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Специальные звукопоглощающие материалы и конструкции 2 страница
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Таблица 6
Коэффициенты звукопоглощения акустических материалов
№
| Частота, Гц
|
|
|
|
|
|
|
| 0, 65
| 0, 30
| 0, 16
| 0, 13
| 0, 12
| 0, 11
|
| 0, 65
| 0, 30
| 0, 16
| 0, 13
| 0, 12
| 0, 11
|
| 0, 65
| 0, 30
| 0, 16
| 0, 13
| 0, 12
| 0, 11
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 65
| 0, 30
| 0, 16
| 0, 13
| 0, 12
| 0, 11
|
| 0, 65
| 0, 30
| 0, 16
| 0, 13
| 0, 12
| 0, 11
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 34
| 0, 18
| 0, 13
| 0, 12
| 0, 11
| 0, 10
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 34
| 0, 18
| 0, 13
| 0, 12
| 0, 11
| 0, 10
|
| 0, 34
| 0, 18
| 0, 13
| 0, 12
| 0, 11
| 0, 10
|
| 0, 55
| 0, 25
| 0, 14
| 0, 12
| 0, 11
| 0, 10
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 42
| 0, 20
| 0, 13
| 0, 11
| 0, 10
| 0, 09
|
| 0, 34
| 0, 18
| 0, 13
| 0, 12
| 0, 11
| 0, 10
|
| 0, 32
| 0, 21
| 0, 16
| 0, 09
| 0, 06
| 0, 03
|
| 0, 38
| 0, 28
| 0, 21
| 0, 10
| 0, 05
| 0, 04
|
| 0, 24
| 0, 14
| 0, 08
| 0, 08
| 0, 06
| 0, 05
|
| 0, 15
| 0, 19
| 0, 12
| 0, 05
| 0, 05
| 0, 03
|
| 0, 03
| 0, 03
| 0, 08
| 0, 09
| 0, 08
| 0, 03
| Продолжение табл. 6
№
| Частота, Гц
|
|
|
|
|
|
|
| 0, 08
| 0, 27
| 0, 46
| 0, 35
| 0, 54
| 0, 60
|
| 0, 13
| 0, 42
| 0, 53
| 0, 35
| 0, 53
| 0, 63
|
| 0, 06
| 0, 16
| 0, 25
| 0, 38
| 0, 59
| 0, 63
|
| 0, 00
| 0, 00
| 0, 39
| 0, 42
| 0, 42
| 0, 39
|
| 0, 00
| 0, 00
| 0, 73
| 0, 72
| 0, 84
| 0, 80
|
| 0, 32
| 0, 40
| 0, 36
| 0, 35
| 0, 37
| 0, 35
|
| 0, 60
| 0, 73
| 0, 80
| 0, 82
| 0, 81
| 0, 70
|
| 0, 20
| 0, 25
| 0, 11
| 0, 05
| 0, 11
| 0, 10
|
| 0, 20
| 0, 28
| 0, 15
| 0, 12
| 0, 15
| 0, 16
|
| 0, 29
| 0, 28
| 0, 17
| 0, 13
| 0, 15
| 0, 17
|
| 0, 36
| 0, 26
| 0, 16
| 0, 08
| 0, 13
| 0, 27
|
| 0, 59
| 0, 34
| 0, 23
| 0, 12
| 0, 11
| 0, 08
|
| 0, 14
| 0, 28
| 0, 18
| 0, 09
| 0, 12
| 0, 25
|
| 0, 10
| 0, 36
| 0, 38
| 0, 36
| 0, 45
| 0, 55
|
| 0, 10
| 0, 15
| 0, 45
| 0, 55
| 0, 60
| 0, 60
|
| 0, 30
| 0, 50
| 0, 77
| 0, 48
| 0, 27
| 0, 00
|
| 0, 32
| 0, 55
| 0, 55
| 0, 21
| 0, 12
| 0, 00
