FACULTY OF CIVIL AND ENVIRONMENTAL ENGINEERING BFC 32602 Mechanical & Electrical Electrical Syste Systems ms
Short Assignment FUNDEMENTAL OF BUILDING PHYSICS Section 5
LECTURER’S NAME :
DR. RAFIKULLAH RAFIKULLAH BIN DERAMAN DERAMAN
NO.
NAME OF MEMBER
MATRIC.NO
1.
NUR FATHIN NADIAH BINTI MOHD NOH
DF130048
2.
NUR FATIHAH BINTI LATIF
DF130049
3.
NUR ATIKAH BINTI MOHD ZINAL
DF130044
4.
SITI AISHAH BINTI NORDIN
DF130072
5.
MOHAMMAD IBRAHIM BIN MD NOH
DF130011
1 I MECHANICAL AND ELECTRICAL SYSTEMS S YSTEMS
Question 1 Project Brief
Project
Outside UTHM Campus
Space Function
Hostel – Kolej Kediaman Taman Universiti (Blok C)
Number of Building Requirement
1 i) Selected building shall have openings ii) The experimental shall begin from early morning till midnight iii) At least 5 location/ points for Inside building area and at least 4 location/ points for outside building area while taking reading. Please indicate in the sketches drawing.
Data Required
i)
Air velocity
ii)
Temperature
iii)
Humidity
iv)
Solar heat
v)
Illuminances
2 I MECHANICAL AND ELECTRICAL SYSTEMS S YSTEMS
Based on the information given, prepare the following items; i)
Climatology record in tabular form
The situation:Light – off Fan – on Window – closed Door – closed 4 AM
POINT
TEMPERATURE
RELATIVE
(˚C)
HUMIDITY
VELOCITY (m/s)
LUX
(%) 1
30.7
77.8
0
0
2
30.8
77.6
0
0
3
30.8
77.8
0
0
4
31.0
77.5
0
0
5
31.0
78.4
0
0
6
31.2
78.5
0
0
7
30.6
78.1
0
0
8
30.7
77.0
0
0
9
30.8
76.3
0
0
10
30.7
76.4
0
0
11
30.8
77.0
0
0
12
31.0
77.8
0
0
13
31.1
75.7
0
0
14
31.3
75.8
0
0
15
31.0
76.0
0
0
16
30.9
77.9
0
0
17
30.8
78.0
0.8
0
18
30.7
77.3
0.3
0
19
28.8
76.3
0
66
20
28.7
76.4
0
70
21
28.7
75.2
0
63
3 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – off Fan – on Window – closed Door – closed 5 AM
POINT
TEMPERATURE
RELATIVE
(˚C)
HUMIDITY
VELOCITY (m/s)
LUX
(%) 1
30.8
76.3
0
0
2
31.0
80.0
0
0
3
31.0
78.0
0
0
4
30.9
77.6
0
0
5
31.0
77.9
0
0
6
31.2
78.0
0
0
7
31.7
77.8
0
0
8
30.7
77.4
0
0
9
30.8
76.3
0
0
10
30.7
75.9
0
0
11
30.8
75.8
0
0
12
31.0
76.1
0
0
13
31.1
76.3
0
0
14
31.3
79.0
0
0
15
31.0
78.9
0
0
16
30.9
78.3
0
0
17
30.8
79.2
0.6
0
18
30.7
79.4
0.2
0
19
28.8
77.4
0
54
20
28.7
77.8
0
67
21
28.7
78.6
0
56
4 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – closed Door – closed 6 AM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.4
76.4
0
106
2
31.2
79.2
0
12
3
31.2
77.8
0
0
4
31.0
77.7
0
0
5
31.0
78.0
0
0
6
31.2
77.9
0
0
7
30.6
77.5
0
0
8
30.7
77.1
0
0
9
30.8
76.5
0
0
10
30.7
75.8
0
0
11
30.8
75.9
0
0
12
31.0
76.1
0
0
13
31.1
76.2
0
0
14
31.3
79.3
0
0
15
31.0
79.2
0
0
16
30.9
79.2
0
0
17
30.8
79.6
0.7
0
18
30.7
79.7
0.1
0
19
28.8
78.4
0
70
20
28.7
78.4
0
78
21
28.7
78.6
0
74
5 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed 7 AM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.7
69.1
0
130
2
31.4
70.6
0
19
3
31.4
70
0
0
4
31.3
69
0.4
0
5
31.5
68.8
0
0
6
31.7
69.5
0
0
7
31.7
71.4
0
0
8
31.6
70.6
0
0
9
31.6
70.2
0
0
10
31.6
69.6
0
0
11
31.4
70.1
0
0
12
31.2
71.2
0
0
13
31.1
70.8
0
0
14
30.9
72.2
0
0
15
30.8
71.5
0.7
0
16
30.6
72.3
0
39
17
30.3
75.1
0.7
0
18
29.7
74.1
0.3
0
19
30.1
78.7
0
112
20
30.1
78.5
0
120
21
30.2
78.7
0
117
6 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed 8 AM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.3
78.7
0
0
2
30.5
78.1
0
0
3
31.3
77.3
0
0
4
31.7
75.9
0
0
5
30.7
75.7
0
0
6
31.1
76.3
0
0
7
31.3
76.6
0
0
8
31.4
76.4
0
0
9
31.5
77.7
0
0
10
31.5
78.2
0
0
11
31.1
77.0
0
0
12
31.3
77.2
0
0
13
31.0
77.0
0
0
14
31.0
78.2
0
0
15
31.0
76.3
0
0
16
30.8
75.9
0
0
17
30.9
75.7
0.8
0
18
30.6
79.0
0.4
0
19
30.6
77.8
0
235
20
30.7
77.0
0
262
21
30.6
76.4
0
271
7 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed 9 AM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.0
78.9
0
97
2
30.8
76.9
0
10
3
31.4
75.3
0
0
4
31.9
78.0
0
0
5
30.7
78.2
0
0
6
31.3
78.0
0
0
7
31.4
78.9
0
0
8
31.4
78.4
0
0
9
31.6
76.3
0
0
10
31.7
75.9
0
0
11
31.6
75.7
0
0
12
31.9
76.0
0
0
13
31.7
76.6
0
0
14
31.5
76.4
0
0
15
31.3
76.5
0
0
16
31.9
78.2
0
0
17
31.0
77.6
0.7
0
18
31.9
77.4
0.3
0
19
31.7
76.3
0
389
20
31.6
77.0
0
347
21
31.1
78.1
0
322
8 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed
10 AM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.1
78.5
0
0
2
30.9
78.6
0
0
3
31.5
78.8
0
0
4
32.0
77.7
0
0
5
31.1
77.8
0
0
6
31.6
77.8
0
0
7
31.5
77.2
0
0
8
31.5
76.8
0
0
9
31.6
76.4
0
0
10
31.6
77.5
0
0
11
31.5
76.7
0
0
