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Schoonbaert volledig - ie-net

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Berekeningsmethoden<br />

NFPA 92B : (met balkon) W = w + b W = L<br />

kvivFSE sp2spp9<br />

kvivFSE sp2spp10<br />

Qc (kW)<br />

m = 0,36 (Qc.W 2 ) 1/3 .(zb + 0,25 H) (kg/s)<br />

En : Tc = To + Qc/m (K) en V = m.Tc / r.To (m³/s)<br />

NFPA 92B : (na flashover)<br />

Met vuurhaard, gecontroleerd<br />

door het ventilat<strong>ie</strong>-oppervlak :<br />

QQc = 456 AAw.eHw H (kW)<br />

Definit<strong>ie</strong> v/d ‘effect<strong>ie</strong>ve hoogte’ :<br />

a = 2,4 Aw 2/5 . Hw 1/5 - 2,1 Hw<br />

m = 0,071 Qc 1/3 .(zw + a) 5/3 + 0,0018 Qc<br />

(kg/s)<br />

Let op : bij m ↑↑ en DT ↓↓ : Aanz<strong>ie</strong>nlijke AvCv vereist !!<br />

5

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