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PV25 = NpÏ(N25/60)3D255/V25 = 56.94Np = NpÃ1000Ã(N25/60)3Ã0.3005/0.015
N25 = 42.3 [r/min(minâ1)]
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Q3 = Nq3N3D33ã»103 = NqÃ70Ã0.1403Ã1000 = 192.1Nq [L/min]
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Q25 = Nq25N25D253ã»103 = NqÃ42.3Ã0.3003Ã1000 = 1142.1Nq [L/min]
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n3 = t3Q3/V3 = 2.0Ã192.1Np/1.5 = 256.1Np
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n25 = t25Q25/V25 = 256.1Np = t25Ã1142.1Np/15
t25 = 3.4 [min]
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tM25N25 = 140 = tM25Ã42.3
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