Smoke Extract Fans Entrauchungsventilatoren - Nicotra Industrial Fans

Entrauchungsventilatoren / Beschreibung
RER ..-0200/-1600, 400 °C – 120 min.
Smoke Extract Fans / Description
Bestimmung der Oktavpegel
Determination of the Octave level
Eintrittsseite Betriebspunkt Relativer Schallleistungspegel für die Eintrittsseite L Wrel7 bei den Oktavmittenfrequenzen f c [L Wrel7 = L Wfc7 - L WA7 ]
Inlet side Duty Point Relative sound power level for inlet side L Wrel7 at octave centre frequencies f c [L Wrel7 = L Wfc7 - L WA7 ]
q Vopt 63 125 250 500 1000 2000 4000 8000 Hz
RER 13-/17-0200/-0280 Umfangsgeschwindigkeit u m 40 m/s
Impeller Tip Speed u m 40 m/s
m 0.8 q Vopt -4 2 0 -2 -5 -10 -14 -21 dB
L 0.8-1.2 q Vopt -7 0 -2 -2 -5 -9 -14 -22 dB
L 1.2-1.6 q Vopt -10 -4 -4 -2 -4 -8 -15 -24 dB
L 1.6 q Vopt -12 -7 -6 -2 -4 -8 -13 -24 dB
RER 13-/17-0200/-0280 Umfangsgeschwindigkeit u L 40 m/s
Impeller Tip Speed u L 40 m/s
m 0.8 q Vopt -7 -1 -2 -2 -4 -10 -16 -23 dB
L 0.8-1.2 q Vopt -12 -4 -5 -3 -4 -10 -15 -23 dB
L 1.2-1.6 q Vopt -14 -7 -8 -4 -4 -9 -12 -21 dB
L 1.6 q Vopt -15 -10 -11 -4 -4 -9 -12 -19 dB
RER 13-/17-0315/-1000 Umfangsgeschwindigkeit u m 40 m/s
Impeller Tip Speed u m 40 m/s
m 0.8 q Vopt 0 2 0 -3 -6 -9 -12 -19 dB
L 0.8-1.2 q Vopt -2 1 -2 -3 -6 -8 -14 -20 dB
L 1.2-1.6 q Vopt -3 0 -1 -3 -6 -8 -14 -21 dB
L 1.6 q Vopt -5 -3 -3 -3 -6 -7 -13 -21 dB
RER 13-/17-0315/-1000 Umfangsgeschwindigkeit u L 40 m/s
Impeller Tip Speed u L 40 m/s
m 0.8 q Vopt -2 -1 -3 -1 -6 -10 -15 -21 dB
L 0.8-1.2 q Vopt -7 -4 -5 -1 -6 -9 -14 -21 dB
L 1.2-1.6 q Vopt -10 -7 -8 -1 -5 -8 -13 -21 dB
L 1.6 q Vopt -10 -8 -8 -2 -6 -8 -11 -18 dB
RER 13-1120/-1600
Umfangsgeschwindigkeit u m 40 m/s
Impeller Tip Speed u m 40 m/s
m 0.8 q Vopt 0 3 1 -2 -6 -9 -13 -20 dB
L 0.8-1.2 q Vopt -1 2 1 -2 -6 -9 -14 -21 dB
L 1.2-1.6 q Vopt -2 1 1 -3 -5 -8 -15 -21 dB
L 1.6 q Vopt -5 -3 -2 -3 -5 -7 -14 -21 dB
RER 13-1120/-1600
Umfangsgeschwindigkeit u L 40 m/s
Impeller Tip Speed u L 40 m/s
m 0.8 q Vopt -1 -1 -3 -2 -7 -11 -16 -21 dB
L 0.8-1.2 q Vopt -6 -4 -6 -2 -7 -10 -15 -21 dB
L 1.2-1.6 q Vopt -10 -7 -8 -3 -6 -9 -14 -21 dB
L 1.6 q Vopt -10 -7 -8 -3 -6 -8 -11 -20 dB
Bestimmung der Oktavpegel
