Swirl Diffusers-we.. - Air Diffusion

Ceiling Swirl DiffusersModel OD-6Performance Data ContinuedHLQ∆tzA,B∗V H1∆t LQ∆tzLx1.8mH1V L∆t L∗Q (m 3 /h) Air flowx (m) Horizonal distance to the wallH (m) Room heightH1 (m) Distance from ceiling to occupied zoneL (m) Throw distance (L=H1 + x)V L (m/s) Air velocity at the throw distance L∆t z (K) Temperate difference between the supplyand room air∆t L (K) Difference between the core and room airtemperature∆p t (Pa) Pressure dropL WA (db(A)) Sound power levelV H1 (m/s) Air velocity at the H1 distanceA, B (m) Distance between diffusers by length andby widthThrow distance at different control flap adjustmentsPosition 1201510Position 2201510Position 3201510555Lmax (m)size321700600500400315400∆t z=0K+5K+10K500 7001000+15K5000430036002900220019001500Lmax (m)size321700600500400315∆t z =0K+5K+10K+15K400500 7001000Lmax (m)size321700600500400315∆tz=0K+5K+15K400+10K500 7001000Q (m 3 /h)Q (m 3 /h)5000430036002900220019001500Q (m 3 /h)5000430036002900220019001500Velocity between two diffusers Air velocity at the wall Sound power level and pressure dropOD-6 size 315 B ≥ 5m OD-6 size 315 OD-6 size 315H1 = 3 5 8mA=2 3 4 5m200Position1V H1 = 0.15-0.3m/s5007002 2.5900Q= 1400m 3 /h13001000V L (m/s)0.60.50.40.30.23 4 5 6 2A(m)1500m 3 /h130010009007006005003 4 6 8L(m)∆p(Pa)1008060403020108200LWAdB(A) 20 30 35300 400 500 600 700 1000 180023Q (m 3 /h)4511