CN114857092B - 一种机匣及流体动力设备 - Google Patents
一种机匣及流体动力设备 Download PDFInfo
- Publication number
- CN114857092B CN114857092B CN202210504992.6A CN202210504992A CN114857092B CN 114857092 B CN114857092 B CN 114857092B CN 202210504992 A CN202210504992 A CN 202210504992A CN 114857092 B CN114857092 B CN 114857092B
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- Prior art keywords
- concave groove
- casing
- fluid
- casing body
- film
- 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.)
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Links
- 239000012530 fluid Substances 0.000 title claims abstract description 56
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
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- 239000000463 material Substances 0.000 description 2
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- 229920000742 Cotton Polymers 0.000 description 1
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- 239000004761 kevlar Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210504992.6A CN114857092B (zh) | 2022-05-10 | 2022-05-10 | 一种机匣及流体动力设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210504992.6A CN114857092B (zh) | 2022-05-10 | 2022-05-10 | 一种机匣及流体动力设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114857092A CN114857092A (zh) | 2022-08-05 |
CN114857092B true CN114857092B (zh) | 2024-03-15 |
Family
ID=82636845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210504992.6A Active CN114857092B (zh) | 2022-05-10 | 2022-05-10 | 一种机匣及流体动力设备 |
Country Status (1)
Country | Link |
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CN (1) | CN114857092B (zh) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102032218A (zh) * | 2010-12-08 | 2011-04-27 | 北京航空航天大学 | 一种背腔穿孔板式机匣处理方法 |
CN104373388A (zh) * | 2014-11-15 | 2015-02-25 | 中国科学院工程热物理研究所 | 一种压气机带离散缝式周向槽机匣处理流动控制方法 |
CN104533754A (zh) * | 2014-12-24 | 2015-04-22 | 合肥美的电冰箱有限公司 | 压缩机的消音组件和冰箱 |
CN108806663A (zh) * | 2018-07-09 | 2018-11-13 | 合肥坤谷环保材料有限公司 | 一种高效隔音材料 |
CN110285495A (zh) * | 2019-06-28 | 2019-09-27 | 广东美的制冷设备有限公司 | 一种隔振吸音装置及空调室外机 |
CN111238018A (zh) * | 2020-03-03 | 2020-06-05 | 青岛海信日立空调***有限公司 | 一种制冷设备 |
CN112567453A (zh) * | 2018-08-17 | 2021-03-26 | 富士胶片株式会社 | 分区部件、交通工具及电子设备 |
CN114211826A (zh) * | 2021-11-30 | 2022-03-22 | 中国航发沈阳发动机研究所 | 一种发动机机匣内双自由度声衬及其设计加工方法 |
-
2022
- 2022-05-10 CN CN202210504992.6A patent/CN114857092B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102032218A (zh) * | 2010-12-08 | 2011-04-27 | 北京航空航天大学 | 一种背腔穿孔板式机匣处理方法 |
CN104373388A (zh) * | 2014-11-15 | 2015-02-25 | 中国科学院工程热物理研究所 | 一种压气机带离散缝式周向槽机匣处理流动控制方法 |
CN104533754A (zh) * | 2014-12-24 | 2015-04-22 | 合肥美的电冰箱有限公司 | 压缩机的消音组件和冰箱 |
CN108806663A (zh) * | 2018-07-09 | 2018-11-13 | 合肥坤谷环保材料有限公司 | 一种高效隔音材料 |
CN112567453A (zh) * | 2018-08-17 | 2021-03-26 | 富士胶片株式会社 | 分区部件、交通工具及电子设备 |
CN110285495A (zh) * | 2019-06-28 | 2019-09-27 | 广东美的制冷设备有限公司 | 一种隔振吸音装置及空调室外机 |
CN111238018A (zh) * | 2020-03-03 | 2020-06-05 | 青岛海信日立空调***有限公司 | 一种制冷设备 |
CN114211826A (zh) * | 2021-11-30 | 2022-03-22 | 中国航发沈阳发动机研究所 | 一种发动机机匣内双自由度声衬及其设计加工方法 |
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Publication number | Publication date |
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CN114857092A (zh) | 2022-08-05 |
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SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Sun Dakun Inventor after: Zhang Jiaming Inventor after: Zhang Ming Inventor after: Xue Yongguang Inventor after: Gao Xing Inventor after: Liu Rui Inventor after: Sun Xiaofeng Inventor before: Sun Dakun Inventor before: Zhang Jiaming Inventor before: Zhang Ming Inventor before: Xue Yongguang Inventor before: Gao Xing Inventor before: Liu Rui Inventor before: Sun Xiaofeng |
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