12
31.9
76.9
0
0
13
31.8
76.3
0
0
14
31.9
76.4
0
0
15
31.6
75.2
0
0
16
32
77.4
0
0
17
32.1
77.8
0.6
0
18
32.1
78.6
0.2
0
19
32.2
78.5
0
470
20
32.3
78.4
0
551
21
32.1
77.5
0
532
The situation:Light – on Fan – on Window – opened Door – closed
11 AM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.4
76.4
0
110
2
30.1
77.0
0
9
3
31.6
77.1
0
0
4
32.0
77.8
0
0
5
31.3
77.3
0
0
6
32.1
78.1
0
0
7
32.2
77.1
0
0
8
32.3
76.3
0
0
9
32.2
75.7
0
0
10
32.3
76.2
0
0
11
32.1
78.5
0
0
12
32.2
78.8
0
0
13
32.3
71.3
0
0
14
32.2
71.9
0
0
15
32.3
68.9
0
0
16
31.5
68.6
0
0
17
31.6
70.0
0.9
0
18
31.7
71.8
0.2
0
19
31.8
77.8
0
1233
20
31.9
77.6
0
1380
21
32
78.0
0
1240
10 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed
12 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.0
78.9
0
0
2
30.1
78.4
0
0
3
31.7
78.2
0
0
4
31.8
78.1
0
0
5
31.4
77.7
0
0
6
31.0
75.5
0
0
7
30.8
75.4
0
0
8
30.9
74.9
0
0
9
30.6
74.8
0
0
10
30.6
75.7
0
0
11
30.7
76.8
0
0
12
30.6
78.7
0
0
13
31.0
74.7
0
0
14
32.3
75.8
0
0
15
32.3
76.2
0
0
16
32.6
76.0
0
0
17
32.6
76.5
0.8
0
18
32
76.7
0.3
0
19
32.6
76.5
0
1552
20
32.6
76.4
0
1576
21
32.3
75.7
0
1542
11 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed 1 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
30.5
71.7
0
0
2
31
70.4
0
40
3
31
70.3
0
0
4
31
70.8
0
0
5
31
71
0
5
6
31.2
70.6
0
0
7
31.4
69.5
0
0
8
31.6
71.2
0
0
9
31.5
72.2
0
11
10
31.6
70
0
58
11
31.5
69.7
0
18
12
31.6
69.6
0
0
13
31.7
69.3
0
0
14
31.9
70.6
0
0
15
31.8
69.3
0
0
16
31.8
70.5
0
36
17
31.7
70.2
0.6
3
18
31.8
70.1
0.1
0
19
31.6
75.8
0
1672
20
31.6
76.0
0
1689
21
31.4
77.9
0
1665
12 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed
2 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
30.7
70.6
0
0
2
31.3
69.4
0
22
3
31.5
69.3
0
0
4
31.5
68.4
0
0
5
31.6
67.7
0
6
6
31.5
67.7
0
0
7
31.7
69.1
0
0
8
31.7
69.1
0
0
9
31.8
68.3
0
16
10
31.8
69.8
0
0
11
31.8
68.9
0.5
0
12
31.8
68.2
0
3
13
32
68.6
0
0
14
32
69
0
0
15
31.9
68
0
0
16
32
68.5
0
4
17
32
70.2
0.9
0
18
32.2
71.1
0
0
19
31.0
78.0
0
891
20
31.0
77.3
0
871
21
31.2
77.3
0
769
13 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed
3 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.1
75.8
0
0
2
32.3
76.1
0
0
3
32.3
75.4
0
0
4
32.6
75.7
0
0
5
32.6
76.0
0
0
6
32
75.1
0
0
7
32.6
75.0
0
0
8
32.6
74.7
0
0
9
32.3
71.8
0
0
10
32
72.5
0
0
11
32
72.6
0
0
12
32
76.5
0
0
13
32
74.8
0
0
14
32.1
73.6
0
0
15
32.1
72.8
0
0
16
32
68.6
0
22
17
32
69.9
0.7
0
18
32
72.5
0.3
0
19
31.1
77.6
0
731
20
31.6
77.7
0
722
21
31.5
78.2
0
711
14 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – opened Door – closed
4 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.4
72.5
0
106
2
32
72.7
0
12
3
32
72.7
0
0
4
32
73.0
0
0
5
32
73.1
0
0
6
32.1
74.3
0
0
7
32.1
74.9
0
0
8
32
73.2
0
0
9
32
72.4
0
0
10
32.2
71.0
0
0
11
32.1
72.7
0
0
12
32.2
71.8
0
0
13
32.3
74.0
0
0
14
32.2
74.9
0
0
15
32.3
74.0
0
0
16
32.5
74.8
0
1
17
32.3
73.9
0.8
0
18
32.3
73.5
0.3
0
19
30.8
76.3
0
651
20
31.0
76.1
0
648
21
31.0
75.8
0
639
15 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – off Fan – on Window – opened Door – closed
5 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
30.5
73
0
0
2
31
72.4
0
0
3
31
72.2
0
0
4
31.2
74.6
0
0
5
31.4
72.3
0
0
6
31.4
71.4
0
0
7
31.5
72.1
0
0
8
31.4
71.4
0
0
9
31.4
72.8
0
0
10
31.5
71.6
0
0
11
31.6
72.5
0.6
0
12
31.7
72.7
0
0
13
31.8
71.4
0
0
14
31.8
71.4
0
0
15
31.9
72.3
0.8
0
16
31.7
71.3
0
0
17
31.8
71.4
0.9
0
18
31.7
72.4
0
0
19
31.4
75.9
0
481
20
31.0
76.3
0
465
21
30.8
77.4
0
472
16 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – off Fan – on Window – opened Door – closed 6 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
30.7
75.4
0
119
2
31.1
74.1
0
11
3
31.1
74.3
0
0
4
31.3
76.2
0
13
5
31.3
74
0
25
6
31.4
74.8
0
16
7
31.6
74.7
0
22
8
31.8
73.6
0
34
9
31.8
72.8
0
33
10
31.9
74.1
0
23
11
31.8
73.8
0
26
12
31.9
73.7
0
33
13
31.9
73.4
0
20
14
32.1
74.2
0
33
15
32.1
74.3
0.5
14
16
32
73.3
0
1
17
32.1
73.4
1.2
0
18
31.9
73.8
0
0
19
31.3
77.8
0
98
20
31.5
78.0
0
110
21
31.7
77.9
0
91
17 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – closed Door – closed 7 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.1
75.3
0
112
2
31.3
74.2
0
8
3
31.4
74.3
0
0
4
31.5
74
0.7
13
5
31.5
74
0
24
6
31.6
74
0
19
7
31.7
73.7
0
19
8
31.8
73.5
0
28
9
31.8
73.3
0
33
10
31.8
74.1
0
19
11
32
74
0
22
12
32.2
74.1
0
25
13
32.3
73
0
16
14
32.1
73.5
0
31
15
32.1
