HomeMy WebLinkAboutHVAC LOADSChvac Full Commercial HVAC Loads Calculation
Fort Pierce Engmeennq`_
Program'
Elite Software Development Inc
Harvest,Table Restaurant.
_
`
rdL• 3
Building Summa
Loads
Building peaks in August at 3pm.
Bldg Load'
Area
Sen
%Tot
Lat
Sen
Net[%oNet
i ..
Descn `tions .:. uan :Loss
' ,
.L,f . r mf
Loss ��.. ; . �G'aln � Gam
`u
_ - yss,1i'.` k�+ ai'�•tti'..
Gain ain
Roof
2,650
3,604
5.11
0
4,697
4,697
2.79
Wall
1,580
5,103
7.24
0
2,190
2,190
1.30
Glass
480
13,553
19.23
0
15,944
15,944
9.48
Floor Slab
198
4,174
5.92
0
0
0
0.00
Skin Loads
26,433
37.51
0
22,831
22,831
13.58
Lighting
5,300
0
0.00
0
18,084
18,084
10.75
Equipment
9,020
0
0.00
0
30,778
30,778
18.30
Pool Latent
0
0
0.00
0
0
0
0.00
People
70
0
0.00
8,800
17,200
26,000
15.46
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.
1,200
0
0.00
43,127
26,386
69,513
41.34
Heat. Vent.
1,200
44,040
62.49
0
0
0
0.00
Cool.lnfil.
0
0
0.00
0
0
0
0.00
Heat.lnfil.
0
0
0.00
0
0
0
0.00
Draw-Thru Fan
0
0
0.00
0
949
949
0.56
Blow-Thru Fan
0
0
0.00
0
0
0
0.00
Reserve Cap.
0
0
0.00
0
0
0
0.00
Reheat Cap.
0
0
0.00
0
0
0
0.00
Supply Duct
0
0
0.00
0
0
0
0.00
Return Duct
0
0
0.00
0
0
0
0.00
Misc. Supply
0
0
0.00
0
0
0
0.00
Misc. Return
0
0
0.00
0
0
0
0.00
Building Totals
70,473
100.00
51,927
116,228
168,155
100.00
Builtling
Sen
%Tots
Lat 2
, Sen ,
Net
%Net
Surrimary
s
' Loss.''
r
Galn _ ,� �GalriGain.
�,
GainVentilation
44,040
62.49
43,127'
26,386
69,513
41.34
Infiltration
0
0.00
0
0
0
0.00
Pretreated Air
0
0.00
0
0
0
0.00
Room Loads
26,433
37.51
8,800
88,893
97,693
58.10
Plenum Loads
0
0.00
0
0
0
0.00
Fan/Duct/Misc Loads
0
0.00
0
949
949
0.56
Building Totals
70,473
100.00
51,927
116,228
168,155
100.00
Check. i ores
Total Building Supply Air (based on a 21 °
TD):
3,964 CFM
Total Building Vent. Air (30.27% of Supply):
1,200 CFM
Total Conditioned Air Space:
2,650 Sq.ft
`
Supply Air Per Unit Area:
1.4960 CFM/Sq.ft
Area Per Cooling Capacity:
189.1 Sq.ft/Ton
Cooling Capacity Per Area:
0.0053 Tons/Sq.ft
Heating Capacity Per Area:
26.59 Btuh/Sq.ft
Total Heating Required With Outside Air:
70,473 Btuh
Total Cooling Required With Outside Air:
14.01 Tons
Z:\ ...\Harvest Table Heat Load.CH8 Thursday, September 15, 2016, 06:23 PM
Chvac Full Commercial HVAC Loads Calculat!on Program
Elite Software Development Inc:
Fort Fierce Ergineennq N _ „
f
Harvest ble Restaurant_
TaP'
it950
e
Air Handler #1- AHU 1 - Total Load Summa
Air Handler Description: AHU 1 Constant Volume - Proportion
Supply Air Fan: Draw-Thru with program estimated horsepower of
0.14 HP
Fan Input: 0% motor and fan efficiency with 0 in. water across the fan
Sensible Heat Ratio: 0.94
--- This system occurs 1 time(s) in the building. ---
Air System Peak Time: 3pm in August.
Outdoor Conditions: Clg: 95° DB, 780 WB, 117.56 grains, Htg:
41 ° DB
Indoor Conditions: Cig: 75' DB, 50% RH, Htg: 75° DB
Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air.
