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HomeMy WebLinkAboutHVAC LOADSIMP 81, NF. 0 Dy odd tw , 4 10MAIAMMI-IF-MM-mv HVAC Load ZF mily Dollar'Store ngle Rd. for Ave D I Ft Pierce, FL RM 1-1�4 . .�"�• i `�`iI®I9ip,�srpp ifI COMMRCLaj� lACHVAC LoAmis sl • No 44643 ••"e r • s • o :• STATE OF s o �✓. OR IV Prepared By: Clark Stilwell LIS Engineering 2572 West SR 426, Suite 2064 Oviedo, FL 32765 321-244-0402 Friday, August 18, 2017 hvac"-'Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. '°and Investment Services, LLC A Stephens Barrios, LLC viedd, FL 32765 i Page 2 Y , FB-J-ding Summary Loads Building peaks in August at 4pm. w' Bld ;,Load 9 Area -Sen `.�,' I ,1 %Tot Lat Sen, -s Neta ._" %Net ;Descriptions Quan l Loss I Loss Gain Gain 4 Gain �� :Gain Roof 8,320 6,644 4.34 0 7,110 7,110 2.64 Wail 5,254 6,294 4.11 0 2,793 2,793 1.04 Glass 266 5,793 3.78 0 14,740 14,740 5.47 Floor Slab 30 545 0.36 0 0 0 0.00 Skin Loads 19,276 12.59 0 24,644 24,644 9.14 Lighting 2,019 0 0.00. 0 7,578 7,578 2.81 Equipment 4,160 0 0.00 0 15,614 15,614 5.79 Pool Latent 0 0 0.00 0 0 0 0.00 People 50 0 0.00 15,125 15,125 30,250 11.22 Partition 0 0 0.00 0 0 0 0.00 Cool, Pret. 0 0 0.00 0 0 0 0.00 Heat. Pret. 0 0 0.00 0 0 0 0.00 Cool. Vent. 1,000 0 0.00 41,511 16,485 57,996 21.51 Heat. Vent. 1,000 35,608 23.25 0 0 0 0.00 Cool.lnfil. 520 0 0.00 24,028 9,147 33,174 12.30 Heat.lnfil. 2,080 81,471 53.20 0 0 0 0.00 Draw-Thru Fan 0 0 0.00 0 12,151 12,151 4.51 Blow-Thru Fan 0 0 1 0.00 0 0 0 0.00 Reserve Cap. 0 0 0.00 0 73,986 73,986 27.43 Reheat Cap. 0 0 0.00 0 0 0 0.00 Supply Duct 0 11,194 7.31 0 9,890 9,890 3.67 Return Duct 0 5,597 3.65 0 4,396 4,396 1.63 Misc. Supply 0 0 0.00 0 0 0 0.00 Misc. Return 0 0 0.00 0 0 0 0.00 Building Totals _ 153,146 100.00 80,664 189,016 269,680 100.00 Building Sen %Tot. Lat Sen j� Net I %oNet Summary Loss i Loss' Gain Gain �, Gain Gain Ventilation 35,608 ;2.2541,511 16,485 57,996 21.51 Infiltration 81,471 5.20 24,028 9,147 33,174 12.30 Pretreated Air 0 1 0.00 0 0 0 0.00 Room Loads 19,276 1 12.59 15,125 136,947 152,072 56.39 Plenum Loads 0 0.00 0 0 0 0.00 Fan/Duct/Misc Loads 16,791 10.96 0 26,437 26,437 9.80 B-Oding Totals 153,146 100.00 80,664 189,016 269,680 100.00 "heck Figures Total Building Supply Air (based on a 17°,TD): 8,999 CFM Total Building Vent. Air (11.11% of Supply'): 1,000 CFM Total Conditioned Air Space: 8,320 Sq.ft Supply Air Per Unit Area: 1.0816 CFM/Sq.ft Area Per Cooling Capacity: ! 370.2 Sq.ft/Ton \\server\redirected\ciark\Documents\Elite Software\Chvac 8 Projects\FDS-Ft Pierce.CH8 Friday, August 18, 2017, 11:33 AM 1\server\redirected\clark\Documents\Elite Software\Chvac 8 Projects\FDS-Ft Pierce.CH8 Friday, August 18, 2017, 11:33 AM hyap -Full Commercial HVAC Loads Calculation Program ' Elite Software Deve lopment,lnc. Land lQvestment Services, LLC I Stephens Barrios, LLC viedo; FL 32765 Page 4 ir•Handler #1 - Draw Through - Summary Loads Rm --- --- - - --- -_ Description _ -- - - - -- - _ — -- Area;` Htg;Loss -- - - — Sen.Gain - - — - Lat.Gain !