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HomeMy WebLinkAboutSIZING CALCULATIONi I v I ' , 'Residential System Sizing Calculation Summary Project Title: SCANNED SOLITHWIND TRAIL BOTT RESIDENCE lay FT PIERCE, FL i St Utlie COU0M/2019 Location for weather data: St. Lucie, FL - Defaults: Latitude(27.48) Altitude(7 ft.) Temp Range(M) Humidity data: Interior RH 50% Outdoor wet bulb 78F Humidi difference 58 r. Winter design temperature(TMY3 99%) 40 F Summer design temperature(TMY3 99%) 91 F Winter setpoint 70 F Summer setpoint 75 F Winter temperature difference 30 F Summer temperature difference 16 F Total heating load calculation 42812 Btuh Total cooling load calculation 41918 Btuh Submitted heating capacity % of calc Btuh Submitted cooling capacity % of calc Btuh Total (Electric Strip Heat) 72.4 31000 Sensible (SHR = 0.75) 135.9 36000 Latent 77.8 12000 Total 114.5 48000 WINTER CALCULATIONS 1 Winter Heating Load (for 2662 sgft Load component Load Window total 282 sqft 5067 Btuh Wall total 1947 sqft 8272 Btuh Door total 42 sqft 577 Btuh Ceiling total 2652 sqft 3807 Btuh Floor total 2652 sqft 8036 Btuh Infiltration 187 cfm 6179 Btuh Duct loss 10875 Btuh Subtotal 42812 Btuh Ventilation .0 cfm 0 Btuh TOTAL HEAT LOSS 42812 Btuh Ducls;25.s°bl Infil.(ia:%} SUMMER CALCULATIONS cZ —mnr r`nnlinn I nark /fnr 9Ft69 cnfll Load com onent Load Window total 282 sqft 5938 Btuh Wall total 1947 sqft 3412 Btuh Door total 42 sqft 519 Btuh Ceiling total 2652 sqft 2792 Btuh Floor total 0 Btuh Infiltration 140 cfm 2472 Btuh Internal gain 5780 Btuh Duct gain 5578 Btuh Sens. Ventilation 0 cfm 0 Btuh Blower Load 0 Btuh �Total sensible gain 26490 Btuh (Latent gain(ducts) 8690 Btuh Latent gain(infiltration) 5638 Btuh (Latent gain(ventilation) 0 Btuh `Latent gain(intemaUoccupants/other) 1200 Btuh Total latent gain 15428 Btuh TOTAL HEAT GAIN 41918 Btuh ^rallsf8.1 %;I Doors(1.24n} ICeilings("o.TYa) ' Inr ni.(19.1Y} I Windom 142%i . Ducts(z4.D%j EnergyGaugeO Sy m ' i PREPARED BY' DATE: EnergyGaugeO / USRCZB v6.1.03 Latsnt lnt(2.9%) Int.Gain(13.30Ai i I �ystep .Sizing l lation `` simmer Residential Load - Room by ,R oOm Component Details Project Title: SOUTHWIND TRAIL BOTT RESIDENCE FT PIERCE, FL 4/27/2019 Reference City: St. Lucie, FL Temperature Difference: 16.OF(TMY3 99%) Humidity difference: 58gr. t ..- ...C.om ontent: Loa. s . R Type* Overhang Window Area(sqft) HTM Load Window Panes SHGC U InSh IS Ornt Len H t Gross Shaded Unshaded Shaded Unshaded 1 1 NFRC 0.32, 0.60 No No N 2.Oft 2.Oft 22.5 0.0 22.5 16 16 370 Btuh 2 1 NFRC 0.32, 0.60 No No E 17.Of 0.511 40.0 40.0 0.0 16 41 658 Stuh 3 1 NFRC 0.32, 0.60 No No N 20.Of 0,5ft 80.0 0.0 80.0 16 16 1316 Btuh 4 1 NFRC 0.32, 0.60 No No N 2.Oft 2.0ft 40.0 0.0 40.0 16 16 658 Btuh 5 1 NFRC 0.32, 0.60 No No E 2.Oft 2.0ft 9.0 0.0 9.0 16 41 366 Btuh 6 1 NFRC 0.32, 0.60 No No E 2.Oft 2.Oft 6.0 0.0 6.0 16 41 244 Stuh 7 1 NFRC 0.32, 0.60 No No S 2.Oft 2.Oft 22.5 22.5 0.0 16 18 $70 Btuh 8 1 NFRC 0.32, 0.60 No No S 2.Oft 2.Oft 22.5 22.5 0.0 16 18 370 Stuh 9 1 NFRC 0,32, 0.60 No No W 2.Oft 