Swirl diffusers OD11 - Pichler

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Calculation xampe 1 (i) Q = 160 m³/h H = 3 m H1 = H-1,8 = 3-1,8 = 1,2 m v H1 = 0,2 m/s T T z = -5 K Recommended size: 125 v ef = Q/(A ef3600) = 160/(0,0123600) v ef = 3,6 m/s v H1/v ef = 0,2/3,6 = 0,056 Blade angle: 41° xampe 1 (heati) Q = 160 m³/h H = 3m H1 = 1,2 m v H1 = 0,2 m/s T T z = 10 K Recommended size: 125 z ΔT OD-11V 125 COOLING Blade angle ΔT z 0, 6 , 8 1 2 3 , , , , 0 0,15 H1 (m) v H1 / v ef HEATING v ef = 2,7 m/s Blade angle: 66° 7 6 5 3 2 1 0, ,5 1,0 1,5 2,0 2,5 3 v ef (m/s) H1 (m) OD-11V 160 COOLING Blade angle ∆T z ∆T z HEATING 1 2 3 H1 (m) 0,03 0,04 0,05 0,10 0,15 v H1 / v ef 5 4 3 2 v ef (m/s) 1 0,5 1 1,5 , 3 H1 (m) 10
Blade opening angle during heating and cooling operation Calculation OD-11V 200 COOLING Blade angle ∆T z xampe 2 (i) Q = 350 m³/h H1 = 1,4 m v H1 = 0,15 m/s T T z = -10 K Recommended size: 200 v ef = Q/(A ef 3600) = 350/(0,0313600) v ef = 3,13 m/s v H1/v ef = 0,15/3,24 = 0,046 Blade angle: 32° ((Blade angle 32° Coanda effect) H1 = 1,41,4 = 1,96 m H = H1+1,8 = 1,96+1,8 = 3,67 m or H = 1,4 v H1 = 0,151,4 = 0,25 m/s ∆T z 1 2 3 4 5 6 0,03 HEATING H1 (m) 0,04 0,05 0,10 0,15 v H1 / v ef 7 6 5 4 3 2 1 2 3 4 5 v ef (m/s) H1 (m) 6 OD-11V 250 COOLING Blade angle ΔT z OD-11V 315 COOLING Blade angle ΔT z -10 K -15 K -10 K -15 K ΔT z +5 K 1 2 3 4 5 6 7 0,03 HEATING H1 (m) 0,04 0,05 0,10 0,15 v H1 / v ef 1 2 3 4 5 0,03 0,04 0,05 0,10 0,15 H1 (m) v H1 / v ef HEATING +10 K ΔT z +15 K +5 K +10 K +15 K 7 6 5 4 3 2 1 1 2 3 4 5 v ef (m/s) H1 (m) 6 10 9 5 4 3 3 4 5 7 8 9 10 v ef (m/s) H1 (m) 11
Page 1: Air distribution Air for living.
Page 4 and 5: OD-11V with the ADT-2 thermostat wi
Page 6 and 7: Calculation eample of initial and n
Page 8 and 9: Ordering key OD-11 / P / Z / M / I
Page 12 and 13: Blade opening angle during heating
Page 14: Version: 07/2013 J. PICHLER Gesells

Swirl diffusers OD11 - Pichler

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