to improve energy efficiency in retail refrigeration in Article 5 countries of...

• Publication date : 2019/02/25

Conferences: Casta Papiernicka

Compressors 2006, an IIR conference held in Casta Papiernicka on September 27-29, 2006 was as successful as the previous one in 2004: 170 attendees from 17 countries and 50 papers. A meeting of IIR Commissions B1 and B2 was held. Manufacturers and...

• Publication date : 2006/11/14

Conference update: Casta Papiernicka

For an update on the state of the art in the compressors field, register for the 7th International Conference on Compressors and Coolants - Compressors 2009 to be held in Casta Papiernicka, Slovak Republic, on September 30-October 2, 2009. Present...

• Publication date : 2008/10/25

Conference update: Casta Papiernicka

For an update on the state of the art in the compressors field, register for the 7th International Conference on Compressors and Coolants - Compressors 2009 to be held in Casta Papiernicka, Slovak Republic, on September 30-October 2, 2009. Present...

• Publication date : 2009/02/24

Conference update: Casta Papiernicka

For an update on the state of the art in the compressors field, register for the 7th International Conference on Compressors and Coolants - Compressors 2009 to be held in Casta Papiernicka, Slovak Republic, on September 30-October 2, 2009. Present...

• Publication date : 2009/05/18

Conference update: Casta Papiernicka

For an update on the state of the art in the compressors field, register for the 7th International Conference on Compressors and Coolants - Compressors 2009 to be held in Casta Papiernicka, Slovak Republic, on September 30-October 2, 2009:

• Publication date : 2009/08/13

International events: Casta Papiernicka

The 7th IIR International Conference on Compressors and Coolants took place in Casta Papiernicka (Slovakia) on September 30-October 2, 2009. This IIR conference focused on the performances of compressors and the future of refrigerants (threats to...

• Publication date : 2009/12/09

Upcoming IIR events: Casta Papiernicka

Register for the 6th International Conference on Compressors and Coolants - Compressors 2006, September 27- 29, 2006 in Casta Papiernicka, Slovak Republic. Main themes: compressors, compressors and refrigeration technologies, inspection and...

• Publication date : 2006/07/26

Upcoming IIR Conference: Casta Papiernicka (2006)

Register for the 6th International Conference on Compressors and Coolants - Compressors 2006, September 27- 29, 2006 in Casta Papiernicka, Slovak Republic. Main themes: compressor and refrigeration technologies, inspection and diagnostics,...

• Publication date : 2006/05/05

COOL-SAVE project distributes 1st newsletter

News about cost effective strategies to improve energy efficiency in cooling systems for the food and drink sector...

• Publication date : 2013/08/14

The IIR takes part in a UNIDO project

The IIR has been successful to a UNIDO call for proposals to assess the incremental and operating cost for improved Energy Efficiency in retail refrigeration in Jordan and Tunisia.

• Publication date : 2018/10/18
• Subjects: Environment, General information, Developing country

IIR member news : Linde

The CSG-4 snow generator allows to generate snow on demand or via programming and is claimed to offer a cost effective and safe alternative to dry ice pellets.

• Publication date : 2015/05/20

New IIR Informatory Note on thermal energy storage systems

IIR’s latest Informatory Note demonstrates that a well-designed TES system can reduce energy consumption through more efficient equipment operation and lower investment costs, thus reducing the equipment...

• Publication date : 2022/01/28

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

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

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...

• Last update : 2022/06/22
• Langues : French, English
• Themes : Hydrocarbons, Containment, refrigerant charge reduction

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

Nanorefrigerants

Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...

• Last update : 2022/06/17
• Langues : English, French
• Themes : Nanofluids

Cold storage conditions for fruits and vegetables

Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...

• Last update : 2023/01/16
• Langues : French, English
• Themes : Fruit, Vegetables

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)

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 : French, English
• Themes : Ice creams