DE3828834C1 - - Google Patents
Info
- Publication number
- DE3828834C1 DE3828834C1 DE3828834A DE3828834A DE3828834C1 DE 3828834 C1 DE3828834 C1 DE 3828834C1 DE 3828834 A DE3828834 A DE 3828834A DE 3828834 A DE3828834 A DE 3828834A DE 3828834 C1 DE3828834 C1 DE 3828834C1
- Authority
- DE
- Germany
- Prior art keywords
- cooling air
- engine according
- turbo engine
- flow channel
- oil cooler
- 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.)
- Expired
Links
- 238000001816 cooling Methods 0.000 claims description 43
- 239000003921 oil Substances 0.000 claims description 27
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 3
- 239000001294 propane Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241001214257 Mene Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000004044 response Effects 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
- F02C7/12—Cooling of plants
- F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
-
- 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
- F02C7/047—Heating to prevent icing
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Supercharger (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Motor Or Generator Cooling System (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3828834A DE3828834C1 (enExample) | 1988-08-25 | 1988-08-25 | |
| JP1211206A JP2790865B2 (ja) | 1988-08-25 | 1989-08-15 | ターボエンジン |
| GB8919070A GB2222855B (en) | 1988-08-25 | 1989-08-22 | Turbo engine |
| FR8911263A FR2635824B1 (fr) | 1988-08-25 | 1989-08-25 | Turbomoteur a turbine a gaz entrainant par un reducteur des rotors a helices ou des rotors de soufflante |
| US07/398,445 US4999994A (en) | 1988-08-25 | 1989-08-25 | Turbo engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3828834A DE3828834C1 (enExample) | 1988-08-25 | 1988-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3828834C1 true DE3828834C1 (enExample) | 1989-11-02 |
Family
ID=6361570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3828834A Expired DE3828834C1 (enExample) | 1988-08-25 | 1988-08-25 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4999994A (enExample) |
| JP (1) | JP2790865B2 (enExample) |
| DE (1) | DE3828834C1 (enExample) |
| FR (1) | FR2635824B1 (enExample) |
| GB (1) | GB2222855B (enExample) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2705996A1 (fr) * | 1993-06-03 | 1994-12-09 | Snecma | Système de dégivrage des parties avant d'une turbomachine. |
| DE10215551A1 (de) * | 2002-04-09 | 2003-10-23 | Rolls Royce Deutschland | Turboprop-Flugzeugtriebwerk |
| RU2226612C2 (ru) * | 2002-06-11 | 2004-04-10 | Открытое акционерное общество "Авиадвигатель" | Газотурбинный двигатель |
| FR2945270A1 (fr) * | 2009-05-05 | 2010-11-12 | Airbus France | Dispositif de degivrage pour pales de propulseur de type propfan |
| DE102010010130A1 (de) * | 2010-03-04 | 2011-09-08 | Rolls-Royce Deutschland Ltd & Co Kg | Fluggasturbinenantrieb mit Enteisung |
| FR3021628A1 (fr) * | 2014-06-03 | 2015-12-04 | Snecma | Dispositif de degivrage et/ou d'antigivrage de recepteur de turbomachine comportant des moyens de passage d'air chaud entre deux parties de recepteur de turbomachine |
| EP3299675A1 (en) * | 2016-09-23 | 2018-03-28 | Bell Helicopter Textron Inc. | Redundant fans for cooling system |
Families Citing this family (97)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2251031B (en) * | 1990-12-19 | 1995-01-18 | Rolls Royce Plc | Cooling air pick up |
