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IIR document

Cooling in Mediterranean hotels during summertime experience from the NEZEH (Nearly Zero Energy Hotels) project.

• Author(s) : TSOUTSOS T., TOURNAKI S., FRANGOU M., et al.
• Publication date: 2016/04/07
• Languages : English
• Keywords : Green building, Energy consumption, Performance, Mediterranean country, Hotel, Summer, Air conditioning
• Source: 4^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Auckland, New Zealand, April 7-9, 2016.
• Formats : PDF

IIR document

Performance analysis and capacity sizing for chillers for the HVAC system in a hotel building.

• Author(s) : WANG F. J., LIN H. W., TU W. D., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Taiwan, Energy consumption, Chiller, Modelling, Hotel
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Energy performance of CO2 hybrid ground-coupled heat pumping system for hotel application.

• Author(s) : JIN Z., EIKEVIK T. M., NEKSÅ P., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : R744, Ground, Simulation, Heat pump, Hotel, Energy efficiency, Transcritical cycle, Refrigerant, CO2
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Recommended by the IIR / IIR document

Integrated CO2 system with HVAC and hot water for hotels: Field measurements and performance evaluation.

• Author(s) : SMITT S., TOLSTOREBROV I., HAFNER A.
• Publication date: 2020/08
• Languages : English
• Keywords : R744, CO2, Hotel, Air conditioning, Hot water, Performance, Measurement, Modelling, Heat pump, Chiller
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 116
• Formats : PDF

IIR document

Development of an integrated energy simulation tool for buildings and MEP systems, the BEST- Simulation study of cogeneration system in hotels using BEST program 2013.

• Author(s) : SATOH M., TSUJIMARU N., MURAKAMI S., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Software, Energy consumption, Building, Simulation, Hotel, Cogeneration
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Recommended by the IIR / IIR document

Integrated R744 unit for hotels: Analysis of field data.

• Author(s) : SMITT S. M., TOLSTOREBROV I., HAFNER A.
• Publication date: 2020/12/07
• Languages : English
• Keywords : Performance, CO2, Commercial application, Hotel, Thermal energy storage, Air conditioning, R744, Energy saving, Energy efficiency, Hot water, Heating, Case study, COP, Norway
• Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
• Formats : PDF

IIR document

Numerical performance investigation of a CO2 heat pump and refrigeration system for a Nordic hotel.

• Author(s) : SMITT S. M., HAFNER A.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Hot water, Chiller, R744, Heat pump, Norway, Modelling, Hotel, Case study, Energy efficiency, Air conditioning
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

IIR document

Presentation of the first combined CO2 heat pump, air conditioning and hot tap water system for a hotel in Scandinavia

• Author(s) : SMITT S. M., HAFNER A., HOKSROD E.
• Publication date: 2019/04/11
• Languages : English
• Keywords : Hot water, Heat pump, Norway, Hotel, Case study, Energy saving, Air conditioning, Heating
• Source: 8^th Conference on Ammonia and CO₂ Refrigeration Technology. Proceedings: Ohrid, North Macedonia, Avril 11-13, 2019.
• Formats : PDF

IIR document

CO2 heat pump/chiller system for a hotel in a tropical climate: a numerical investigation.

• Author(s) : ELARGA H., HAFNER A.
• Publication date: 2022/06/13
• Languages : English
• Keywords : Modelling, Domestic water, Hot water, Energy efficiency, Case study, Hotel, Tropical climate, Simulation, COP, CO2, R744, Heat pump, Chiller, India
• Source: 15^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2022). Proceedings. Trondheim, Norway, June 13-15^th 2022.
• Formats : PDF

IIR document

Integrated R744 heat pump/chiller for hotel: state-of-the-art implementation.

• Author(s) : SINGH S., HAFNER A., ELARGA H., SHARMA K.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Hotel, R744, Heat pump, Chiller, Testing, Thermal energy storage, Ejector system, CO2, India, Air conditioning, Hot water, Heating, Case study, INDEE+
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

Numerical simulation of an integrated CO2/chiller and thermal storage system for a hotel in tropical weather conditions.

• Author(s) : HENKE L., ELARGA H., HAFNER A.
• Publication date: 2023/08/21
• Languages : English
• Keywords : INDEE+, Simulation, Tropical climate, India, Hotel, CO2, R744, Thermal energy storage, Heat pump, Domestic water, COP, Chiller
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Recommended by the IIR / IIR document

Machine learning methods for prediction of hot water demands in integrated R744 system for hotels.

