Thermal comfort for bohs version for slideshare
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Mike Slater www.diamondenv.co.uk
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An inroduction to the assessment of thermal comfort. Presented at the BOHS North West Regional meeting on the thermal environment on 12 May 2010
Transcript of Thermal comfort for bohs version for slideshare
Mike Slater
www.diamondenv.co.uk
Convection
RadiationConvection
RadiationConvection
Evaporation
Clothing
Air temperature
Mean radiant temperature
Humidity Air velocity
Air temperature
Mean radiant temperature
Humidity Air velocity
Clothing
Metabolic rate
Draughts Radiation
Asymmetry
Vertical air
Temperature
difference
Floor
temperature
Qualitative Quantitative
Qualitative Quantitative
http://www.hse.gov.uk/temperature/thermal/measuringthermalcomfort.pdf
http://www.bohs.org/resources/res.aspx/Resource/filename/840/TG12.pdf
Qualitative Quantitative
Air temperature
Mean radiant temperature
Humidity Air velocity
Clothing
Metabolic rate
1 Met = 58 Wm-2
1 Clo = Insulation value of 0,155 m2 oC/W
Air temperature
Mean radiant temperature
Humidity Air velocity
Clothing
Metabolic rate
mrao tAAtt 1
Qualitative Quantitative
Qualitative Quantitative
http://www.hse.gov.uk/temperature/thermal/index.htm
http://www.bohs.org/resources/res.aspx/Resource/filename/840/TG12.pdfhttp://www.bohs.org/resources/res.aspx/Resource/filename/1473/04_TG12_Addendum_to_2nd_Edition.pdf
• ISO 7730 (Thermal comfort)• ISO 7743 (WBGT)• ISO 7933 (Heat stress)