| US5269135A (en) * | 1991-10-28 | 1993-12-14 | General Electric Company | Gas turbine engine fan cooled heat exchanger |
| US5655359A (en) * | 1995-05-15 | 1997-08-12 | The Boeing Company | Passive cooling device and method for cooling an auxiliary power unit on an airplane |
| DE19524731A1 (de) * | 1995-07-07 | 1997-01-09 | Bmw Rolls Royce Gmbh | Turboprop-Triebwerk mit einem Luft-Ölkühler |
| US5649418A (en) * | 1995-08-07 | 1997-07-22 | Solar Turbines Incorporated | Integrated power converter cooling system using turbine intake air |
| FR2788308A1 (fr) * | 1999-01-07 | 2000-07-13 | Snecma | Dispositif de refroidissement d'un reducteur de vitesse de turbomachine |
| US6651929B2 (en) * | 2001-10-29 | 2003-11-25 | Pratt & Whitney Canada Corp. | Passive cooling system for auxiliary power unit installation |
| DE10200459A1 (de) * | 2002-01-09 | 2003-07-24 | Airbus Gmbh | Lufteinlauf für ein Hilfstriebwerk in einem Flugzeug |
| DE10233947A1 (de) * | 2002-07-25 | 2004-02-12 | Siemens Ag | Windkraftanlage |
| DE10335482B4 (de) | 2003-08-02 | 2008-04-03 | Airbus Deutschland Gmbh | Staulufteinlass eines Flugzeuges |
| US7231767B2 (en) * | 2004-04-16 | 2007-06-19 | Pratt & Whitney Canada Corp. | Forced air cooling system |
| EP1825128B1 (en) | 2004-12-01 | 2011-03-02 | United Technologies Corporation | Regenerative turbine blade and vane cooling for a tip turbine engine |
| WO2006110124A2 (en) * | 2004-12-01 | 2006-10-19 | United Technologies Corporation | Ejector cooling of outer case for tip turbine engine |
| EP2333287A1 (en) * | 2004-12-01 | 2011-06-15 | United Technologies Corporation | Vectoring transition duct for turbine engine |
| US20090148273A1 (en) * | 2004-12-01 | 2009-06-11 | Suciu Gabriel L | Compressor inlet guide vane for tip turbine engine and corresponding control method |
| US8087885B2 (en) * | 2004-12-01 | 2012-01-03 | United Technologies Corporation | Stacked annular components for turbine engines |
| DE602004018045D1 (de) | 2004-12-01 | 2009-01-08 | United Technologies Corp | Gebläseschaufelanordnung für ein tip-turbinentriebwerk und montageverfahren |
| WO2006110122A2 (en) | 2004-12-01 | 2006-10-19 | United Technologies Corporation | Inflatable bleed valve for a turbine engine and a method of operating therefore |
| WO2006059970A2 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Turbine engine with differential gear driven fan and compressor |
| US8096753B2 (en) | 2004-12-01 | 2012-01-17 | United Technologies Corporation | Tip turbine engine and operating method with reverse core airflow |
| WO2006060011A1 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Tip turbine engine comprising a nonrotable compartment |
| WO2006060009A1 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Turbine blade engine comprising turbine clusters and radial attachment lock arrangement therefor |
| EP1825170B1 (en) | 2004-12-01 | 2009-03-18 | United Technologies Corporation | Gearbox lubrication supply system for a tip turbine engine |
| US7631485B2 (en) * | 2004-12-01 | 2009-12-15 | United Technologies Corporation | Tip turbine engine with a heat exchanger |
| EP1828573B1 (en) | 2004-12-01 | 2010-06-16 | United Technologies Corporation | Hydraulic seal for a gearbox of a tip turbine engine |
| US9845727B2 (en) | 2004-12-01 | 2017-12-19 | United Technologies Corporation | Tip turbine engine composite tailcone |
