Axial innen engl - TLT Turbo GmbH

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Am Weinberg 68 · D-36251 Bad Hersfeld/Germany Phone: +49.6621.950-0 · Fax: +49.6621.950-100 ˙V = Volume flow [m 3 /h] bzw. [m 3 /s] pd = Dyn. pressure [Pa] bzw. x 0,1 [kp/m 2 ] c = Flow velocity [m/s] Total pressure increase � pt [Pa] → 500 450 400 355 315 280 250 224 200 180 160 140 Shaft power input requirement V [m Pw [kW] = = 3 · /h] · �pt [Pa] �· 1000 · 3600 45000 12,5 6,3 25 50000 14 7,1 31,5 56000 16 8,0 40 CHARACTERISTIC CURVES - AXIAL FLOW FANS DIRECT DRIVE, WITHOUT GUIDE VANES TYPE BVAXO 8/1600/D ROTATIONAL SPEED 740 RPM Tip speed u2 = 61 m/s Temperature t = 20°C Density = 1,2 kg/m3 63000 18 9,0 50 71000 20 10 63 � 80000 22,4 11,2 90000 25 12,5 100000 28 14 112000 31,5 16 125000 35,5 18 Moment of inertia I = kg m 2 Casing diameter d.i.L. = 1587 mm Outlet cross section A2 = 1,98 m 2 These fans are available only with the indicated blade pitch. Subsequent pitch variations are not possible. 20° 20° 0,49 25° 25° 80 0,51 100 30° 125 30° 0,56 0,54 160 35° � = 0,62 0,60 0,58 35° 200 40° 140000 40 20 250 45° 160000 45 22,4 315 45° 40° pd 50° 50° Blade pitch angle 180000 50 25 400 112 110 108 106 104 102 100 98 96 94 92 076 ˙V [m 3 /h] → ˙V [m 3 /s] → c [m/s] → pd [Pa] → Total acoustic power level Lw [dB]
Am Weinberg 68 · D-36251 Bad Hersfeld/Germany Phone: +49.6621.950-0 · Fax: +49.6621.950-100 ˙V = Volume flow [m 3 /h] bzw. [m 3 /s] pd = Dyn. pressure [Pa] bzw. x 0,1 [kp/m 2 ] c = Flow velocity [m/s] Total pressure increase � pt [Pa] → 900 800 710 630 560 500 450 400 355 315 280 250 Shaft power input requirement V [m Pw [kW] = = 3 · /h] · �pt [Pa] �· 1000 · 3600 56000 16 8,0 40 63000 18 9,0 50 71000 20 10 63 CHARACTERISTIC CURVES - AXIAL FLOW FANS DIRECT DRIVE, WITHOUT GUIDE VANES TYPE BVAXO 8/1600/D ROTATIONAL SPEED 980 RPM Tip speed u2 = 84 m/s Temperature t = 20°C Density = 1,2 kg/m3 80000 22,4 11,2 80 90000 25 12,5 100 � 100000 28 14 112000 31,5 16 125000 35,5 18 140000 40 20 160000 45 22,4 Moment of inertia I = kg m 2 Casing diameter d.i.L. = 1587 mm Outlet cross section A2 = 1,98 m 2 These fans are available only with the indicated blade pitch. Subsequent pitch variations are not possible. 20° 20° 0,50 25° 125 25° 0,53 160 30° 200 30° 0,56 250 315 35° � = 0,61 0,57 35° 0,59 180000 50 25 400 40° 40° 200000 56 28 500 45° 45° 224000 63 31,5 630 50° pd 50° Blade pitch angle 118 116 114 112 110 108 106 104 102 100 98 077 ˙V [m 3 /h] → ˙V [m 3 /s] → c [m/s] → pd [Pa] → Total acoustic power level Lw [dB] AXO-Direct-drive
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Ventilation Axial Flow Fans ▲ AXO
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Am Weinberg 68 · D-36251 Bad Hersf
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TLT-Turbo GmbH Building and Tunnel
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