72.6
0.7
15
16
32.1
72.9
0
2
17
32
73.1
0
0
18
32
73.1
0
0
19
30.8
77.6
0
78
20
30.7
78.0
0
81
21
30.8
78.0
0
73
18 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – closed Door – closed
8 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
32
74.9
0
140
2
32.2
73.9
0
2
3
32.2
74.1
0
0
4
32.3
74.1
0
11
5
32.2
74.7
0
23
6
32.1
73.9
0
21
7
32.2
74.1
0
22
8
32.3
74.4
0
35
9
32.2
74.1
0
40
10
32.3
74.3
0
16
11
32.5
76
0
24
12
32.3
73.5
0
19
13
32.3
73.6
0
19
14
32.6
75.6
0
28
15
32.6
74.2
0.6
11
16
32
74.1
0
0
17
32.6
74.5
0
4
18
32.6
74.7
0
0
19
31.7
77.9
0
71
20
31.6
77.2
0
75
21
31.9
76.1
0
72
19 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – closed Door – closed
9 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
31.7
74.8
0
142
2
31.9
74.5
0
12
3
32
74
0
0
4
32
74
0
13
5
32
74
0
24
6
32
74.1
0
19
7
32.1
73.7
0
21
8
32.1
74.4
0
34
9
32.2
74
0.4
25
10
32.3
75.2
0
16
11
32.1
73.4
0
25
12
32.5
74
0.5
24
13
32.4
73.2
0
19
14
32.5
75.5
0
31
15
32.5
74.1
0.8
11
16
32.8
74.5
0
2
17
32.7
73.1
0.8
0
18
32.7
76
0
0
19
31.6
77.4
0
70
20
31.5
78.4
0
72
21
31.9
78.5
0
71
20 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – closed Door – closed
10 PM
POINT
TEMPERATURE
RELATIVE
(˚C)
HUMIDITY
VELOCITY (m/s)
LUX
(%) 1
31.3
76
0
89
2
31.4
76
0
0
3
31.5
76.2
0
0
4
31.6
74.7
0
0
5
31.7
76.3
0
0
6
31.8
74.7
0
0
7
31.9
76.1
0
0
8
32
74.5
0
0
9
32.1
74.2
0.4
0
10
32
75.2
0
0
11
32.1
74.5
0
0
12
32.1
75.1
0.5
0
13
32
74.4
0
0
14
32.6
74.8
0
0
15
32.4
74.3
0.5
0
16
32.3
73.3
0
0
17
32.2
75
1.4
0
18
32.2
74.8
0
0
19
32.3
77.7
0
73
20
32.1
77.9
0
75
21
32.2
77.9
0
71
21 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – closed Door – closed
11 PM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
30.5
74.5
1.3
104
2
30.8
74
0
0
3
30.9
74
0
0
4
30.1
72.8
0.8
2
5
30.1
74
0
0
6
31.1
72.6
0
14
7
31.5
72.7
0
23
8
31.5
73
0
35
9
31.3
72.3
0
26
10
31.6
72.3
0
12
11
31.5
72.3
0.1
23
12
31.5
72.7
0
20
13
31.6
72
0
19
14
31.6
74
0
30
15
31.5
73.5
0.8
15
16
31.9
71.4
0
1
17
31.8
72.1
0
0
18
31.9
71.8
0
0
19
31
78.5
0
70
20
31.2
78.6
0
75
21
31.4
78.7
0
72
22 I MECHANICAL AND ELECTRICAL SYSTEMS
The situation:Light – on Fan – on Window – closed Door – closed
12 AM
POINT
TEMPERATURE
RELATIVE
VELOCITY
(˚C)
HUMIDITY
(m/s)
LUX
(%) 1
30.2
73
0.7
100
2
30.7
72.8
0
4
3
30.8
72
0
0
4
30.8
71.4
0.5
11
5
30.8
72.3
0
16
6
30.7
72.6
0
21
7
31
73.2
0
22
8
31.2
73.3
0
30
9
31.2
72.7
0
27
10
31.3
71.9
0
16
11
31.4
71.4
0
25
12
31.4
72.3
0
18
13
31.6
72.8
0
19
14
31.7
71
0
34
15
31.6
73.3
0.5
14
16
31.9
70.5
0
4
17
31.7
71.5
0
0
18
31.5
70.8
0
0
19
31.1
78.9
0
69
20
31.3
77.8
0
70
21
31.3
78.0
0
68
23 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 1
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.7
0
30.8
78.9 71.7
0
0 0
6:00
31.4
70.6
0
106
7:00
31.7
75.8
0
130
8:00
31.3
72.5
0
0
9:00
31
73
0
97
10:00
31.1
75.8
0
0
11:00
31.4
72.5
0
110
12:00
31
73
0
0
13:00
30.5
75.4
0
0
14:00
30.7
75.3
0
0
15:00
31.1
74.9
0
0
16:00
31.4
74.8
0
106
17:00
30.5
76
0
0
18:00
30.7
74.5
0
119
19:00
31.1
73
0
112
20:00
32
0
140
21:00
31.7
78.9 71.7
0
142
22:00
31.3
70.6
0
89
23:00
30.5
75.8
1.3
104
0:00
30.2
72.5
0.7
100
24 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 32.5 32 31.5 TEMPERATURE
31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
25 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1.4 1.2 1 0.8 0.6
VELOCITY
0.4 0.2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 160 140 120 100 80 LUX
60 40 20 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : 4 5 6 7 8 9 0 1 2 1 1 1
0 0 : 3 1
0 0 0 0 0 0 0 0 : : : : 4 5 6 7 1 1 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
26 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 2
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.8 31
77.6 80
0 0
0 0
6:00
31.2
79.2
0
12
7:00
31.4
70.6
0
19
8:00
30.5
78.1
0
0
9:00
30.8
76.9
0
10
10:00
30.9
78.6
0
0
11:00
30.1
77
0
9
12:00
30.1
78.4
0
0
13:00
31
70.4
0
40
14:00
31.3
69.4
0
22
15:00
32.3
76.1
0
0
16:00
32
72.7
0
12
17:00
31
72.4
0
0
18:00
31.1
74.1
0
11
19:00
31.3
74.2
0
8
20:00
32.2
73.9
0
2
21:00
31.9
74.5
0
12
22:00
31.4
76
0
0
23:00
30.8
74
0
0
0:00
30.7
72.8
0
4
27 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 32.5 32 31.5 TEMPERATURE
31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
28 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 45 40 35 30 25 20
LUX