2.Oft 15.0 0.0 15.0 16 41 610 Stuh 10 1 NFRC 0.32, 0.60 No No W 2.0ft 2.0ft 3.0 0.0 3.0 16 41 122 Btuh 11 1 NFRC 0.32, 0.60 No No W 2.Oft 2.Oft 15.0 0.0 15.0 16 41 610 Stuh 12 1 NFRC 0.32, 0.60 No No W 2.Oft 2.Oft 6.0 0.0 6.0 16 41 244 Btuh Window Total 1 1 282 (sqft) 5938 Btuh Walls Type U Value R Value Area(sqft) HTM Load i Cav/Sheath 1 Concrete Blk,Hollow - Ext 0.15 4.1/0.0 447,5 1.8 801 Btuh 2 Concrete Blk,Hollow - Ext 0.15 4.1/0.0 60.0 1.8 107 Btuh 3 Concrete Blk,Hollow - Ext 0.15 4.1/0.0 405.0 1.8 725 Btuh 4 Concrete Blk,Hollow - Ext 0.15 4.1/0.0 331.0 1.8 593 Btuh 5 Concrete Blk,Hollow - Ext 0.15 4.1/0.0 431.0 1.8 772 Btuh 6 Frame - Wood - Adj 0.09 11.010.0 60.0 1.5 91 Btuh 7 Frame - Wood - Adj 0.09 11.0/0.0 212.2 1.5 322 Btuh Wall Total 1947 (sqft) 3412 Btuh Doors Type Area (sqft) HTM Load 1 Insulated - Exterior 24.0 12.4 298 Btuh 2 Wood - Garage 17.8 12.4 221 Btuh Door Total 42 (sqft) 519 Btuh Ceilings Type/Color/Surface U-Value R-Value Area(sqft) HTM Load 1 Unvented Attic/Light/Shingle 0.048 0.0/20.0 2652.0 1.05 2792 Btuh Ceiling Total 2652 (sqft) 2792 Btuh Floors Type R-Value Size HTM Load 1 Slab On Grade 0.0 2652 (ft-perimeter) 0.0 0 Btuh Floor Total 2652.0 s ft 0 Btuh Zone Envelope Subtotal: 12660 Btuh Infiltration Type Wholehouse ACH Volume(cuft) Wall Ratio CFM= Load Natural 0.32 26520 1.00 140.5 2472 Btuh Internal Occupants Btuh/occupant Appliance Load gain 6 X 230 + 4400 5780 Btuh Sensible Envelope Load: 20911 Btuh EnergyGaugeO / USRCZB v6.1.03 Page 1 Manual J summer Calculations Residential Load - Component Details (continued) Project Title: Climate: FL VERO_BEACH_MUNICIPAL A SOUTHWIND TRAIL BOTT RESIDENCE FT PIERCE, FL I 4/27/2019 Duct load Average sealed, Supply(R6.0-Attic), Return(R6.0-Attic) (DGM of 0.267) 5578 Btuh Sensible Zone Load 26490 Btuh EnergyGauge® / USRCZB v6.1.03 Page 2 Manual J Summer Calculations Residential Load - Component Details (continued) Project Title: Climate: FL VERO BEACH_MUNICIPAL A SOUTHWIND TRAIL BOTT RESIDENCE FT PIERCE, FL :...:.:.... O.tl T.O 4/27/2019 Sensible Envelope Load All Zones 20911 Btuh Sensible Duct Load 5578 Btuh Total Sensible Zone Loads 26490 Btuh Sensible ventilation 0 Btuh Blower 0 Btuh Whole House Total sensible gain 26490 Btuh Totals for Cooling' Latent infiltration gain (for 58 gr. humidity difference) 5538 Btuh Latent ventilation gain 0 Btuh Latent duct gain 8690 Btuh Latent occupant gain (6.0 people @ 200 Btuh per person) 1200 Btuh Latent other gain 0 Btuh Latent total gain 16428 Btuh 1. Central Unit # 48000 Btuh Key: Window types (Panes - Number and type of panes of glass) (SHGC - Shading coefficient of glass as SHGC numerical value) (U - Window U-Factor) (InSh - Interior shading device: none(No), Blinds(B), Draperies(D) or Roller Shades(R)) For Blinds: Assume medium color, half closed For Draperies: Assume medium weave, half closed For Roller shades: Assume translucent, half closed (IS - Insect screen: none(N), Full(F) or Half(Y2)) (Omt - compass orientation) I I I I I MMlOK . 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