HomeMy WebLinkAboutHVAC Load CalculationsStephen Blauvelt Florida Room Addition
HVAC Load Calculations
for
Stephen Blauvelt
113 N. Las Olas, Hutchinson Island
Ft. Pierce, Florida
Prepared By:
Residential Energy Calc's
Friday, March 16, 2007
Rhvac - Residential $ Light Commercial HVAC Loads
Kerr Humphrey
Elite Software Development, Inc.
Stephen Blauvelt Florida Room. Addition
Port Saint Lucie, FL 34983
Page 2
Pro ect Report
General Project Information
Project Title: Stephen Blauvelt Florida Room Addition
Designed By: Larry Rynearson
Project Date: Friday, March 16, 2007
Client Name: Stephen Blauvelt
Client Address: 113 N. Las Olas, Hutchinson Island
Client City: Ft. Pierce, Florida
Company Name: Residential Energy Calc's
Design Data
Reference City: Fort Pierce, Florida
Daily Temperature Range: Medium
Latitude: 27 Degrees
Elevation: 25 ft.
Altitude Factor: 0.999
Elevation Sensible Adj. Factor: 1.000
Elevation Total Adj. Factor: 1.000
Elevation Heating Adj. Factor: 1.000
Elevation Heating Adj. Factor: 1.000
Outdoor Outdoor Indoor
Indoor Grains
Dry Bulb Wet Bulb Rel.Hum
Dry Bulb Difference
Winter: 42 0 30
72 3
Summer: 90 78 50
75 61
Check Figures
Total Building Supply CFM: 321
CFM Per Square ft.: 1.864
Square ft. of Room Area: 172
Square ft. Per Ton: 208
Volume (ft?) of Cond. Space: 1,376
Air Turnover Rate (per hour): 14.0
Building Loads
Total Heating Required With Outside Air: 6,299 Btuh
6.299 MBH
Total Sensible Gain: 7,426 Btuh
85 %
Total Latent Gain: 1,295 Btuh
15 %
Total Cooling Required With Outside Air: 8,721 Btuh
0.73 Tons (Based On Sensible + Latent)
0.83 Tons (Based On 75% Sensible Capacity)
Notes
Calculations are based on 8th edition of ACCA Manual J.
All computed results are estimates as building use and weather may vary.
Be sure to select a unit that meets both sensible and latent loads.
Rhvac - Residential & Light Commercial HVAC Loads Elite Software Development, Inc.
KAri'Humphrey Stephen Blauvelt Florida Room Addition
Port Saint Lucie, FL 34983
Page 3
Miscellaneous Report
System 1 Fedders.Or Equivalent Outdoor
Outdoor Indoor Indoor Grains
Input Data Dry Bulb
Wet Bulb ReI.Hum Dry$ulb Difference
Winter. 42
0 30 72 3.44
Summer: 90
78 50 75 61.09
Duct Sizing Inputs
Main Trunk
Runouts
Calculate: Yes
Yes
Use Schedule: Yes
Yes
Roughness Factor. 0.00300
0.01000
Pressure Drop: 0.1000 in.wg./l00 ft.
0.1000 in.wg./l00 ft.
Minimum Velocity: 650 ft./min
450 ft./min
Maximum Velocity: 900 ft./min
750 ft./min
Minimum Height: 0 in.
0 in.
Maximum Height: 0 in.
0 in.
Outside Air Data
Winter
Summer
Infiltration: 0.410 AC/hr
0.220 AC/hr
Above Grade Volume: X 1,376 Cu.ft.
X 1,376 Cu.ft.
564 Cu.ft./hr
303 Cu.ft./hr
X 0.0167
X 0.0167
Total Building Infiltration: 9 CFM
5 CFM
Total Building Ventilation: 23 CFM
23 CFM
—System 1---
Infiltration & Ventilation Sensible Gain Multiplier: 16.49
= (1.10 X 0.999 X 15.00 Summer Temp. Difference)
Infiltration & Ventilation Latent Gain Multiplier: 41.50
= (0.68 X 0.999 X 61.09 Grains Difference)
Infiltration & Ventilation Sensible Loss Multiplier: 32.97
= (1.10 X 0.999 X 30.00 Winter Temp. Difference)
Rhvac - Residential & Light Commercial HVAC Loads
KenHumphreyStephen
Elite Software Development, Inc.
