Heat Load Calculation
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ELEAD ASSOCIATES AIR CONDITIONING HEAT LOAD CALCULATION PROJECT DESCRIPTION:
PROPOSED A&A BODY CONTOURS (NAIL SPA AND BEAUTY SERVICES CONCESSION) AT BASEMENT 2 NORTH, TERMINAL 3, SINGAPORE CHANGI AIRPORT
PROJECT NO.:
A 106
PREPARED BY:
ZAW MOE
SENSIBLE HEAT LOAD ITEMS
EXPOSED GLASS
DIRECTIONS
FACTORS (KWim2)
AREA (m2)
WITH BLINDS
COOLING LOAD (KVV)
N, NW
-
0.3
-
S,E,NE,SE
-
0.23
-
SW
-
0.3
-
W
-
0.4
-
SHADED
-
MEDIUM HEAVY CONSTRUCTI CONSTRUCTION ON
LIGHT CONSTRUCTION
EXPOSED WALLS
ROOF PARTITION
-
0.05
N, NW
-
7 x 10-3
6.42 x 10-3
4.08 x 10-3
-
S,E,NE,SE
-
6.42 x 10-3
5.25 x 10-3
5.25 x 10-3
-
SW
-
8.75 x 10
7 x 10
6.42 x 10
-3
-
W
-
8.75 x 10-3
6.42 x 10-3
-
SHADED WITH CEILING WITHOUT CEILING GLASS
-
-
1.75 x 10-3
WALL
-
1.167 x 10-
-3
7.59 x 10-3 2.334x10-3
-
9.336 x 10
-
2.51 x 10
-3
-3
PERSON
LIGHTS
W/m
ELECT. APPLIANCES
KW
2
-
5.84 x 10
-3
14.0 x 10
-3
2.92 x 10
-3
-
5.84 x 10
-3
-
3
INTERNAL SENSIBLE HEAT LOAD (DINING AREA) NO. OF DESCRIPTION UNIT UNIT PEOPLE
-3
FACTORS
60
0.06
3.6
128.90
30
3.87
6
0.5
3.00
OUTDOOR AIR
20CMH/PERSON
2.05
(1) TOTAL ROOM SENSIBLE HEAT :
12.52
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
5,364.43
TOTAL DESIGN CMH:
5,750.00
CAAS PROVIDE CMH
3,030.00
NEW ADDITIONAL AIR CON (DINING AREA)
2,720.00
INTERNAL SENSIBLE HEAT LOAD (BODY MASSAGE 1) NO. OF DESCRIPTION UNIT UNIT
FACTORS
PEOPLE
PERSON
2
0.06
0.12
LIGHTS
W/m 2
7.43
30
0.22
ELECT. APPLIANCES
W/m
7.43
27
0.20
2
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.61
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
262.22
DESIGN CMH:
270
INTERNAL SENSIBLE HEAT LOAD (BODY MASSAGE 2) NO. OF DESCRIPTION UNIT UNIT
FACTORS
2
0.06
0.12
LIGHTS
W/m
2
8.20
30
0.25
ELECT. APPLIANCES
W/m 2
8.20
27
0.22
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.66
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
281.03
DESIGN CMH:
320
INTERNAL SENSIBLE HEAT LOAD (FACIAL 1) NO. OF DESCRIPTION UNIT UNIT
FACTORS
PEOPLE
PERSON
2
0.06
0.12
LIGHTS
W/m 2
5.50
30
0.17
ELECT. APPLIANCES
W/m 2
5.50
27
0.15
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.50
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
215.07
DESIGN CMH:
220
INTERNAL SENSIBLE HEAT LOAD (FACIAL 2) NO. OF DESCRIPTION UNIT UNIT
FACTORS
2
0.06
0.12
LIGHTS
W/m
2
5.55
30
0.17
ELECT. APPLIANCES
W/m 2
5.55
27
0.15
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.50
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
216.29
DESIGN CMH:
220
INTERNAL SENSIBLE HEAT LOAD (OFFICE) NO. OF UNIT
FACTORS
2
0.06
0.12
5.50
30
0.17
27
0.15
DESCRIPTION
UNIT
PEOPLE
PERSON
LIGHTS
W/m 2
ELECT. APPLIANCES
W/m
5.50
2
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.50
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
215.07
DESIGN CMH:
220
INTERNAL SENSIBLE HEAT LOAD (SHOULDER MASSAGE ) NO. OF DESCRIPTION UNIT UNIT
FACTORS
PEOPLE
PERSON
8
0.06
0.48
LIGHTS
W/m 2
10.90
