building science theory aid sheet - bssb.caΒ Β· building science theory aid sheet...

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Page 1 of 9 BUILDING SCIENCE THEORY AID SHEET PT = Pw + Pa PV = wRT Rw = 461.5 J/kg.K (for water vapour) Ra = 287.1 J/kg.K (for air) Pw = 0.622+ W = = 0.622 βˆ’ Latent (kJ/kg) = W (2500 + 1.86t) Sensible (kJ/kg) = 1.005t M = W = M (Pw1 – Pw2)A Pw = Ps x RH Mc = 1 = 1 1 1 + 1 2 + … = R1 + R2 +… RH = x 100 βˆ† βˆ† = Dubois Equation A = 0.2024m 0.425 h 0.725 Energy = Power x Time Β°C + 273 = K C = 1 = = 1 + 2 + 3 +β‹―+ = 1 Ein = ∝It Eout = ΡσT 4 = √ 1 + 2 4 = βˆ† ; = = βˆ† βˆ† βˆ† = 1βˆ’2 = βˆ™ 1 ( 1 4 βˆ’ 2 4 ) β„Ž = 1 1 1 + 1 2 βˆ’1

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Page 1: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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 = π‘ƒπ‘‡π‘Š0.622+π‘Š W = π‘€π‘€π‘€π‘Ž = 0.622π‘ƒπ‘€π‘ƒπ‘‡βˆ’π‘ƒπ‘€ Latent (kJ/kg) = W (2500 + 1.86t) Sensible (kJ/kg) = 1.005t M = πœ‡π‘™ W = M (Pw1 – Pw2)πœƒA Pw = Ps x RH Mc = 1𝑅𝑣𝑐 = 11𝑀1+ 1𝑀2+ … = R1 + R2 +… RH = 𝑃𝑀𝑃𝑠 x 100 βˆ†π‘ƒπ‘€βˆ†π‘ƒπ‘€ π‘‡π‘œπ‘‘π‘Žπ‘™ = 𝑅𝑣𝑅𝑣 π‘‡π‘œπ‘‘π‘Žπ‘™ Dubois Equation A = 0.2024m0.425h0.725 Energy = Power x Time Β°C + 273 = K C = 1𝑅 = π‘˜π‘™ π‘…π‘‘π‘œπ‘‘ = 𝑅1 + 𝑅2 + 𝑅3 + β‹― + 𝑅𝑛 = 1π‘ˆ Ein = ∝It Eout = ΡσT4 𝑇 = √ π›ΌπΌπ‘‘πœ€1𝜎+πœ€2𝜎4 𝑄 = 𝐴𝑅 βˆ†π‘‡π‘‘ ; 𝑄 = 𝐴𝑅 𝐻𝐷𝐷 π‘ž = 𝐴𝑅 βˆ†π‘‡ βˆ†π‘‡π‘–βˆ†π‘‡π‘‘π‘œπ‘‘ = π‘…π‘–π‘…π‘‘π‘œπ‘‘ π‘ž1βˆ’2 = 𝐹𝐸 βˆ™ 𝜎𝐴1(𝑇14 βˆ’ 𝑇24) π‘€β„Žπ‘’π‘Ÿπ‘’ 𝐹𝐸 = 11πœ€1 + 1πœ€2 βˆ’ 1

Page 2: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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

𝜎 = 5.67π‘₯10βˆ’8 𝑄 = 𝐢𝐴 [2𝜌 (𝑝1 βˆ’ 𝑝2]1/2 π‘ž = 𝑆𝐢π‘₯𝑆𝐻𝐺𝐹π‘₯𝐢𝑙 βˆ“ π‘ˆ(𝑑𝑖 βˆ’ π‘‘π‘œ) 𝑉𝑧𝑉𝑔 = [ 𝑍𝑍𝑔]𝛼 𝐺𝐺𝑔 = [ 𝑍𝑍𝑔]𝛽 𝐺𝑔 = 1.35𝑉𝑔 𝐢𝑝 = 𝑝1/2πœŒπ‘‰2 𝑝𝑠 = 0.0342β„Žπ‘π‘‘( 1π‘‡π‘œ βˆ’ 1𝑇𝑖) βˆ†π‘ = 𝛾𝑝𝑠 = 0.0342π›Ύβ„Žπ‘π‘‘ βˆ†π‘‡π‘‡π‘–π‘‡π‘œ 𝛾 = π‘‘β„Žπ‘’π‘Ÿπ‘šπ‘Žπ‘™ π‘‘π‘Ÿπ‘Žπ‘“π‘‘ π‘π‘œπ‘’π‘“π‘“π‘–π‘π‘–π‘’π‘›π‘‘

Page 3: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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

Page 4: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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

Page 5: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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

Page 6: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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

Page 7: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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

Page 8: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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

Page 9: BUILDING SCIENCE THEORY AID SHEET - bssb.caΒ Β· building science theory aid sheet 𝜎=5.67π‘₯10βˆ’8 𝑄=𝐢𝐴[2 𝜌 ( 1βˆ’ 2] 1/2 =𝑆𝐢π‘₯𝑆 π‘₯𝐢 βˆ“ (π‘‘π‘–βˆ’π‘‘

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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