15 10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
29 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 3
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.8 31
77.8 78
0 0
0 0
6:00
31.2
77.8
0
0
7:00
31.4
70
0
0
8:00
31.3
77.3
0
0
9:00
31.4
75.3
0
0
10:00
31.5
78.8
0
0
11:00
31.6
77.1
0
0
12:00
31.7
78.2
0
0
13:00
31
70.3
0
0
14:00
31.5
69.3
0
0
15:00
32.3
75.4
0
0
16:00
32
72.7
0
0
17:00
31
72.2
0
0
18:00
31.1
74.3
0
0
19:00
31.4
74.3
0
0
20:00
32.2
74.1
0
0
21:00
32
74
0
0
22:00
31.5
76.2
0
0
23:00
30.9
74
0
0
0:00
30.8
72
0
0
30 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 32.5 32 31.5 TEMPERATURE
31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
31 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 1 0.9 0.8 0.7 0.6 0.5 LUX
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : 4 5 6 7 8 9 0 1 2 1 1 1
0 0 : 3 1
0 0 0 0 0 0 0 0 : : : : 4 5 6 7 1 1 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
32 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 4
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
31 30.9
77.5 77.6
0 0
0 0
6:00
31
77.7
0
0
7:00
31.3
69
0.4
0
8:00
31.7
75.9
0
0
9:00
31.9
78
0
0
10:00
32
77.7
0
0
11:00
32
77.8
0
0
12:00
31.8
78.1
0
0
13:00
31
70.8
0
0
14:00
31.5
68.4
0
0
15:00
32.6
75.7
0
0
16:00
32
73
0
0
17:00
31.2
74.6
0
0
18:00
31.3
76.2
0
13
19:00
31.5
74
0.7
13
20:00
32.3
74.1
0
11
21:00
32
74
0
13
22:00
31.6
74.7
0
0
23:00
30.1
72.8
0.8
2
0:00
30.8
71.4
0.5
11
33 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
34 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 0.9 0.8 0.7 0.6 0.5 0.4
VELOCITY
0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 14 12 10 8 6
LUX
4 2 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
35 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 5
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
31 31
78.4 77.9
0 0
0 0
6:00
31
78
0
0
7:00
31.5
68.8
0
8:00
30.7
75.7
0 0
9:00
30.7
78.2
0
0
10:00
31.1
77.8
0
11:00
31.3
77.3
0 0
12:00
31.4
77.7
0
0
13:00
31
71
5
14:00
31.6
67.7
0 0
15:00
32.6
76
0
0
16:00
32
73.1
0
17:00
31.4
72.3
0 0
18:00
31.3
74
0
25
19:00
31.5
74
24
20:00
32.2
74.7
0 0
21:00
32
74
0
24
22:00
31.7
76.3
0
23:00
30.1
74
0 0
0:00
30.8
72.3
0
16
0
0
6
0
23
0
36 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 79 77 75 73
RELATIVE HUMIDITY
71 69 67 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
37 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 30 25 20 15 LUX 10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
38 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 6
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
31.2 31.2
78.5 78
0 0
0 0
6:00
31.2
77.9
0
0
7:00
31.7
69.5
0
8:00
31.1
76.3
0 0
9:00
31.3
78
0
0
10:00
31.6
77.8
0
11:00
32.1
78.1
0 0
12:00
31
75.5
0
0
13:00
31.2
70.6
0
14:00
31.5
67.7
0 0
15:00
32
75.1
0
0
16:00
32.1
74.3
0
17:00
31.4
71.4
0 0
18:00
31.4
74.8
0
16
19:00
31.6
74
19
20:00
32.1
73.9
0 0
21:00
32
74.1
0
19
22:00
31.8
74.7
0
23:00
31.1
72.6
0 0
14
0:00
30.7
72.6
0
21
0
0
0
0
21
39 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 32.5 32 31.5 TEMPERATURE
31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 79 77 75 73
RELATIVE HUMIDITY
71 69 67 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
40 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 25 20 15 LUX
10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
41 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 7
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.6 31.7
78.1 77.8
0 0
0 0
6:00
30.6
77.5
0
0
7:00
31.7
71.4
0
8:00
31.3
76.6
0 0
9:00
31.4
78.9
0
0
10:00
31.5
77.2
0
11:00
32.2
77.1
0 0
12:00
30.8
75.4
0
0
13:00
31.4
69.5
0
14:00
31.7
69.1
0 0
15:00
32.6
75
0
0
16:00
32.1
74.9
0
17:00
31.5
72.1
0 0
18:00
31.6
74.7
0
22
19:00
31.7
73.7
19
20:00
32.2
74.1
0 0
21:00
32.1
73.7
0
21
22:00
31.9
76.1
0
23:00
31.5
72.7
0 0
23
0:00
31
73.2
0
22
0
0
0
0
22
42 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
43 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 25 20 15 LUX
10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
44 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 8
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.7 30.7
77 77.4
0 0
0 0
6:00
30.7
77.1
0
0
7:00
31.6
70.6
0
8:00
31.4
76.4
0 0
9:00
31.4
78.4
0
0
10:00
31.5
76.8
0
11:00
32.3
76.3
0 0
12:00
30.9
74.9
0
0
13:00
31.6
71.2
0
14:00
31.7
69.1
0 0
15:00
32.6
74.7
0
0
16:00
32
73.2