|
| 0, 32
| 0, 40
| 0, 51
| 0, 60
| 0, 65
| 0, 60
|
| 0, 47
| 0, 53
| 0, 60
| 0, 62
| 0, 58
| 0, 56
|
| 0, 32
| 0, 40
| 0, 53
| 0, 55
| 0, 61
| 0, 66
|
| 0, 31
| 0, 50
| 0, 70
| 0, 41
| 0, 29
| 0, 00
|
| 0, 31
| 0, 55
| 0, 46
| 0, 21
| 0, 14
| 0, 00
|
| 0, 62
| 0, 97
| 0, 98
| 0, 97
| 0, 94
| 0, 81
|
| 0, 50
| 0, 92
| 0, 98
| 0, 95
| 0, 91
| 0, 80
|
| 0, 18
| 0, 60
| 0, 98
| 0, 95
| 0, 94
| 0, 82
|
| 0, 21
| 0, 47
| 0, 72
| 0, 98
| 0, 97
| 0, 79
|
| 0, 08
| 0, 40
| 0, 64
| 0, 89
| 0, 95
| 0, 81
|
| 0, 38
| 0, 80
| 0, 94
| 0, 88
| 0, 86
| 0, 79
|
| 0, 20
| 0, 61
| 0, 98
| 0, 94
| 0, 92
| 0, 78
|
| 0, 14
| 0, 52
| 0, 90
| 0, 99
| 0, 92
| 0, 82
|
| 0, 10
| 0, 27
| 0, 50
| 0, 68
| 0, 56
| 0, 48
|
| 0, 09
| 0, 25
| 0, 48
| 0, 66
| 0, 57
| 0, 47
|
| 0, 28
| 0, 37
| 0, 40
| 0, 38
| 0, 39
| 0, 00
|
| 0, 12
| 0, 33
| 0, 43
| 0, 41
| 0, 34
| 0, 42
|
| 0, 07
| 0, 11
| 0, 17
| 0, 36
| 0, 44
| 0, 38
|
| 0, 05
| 0, 34
| 0, 35
| 0, 14
| 0, 05
| 0, 00
|
| 0, 66
| 0, 96
| 0, 88
| 0, 47
| 0, 20
| 0, 16
|
| 0, 28
| 0, 95
| 0, 95
| 0, 38
| 0, 14
| 0, 14
|
| 0, 15
| 0, 42
| 0, 32
| 0, 11
| 0, 06
| 0, 00
|
| 0, 42
| 0, 96
| 0, 77
| 0, 43
| 0, 16
| 0, 16
|
| 0, 14
| 0, 77
| 0, 90
| 0, 40
| 0, 19
| 0, 14
|
| 0, 77
| 0, 64
| 0, 30
| 0, 15
| 0, 15
| 0, 10
| Продолжение табл. 6
№
| Частота, Гц
|
|
|
|
|
|
|
| 0, 40
| 0, 70
| 0, 30
| 0, 12
| 0, 10
| 0, 05
|
| 0, 80
| 0, 58
| 0, 27
| 0, 14
| 0, 12
| 0, 10
|
| 0, 06
| 0, 42
| 0, 20
| 0, 07
| 0, 07
| 0, 06
|
| 0, 37
| 0, 68
| 0, 31
| 0, 15
| 0, 10
| 0, 09
|
| 0, 65
| 0, 90
| 0, 64
| 0, 28
| 0, 15
| 0, 12
|
| 0, 25
| 0, 96
| 0, 66
| 0, 26
| 0, 16
| 0, 10
|
| 0, 39
| 0, 87
| 0, 58
| 0, 33
| 0, 15
| 0, 10
|
| 0, 78
| 0, 98
| 0, 68
| 0, 27
| 0, 16
| 0, 12
|
| 0, 23
| 0, 90
| 0, 72
| 0, 35
| 0, 18
| 0, 15
|
| 0, 19
| 0, 90
| 0, 76
| 0, 28
| 0, 15
| 0, 10
|
| 0, 68
| 0, 88
| 0, 41
| 0, 17
| 0, 14
| 0, 10
|
| 0, 40
| 0, 84
| 0, 40
| 0, 16
| 0, 14
| 0, 12
|
| 0, 98
| 0, 88
| 0, 52
| 0, 21
| 0, 16
| 0, 14
|
| 0, 06
| 0, 22
| 0, 31
| 0, 12
| 0, 10
| 0, 08
|
| 0, 31
| 0, 99
| 0, 51
| 0, 14
| 0, 14
| 0, 10
|
| 0, 50
| 0, 89
| 0, 97
| 0, 60
| 0, 32
| 0, 26
|
| 0, 27
| 0, 84
| 0, 96
| 0, 36
| 0, 32
