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Where are we today with
ventilation and infiltration
in buildings?
Peter Wouters
Manager INIVE EEIG
AIVC – TightVent - ven...
Structure of the presentation
Structure of the presentation
1973 1983 1993 2003 2013 2023 2033 2043 2053
ASHRAE
• ASHRAE was founded in 1894
– Until 1954 it was known as the American Society
of Heating and Ventilating Engineers...
REHVA
• Founded in 1963, REHVA, The Federation of
European Heating, Ventilation and Air
Conditioning Associations represen...
1973 1983 1993 2003 2013 2023 2033 2043 2053
1973 1983 1993 2003 2013 2023 2033 2043 2053
First oil crisis
40 years ago? (…1973…)
• Most countries: limited interest and almost no
knowledge on ventilation, air infiltration and
ind...
Indoor Air conferences
• 1978 Indoor Climate, Copenhagen, Denmark
• 1981 Indoor Air Pollution, Health and Energy Conservat...
1973 1983 1993 2003 2013 2023 2033 2043 2053
30 years ago (1983)
• ECBCS AIC (Air Infiltration Centre – Annex 5) running
 Annex 1 had indicated that many questions ex...
Annex 8 Annex 9
1973 1983 1993 2003 2013 2023 2033 2043 2053
IEA EBC Annex 18
Demand Controlled Ventilation Systems
(1987-1992)
1973 1983 1993 2003 2013 2023 2033 2043 2053
1986
AIC became AIVC
The ‘Air Infiltration and Ventilation Centre’
Healthy buildings conferences
1988 Healthy Buildings '88, Stockholm, Sweden
1991 Healthy Buildings/IAQ'91, Washington, DC
...
• 1985: Seattle – USA
• 1989: Vancouver – Canada
• 1991: Nice – France
• …
• 2015: Hyderabad - India
1973 1983 1993 2003 2013 2023 2033 2043 2053
Environment
• 1988 The Intergovernmental Panel on Climate
Change (IPCC) is formed by UNEP and the
World Meteorological Org...
1973 1983 1993 2003 2013 2023 2033 2043 2053
20 years ago (…1993…)
• European Pascool project
… first time focus on summer comfort control…
• European project NATVENT
...
EPIC conferences
in Lyon
(1994 – 2006)
Energy Performance
and Indoor Climate
1973 1983 1993 2003 2013 2023 2033 2043 2053
Environmental concerns
1997 Parties conclude the Kyoto Protocol in
Kyoto Japan, in which they agree to the broad
outlines ...
1973 1983 1993 2003 2013 2023 2033 2043 2053
European Roadmap to 2050
(COM(2011)112)
0%
20%
40%
60%
80%
100%
1990 2000 2010 2020 2030 2040 2050
-100%
-80%
-60%
-40%
-2...
During last 10 years? (2003 …)
• EPBD (European Energy Performance and
Buildings Directive) (2003)
– Also renewable energi...
1973 1983 1993 2003 2013 2023 2033 2043 2053
1973 1983 1993 2003 2013 2023 2033 2043 2053
Today (…2013…)
• EPBD recast (2010 – now under implementation)
– Much more st...
1973 1983 1993 2003 2013 2023 2033 2043 2053
Sustainable
development!
1973 1983 1993 2003 2013 2023 2033 2043 2053
Team work
1973 1983 1993 2003 2013 2023 2033 2043 2053
In 10 years from now? (…2023…)
• All new buildings in Europe should be NZEB
– Will there be a difference between theory an...
MaximumallowableE-level Developments today are
TREMENDOUS
and
ALMOST NO
LEARNING CURVE
Energetic
quality
Quality of
the system
Quality of
execution
1973 1983 1993 2003 2013 2023 2033 2043 2053
A tremendous
challenge!
Energetic
quality
Quality of
the system
Quality of
execution
1973 1983 1993 2003 2013 2023 2033 20...
