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{"sheet":"Velocity","index":0,"n_rows":29,"n_cols":42,"rows_kept":29,"cut":false,"hidden":false,"merged":[[11,12,11,17],[11,6,12,6],[2,1,2,7],[3,1,3,7],[4,1,4,7],[5,1,5,7],[9,1,9,5],[9,7,9,11]],"flags":["formulas_cached_only"]}
[{"$nulls":28},"EGC / EG 5 1/2in Egg Crate Return "]
[{"$nulls":8},"Input Data",{"$nulls":12},"Nominal Duct","Core Area","H & W",null,null," "," "]
[null,"Enter Duct Width in inches =",{"$nulls":6},22,"Inches",{"$nulls":11},"Area ( ft2 )","( ft2 )","border",null,null," Free area & Core Area Ratio",null,"Ak/Ac",1,null,null," - ",null," "]
[null,"Enter Duct Height in inches =",{"$nulls":6},22,"Inches",{"$nulls":11},3.361111111111111,3.1358506944444446,0.75,{"$nulls":8},"\"",null,"Based on Titus lab data egc50x50 sound"]
[null,"Enter Minimum Neck Velocity (greater than 0)=",{"$nulls":6},400,"FPM",{"$nulls":22}," ",null,"Modified 6/6/06 to agree with latest Titus data"]
[null,"Enter Maximum Neck Velocity =",{"$nulls":6},900,"FPM"]
[{"$nulls":26},"Pressure Constants",null,null,null," "]
[{"$nulls":27},"m","b"," ",null," ",null,"Titus new catalog:  @ 1400 fpm   Ps= 0.29   Pv=.122 ",{"$nulls":4},"Pt= ",0.412]
[null,"EGC5 Return Grille / 1/2\"x1/2\"x1/2\" Core",{"$nulls":24},"0 Degrees",0,3.3770491803278686,{"$nulls":9},"Pt/Pv",3.3770491803278686]
[null,"IP Data",{"$nulls":5},"Metric Data",{"$nulls":24}," "]
[null,"Nom","Duct ","Neck","Air"," ",null,"Nom","Duct ","Neck","Air"," ",{"$nulls":19}," ","From EGC sound regression.Modified as shown"]
[null,"Duct","Area","Vel","Flow","Ps","Nc","Duct","Area","Vel","Flow","Ps","Octave Band, dB",{"$nulls":20},"2","3","4","5","6","7","NC"]
[null,"in","ft²","FPM","CFM","\"WG",null,"mm","m²","m/s","L/s","Pa",2,3,4,5,6,7,{"$nulls":8},"Sound",{"$nulls":5},"M(An)",9,9,9,9,9,9,9]
[null,null,null,400,1254.3402777777778,-0.023711176812533583," - ",null,null,2.032,591.9826328125,-5.904083026320862,28.613319318043892,17.804125233747655,20.832676061991876,19.661450987487385,16.348924354315486," - ",{"$nulls":10},"B","CVn","CAn",null,"M(Vn)",48.32559400262715,63.49076575168263,56.83291432745321,61.769299007535025,76.75923951561742,111.41937020452976,76.42144057971625]
[null,null,null,462.5,1450.3309461805557,-0.031699805719100076," - ",null,null,2.3495000000000004,684.4799191894532,-7.893251624055919,31.660332384174566,21.807328853210706,24.416090526232537,23.556113123486384,21.188728407994077," - ",{"$nulls":8},"0 deg",null,-197.8352554430108,76.42144057971625,9,null,"New B",-101.59997378344744,-151.86985453757805,-131.51717489014055,-145.53316904249021,-187.85042014412969,-293.2226308937761,-197.8352554430108," "," "]
[null,null,null,525,1646.3216145833335,-0.04084620693096605,14.510435519686597,null,null,2.6670000000000003,776.9772055664064,-10.170705525810547,34.32053872551462,25.302340992326478,27.544604147451693,26.956362707817235,25.414137736739903,14.323003937804673,{"$nulls":10}," ",null,null," "]
[null,22,null,587.5,1842.3122829861113,-0.05115038044813153,18.2435134211821,558.8,null,2.9845,869.4744919433595,-12.73644473158475,36.681174767957074,28.40377395117524,30.320810601347247,29.97370448215041,29.163716632369997,19.765680568261686,{"$nulls":14},"Old B",-97.59997378344744,-147.86985453757805,-127.51717489014054,-141.53316904249021,-183.85042014412969,-289.2226308937761,-193.8352554430108]
[null,"x",3.361111111111111,650,2038.302951388889,-0.0626123262705965,21.598833887658074,"x",0.31225744000000005,3.302,961.9717783203125,-15.590469241378528,38.80293344433905,31.19136685890949,32.81608730858839,32.68571555636804,32.53386832519534,24.65760213337738,{"$nulls":8}," "]
[null,22,null,712.5,2234.293619791667,-0.07523204439836094,24.645872275669987,558.8,null,3.6195000000000004,1054.4690646972658,-18.732779055191873,40.72974794734343,33.72283968986001,35.08210153633256,35.14855090530678,35.59437526754637,29.100060893719316,{"$nulls":14},"Correction",-4,-4,-4,-4,-4,-4,-4]
[null,null,null,775,2430.284288194445,-0.08900953483142489,27.436541322044874,null,null,3.9370000000000003,1146.966351074219,-22.163374173024796,42.49444563306862,36.04132143228459,37.15745962466197,37.40417013269875,38.39737966153008,33.16874352044924]
[null,null,null,837.5,2626.274956597222,-0.10394479756978833,30.010653356195135,null,null,4.2545,1239.463637451172,-25.882254594877296,44.12220208644065,38.179888082416554,39.07176911158568,39.48475242361313,40.982869815478,36.92169478000777,{"$nulls":14},"Corrected 6/6/06 to attempt to agree with newest Titus data",{"$nulls":6}," "]
[null,null,null,900,2822.265625,-0.12003783261345125,32.39941134027508,null,null,4.572,1331.960923828125,-29.88942032074936,45.63274870311646,40.164462992993876,40.848234941441675,41.415518253934735,43.38218661523881,40.404407329499676]
[{"$nulls":26}," ","Band","Const","Slope 1","Slope 2",null,"Note: Titus catalog assume area constant of 6!!!   (Which cannot be!) "]
[null,"1) Performance data does not include damper",{"$nulls":25},2,-101.59997378344744,48.32559400262715,9,null,"So I used a 9 for an area constant",{"$nulls":6}," "]
[null,"2) Data were obtained from test conducted in accordance with ANSI / ASHRAE Standard 70-1991.",{"$nulls":25},3,-151.86985453757805,63.49076575168263,9]
[null,"3) All pressures are in inches of water (Pascals)",{"$nulls":25},4,-131.51717489014055,56.83291432745321,9,null,"Note this data assumes no OBD"]
[null,"4) N.C. values are based on Octave Band 2 - 7 sound power levels minus a room absorption of 10dB.",{"$nulls":25},5,-145.53316904249021,61.769299007535025,9]
[{"$nulls":27},6,-187.85042014412969,76.75923951561742,9]
[{"$nulls":27},7,-293.2226308937761,111.41937020452976,9]