{"text_format":"2","workbook":"xls","n_sheets":1,"sheets":["Velocity"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":1,"defined_names":4,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"run_cost":"one","rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Velocity","index":0,"n_rows":27,"n_cols":40,"rows_kept":27,"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"]}
[{"$nulls":28},"AFCS80(H,V)   3/4\" Spacing 45° Curved Blade Return "]
[{"$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},18,"Inches",{"$nulls":11},2.25,2.06640625,0.75,{"$nulls":8},"\"",null,"Based on:","Titus Models 23R Return 3/4\" Spacing 45° Deflection"]
[null,"Enter Minimum Neck Velocity (greater than 0)=",{"$nulls":6},200,"FPM",{"$nulls":22}," "]
[null,"Enter Maximum Neck Velocity =",{"$nulls":6},600,"FPM"]
[{"$nulls":26},"Pressure Constants",null,null,null," "]
[{"$nulls":27},"m","b",null," "," "]
[null,"AFCS80 Return Grille / 45° deflection",{"$nulls":24}," ",0,8.550295916883744]
[null,"IP Data",{"$nulls":5},"Metric Data",{"$nulls":24}," "]
[null,"Nom","Duct ","Neck","Air"," ",null,"Nom","Duct ","Neck","Air"," ",{"$nulls":19}," ","from : ","AFSC80 Sound Regression"]
[null,"Duct","Area","Vel","Flow","Ps","Nc","Duct","Area","Vel","Flow","Ps","Octave Band, dB",{"$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)",9.332186353829393,9.534580419240278,9.490243022534631,11.655890444991352,12.141911309535335,10.715957903684604,10.661268437525527]
[null,null,null,200,413.28125,-0.018828638775522467,12.602562948324628,null,null,1.016,195.04701140625,-4.6883310551050945,28.55641765091264,31.77634520777346,30.64744811548023," - "," - "," - ",{"$nulls":10},"B","CVn","CAn",null,"M(Vn)",40.93531380103564,46.54006289701018,50.61709757475953,81.18342021365578,87.89071484724815,79.03029794718721,57.453344885408406]
[null,null,null,250,516.6015625,-0.029419748086753853,18.17036734852591,null,null,1.27,243.8087642578125,-7.32551727360171,32.52345944385987,36.286543308518475,35.55275169988023,17.63006963738515,11.138861871448361," - ",{"$nulls":8}," ",null,-122.95990624932969,57.453344885408406,10.661268437525527,null,"B",-68.57861900398431,-78.3191850234966,-88.81548535881647,-180.71702147788199,-203.4451208059607,-183.82568371377434,-122.95990624932969]
[null,null,null,300,619.921875,-0.04236443724492556,22.719594786156488,null,null,1.524,292.57051710937503,-10.548744873986463,35.76476859797642,39.971643479838576,39.560676557163916,24.058274008310367,18.09815818906997,15.319785341858285]
[null,18,null,350,723.2421875,-0.05766270625003757,26.56591177977499,457.2,null,1.778,341.33226996093754,-14.358013856259355,38.505256439477485,43.08735128000022,42.94932874021356,29.493243362847654,23.98215938643289,20.610610072973294,{"$nulls":9}," "]
[null,"x",2.25,400,826.5625,-0.07531455510208987,29.897743110060343,"x",0.20903184000000002,2.032,390.0940228125,-18.753324220420378,40.87917498694211,45.78630013986185,45.88471277893342,34.20122796334523,29.079113061685483,25.193730921157375,{"$nulls":8}," ","Band","Const","Slope 1","Slope 2"]
[null,18,null,450,929.8828125,-0.09531998380108249,32.836626623988316,457.2,null,2.286,438.8557756640625,-23.73467596646954,42.97311954504017,48.16694175190368,48.47390499884759,38.35396468817943,33.57494482582572,29.23633001092407,{"$nulls":9},2,-68.57861900398431,40.93531380103564,9.332186353829393]
[null,null,null,500,1033.203125,-0.11767899234701541,35.46554751026162,null,null,2.54,487.617528515625,-29.30206909440684,44.84621677988934,50.296498240606866,50.79001636333342,42.068714272289114,37.59660338081968,32.85255812324983,{"$nulls":9},3,-78.3191850234966,46.54006289701018,9.534580419240278]
[null,null,null,550,1136.5234375,-0.14239158073988867,37.84369572639023,null,null,2.794,536.3792813671876,-35.45550360423228,46.54063933590876,52.22291641134679,52.88519394686858,45.42911402526083,41.23463606882313,36.12383436413845,{"$nulls":9},4,-88.81548535881647,50.61709757475953,9.490243022534631,{"$nulls":5}," ",null,null," "]
[null,null,null,600,1239.84375,-0.16945774897970223,40.01477494789217,null,null,3.048,585.1410342187501,-42.19497949594585,48.087525934005875,53.98159841192695,54.797941220617076,48.4969186432143,44.55589969844126,39.11027559022316,{"$nulls":9},5,-180.71702147788199,81.18342021365578,11.655890444991352]
[{"$nulls":26}," ",6,-203.4451208059607,87.89071484724815,12.141911309535335]
[null,"1) Performance data does not include damper",{"$nulls":25},7,-183.82568371377434,79.03029794718721,10.715957903684604,{"$nulls":8}," "]
[null,"2) Data were obtained from test conducted in accordance with ANSI / ASHRAE Standard 70-1991."]
[null,"3) All pressures are in inches of water (Pascals)"]
[null,"4) N.C. values are based on Octave Band 2 - 7 sound power levels minus a room absorption of 10dB."]