Analysis of Thermal Bridges - Scottish Energy Systems Group ...

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SBEM calculations example Loads vs Thermal Bridges 90 85 80 Load kWh/m2 75 70 65 60 55 50 45 40 Load kWh/m2 260 259.8 259.6 259.4 0 10 20 30 40 259.250 60 70 80 90 100 % of default psi values 259 heating cooling 258.8 Total load vs thermal bridges 258.6 258.4 0 10 20 30 40 50 60 70 80 90 100 % of default psi values Scottish Energy Systems Group samuel@esru.strath.ac.uk
2D heat transfer software THERM Free software from LBNL USA http://windows.lbl.gov/software/therm/therm.html Version 6.3 (September 2010) Scottish Energy Systems Group samuel@esru.strath.ac.uk
Page 1 and 2: Scottish Energy Systems Group ... e
Page 3 and 4: Thermal Bridging Effect of Thermal
Page 5 and 6: References • Applicable standard
Page 7 and 8: Types of Thermal Bridges 3. Systema
Page 9 and 10: Theoretical Overview • One dimens
Page 11 and 12: Q One dimensional heat transfer Fou
Page 13 and 14: Standard Surface resistances Direct
Page 15 and 16: When is three dimensional analysis
Page 17 and 18: Linear thermal transmittance (ψ or
Page 19 and 20: H H TB TB = ΣLψ = yΣ SAP calcula
Page 21 and 22: SAP calculations example H H TB TB
Page 23: SBEM calculations example Scottish
Page 27 and 28: THERM 2 Solution Procedure A PC pro
Page 29 and 30: Worked Example Eaves detail (BRE 49
Page 31 and 32: BRE 497 Roof junction boundary cond
Page 33 and 34: Working with THERM Open BRE Validat
Page 35 and 36: Important notes A THERM model conta
Page 37 and 38: Technical Parameters Select Options
Page 39 and 40: Isotherms Scottish Energy Systems G
Page 41 and 42: Temperature Scottish Energy Systems
Page 43 and 44: Calculation of f value f min = T in
Page 45 and 46: Materials library Select Libraries
Page 47 and 48: Boundary Condition library Select L
Page 49 and 50: Inputting geometry Set snap on: Opt
Page 51 and 52: Model Attribution (BC) 1. Click on
Page 53 and 54: 4. Rerun simulation 5. Press the U
Page 55 and 56: PassivHaus construction example AWm
Page 57 and 58: Construction DAm02 DAm02: 1. PE sea
Page 59 and 60: U factors Define these two surfaces
Page 61 and 62: Miscellaneous notes It is possible
Page 63 and 64: Worksheet • Q4. What are the dime

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