CN116291871A - 加力燃烧室隔热屏与机匣之间的低约束高阻尼连接结构 - Google Patents
加力燃烧室隔热屏与机匣之间的低约束高阻尼连接结构 Download PDFInfo
- Publication number
- CN116291871A CN116291871A CN202310544398.4A CN202310544398A CN116291871A CN 116291871 A CN116291871 A CN 116291871A CN 202310544398 A CN202310544398 A CN 202310544398A CN 116291871 A CN116291871 A CN 116291871A
- Authority
- CN
- China
- Prior art keywords
- heat shield
- flexible block
- side ring
- wall
- central shaft
- 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
- 238000013016 damping Methods 0.000 title claims abstract description 22
- 229920001967 Metal rubber Polymers 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims 2
- 230000010349 pulsation Effects 0.000 abstract description 9
- 230000009467 reduction Effects 0.000 abstract description 6
- 230000005284 excitation Effects 0.000 abstract description 5
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 17
- 230000000694 effects Effects 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 239000002737 fuel gas Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008646 thermal stress Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- DOQPXTMNIUCOSY-UHFFFAOYSA-N [4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl]-[2-(3,4-dimethoxyphenyl)ethyl]-methylazanium;chloride Chemical compound [H+].[Cl-].C1=C(OC)C(OC)=CC=C1CCN(C)CCCC(C#N)(C(C)C)C1=CC=C(OC)C(OC)=C1 DOQPXTMNIUCOSY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229940116800 covera Drugs 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
- 230000007246 mechanism Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/14—Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/20—Mounting or supporting of plant; Accommodating heat expansion or creep
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/24—Heat or noise insulation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310544398.4A CN116291871B (zh) | 2023-05-16 | 2023-05-16 | 加力燃烧室隔热屏与机匣之间的低约束高阻尼连接结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310544398.4A CN116291871B (zh) | 2023-05-16 | 2023-05-16 | 加力燃烧室隔热屏与机匣之间的低约束高阻尼连接结构 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN116291871A true CN116291871A (zh) | 2023-06-23 |
CN116291871B CN116291871B (zh) | 2023-07-21 |
Family
ID=86817051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310544398.4A Active CN116291871B (zh) | 2023-05-16 | 2023-05-16 | 加力燃烧室隔热屏与机匣之间的低约束高阻尼连接结构 |
Country Status (1)
Country | Link |
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CN (1) | CN116291871B (zh) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030089115A1 (en) * | 2001-11-12 | 2003-05-15 | Gerendas Miklos Dr. | Heat shield arrangement with sealing element |
CN102460022A (zh) * | 2009-06-09 | 2012-05-16 | 西门子公司 | 带有螺栓穿引器件的热屏元件装置和安装热屏元件的方法 |
CN203214171U (zh) * | 2013-03-05 | 2013-09-25 | 中国航空工业集团公司沈阳发动机设计研究所 | 一种加力隔热屏浮动支承固定装置 |
CN204532553U (zh) * | 2015-04-02 | 2015-08-05 | 中国航空工业集团公司沈阳发动机设计研究所 | 一种浮动支承固定结构 |
US20150354412A1 (en) * | 2013-02-14 | 2015-12-10 | United Technologies Corporation | Compliant heat shield liner hanger assembly for gas turbine engines |
CN108252821A (zh) * | 2017-12-26 | 2018-07-06 | 中国航发四川燃气涡轮研究院 | 一种用于喷管调节板与机匣的组合金属弹性密封结构 |
CN208294674U (zh) * | 2018-06-05 | 2018-12-28 | 中国航发沈阳发动机研究所 | 一种限制涡扇发动机外涵出口内外侧通道高度的支架 |
CN113685287A (zh) * | 2021-10-26 | 2021-11-23 | 中国航发四川燃气涡轮研究院 | 一种用于发动机二元喷管隔热屏的热补偿浮动结构 |
CN114165815A (zh) * | 2021-10-20 | 2022-03-11 | 中国航发四川燃气涡轮研究院 | 补偿热变形的拉杆装置 |
CN115013841A (zh) * | 2022-05-12 | 2022-09-06 | 中国航发四川燃气涡轮研究院 | 加力燃烧室双层浮动密封圆转方隔热屏结构及后排气系统 |
-
2023
- 2023-05-16 CN CN202310544398.4A patent/CN116291871B/zh active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030089115A1 (en) * | 2001-11-12 | 2003-05-15 | Gerendas Miklos Dr. | Heat shield arrangement with sealing element |
CN102460022A (zh) * | 2009-06-09 | 2012-05-16 | 西门子公司 | 带有螺栓穿引器件的热屏元件装置和安装热屏元件的方法 |
US20150354412A1 (en) * | 2013-02-14 | 2015-12-10 | United Technologies Corporation | Compliant heat shield liner hanger assembly for gas turbine engines |
CN203214171U (zh) * | 2013-03-05 | 2013-09-25 | 中国航空工业集团公司沈阳发动机设计研究所 | 一种加力隔热屏浮动支承固定装置 |
CN204532553U (zh) * | 2015-04-02 | 2015-08-05 | 中国航空工业集团公司沈阳发动机设计研究所 | 一种浮动支承固定结构 |
CN108252821A (zh) * | 2017-12-26 | 2018-07-06 | 中国航发四川燃气涡轮研究院 | 一种用于喷管调节板与机匣的组合金属弹性密封结构 |
CN208294674U (zh) * | 2018-06-05 | 2018-12-28 | 中国航发沈阳发动机研究所 | 一种限制涡扇发动机外涵出口内外侧通道高度的支架 |
CN114165815A (zh) * | 2021-10-20 | 2022-03-11 | 中国航发四川燃气涡轮研究院 | 补偿热变形的拉杆装置 |
CN113685287A (zh) * | 2021-10-26 | 2021-11-23 | 中国航发四川燃气涡轮研究院 | 一种用于发动机二元喷管隔热屏的热补偿浮动结构 |
CN115013841A (zh) * | 2022-05-12 | 2022-09-06 | 中国航发四川燃气涡轮研究院 | 加力燃烧室双层浮动密封圆转方隔热屏结构及后排气系统 |
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CN116291871B (zh) | 2023-07-21 |
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GR01 | Patent grant | ||
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CB03 | Change of inventor or designer information |
Inventor after: Ma Yanhong Inventor after: Wang Dong Inventor after: Lao Linjian Inventor after: Li Chao Inventor after: Chen Xueqi Inventor after: Wang Yongfeng Inventor after: Hong Jie Inventor before: Ma Yanhong Inventor before: Wang Dong Inventor before: Lao Linjian Inventor before: Li Chao Inventor before: Chen Xueqi Inventor before: Wang Yongfeng Inventor before: Hong Jie |
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CB03 | Change of inventor or designer information |