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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",{"$nulls":11},3.361111111111111,3.28515625,0.25,{"$nulls":8},"\"",null,"Based on Titus lab data egc50x50 sound"]
[null,"Enter Minimum Neck Velocity (greater than 0)=",{"$nulls":6},375,"FPM",{"$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,"EG5 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,375,1231.93359375,-0.020839901495390847," - ",null,null,1.905,581.4078565429687,-5.189135472352321,27.440620485204533,16.206365993603782,19.421527899189243,18.11194226290226,14.379266730445211," - ",{"$nulls":10},"B","CVn","CAn",null,"M(Vn)",48.32559400262715,63.49076575168263,56.83291432745321,61.769299007535025,76.75923951561742,111.41937020452976,76.42144057971625]
[null,null,null,440.625,1447.52197265625,-0.028772089002073984," - ",null,null,2.238375,683.1542314379883,-7.1642501615164225,30.825241991701063,20.653123776144355,23.40198397178537,22.438132187246538,19.755320108552723," - ",{"$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,506.25,1663.1103515625,-0.037980720475349825,13.485220752920926,null,null,2.57175,784.9006063330079,-9.457199398362107,33.7390772663266,24.481356758654243,26.828775798040027,26.162567779849127,24.383587683326397,12.74502251968474,{"$nulls":10}," ",null,null," "]
[null,22,null,571.875,1878.69873046875,-0.048465795915218324,17.53067187740865,558.8,null,2.905125,886.6469812280274,-12.067983182889362,36.297244543944686,27.842308708216223,29.837287224019803,29.432392036409624,28.44692055768337,18.643126678208915,{"$nulls":14},"Old B",-97.59997378344744,-147.86985453757805,-127.51717489014054,-141.53316904249021,-183.85042014412969,-289.2226308937761,-193.8352554430108]
[null,"x",3.361111111111111,637.5,2094.287109375,-0.060227315321679534,21.136164960118805,"x",0.31225744000000005,3.2385,988.3933561230469,-14.996601515098204,38.577201498074345,30.837744478559728,32.518611704734695,32.34661059348079,32.06835068263584,23.899789801868707,{"$nulls":8}," "]
[null,22,null,703.125,2309.87548828125,-0.07326527869473345,24.388076899555188,558.8,null,3.5718750000000004,1090.1397310180664,-18.24305439498863,40.63356912115748,33.53942580811392,34.93698580567337,34.975039466444684,35.33463676085387,28.640945915965318,{"$nulls":14},"Correction",-4,-4,-4,-4,-4,-4,-4]
[null,null,null,768.75,2525.4638671875,-0.08757968603438002,27.34960557651874,null,null,3.90525,1191.8861059130859,-21.807341822560623,42.50631100333635,35.99985735807729,37.13940837582365,37.368759723208655,38.309256021142346,32.95873497525079]
[null,null,null,834.375,2741.05224609375,-0.10317053734061929,30.06838653544557,null,null,4.238625,1293.6324808081056,-25.689463797814202,44.22554979033774,38.25861463462061,39.16130490305048,39.56627383330667,41.04005456712207,36.92260767733248,{"$nulls":14},"Corrected 6/6/06 to attempt to agree with newest Titus data",{"$nulls":6}," "]
[null,null,null,900,2956.640625,-0.12003783261345125,32.581217224552944,null,null,4.572,1395.378855703125,-29.88942032074936,45.814554587394326,40.34626887727174,41.03004082571954,41.5973241382126,43.56399249951667,40.58621321377754]
[{"$nulls":26}," ","Band","Const","Slope 1","Slope 2",null,"Note: Titus catalog assume area constant of 6!!!   (Which cannot be!) "]
[null,"1) Performance data does not include damper",{"$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]