30
0.33
ELECT. APPLIANCES
W/m
10.90
27
0.29
2
OUTDOOR AIR
20CMH/PERSON
0.27
(1) TOTAL ROOM SENSIBLE HEAT :
1.37
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
589.13
DESIGN CMH:
600
INTERNAL SENSIBLE HEAT LOAD (FOOT SPA) NO. OF DESCRIPTION UNIT UNIT
FACTORS
24
0.06
1.44
LIGHTS
W/m
2
35.40
30
1.06
ELECT. APPLIANCES
W/m 2
35.40
27
0.96
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.82
(1) TOTAL ROOM SENSIBLE HEAT :
4.28
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
1,833.34
DESIGN CMH:
1900
INTERNAL SENSIBLE HEAT LOAD (RECEPTION & MANICURE) NO. OF DESCRIPTION UNIT UNIT
FACTORS
8
0.06
0.48
LIGHTS
W/m
2
23.80
30
0.71
ELECT. APPLIANCES
W/m 2
23.80
27
0.64
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.27
(1) TOTAL ROOM SENSIBLE HEAT :
2.11
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
904.26
DESIGN CMH:
970
INTERNAL SENSIBLE HEAT LOAD (CORRIDOR & MANICURE) DESCRIPTION
UNIT
PEOPLE
PERSON
NO. OF UNIT
FACTORS
6
0.06
0.36
LIGHTS
W/m
2
15.80
30
0.47
ELECT. APPLIANCES
W/m 2
15.80
27
0.43
OUTDOOR AIR
20CMH/PERSON
0.21
(1) TOTAL ROOM SENSIBLE HEAT :
1.47
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
628.11
DESIGN CMH:
710
INTERNAL SENSIBLE HEAT LOAD (PANTRY) DESCRIPTION
UNIT
PEOPLE
PERSON
NO. OF UNIT
FACTORS
4
0.06
LIGHTS
W/m
2
6.50
30
0.2
ELECT. APPLIANCES
W/m 2
6.50
27
0.18
OUTDOOR AIR
0.24
20CMH/PERSON
0.14
(1) TOTAL ROOM SENSIBLE HEAT :
0.75
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
320.21
DESIGN CMH:
320
TOTAL
5,464.74
TOTAL DESIGN CMH:
5750
PROPOSED A&A BODY CONTOURS (NAIL SPA AND BEAUTY SERVICES CONCESSION) AT BASEMENT 2 NORTH, TERMINAL 3, SINGAPORE CHANGI AIRPORT
PROJECT NO.:
A 106
PREPARED BY:
ZAW MOE
SENSIBLE HEAT LOAD ITEMS
EXPOSED GLASS
DIRECTIONS
FACTORS (KWim2)
AREA (m2)
WITH BLINDS
COOLING LOAD (KVV)
N, NW
-
0.3
-
S,E,NE,SE
-
0.23
-
SW
-
0.3
-
W
-
0.4
-
SHADED
-
MEDIUM HEAVY CONSTRUCTI CONSTRUCTION ON
LIGHT CONSTRUCTION
EXPOSED WALLS
ROOF PARTITION
-
0.05
N, NW
-
7 x 10-3
6.42 x 10-3
4.08 x 10-3
-
S,E,NE,SE
-
6.42 x 10-3
5.25 x 10-3
5.25 x 10-3
-
SW
-
8.75 x 10
7 x 10
6.42 x 10
-3
-
W
-
8.75 x 10-3
6.42 x 10-3
-
SHADED WITH CEILING WITHOUT CEILING GLASS
-
-
1.75 x 10-3
WALL
-
1.167 x 10-
-3
7.59 x 10-3 2.334x10-3
-
9.336 x 10
-
2.51 x 10
-3
-3
PERSON
LIGHTS
W/m
ELECT. APPLIANCES
KW
2
-
5.84 x 10
-3
14.0 x 10
-3
2.92 x 10
-3
-
5.84 x 10
-3
-
3
INTERNAL SENSIBLE HEAT LOAD (DINING AREA) NO. OF DESCRIPTION UNIT UNIT PEOPLE
-3
FACTORS
60
0.06
3.6
128.90
30
3.87
6
0.5
3.00
OUTDOOR AIR
20CMH/PERSON
2.05
(1) TOTAL ROOM SENSIBLE HEAT :
12.52
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
5,364.43
TOTAL DESIGN CMH:
5,750.00
CAAS PROVIDE CMH
3,030.00
NEW ADDITIONAL AIR CON (DINING AREA)
2,720.00
INTERNAL SENSIBLE HEAT LOAD (BODY MASSAGE 1) NO. OF DESCRIPTION UNIT UNIT
FACTORS
PEOPLE
PERSON
2
0.06
0.12
LIGHTS
W/m 2
7.43
30
0.22
ELECT. APPLIANCES
W/m
7.43
27
0.20
2
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.61