• Author(s) : ZHANG Z., SMITT S. M., EIKEVIK T. M., HAFNER A.
• Publication date: 2020/12/07
• Languages : English
• Keywords : CO2, R744, Domestic heat pump, Hot water, Thermal energy storage, Modelling, Programming, Prediction, Database, Energy saving, Energy efficiency, Hotel
• Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
• Formats : PDF

IIR document

Advantage of CO2 heat pump chiller for the application in Indian hotels.

• Author(s) : REDDY Y. S. K., ELARGA H., GURUCHETHAN A. M., MAIYA M. P., HAFNER A.
• Publication date: 2023/08/21
• Languages : English
• Keywords : CO2, Hot water, India, Commercial building, R744, Domestic water, Thermal energy storage, Energy saving, Ejector system, Hotel, Chiller, Commercial application, CO2 emission, Cost, Case study, INDEE+
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Recommended by the IIR / IIR document

Study of a phase change material storage for the solar airconditioning system of a net-zero energy hotel in a tropical region.

• Author(s) : BYRNE P., TIFFONNET A., FILIPPIDIS M., ABDULLAH N., LALANNE P., YATIM A., ESTELLE P., ALHAMID I., MARE T., PUTRA N.
• Publication date: 2020/08/26
• Languages : English
• Keywords : Green building, PCM, Solar cooling, Air conditioning, Tropical climate, Hotel, Expérimentation, Simulation, Photovoltaic plant
• Source: 6^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Nantes, France, August 26-28 2020
• Formats : PDF

IIR document

Integrated energy concepts for high performance hotel buildings.

• Author(s) : SMITT S. M., HAFNER A.
• Publication date: 2018/06/18
• Languages : English
• Keywords : Commercial building, Heat recovery, R744, R290, Propane, Heat pump, Hotel, Energy efficiency, Heating, CO2
• Source: 13^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2018). Proceedings. Valencia, Spain, June 18-20th 2018.
• Formats : PDF

Permanent ice hotel thanks to solar cooling.

In Northern Sweden, Icehotel 365, a permanent ice hotel, opened in November 2016.

• Publication date : 2017/01/31

Micro-trigeneration trends and perspectives

Micro-trigeneration systems are emerging in various applications like residential buildings, hotels, hospitals, university campuses, automobiles, etc.

• Publication date : 2015/07/03

Out of the ordinary: Cool stays

Looking for a refreshingly cool place to stay? Ice hotels in Swedish Lapland and Quebec , Canada make a refreshing change. The Ice Hotel inJukkasjärvi, Sweden, is built (and rebuilt each year) from 10 000 tons of ice and 30 000 tons of snow; it...

• Publication date : 2005/02/11

Out of the ordinary: The world’s first refrigerated beach!

Versace, the renowned fashion house, is to create the world's first cooled beach so that hotel guests can walk comfortably across the sand on scorching days. The beach will be next to the new Palazzo Versace Hotel which is being built in Dubai,...

• Publication date : 2009/05/18

Unassuming energy saving device

The eCube energy saving device is designed to reduce energy consumption by at least 25%. It takes into account product temperatures instead of fluctuating air temperatures in refrigerators, freezes, chillers, coolers, dispensers and cold rooms. It...

• Publication date : 2008/02/12

The potential for seabed geothermal energy in the UK

An international study has shown the potential for using capillary heat exchangers for heat pumps in the shallows of the seabed, with the potential to provide heating for homes.

• Publication date : 2022/03/30
• Subjects: Technology, Environment

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

Events: DKV’s Annual Meeting

DKV's Annual Meeting2006 will be held on November 22-24, 2006 at the Dresden Maritim Hotel and Conference Center. Find out more: info@dkv.org

• Publication date : 2006/11/15

Briefs: DKV Meeting

The next DKV Meeting will take place in Bremen on November 17-19, 2004. Deutsche Kälte-Klima-Tagung 2004, Bremen - Maritim Hotel Please contact Irene Reicher. Tel: 0049 (0)711/6853200 Fax: 0049 (0)711/6853242

• Publication date : 2004/07/27

Out of the ordinary: Cool music in an igloo

Listen to Terje Isungset and his orchestra http://news.bbc.co.uk/ The ice instruments would melt under normal concert conditions, so the Norwegian group records and...

• Publication date : 2009/05/18

Chillers: efficiency takes off

Chillers are key refrigerating systems since, according to the Department of Energy, in the US, they account for about 13% of the power consumed by the nation's buildings and 9% of the overall demand for electric power. Examples below illustrate...

• Publication date : 2008/10/25

Out of the ordinary: Trendy ice bars

- London's first Ice Bar is maintained at a temperature of -5°C. Absolut Vodka and Ice Hotel have joined forces to create an environment with the décor, bar stools and glasses made of ice imported from within the Arctic Circle.