0
17:00
31.4
71.4
0 0
18:00
31.8
73.6
0
34
19:00
31.8
73.5
28
20:00
32.3
74.4
0 0
21:00
32.1
74.4
0
34
22:00
32
74.5
0
23:00
31.5
73
0 0
35
0:00
31.2
73.3
0
30
0
0
0
0
35
45 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
46 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 40 35 30 25 20 LUX
15 10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
47 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 9
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.8 30.8
76.3 76.3
0 0
0 0
6:00
30.8
76.5
0
0
7:00
31.6
70.2
0
0
8:00
31.5
77.7
0
0
9:00
31.6
76.3
0
0
10:00
31.6
76.4
0
0
11:00
32.2
75.7
0
0
12:00
30.6
74.8
0
0
13:00
31.5
72.2
0
11
14:00
31.8
68.3
0
16
15:00
32.3
71.8
0
0
16:00
32
72.4
0
0
17:00
31.4
72.8
0
0
18:00
31.8
72.8
0
33
19:00
31.8
73.3
0
33
20:00
32.2
74.1
0
40
21:00
32.2
74
0.4
25
22:00
32.1
74.2
0.4
0
23:00
31.3
72.3
0
26
0:00
31.2
72.7
0
27
48 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 32.5 32 31.5 TEMPERATURE
31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
49 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 0.45 0.4 0.35 0.3 0.25 0.2
VELOCITY
0.15 0.1 0.05 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 45 40 35 30 25 20
LUX
15 10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
50 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 10
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.7 30.7
76.4 75.9
0 0
0 0
6:00
30.7
75.8
0
0
7:00
31.6
69.6
0
0
8:00
31.5
78.2
0
0
9:00
31.7
75.9
0
0
10:00
31.6
77.5
0
0
11:00
32.3
76.2
0
0
12:00
30.6
75.7
0
0
13:00
31.6
70
0
58
14:00
31.8
69.8
0
0
15:00
32
72.5
0
0
16:00
32.2
71
0
0
17:00
31.5
71.6
0
0
18:00
31.9
74.1
0
23
19:00
31.8
74.1
0
19
20:00
32.3
74.3
0
16
21:00
32.3
75.2
0
16
22:00
32
75.2
0
0
23:00
31.6
72.3
0
12
0:00
31.3
71.9
0
16
51 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 32.5 32 31.5 TEMPERATURE
31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
52 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 70 60 50 40 30
LUX
20 10 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
53 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 11
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.8 30.8
77 75.8
0 0
0 0
6:00
30.8
75.9
0
0
7:00
31.4
70.1
0
0
8:00
31.1
77
0
0
9:00
31.6
75.7
0
0
10:00
31.5
76.7
0
0
11:00
32.1
78.5
0
0
12:00
30.7
76.8
0
0
13:00
31.5
69.7
0
18
14:00
31.8
68.9
0.5
0
15:00
32
72.6
0
0
16:00
32.1
72.7
0.6
0
17:00
31.6
72.5
0
0
18:00
31.8
73.8
0
26
19:00
32
74
0
22
20:00
32.5
76
0
24
21:00
32.1
73.4
0
25
22:00
32.1
74.5
0
0
23:00
31.5
72.3
0.1
23
0:00
31.4
71.4
0
25
54 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
55 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 0.7 0.6 0.5 0.4 0.3
VELOCITY
0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 30 25 20 15 LUX 10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
56 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 12
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
31 31
77.8 76.1
0 0
0 0
6:00
31
76.1
0
0
7:00
31.2
71.2
0
0
8:00
31.3
77.2
0
0
9:00
31.9
76
0
0
10:00
31.9
76.9
0
0
11:00
32.2
78.8
0
0
12:00
30.6
78.7
0
0
13:00
31.6
69.6
0
0
14:00
31.8
68.2
0
3
15:00
32
76.5
0
0
16:00
32.2
71.8
0
0
17:00
31.7
72.7
0
0
18:00
31.9
73.7
0
33
19:00
32.2
74.1
0
25
20:00
32.3
73.5
0
19
21:00
32.5
74
0.5
24
22:00
32.1
75.1
0.5
0
23:00
31.5
72.7
0
20
0:00
31.4
72.3
0
18
57 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
58 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 0.6 0.5 0.4 0.3 VELOCITY 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 35 30 25 20 15
LUX
10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
59 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 13
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
31.1 31.1
75.7 76.3
0 0
0 0
6:00
31.1
76.2
0
0
7:00
31.1
70.8
0
0
8:00
31
77
0
0
9:00
31.7
76.6
0
0
10:00
31.8
76.3
0
0
11:00
32.3
71.3
0
0
12:00
31
74.7
0
0
13:00
31.7
69.3
0
0
14:00
32
68.6
0
0
15:00
32
74.8
0
0
16:00
32.3
74
0
0
17:00
31.8
71.4
0
0
18:00
31.9
73.4
0
20
19:00
32.3
73
0
16
20:00
32.3
73.6
0
19
21:00
32.4
73.2
0
19
22:00
32
74.4
0
0
23:00
31.6
72
0
19
0:00
31.6
72.8
0
19
60 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
61 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 25 20 15 LUX
10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
62 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 14
