Search results

Indoor air quality in hospitals.

• Author(s) : STIPE C. J.
• Publication date: 2015/07
• Languages : English
• Keywords : Standardization, Air conditioner, Air quality, Operating theatre, Hospital
• Source: Consulting-Specifying Engineer - vol. 52 - n. 6

Environmental index for real-time feedback on biowall indoor air quality.

• Author(s) : HUTZEL W., LIU H., KIM J. H.
• Publication date: 2021/05/24
• Languages : English
• Keywords : Indoor environment, Air quality, Measurement, Thermal comfort, Plant (botany), Expérimentation, Air conditioning, Wall
• Source: 2021 Purdue Conferences. 6^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Indoor air quality and thermal environment in classrooms with different ventilation systems.

• Author(s) : GAO J., WARGOCKI P., WANG Y.
• Publication date: 2014/06
• Languages : English
• Keywords : Measurement, Ventilation, Denmark, Temperature, Air quality, School, Concentration, CO2
• Source: REHVA Journal - vol. 51 - n. 4

Effects of indoor temperature and air movement on perceived air quality in the natural ventilated classrooms.

• Author(s) : LIU J., YANG X., MENG X., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Indoor environment, Natural ventilation, Temperature, Air quality, Relative humidity, Survey, School, Concentration, CO2
• Source: 2018 Purdue Conferences. 5^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

Relative humidity in the indoor air – impact on indoor air quality and means of control.

• Author(s) : SCHRECK T.
• Publication date: 2021/12
• Languages : English
• Keywords : Relative humidity, Air quality, Indoor environment, Thermal comfort, Recovery
• Source: REHVA Journal - vol. 58 - 6
• Formats : PDF

Ventilation et qualité d'air intérieur : dossier réglementaire.

Indoor air ventilation and quality: regulatory file.

• Publication date: 2015/07
• Languages : French
• Keywords : Regulations, Noise, Energy consumption, Building, Ventilation, Air quality, Health, Thermal comfort

Análise da qualidade do ambiente interior num centro de incubação de empresas.

Analysis of the indoor air quality in business incubator.

• Author(s) : SILVA L. T., CARRILHO J. D., GASPAR A. R., et al.
• Publication date: 2016/05/03
• Languages : Portuguese
• Keywords : Office, Indoor environment, Air quality, Energy efficiency, Thermal comfort
• Source: CYTEF 2016. VIII Congreso Ibérico y VI Congreso Iberoamericano de las Ciencias y Técnicas del Frío, Coimbra-Portugal, 3-6 mayo, 2016.
• Formats : PDF

Indoor air quality assessment of naturally ventilated museum in Portugal: evaluation of two halls of permanent exhibition.

• Author(s) : DIAS PEREIRA L., RODRIGUES GASPAR A., COSTA da J.J., et al.
• Publication date: 2018/06/19
• Languages : English
• Keywords : Standardization, Natural ventilation, Air quality, Portugal, Museum, Humidity, Case study
• Source: CYTEF 2018. IX Congreso Ibérico y VII Congreso Iberoamericano de Ciencias y Técnicas del Frío, Valencia, España, 19-21 junio 2018.
• Formats : PDF

An Experimental Study of Thermal Comfort and Indoor Air Quality—A Case Study of a Hotel Building.

• Author(s) : BOROWSKI M., ZWOLIŃSKA K., CZERWIŃSKI M.
• Publication date: 2022/03
• Languages : English
• Keywords : Thermal comfort, Air quality, CO2, Indoor environment, Hotel, Ventilation, Air conditioning, Case study, Calculation, Poland
• Source: Energies - 15 - 6
• Formats : PDF

Análise das condições de conforto térmico e qualidade do ar no interior de uma sala de uma unidade industrial.

Analysis of the thermal comfort conditions and indoor air quality in an industrial unit room.

• Author(s) : CHAVES F., VIEIRA A. V., ANTUNES J. M., et al.
• Publication date: 2016/05/03
• Languages : Portuguese
• Keywords : Indoor environment, Air quality, Air change, Industry, Thermal comfort, CO2
• Source: CYTEF 2016. VIII Congreso Ibérico y VI Congreso Iberoamericano de las Ciencias y Técnicas del Frío, Coimbra-Portugal, 3-6 mayo, 2016.
• Formats : PDF

Kvantitativna i kvalitativna procena unutrašnjeg toplotnog komfora i kvaliteta vazduha u dve poslovne (kancelarijske) zgrade.

Quantitative and qualitative evaluation of indoor thermal and air quality in two office buildings.