� — - -- Htg.O.A. , Clg.O.A. No Room Peak Time People, Htg.CFM Clg.CFM S.Exh 11 Req.CFM ' Req.CFM Volume, CFM/S ft CFM/Sgft, W.Exh!; Act.CFM' Act.CFM 1 Sales/Storage 8,320 100,747 72,108 39,153 Direct Direct W 4pm August 50 5,187 8,999 0 1,000 1,000 124,800 0.62 1.08 0 1,000 1,000 Runout duct size: 6 in. dia, Diffusers: 72, CFM/runout: 125, Velocity: 636.6 ft/min, Pressure drop: 0.257 in.wg./100ft Room Peak Totals: 8,320 100,747 72,108 39,153 Total Rooms: 1 50 5,187 8,999 0 1,000 1,000 Unique Rooms: 1 124,800 0.62 1.08 0 1,000 1,000 Main'trunk duct size: 38 in. h x 38in. w, Velocity: 897.4 ft/min, Pressure drop: 0.033 in.wg./100ft i i i I a i \\server\redirected\clark\Documents\Elite Software\Chvac 8 Pr jects\FDS-Ft Pierce.CH8 Friday, August 18, 2017, 11:33 AM hyac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. and Igvestment Services, LLC I Stephens Barrios, LLC viedo;.FL 32765 { Pa e 5 ir'Handler #1 - Draw Through - Total Load §ummary Air Handler Description: Draw Through Constant Volume - Sum of Peaks Supply Air Fan: Draw-Thru with program estimated horsepower of 4.79 HP Fan input: 65% motor and fan efficiency with 2.2 in. water across the fan 'Sensible Heat Ratio: 0.81 --- This system occurs 1 time(s) in the building. --- Air'System Peak Time: 4pm in August. 'Outdoor Conditions: Clg: 90° DB, 781 WB, 126.54 grains, Htg: 420 DB Indoor Conditions: Clg: 750 DB, 50% RH, Htg: 750 DB Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air. i Room Space sensible loss: 19,276 Btuh Infiltration sensible loss: 81,471 Btuh 2,080 CFM Outside Air sensible loss: 35,608 Btuh 1,000 CFM Supply Duct sensible loss: 11,194 Btuh Return Duct sensible loss: 5,597 Btuh Return Plenum sensible loss: 0 Btuh Total System sensible loss: 153,146 Btuh Heating Supply Air: 111,941 / (.999 X 1.08 X 20) = 5,187 CFM 1 Winter Vent Outside Air (19.3% of supply) 1,000 CFM Room space sensible gain: 62,m Btuh Infiltration sensible gain: 9,147 Btuh Draw-thru fan sensible gain: 12,15) Btuh Supply duct sensible gain: 9,890 Btuh Reserve sensible gain: 73,986 Btuh Total sensible gain on supply side of Coil: 168,135 Btuh w Cooling Supply Air: 168,135 / (.999 X 1.1 X117) = 8,999 CFM Summer Vent Outside Air (11.1% of supply) = 1,000 CFM Return duct sensible gain: 4,396 Btuh Return plenum sensible gain: 0 Btuh Outside air sensible gain: 16,486 Btuh 1,000 CFM Blow-thru fan sensible gain: 0 Btuh Total sensible gain on return side of coil: 1 20,881 Btuh Total sensible gain on air handling system:; 189,016 Btuh Room space latent gain: 15,125 Btuh Infiltration latent gain: 24,028 Btuh Outside air latent gain: 41,51!1 Btuh Total latent gain on air handling system: 80,664 Btuh