| 0, 26
|
| 0, 78
| 0, 98
| 0, 95
| 0, 53
| 0, 32
| 0, 27
|
| 0, 06
| 0, 08
| 0, 07
| 0, 16
| 0, 10
| 0, 08
|
| 0, 23
| 0, 85
| 0, 99
| 0, 54
| 0, 31
| 0, 28
|
| 0, 43
| 0, 69
| 0, 33
| 0, 17
| 0, 10
| 0, 10
|
| 0, 51
| 0, 60
| 0, 33
| 0, 15
| 0, 10
| 0, 10
|
| 0, 86
| 0, 68
| 0, 39
| 0, 17
| 0, 13
| 0, 10
|
| 0, 26
| 0, 88
| 0, 38
| 0, 29
| 0, 12
| 0, 10
|
| 0, 06
| 0, 47
| 0, 30
| 0, 11
| 0, 04
| 0, 00
|
| 0, 00
| 0, 09
| 0, 36
| 0, 22
| 0, 04
| 0, 02
|
| 0, 07
| 0, 37
| 0, 45
| 0, 26
| 0, 12
| 0, 08
|
| 0, 14
| 0, 47
| 0, 24
| 0, 16
| 0, 03
| 0, 00
|
| 0, 05
| 0, 16
| 0, 55
| 0, 31
| 0, 03
| 0, 07
|
| 0, 58
| 0, 74
| 0, 45
| 0, 28
| 0, 02
| 0, 00
|
| 0, 23
| 0, 71
| 0, 39
| 0, 22
| 0, 05
| 0, 00
|
| 0, 22
| 0, 41
| 0, 24
| 0, 13
| 0, 07
| 0, 00
|
| 0, 53
| 0, 64
| 0, 40
| 0, 08
| 0, 05
| 0, 00
|
| 0, 06
| 0, 32
| 0, 35
| 0, 12
| 0, 07
| 0, 00
|
| 0, 18
| 0, 78
| 0, 44
| 0, 20
| 0, 05
| 0, 00
|
| 0, 07
| 0, 47
| 0, 31
| 0, 12
| 0, 06
| 0, 04
|
| 0, 25
| 0, 40
| 0, 19
| 0, 12
| 0, 07
| 0, 00
|
| 0, 04
| 0, 33
| 0, 40
| 0, 16
| 0, 05
| 0, 03
|
| 0, 41
| 0, 40
| 0, 33
| 0, 25
| 0, 20
| 0, 22
|
| 0, 25
| 0, 30
| 0, 33
| 0, 22
| 0, 20
| 0, 21
|
| 0, 30
| 0, 42
| 0, 35
| 0, 23
| 0, 19
| 0, 20
|
| 0, 32
| 0, 35
| 0, 30
| 0, 25
| 0, 20
| 0, 23
| Продолжение табл. 6
№
| Частота, Гц
|
|
|
|
|
|
|
| 0, 35
| 0, 50
| 0, 38
| 0, 30
| 0, 22
| 0, 18
|
| 0, 37
| 0, 35
| 0, 32
| 0, 28
| 0, 22
| 0, 22
|
| 0, 41
| 0, 30
| 0, 35
| 0, 06
| 0, 10
| 0, 14
|
| 0, 49
| 0, 44
| 0, 39
| 0, 19
| 0, 13
| 0, 22
|
| 0, 51
| 0, 21
| 0, 32
| 0, 18
| 0, 08
| 0, 13
|
| 0, 50
| 0, 40
| 0, 44
| 0, 33
| 0, 13
| 0, 16
|
| 0, 26
| 0, 26
| 0, 07
| 0, 01
| 0, 01
| 0, 00
|
| 0, 76
| 0, 47
| 0, 20
| 0, 14
| 0, 02
| 0, 00
|
| 0, 41
| 0, 23
| 0, 10
| 0, 02
| 0, 00
| 0, 00
|
| 0, 52
| 0, 38
| 0, 22
| 0, 14
| 0, 00
| 0, 00
|
| 0, 62
| 0, 27
| 0, 12
| 0, 05
| 0, 00
| 0, 00
|
| 0, 47
| 0, 45
| 0, 18
| 0, 09
| 0, 00
| 0, 00
|
| 0, 06
| 0, 15
| 0, 28
| 0, 30
| 0, 33
| 0, 31
|
| 0, 14
| 0, 25
| 0, 29
| 0, 31
| 0, 41
| 0, 42
|
| 0, 22
| 0, 30
| 0, 34
| 0, 32
| 0, 41
| 0, 42
|
| 0, 47
| 0, 52
| 0, 50
| 0, 55
| 0, 58
| 0, 63
|
| 0, 33
| 0, 42
| 0, 47
| 0, 41
| 0, 42