• Author(s) : ANTONIADOU P., KONSTANTINIDOU C., MANTIKAS G.
• Publication date: 2016/12
• Languages : English
• Keywords : Office, Indoor environment, Building, Air quality, Greece, Case study, Thermal comfort
• Source: 47^th International HVAC&R Congress and Exhibition.
• Formats : PDF

Quality of condensate from air-handling units.

• Author(s) : GLAWE D.
• Publication date: 2016/12
• Languages : English
• Keywords : Water quality, Pipe, Contamination, Condensate, Chemical analysis, Central air treatment plant, Air conditioning
• Source: ASHRAE Journal - vol. 58 - n. 12

Indoor air quality in the Indian hospitality sector.

• Author(s) : WEEKES D. M.
• Publication date: 2016/11
• Languages : English
• Source: Air Conditioning and Refrigeration Journal - vol. 19 - n. 6
• Formats : PDF

Estimation of vapor quality at compressor suction of air conditioner.

• Author(s) : ENDOH K.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Suction, Energy balance, Measurement, Air conditioner, Vapour, Discharge, Quality, Expérimentation, Compressor
• Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Selection of air handling units. 1.

• Author(s) : RANDIVE D. R.
• Publication date: 2014/05
• Languages : English
• Keywords : Generality, Comparison, Air treatment, Ventilation, Air quality, Air conditioning
• Source: Air Conditioning and Refrigeration Journal - vol. 17 - n. 3
• Formats : PDF

Assessing indoor air quality: Air conditioning

The quality of indoor air and how to assess it are increasingly raising concern, whether this is related to the efficiency of air-conditioning systems or of air cleaners. Air conditioning against high CO2 levels. According to a recent KPMG study...

• Publication date : 2008/02/12

Assessing indoor air quality: Air cleaners

The quality of indoor air and how to assess it are increasingly raising concern, whether this is related to the efficiency of air-conditioning systems or of air cleaners. Air-cleaner market is doing fine. According to the Environmental Protection...

• Publication date : 2008/02/12

Briefs: Doubt on the air quality in airplanes

The Committee on Toxicity, an independent group of experts consulted by the British government estimated that 1% of all daily passenger air flights were affected by smoke incidents in the cabin, and airlines acknowledge 0.05%. in the United States...

• Publication date : 2009/12/09

ICR2011 highlights: indoor air-quality issues in passive buildings

Polish specialists recommend mechanical ventilation for passive buildings

• Publication date : 2012/03/13

In UK, 70% of office workers complain of poor IAQ

Almost 70% of office workers in UK believe poor air quality in their place of work is having a negative effect on their day-to-day productivity and well-being.

• Publication date : 2016/09/05

Indoor air pollution as a health risk

On September 7, industry associations issued an urgent statement to European Union institutions to highlight the importance of indoor air quality in the context of the COVID-19 pandemic.

• Publication date : 2021/11/22

New cryogenic methods to control indoor air pollution

The journal Science of the Total Environment will publish in February 2019 an article exploring the capacity of cryogenic technologies to tackle indoor air pollution.

• Publication date : 2018/12/27

New process combining cryogenic freezing and MAP

Air Products Freshline® Superfresh is a new methodology which combines cryogenic freezing with modified atmosphere packaging (MAP) in a specific way to extend the life and quality of food products.

• Publication date : 2015/04/19

Chilled beam for health care rooms

The benefits of implementing active chilled beams include downsized ductwork/equipment, energy reductions of up to 50% in some cases, decreased maintenance, optimal comfort and indoor air quality (IAQ)

• Publication date : 2014/03/26

“Soft chill” technology improves temperature control for food processors

A new way of using liquid nitrogen to control the temperature of foods while they are being processed will improve quality, even when used with the most heat-sensitive or reactive foods, according to Air Products.

• Publication date : 2014/02/17

Nanoe ™ X technology could inhibit COVID19 in air conditioners

Panasonic has developed an ionizer that inhibits certain pathogenic microorganisms (including viruses). Recent tests seem to demonstrate its effectiveness on COVID-19. 

• Publication date : 2020/11/26

Expansion in Purdue University will house a “smart-buildings” lab

Purdue University is expanding the Ray W. Herrick Laboratories. The expanded labs will house the Center for High Performance Buildings, where research is focused on new equipment and operational technologies to develop an understanding of the...

• Publication date : 2011/08/17

Effects of air conditioner airflow on human sleep.

A recent study published in Energy and Buildings measures the impact of the velocity of an air conditioner airflow on the quality of sleep.

