Боголепов, И.И. Акустические расчет и проектирование системы вентиляции и кондиционирования воздуха [Электронный ресурс]: методические указания к курсовым проектам / И.И. Боголепов; Санкт-Петербургский государственный политехнический университет. Инженерно-строительный факультет. — Электрон. текстовые дан. (1 файл : 428 Кб). — СПб., 2004. — Загл. с титул. экрана. — Электрон. версия печ. публикации 2004г. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Adobe Acrobat Reader 4.0. — <URL:http://elib.spbstu.ru/dl/854.pdf>.
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Period
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Read
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Print
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Copy
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Open
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Total
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Year 2012
|
Quarter 1
|
January
|
2
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0
|
2
|
0
|
4
|
|
February
|
0
|
0
|
0
|
0
|
0
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 2
|
April
|
3
|
0
|
2
|
0
|
5
|
|
May
|
3
|
0
|
0
|
0
|
3
|
|
June
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
1
|
0
|
0
|
0
|
1
|
|
September
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 4
|
October
|
4
|
0
|
3
|
0
|
7
|
|
November
|
2
|
0
|
1
|
0
|
3
|
|
December
|
0
|
0
|
1
|
0
|
1
|
|
Year 2013
|
Quarter 1
|
January
|
2
|
0
|
2
|
0
|
4
|
|
February
|
2
|
0
|
2
|
0
|
4
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 2
|
April
|
4
|
0
|
0
|
0
|
4
|
|
May
|
6
|
0
|
1
|
0
|
7
|
|
June
|
5
|
0
|
0
|
0
|
5
|
|
Quarter 3
|
July
|
9
|
0
|
4
|
0
|
13
|
|
August
|
8
|
0
|
2
|
0
|
10
|
|
September
|
5
|
0
|
0
|
0
|
5
|
|
Quarter 4
|
October
|
3
|
0
|
0
|
0
|
3
|
|
November
|
1
|
0
|
1
|
0
|
2
|
|
December
|
1
|
0
|
2
|
0
|
3
|
|
Year 2014
|
Quarter 1
|
January
|
5
|
0
|
1
|
0
|
6
|
|
February
|
0
|
0
|
1
|
0
|
1
|
|
March
|
2
|
0
|
1
|
0
|
3
|
|
Quarter 2
|
April
|
0
|
0
|
1
|
0
|
1
|
|
May
|
3
|
0
|
3
|
0
|
6
|
|
June
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 3
|
July
|
2
|
0
|
2
|
0
|
4
|
|
August
|
2
|
0
|
0
|
0
|
2
|
|
September
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 4
|
October
|
8
|
0
|
4
|
0
|
12
|
|
November
|
3
|
0
|
2
|
0
|
5
|
|
December
|
2
|
0
|
0
|
0
|
2
|
|
Year 2015
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Quarter 1
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January
|
2
|
0
|
3
|
0
|
5
|
|
February
|
4
|
0
|
3
|
0
|
7
|
|
March
|
2
|
0
|
1
|
0
|
3
|
|
Quarter 2
|
April
|
0
|
0
|
2
|
0
|
2
|
|
May
|
1
|
0
|
3
|
0
|
4
|
|
June
|
6
|
0
|
2
|
0
|
8
|
|
Quarter 3
|
July
|
2
|
0
|
2
|
0
|
4
|
|
August
|
1
|
0
|
0
|
0
|
1
|
|
September
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 4
|
October
|
3
|
0
|
1
|
0
|
4
|
|
November
|
2
|
0
|
1
|
0
|
3
|
|
December
|
3
|
0
|
2
|
0
|
5
|
|
Year 2016
|
Quarter 1
|
January
|
4
|
0
|
1
|
0
|
5
|
|
February
|
3
|
0
|
3
|
0
|
6
|
|
March
|
3
|
0
|
6
|
0
|
9
|
|
Quarter 2
|
April
|
3
|
0
|
3
|
0
|
6
|
|
May
|
3
|
0
|
4
|
0
|
7
|
|
June
|
8
|
0
|
1
|
0
|
9
|
|
Quarter 3
|
July
|
5
|
0
|
1
|
0
|
6
|
|
August
|
2
|
0
|
0
|
0
|
2
|
|
September
|
3
|
0
|
2
|
0
|
5
|
|
Quarter 4
|
October
|
4
|
0
|
5
|
0
|
9
|
|
November
|
6
|
0
|
3
|
0
|
9
|
|
December