| 0, 36
|
| 0, 27
| 0, 53
| 0, 57
| 0, 74
| 0, 67
| 0, 39
|
| 0, 15
| 0, 42
| 0, 64
| 0, 80
| 0, 65
| 0, 31
|
| 0, 03
| 0, 20
| 0, 56
| 0, 78
| 0, 66
| 0, 39
|
| 0, 14
| 0, 09
| 0, 10
| 0, 08
| 0, 01
| 0, 15
|
| 0, 09
| 0, 34
| 0, 55
| 0, 66
| 0, 52
| 0, 39
|
| 0, 03
| 0, 22
| 0, 69
| 0, 91
| 0, 96
| 0, 99
|
| 0, 08
| 0, 25
| 0, 74
| 0, 95
| 0, 97
| 0, 99
|
| 0, 01
| 0, 11
| 0, 39
| 0, 66
| 0, 87
| 0, 99
|
| 0, 07
| 0, 18
| 0, 52
| 0, 96
| 0, 99
| 0, 98
|
| 0, 12
| 0, 39
| 0, 91
| 0, 99
| 0, 99
| 0, 99
|
| 0, 21
| 0, 40
| 0, 93
| 0, 99
| 0, 99
| 0, 95
|
| 0, 34
| 0, 88
| 0, 95
| 0, 99
| 0, 87
| 0, 79
|
| 0, 00
| 0, 76
| 0, 99
| 0, 99
| 0, 82
| 0, 00
|
| 0, 14
| 0, 57
| 0, 99
| 0, 99
| 0, 89
| 0, 65
|
| 0, 48
| 0, 99
| 0, 97
| 0, 96
| 0, 99
| 0, 79
|
| 0, 22
| 0, 85
| 0, 95
| 0, 91
| 0, 86
| 0, 72
|
| 0, 69
| 0, 77
| 0, 80
| 0, 99
| 0, 96
| 0, 72
|
| 0, 52
| 0, 66
| 0, 82
| 0, 87
| 0, 87
| 0, 81
|
| 0, 62
| 0, 71
| 0, 85
| 0, 99
| 0, 90
| 0, 82
|
| 0, 11
| 0, 19
| 0, 36
| 0, 58
| 0, 86
| 0, 50
|
| 0, 10
| 0, 06
| 0, 24
| 0, 60
| 0, 83
| 0, 92
|
| 0, 07
| 0, 18
| 0, 52
| 0, 96
| 0, 99
| 0, 98
|
| 0, 78
| 0, 79
| 0, 58
| 0, 75
| 0, 94
| 0, 90
|
| 0, 40
| 0, 44
| 0, 62
| 0, 86
| 0, 92
| 0, 99
|
| 0, 99
| 0, 99
| 0, 79
| 0, 99
| 0, 99
| 0, 99
| Продолжение табл. 6
№
| Частота, Гц
|
|
|
|
|
|
|
| 0, 95
| 0, 96
| 0, 69
| 0, 91
| 0, 99
| 0, 99
|
| 0, 06
| 0, 24
| 0, 71
| 0, 99
| 0, 99
| 0, 99
|
| 0, 11
| 0, 47
| 0, 97
| 0, 99
| 0, 99
| 0, 99
|
| 0, 06
| 0, 25
| 0, 71
| 0, 99
| 0, 99
| 0, 98
|
| 0, 09
| 0, 50
| 0, 99
| 0, 99
| 0, 99
| 0, 96
|
| 0, 27
| 0, 68
| 0, 97
| 0, 95
| 0, 85
| 0, 69
|
| 0, 26
| 0, 99
| 0, 99
| 0, 99
| 0, 99
| 0, 99
|
| 0, 65
| 0, 83
| 0, 91
| 0, 98
| 0, 99
| 0, 74
|
| 0, 17
| 0, 61
| 0, 59
| 0, 62
| 0, 50
| 0, 85
|
| 0, 25
| 0, 52
| 0, 27
| 0, 33
| 0, 30
| 0, 24
|
| 0, 10
| 0, 19
| 0, 57
| 0, 97
| 0, 99
| 0, 99
|
| 0, 10
| 0, 27
| 0, 43
| 0, 59
| 0, 76
| 0, 65
|
| 0, 16
| 0, 32
| 0, 43
| 0, 58
| 0, 61
| 0, 47
|
| 0, 28
| 0, 30
| 0, 09
| 0, 38
| 0, 14
| 0, 17
|
| 0, 33
| 0, 71
| 0, 99
| 0, 99
| 0, 99
| 0, 99
|
Таблица 7
Максимальные значения коэффициентов звукопоглощения
125 Гц
| №
| α max
| №
