07-1605-009HN.A.C.
heat load design
calculations
Project: Tenant Improvement
Selden and Beattie Insurance Group
7301 SW 57 Court
South Miami, FL 33143
Zone: AIC #1 (existing)
AIE of Record: Robert J Lara, RA
8450 SW 201 ST, Miami, FL 33189
roof component
&YAWA U value
Foor Area
1,300.00 sq. It.
outside air. 0.17 5.8824
Avg. height of Rooms:
9.50 ft
roofing: 0.44 2.2727
Est # of Occut 1000 sq ft:
nla
plywood: 0.00 0.0000
Perimeter of CMU wall:
29.83 In it
concrete: 0.77 1.2987
Gross area of CMU wall:
283.42 sq. it
insulation: 19.00 0.0526
Perimeter of stud wall:
119.15 In It
drywall: 0.00 0.0000
Gross area of stud wall:
1131.93 sq. it.
accoustic: 0.45 2.2222
inside air. 0.61 1.6393
Area of glass:
N 0.00 44 btulhr.
total: 21A4 0.0466
HE 0.00 60 bhnfir.
S 0.00 44 btulhr.
CUU wall component:
SE 0.00 74 btulhr.
R. vali4 ale
E 0.00 85 btulhr.
outside air. 0.17 5.8824
SW 0.00 74 btulhr.
stucco: 0.13 8.0000
W 176.00 85 badhr.
block 1.04 0.9615
NW 0.00 60 btulhr.
plywood: 0.00 0.0000
H 0.00 158 btulhr.
insulation: 3.00 0.3333
176.00 total glass area
drywall: 0.45 2.2222
inside air. 0.68 1.4706
Area of glass block
0.00 sq. ft
total: 5.47 0.1830
Area of wood doors:
0.00 sq. ft
Area of metal doors:
20.00 sq. It,
Interior Stud wag component
Net area of CMU wall:
107.42 sq. ft
outside air. 0.68 1.4706
Net area of stud wall:
1111.93 sq. It.
drywall: 0.45 2.2222
Studs: 1.04 0.9615
Room Conditions:
75 deg. F. DB
plywood: 0.00 0.0000
50% relative humidity
insulation: 11.00 0.0909
Number of Occupants:
13.0
drywall: 0.45 2.2222
Activity:
Office
inside air. 0.68 1.4706
tow: 14.30 0.0699
Outdoor Conditions:
90 deg F. DB
79 deg F. WB
doors:
Charge in temp:
15 deg F.
R value U value
Heat Gain of people:
315 btulhr. sensible
wood: 3.13 0.3195
(table 5.21)
425 bbAr. latent
steel: Z13 0.4695
Daylight factom
2.71%
Heat Gain of Igts:
3.5 btulhr. sensible
windows:
Heat Gain of equip.:
4.5 btwbr. sensible
RR value U value
tinted: 0.96 1.0417
Heat Gain x # of Occupants: 4,095.00 btulhr. sensible
glass block 1.76 0.5682
5,525.00 bhAr. latent
Heat Gain of Glass:
14,960.00 bWlhr, sensible
Heat Gain of Building:
21,478.57 btulhr. sensible (including glass)
Eauioment Selection: Carrier
Heat Gain of Lights:
4,550.00 bW/hr. sensible
24APA598A0030I FV4BN8006010
Heat Gain of equipment
5,850.00 blulhr. sensible
Unit Sensible: 36,820 badhr
Infiltration:
311.76 btulhr. sensible
Unit Latent: 11.390 btulhr
Unit Total: 48.210 btulhr
Room Sensible Heat
36,285.33 btulhr. sensible
r
Equip. Total Capacity I oalculafATQ* tow
Room Latent Heat--
5.525.00 btulhr. latent
' • • 1.02 times tg►446
Total Heat Gains=
41,810.33 bWMr
;
Sensible heat factor--
0.867855622
----- 'J..
CFM=
2,239.84 cfm
�•: rr
CFM=HXSQ. FT. IR
`00
•` _
From Psychrometric chart
y i ,tti'• " Robed Lora,4, l
(enthalpy)
He_
Hb= 24.3
(1'
l 4
Grand Total Loads
47,372.51 btulhr
TOTAL TONAGE=
3.95
' •+? •1�2�8bn 08r� '
Use:
4.0 ton unit