| US8033092B2 (en) | 2004-12-01 | 2011-10-11 | United Technologies Corporation | Tip turbine engine integral fan, combustor, and turbine case |
| US7976273B2 (en) | 2004-12-01 | 2011-07-12 | United Technologies Corporation | Tip turbine engine support structure |
| WO2006059985A1 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Axial compressor for tip turbine engine |
| WO2006059980A2 (en) * | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Diffuser aspiration for a tip turbine engine |
| DE602004019709D1 (de) * | 2004-12-01 | 2009-04-09 | United Technologies Corp | Tip-turbinentriebwerk und entsprechendes betriebsverfahren |
| WO2006059988A1 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Modular tip turbine engine |
| EP1828545A2 (en) | 2004-12-01 | 2007-09-05 | United Technologies Corporation | Annular turbine ring rotor |
| US7882695B2 (en) | 2004-12-01 | 2011-02-08 | United Technologies Corporation | Turbine blow down starter for turbine engine |
| US7921635B2 (en) | 2004-12-01 | 2011-04-12 | United Technologies Corporation | Peripheral combustor for tip turbine engine |
| US7883314B2 (en) | 2004-12-01 | 2011-02-08 | United Technologies Corporation | Seal assembly for a fan-turbine rotor of a tip turbine engine |
| US7882694B2 (en) | 2004-12-01 | 2011-02-08 | United Technologies Corporation | Variable fan inlet guide vane assembly for gas turbine engine |
| EP1841959B1 (en) | 2004-12-01 | 2012-05-09 | United Technologies Corporation | Balanced turbine rotor fan blade for a tip turbine engine |
| WO2006059987A1 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Particle separator for tip turbine engine |
| WO2006059978A1 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Cantilevered tip turbine engine |
| US8024931B2 (en) | 2004-12-01 | 2011-09-27 | United Technologies Corporation | Combustor for turbine engine |
| EP1828547B1 (en) | 2004-12-01 | 2011-11-30 | United Technologies Corporation | Turbofan comprising a plurality of individually controlled inlet guide vanes and corresponding controlling method |
| EP1825111B1 (en) | 2004-12-01 | 2011-08-31 | United Technologies Corporation | Counter-rotating compressor case for a tip turbine engine |
| US8365511B2 (en) | 2004-12-01 | 2013-02-05 | United Technologies Corporation | Tip turbine engine integral case, vane, mount and mixer |
| WO2006059972A1 (en) | 2004-12-01 | 2006-06-08 | United Technologies Corporation | Compressor variable stage remote actuation for turbine engine |
| US7883315B2 (en) | 2004-12-01 | 2011-02-08 | United Technologies Corporation | Seal assembly for a fan rotor of a tip turbine engine |
| DE602004029950D1 (de) * | 2004-12-01 | 2010-12-16 | United Technologies Corp | Enggekoppelte getriebeanordnung für einen spitzenturbinenmotor |
| US7937927B2 (en) | 2004-12-01 | 2011-05-10 | United Technologies Corporation | Counter-rotating gearbox for tip turbine engine |
| EP1828568B1 (en) | 2004-12-01 | 2011-03-23 | United Technologies Corporation | Fan-turbine rotor assembly for a tip turbine engine |
| US7874163B2 (en) | 2004-12-01 | 2011-01-25 | United Technologies Corporation | Starter generator system for a tip turbine engine |
| US8104257B2 (en) * | 2004-12-01 | 2012-01-31 | United Technologies Corporation | Tip turbine engine with multiple fan and turbine stages |