| α max
| №
| α max
| №
| α max
|
| 0, 99
|
| 0, 55
|
| 0, 42
|
| 0, 38
|
| 0, 98
|
| 0, 55
|
| 0, 42
|
| 0, 37
|
| 0, 86
|
| 0, 55
|
| 0, 42
|
| 0, 36
|
| 0, 80
|
| 0, 55
|
| 0, 42
|
| 0, 34
|
| 0, 77
|
| 0, 55
|
| 0, 42
|
| 0, 34
|
| 0, 76
|
| 0, 55
|
| 0, 42
|
| 0, 34
|
| 0, 65
|
| 0, 55
|
| 0, 42
|
| 0, 34
|
| 0, 65
|
| 0, 55
|
| 0, 42
|
| 0, 32
|
| 0, 65
|
| 0, 52
|
| 0, 42
|
| 0, 29
|
| 0, 65
|
| 0, 51
|
| 0, 42
|
| 0, 26
|
| 0, 65
|
| 0, 50
|
| 0, 41
|
| 0, 24
|
| 0, 62
|
| 0, 49
|
| 0, 41
|
|
|
| 0, 59
|
| 0, 47
|
| 0, 41
|
|
| 250 Гц
| №
| α max
| №
| α max
| №
| α max
| №
| α max
|
| 0, 99
|
| 0, 90
|
| 0, 64
|
| 0, 42
|
| 0, 99
|
| 0, 88
|
| 0, 60
|
| 0, 41
|
| 0, 99
|
| 0, 88
|
| 0, 55
|
| 0, 40
|
| 0, 98
|
| 0, 87
|
| 0, 55
|
| 0, 40
|
| 0, 98
|
| 0, 84
|
| 0, 52
|
| 0, 35
|
| 0, 96
|
| 0, 78
|
| 0, 50
|
| 0, 28
|
| 0, 96
|
| 0, 74
|
| 0, 47
|
| 0, 28
|
| 0, 96
|
| 0, 71
|
| 0, 47
|
| 0, 25
|
| 0, 95
|
| 0, 70
|
| 0, 47
|
| 0, 19
| Продолжение табл. 7
№
| α max
| №
| α max
| №
| α max
| №
| α max
|
| 0, 90
|
| 0, 69
|
| 0, 42
|
|
|
| 0, 90
|
| 0, 68
|
| 0, 42
|
|
| 500 Гц
| №
| α max
| №
| α max
| №
| α max
| №
| α max
|
| 0, 99
|
| 0, 98
|
| 0, 90
|
| 0, 40
|
| 0, 99
|
| 0, 98
|
| 0, 77
|
| 0, 40
|
| 0, 99
|
| 0, 97
|
| 0, 70
|
| 0, 36
|
| 0, 99
|
| 0, 97
|
| 0, 55
|
| 0, 35
|
| 0, 99
|
| 0, 96
|
| 0, 47
|
| 0, 35
|
| 0, 98
|
| 0, 95
|
| 0, 45
|
| 0, 33
|
| 0, 98
|
| 0, 94
|
| 0, 43
|
| 0, 31
| 1000 Гц
| №
| α max
| №
| α max
| №
| α max
| №
| α max
|
| 0, 99
|
| 0, 99
|
| 0, 80
|
| 0, 62
|
| 0, 99
|
| 0, 99
|
| 0, 78
|
| 0, 42
|
| 0, 99
|
| 0, 99
|
| 0, 74
|
| 0, 38
|
| 0, 99
|
| 0, 98
|
| 0, 68
|
| 0, 16
|
| 0, 99
|
| 0, 87
|
| 0, 66
|
| 0, 09
|
| 0, 99
|
| 0, 82
|
| 0, 66
|
|
| 2000 Гц
| №
| α max
| №
| α max
| №
| α max
| №
| α max
|
| 0, 99
|
| 0, 99
|
| 0, 84
|
| 0, 44
|
| 0, 99
|
| 0, 95
|
| 0, 76
|
| 0, 33
|
| 0, 99
|
| 0, 94
|
| 0, 65
|
|
|
| 0, 99
|
| 0, 86
|
| 0, 61
|
|
| 4000 Гц
| №
| α max
| №
| α max
| №
| α max
| №
| α max
|
| 0, 99
|
| 0, 92
|
| 0, 63
|
| 0, 55
|
| 0, 99
|
| 0, 85
|
| 0, 63
|
| 0, 42
|
| 0, 99
|
| 0, 66
|
| 0, 60
|
| 0, 42
|
| 0, 99
|
| 0, 63
|
| 0, 60
|
| 0, 15
|
|