HomeMy WebLinkAbout1203-0230 COMMERCIAL HVAC LOADSdui ��
St Lurie coot
American Legion
HVAC Load Analysis
for
American Legion
St. Lucie County, FL
C" j�- CO1`e+t1RCi€AL
MIVAL; HVAC LOADS
, 'tit 111CA100I
e,�.� �G 3. S v0 ��oe
�� !`e; G E N
No 60982
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AT OF
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AIAL
SB®��d6 0511%1%
Prepared By:
Eric J. Svoboda, PE
Fort Pierce Engineering, Inc.
315 South 7th Street
Fort Pierce, FL 34950
772-672-4636
Friday, October 14, 2011
Chvac FuIICommercial i IyAC Loads Calculation Program b
�� Elite`Softwar"e Developrrient;'lnca j
Amencan.Legion
Page
Bunding summaty Loads
Building peaks in August at 2pm.
Sen�{
Bldg Load' %°T,ot " #,Lat Sen
%Net
De-scri tions.. = . - Qua'n`,
'Lossb�
Loss ;
.. v G'ain
Roof 6,089
8,037
8.99
0 10,671
10,671
3.32
Wall 3,000
9,405
10.52
0 5,378
5,378
1.67
Glass 300
8,217
9.19
0 12,535
12,535
3.90
Floor Slab 330
6,752
7.55
0 0.
0
0.00
Skin Loads
32,411
36.26
0 28,584
28,584
8.88
Lighting 12,178
0
0.00
0 41,553
41,553
12.91
Equipment 20,641
0
0.00
0 70,430
70,430
21.89
People 214
0
0.00
34,001 52,625
86,626
26.92
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. 1,600
0
0.00
57,515 35,168
92,683
28.80
Heat. Vent. 1,600
56,973
63.74
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 1,906
1,906
0.59
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
89,384
100.00
91,515 230,267
321,782
100.00
-y.- $"'�"iw .-e^
Building j,Senr %Tot ; Lat k Sen Net a� %Net
Surima Lossi4
LossY, Gain.& Gain`s. °Gain " Gain
Ventilation 56,973
63.74
57,515 35,168
92,683
28.80
Infiltration 0
0.00
0 0
0
0.00
Pretreated Air 0
0.00
0 0
0
0.00
Zone Loads 32,411
36.26
34,001 193,192
227,193
70.60
Plenum Loads 0
0.00
0 0
0
0.00
Fan & Duct Loads 0
_.... ---
0.00
............ .. --
0 1,906
-
1,906
0.59
- - - -- --- -- ....___._...._
Building Totals 89,384
100.00
91,515 230,267
321,782
100.00
Check' Ni tires', r �,
Total Building Supply Air (based on a 22°
TD):
7,964 CFM
Total Building Vent. Air (20.09% of Supply):
1,600 CFM
Total Conditioned Air Space:
6,089 Sq.ft
Supply Air Per Unit Area:
1.3080 CFM/Sq.ft
Area Per Cooling Capacity:
227.1 Sq.ft/Ton
Cooling Capacity Per Area:
0.0044 Tons/Sq.ft
Heating Capacity Per Area:
14.68 Btuh/Sq.ft
Total Heating Required With Outside Air:
89,384 Btuh
Total Cooling Required With Outside Air:
26.82 Tons
Z:1... \American Legion Heat Load.CHV Friday, October 14, 2011, 03:23 PM
'American, Leg icift 1
cle
[—Air Handier #1 - AHU 1 - Summary Loads
1 Kitchen
448
3.249
57.394
1.925
Direct
Direct
4pmAuguat
7
480
2.640
0
400
400
_�___
5.37G
O.8S
5�8H
D
400
400
Zone Peak Totals:
448
2.249
57.394
1.025
Total Zones: 1
7
40O
2.640
O
400
400
� Unique Zones: 1
5.376
0.89
6.89
O
400
400 |
Z:\'. \AmehuonLegion Heat Lood/CHV Fhdoy, October 14,2011.03:23Pw
Chvac Full Commercial HVAC Loads CalculationzProgram
Elite
�'
`Software Development; Inc.•'
1 z„h
3American Legion
'�
�• `
Pa 4.
