CN106246408B - 一种超紧凑高掺混效率消旋波瓣混合排气系统结构 - Google Patents
一种超紧凑高掺混效率消旋波瓣混合排气系统结构 Download PDFInfo
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- CN106246408B CN106246408B CN201610626733.5A CN201610626733A CN106246408B CN 106246408 B CN106246408 B CN 106246408B CN 201610626733 A CN201610626733 A CN 201610626733A CN 106246408 B CN106246408 B CN 106246408B
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- 238000002156 mixing Methods 0.000 title claims abstract description 47
- 230000006340 racemization Effects 0.000 title 1
- 239000003351 stiffener Substances 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/28—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow
- F02K1/34—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow for attenuating noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/46—Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610626733.5A CN106246408B (zh) | 2016-08-03 | 2016-08-03 | 一种超紧凑高掺混效率消旋波瓣混合排气系统结构 |
Applications Claiming Priority (1)
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CN201610626733.5A CN106246408B (zh) | 2016-08-03 | 2016-08-03 | 一种超紧凑高掺混效率消旋波瓣混合排气系统结构 |
Publications (2)
Publication Number | Publication Date |
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CN106246408A CN106246408A (zh) | 2016-12-21 |
CN106246408B true CN106246408B (zh) | 2017-10-03 |
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CN201610626733.5A Active CN106246408B (zh) | 2016-08-03 | 2016-08-03 | 一种超紧凑高掺混效率消旋波瓣混合排气系统结构 |
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CN (1) | CN106246408B (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107491601B (zh) * | 2017-08-09 | 2020-07-10 | 中国科学院工程热物理研究所 | 一种波瓣混合器的参数化设计方法 |
FR3070186B1 (fr) * | 2017-08-21 | 2021-06-11 | Safran Aircraft Engines | Tuyere secondaire modifiee acoustique |
CN109372653A (zh) * | 2018-12-13 | 2019-02-22 | 中国航发沈阳发动机研究所 | 一种涡扇发动机降噪排气组件 |
CN109915282B (zh) * | 2019-04-04 | 2020-03-20 | 中国人民解放军国防科技大学 | 应用于火箭基组合循环发动机的自适应火箭喷管 |
CN111288491B (zh) * | 2020-03-20 | 2021-07-16 | 中国科学院工程热物理研究所 | 一种燃烧室结构 |
CN111997780A (zh) * | 2020-09-02 | 2020-11-27 | 南昌航空大学 | 一种用于交变波瓣喷管的爪型波峰扰流片 |
CN113047979A (zh) * | 2021-04-01 | 2021-06-29 | 南昌航空大学 | 一种用于带内斜切或扇形处理波瓣喷管的波瓣形波峰 |
CN114183272B (zh) * | 2021-10-25 | 2024-07-19 | 北京航空航天大学 | 一种引射混合器及其控制方法 |
CN114044135B (zh) * | 2021-12-17 | 2025-01-07 | 厦门大学 | 抑制直升机高速脉冲噪声的方法、装置及直升机 |
CN114412656B (zh) * | 2022-01-25 | 2023-06-16 | 北京环境特性研究所 | 抑制排气系统后向红外辐射特征的混合器 |
CN115030836A (zh) * | 2022-06-27 | 2022-09-09 | 南京航空航天大学 | 具有模态调节和掺混强化功能的波瓣式后涵道引射器 |
CN115234938B (zh) * | 2022-09-21 | 2022-11-25 | 中国空气动力研究与发展中心空天技术研究所 | 用于旁路引气高马赫数涡轮发动机气流掺混器及设计方法 |
CN115750133B (zh) * | 2022-11-23 | 2024-07-16 | 中国科学院工程热物理研究所 | 基于带自适应侧向射流的突片的发动机喷管排气掺混结构 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4487017A (en) * | 1981-09-03 | 1984-12-11 | Rolls-Royce Limited | Exhaust mixer for turbofan aeroengine |
JPH07208263A (ja) * | 1994-01-21 | 1995-08-08 | Ishikawajima Harima Heavy Ind Co Ltd | 超音速航空機用排気ノズル |
US5722233A (en) * | 1993-06-23 | 1998-03-03 | The Nordam Group, Inc. | Turbofan engine exhaust mixing area modification for improved engine efficiency and noise reduction |
CN205243676U (zh) * | 2015-11-30 | 2016-05-18 | 南京航空航天大学 | 一种用于二元喷管出口的低红外特征波瓣引射混合装置 |
CN105781791A (zh) * | 2016-04-06 | 2016-07-20 | 西北工业大学 | 一种强化混合的脉动喷气用波瓣降噪引射器 |
-
2016
- 2016-08-03 CN CN201610626733.5A patent/CN106246408B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4487017A (en) * | 1981-09-03 | 1984-12-11 | Rolls-Royce Limited | Exhaust mixer for turbofan aeroengine |
US5722233A (en) * | 1993-06-23 | 1998-03-03 | The Nordam Group, Inc. | Turbofan engine exhaust mixing area modification for improved engine efficiency and noise reduction |
JPH07208263A (ja) * | 1994-01-21 | 1995-08-08 | Ishikawajima Harima Heavy Ind Co Ltd | 超音速航空機用排気ノズル |
CN205243676U (zh) * | 2015-11-30 | 2016-05-18 | 南京航空航天大学 | 一种用于二元喷管出口的低红外特征波瓣引射混合装置 |
CN105781791A (zh) * | 2016-04-06 | 2016-07-20 | 西北工业大学 | 一种强化混合的脉动喷气用波瓣降噪引射器 |
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CN106246408A (zh) | 2016-12-21 |
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Effective date of registration: 20201123 Address after: 266000 Huangdao District, Qingdao, Shandong Province, the south of Binhai Road and the west of mountain and Sichuan Patentee after: ZHONGKE HANGXING TECHNOLOGY Co.,Ltd. Address before: 100190 Beijing Haidian District North Fourth Ring Road West, No. 11 A202 Patentee before: Institute of Engineering Thermophysics, Chinese Academy of Sciences |
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Address after: No. 1333 Yingshanhong Road, Huangdao District, Qingdao, Shandong Province, 266000 Patentee after: Zhongke Hangxing Technology Co.,Ltd. Country or region after: China Address before: 266000 Binhai Avenue South, Shanchuan Road West, Huangdao District, Qingdao City, Shandong Province Patentee before: ZHONGKE HANGXING TECHNOLOGY Co.,Ltd. Country or region before: China |