Blauvelt Florida Room Addition
Port Saint Lucie, FL 34983
Page 4
Load Preview Report
Sens
Lat
Net
Sens
Win
Sum
Sys
Duct
Scope
Area Gain
Gain
Gain
Loss
CFM
CFM
CFM
Size
Building: 0.73 Net Tons,
0.83 Recommended Tons,
208 ft.21Ton,
6.30 MBH Heating
7771
Building
172 7,426
1,295
8,721
6,299
62
321
321
S stem 1: 0.73 Net Tons,
0.83 Recommended Tons,
208 Urron,
6.30 MBH Heating
System 1
172 7,426
1,295
8,721
6,299
62
321
321
8x8
Ventilation
378
952
1,330
756
AED Excursion
405
406
Duct Loads
456
135
590
768
Zone 1 _
172 6,187
209
6,396
4,775
62
321
321
1-Florida Room Addition
172 6,187
209
6,396
4,775
62
321
321
3-6
Rhvac - Residential & Light Commercial HVAC Loads
Elite Software Development, Inc.
Kerr Humphrey
Stephen Blauvelt Florida Room Addition
Port Saint Lucie, FL 34983
Page 5
Total Building Summary Loads
Component
Area
Sen Lat
Sen: s .
Total
Description Quan x }Loss Gain
Gain'
Gain
1A-cb-o: Glazing -Single pane, operable window, clear,
48
1,556
0
2,326
2,326
metal frame with break, u-value 1.08
1A-cm-o: Glazing -Single pane, operable window, clear,
42
1,600
0
3,268
3,268
metal frame no break, u-value 1.27
12C-Osm: Wall -Frame, R-13 insulation in 2 x 4 stud
70
241
0
173
173
cavity, no board insulation, siding finish, metal studs
16C-19: Roof/Ceiling-Under attic or knee wall, Vented
172
253
0
337
337
Attic, No Radiant Barrier, White or Light Color
Shingles, Any Wood Shake, Light Metal, Tar and
Gravel or Membrane, R-19 insulation
22A-ph: Floor -Slab on grade, No edge insulation, no
20
815
0
0
0
insulation below floor, any floor cover, passive, heavy
moist soil
Subtotals for structure:
4,465
0
6,104
6,104
People:
0
0
0
0
Equipment:
0
0
0
Lighting:
0
0
0
Ductwork:
768
135
456
590
Infiltration: Winter CFM: 9, Summer CFM: 5
310
209
83
292
Ventilation: Winter CFM: 23, Summer CFM: 23
756
952
378
1,330
AED Excursion:
0
0
405
405
Total Building Load Totals:
6,299
1,295
7,426
8,721
Check Figures ;.
Total Building Supply CFM: 321
CFM Per Square ft.:
1.864
Square ft. of Room Area: 172
Square
ft. Per Ton:
208
Volume (ft) of Cond. Space: 1,376
Air Turnover Rate (per hour):
14.0
Building Loads
Total Heating Required With Outside Air: 6,299 Btuh
6.299
MBH
Total Sensible Gain: 7,426 Btuh
85
%
Total Latent Gain: 1,295 Btuh
15
%
Total Cooling Required With Outside Air: 8,721 Btuh
0.73
Tons (Based On Sensible + Latent)
0.83
Tons (Based On 75% Sensible Capacity)
Notes
Calculations are based on 8th edition of ACCA Manual J.
All computed results are estimates as building use and weather may vary.
Be sure to select a unit that meets both sensible and latent loads.
Rhvac -Residential &Light Commercial HVAC Loads
Elite Software Development, Inc.
Ken Humphrey
Stephen Blauvelt Florida Room Addition
Port Saint Lucie, FL 34983
r
Page 6
System 1 Fedders Or Equivalent Summary Loads
Component
Area> Sen
Lat
Sen
Total
r
Descri tion r 4 - '3, _.-y'. " ;Quam"4 Loss
_.
