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• Energy use in buildings

Energy Use in Buildings

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Page 1: Energy Use in Buildings

•

Energy use in buildings

Page 2: Energy Use in Buildings

Energy is used for

• Lighting

• Heating

• Cooling

• Appliances

Page 3: Energy Use in Buildings

Use of energyPrimary energy

Transformati

onSecondary energyDelivered energyUseful energy

Page 4: Energy Use in Buildings

Calorific value

Page 5: Energy Use in Buildings

Thermal comfort

Page 6: Energy Use in Buildings

Factors in thermal comfortActivit

y Clothin

gRoom temperatureAir

movementHumidity

Page 7: Energy Use in Buildings
Page 8: Energy Use in Buildings
Page 9: Energy Use in Buildings

Factors in thermal comfortActivit

y Clothin

gRoom temperatureAir

movementHumidity

Page 10: Energy Use in Buildings

Heat loss

Page 11: Energy Use in Buildings

Heat loss

Page 12: Energy Use in Buildings
Page 13: Energy Use in Buildings
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Page 15: Energy Use in Buildings

Heat gains

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