HomeMy WebLinkAboutEDEN LOT 1 MANUAL-NAir System Sizing Summary for SYSTEM 1
Project Name: WATERSTONE LOT 1 05/15/2020
Prepared by: 02:10PM
Air System Information
Air System Name:SYSTEM 1
Air System Type:Single Zone CAV
Number of zones:1
Floor Area:1622.0 sqft
Location:Ft. Pierce, Florida
Sizing Calculation Information
Calculation Months:Jan to Dec
Calculation method:Transfer Function Method
Central Cooling Coil Sizing Data
Total coil load:2.6 Tons
Total coil load:31.1 MBH
Sensible coil load:27.5 MBH
Coil airflow:1179 CFM
Sensible heat ratio:0.883
Area per unit load:625.1 sqft/Ton
Load per unit area:19.2 BTU/(hr-sqft)
Load occurs at:Aug 1400
OA DB / WB:91.6/77.9 F
Entering DB / WB:76.4/63.4 F
Leaving DB / WB:54.8/54.2 F
Coil ADP:53.7 F
Bypass Factor:0.050
Resulting RH:48 %
Design supply temp:56.0 F
Central Heating Coil Sizing Data
Max coil load:10.5 MBH
Coil airflow:1179 CFM
Load per unit area:6.5 BTU/(hr-sqft)
Load occurs at:Des Htg
Ent DB / Lvg DB:68.4/76.6 F
Supply Fan Sizing Data
Actual max airflow:1179 CFM
Standard airflow:1178 CFM
Actual max airflow per unit area:0.73 CFM/sqft
Fan motor BHP:0.86 BHP
Fan motor kW:0.64 kW
Fan static:2.50 in wg
Outdoor Ventilation Air Data
Design airflow:75 CFM
Airflow per unit floor area:0.05 CFM/sqft
Airflow per person:15.00 CFM/person
Space Sizing Data
Space Name Maximum
Cooling
Sensible
MBH
Design
Airflow
CFM
Time of Peak
Load
Maximum
Heating
Load MBH
Space
Floor
Area
sqft
Space
CFM/sqft
BED 2 2.4 119 Nov 1400 0.8 148.0 0.81
OS WIC 0.8 40 Oct 1500 0.5 65.0 0.61
BED 3 3.3 162 Aug 1600 1.7 170.0 0.95
BED 4 2.4 118 Jul 1300 0.8 157.0 0.75
DINING 2.8 135 Jun 1500 1.5 127.0 1.06
FOYER 1.2 59 Jul 1500 0.5 202.0 0.29
GREAT ROOM 4.9 237 Jul 1400 1.9 269.0 0.88
HALL BATH 0.8 38 Jul 1200 0.5 84.0 0.45
KITCHEN 1.7 84 Jul 1400 0.2 114.0 0.74
LAUNDRY 0.8 41 Jul 1400 0.1 43.0 0.95
OS BATH 0.4 17 Jul 1400 0.1 61.0 0.28
OWNERS SUITE 3.3 160 Aug 1400 1.3 182.0 0.88
Zone 24.2 1179 Jul 1500 10.0 1622.0 0.73
Note: Table contains data for all spaces controlled by a single thermostat:
Space sizing basis:Peak space load
Zone sizing basis:Peak zone load
Block Load 4.15 Page 1 of 3
System Design Load Summary for SYSTEM 1
Project Name: WATERSTONE LOT 1 05/15/2020
Prepared by: 02:10PM
DESIGN COOLING DESIGN HEATING
Aug 1400
OA DB / WB 91.6 F / 77.9 F
Design Heating Day
OA DB / WB 43 F / 36.1 F
Zone Loads based on TFM Details Sensible
BTU/hr
Latent BTU/hr Details Sensible
BTU/hr
Latent BTU/hr
Window and Skylight Solar Loads 190 sqft 2148 - 190 sqft - -
Wall Transmission 1262 sqft 3416 - 1262 sqft 4566 -
Roof Transmission 1590 sqft 3119 - 1590 sqft 1245 -
Window Transmission 190 sqft 1128 - 190 sqft 2140 -
Skylight Transmission 0 sqft 0 - 0 sqft 0 -
Door Loads 0 sqft 0 - 0 sqft 0 -
Floor Transmission 1590 sqft 0 - 1590 sqft 2005 -
Partitions/Ceilings 0 sqft 0 - 0 sqft 0 -
Overhead Lighting 1784 W 6088 - 0 W 0 -
Electric Equipment 2068 W 7055 - 0 W 0 -
People 5 1150 600 0 0 0
Infiltration - 0 0 - 0 0
Miscellaneous - 0 0 - 0 0
Safety Factor 0% / 0% 0 0 0% 0 0
>>Total Zone Loads -24104 600 -9956 0
Thermostat and Pulldown Adjustment - -109 0 - 535 0
Plenum Wall Load 0% 0 - 0 0 -
Plenum Roof Load 0% 0 - 0 0 -
Plenum Lighting Load 0% 0 - 0 0 -
Ventilation Load 75 CFM 1310 3050 75 CFM 2195 0
Supply Fan Load 1179 CFM 2185 - 1179 CFM -2185 -
>> Total System Loads - 27490 3650 - 10502 0
Central Cooling Coil - 27490 3650 - 0 0
Central Heating Coil - 0 - - 10502 -
>> Total Coil Loads - 27490 3650 - 10502 0
Key:Positive values are clg loads
Negative values are htg loads
Positive values are htg loads
Negative values are clg loads
Block Load 4.15 Page 2 of 3
System PsychrometricsforSYSTEM 1
Project Name: WATERSTONE LOT 1 05/15/2020
Prepared by: 02:10PM
1. Outdoor Air
2. Mixed Air
3. Central Cooling Coil Outlet
4. Supply Fan Outlet
5. Room Air
1
2
3 4 5
0.000
0.002
0.004
0.006
0.008
0.010
0.012
0.014
0.016
0.018
0.020
30 40 50 60 70 80 90 100
Location: Ft. Pierce, Florida
Altitude: 20.0 ft
Data for: Aug DESIGN COOLING DAY, 1400
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Temperature (F)
Block Load 4.15 Page 3 of 3