Gain °, Game Gairi`
IA-cb-o: Glazing -Single pane, operable window, clear,
48
1,556
0
2,326
2,326
metal frame with break, u-value 1.08
1A-cm-o: Glazing -Single pane, operable window, clear,
42
1,600
0
3,268
3,268
metal frame no break, u-value 1.27
12C-Osm: Wall -Frame, R-13 insulation in 2 x 4 stud
70
241
0
173
173
cavity, no board insulation, siding finish, metal studs
16C-19: Roof/Ceiling-Under attic or knee wall, Vented
172
253
0
337
337
Attic, No Radiant Barrier, White or Light Color
Shingles, Any Wood Shake, Light Metal, Tar and
Gravel or Membrane, R-19 insulation
22A-ph: Floor -Slab on grade, No edge insulation, no
20
815
0
0
0
insulation below floor, any floor cover, passive, heavy
moist soil
Subtotals for structure:
4,465
0
6,104
6,104
People:
0
0
0
0
Equipment:
0
0
0
Lighting:
0
0
0
Ductwork:
768
135
456
590
Infiltration: Winter CFM: 9, Summer CFM: 5
310
209
83
292
Ventilation: Winter CFM: 23, Summer CFM: 23
756
952
378
1,330
AED Excursion:
0
0
405
405
System 1 Fedders Or Equivalent Load Totals:
6,299
1,295
7,426
8,721
Check Figures
Supply CFM: 321
CFM Per Square ft.:
1.864
Square ft. of Room Area: 172
Square ft. Per Ton:
208
Volume (ft3) of Cond. Space: 1,376
Air Turnover
Rate (per hour):
14.0
System Loads ..
Total Heating Required With Outside Air. 6,299
Btuh 6.299
MBH
Total Sensible Gain: 7,426
Btuh 85
%
Total Latent Gain: 1,296
Btuh 15
%
Total Cooling Required With Outside Air: 8,721
Btuh 0.73
Tons (Based On Sensible + Latent)
0.83
Tons (Based On 75%
Sensible Capacity)
Notes
Calculations are based on 8th edition of ACCA Manual J.
All computed results are estimates as building use and weather may vary.
Be sure to select a unit that meets both sensible and latent loads.
Rhvac - Residential & Light Commercial HVAC Loads
OR
Elite Software Development, Inc.
Ken Humphrey
Stephen Blauvelt Florida Room Addition
Port Saint Lucie, FL '34983 °
Page 7
System 1, Zone 1 Summary Loads (Average Load Procedure for Rooms)
Component
Area _ Sen Lat Sen
Total
Description
Gain `Gain': .Gain
1A-cb-o: Glazing -Single pane, operable window, clear,
48 1,556 0 2,326
2,326
metal frame with break, u-value 1.08
1A-cm-o: Glazing -Single pane, operable window, clear,
42 1,600 0 3,268
3,268
metal frame no break, u-value 1.27
12C-Osm: Wall -Frame, R-13 insulation in 2 x 4 stud
70 241 0 173
173
cavity, no board insulation, siding finish, metal studs
16C-19: Roof/Ceiling-Under attic or knee wall, Vented
172 253 0 337
337
Attic, No Radiant Barrier, White or Light Color
Shingles, Any Wood Shake, Light Metal, Tar and
Gravel or Membrane, R-19 insulation
22A-ph: Floor -Slab on grade, No edge insulation, no
20 815 0 0
0
insulation below floor, any floor cover, passive, heavy
moist soil
Subtotals for structure:
4,465 0 6,104
6,104
People:
0 0 0
0
Equipment:
0 0
0
Lighting:
0 0
0
Ductwork:
0 0 0
0
Infiltration: Winter CFM: 9, Summer CFM: 5
310 209 83
292
System 1, Zone 1 Load Totals:
4,775 209 6,187
6,396
Check Figures
Supply CFM: 321
CFM Per Square ft.: 1.864
Square ft. of Room Area: 172
Square ft. Per Ton: 313
Volume (ft3) of Cond. Space: 1,376
Air Turnover Rate (per hour): 14.0
Zone•Loads
Total Heating Required: 4,775 Btuh
4.775 MBH
Total Sensible Gain: 6,187 Btuh
97 %
Total Latent Gain: 209 Btuh
3 %
Total Cooling Required: 6,396 Btuh
0.53 Tons (Based On Sensible + Latent)
0.55 Tons (Based On 75% Sensible Capacity)
Notes
Calculations are based on 8th edition of ACCA Manual J.
