HomeMy WebLinkAboutAPPROVED, HEAT LOADS(1)AFP Cabinets & Granite
HVAC Load Analysis
for
AFP Cabinets & Granite
601 North 39th Street
Fort Pierce, Florida
Prepared By:
Eric J. Svoboda, PE
Fort Pierce Engineering, Inc.
315 South 7th Street
Fort Pierce, FL 34950
772-672-4636
Thursday, January 21, 2021
Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc.
Fort Pierce Engineering AFP Cabinets & Granite
Fort Pierce, FL 34950 Page 2
General Project Data Input
General Project Information
Project file name:AFP Cabinets Heat Load.CH8
Project title:AFP Cabinets & Granite
Designed by:Eric J. Svoboda, PE
Project date:Monday, July 07, 2008
Weather reference city:FORT PIERCE, FLORIDA, USA
Client name:AFP Cabinets & Granite
Client address:601 North 39th Street
Client city:Fort Pierce, Florida
Company name:Fort Pierce Engineering, Inc.
Company representative:Eric J. Svoboda, PE
Company address:315 South 7th Street
Company city:Fort Pierce, FL 34950
Company phone:772-672-4636
Company fax:772-672-4637
Barometric pressure:29.894 in.Hg.
Altitude:25 feet
Latitude:27 Degrees
Mean daily temperature range:15 Degrees
Starting & ending time for HVAC load calculations:7am - 10pm
Number of unique rooms in this project:5
Building Default Values
Calculations performed:Both heating and cooling loads
Lighting requirements:2.00 Watts per square foot
Equipment requirements:1.00 Watts per square foot
People sensible load multiplier:250 Btuh per person
People latent load multiplier:200 Btuh per person
Room sensible safety factor:0 %
Room latent safety factor:0 %
Room heating safety factor:0 %
People diversity factor:100 %
Lighting profile number:0
Equipment profile number:0
People profile number:0
Building default ceiling height:10.00 feet
Building default wall height:12.00 feet
Internal Operating Load Profiles (C = 100)
hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr hr
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
1 C C C C C C C C C C C C C C C C C C C C C C C C
2 C C C C C C C C C C C C C C C C C C C C C C C C
3 C C C C C C C C C C C C C C C C C C C C C C C C
4 C C C C C C C C C C C C C C C C C C C C C C C C
5 C C C C C C C C C C C C C C C C C C C C C C C C
6 C C C C C C C C C C C C C C C C C C C C C C C C
7 C C C C C C C C C C C C C C C C C C C C C C C C
8 C C C C C C C C C C C C C C C C C C C C C C C C
9 C C C C C C C C C C C C C C C C C C C C C C C C
10 C C C C C C C C C C C C C C C C C C C C C C C C
Z:\ ...\AFP Cabinets Heat Load.CH8 Thursday, January 21, 2021, 03:32 PM
Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc.
Fort Pierce Engineering AFP Cabinets & Granite
Fort Pierce, FL 34950 Page 3
General Project Data Input (cont'd)
Building-Level Design Conditions
Design
Month
Outdoor
Dry Bulb
Outdoor
Wet Bulb
Indoor
Rel.Hum
Indoor
Dry Bulb
Grains
Diff
In/Outdoor
Correction
August 95 80 50%75 66.33 6
Winter 42 75
Master Roofs
Roof
No.
ASHRAE
Roof#
Roof
U-Fac
Dark
Color
Susp.
Ceil
1 1 0.033 No No
Roof #1 Description: Metal Roof, R-30
Master Walls
Wall
No.
ASHRAE
Group
Wall
U-Fac
Wall
Color
1 C 0.095 D
Wall #1 Description: Block wall, 8" sand & gravel, hollow core, siding exterior, interior finish, 1" extruded poly, R-5.0
Master Partitions
Partition
No.
