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  1. Didi85

    Shape factor FM 3-0 (p.21), NFPA 13 fig. 23.3.2(b) and CEA VdS 4001 Ungleichförmigkeit

    Hi, im trying to make a comparison between popular Sprinkler Systems in Germany (FM,VdS,NFPA). My question refers to hydraulic calculations. The water flowrate from one sprinkler is calculated by : Q=k* sqrt(p)*1,4. In VdS 4001 the factor 1,4 considers that the water flowrate is unequal due...

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