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Fort Pierce, FL Load Calculations
8/5/2021 Fort Pierce, FL Load Calculations Project Information Project Name: Fort Pierce, FL Load Calculations Project Location: VERO BEACH, FL Heating Safety Factor (Room): 0% Default Heating Temperature: 70° F Heating Safety Factor (Ventilation): 0% Cooling Safety Factor (Room): 0% Default Cooling Temperature: 75° F - Cooling Safety Factor (Ventilation): 0% Default Relative Humidity: 50% Floor Slab Heat Loss Coefficient: 0.54 Calculation Date: August 5, 2021, 12:21 a.m. Design Conditions OSA Low: 43° F Latitude: 320 N �26' OSA Daily Range: 16° F Elevation: OSA High Dry Bulb OSA High Wet Bulb July 93° F1 77° F Supply Air Requirements Cooling Heating Current Required Supply Sensible Supply OSA OSA HeatingLoad Supply OSA OSA Location Supply Supply CFM CFM Peak Temperature p Load CFM CFM % Temperature p (btuh) CFM CFM ° /° (btuh) Difference Zone Default 0 5,740 July 3:00 55° F 126,0001 5,740 1,710 30% 20° F dT 38,100 1,770 1,710 97% P.M. 1,710 1,710 97% 0 5,740 July 3:00 126,000 5,740 30% 38,100 1,770 ARoom p Cooling Load Details - System (Btu/h / % Total) (See "Cooling Load Details - Room" for lighting, equipment, and people loads) Location Peak Roof Wall Glass Ventilation Infiltration Sensible Latent Sensible ILatent Zone Default July 3:00 p.m. 35,500 Room AutoZone (July 3:00 p.m. 35,500I 14% 1,340 1%1 24,100! 9% 33,100 14% 1,340 1% 24,1001 9% 33,100 13% 581900a 23%' 7,730 3%' 13,700 5% 3% 13,7001 5%: 13% 58,9001 23% 7,730 Cooling Load Details - Room (Btu/h / % of Total) Equipment People Infiltration Location Peak Roof Wall Glass Lighting Sensible Latent Sensible Latent Sensible Latent Zone Default July 3:00 p.m. 35,500 21 % 1,340 1% 24,100 14% 17,500 10% 12,500 7% 0 0% 27,500 16% 27,500 16% 7,730 5% 13,700 8% Room AutoZone July 3:00 p.m. 35,500 21% 1,340 1% 24,100 14% 17,500 10% 12,500 7% 0 0% 27,500 16% 27,500 16% 7,730 5% 13,70 88% Heating Load Details - System and Room (Btu/h / % of System Total) Location Roof Wall Glass Slab Ventilation Infiltration Zone Default 10,400 12% 1,950 2% 11,700 13% 2,450 3% 49,700 57% 11,600 13% Room AutoZone 10,400 12% 1,950 2% 11,700 13% 2,450 3% 49,700 57% 11,600 13% file:///Y:/AutoZone/Azrm6447/dwg/DM/dm_hvac-loadsl.html 1/2 8/5/2021 Fort Pierce, FL Load Calculations Load Total Summary - System (Includes Ventilation and Plenum Loads) Cooling Heating Location Area btuh Tons ft2 / CFM / CFM / CFM CFM Peak ton ton ft2 CFM btuh kW / ft2 Total Sensible Latent Total Sensible Latent 7,340 00 Zone Default 5,740 July 259,000 159,000 100,000 21.6 13.3 8.3 340 266 0.78 1,770 87,800 25.7 0.24 ft p.m. p Room 7,340 3.m0 AuoZone 5,740 July 259,000 159,000 100,000 21.6 13.3 8.3 340 266 0.78 1,770 87,800 25.7 0.24 ft p• Load Total Summary - Room (Excludes Ventilation and Plenum Loads) Cooling Heating Location Area btuh Tons ft� / CFM / CFM / CFM CFM Peak ton ton ft 2 CFM btuh kW / ft 2 Total Sensible Latent Total Sensible Latent 7,340 3:00 Zone Default 5,740 July 167,000 126,000 41� 14 10.5 3.4 526 412 0.78 1,770 38,100 11.2 0.24 ft p.m. Room 7,340 3:00 AuoZone 5,740 July 167,000 126,000 41,200 14 10.5 3.4 526 412 0.78 1,770 38,100 11.2 0.24 ft p.m. Psychrometrics - Zone Default Calculation Month: July Calculation Hour: 4:00 p.m. Air Conditions Loads (Btu/h) Airflow Humidity Ratio (CFM) Dry Bulb Wet Bulb (lbs of moisture / Total Sensible Latent Temperature Temperature lb of dry air) Outside Air 1,710 93' F 77.02' F 0.01642 92,000 33,100 58,900 Return Air at Diffusers 4,040 75' F 62.4° F 0.00928 Return Duct Leakage (0%) 0 Return Duct Temperature Gain +00 F 0 0 0 Return Air at Aparatus 4,040 75' F 62.4° F 0.00928 Mixed Air 5,740 80.35' F 67.32' F 0.01140 Coil Dew Point 4,880 48.13' F 48.13' F 0.00716 Coil Bypass Air (15%) 861 80.350 F 67.320 F 0.01140 Coil Leaving Air 5,740 52.96' F 51.72' F 0.00780 System Load 259,000 159,000 100,000 Reheat +0.87° F Humidification 0 Fan (Draw Through, 2 HP) +0.82° F 5,090 5,090 0 Motor (In Airstream, 70% Efficient) +0.35° F 2,180 2,180 0 Supply Duct Leakage (0%) 0 Supply Duct Temperature Gain +00 F 0 0 0 Supply Air at Diffusers 5,740 55' F 52.42' F 0.00780 Room Load 0.00148 167,000 126,000 41,200 Final Room Conditions 75' F 62.4° F 0.00928 file:///Y:/AutoZone/Azrm6447/dwg/DM/dm_hvac-loadsl.html 2/2