International collaboration
International conferences
…
1973 1983 1993 2003 2013 2023 2033 2043 2053
1973 1983 1993 2003 2013 2023 2033 2043 2053
2053…
20131973 2053
1973 1983 1993 2003 2013 2023 2033 2043 2053
Conclusions
• We come from very far…
• Impressive acceleration in terms of energy
efficiency and indoor climate requiremen...
www.tightVent.eu
www.AIVC.org
www.venticool.eu
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
Where are we today with ventilation and infiltration in buildings?
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Where are we today with ventilation and infiltration in buildings?

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Keynote presentation at 34th AIVC conference - 3rd TightVent conference

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Where are we today with ventilation and infiltration in buildings?

  1. 1. Where are we today with ventilation and infiltration in buildings? Peter Wouters Manager INIVE EEIG AIVC – TightVent - venticool
  2. 2. Structure of the presentation
  3. 3. Structure of the presentation 1973 1983 1993 2003 2013 2023 2033 2043 2053
  4. 4. ASHRAE • ASHRAE was founded in 1894 – Until 1954 it was known as the American Society of Heating and Ventilating Engineers (ASHVE) • In 1954, it changed its name to the American Society of Heating and Air-Conditioning Engineers (ASHAE)
  5. 5. REHVA • Founded in 1963, REHVA, The Federation of European Heating, Ventilation and Air Conditioning Associations represents a network of more than 100 000 engineers from 26 European countries.
  6. 6. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  7. 7. 1973 1983 1993 2003 2013 2023 2033 2043 2053 First oil crisis
  8. 8. 40 years ago? (…1973…) • Most countries: limited interest and almost no knowledge on ventilation, air infiltration and indoor air quality • Few countries were ahead: SE, CAN, NL, … • Start of IEA implementing agreement ECBCS: Energy conservation in Buildings and Community Systems 1973 1983 1993 2003 2013 2023 2033 2043 2053
  9. 9. Indoor Air conferences • 1978 Indoor Climate, Copenhagen, Denmark • 1981 Indoor Air Pollution, Health and Energy Conservation, Amherst • 1984 Indoor Air '84, Stockholm, Sweden • 1987 Indoor Air '87, Berlin, Germany • 1990 Indoor Air '90, Toronto, Canada • 1993 Indoor Air '93, Helsinki, Finland • 1996 Indoor Air '96, Nagoya, Japan • 1999 Indoor Air '99, Edinburgh, Scotland • 2002 Indoor Air 2002, Monterey, California • 2005 Indoor Air 2005, Beijing, China • 2008 Indoor Air 2008, Copenhagen, Denmark • 2011 Indoor Air 2011, Austin, Texas • 2014 Indoor Air 2014, Hong Kong 1973 1983 1993 2003 2013 2023 2033 2043 2053
  10. 10. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  11. 11. 30 years ago (1983) • ECBCS AIC (Air Infiltration Centre – Annex 5) running  Annex 1 had indicated that many questions existed regarding air infiltration • Policy in several countries: Built tight! • Airtightness was research topic in some countries • IEA annex 8 Occupants’ behaviour • IEA Annex 18 Demand Controlled Ventilation • In research and in some countries growing interest for health and comfort 1973 1983 1993 2003 2013 2023 2033 2043 2053
  12. 12. Annex 8 Annex 9 1973 1983 1993 2003 2013 2023 2033 2043 2053
  13. 13. IEA EBC Annex 18 Demand Controlled Ventilation Systems (1987-1992) 1973 1983 1993 2003 2013 2023 2033 2043 2053
  14. 14. 1986 AIC became AIVC The ‘Air Infiltration and Ventilation Centre’
  15. 15. Healthy buildings conferences 1988 Healthy Buildings '88, Stockholm, Sweden 1991 Healthy Buildings/IAQ'91, Washington, DC 1994 Healthy Buildings '94, Budapest, Hungary 1995 Healthy Buildings '95, Milan, Italy 1997 Healthy Buildings '97, Bethesda, Maryland 2000 Healthy Buildings 2000, Helsinki, Finland 2003 Healthy Buildings 2003, Singapore 2006 Healthy Buildings 2006, Lisbon, Portugal 2009 Healthy Buildings 2009, Syracuse, New York 2012 Healthy Buildings 2012, Brisbane, Australia 1973 1983 1993 2003 2013 2023 2033 2043 2053