,�-
� �
a
Air Handler #1- AHU 1 - Total Load SrUmmary
Air Handler Description: AHU 1 Constant Volume - Proportion
Supply Air Fan: Draw-Thru with program estimated horsepower of 0.25 HP
Fan Input: 0% motor and fan efficiency with 0 in. water across the fan
Sensible Heat Ratio: 0.97 --- This system occurs 1 time(s) in the building. ---
Air System Peak Time: 4pm in August.
Outdoor Conditions: Clg: 95° DB, 78' WB, 118.35 grains, Htg: 420 DB
Indoor Conditions: Clg: 75' DB, 50% RH, Htg: 750 DB
Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air.
Zone Space sensible loss:
2,249
Btuh
Infiltration sensible loss:
0
Btuh
Outside Air sensible loss:
14,243
Btuh
Supply Duct sensible loss:
0
Btuh
Return Duct sensible loss:
0
Btuh
Return Plenum sensible loss:
0
Btuh
Total System sensible loss:
Heating Supply Air: 2,249 / (.999 X 1.08 X 5) _
Winter Vent Outside Air (100.0% of supply) =
Zone space sensible gain: 57,394
Btuh
Infiltration sensible gain: 0
Btuh
Draw-thru fan sensible gain: 632
Btuh
Supply duct sensible gain: 0
Btuh
Reserve sensible gain: 0
Btuh
Total sensible gain on supply side of coil:
Cooling Supply Air: 58,026 / (.999 X 1.1 X 20) _
Summer Vent Outside Air (15.2% of supply) =
Return duct sensible gain: 0 Btuh
Return plenum sensible gain: 0 Btuh
Outside air sensible gain: 8,792 Btuh
Blow-thru fan sensible gain: 0 Btuh
Total sensible gain on return side of coil:
Total sensible gain on air handling system:
0 CFM
400 CFM
400 CFM
400 CFM
2,640 CFM
400 CFM
400 CFM
16,492 Btuh
58,026 Btuh
8,792 Btuh
66,818 Btuh
Zone space latent gain: 1,925 Btuh
Infiltration latent gain: 0 Btuh
Outside air latent gain: 14,379 Btuh
Total latent gain on air handling system: 16,304 Btuh
Total system sensible and latent gain: 83,121 Btuh
Check:Fi 'uresw
Total Air Handler Supply Air (based on a 20' TD): 2,640 CFM
Total Air Handler Vent. Air (15.15% of Supply): 400 CFM
Total Conditioned Air Space:
448
Sq.ft
Supply Air Per Unit Area:
5.8926
CFM/Sq.ft
Area Per Cooling Capacity:
64.7
Sq.ft/Ton
Cooling Capacity Per Area:
0.0155
Tons/Sq.ft
Heating Capacity Per Area:
36.81
Btuh/Sq.ft
Total Heating Required With Outside Air:
16,492
Btuh
Total Cooling Required With Outside Air:
6.93
Tons
Z:\ ...\American Legion Heat Load.CHV Friday, October 14, 2011, 03:23 PM
Calcuion
Chvac FuIICommercial HVAC Loads latProgram''
F
Ehte.
Software DeveI60rrient,,Inc.
Amencan,Legion
9
Pa
,.
Air Handler #2 - AHU 2' - Summary Loads
Zn Description Area Htg�LOS Seri GalnLat Gain ;=Htg O,AF
Y CIg,:O A."
NoZone¢SPeak TlrneP,eopl'e
t
Htg CFM+ j f C:Ig CFNI S Exh n
�I
Req CFM
Req ,CFM'
F. ft:,.,.CFM/.S
ft��
W..Exh
Act.CFM.ii.
Act:CFlltl
2 Great Hall
2,000 8,862
52,772
15,500_
Direct
Direct
2pm August
100 459
2,011
0
471
471
22,000 0.23
1.01
0
459
519
_...
3 Office
..... - — -__...... .
140 1,428
__.. _
2,483
155
Direct
Direct
9pm August
1 74
95
0
36 ..