• Publication date : 2017/03/03

2nd edition of World Ventilation Day on November 8

The theme for the 2023 edition of World Ventilation Day theme is "Breathe Better, Live Better".

• Publication date : 2023/11/03
• Subjects: General information

First World Ventilation Day set for November 8

World Ventilation Day will be inaugurated on 8th November 2022, at the initiative of several organisations around the world including UNEP.

• Publication date : 2022/11/07
• Subjects: General information

ICR 2011 in Prague: a Resounding Success

The 23rd IIR International Congress of Refrigeration held in Prague, on August 21-26, 2011, was highly successful...

• Publication date : 2011/08/30

1st IIR International Cold and Sustainability Conference

The 1st IIR Conference on Sustainability and the Cold Chain held in Cambridge, UK, on March 29-31, 2010 attracted over 150 participants from 22 countries. Academia, public and corporate research centres, public agencies and administrations, and...

• Publication date : 2010/05/27

Conference update: Melbourne

IIR 2008 - HVAC Energy Efficiency Best Practice Conference will be held in Melbourne on September 18-19, 2008. This cutting-edge event will cover solar air conditioning and heating of buildings, comfort and indoor environmental quality in energy...

• Publication date : 2008/08/12

Conference update: Melbourne

IR 2008 - HVAC Energy Efficiency Best Practice Conference will be held in Melbourne on September 18-19, 2008. This cutting-edge event will cover solar air conditioning and heating of buildings, comfort and indoor environmental quality in energy...

• Publication date : 2008/02/12

Conference update: Melbourne

IIR 2008 - HVAC Energy Efficiency Best Practice Conference will be held in Melbourne on September 18-19, 2008. This cutting-edge event will cover solar air conditioning and heating of buildings, comfort and indoor environmental quality in energy...

• Publication date : 2008/05/13

IIR Sub-Commission D2 CERTE

The next meeting of the IIR Sub-Commission D2 "CERTE" (CERtification Testing and quality of transport Equipment used for perishable products and other temperature-sensitive materials) will be held in Plestany, Slovak Republic, on May 31 - June 1,...

• Publication date : 2007/04/25

ICR2007 in Beijing

The International Institute of Refrigeration (IIR) holds Congresses every 4 years. They have two objectives: - a scientific objective: apart from the numerous IIR and IIR-co-sponsored conferences (about 50 over a 4-year period), which are focused...

• Publication date : 2007/11/20

Corporate members: news

- During the IIAR's 2008 Ammonia Refrigeration and Conference, the first fundraising event, a golf tournament, was held in order to launch Ammonia Refrigeration Foundation actions. The recently formed foundation will promote charitable,...

• Publication date : 2008/05/13

The Centenary in Paris and future events

A joint IIR/French Refrigeration Association (AFF) conference was held in Paris on June 12, 2008 in order to celebrate the centenaries of both organizations. It was combined with the IIR statutory meetings on June 10, 11 and 13 and with various...

• Publication date : 2008/08/12

ICR2015: A stimulating environment for dynamic exchanges

With a focus on improving standards and the quality of life of many worldwide, as well as emphasising the importance of preserving the earth through the advancement of refrigeration applications and technology, ICR2015 is expected to attract a...

• Publication date : 2015/04/08

Supercooling and superchilling: A solution to increased shelf life and reduced food waste?

If these technologies were combined with perfusion chilling for meat and fish, then additional benefits such as rapid cooling, low weight loss and novel products could result.

• Publication date : 2015/10/27

World Refrigeration Day 2021

A series of webinars focusing on the "Cool Careers" in refrigeration will be organised this year to celebrate World Refrigeration Day on June 26.

• Publication date : 2021/04/26
• Subjects: General information

New IIR Informatory Note on non-uniform environment

A non-uniform indoor environment can reconcile the demand for a healthy and comfortable environment and the objective of low carbon emissions. 

• Publication date : 2023/11/28

Now available: IIR-Gustav Lorentzen Conference Papers

Download your copy of the proceedings of the 14th Gustav Lorentzen Conference on Natural Refrigerants. Over 120 technical papers are available!

• Publication date : 2021/01/19
• Subjects: Technology, Environment

The long awaited ICR2015 is underway!

Held every four years, this year ICR2015 welcomes 1,011 conference delegates from 55 countries, making it a truly global refrigeration event.

• Publication date : 2015/08/19

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

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

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)

Environmental impact of the ice cream industry

This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.

• Last update : 2022/11/17
• Langues : French, English
• Themes : General information on environment (climate change, ozone depletion…)

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