Partition
U-Factor
Cool
T-D
Heat
T-D
1 0.095 10 10
Partition #1 Description: Block partition, 8" sand & gravel, hollow core, siding exterior, interior finish, 1" extruded poly, R-
5.0
Master Glass
Glass
No.
Summer
U-Factor
Winter
U-Factor
Glass
Shd.Coef.
Interior
Shading
Interior
Shd.Coef
1 0.810 0.830 1.000 1 0.550
Glass #1 Description: Default Glass
Z:\ ...\AFP Cabinets Heat Load.CH8 Thursday, January 21, 2021, 03:32 PM
Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc.
Fort Pierce Engineering AFP Cabinets & Granite
Fort Pierce, FL 34950 Page 4
Building Summary Loads
Building peaks in August at 9am.
Bldg Load
Descriptions
Area
Quan
Sen
Loss
%Tot
Loss
Lat
Gain
Sen
Gain
Net
Gain
%Net
Gain
Roof 2,003 2,181 6.40 0 1,475 1,475 1.90
Wall 2,194 6,878 20.17 0 3,344 3,344 4.32
Glass 222 6,081 17.84 0 18,186 18,186 23.48
Floor Slab 173 3,540 10.38 0 0 0 0.00
Skin Loads 18,680 54.79 0 23,005 23,005 29.71
Lighting 4,006 0 0.00 0 13,669 13,669 17.65
Equipment 2,003 0 0.00 0 6,835 6,835 8.83
Pool Latent 0 0 0.00 0 0 0 0.00
People 20 0 0.00 4,000 5,000 9,000 11.62
Partition 1,232 1,170 3.43 0 1,170 1,170 1.51
Cool. Pret.0 0 0.00 0 0 0 0.00
Heat. Pret.0 0 0.00 0 0 0 0.00
Cool. Vent.400 0 0.00 19,286 3,956 23,243 30.01
Heat. Vent.400 14,243 41.78 0 0 0 0.00
Cool. Infil.0 0 0.00 0 0 0 0.00
Heat. Infil.0 0 0.00 0 0 0 0.00
Draw-Thru Fan 0 0 0.00 0 521 521 0.67
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 34,093 100.00 23,286 54,156 77,442 100.00
Building
Summary
Sen
Loss
%Tot
Loss
Lat
Gain
Sen
Gain
Net
Gain
%Net
Gain
Ventilation 14,243 41.78 19,286 3,956 23,243 30.01
Infiltration 0 0.00 0 0 0 0.00
Pretreated Air 0 0.00 0 0 0 0.00
Room Loads 19,850 58.22 4,000 49,679 53,679 69.31
Plenum Loads 0 0.00 0 0 0 0.00
Fan/Duct/Misc Loads 0 0.00 0 521 521 0.67
Building Totals 34,093 100.00 23,286 54,156 77,442 100.00
Check Figures
Total Building Supply Air (based on a 21° TD):2,175 CFM
Total Building Vent. Air (18.39% of Supply):400 CFM
Total Conditioned Air Space:2,003 Sq.ft
Supply Air Per Unit Area:1.0859 CFM/Sq.ft
Area Per Cooling Capacity:310.4 Sq.ft/Ton
Cooling Capacity Per Area:0.0032 Tons/Sq.ft
Heating Capacity Per Area:17.02 Btuh/Sq.ft
Total Heating Required With Outside Air:34,093 Btuh
Total Cooling Required With Outside Air:6.45 Tons
Z:\ ...\AFP Cabinets Heat Load.CH8 Thursday, January 21, 2021, 03:32 PM
Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc.
Fort Pierce Engineering AFP Cabinets & Granite
Fort Pierce, FL 34950 Page 5
Air Handler #1 - AHU 1 - Summary Loads
Rm
No
Description
Room Peak Time
Area
People
Volume
Htg.Loss
Htg.CFM
CFM/Sqft
Sen.Gain
Clg.CFM
CFM/Sqft
Lat.Gain
S.Exh
W.Exh
Htg.O.A.
