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] → 710 630 560 500 450 400 355 315 280 250 224 200 Shaft power input requirement V [m Pw [kW] = = 3 · /h] · �pt [Pa] �· 1000 · 3600 40000 11,2 7,1 31,5 45000 12,5 8,0 40 50000 14 9,0 50 CHARACTERISTIC CURVES - AXIAL FLOW FANS DIRECT DRIVE, WITHOUT GUIDE VANES TYPE BVAXO 6/1400/D ROTATIONAL SPEED 980 RPM Tip speed u2 = 73 m/s Temperature t = 20°C Density = 1,2 kg/m3 56000 16 10 63 63000 18 11,2 80 � 71000 20 12,5 80000 22,4 14 90000 25 16 100000 28 18 112000 31,5 20 Moment of inertia I = kg m 2 Casing diameter d.i.L. = 1415 mm Outlet cross section A2 = 1,57 m 2 These fans are available only with the indicated blade pitch. Subsequent pitch variations are not possible. 20° 20° 0,45 100 25° 125 25° 0,50 160 0,57 200 � = 0,59 0,54 30° 30° 250 35° 35° 125000 35,5 22,4 315 40° 140000 40 25 400 40° 50° Blade pitch angle 45° 45° 160000 45 28 500 pd 50° 114 112 110 108 106 104 102 100 98 96 94 072 ˙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] → 1600 1400 1250 1120 1000 900 800 710 630 560 500 450 Shaft power input requirement V [m Pw [kW] = = 3 · /h] · �pt [Pa] �· 1000 · 3600 63000 18 11,2 80 71000 20 12,5 100 80000 22,4 14 125 CHARACTERISTIC CURVES - AXIAL FLOW FANS DIRECT DRIVE, WITHOUT GUIDE VANES TYPE BVAXO 6/1400/D ROTATIONAL SPEED 1460 RPM Tip speed u2 = 108 m/s Temperature t = 20°C Density = 1,2 kg/m3 90000 25 16 160 100000 28 18 200 � 112000 31,5 20 125000 35,5 22,4 140000 40 25 160000 45 28 180000 50 31,5 Moment of inertia I = kg m 2 Casing diameter d.i.L. = 1415 mm Outlet cross section A2 = 1,57 m 2 These fans are available only with the indicated blade pitch. Subsequent pitch variations are not possible. 20° 20° 0,48 25° 250 25° 0,51 315 0,57 400 � = 0,59 0,55 0,53 30° 30° 500 630 35° 35° 40° 200000 56 35,5 800 45° 224000 63 40 1000 40° 45° 50° pd 50° Blade pitch angle 250000 71 45 1250 122 120 118 116 114 112 110 108 106 104 102 073 ˙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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TLT-Turbo GmbH Building and Tunnel
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