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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"]}
[{"$nulls":28},"EGC / EG 10 1in Egg Crate Return "]
[{"$nulls":8},"Input Data",{"$nulls":12},"Nominal Duct","Core Area","H & W",null,null," "," "]
[null,"Enter Duct Width in inches =",{"$nulls":6},18,"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},14,"Inches",{"$nulls":11},1.75,1.6948784722222223,0.25,{"$nulls":8},"\"",null,"Based on Titus lab data egc50x50 sound"]
[null,"Enter Minimum Neck Velocity (greater than 0)=",{"$nulls":6},200,"FPM",{"$nulls":22}," ",null,"Modified 6/6/06 to agree with latest Titus data"]
[null,"Enter Maximum Neck Velocity =",{"$nulls":6},1000,"FPM"]
[{"$nulls":26},"Pressure Constants",null,null,null," "]
[{"$nulls":27},"m","b"," ",null," ",null,"Titus new catalog:  @ 1400 fpm   Ps= 0.294   Pv=.122 ",{"$nulls":4},"Pt= ",0.416]
[null,"EG10 Return Grille / 1\"x1\"x1\" Core",{"$nulls":24},"0 Degrees",0,3.4098360655737703,{"$nulls":9},"Pt/Pv",3.4098360655737703]
[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,200,338.97569444444446,-0.0060095568817973045," - ",null,null,1.016,159.97869765625,-1.4963796635675288,11.660914646036328," - "," - "," - "," - "," - ",{"$nulls":10},"B","CVn","CAn",null,"M(Vn)",48.32559400262715,63.49076575168263,56.83291432745321,61.769299007535025,76.75923951561742,111.41937020452976,76.42144057971625]
[null,null,null,300,508.4635416666667,-0.013521502984043938," - ",null,null,1.524,239.968046484375,-3.3668542430269404,20.170629338572635," - ",11.327092229214738," - "," - "," - ",{"$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," ",3]
[null,null,null,400,677.9513888888889,-0.024038227527189218," - ",null,null,2.032,319.9573953125,-5.985518654270115,26.208367999106496,15.399173914810259,18.42772474305448,17.25649966854999,13.94397303537809," - ",{"$nulls":10}," ",null,null," "]
[null,18,null,500,847.4392361111112,-0.03755973051123315," - ",457.2,null,2.54,399.94674414062507,-9.352372897297055,30.89160194252315,21.55206484969727,23.935403209813725,23.242563238868737,21.382711935325087," - ",{"$nulls":14},"Old B",-97.59997378344744,-147.86985453757805,-127.51717489014054,-141.53316904249021,-183.85042014412969,-289.2226308937761,-193.8352554430108]
[null,"x",1.75,600,1016.9270833333334,-0.05408601193617575,16.53731233080651,"x",0.16258032,3.048,479.93609296875,-13.467416972107761,34.71808269164279,26.579342794433355,28.435504182779365,28.133533301773664,27.460604165839722,18.379478828055564,{"$nulls":8}," "]
[null,14,null,700,1186.4149305555557,-0.07361707180201699,21.65348243656521,355.59999999999997,null,3.556,559.925441796875,-18.33065087870223,37.95332606711111,30.8298457326978,32.24028534235407,32.26878956806158,32.59938882589765,25.838647965913676,{"$nulls":14},"Correction",-4,-4,-4,-4,-4,-4,-4]
[null,null,null,800,1355.9027777777778,-0.09615291010875687,26.08531056662255,null,null,4.064,639.914790625,-23.94207461708046,40.75582135217667,34.511798853742135,35.53613669661914,35.85091148095543,37.05080657393489,32.300074175102026]
[null,null,null,900,1525.390625,-0.1216935268563954,29.994460021337684,null,null,4.572,719.904139453125,-30.301688187242455,43.22779738417907,37.75951167405648,38.44328362250428,39.01056693499734,40.977235296301416,37.999456010562284,{"$nulls":14},"Corrected 6/6/06 to attempt to agree with newest Titus data",{"$nulls":6}," "]
[null,null,null,1000,1694.8784722222224,-0.1502389220449326,33.49131336729724,null,null,5.08,799.8934882812501,-37.40949158918822,45.439055295593306,40.66468978862915,41.04381516337838,41.83697505127415,44.48954547388189,43.09772679097247]
[{"$nulls":26}," ","Band","Const","Slope 1","Slope 2",null,"Note: Titus catalog assume area constant of 6!!!   (Which cannot be!) "]
[null,"1) Performance data does not include damper",{"$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]