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{"sheet":"size","index":0,"n_rows":29,"n_cols":40,"rows_kept":29,"merged":[[2,1,2,7],[3,1,3,7],[4,1,4,7],[5,2,5,4],[5,8,5,9],[8,1,8,5],[9,1,9,5],[9,7,9,11],[11,6,12,6],[11,12,11,17]],"flags":["formulas_cached_only"]}
[{"$nulls":28},"EGC / EG 15 1/2 x 1in deep Egg Crate Return "]
[{"$nulls":8},"Input Data",{"$nulls":12},"Nominal Duct","Core Area","H & W"]
[null,"Enter Duct Width in inches =",{"$nulls":6},22,"Inches",{"$nulls":11},"Area ( ft2 )","( ft2 )","border",null,null," Free area & Core Area Ratio",null,"Ak/Ac",1,null,null," - "]
[null,"Enter Duct Height in inches =",{"$nulls":6},22,"Inches",{"$nulls":11},3.361111111111111,3.28515625,0.25,{"$nulls":8},"\"",null,"Based on Titus lab data egc50x50 sound"]
[null,"Enter Air Flow (must be greater than 0) =",{"$nulls":6},2500,"CFM",{"$nulls":24},"Modified 6/6/06 to agree with latest Titus data"]
[null,"Series =","EC15",{"$nulls":4},"Tag =","Room 23"]
[{"$nulls":26},"Pressure Constants"]
[null,"EC15 Return Grille",{"$nulls":25},"m","b",{"$nulls":4},"Titus new catalog:  @ 1400 fpm   Ps= 0.294   Pv=.122 ",{"$nulls":4},"Pt= ",0.416]
[null,"Tag : Room 23",{"$nulls":24},"0 Degrees",0,{"v":3.4098360655737703,"d":"3.410"},{"$nulls":9},"Pt/Pv",3.4098360655737703]
[null,"IP Data",{"$nulls":5},"Metric Data"]
[null,"Nom","Duct ","Neck","Air",null,null,"Nom","Duct ","Neck","Air",{"$nulls":21},"From EGC sound regression.Modified as shown"]
[null,"Duct","Area","Vel","Flow","Ps","Nc","Duct","Area","Vel","Flow","Ps","Octave Band, dB",{"$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)",{"v":9,"d":"9.0000"},{"v":9,"d":"9.0000"},{"v":9,"d":"9.0000"},{"v":9,"d":"9.0000"},{"v":9,"d":"9.0000"},{"v":9,"d":"9.0000"},9]
[null,"22 x 22",{"v":3.361111111111111,"d":"3.361"},{"v":760.9988109393579,"d":"761"},2500,{"v":-0.087006242878862,"d":"-0.087"},{"v":27.013263307649652,"d":"27"},"559 x 559",{"v":0.31225744000000005,"d":"0.312"},{"v":3.8658739595719385,"d":"3.87"},{"v":1179.8685,"d":"1180"},{"v":-21.664554476836635,"d":"-21.7"},{"v":42.29362278641722,"d":"42"},{"v":35.72042493645367,"d":"36"},{"v":36.889278160973845,"d":"37"},{"v":37.09690373597462,"d":"37"},{"v":37.97142704828468,"d":"38"},{"v":32.46836154750227,"d":"32"},{"$nulls":10},"B","CVn","CAn",null,"M(Vn)",{"v":48.32559400262715,"d":"48.3256"},{"v":63.49076575168263,"d":"63.4908"},{"v":56.83291432745321,"d":"56.8329"},{"v":61.769299007535025,"d":"61.7693"},{"v":76.75923951561742,"d":"76.7592"},{"v":111.41937020452976,"d":"111.4194"},76.42144057971625]
[{"$nulls":26},"0 deg",null,-197.8352554430108,76.42144057971625,9,null,"New B",{"v":-101.59997378344744,"d":"-101.6000"},{"v":-151.86985453757805,"d":"-151.8699"},{"v":-131.51717489014055,"d":"-131.5172"},{"v":-145.53316904249021,"d":"-145.5332"},{"v":-187.85042014412969,"d":"-187.8504"},{"v":-293.2226308937761,"d":"-293.2226"},-197.8352554430108]
[]
[{"$nulls":32},"Old B",-97.59997378344744,-147.86985453757805,-127.51717489014054,-141.53316904249021,-183.85042014412969,-289.2226308937761,-193.8352554430108]
[]
[{"$nulls":32},"Correction",-4,-4,-4,-4,-4,-4,-4]
[]
[{"$nulls":32},"Corrected 6/6/06 to attempt to agree with newest Titus data"]
[]
[{"$nulls":27},"Band","Const","Slope 1","Slope 2",null,"Note: Titus catalog assume area constant of 6!!!   (Which cannot be!) "]
[{"$nulls":27},2,-101.59997378344744,48.32559400262715,9,null,"So I used a 9 for an area constant"]
[{"$nulls":27},3,-151.86985453757805,63.49076575168263,9]
[{"$nulls":27},4,-131.51717489014055,56.83291432745321,9,null,"Note this data assumes no OBD"]
[{"$nulls":27},5,-145.53316904249021,61.769299007535025,9]
[{"$nulls":27},6,-187.85042014412969,76.75923951561742,9]
[{"$nulls":27},7,-293.2226308937761,111.41937020452976,9]