| EP1819907A2 (en) | 2004-12-01 | 2007-08-22 | United Technologies Corporation | Fan blade with integral diffuser section and tip turbine blade section for a tip turbine engine |
| US9109537B2 (en) | 2004-12-04 | 2015-08-18 | United Technologies Corporation | Tip turbine single plane mount |
| US20060130454A1 (en) * | 2004-12-22 | 2006-06-22 | Caterpillar Inc. | Cooling system using gas turbine engine air stream |
| FR2902830B1 (fr) * | 2006-06-27 | 2008-08-08 | Airbus France Sas | Turboreacteur pour aeronef |
| GB0708459D0 (en) * | 2007-05-02 | 2007-06-06 | Rolls Royce Plc | A temperature controlling arrangement |
| US8967945B2 (en) | 2007-05-22 | 2015-03-03 | United Technologies Corporation | Individual inlet guide vane control for tip turbine engine |
| US8708643B2 (en) * | 2007-08-14 | 2014-04-29 | General Electric Company | Counter-rotatable fan gas turbine engine with axial flow positive displacement worm gas generator |
| US8210798B2 (en) * | 2008-02-13 | 2012-07-03 | United Technologies Corporation | Cooled pusher propeller system |
| US7984606B2 (en) * | 2008-11-03 | 2011-07-26 | Propulsion, Gas Turbine, And Energy Evaluations, Llc | Systems and methods for thermal management in a gas turbine powerplant |
| FR2946089B1 (fr) * | 2009-05-27 | 2012-05-04 | Airbus France | Dispositif de refroidissement de fluides pour propulseur a turbomachine |
| US20110158808A1 (en) * | 2009-12-29 | 2011-06-30 | Hamilton Sundstrand Corporation | Method for propeller blade root flow control by airflow through spinner |
| US20110182723A1 (en) * | 2010-01-26 | 2011-07-28 | Airbus Operations (S.A.S) | Turbomachine aircraft propeller |
| US8496448B2 (en) * | 2010-03-16 | 2013-07-30 | Toyota Motor Engineering & Manufacturing North America, Inc. | Pump assembly |
| US8602717B2 (en) | 2010-10-28 | 2013-12-10 | United Technologies Corporation | Compression system for turbomachine heat exchanger |
| FR2967646B1 (fr) * | 2010-11-19 | 2015-03-06 | Snecma | Pale pour une helice de turbomachine |
| US8973552B2 (en) | 2011-06-27 | 2015-03-10 | United Technologies Corporation | Integral oil system |
| US9200570B2 (en) | 2012-02-24 | 2015-12-01 | Pratt & Whitney Canada Corp. | Air-cooled oil cooler for turbofan engine |
| US9151224B2 (en) * | 2012-03-14 | 2015-10-06 | United Technologies Corporation | Constant-speed pump system for engine thermal management system AOC reduction and environmental control system loss elimination |
| US9062566B2 (en) * | 2012-04-02 | 2015-06-23 | United Technologies Corporation | Turbomachine thermal management |
| US9127566B2 (en) * | 2012-04-02 | 2015-09-08 | United Technologies Corporation | Turbomachine thermal management |
| US9115593B2 (en) * | 2012-04-02 | 2015-08-25 | United Technologies Corporation | Turbomachine thermal management |
| GB201212072D0 (en) * | 2012-07-06 | 2012-08-22 | Rolls Royce Plc | Fluid intake and system for rotary machines |
| WO2014092777A1 (en) | 2012-12-10 | 2014-06-19 | United Technologies Corporation | Gas turbine engine with plural accessory air paths |
| WO2014149105A1 (en) | 2013-03-15 | 2014-09-25 | United Technologies Corporation | Compartment shielding |
| GB201406952D0 (en) * | 2014-04-17 | 2014-06-04 | Rolls Royce Plc | Open rotor propulsion engine |
| FR3023587B1 (fr) * | 2014-07-10 | 2016-07-15 | Turbomeca | Turbomachine a systeme de refroidissement autonome d'equipements. |
| US10415475B2 (en) | 2014-07-31 | 2019-09-17 | Sikorsky Aircraft Corporation | Gearbox oil cooling assembly |
