DE1800933B1 - Anordnung zur Schalldaempfung der Turbinentriebwerksanlage eines Luftfahrzeuges - Google Patents
Anordnung zur Schalldaempfung der Turbinentriebwerksanlage eines LuftfahrzeugesInfo
- Publication number
- DE1800933B1 DE1800933B1 DE19681800933D DE1800933DA DE1800933B1 DE 1800933 B1 DE1800933 B1 DE 1800933B1 DE 19681800933 D DE19681800933 D DE 19681800933D DE 1800933D A DE1800933D A DE 1800933DA DE 1800933 B1 DE1800933 B1 DE 1800933B1
- Authority
- DE
- Germany
- Prior art keywords
- sound
- engine
- arrangement according
- soundproofing
- walls
- 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.)
- Pending
Links
- 238000010521 absorption reaction Methods 0.000 title 1
- 230000005855 radiation Effects 0.000 claims description 6
- 210000004027 cell Anatomy 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 239000011491 glass wool Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 210000000497 foam cell Anatomy 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 239000011494 foam glass Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- 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
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/30—Exhaust heads, chambers, or the like
-
- 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)
- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681800933 DE1800933C2 (de) | 1968-10-03 | Anordnung zur Schalldämpfung der Turbinentriebwerksanlage eines Luftfahrzeuges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1800933B1 true DE1800933B1 (de) | 1970-07-23 |
Family
ID=5709520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681800933D Pending DE1800933B1 (de) | 1968-10-03 | 1968-10-03 | Anordnung zur Schalldaempfung der Turbinentriebwerksanlage eines Luftfahrzeuges |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3620487A (enExample) |
| DE (1) | DE1800933B1 (enExample) |
| FR (1) | FR2019766A7 (enExample) |
| GB (1) | GB1288403A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060163425A1 (en) * | 2005-01-27 | 2006-07-27 | Honeywell International, Inc. | Aircraft inlet assembly for reducing auxiliary power unit noise |
| US20090025393A1 (en) * | 2006-10-31 | 2009-01-29 | Karl Edward Sheldon | Auxiliary power unit assembly |
| US20240367809A1 (en) * | 2021-11-17 | 2024-11-07 | Verdego Aero, Inc. | Inlet and outlet air geometry and components to reduce noise from an aircraft component enclosure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2263919A (en) * | 1939-10-21 | 1941-11-25 | Lockheed Aircraft Corp | Sound and vibration insulation for aircraft cabins |
| US2819032A (en) * | 1953-10-20 | 1958-01-07 | Douglas Aircraft Co Inc | Aircraft fuselage having panel damping material |
| US3002710A (en) * | 1956-05-15 | 1961-10-03 | Sud Aviation | Helicopters |
| US3055615A (en) * | 1960-02-20 | 1962-09-25 | Rolls Royce | Gas turbine engine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2294399A (en) * | 1941-07-23 | 1942-09-01 | William W Welch | Plastic fan stand |
| US2648192A (en) * | 1949-09-27 | 1953-08-11 | United Aircraft Corp | Variable capacity jet exhaust augmenter |
| FR1186310A (fr) * | 1957-09-04 | 1959-08-20 | Perfectionnements apportés aux installations comprenant des aérodynes à décollage vertical, notamment des aérodynes à hélices carénées | |
| US3103987A (en) * | 1960-08-31 | 1963-09-17 | Koppers Co Inc | Acoustical panel construction |
| GB931904A (en) * | 1961-04-05 | 1963-07-24 | Rolls Royce | Fluid flow machine |
| US3351304A (en) * | 1965-10-15 | 1967-11-07 | Avco Corp | Combined vertical-lift forwardthrust aircraft |
-
1968
- 1968-10-03 DE DE19681800933D patent/DE1800933B1/de active Pending
-
1969
- 1969-08-25 FR FR6928990A patent/FR2019766A7/fr not_active Expired
- 1969-09-26 US US861305A patent/US3620487A/en not_active Expired - Lifetime
- 1969-10-03 GB GB4878269A patent/GB1288403A/en not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2263919A (en) * | 1939-10-21 | 1941-11-25 | Lockheed Aircraft Corp | Sound and vibration insulation for aircraft cabins |
| US2819032A (en) * | 1953-10-20 | 1958-01-07 | Douglas Aircraft Co Inc | Aircraft fuselage having panel damping material |
| US3002710A (en) * | 1956-05-15 | 1961-10-03 | Sud Aviation | Helicopters |
| US3055615A (en) * | 1960-02-20 | 1962-09-25 | Rolls Royce | Gas turbine engine |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1288403A (enExample) | 1972-09-06 |
| US3620487A (en) | 1971-11-16 |
| FR2019766A7 (enExample) | 1970-07-10 |
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