.36
1,680 0.53
0.68
0
74
24
4 Storeroom
210 1,054
3,069
217
Direct
Direct
4pm August
1 55
117
0
54
54
2,520 0.26
0.56
0
55
30
5 Women
180 238
2,652
310
Direct
Direct
3pm August
2 12
101
0
39
39
1,800 0.07
0.56
0
12
26
Zone Peak Totals:
2,530 11,582
60,976
16,182
Total Zones: 4
104 600
2,324
0
600
600
Unique Zones: 4
28,000 0.24
0.92
0
600
600
Z:\ ...\American Legion Heat Load.CHV Friday, October 14, 2011, 03:23 PM
x` Elite Software Developmenf,'Inc.
Chvac Full Commercial HVAC Loads Calculation Program z
h i n d x »- 1 �, , Amencan Legion, j
-F q,
s . ,
P 1a 6' J
Air Handler #2 - AHU 2 - Total Load Summer
Air Handler Description: AHU 2 Constant Volume - Proportion
Supply Air Fan: Draw-Thru with program estimated horsepower of 0.22 HP
Fan Input: 0% motor and fan efficiency with 0 in. water across the fan
Sensible Heat Ratio: 0.79 --- This system occurs 1 time(s) in the building. ---
Air System Peak Time: 2pm in August. r
Outdoor Conditions: Clg: 95' DB, 78' WB, 118.35 grains, Htg: 420 DB
Indoor Conditions: Clg: 75° DB, 50% RH, Htg: 75' DB
Summer: Ventilation controls outside air, ---- Winter: Ventilation controls outside air.
Zone Space sensible loss: 11,582 Btuh
Infiltration sensible loss: 0 Btuh 0 CFM
Outside Air sensible loss: 21,365 Btuh 600 CFM
Supply Duct sensible loss: 0 Btuh
Return Duct sensible loss: 0 Btuh
Return Plenum sensible loss: 0 Btuh
Total System sensible loss:
32,947 Btuh
Heating Supply Air: 11,582 / (.999 X 1.08 X 18) = 600 CFM
Winter Vent Outside Air (100.0% of supply) = 600 CFM
Zone space sensible gain: 60,739 Btuh
Infiltration sensible gain: 0 Btuh
Draw-thru fan sensible gain: 556 Btuh
Supply duct sensible gain: 0 Btuh
Reserve sensible gain: 0 Btuh
Total sensible gain on supply side of coil:
61,295 Btuh
Cooling Supply Air: 61,295 / (.999 X 1.1 X 24) = 2,324 CFM
Summer Vent Outside Air (25.8% of supply) = 600 CFM
Return duct sensible gain: 0 Btuh
Return plenum sensible gain: 0 Btuh
Outside air sensible gain: 13,188 Btuh 600 CFM
Blow-thru fan sensible gain: 0 Btuh
Total sensible gain on return side of coil:
13,188 Btuh
Total sensible gain on air handling system:
74,483 Btuh
Zone space latent gain: 16,182 Btuh
Infiltration latent gain: 0 Btuh
Outside air latent gain: 21,568 Btuh
37,750 Btuh
Total latent gain on air handling system:
Total system sensible and latent gain:
112,233 Btuh
Total Air Handler Supply Air (based on a 24' TD). 2,324 CFM
Total Air Handler Vent. Air (25.82% of Supply): 600 CFM
Total Conditioned Air Space: 2,530 Sq.ft
Supply Air Per Unit Area: 0.9185 CFM/Sq.ft
Area Per Cooling Capacity: 270.5 Sq.ft/Ton
Cooling Capacity Per Area: 0.0037 Tons/Sq.ft
Heating Capacity Per Area: 13.02 Btuh/Sq.ft
Total Heating Required With Outside Air: 32,947 Btuh
Total Cooling Required With Outside Air: 9.35 Tons
Z:\ ...\American Legion Heat Load.CHV Friday, October 14, 'Lu11, 06:23 rive
, . 5
: Chvac Fuli�Commeccial HVAC Loads n R Calculatiorogram r .
Y EliteeSoftware Developmen(Inc.
Amencan:Legion
j > Pa-
-Air Handler #3 - AHU 3 - Summary Loads
Zn`. Description. Area ; Htg Loss Sen Gain it Lat.Gain " j tg O A �, CIg.O.A.