Req.CFM
Act.CFM
Clg.O.A.
Req.CFM
Act.CFM
1 Granite Display Area
9am August
1,600
15
25,600
13,472
624
0.39
37,585
1,633
1.02
3,000
0
0
Direct
325
271
Direct
325
300
2 RR 1
9pm August
42
1
420
801
37
0.88
1,200
52
1.24
200
0
0
Direct
5
16
Direct
5
10
3 RR 2
6pm August
42
1
420
452
21
0.50
942
41
0.97
200
0
0
Direct
5
9
Direct
5
8
4 Kitchen Dispaly Area
9am August
187
2
2,992
2,593
120
0.64
5,608
244
1.30
400
0
0
Direct
38
52
Direct
38
45
5 Office
8am August
132
1
2,112
2,533
117
0.89
4,740
206
1.56
200
0
0
Direct
27
51
Direct
27
38
Room Peak Totals:
Total Rooms: 5
Unique Rooms: 5
2,003
20
31,544
19,850
920
0.46
50,075
2,175
1.09
4,000
0
0
400
400
400
400
Z:\ ...\AFP Cabinets Heat Load.CH8 Thursday, January 21, 2021, 03:32 PM
Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc.
Fort Pierce Engineering AFP Cabinets & Granite
Fort Pierce, FL 34950 Page 6
Air Handler #1 - AHU 1 - Total Load Summary
Air Handler Description:AHU 1 Constant Volume - Proportion
Supply Air Fan:Draw-Thru with program estimated horsepower of 0.21 HP
Fan Input:0% motor and fan efficiency with 0 in. water across the fan
Sensible Heat Ratio:0.93 --- This system occurs 1 time(s) in the building. ---
Air System Peak Time:9am in August.
Outdoor Conditions:Clg: 84° DB, 78° WB, 132.47 grains, Htg: 42° 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:19,850 Btuh
Infiltration sensible loss:0 Btuh 0 CFM
Outside Air sensible loss: 14,243 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:34,093 Btuh
Heating Supply Air: 19,850 / (.999 X 1.08 X 20) =920 CFM
Winter Vent Outside Air (43.5% of supply) =400 CFM
Room space sensible gain:49,679 Btuh
Infiltration sensible gain:0 Btuh
Draw-thru fan sensible gain:521 Btuh
Supply duct sensible gain:0 Btuh
Reserve sensible gain:0 Btuh
Total sensible gain on supply side of coil:50,199 Btuh
Cooling Supply Air: 50,199 / (.999 X 1.1 X 21) =2,175 CFM
Summer Vent Outside Air (18.4% of supply) =400 CFM
Return duct sensible gain:0 Btuh
Return plenum sensible gain:0 Btuh
Outside air sensible gain:3,956 Btuh 400 CFM
Blow-thru fan sensible gain:0 Btuh
Total sensible gain on return side of coil:3,956 Btuh
Total sensible gain on air handling system:54,156 Btuh
Room space latent gain:4,000 Btuh
Infiltration latent gain:0 Btuh
Outside air latent gain:19,286 Btuh
Total latent gain on air handling system:23,286 Btuh
Total system sensible and latent gain:77,442 Btuh
Check Figures
Total Air Handler Supply Air (based on a 21° TD):2,175 CFM
Total Air Handler Vent. Air (18.39% of Supply):400 CFM
Total Conditioned Air Space:2,003 Sq.ft
Supply Air Per Unit Area:1.0859 CFM/Sq.ft
Area Per Cooling Capacity:310.4 Sq.ft/Ton
Cooling Capacity Per Area:0.0032 Tons/Sq.ft
Heating Capacity Per Area:17.02 Btuh/Sq.ft
Total Heating Required With Outside Air:34,093 Btuh
Total Cooling Required With Outside Air:6.45 Tons
Z:\ ...\AFP Cabinets Heat Load.CH8 Thursday, January 21, 2021, 03:32 PM