CN102723024B - 一种隔声屏降噪效果的实验模型 - Google Patents
一种隔声屏降噪效果的实验模型 Download PDFInfo
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- CN102723024B CN102723024B CN201210182975.1A CN201210182975A CN102723024B CN 102723024 B CN102723024 B CN 102723024B CN 201210182975 A CN201210182975 A CN 201210182975A CN 102723024 B CN102723024 B CN 102723024B
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- acoustic screen
- noise reduction
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CN201210182975.1A CN102723024B (zh) | 2012-06-04 | 2012-06-04 | 一种隔声屏降噪效果的实验模型 |
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CN102723024A CN102723024A (zh) | 2012-10-10 |
CN102723024B true CN102723024B (zh) | 2014-05-28 |
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CN111010657B (zh) * | 2019-12-19 | 2022-01-25 | 深圳市方宁思创科技有限公司 | 数字anc自动仿真测试方法 |
CN112580136B (zh) * | 2020-12-16 | 2023-08-08 | 杭州京杭运河二通道建设投资有限公司 | 一种t梁预制场降噪优化布置方法 |
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CN2520348Y (zh) * | 2002-02-05 | 2002-11-13 | 上海成基市政建设发展有限公司 | 一种翻窗式声屏障 |
JP4369322B2 (ja) * | 2004-07-30 | 2009-11-18 | 大和ハウス工業株式会社 | 間仕切り壁等の遮音性能を表現する装置 |
CN201247583Y (zh) * | 2008-08-18 | 2009-05-27 | 朱玉顺 | 可移动式隔声屏 |
CN202615675U (zh) * | 2012-06-04 | 2012-12-19 | 辽宁石油化工大学 | 一种隔声屏降噪效果的实验模型 |
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Application publication date: 20121010 Assignee: Beijing Qizheng Ruiyang Science & Technology Co., Ltd. Assignor: Liaoming Petrochemical Univ. Contract record no.: 2014110000039 Denomination of invention: Experimental model for noise reduction effects of acoustic screens Granted publication date: 20140528 License type: Exclusive License Record date: 20140805 |
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