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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",{"$nulls":11},1.75,1.5872395833333333,0.75,{"$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,"EGC10 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,200,317.44791666666663,-0.0060095568817973045," - ",null,null,1.016,149.81871890624998,-1.4963796635675288,11.404449945158856," - "," - "," - "," - "," - ",{"$nulls":10},"B","CVn","CAn",null,"M(Vn)",48.32559400262715,63.49076575168263,56.83291432745321,61.769299007535025,76.75923951561742,111.41937020452976,76.42144057971625]
[null,null,null,300,476.171875,-0.013521502984043938," - ",null,null,1.524,224.72807835937502,-3.3668542430269404,19.914164637695162," - ",11.070627528337265," - "," - "," - ",{"$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,400,634.8958333333333,-0.024038227527189218," - ",null,null,2.032,299.63743781249997,-5.985518654270115,25.951903298229023,15.142709213932786,18.171260042177007,17.000034967672516,13.687508334500617," - ",{"$nulls":10}," ",null,null," "]
[null,18,null,500,793.6197916666666,-0.03755973051123315," - ",457.2,null,2.54,374.546797265625,-9.352372897297055,30.635137241645676,21.295600148819798,23.678938508936252,22.986098537991264,21.126247234447614," - ",{"$nulls":14},"Old B",-97.59997378344744,-147.86985453757805,-127.51717489014054,-141.53316904249021,-183.85042014412969,-289.2226308937761,-193.8352554430108]
[null,"x",1.75,600,952.34375,-0.05408601193617575,16.28084762992904,"x",0.16258032,3.048,449.45615671875004,-13.467416972107761,34.46161799076532,26.322878093555882,28.179039481901892,27.87706860089619,27.20413946496225,18.12301412717809,{"$nulls":8}," "]
[null,14,null,700,1111.0677083333333,-0.07361707180201699,21.397017735687736,355.59999999999997,null,3.556,524.365516171875,-18.33065087870223,37.696861366233634,30.57338103182033,31.983820641476594,32.012324867184105,32.342924125020176,25.582183265036203,{"$nulls":14},"Correction",-4,-4,-4,-4,-4,-4,-4]
[null,null,null,800,1269.7916666666665,-0.09615291010875687,25.828845865745077,null,null,4.064,599.2748756249999,-23.94207461708046,40.499356651299195,34.25533415286466,35.279671995741666,35.59444678007796,36.79434187305742,32.04360947422455]
[null,null,null,900,1428.515625,-0.1216935268563954,29.73799532046021,null,null,4.572,674.184235078125,-30.301688187242455,42.9713326833016,37.50304697317901,38.18681892162681,38.75410223411987,40.72077059542394,37.74299130968481,{"$nulls":14},"Corrected 6/6/06 to attempt to agree with newest Titus data",{"$nulls":6}," "]
[null,null,null,1000,1587.2395833333333,-0.1502389220449326,33.234848666419765,null,null,5.08,749.09359453125,-37.40949158918822,45.18259059471583,40.408225087751674,40.78735046250091,41.58051035039668,44.23308077300442,42.841262090095]
[{"$nulls":26}," ","Band","Const","Slope 1","Slope 2",null,"Note: Titus catalog assume area constant of 6!!!   (Which cannot be!) "]
[null,"1) Performance data does not include damper",{"$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]