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
31.3 31.3
75.8 79
0 0
0 0
6:00
31.3
79.3
0
0
7:00
30.9
72.2
0
0
8:00
31
78.2
0
0
9:00
31.5
76.4
0
0
10:00
31.9
76.4
0
0
11:00
32.2
71.9
0
0
12:00
32.3
75.8
0
0
13:00
31.9
70.6
0
0
14:00
32
69
0
0
15:00
32.1
73.6
0
0
16:00
32.2
74.9
0
0
17:00
31.8
71.4
0
0
18:00
32.1
74.2
0
33
19:00
32.1
73.5
0
31
20:00
32.6
75.6
0
28
21:00
32.5
75.5
0
31
22:00
32.6
74.8
0
0
23:00
31.6
74
0
30
0:00
31.7
71
0
34
63 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
64 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 40 35 30 25 20 LUX
15 10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
65 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 15
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
31 31
76 78.9
0 0
0 0
6:00
31
79.2
0
0
7:00
30.8
71.5
0.7
0
8:00
31
76.3
0
0
9:00
31.3
76.5
0
0
10:00
31.6
75.2
0
0
11:00
32.3
68.9
0
0
12:00
32.3
76.2
0
0
13:00
31.8
69.3
0
0
14:00
31.9
68
0
0
15:00
32.1
72.8
0
0
16:00
32.3
74
0
0
17:00
31.9
72.3
0.8
0
18:00
32.1
74.3
0.5
14
19:00
32.1
72.6
0.7
15
20:00
32.6
74.2
0.8
11
21:00
32.5
74.1
0.5
11
22:00
32.4
74.3
0.8
0
23:00
31.5
73.5
0.5
15
0:00
31.6
73.3
0
14
66 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
67 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 0.9 0.8 0.7 0.6 0.5 0.4
VELOCITY
0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 16 14 12 10 8 LUX
6 4 2 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
68 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 16
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.9 30.9
77.9 78.3
0 0
0 0
6:00
30.9
79.2
0
0
7:00
30.6
72.3
0
39
8:00
30.8
75.9
0
0
9:00
31.9
78.2
0
0
10:00
32
77.4
0
0
11:00
31.5
68.6
0
0
12:00
32.6
76
0
0
13:00
31.8
70.5
0
36
14:00
32
68.5
0
4
15:00
32
68.6
0
22
16:00
32.5
74.8
0
1
17:00
31.7
71.3
0
0
18:00
32
73.3
0
1
19:00
32.1
72.9
0
2
20:00
32
74.1
0
0
21:00
32.8
74.5
0
2
22:00
32.3
73.3
0
0
23:00
31.9
71.4
0
1
0:00
31.9
70.5
0
4
69 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
70 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 45 40 35 30 25 20
LUX
15 10 5 0 0 0 0 0 : : 4 5
0 0 : 6
0 0 0 0 : : 7 8
0 0 0 0 : : 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 0 0 : : 4 5 1 1
0 0 0 0 : : 6 7 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
71 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 17
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.8 30.8
78 79.2
0.8 0.6
0 0
6:00
30.8
79.6
0.7
0
7:00
30.3
75.1
0.7
0
8:00
30.9
75.7
0.8
0
9:00
31
77.6
0.7
0
10:00
32.1
77.8
0.6
0
11:00
31.6
70
0.9
0
12:00
32.6
76.5
0.8
0
13:00
31.7
70.2
0.6
3
14:00
32
70.2
0.9
0
15:00
32
69.9
0.7
0
16:00
32.3
73.9
0.8
0
17:00
31.8
71.4
0.9
0
18:00
32.1
73.4
1.2
0
19:00
32
73.1
0
0
20:00
32.6
74.5
0
4
21:00
32.7
73.1
0.8
0
22:00
32.2
75
1.4
0
23:00
31.8
72.1
0
0
0:00
31.7
71.5
0
0
72 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 TEMPERATURE 31 30.5 30 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
73 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1.6 1.4 1.2 1 0.8 VELOCITY
0.6 0.4 0.2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 4.5 4 3.5 3 2.5 2
LUX
1.5 1 0.5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : 4 5 6 7 8 9 0 1 2 1 1 1
0 0 : 3 1
0 0 0 0 0 0 0 0 : : : : 4 5 6 7 1 1 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
74 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 18
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
30.7 30.7
77.3 79.4
0.3 0.2
0 0
6:00
30.7
79.7
0.1
0
7:00
29.7
74.1
0.3
0
8:00
30.6
79
0.4
9:00
31.9
77.4
0.3
0 0
10:00
32.1
78.6
0.2
0
11:00
31.7
71.8
0.2
0
12:00
32
76.7
0.3
13:00
31.8
70.1
0.1
0 0
14:00
32.2
71.1
0
0
15:00
32
72.5
0.3
0
16:00
32.3
73.5
0.3
17:00
31.7
72.4
0
0 0
18:00
31.9
73.8
0
0
19:00
32
73.1
0
0
20:00
32.6
74.7
0
21:00
32.7
76
0
0 0
22:00
32.2
74.8
0
0
23:00
31.9
71.8
0
0
0:00
31.5
70.8
0
0
75 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 31 TEMPERATURE
30.5 30 29.5 29 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 78 76 74 RELATIVE HUMIDITY 72 70 68 0 0 0 0 : : 4 5
0 0 0 0 0 0 : : : 6 7 8
0 0 : 9
0 0 0 0 : : 0 1 1 1
0 0 0 0 0 0 : : : 2 3 4 1 1 1
0 0 0 0 : : 5 6 1 1
0 0 0 0 : : 7 8 1 1
0 0 0 0 : : 9 0 1 2
0 0 0 0 : : 1 2 2 2
0 0 0 0 : : 3 0 2
76 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 0.45 0.4 0.35 0.3 0.25 0.2
VELOCITY
0.15 0.1 0.05 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 1 0.9 0.8 0.7 0.6 0.5 LUX