• Publication date : 2006/05/05

China

In the People's Republic of China, targets have been recently set by the 11th Five-Year Plan to cut energy consumption by 20% per unit of GDP between 2006-2010. This entails strict energy policies in all economic sectors, including refrigeration...

• Publication date : 2007/11/20

Green buildings: Darmstadtium

Darmstadtium features pioneering energy-saving and environmental technologies. For instance, a "Calla" - a flower-like funnel-shaped glass roof - in the heart of the building collects rainwater, lets in daylight and sucks in fresh air. Cooling is...

• Publication date : 2008/07/11

Briefs: Cool job

Cooling Burj Dubai, the world's tallest building is not without its challenges. The huge cooling plant designed by ETA M&E's district cooling division supplies chilled water for the Burj Dubai, Dubai Mall and two 5-star hotels. Inside the Burj...

• Publication date : 2010/05/27

INDEE+: Focus on the two-day workshop “Hotel Decarbonisation using R744 Heat Pump/chiller” organised in April

A two-day workshop titled “Hotel Decarbonisation using R744 Heat Pump/chiller” was organised on 26-27 April 2024 at Antarim Resorts, Goa. The technical session was followed by a demonstration of the R744 HP/C...

• Publication date : 2024/05/28

Canada to host the IIR International Congress of Refrigeration in 2019!

During the IIR Executive Committee meeting in Paris on June 14, 2013 Montreal, Canada was elected by the Delegates of the IIR member-countries as the host city of the IIR International Congress of Refrigeration to be held in 2019 (ICR2019).

• Publication date : 2013/07/11

IIR partner in INDEE+

The IIR takes part of the project INDEE+ which aims to support the Indian refrigeration and Air Conditioning sector in the transition towards more sustainable and environmentally friendly...

• Publication date : 2021/05/31
• Subjects: Developing country

Climespace

Who cools the Louvre, the French parliament, the Paris Opera House, the Bank of France, Chanel, Dior, Galeries Lafayette, several 5-star hotels and many other buildings? The answer is Climespace. With 475 customers, 5 million m² cooled and...

• Publication date : 2011/02/04

HARFKO and KRAIA’s anniversary

The 7th HARFKO, organized by KRAIA (Korea Refrigeration and Air-conditioning Industry Association) was held in Seoul on May 25-27, 2005 and attracted 160 exhibitors and visitors from 20 countries. Myriam Armengaud and Susan Phalippou ran the IIR's...

• Publication date : 2005/07/19

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...

• Publication date : 2006/05/05

INDEE+ Project: Norwegian R744 condensing units arrived in India for educational purposes

Three R744 condensing units were sent to India by Prof. Armin Hafner (NTNU, Norway)  to educate Indian institutions, end-users and vendors on clean cooling technologies, with the aim of helping India meet...

• Publication date : 2021/12/15

Event update: 1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates

The IIR and UNEP organise a Joint Experts’ Round-Table on Cold Chain Management in Hot Climates.

• Publication date : 2016/06/08

INDEE+ Seminar at REFCOLD 2022

The first INDEE+ seminar gathering all the project partners and key Indian stakeholders took place at REFCOLD 2022 in Ahmedabad (Gandhinagar, Gujarat, India).  

• Publication date : 2023/01/26

Highlights from REFCOLD India 2024

The International Institute of Refrigeration recently participated in REFCOLD India 2024, held from October 3-5 in Kolkata, India. Organised by ISHRAE and Informa Markets, this

• Publication date : 2024/10/30

1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates

In collaboration with the United Nations Environment Programme (UNEP), the IIR is proud to announce the 1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates.

• Publication date : 2016/01/20

INDEE+ in ACREX

Last month, INDEE+ participated in the 23rd edition of ACREX India in Delhi, focused on the theme “Powering Global HVAC Supply Chain”.

• Publication date : 2024/03/27

ICR2015 : The 24th IIR International Congress of Refrigeration

16 - 22 August 2015, the 24th ICR takes place in Yokohama, Japan!

• Publication date : 2013/10/10

ATMO Europe Conference 2022 on Natural Refrigerants Releases Final Programme

The 12th edition of the event will take place in-person in Brussels (Belgium) on November 15–16.

• Publication date : 2022/11/10
• Subjects: Technology, Environment

Nominations for the J&E Hall Gold Medal are now open

With a prize award of £5,000, the J&E Hall Gold Medal is an internationally respected award that recognises the most noteworthy practical contribution to the field of innovation in refrigeration, air...

• Publication date : 2022/09/29
• Subjects: General information