|
8
|
0
|
2
|
0
|
10
|
|
Year 2017
|
Quarter 1
|
January
|
5
|
0
|
0
|
0
|
5
|
|
February
|
0
|
0
|
0
|
0
|
0
|
|
March
|
5
|
0
|
1
|
0
|
6
|
|
Quarter 2
|
April
|
0
|
0
|
1
|
0
|
1
|
|
May
|
8
|
0
|
3
|
0
|
11
|
|
June
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 3
|
July
|
7
|
0
|
1
|
0
|
8
|
|
August
|
3
|
0
|
2
|
0
|
5
|
|
September
|
3
|
0
|
3
|
0
|
6
|
|
Quarter 4
|
October
|
2
|
0
|
2
|
0
|
4
|
|
November
|
2
|
0
|
2
|
0
|
4
|
|
December
|
5
|
0
|
4
|
0
|
9
|
|
Year 2018
|
Quarter 1
|
January
|
2
|
0
|
2
|
0
|
4
|
|
February
|
1
|
0
|
0
|
0
|
1
|
|
March
|
5
|
0
|
1
|
0
|
6
|
|
Quarter 2
|
April
|
3
|
0
|
5
|
0
|
8
|
|
May
|
5
|
0
|
4
|
0
|
9
|
|
June
|
2
|
0
|
16
|
0
|
18
|
|
Quarter 3
|
July
|
3
|
0
|
8
|
0
|
11
|
|
August
|
5
|
0
|
15
|
0
|
20
|
|
September
|
6
|
0
|
19
|
0
|
25
|
|
Quarter 4
|
October
|
2
|
0
|
1
|
0
|
3
|
|
November
|
1
|
0
|
3
|
0
|
4
|
|
December
|
0
|
0
|
0
|
0
|
0
|
|
Year 2019
|
Quarter 1
|
January
|
4
|
0
|
1
|
0
|
5
|
|
February
|
1
|
0
|
2
|
0
|
3
|
|
March
|
0
|
0
|
4
|
0
|
4
|
|
Quarter 2
|
April
|
5
|
0
|
4
|
0
|
9
|
|
May
|
2
|
0
|
4
|
0
|
6
|
|
June
|
7
|
0
|
1
|
0
|
8
|
|
Quarter 3
|
July
|
6
|
0
|
4
|
0
|
10
|
|
August
|
1
|
0
|
3
|
0
|
4
|
|
September
|
2
|
0
|
3
|
0
|
5
|
|
Quarter 4
|
October
|
0
|
0
|
2
|
0
|
2
|
|
November
|
1
|
0
|
2
|
0
|
3
|
|
December
|
2
|
0
|
4
|
0
|
6
|
|
Year 2020
|
Quarter 1
|
January
|
1
|
0
|
3
|
0
|
4
|
|
February
|
4
|
0
|
3
|
0
|
7
|
|
March
|
7
|
0
|
5
|
0
|
12
|
|
Quarter 2
|
April
|
1
|
0
|
1
|
0
|
2
|
|
May
|
4
|
0
|
0
|
0
|
4
|
|
June
|
4
|
0
|
0
|
0
|
4
|
|
Quarter 3
|
July
|
5
|
0
|
0
|
0
|
5
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 4
|
October
|
3
|
0
|
1
|
0
|
4
|
|
November
|
1
|
0
|
8
|
0
|
9
|
|
December
|
0
|
0
|
3
|
0
|
3
|
|
Year 2021
|
Quarter 1
|
January
|
2
|
0
|
1
|
0
|
3
|
|
February
|
3
|
0
|
4
|
0
|
7
|
|
March
|
3
|
0
|
5
|
0
|
8
|
|
Quarter 2
|
April
|
3
|
0
|
3
|
0
|
6
|
|
May
|
2
|
0
|
3
|
0
|
5
|
|
June
|
3
|
0
|
3
|
0
|
6
|
|
Quarter 3
|
July
|
4
|
0
|
0
|
0
|
4
|
|
August
|
0
|
0
|
6
|
0
|
6
|
|
September
|
3
|
0
|
2
|
0
|
5
|
|
Quarter 4
|
October
|
0
|
0
|
1
|
0
|
1
|
|
November
|
4
|
1
|
2
|
0
|
7
|
|
December
|
1
|
0
|
6
|
0
|
7
|
|
Year 2022
|
Quarter 1
|
January
|
1
|
0
|
1
|
0
|
2
|
|
February
|
5
|
0
|
1
|
0
|
6
|
|
March
|
5
|
0
|
2
|
0
|
7
|
|
Quarter 2
|
April
|
0
|
0
|
2
|
0
|
2
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
June
|
3
|
0
|
3
|
0
|
6
|
|
Quarter 3
|
July
|
2
|
0
|
4
|
0
|
6
|
|
August
|
2
|
0
|
5
|
0
|
7
|
|
September
|
5
|
0
|
5
|
0
|
10
|
|
Quarter 4
|
October
|
1
|
0
|
6
|
0
|
7
|
|
November
|
4
|
0
|
10
|
0
|
14
|
|
December
|
6
|
0
|
10
|
0
|
16
|
|
Year 2023
|
Quarter 1
|
January
|
2
|
0
|
2
|
0
|
4
|
|
February
|
1
|
0
|
6
|
0
|
7
|
|
March
|
4
|
0
|
15
|
0
|
19
|
|
Quarter 2
|
April
|
1
|
0
|
20
|
0
|
21
|
|
May
|
2
|
0
|
18
|
0
|
20
|
|
June
|
19
|
0
|
32
|
0
|
51
|
|
Quarter 3
|
July
|
22
|
0
|
21
|
0
|
43
|
|
August
|
0
|
0
|
38
|
0
|
38
|
|
September
|
3
|
0
|
26
|
0
|
29
|
|
Quarter 4
|
October
|
2
|
0
|
30
|
0
|
32
|
|
November
|
1
|
0
|
33
|
0
|
34
|
|
December
|
3
|
0
|
37
|
0
|
40
|
|
Year 2024
|
Quarter 1
|
January
|
0
|
0
|
29
|
0
|
29
|
|
February
|
0
|
0
|
32
|
0
|
32
|
|
March
|
1
|
0
|
40
|
0
|
41
|
|
Quarter 2
|
April
|
6
|
0
|
30
|
0
|
36
|
|
Total
|
442
|
1
|
737
|
0
|
1,180
|
