CN102723024A - 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
- Publication number
- CN102723024A CN102723024A CN2012101829751A CN201210182975A CN102723024A CN 102723024 A CN102723024 A CN 102723024A CN 2012101829751 A CN2012101829751 A CN 2012101829751A CN 201210182975 A CN201210182975 A CN 201210182975A CN 102723024 A CN102723024 A CN 102723024A
- Authority
- CN
- China
- Prior art keywords
- acoustic screen
- noise reduction
- frequency conversion
- variable pitch
- type variable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210182975.1A CN102723024B (zh) | 2012-06-04 | 2012-06-04 | 一种隔声屏降噪效果的实验模型 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210182975.1A CN102723024B (zh) | 2012-06-04 | 2012-06-04 | 一种隔声屏降噪效果的实验模型 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102723024A true CN102723024A (zh) | 2012-10-10 |
CN102723024B CN102723024B (zh) | 2014-05-28 |
Family
ID=46948767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210182975.1A Expired - Fee Related CN102723024B (zh) | 2012-06-04 | 2012-06-04 | 一种隔声屏降噪效果的实验模型 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102723024B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111010657A (zh) * | 2019-12-19 | 2020-04-14 | 深圳市方宁思创科技有限公司 | 数字anc自动仿真测试方法 |
CN112580136A (zh) * | 2020-12-16 | 2021-03-30 | 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 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JP2006047436A (ja) * | 2004-07-30 | 2006-02-16 | Daiwa House Ind Co Ltd | 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 |
-
2012
- 2012-06-04 CN CN201210182975.1A patent/CN102723024B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JP2006047436A (ja) * | 2004-07-30 | 2006-02-16 | Daiwa House Ind Co Ltd | 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 |
Non-Patent Citations (1)
Title |
---|
王鹏;燕翔;胡奇志;王江华: "《中国环境科学学会2009年学术年会论文集(第二卷)》", 31 December 2009 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111010657A (zh) * | 2019-12-19 | 2020-04-14 | 深圳市方宁思创科技有限公司 | 数字anc自动仿真测试方法 |
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 |
CN112580136A (zh) * | 2020-12-16 | 2021-03-30 | 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 |
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 |
Also Published As
Publication number | Publication date |
---|---|
CN102723024B (zh) | 2014-05-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102723024B (zh) | 一种隔声屏降噪效果的实验模型 | |
CN202615675U (zh) | 一种隔声屏降噪效果的实验模型 | |
Khan | Open columns: a carbon dioxide (CO2) responsive architecture | |
CN205785479U (zh) | 一种高精度电子天平台 | |
JP3195823U (ja) | 津波試験装置 | |
CN104021708B (zh) | 科氏加速度演示仪以及科式惯性力测量方法 | |
CN108986605A (zh) | 用于机械纵波的观察与波速测量的实验方法 | |
CN203250444U (zh) | 一种函数图像演示仪 | |
CN209543680U (zh) | 用于机械纵波的观察与波速测量的实验装置 | |
CN205862661U (zh) | 一种能量转化教学演示装置 | |
Didis Korhasan et al. | Examination of the variation in students' problem solving approaches due to the use of mathematical models in Doppler Effect | |
CN207149134U (zh) | 圆周运动规律演示仪 | |
CN203038502U (zh) | 一种便携式心理测试答题板 | |
Eshach et al. | Explanatory model for sound amplification in a stethoscope | |
Akmal | Influence of Perceived Usefulness and Ease of Use on Students’ continuous Intention in Learning On-Line English Lessons: an Extended TAM | |
CN206340237U (zh) | 一种运动控制试验箱 | |
CN113496644B (zh) | 一种便携式振动教学实验台 | |
RU136187U1 (ru) | Стенд моделирования скважинных автоматизированных систем управления | |
Moten et al. | Finite element modeling of an ultrasonic transducer | |
CN203825884U (zh) | 一种研究直角三角形动点问题的演示器 | |
Flannery | Laboratory scale modelling of a point absorber wave energy converter | |
CN109448512A (zh) | 一种物理教学用加速度实验演示装置 | |
CN203910091U (zh) | 一种正余弦原理演示仪 | |
RU2533356C2 (ru) | Электронный имитатор механического стрелочного манометра | |
CN103077641A (zh) | 一种减振材料减振效果的教学演示模型 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
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 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20190604 |