  16. 16. • 1985: Seattle – USA • 1989: Vancouver – Canada • 1991: Nice – France • … • 2015: Hyderabad - India
  17. 17. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  18. 18. Environment • 1988 The Intergovernmental Panel on Climate Change (IPCC) is formed by UNEP and the World Meteorological Organization (WMO). • A conference held in Toronto recommends a set of political targets to reduce anthropogenic emissions of carbon dioxide. – The conference recommends that by 2005, industrialized countries should reduce their carbon dioxide emissions by 20 % compared to 1988 levels. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  19. 19. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  20. 20. 20 years ago (…1993…) • European Pascool project … first time focus on summer comfort control… • European project NATVENT … renewed attention for natural ventilation strategies… • Annex 35 Hybvent … focus on hybrid ventilation • ISIAQ created in 1992 1973 1983 1993 2003 2013 2023 2033 2043 2053
  21. 21. EPIC conferences in Lyon (1994 – 2006) Energy Performance and Indoor Climate 1973 1983 1993 2003 2013 2023 2033 2043 2053
  22. 22. Environmental concerns 1997 Parties conclude the Kyoto Protocol in Kyoto Japan, in which they agree to the broad outlines of emissions targets. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  23. 23. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  24. 24. European Roadmap to 2050 (COM(2011)112) 0% 20% 40% 60% 80% 100% 1990 2000 2010 2020 2030 2040 2050 -100% -80% -60% -40% -20% 0% Current policy Power Sector Residential & Tertiary Non CO2 Other Sectors Industry Transport Non CO2 Agriculture 1973 1983 1993 2003 2013 2023 2033 2043 2053
  25. 25. During last 10 years? (2003 …) • EPBD (European Energy Performance and Buildings Directive) (2003) – Also renewable energies directive and energy services directive… • Much broader societal and political support for firm actions 1973 1983 1993 2003 2013 2023 2033 2043 2053
  26. 26. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  27. 27. 1973 1983 1993 2003 2013 2023 2033 2043 2053 Today (…2013…) • EPBD recast (2010 – now under implementation) – Much more stringent – ‘cost-optimal’ – Towards nearly-zero energy buildings • Millions of airtightness measurements – Towards systematic testing… • Concerns about quality of systems and workmanship • Systems: interaction of functions and technologies
  28. 28. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  29. 29. Sustainable development! 1973 1983 1993 2003 2013 2023 2033 2043 2053
  30. 30. Team work
  31. 31. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  32. 32. In 10 years from now? (…2023…) • All new buildings in Europe should be NZEB – Will there be a difference between theory and practice? – In any case strong driver for energy efficient ventilation • Strong focus on renovation existing building stock 1973 1983 1993 2003 2013 2023 2033 2043 2053
  33. 33. MaximumallowableE-level Developments today are TREMENDOUS and ALMOST NO LEARNING CURVE
  34. 34. Energetic quality Quality of the system Quality of execution 1973 1983 1993 2003 2013 2023 2033 2043 2053
  35. 35. A tremendous challenge! Energetic quality Quality of the system Quality of execution 1973 1983 1993 2003 2013 2023 2033 2043 2053
  36. 36. International collaboration International conferences … 1973 1983 1993 2003 2013 2023 2033 2043 2053
  37. 37. 1973 1983 1993 2003 2013 2023 2033 2043 2053
  38. 38. 2053… 20131973 2053 1973 1983 1993 2003 2013 2023 2033 2043 2053
  39. 39. Conclusions • We come from very far… • Impressive acceleration in terms of energy efficiency and indoor climate requirements • Next 5…10 years will be very challenging and uncertain • Are there volunteers for a presentation at the 2053 AIVC conference for an update? 1973 1983 1993 2003 2013 2023 2033 2043 2053
  40. 40. www.tightVent.eu www.AIVC.org www.venticool.eu

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