building science theory aid sheet - bssb.caΒ Β· building science theory aid sheet...
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
PT = Pw + Pa PV = wRT Rw = 461.5 J/kg.K (for water vapour) Ra = 287.1 J/kg.K (for air) Pw = πππ0.622+π W = π€π€π€π = 0.622ππ€ππβππ€ Latent (kJ/kg) = W (2500 + 1.86t) Sensible (kJ/kg) = 1.005t M = ππ W = M (Pw1 β Pw2)πA Pw = Ps x RH Mc = 1π π£π = 11π1+ 1π2+ β¦ = R1 + R2 +β¦ RH = ππ€ππ x 100 βππ€βππ€ πππ‘ππ = π π£π π£ πππ‘ππ Dubois Equation A = 0.2024m0.425h0.725 Energy = Power x Time Β°C + 273 = K C = 1π = ππ π π‘ππ‘ = π 1 + π 2 + π 3 + β― + π π = 1π Ein = βIt Eout = Ξ΅ΟT4 π = β πΌπΌπ‘π1π+π2π4 π = π΄π βππ‘ ; π = π΄π π»π·π· π = π΄π βπ βππβππ‘ππ‘ = π ππ π‘ππ‘ π1β2 = πΉπΈ β ππ΄1(π14 β π24) π€βπππ πΉπΈ = 11π1 + 1π2 β 1
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
π = 5.67π₯10β8 π = πΆπ΄ [2π (π1 β π2]1/2 π = ππΆπ₯ππ»πΊπΉπ₯πΆπ β π(π‘π β π‘π) ππ§ππ = [ πππ]πΌ πΊπΊπ = [ πππ]π½ πΊπ = 1.35ππ πΆπ = π1/2ππ2 ππ = 0.0342βππ‘( 1ππ β 1ππ) βπ = πΎππ = 0.0342πΎβππ‘ βπππππ πΎ = π‘βπππππ πππππ‘ πππππππππππ‘
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T
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B U I L D I N G S C I E N C E T H E O R Y A I D S H E E T