| US10450956B2 (en) * | 2014-10-21 | 2019-10-22 | United Technologies Corporation | Additive manufactured ducted heat exchanger system with additively manufactured fairing |
| US9920708B2 (en) | 2015-02-09 | 2018-03-20 | United Technologies Corporation | Nose cone assembly and method of circulating air in a gas turbine engine |
| US9879591B2 (en) | 2015-02-20 | 2018-01-30 | Pratt & Whitney Canada Corp. | Engine intake assembly with selector valve |
| US9797297B2 (en) | 2015-02-20 | 2017-10-24 | Pratt & Whitney Canada Corp. | Compound engine assembly with common inlet |
| US9932892B2 (en) | 2015-02-20 | 2018-04-03 | Pratt & Whitney Canada Corp. | Compound engine assembly with coaxial compressor and offset turbine section |
| US9896998B2 (en) * | 2015-02-20 | 2018-02-20 | Pratt & Whitney Canada Corp. | Compound engine assembly with modulated flow |
| US10060350B2 (en) | 2015-04-13 | 2018-08-28 | United Technologies Corporation | Nose cone assembly and method of circulating air in a gas turbine engine |
| US9828914B2 (en) * | 2015-04-13 | 2017-11-28 | United Technologies Corporation | Thermal management system and method of circulating air in a gas turbine engine |
| US20160298543A1 (en) * | 2015-04-13 | 2016-10-13 | United Technologies Corporation | Lubricant circulation system and method of circulating lubricant in a gas turbine engine |
| US9777595B2 (en) * | 2015-05-05 | 2017-10-03 | United Technologies Corporation | Lubrication system for geared gas turbine engine |
| FR3041392A1 (fr) * | 2015-09-17 | 2017-03-24 | Labinal Power Systems | Groupe de refroidissement pour un moteur ou une boite d'engrenages d'aeronef |
| US10215096B2 (en) * | 2015-11-04 | 2019-02-26 | United Technologies Corporation | Engine with nose cone heat exchanger and radially outer discharge |
| US10267334B2 (en) * | 2016-08-01 | 2019-04-23 | United Technologies Corporation | Annular heatshield |
| US10544717B2 (en) | 2016-09-07 | 2020-01-28 | Pratt & Whitney Canada Corp. | Shared oil system arrangement for an engine component and a generator |
| US10907723B2 (en) * | 2016-09-23 | 2021-02-02 | Bell Helicopter Textron Inc. | Redundant cooling system |
| US10823041B2 (en) * | 2017-12-19 | 2020-11-03 | Pratt & Whitney Canada Corp. | Engine assembly with plenum and remote fan |
| CA3048823C (en) * | 2019-07-08 | 2023-10-03 | Mike Richard John Smith | Gas-wind turbine engine |
| US11215124B2 (en) * | 2019-08-27 | 2022-01-04 | Pratt & Whitney Canada Corp. | System and method for conditioning a fluid using bleed air from a bypass duct of a turbofan engine |
| WO2022262998A1 (fr) * | 2021-06-18 | 2022-12-22 | Safran Aero Boosters Sa | Structure de turbomachine a trois flux |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2148755A1 (de) * | 1970-10-02 | 1972-07-20 | Secr Defence Brit | OElsystem fuer Turboluftstrahltriebwerke |
| US3897168A (en) * | 1974-03-05 | 1975-07-29 | Westinghouse Electric Corp | Turbomachine extraction flow guide vanes |
| DE3714990A1 (de) * | 1987-05-06 | 1988-12-01 | Mtu Muenchen Gmbh | Propfan-turbotriebwerk |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2435990A (en) * | 1945-08-17 | 1948-02-17 | Westinghouse Electric Corp | Gas turbine lubricating oil cooling and air inlet deicing system |
| GB636612A (en) * | 1947-06-20 | 1950-05-03 | Ferdinand Basil Greatrex | Improvements in compressors of gas turbine units |
