KS B ISO 13347-3-2005 Industrial fans-Determination of fan sound power levels under standardized laboratory conditions-Part 3:Enveloping surface methods《工业风扇 标准化实验室条件下风扇声功率级的测定 第3部.pdf

上传人:ideacase155 文档编号:815759 上传时间:2019-02-12 格式:PDF 页数:26 大小:1.20MB
下载 相关 举报
KS B ISO 13347-3-2005 Industrial fans-Determination of fan sound power levels under standardized laboratory conditions-Part 3:Enveloping surface methods《工业风扇 标准化实验室条件下风扇声功率级的测定 第3部.pdf_第1页
第1页 / 共26页
KS B ISO 13347-3-2005 Industrial fans-Determination of fan sound power levels under standardized laboratory conditions-Part 3:Enveloping surface methods《工业风扇 标准化实验室条件下风扇声功率级的测定 第3部.pdf_第2页
第2页 / 共26页
KS B ISO 13347-3-2005 Industrial fans-Determination of fan sound power levels under standardized laboratory conditions-Part 3:Enveloping surface methods《工业风扇 标准化实验室条件下风扇声功率级的测定 第3部.pdf_第3页
第3页 / 共26页
KS B ISO 13347-3-2005 Industrial fans-Determination of fan sound power levels under standardized laboratory conditions-Part 3:Enveloping surface methods《工业风扇 标准化实验室条件下风扇声功率级的测定 第3部.pdf_第4页
第4页 / 共26页
KS B ISO 13347-3-2005 Industrial fans-Determination of fan sound power levels under standardized laboratory conditions-Part 3:Enveloping surface methods《工业风扇 标准化实验室条件下风扇声功率级的测定 第3部.pdf_第5页
第5页 / 共26页
点击查看更多>>
资源描述

1、 ?G?G?G?GKS B ISO 13347 3G?G?G?G ?G?G?G G?G?G ?G?G G?G ?G 3 0 y J 3 0 D h ;C j 1* $; KS B ISO 13347 3: 2005 2005 12 29 B ISO 13347 3: 2005 ( ) ( ) ( ) ( ) : : 2005 12 29 2005 1145 : : ( ) ( 02 509 7287 90) . 7 5 , . B ISO 13347 3: 2005 1 1. 1 2. 1 3. 2 4. 4 5. 15 6. : 16 A() K2 17 18 i ICS 17.140.20

2、 23.120 KS B ISO 3 : 13347 3: 2005Industrial fans Determination of fan sound power levels under standardized laboratory conditions Part 3: Enveloping surface methods 2004 1 ISO 13347 3 Industrial fans Determination of fan sound power levels under standardized laboratory conditions Part 3: Envelopin

3、g surface methods . 1. ISO 5801 KS B ISO 13349 . . , . . , , ( ISO 10302 .). . , . . 3.1 . ( ) KS A ISO 5136 (KS B ISO 13347 1 C ) . 2. . . KS A ISO 3744 KS A ISO 5136 KS B ISO 13347 1 1 : KS B ISO 13349 ISO 5801 Industrial fans Performance testing using standardised airways ISO 10302 Acoustics Meth

4、od for the measurement of airborne noise omitted by small air moving devices B ISO 13347 3: 2005 3. 3.1 ISO 5801 . a) A : , b) B : , c) C : , d) D : , ( D , .) KS A ISO 3744 . . , . . 3 m/s . 5 % . , (environment correction) K2 1/3 2 dB ( A ). 2 dB . 1. 3.2 3.2.1 KS B ISO 13347 1 6. . , KS A ISO 513

5、6 ISO 5801 B, C, D . (KS B ISO 13347 1 ). ISO 5801 . 10 dB . , . . , . , . 3.2.2 A . , . . . . . 3.2.3 B . . KS B ISO 13347 1 . ( ), , , (KS B ISO 2 B ISO 13347 3: 2005 13347 1 D ). . , (KS B ISO 13347 1 ). 3.2.4 C . . KS B ISO 13347 1 . , , , (KS B ISO 3347 1 D ). . , (KS B ISO 13347 1 ). 3.2.5 , D

6、 , . KS B ISO 13347 1 4 3.2.1, 3.2.3 3.2.4 KS B ISO 13347 1 . 3.2.6 KS B ISO 13347 1 8. . , . . E KS B ISO 13347 1 C.1 . LW in duct LW E 3.3 . , . . . , . 3.4 , . , . . . 10 dB . 6 10 dB KS A ISO 3744 . , . , . 3 B ISO 13347 3: 2005 4. 4.1 . , . 4.2 . 4.2.1 1 . . . . 4.2.2 2, 3, 4 . . dB . 4.2.3 5 .

7、 . . . 4.3 ( ) ( ) . LW(B, in cas) LW(B, out) . , , . , D h ( 1 ). , d . 1. , 3.3 ( , ). , 5 m/s . 2. 1 4 B ISO 13347 3: 2005 1 S 54 S2rDH 12 , Dr 1 2 S 33 2rD 8 , Dr a) h 45 Drb) h 45 Dr1 S 9 12D2rDr(h 15Dr) SH 15 , 1 2 S 6 7D2rDr(h 15Dr) 10 , c) 1.5 Dr h 45 Drd) 1.5 Dr h 45 Dr 1 5 B ISO 13347 3: 2

8、005 1 S 9 12D2rDr(h 15Dr) SH 7 , 1 2 S 6 7D2rDr(h 15Dr) 5 , e) h 1.5 Drf) h 1.5 Dr 1 ( ) 1 Do Dr H l1, l2, l3 S SH . . a), c) e) Ss . l1 l2 l3+=2/ m5.0m,5.0m5.0,r3oooDhlDDD . a) LW(A, tot), LW(B, in cas), LW(C, out cas) . Do 1 m 1 m 1 . Do , Dr ( ). , ( , 1 ). . b) LW(D, cas) , 1 m . 6 B ISO 13347 3