Total system sensible and latent gain: 269,680 Btuh f' Check Figures Total Air Handler Supply Air (based on a 17° TD): 8,999 CFM dotal Air Handler Vent. Air (11.11% of Supply): 1,000 CFM Total Conditioned Air Space: 8,320 Sq.ft Supply Air Per Unit Area: 1.0816 CFM/Sq.ft Area Per Cooling Capacity: 370.2 Sq.ft/Ton Cooling Capacity Per Area: 0.0027 Tons/Sq.ft - I \\server\redirected\clark\Documents\Elite Software\Chvac 8 Projects\FDS-Ft Pierce.CH8 Friday, August 18, 2017, 11:33 AM I hyac - Full Commercial HVAC Loads Calculation Program ; Elite Software Development, Inc. I nd Investment Services, LLC I Stephens Barrios, LLC viedo FL 32765 Pa e 6 ir'Handler #1 - Draw Through - Total Load $umma cont'd - --- v re _ - - Check,Fl os 3 rt Heating Capacity Per Area: 18.41 Btuh/Sq.ft -Total Heating Required With Outside Air: 153,146 Btuh Total Cooling Required With Outside Air: 22.47 Tons I l I I I I i I erver\redirected\clark\Documents\Elite Software\Chvac 8 Projects\FDS-Ft Pierce.CH8 Friday, August 18, 2017, 11:33 A I. hj�vac = Full Commercial HVAC Lo_ ads Calculation Program Elite Software Development Inc.; and Ipvestment Services, LLC Stephens Barrios, LLC vied6, FL 32765 ' Pa e 7 Rdom 'Detailed Loads (At Room Peak Times) Load_ -...Unit-._ --.__ -SC- ___ CLTD __ U.Fac° Sen. Lat. Htg. — Htg. Description Quart CFAC SHGF -CLF Gain MuIt. Loss .Room 1-Sales/Storage peaks (sensible) in August at 4pm, Air Handler 1 (Draw Through), Zone 1, 80.0 x 104.0, Construction Type: 7 (Medium) 8,320. OI50 35.3 0.022 6,464 0.726 6,040 +Roof-1-1-No.Clg-L Wall-1-E-D-L 1,560 0.65 21.5 0.033 1,109 1.089 1,699 Wall-2-N-D-L 1,200 0 j65 7.7 0.033 303 1.089 1,307 Wall-3-S-D-L 1,427 0'65 15.1, 0.033 712 1.089 1,554 Wall-4-W-D-L 1,067 0165 11.8 0.033 415 1.089 1,162 GIs-S-1-90-,Tran 70.0 1.0100 15 0.600 609 19.800 1,386 0%S-0-NS-Solar 70.0 0.590 74 0.470 1,436 GIs-S-1-90-Tran 63.0 1.0100 15 0.600 548 19.800 1,247 0%S-0-NS-Solar 63.0 0.590 74 0.470 1,293 GIs-W-1-90-Tran 70.0 1.0100 15 0.600 609 19.800 1,386 0%S-0-NS-Solar 70.0 0.590 213 .0.500 4,398 GIs-W-1-90-Tran 63.0 1.0100 15 0.600 548 19.800 1,247 0%S-0-NS-Solar 63.0 0.590 213 0.500 3,959 Lights-Prof=1 2,019 1.0100 6,889 Equipment-Prof=1 4,160 1.0�00 14,195 0 People-Prof=1 50.0 1.0�00 13,750 13,750 Floor slab 30 16.500 495 Cool.lnfil.AC/hr 520 8,315 21,843 Heat.Infil.CFM/sq.ft 2,080 35.608 74,064 Sub -total 65,552 35,593 91,588 Safety factors: +10% +10% +10% Total w/ safety factors: --------- 72,108 --------- 39,153 --------- 100,747 Lightinq Cooling Loads Special I IIII Item �� Quantity Allowance Space Occur- Usage, Load Name uanti Quantity Type Factor Fraction rences Factor! Btuh Sales/Kecelving Zulu watts 1 1 1 1 6,889 - --------_.-----.._..--- Total � ---- - 6,889- \\server\redirected\clark\Documents\Elite Software\Chvac 8 Proje is\FDS-Ft Pierce.CH8 Friday, August 18, 2017, 11:33 AM