Download Combustion Processes in Propulsion - Control, Noise, and by Gabriel Roy PDF

By Gabriel Roy

Chemical propulsion contains the technological know-how and know-how of utilizing chemical reactions of any style to create thrust and thereby propel a motor vehicle or item to a wanted acceleration and pace. This ebook makes a speciality of fresh advances within the layout of very hugely effective, low-pollution-emitting propulsion platforms, in addition to advances in trying out, diagnostics and research. It deals special insurance of Pulse Detonation Engines, which upload great energy to jet thrust through combining excessive strain with ignition of the air/fuel combination. Readers will find out about the advances reduce jet noise and poisonous gas emissions-something that's being seriously regulated via suitable executive businesses.

  • Lead editor is likely one of the world's ultimate combustion researchers, with contributions from many of the world's top researchers in combustion engineering
  • Covers all significant parts of chemical propulsion-from combustion dimension, research and simulation, to complex keep an eye on of combustion procedures, to noise and emission control
  • Includes vital info on complex applied sciences for lowering jet engine noise and dangerous gasoline combustion emissions

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Additional info for Combustion Processes in Propulsion - Control, Noise, and Pulse Detonation

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The importance of this study to the dump combustor is that an eflScient combustion is highly sensitive to temporal evolution of the fluid structures. For example, the injection frequency can significantly change combustion characteristics. Second, some of the issues pertaining to the small (Kolmogorov) scales of the flow can be addressed. The PIV measurements are spatially filtered, and a correct estimate of the Kolmogorov scale cannot be obtained directly from the experimental setup. , the grid has to be fine enough to capture the smallest scales.

Lourenco: The index of refraction is a much stronger function of temperature than it is of species for the type of chemical species we are dealing with here. Axisymmetry is not a problem and, in fact, is an excellent test for this approach. Santoro: Our 20 years of experience suggest that this will be a diflficult approach. Lourenco: Our success here indicates that the measurements are indeed accurate and this diagnostic tool is viable. 8 CONTROL OF COMBUSTION PROCESSES Whitelaw: It would appear that a complete uncertainty study should be performed before the approach can be used in practical flows.

J. Heat Mass Transfer 43:3709. 13. I. 1999. A statistical model of particle transport and heat transfer in turbulent shear flows. Physics Fluids 11:1521. 14. Pandya, R. V. , and F. Mashayek. 2002. Kinetic equation for particle transport and heat transfer in nonisothermal turbulent flows. AIAA Paper No. 2002-0337. 15. Pandya, R. V. , and F. Mashayek. 2002. Nonisothermal dispersed phase of particles in turbulent flow. J. Fluid Mechanics 475:205-45. 16. Miller, R. , K. Harstad, and J. Bellan. 1998.

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