IFRC SRU SD VUB Frame for family tent feasibility study

10. Application in IFRC Family Shelterv

. Aim → Robust frame that fits in the canvas of the IFRC family shelter → Based on the Flexible and integrated shelter approach

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Herhaling titel van presentatie Pag.1 15-112011

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10. Application in IFRC Family Shelterv

. Existing design: family shelter

Herhaling titel van presentatie Pag.2 15-112011

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10. Application in IFRC Family Shelterv

. Existing design: family shelter → Irregular shape: wall height differs from door height floor plan is an irregular octagon

Herhaling titel van presentatie Pag.3 15-112011

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10. Application in IFRC Family Shelterv

. Existing design: family shelter → Different bar lengths (m): 1,25 – 1,40 – 1,68 – 1,85 - 2,00 – 2,21 → Different required angles (°): 115,4 – 118,5 – 129,2 - 135

Herhaling titel van presentatie Pag.4 15-112011

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10. Application in IFRC Family Shelterv

. Step 1: emergency kit → Replacing the existing bars by using the emergency kit → L-profiles can be combined with transitional shelter kit

Herhaling titel van presentatie Pag.5 15-112011

Shelter built with L-profiles

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10. Application in IFRC Family Shelterv

. Step 2: specific components → Specific connection elements for each connection → All the angles possible BUT → More than 20 different connection plates

Specific top Connection (5 different plates)

Specific side Connection (4 different plates) Herhaling titel van presentatie Pag.6 15-112011

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10. Application in IFRC Family Shelterv

. Step 3: connection plates → Adjusted connection plates → Basic frame possible AND → Complement with a few specific elements

Required angles: 115°, 120°, 130°, 135° Additional angles: 105°, 140°, 150°

frame built up with adjusted connection plates Herhaling titel van presentatie Pag.7 15-112011

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10. Application in IFRC Family Shelterv

. Step 3: connection plates → Adjusted connection plates → Basic frame possible AND → Complement with a few specific elements

Specific components to complete the shelter

frame built up with adjusted connection plates Herhaling titel van presentatie Pag.8 15-112011

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10. Application in IFRC Family Shelterv

. Step 3: calculations

Wind-load Transitional Shelter Standards (draft Dec 2010) IFCR Family shelter Transitional shelter (SRU research project)

Herhaling titel van presentatie Pag.9 15-112011

Wind-load

64,8km/h or 18 m/s wind velocity stormy weather 75km/h or 21 m/s wind velocity storm 115km/h or 32 m/s wind velocity very heavy tropical storm

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10. Application in IFRC Family Shelterv

. Step 3: calculations Length [m] BARS Ridge Vertical wall Horizontal wall Vertical door Horizontal door Door-top Wall-top Wall-door ridge Cables Total weight WEIGHT steel CABLES Total weight WITHOUT CABLES Herhaling titel van presentatie Pag.10 15-112011

2,00 1,25 2,00 1,40 1,40 1,68 2,21 1,85 42,7 [kg] [kg] [kg]

Cross section 32 m/s 80x80x4 80x80x3 80x80x3 80x80x4 40x40x3 80x80x3 80x80x3 40x40x3 161,9 26,3 135,6

21 m/s 40x40x3 40x40x3 40x40x5 40x40x3 40x40x3 40x40x3 40x40x3 40x40x3 98,2 71,9

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10. Application in IFRC Family Shelterv

. Step 4 to 7: adjusted shape Wall height

Octagon

Amount of different bars

Amount of different bars Amount of specific connection plates

Top height

Shape

Simplified connection plate

Amount of different bars Amount of specific connection plates More simplified connection plate

Name Existing family shelter Wall height Octagon Top height Herhaling titel van presentatie Shape Pag.11 15-112011

Different bars 7 6 4 4 3

Specific top Wall angles [°] angles 115° and 118° 5 118° 5 118° 3 120° 3 various 1

Useful floor Ring angles [°] area [m²] / 23,2 135° 23,2 120° and 150° 26,4 120° and 150° 26,4 90° various

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