No . Zone Peak Time P..eople + Htg CFM Clg C - M .S.Exh Req CFM �i , Req.CFM'
i
�' Volume. CFM/S 'ft� �CFM/S`ft i WExh Act CFM II Act.CFM,�
6
Men
130
172
2,051
310
Direct
Direct
3pm August
2
8
82
0
24
24
1,300
0.06
0.63
0
6
16
7
Janitor
..........
21
........... .......-_- - ...
28
- -- ---- -
286
22
Direct
Direct
3pm August
0
1
11
0
4
4
210
0.06
0.54
0
1
2
8
Canteen
2,900
18,301
71,972
15,500
Direct
Direct
2pm August
100
848
2,874
0
561
561
30,450
0.29
0.99
0
591
575
9
Liquor Storage
60
79
819
62
Direct
Direct
3pm August
0
4
33
0
11
11
600
0.06
0.54
0
3
7
Zone Peak Totals:
3,111
18,580
75,128
15,894
Total Zones: 4
103
861
3,000
0
600
600
Unique Zones: 4
32,560
0.28
0.96
0
600
600
Z:\ ...\American Legion Heat Load.CHV Friday, October 14, 2011, 03:23 PM
FChvac FuI Commercial HVAC Loads Calculation Program `' Ehfe`;$oftware De�elopmenY,anc.
�a a Amencan Le910ri
d
!
Pa e 8
']
Air Handler #3 - AHU 3 - Total Load Summary
Air Handler Description: AHU 3 Constant Volume - Proportion
Supply Air Fan: Draw-Thru with program estimated horsepower of 0.28 HP
Fan Input: 0% motor and fan efficiency with 0 in. water across the fan
Sensible Heat Ratio: 0.83
--- This system occurs 1 time(s) in the building. ---
Air System Peak Time: 2pm in August.
Outdoor Conditions: Clg: 95' DB, 78' WB, 118.35 grains, Htg:
42' DB
Indoor Conditions: Clg: 75' DB, 50% RH, Htg: 750 DB
Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air.
Zone Space sensible loss: 18,580 Btuh
Infiltration sensible loss: 0 Btuh
0 CFM
Outside Air sensible loss: 21,365 Btuh
600 CFM
Supply Duct sensible loss: 0 Btuh
Return Duct sensible loss: 0 Btuh
Return Plenum sensible loss: 0 Btuh
Total System sensible loss:
39,945 Btuh
Heating Supply Air: 18,580 / (.999 X 1.08 X 20) =
861 CFM
Winter Vent Outside Air (69.7% of supply) =
600 CFM
Zone space sensible gain: 75,124 Btuh
Infiltration sensible gain: 0 Btuh
Draw-thru fan sensible gain: 718 Btuh
Supply duct sensible gain: 0 Btuh
Reserve sensible gain: 0 Btuh
Total sensible gain on supply side of coil:
75,842 Btuh
Cooling Supply Air: 75,842 / (.999 X 1.1 X 23) =
3,000 CFM
Summer Vent Outside Air (20.0% of supply) =
600 CFM
Return duct sensible gain: 0 Btuh
Return plenum sensible gain: 0 Btuh
Outside air sensible gain: 13,188 Btuh
600 CFM
Blow-thru fan sensible gain: 0 Btuh
Total sensible gain on return side of coil:
13,188 Btuh
Total sensible gain on air handling system:
89,030 Btuh
Zone space latent gain: 15,894 Btuh
Infiltration latent gain: 0 Btuh
Outside air latent gain: 21,568 Btuh
Total latent gain on air handling system:
,4Btuh
Total system sensible and latent gain:
126,492 2 Btuh
Check,-Fi
Total Air Handler Supply Air (based on a 23° TD):
3,000 CFM
Total Air Handler Vent. Air (20.00% of Supply):
600 CFM
Total Conditioned Air Space:
3,111 Sq.ft
Supply Air Per Unit Area:
0.9645 CFM/Sq.ft
Area Per Cooling Capacity:
295.1 Sq.ft/Ton
Cooling Capacity Per Area:
0.0034 Tons/Sq.ft
Heating Capacity Per Area:
12.84 Btuh/Sq.ft
Total Heating Required With Outside Air:
39,945 Btuh
Total Cooling Required With Outside Air:
10.54 Tons
Z:1... \American Legion Heat Load.CHV Friday, October 14, 2011, U3:23 rnn