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : 4 5 6 7 8 9 0 1 2 1 1 1
0 0 : 3 1
0 0 0 0 0 0 0 0 : : : : 4 5 6 7 1 1 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
77 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 19
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
28.8 28.8
76.3 77.4
0 0
66 54
6:00
28.8
78.4
0
70
7:00
30.1
78.7
0
112
8:00
30.6
77.8
0
235
9:00
31.7
76.3
0
389
10:00
32.2
78.5
0
470
11:00
31.8
77.8
0
1233
12:00
32.6
76.5
0
1552
13:00
31.6
75.8
0
1672
14:00
31
78
0
891
15:00
31.1
77.6
0
731
16:00
30.8
76.3
0
651
17:00
31.4
75.9
0
481
18:00
31.3
77.8
0
98
19:00
30.8
77.6
0
78
20:00
31.7
77.9
0
71
21:00
31.6
77.4
0
70
22:00
32.3
77.7
0
73
23:00
31
78.5
0
70
0:00
31.1
78.9
0
69
78 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 31 30.5
TEMPERATURE
30 29.5 29 28.5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 79.5 79 78.5 78 77.5 RELATIVE HUMIDITY
77 76.5 76 75.5 75 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : : : : : : : : : : : : : 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 0 1 1 1 1 1 1 1 1 1 1 2 2 2 2
79 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 1850 1650 1450 1250 1050 850
LUX
650 450 250 50 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : 4 5 6 7 8 9 0 1 2 1 1 1
0 0 : 3 1
0 0 0 0 0 0 0 0 : : : : 4 5 6 7 1 1 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
80 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 20
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
28.7 28.7
76.4 77.8
0 0
70 67
6:00
28.7
78.4
0
78
7:00
30.1
78.5
0
120
8:00
30.7
77
0
262
9:00
31.6
77
0
347
10:00
32.3
78.4
0
551
11:00
31.9
77.6
0
1380
12:00
32.6
76.4
0
1576
13:00
31.6
76
0
1689
14:00
31
77.3
0
871
15:00
31.6
77.7
0
722
16:00
31
76.1
0
648
17:00
31
76.3
0
465
18:00
31.5
78
0
110
19:00
30.7
78
0
81
20:00
31.6
77.2
0
75
21:00
31.5
78.4
0
72
22:00
32.1
77.9
0
75
23:00
31.2
78.6
0
75
0:00
31.3
77.8
0
70
81 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 33 32.5 32 31.5 31 30.5
TEMPERATURE
30 29.5 29 28.5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 79.5 79 78.5 78 77.5
RELATIVE HUMIDITY
77 76.5 76 75.5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : : : : : : : : : : : : : 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 0 1 1 1 1 1 1 1 1 1 1 2 2 2 2
82 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 1850 1650 1450 1250 1050 850
LUX
650 450 250 50 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : 4 5 6 7 8 9 0 1 2 1 1 1
0 0 : 3 1
0 0 0 0 0 0 0 0 : : : : 4 5 6 7 1 1 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
83 I MECHANICAL AND ELECTRICAL SYSTEMS
Point 21
Time
Temperature
Relative Humidity
Velocity
Illuminance
(hr)
(˚C)
(%)
(m/s)
(Lux)
4:00 5:00
28.7 28.7
75.2 78.6
0 0
63 56
6:00
28.7
78.6
0
74
7:00
30.2
78.7
0
117
8:00
30.6
76.4
0
271
9:00
31.1
78.1
0
322
10:00
32.1
77.5
0
532
11:00
32
78
0
1240
12:00
32.3
75.7
0
1542
13:00
31.4
77.9
0
1665
14:00
31.2
77.3
0
769
15:00
31.5
78.2
0
711
16:00
31
75.8
0
639
17:00
30.8
77.4
0
472
18:00
31.7
77.9
0
91
19:00
30.8
78
0
73
20:00
31.9
76.1
0
72
21:00
31.9
78.5
0
71
22:00
32.2
77.9
0
71
23:00
31.4
78.7
0
72
0:00
31.3
78
0
68
84 I MECHANICAL AND ELECTRICAL SYSTEMS
TEMPERATURE ( ˚C ) 32.5 32 31.5 31 30.5 TEMPERATURE
30 29.5 29 28.5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
RELATIVE HUMIDITY (%) 80 79.5 79 78.5 78 77.5
RELATIVE HUMIDITY
77 76.5 76 75.5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : : : : : : : : : : : : : 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 0 1 1 1 1 1 1 1 1 1 1 2 2 2 2
85 I MECHANICAL AND ELECTRICAL SYSTEMS
VELOCITY (m/s) 1 0.9 0.8 0.7 0.6 0.5 VELOCITY
0.4 0.3 0.2 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : 4 5 6 7 8 9 0 1
0 0 : 1 1
0 0 : 2 1
0 0 : 3 1
0 0 : 4 1
0 0 : 5 1
0 0 : 6 1
0 0 : 7 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
LUX 1850 1650 1450 1250 1050 850
LUX
650 450 250 50 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 : : : : : : : : : 4 5 6 7 8 9 0 1 2 1 1 1
0 0 : 3 1
0 0 0 0 0 0 0 0 : : : : 4 5 6 7 1 1 1 1
0 0 : 8 1
0 0 : 9 1
0 0 : 0 2
0 0 : 1 2
0 0 : 2 2
0 0 0 0 : : 3 0 2
86 I MECHANICAL AND ELECTRICAL SYSTEMS
i)
Sketches drawing in varies perspective views
Plan view Front view Side view Checkpoint plan Contour lux
87 I MECHANICAL AND ELECTRICAL SYSTEMS
ii)
Based on the data obtained, recommendations on how to achieve thermal comfort in buildings?