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
262.22
DESIGN CMH:
270
INTERNAL SENSIBLE HEAT LOAD (BODY MASSAGE 2) NO. OF DESCRIPTION UNIT UNIT
FACTORS
2
0.06
0.12
LIGHTS
W/m
2
8.20
30
0.25
ELECT. APPLIANCES
W/m 2
8.20
27
0.22
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.66
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
281.03
DESIGN CMH:
320
INTERNAL SENSIBLE HEAT LOAD (FACIAL 1) NO. OF DESCRIPTION UNIT UNIT
FACTORS
PEOPLE
PERSON
2
0.06
0.12
LIGHTS
W/m 2
5.50
30
0.17
ELECT. APPLIANCES
W/m 2
5.50
27
0.15
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.50
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
215.07
DESIGN CMH:
220
INTERNAL SENSIBLE HEAT LOAD (FACIAL 2) NO. OF DESCRIPTION UNIT UNIT
FACTORS
2
0.06
0.12
LIGHTS
W/m
2
5.55
30
0.17
ELECT. APPLIANCES
W/m 2
5.55
27
0.15
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.50
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
216.29
DESIGN CMH:
220
INTERNAL SENSIBLE HEAT LOAD (OFFICE) NO. OF UNIT
FACTORS
2
0.06
0.12
5.50
30
0.17
27
0.15
DESCRIPTION
UNIT
PEOPLE
PERSON
LIGHTS
W/m 2
ELECT. APPLIANCES
W/m
5.50
2
OUTDOOR AIR
20CMH/PERSON
0.07
(1) TOTAL ROOM SENSIBLE HEAT :
0.50
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
215.07
DESIGN CMH:
220
INTERNAL SENSIBLE HEAT LOAD (SHOULDER MASSAGE ) NO. OF DESCRIPTION UNIT UNIT
FACTORS
PEOPLE
PERSON
8
0.06
0.48
LIGHTS
W/m 2
10.90
30
0.33
ELECT. APPLIANCES
W/m
10.90
27
0.29
2
OUTDOOR AIR
20CMH/PERSON
0.27
(1) TOTAL ROOM SENSIBLE HEAT :
1.37
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
589.13
DESIGN CMH:
600
INTERNAL SENSIBLE HEAT LOAD (FOOT SPA) NO. OF DESCRIPTION UNIT UNIT
FACTORS
24
0.06
1.44
LIGHTS
W/m
2
35.40
30
1.06
ELECT. APPLIANCES
W/m 2
35.40
27
0.96
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.82
(1) TOTAL ROOM SENSIBLE HEAT :
4.28
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
1,833.34
DESIGN CMH:
1900
INTERNAL SENSIBLE HEAT LOAD (RECEPTION & MANICURE) NO. OF DESCRIPTION UNIT UNIT
FACTORS
8
0.06
0.48
LIGHTS
W/m
2
23.80
30
0.71
ELECT. APPLIANCES
W/m 2
23.80
27
0.64
PEOPLE
PERSON
OUTDOOR AIR
20CMH/PERSON
0.27
(1) TOTAL ROOM SENSIBLE HEAT :
2.11
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
904.26
DESIGN CMH:
970
INTERNAL SENSIBLE HEAT LOAD (CORRIDOR & MANICURE) DESCRIPTION
UNIT
PEOPLE
PERSON
NO. OF UNIT
FACTORS
6
0.06
0.36
LIGHTS
W/m
2
15.80
30
0.47
ELECT. APPLIANCES
W/m 2
15.80
27
0.43
OUTDOOR AIR
20CMH/PERSON
0.21
(1) TOTAL ROOM SENSIBLE HEAT :
1.47
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
628.11
DESIGN CMH:
710
INTERNAL SENSIBLE HEAT LOAD (PANTRY) DESCRIPTION
UNIT
PEOPLE
PERSON
NO. OF UNIT
FACTORS
4
0.06
LIGHTS
W/m
2
6.50
30
0.2
ELECT. APPLIANCES
W/m 2
6.50
27
0.18
OUTDOOR AIR
0.24
20CMH/PERSON
0.14
(1) TOTAL ROOM SENSIBLE HEAT :
0.75
TOTAL REQUIRED CMH (SUPPLY AIR TEMP 16 DEG C , ROOM TEMP 23 DEG C)
320.21
DESIGN CMH:
320
TOTAL
5,464.74
TOTAL DESIGN CMH:
5750
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