9、 2005 c) LW(B, in), LW(C, out) , 1 . Dr Do h . , Ss S 10 % . . ( ) . 4.4 ( ) , . , , . B C . A , . , . . Do . K2 . 2 dB , . 4.4.1 ( A) x 0, y 0, z 0 r . 3De r De 3 1 m . A Do De4.4.2 Do( B, C D) De , h De . De . De , . Do Do h (De/2) Do h (b1/2) Do h (b2/2) b1: (m) b2: (m) 4.4.3 ( B, C D) x 0, y 0,

10、 z 0 r . r . 2Do r 4h r r 1 m . 4.4.4 , . . 7 B ISO 13347 3: 2005 4.4.4.1 A , 10 . x , z . 2 2 . 2 A i x x/r y y/r z z/r Si1 0.16 0.96 0.22 0.2 r22 0.78 0.60 0.20 0.2 r23 0.78 0.55 0.31 0.2 r24 0.16 0.90 0.41 0.2 r25 0.83 0.32 0.45 0.2 r26 0.83 0.40 0.38 0.2 r27 0.26 0.65 0.71 0.2 r28 0.74 0.07 0.67 0.2 r29 0.26 0.50 0.83 0.2 r210 0.10 0.10 0.99 0.2 r2 2 r2 r . 8 B ISO 13347 3: 2005 1 2 r 2 A ( 2 ) B, C , 13 . x , z . 3 , 3 . 9 B ISO 13347 3: 2005 1 2 * 3 B C ( 3 ) 10 B ISO 13347 3: 2005 3 B C i x x/r y y/r z z/r Si1 0.90 0.37 0.24 0.235 r22 0.90

展开阅读全文
相关资源
猜你喜欢
  • CSN 42 0895 Cast 14-1988 Testing of granulated aluminium powder powder and paste Silicon content determination《雾化铝粉;铝粉和铝浆的测试 硅含量的测定》.pdf CSN 42 0895 Cast 14-1988 Testing of granulated aluminium powder powder and paste Silicon content determination《雾化铝粉;铝粉和铝浆的测试 硅含量的测定》.pdf
  • CSN 42 0895 Cast 15-1988 Testing of granulated aluminium powder powder and paste Copper content determination《雾化铝粉,铝粉和铝浆的测试,铜的测定》.pdf CSN 42 0895 Cast 15-1988 Testing of granulated aluminium powder powder and paste Copper content determination《雾化铝粉,铝粉和铝浆的测试,铜的测定》.pdf
  • CSN 42 0895 Cast 16-1988 Testing of granulated aluminium powder powder and paste Zinc content determination《雾化铝粉,铝粉和铝浆的测试 锌测定》.pdf CSN 42 0895 Cast 16-1988 Testing of granulated aluminium powder powder and paste Zinc content determination《雾化铝粉,铝粉和铝浆的测试 锌测定》.pdf
  • CSN 42 0895 Cast 17-1988 Testing of granulated aluminium powder powder and paste Determination of moisture content《雾化铝粉;铝粉和铝浆的测试,水分测定》.pdf CSN 42 0895 Cast 17-1988 Testing of granulated aluminium powder powder and paste Determination of moisture content《雾化铝粉;铝粉和铝浆的测试,水分测定》.pdf
  • CSN 42 0895 Cast 18-1988 Testing of granulated aluminium powder powder and paste Determination of apparent density《雾化铝粉的测试 铝粉和铝浆 体积密度的测定》.pdf CSN 42 0895 Cast 18-1988 Testing of granulated aluminium powder powder and paste Determination of apparent density《雾化铝粉的测试 铝粉和铝浆 体积密度的测定》.pdf
  • CSN 42 0895 Cast 19-1988 Testing of granulated aluminium powder powder and paste Water wettability test《雾化铝粉,铝粉和铝浆的测试 水中的粉体和浆体的湿润度》.pdf CSN 42 0895 Cast 19-1988 Testing of granulated aluminium powder powder and paste Water wettability test《雾化铝粉,铝粉和铝浆的测试 水中的粉体和浆体的湿润度》.pdf
  • CSN 42 0895 Cast 2-1988 Testing of granulated aluminium powder powder and paste Sampling《雾化铝粉;铝粉和铝浆的测试 取样和制样》.pdf CSN 42 0895 Cast 2-1988 Testing of granulated aluminium powder powder and paste Sampling《雾化铝粉;铝粉和铝浆的测试 取样和制样》.pdf
  • CSN 42 0895 Cast 20-1988 Testing of granulated aluminium powder powder and paste Water suspension stability test《雾化铝粉,铝粉和铝浆的测试 水中悬浮稳定性的测定》.pdf CSN 42 0895 Cast 20-1988 Testing of granulated aluminium powder powder and paste Water suspension stability test《雾化铝粉,铝粉和铝浆的测试 水中悬浮稳定性的测定》.pdf
  • CSN 42 0895 Cast 3-1988 Testing of granulated aluminium powder powder and paste Determination of active aluminium content《雾化铝粉;铝粉和铝浆的测试,活性铝的测定》.pdf CSN 42 0895 Cast 3-1988 Testing of granulated aluminium powder powder and paste Determination of active aluminium content《雾化铝粉;铝粉和铝浆的测试,活性铝的测定》.pdf
  • 相关搜索

    当前位置:首页 > 标准规范 > 国际标准 > 其他

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1