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

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Construction AWm02 AWm02: 1. Fibre cement panels 2. Rear ventilation b/w upright aluminium lathes, insect screen 3. Open diffusion wind sealing with windproof glued joints 4. Wood shuttering w. 1mm gaps b/w boards 5. Mineral wool b/w C posts 6. Brick chipping concrete wall (clay blocks) 7. Lime cement plaster 4 5 6 7 λ (W/mK) 0.13 0.04 0.27 0.8 h (mm) 24 300 200 15 U=0.12W/m 2 K Scottish Energy Systems Group samuel@esru.strath.ac.uk
Construction DAm02 DAm02: 1. PE seal mechanically bonded 2. PP fleece 3. Wood shuttering 4. Ventilated cavity 5. Open diffusion sheet, welded airtight 6. Wood shuttering 7. Mineral wool b/w C sections 8. Reinforced concrete 9. Filler 6 7 8 9 U=0.10W/m 2 K λ (W/mK) 0.13 0.04 2.1 ignore h (mm) 24 400 200 Ignore Scottish Energy Systems Group samuel@esru.strath.ac.uk
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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 and 24: SBEM calculations example Scottish
Page 25 and 26: 2D heat transfer software THERM Fre
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: PassivHaus construction example AWm
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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