| 1. | " Two in one " calculations - Materials for engines - Zoom in the Lab |
| | The front is on the left and the gas ejection nozzle is on the right.... Diagram of the upper part of the Vulcain nozzle, comprised of 288 tubes made of Inconel 600, in which hydrogen cools the wall.... This circuit is made up of hollow tubes with a rectangular cross section, coiled in a spiral around the nozzle wall and through which hydrogen circulates to cool the walls.... |
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| 2. | Effects of installation on the downstream fan noise from dual flow turbojets - ONERA's Science Pictures |
| | All rights reserved 3D numerical simulation of the effects of installation for a nozzle installed above the tail plane in take-off conditions : instantaneous disturbed pressure maps.... To this end, Onera has already carried out several experimental and numerical studies with the aim of characterizing the shielding effect that a tail plane might have on the " downstream " fan noise of a dual flow nozzle.... |
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| 3. | ONERA - Fundamental and Experimental Aerodynamics (DAFE) - References |
| | Aerodynamics of afterbodies and propulsive nozzles... |
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| 4. | Microsoft PowerPoint - Onera - 3D separation - 2011 - Part 3 |
| | Propelled afterbody without base at incidence Skin friction line pattern at nozzle exit Details at node N1... Base Nozzle Nozzle... Details at the nozzle lip... Plane containing the nozzle axes... Detachment surface attached to the nozzle lip... Aerospike type nozzle with 24 peripheral jets Jet exit... |
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| 5. | S3 Transonic Wind-Tunnel - Control of Mixture at Nozzle Exit - ONERA / DAFE-EN |
| | S3 Transonic Wind-Tunnel - Control of Mixture at Nozzle Exit - ONERA / DAFE-EN... Control of Mixture at Nozzle Exit... Setup of a ventilated nozzle model on the lower wall reconstructing the phenomena encountered on the M88 engine... |
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| 6. | Numerical Simulation of Launcher Nozzle Flows - ONERA's Science Pictures |
| | Numerical Simulation of Launcher Nozzle Flows - ONERA's Science Pictures... Flows in a Launcher Nozzle... Navier-Stokes CFD of separated flows in a launcher nozzle copyright © ONERA 1996-2006 (DAAP - Sébastien Deck)... To face substantial increase of the satellite mass, one way to obtain thrust increase is to use high area ratio nozzles.... |
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| 7. | Transatmospheric Aircraft (AHYP3) |
| | Aerodynamics of New Propulsion System Nozzles... Wind tunnel test : jet pluming at the nozzle exit... Wind tunnel nozzle model... During takeoff, the propulsive jet exhausting from the engine nozzle will encounter atmospheric pressure at approximately 1 bar.... This complex phenomenon is investigated in wind tunnels using schlieren photography is used to visualize the jet at the nozzle exit.... |
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| 8. | Spike Nozzle Model in the Blowdown Hypersonic Wind-Tunnel - ONERA's Science Pictures |
| | Spike Nozzle Model in the Blowdown Hypersonic Wind-Tunnel - ONERA's Science Pictures... Spike Nozzle Model in the Blowdown Hypersonic Wind-Tunnel copyright © ONERA 1996-2006... Spike nozzle model in Meudon's blowdown hypersonic wind-tunnel ()... |
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| 9. | Lattice Structure of the Nozzle Guide Vanes - ONERA's Science Pictures |
| | Lattice Structure of the Nozzle Guide Vanes - ONERA's Science PicturesWho are we ?Science Pictures... Lattice Structure of the Nozzle Guide Vanes copyright © ONERA 1996-2006. Mesh of the nozzle guide vanes for flow calculations (DSNA). Pictures. |
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| 10. | Transatmospheric Aircraft (AHYP2) |
| | Aerodynamics of the New Propulsion System Nozzles - Design... The nozzles are very important parts of the propulsion systems which will equip the future space plane.... These nozzles use the rear part of the spacecraft fuselage, also called afterbody, as an expansion ramp.... The computations facilitate the understanding of the nozzle behaviour and allow to optimize aerodynamic shapes.... |
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