Determination of the Octave level
Austrittsseite Betriebspunkt Relativer Schallleistungspegel für die Austrittsseite L Wrel4 bei den Oktavmittenfrequenzen f c [L Wrel4 = L Wfc4 - L WA4 ]
Discharge Duty Point Relative sound power level for discharge side L Wrel4 at octave centre frequencies f c [L Wrel4 = L Wfc4 - L WA4 ]
q Vopt 63 125 250 500 1000 2000 4000 8000 Hz
RER 13-/17-0200/-0280 Umfangsgeschwindigkeit u m 40 m/s
Impeller Tip Speed u m 40 m/s
m 0.8 q Vopt 11 8 3 -2 -8 -13 -19 -29 dB
L 0.8-1.2 q Vopt 7 5 1 -1 -7 -11 -18 -29 dB
L 1.2-1.6 q Vopt 5 3 -1 -1 -6 -9 -17 -30 dB
L 1.6 q Vopt 6 1 -2 -2 -6 -8 -14 -29 dB
RER 13-/17-0200/-0280 Umfangsgeschwindigkeit u L 40 m/s
Impeller Tip Speed u L 40 m/s
m 0.8 q Vopt 8 7 2 -2 -6 -11 -19 -28 dB
L 0.8-1.2 q Vopt 4 3 -2 -4 -6 -8 -15 -26 dB
L 1.2-1.6 q Vopt 2 0 -4 -5 -6 -8 -13 -24 dB
L 1.6 q Vopt 4 0 -4 -6 -6 -8 -12 -21 dB
RER 13-/17-0315/-1000 Umfangsgeschwindigkeit u m 40 m/s
Impeller Tip Speed u m 40 m/s
m 0.8 q Vopt 13 7 4 -3 -8 -14 -17 -25 dB
L 0.8-1.2 q Vopt 10 5 3 -2 -7 -13 -17 -25 dB
L 1.2-1.6 q Vopt 7 2 2 -2 -6 -12 -18 -27 dB
L 1.6 q Vopt 5 1 1 -2 -6 -10 -17 -27 dB
RER 13-/17-0315/-1000 Umfangsgeschwindigkeit u L 40 m/s
Impeller Tip Speed u L 40 m/s
m 0.8 q Vopt 11 4 2 0 -7 -12 -17 -24 dB
L 0.8-1.2 q Vopt 7 1 -2 -3 -6 -10 -15 -23 dB
L 1.2-1.6 q Vopt 3 -2 -4 -3 -5 -9 -14 -23 dB
L 1.6 q Vopt 2 -3 -5 -3 -5 -9 -12 -21 dB
RER 13-1120/-1600
Umfangsgeschwindigkeit u m 40 m/s
Impeller Tip Speed u m 40 m/s
m 0.8 q Vopt 12 7 4 -3 -8 -14 -18 -26 dB
L 0.8-1.2 q Vopt 10 5 3 -3 -8 -14 -19 -28 dB
L 1.2-1.6 q Vopt 7 2 3 -3 -6 -13 -20 -28 dB
L 1.6 q Vopt 4 1 2 -3 -6 -12 -19 -28 dB
RER 13-1120/-1600
Umfangsgeschwindigkeit u L 40 m/s
Impeller Tip Speed u L 40 m/s
m 0.8 q Vopt 10 4 1 -1 -7 -13 -18 -25 dB
L 0.8-1.2 q Vopt 6 2 -2 -3 -6 -12 -15 -25 dB
L 1.2-1.6 q Vopt 2 -3 -3 -3 -6 -11 -15 -25 dB
L 1.6 q Vopt 1 -3 -5 -3 -6 -11 -13 -22 dB
u = Umfangsgeschwindigkeit (s. Kennfeld)
q Vopt = Volumenstrom im Ventilator-Wirkungsgrad Optimum
in (s. Kennfeld)
u = Impeller Tip Speed (see Fan Curve)
q Vopt = Flow Rate at Optimum Efficiency (see Fan Curve)
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