| FR971304A (fr) * | 1947-08-18 | 1951-01-16 | Rotol Ltd | Perfectionnements relatifs aux groupes turbo-moteurs à gaz pour aéronefs |
| GB750200A (en) * | 1953-12-30 | 1956-06-13 | Armstrong Siddeley Motors Ltd | Improvements relating to ducted-fan, turbo-jet engines |
| GB2136880A (en) * | 1983-03-18 | 1984-09-26 | Rolls Royce | Anti-icing of gas turbine engine air intakes |
| US4546605A (en) * | 1983-12-16 | 1985-10-15 | United Technologies Corporation | Heat exchange system |
| US4722666A (en) * | 1987-06-29 | 1988-02-02 | United Technologies Corporation | Nose cowl mounted oil lubricating and cooling system |
-
1988
- 1988-08-25 DE DE3828834A patent/DE3828834C1/de not_active Expired
-
1989
- 1989-08-15 JP JP1211206A patent/JP2790865B2/ja not_active Expired - Fee Related
- 1989-08-22 GB GB8919070A patent/GB2222855B/en not_active Expired - Lifetime
- 1989-08-25 FR FR8911263A patent/FR2635824B1/fr not_active Expired - Fee Related
- 1989-08-25 US US07/398,445 patent/US4999994A/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2148755A1 (de) * | 1970-10-02 | 1972-07-20 | Secr Defence Brit | OElsystem fuer Turboluftstrahltriebwerke |
| US3897168A (en) * | 1974-03-05 | 1975-07-29 | Westinghouse Electric Corp | Turbomachine extraction flow guide vanes |
| DE3714990A1 (de) * | 1987-05-06 | 1988-12-01 | Mtu Muenchen Gmbh | Propfan-turbotriebwerk |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2705996A1 (fr) * | 1993-06-03 | 1994-12-09 | Snecma | Système de dégivrage des parties avant d'une turbomachine. |
| DE10215551A1 (de) * | 2002-04-09 | 2003-10-23 | Rolls Royce Deutschland | Turboprop-Flugzeugtriebwerk |
| RU2226612C2 (ru) * | 2002-06-11 | 2004-04-10 | Открытое акционерное общество "Авиадвигатель" | Газотурбинный двигатель |
| FR2945270A1 (fr) * | 2009-05-05 | 2010-11-12 | Airbus France | Dispositif de degivrage pour pales de propulseur de type propfan |
| WO2010128240A3 (fr) * | 2009-05-05 | 2011-02-10 | Airbus Operations (S.A.S) | Dispositif de dégivrage pour pales de propulseur de type propfan |
| US8932016B2 (en) | 2009-05-05 | 2015-01-13 | Airbus Operations S.A.S. | Deicing device for propfan-type propeller blades |
| DE102010010130A1 (de) * | 2010-03-04 | 2011-09-08 | Rolls-Royce Deutschland Ltd & Co Kg | Fluggasturbinenantrieb mit Enteisung |
| DE102010010130B4 (de) | 2010-03-04 | 2020-06-04 | Rolls-Royce Deutschland Ltd & Co Kg | Fluggasturbinenantrieb mit Enteisung |
| FR3021628A1 (fr) * | 2014-06-03 | 2015-12-04 | Snecma | Dispositif de degivrage et/ou d'antigivrage de recepteur de turbomachine comportant des moyens de passage d'air chaud entre deux parties de recepteur de turbomachine |
| EP3299675A1 (en) * | 2016-09-23 | 2018-03-28 | Bell Helicopter Textron Inc. | Redundant fans for cooling system |
| US10962103B2 (en) | 2016-09-23 | 2021-03-30 | Bell Helicopter Textron Inc. | Redundant fans for cooling system |
| US11454312B2 (en) | 2016-09-23 | 2022-09-27 | Textron Innovations Inc. | Redundant fans for cooling system |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2635824A1 (fr) | 1990-03-02 |
| FR2635824B1 (fr) | 1993-05-21 |
| GB2222855A (en) | 1990-03-21 |
| GB8919070D0 (en) | 1989-10-04 |
| US4999994A (en) | 1991-03-19 |
| JP2790865B2 (ja) | 1998-08-27 |
| GB2222855B (en) | 1992-09-30 |
| JPH0281930A (ja) | 1990-03-22 |
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