Room Space sensible loss: 4,107 Btuh
Infiltration sensible loss: 0 Btuh
0
CFM
Outside Air sensible loss: 14,680 Btuh
400
CFM
Supply Duct sensible loss: 0 Btuh
Return Duct sensible loss: 0 Btuh
Return Plenum sensible loss: 0 Btuh
Total System sensible loss:
18,787 Btuh
Heating Supply Air: 4,107 / (.999 X 1.08 X 10) =
400
CFM
Winter Vent Outside Air (100.0% of supply) =
400
CFM
Room space sensible gain: 33,319 Btuh
Infiltration sensible gain: 0 Btuh
Draw-thru fan sensible gain: 367 Btuh
Supply duct sensible gain: 0 Btuh
Reserve sensible gain: 0 Btuh
Total sensible gain on supply side of coil:
33,686 Btuh
Cooling Supply Air: 33,686 / (.999 X 1.1 X 20) =
1,532
CFM
Summer Vent Outside Air (26.1 % of supply) =
400
CFM
Return duct sensible gain: 0 Btuh
Return plenum sensible gain: 0 Btuh
Outside air sensible gain: 8,795 Btuh
400
CFM
Blow-thru fan sensible gain: 0 Btuh
Total sensible gain on return side of coil:
8,795 Btuh
Total sensible gain on air handling system:
42,481 Btuh
Room space latent gain: 2,000 Btuh
Infiltration latent gain: 0 Btuh
Outside air latent gain: 14,376 Btuh
Total latent gain on air handling system:
16,376 Btuh
Total system sensible and latent gain:
58,857 'Btuh
Check F'i ores
Total Air Handler Supply Air (based on a 20' TD):
1,532
CFM
Total Air Handler Vent. Air (26.11 % of Supply):
400
CFM
Total Conditioned Air Space:
630
Sq.ft
Supply Air Per Unit Area:
2.4317
CFM/Sq.ft
Area Per Cooling Capacity:
128.4
Sq.ft/Ton
Cooling Capacity Per Area:
0.0078
Tons/Sq.ft
Heating Capacity Per Area:
29.82
Btuh/Sq.ft
Total Heating Required With Outside Air:
18,787
Btuh
Total Cooling Required With Outside Air:
4.90
Tons
Z:\ ...\Harvest Table Heat Load.CH8 Thursday, September 15', 2016, 06:23 PM
Chvac Full Commercial HUAC Loads Calculation Program ( Elite Software Development Inc`
Fort Pierce Engmeennq n Ha°west Table Restaurant`
- --
_
Air Handler #2 - AHU 2 & 3 - Total Load Summa
Air Handler Description: AHU 2 & 3 Constant Volume - Proportion
Supply Air Fan: Draw-Thru with program estimated horsepower of
0.23 HP
Fan Input: 0% motor and fan efficiency with 0 in. water across
the fan
Sensible Heat Ratio: 0.89 --- This system occurs 1 time(s) in the building. ---
Air System Peak Time: 3pm in August.
'
Outdoor Conditions: Clg: 95° DB, 78' WB, 117.56 grains, Htg: 410 DB
Indoor Conditions: Clg: 75' DB, 50% RH, Htg: 75° DB
Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air.
Room Space sensible loss: 22,326 Btuh
Infiltration sensible loss: 0 Btuh 0
CFM
Outside Air sensible loss: 29,360 Btuh 800
CFM
Supply Duct sensible loss: 0 Btuh
Return Duct sensible loss: 0 Btuh
Return Plenum sensible loss: 0 Btuh
Total System sensible loss:
51,686 Btuh
Heating Supply Air: 22,326 / (.999 X 1.08 X 20) = 1,034
CFM
Winter Vent Outside Air (77.4% of supply) = 800
CFM
Room space sensible gain: 55,574 Btuh
Infiltration sensible gain: 0 Btuh
Draw-thru fan sensible gain: 582 Btuh
Supply duct sensible gain: 0 Btuh
Reserve sensible gain: 0 Btuh
Total sensible gain on supply side of coil:
56,156 Btuh
Cooling Supply Air: 56,156 / (.999 X 1.1 X 21) = 2,432
CFM
Summer Vent Outside Air (32.9% of supply) = 800
CFM
Return duct sensible gain: 0 Btuh
Return plenum sensible gain: 0 Btuh
Outside air sensible gain: 17,590 Btuh 800
CFM
Blow-thru fan sensible gain: 0 Btuh
Total sensible gain on return side of coil:
17,590 Btuh
Total sensible gain on air handling system:
73,747 Btuh
Room space latent gain: 6,800 Btuh
Infiltration latent gain: 0 Btuh
Outside air latent gain: 28,751 Btuh
Total latent gain on air handling system:
35,551 Btuh
Total system sensible and latent gain:
109,298 Btuh
.,
Check FI "lres
f.
Total Air Handler Supply Air (based on a 21 ° TD): 2,432
CFM
Total Air Handler Vent. Air (32.89% of Supply): 800
CFM
Total Conditioned Air Space: 2,020
Sq.ft
Supply Air Per Unit Area: 1.2041
CFM/Sq.ft
Area Per Cooling Capacity: 221.8
Sq.ft/Ton
Cooling Capacity Per Area: 0.0045
Tons/Sq.ft
Heating Capacity Per Area: 25.59
Btuh/Sq.ft
Total Heating Required With Outside Air: 51,686
Btuh
Total Cooling Required With Outside Air: 9.11
Tons
Z:\ ...\Harvest Table Heat Load.CH8 Thursday, September 15, 2016, 06:23 PM