All computed results are estimates as building use and weather may vary.
Be sure to select a unit that meets both sensible and latent loads.
Rhvac - Residential & Light Commercial HVAC Loads Elite Software Development, Inc.
Ken -Humphrey & Stephen Blauvelt Florida Room Addition
Port Saint Lucie, FL 34983 `� Page 8
Detailed Room Loads - Room 1 - Florida Room Addition (Average Load Procedure)
General
Calculation Mode: Htg. & clg.
Occurrences:
1
Room Length:
17.2 ft.
System Number.
1
Room Width:
10.0 ft.
Zone Number:
1
Area:
172.0 sq.ft.
Supply Air.
321 CFM
Ceiling Height:
8.0 ft.
Supply Air Changes:
14.0 AC/hr
Volume:
1,376.0 cu.ft.
Required Vent.:
0 CFM
Number of Registers:
3
Actual Winter Vent.:
23 CFM
Runout Air:
107 CFM
Percent of Supply.:
7 %
Runout Duct Size:
6 in.
Actual Summer Vent.:
23 CFM
Runout Air Velocity:
544 ft./min.
Percent of Supply:
7 %
Design Loss:
0.100 in.wg./100 ft.
Actual Winter Infil.:
9 CFM
Actual Loss:
0.190 in.wg./100 ft.
Actual Summer Infil.:
5 CFM
Area -U- Htg. Sen
Clg
Lat
Sen
IItem
Denription
-Quantity Value
<HTM = Loss -
HTM 'Gain`
Gain
N -Wall-12C-Osm 10 X 8
56 0.115
3.5 193
2.5
0
138
E -Wall-12C-Osm 10 X 8
14 0.115
3.5 48
2.5
0
35
N -GIs-1A-cb-o shgc-0.75 100%S
24 1.080
32.4 778
32.0
0
768
(2)
E -GIs-1A-cb-o shgc-0.75 41%S (2)
24 1.080
32.4 778
64.9
0
1,558
E-GIsAA-cm-o shgc-0.75 23%S (2)
42 1.270
38.1 1,600
77.8
0
3,268
UP-Ceil-16C-19 17.2 X 10
172 0.049
1.5 253
2.0
0
337
Floor-22A-ph 20 ft..Per.
20 1.358
40.7 815
0.0
0
0
Subtotals for Structure:
4,465
0
6,104
Infil.: Win.: 9.4, Sum.: 5.0
160
1.938 310
0.519
209
83
Room Totals:
4,775
209
6,187
Rhvac - Residential & Light Commercial HVAC Loads Elite Software Development, Inc.
Karr Humphrey Stephen Blauvelt Florida Room Addition
Port Saint Lucie, FL 34983Page 9
System 1 Room Load Summary
Htg Htg Run Run Cig Clg Clg Air,
Room Area Sens Nom Duct' Duct Sens Lat Nom - Sys
No Name SF Btuh CFM Size Vel Btuh Btuh CFM CFM
—Zone 1-
1 Florida Room 172 4,775 62 3-6 544 6,187 209 321 321
Addition
Ventilation 756 378 952
AED Excursion 405
Duct Loads 768 456 135
System 1 total
172
6,299 62
7,426 1,295 321
321
System 1 Main Trunk Size:
8x8 in.
Velocity:
769 ft./min
Loss per 100 ft.:
0.158 in.wg
I -Cooling System Summary
-
Cooling
Sensible/Latent
Sensible
- Latent
Total
Tons
_ Split
Btuh
Btuh
Btuh
Net Required:
0.73
85% / 15%
7,426
1,295
8,721
Recommended:
0.83
75% / 25%
7,426
2,475
9,901
Actual:
0.83
75% / 25%
7,500
2,500
10,000
Equipment Data
Heating System
Cooling System
Type:
ROOM UNIT
ROOM UNIT
Model:
AE7U10W7E
AE7U10W7E
Brand:
FEDDERS OR EQUIVALENT
FEDDERS OR EQUIVALENT
Description:
HEAT/COOL UNIT
HEAT/COOL UNIT
Efficiency:
9.4 EER
9.4 EER
Sound:
Capacity:
8.2K BTU
10K BTU
Sensible Capacity:
n/a
7,500 Btuh
Latent Capacity:
n/a
2,500 Btuh