SOLUTI ON ;
a) What is thermal comfort in building? Thermal comfort is the condition of mind that expresses satisfaction with the thermal
environment and is assessed by subjective evaluation. Maintaining this standard of thermal comfort for occupants of buildings or other enclosures is one of the important goals of HVAC of HVAC wich is heating heating,, ventilation ventilation,, and air conditioning for design engineers. Then, thermal neutrality is maintained when the heat generated by human metabolism is allowed to dissipate, thus maintaining thermal equilibrium with the surroundings. The main factors that influence thermal comfort are those that determine heat gain and loss, namely metabolic rate, rate, clothing insulation, insulation, air temperature, mean radiant temperature,, air speed and relative humidity. temperature humidity. Psychological parameters such as individual expectations also affect thermal comfort.
b) Factors influencing thermal comfort
There are six primary factors that directly affect thermal comfort that can be grouped in two categories: i.
Personal factors - because they are characteristics of the occupants a. Metabolic rate
People have different metabolic rates that can fluctuate due to activity level and environmental conditions. The ASHRAE 55-2010 Standard defines metabolic rate as the level of transformation of chemical energy into heat and mechanical work by metabolic activities within a n organism, usually expressed in terms of unit area of the total body surface. Food and drink habits may have an influence on metabolic rates, which indirectly influences thermal preferences. These effects may change depending on food and drink intake. Body shape is another factor that affects thermal comfort. Heat dissipation depends on body surface area. A tall and skinny person has a larger surface-to-
88 I MECHANICAL AND ELECTRICAL SYSTEMS
volume ratio, can dissipate heat more easil y, and can tolerate higher temperatures more than a person with a rounded body shape.
b. Clothing insulation
The amount of thermal insulation worn by a person has a substantial impact on thermal comfort, because it influences the heat loss and consequently the thermal balance. Layers of insulating clothing prevent heat loss and can either help keep a person warm or lead to overheating. Generally, the thicker the garment is, the greater insulating ability it has. Depending on the type of material the clothing is made out of, air movement and relative humidity can decrease the insulating ability of the material.
ii.
Environmental factors - which are conditions of the thermal environment. The
former are metabolic rate and clothing level, the latter are air temperature, mean radiant temperature, air speed and humidity. a. Air temperature The air temperature is the average temperature of the air surrounding the occupant, with respect to location and time. b. Mean radiant temperature
The radiant temperature is related to the amount of radiant heat transferred from a surface, and it depends on the material’s ability to absorb or emit heat, or its emissivity. The mean radiant temperature, depends on the temperatures and emissivities of the surrounding surfaces as well as the view factor , or the amount of the surface that is “seen” by the object. So the mean radiant temperature experienced by a person in a room with the sunlight streaming in varies based on how much of her body is in the sun. c. Operative temperature
Operative temperature attempts to combine the effects of air and mean radiant temperatures into one metric. It is often approximated as the average of the air dry-bulb temperature and of the mean radiant 89 I MECHANICAL AND ELECTRICAL SYSTEMS
temperature at the given place in a room. In buildings with low thermal mass, the operative temperature is sometimes considered to be simply the air temperature. d. Air speed Air speed is defined as the rate of air movement at a point, without regard to direction. According to ANSI/ASHRAE Standard 55, it is the average speed of the air to which the body is exposed, with respect to location and time. The temporal average is the same as the air temperature, while the spatial average is based on the assumption that the body is exposed to a uniform air speed, according to the SET thermo-physiological model. However, some spaces might provide strongly nonuniform air velocity fields and consequent skin heat losses that cannot be considered uniform. Therefore, the designer shall decide the proper averaging, especially including air speeds incident on unclothed body parts, that have greater cooling effect and potential for local discomfort. e. Relative humidity Relative humidity is the ratio of the amount of water vapor in the air to the amount of water vapor that the air could hold at the specific temperature and pressure. While the human body has sensors within the skin that are fairly efficient at feeling heat and cold, relative humidity (RH) is detected indirectly. Sweating is an effective heat loss mechanism that relies on evaporation from the skin. However at hi gh RH, the air has close to the maximum water vapor that it can hold, so evaporation, and therefore heat loss, is decreased. On the other hand, very dry environments (RH < 20-30%) are also uncomfortable because of their effect on the mucous membranes. The recommended level of indoor humidity is in the range of 30-60% in air conditioned buildings, but new standards such as the adaptive model allow lower and higher humidities, depending on the other factors involved in thermal comfort.
90 I MECHANICAL AND ELECTRICAL SYSTEMS
c) How to achieve thermal comfort in our buildings?
Based on our data that we get from the experiment, we conclude that our building have a lower thermal comfort and non-freshener air. We will focus on the environmental factor of solar heat gain, air temperature, average temperature of nearby surfaces, radiant temperature or humidity from lighting, air velocity and humidity. So that, we decide to achieve thermal comfort in our building with these soluti ons: I.
Consider Displacement Ventilation
This cooling concept introduces low-velocity, cool air at floor level. It uses buoyancy forces generated by radiant heat sources to remove heat at the ceiling level instead of mixing it back into the space. Because lighting generates heat, and warm air rises, removing warm air from high in the space and exhausting it can also reduce the amount of cooling needed. II.
Natural ventilation
Natural ventilation is uncontrolled air movement from windows, doors, or cracks in the home. This used to be the most common ventilation method of allowing fresh outdoor air to replace indoor air in a home. So we can open window or door to allow the fresh air flow in and out the building.
III.
Spot ventilation
91 I MECHANICAL AND ELECTRICAL SYSTEMS
Spot ventilation is controls air movement by using localized exhaust fans to quickly remove pollutants and moisture at the source. Common household examples include range hoods over stoves and bathroom exhaust fans. Spot ventilation is typically used in conjunction with one of the other strategies, and can be used to improve the effectiveness of natural ventilation. If both spot and natural ventilation together do not meet ventilation needs, then we consider a whole-house ventilation strategy.
92 I MECHANICAL AND ELECTRICAL SYSTEMS
IV.
Whole-house ventilation
Whole-house ventilation entails using one or more fans and duct systems to exhaust stale air and supply fresh air into the house. Whole-house ventilation systems provide controlled, uniform ventilation throughout the house. They may be exhaust-only (relying on leakage into the building for fresh ai r), supplyonly (relying on air leakage from the building to exhaust stale air), or balanced systems that include both exhaust and fresh air intake components.
93 I MECHANICAL AND ELECTRICAL SYSTEMS