Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Gregor C. Gebel"'
Publikováno v:
Combustion and Flame. 162:1599-1613
This study focuses on the transition from a laser-induced breakdown plasma to a flame kernel in two-phase flows. The test rig was a vertical flow channel with a full-cone spray nozzle installed inside. The fuel was Jet A-1 aviation kerosene. Breakdow
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1980230e2cb142488eae98fa9c2f418d
https://doi.org/10.1016/j.combustflame.2014.11.024
https://doi.org/10.1016/j.combustflame.2014.11.024
Publikováno v:
International Journal of Heat and Mass Transfer. 63:284-300
Results are presented on two-dimensional numerical simulation of a decaying laser spark after the air breakdown. Radiation loss is modeled in a finite volume framework for a finite wavelength range of the emitted rays. The redistribution of assumed a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::288144feb3986e026619116de9369df3
https://doi.org/10.1016/j.ijheatmasstransfer.2013.03.072
https://doi.org/10.1016/j.ijheatmasstransfer.2013.03.072
Laser ignition of kerosene droplets and sprays was investigated in a lab-scale flow channel using schlieren imaging, shadowgraphy, light scattering and spectral analysis. The processes during transition from a plasma to a flame were analyzed.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::773843e36cae3cfb9e2e76a81b6100ed
https://elib.dlr.de/97568/
https://elib.dlr.de/97568/
Autor:
Thomas Mosbach, P. Le Clercq, Jan M. Boyde, M. Di Domenico, Manfred Aigner, Gregor C. Gebel, Michael Rachner
This paper contains a numerical examination concerning the ignition behavior of a spray nozzle mounted in a rectangular channel under atmospheric conditions which is run with Jet A-1. On the basis of a comprehensive data set of experimental results,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::12430a88baefdcca10b5a5c8066fb795
https://elib.dlr.de/81759/
https://elib.dlr.de/81759/
This study presents a numerical investigation of the characteristics of a transient spray ame ignited by laser-induced breakdown. The simulations are carried out under atmospheric conditions within well de ned boundary conditions. The multiphase set-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6acd35cc2deb4629fd59db1a6b541015
https://elib.dlr.de/75440/
https://elib.dlr.de/75440/
The work presented in this paper intends to deepen our understanding of the mechanisms involved in the spark ignition of liquid fuel sprays. An experimental study is presented regarding the ignition of monodisperse droplet chains of Jet A-1 aviation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b0c3b2a3768b0c126d57b0fa5a80bf20
https://elib.dlr.de/76494/
https://elib.dlr.de/76494/
Autor:
Jan M. Boyde, Patrick Le Clercq, Massimiliano Di Domenico, Thomas Mosbach, Manfred Aigner, Michael Rachner, Gregor C. Gebel
An experimental and numerical study is presented concerning the ignition of a fuel spray under well defined conditions. The development of a flame kernel that follows the generation of a plasma by a focused laser pulse and the subsequent flame propag
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b5930a3c712c86d5b86062fe78e9855d
https://elib.dlr.de/68750/
https://elib.dlr.de/68750/
Autor:
P. Le Clercq, Gregor C. Gebel, M. Di Domenico, Jan M. Boyde, Thomas Mosbach, Michael Rachner, Manfred Aigner
Publikováno v:
Volume 2: Combustion, Fuels and Emissions, Parts A and B.
This paper presents a numerical investigation of a generic lab scale combustor with focus on the ignition characteristics. The test case has been examined thoroughly in a comprehensive measurement campaign to provide a detailed set of boundary condit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d7441c2957a3193fce71efddad0f3e8b
https://doi.org/10.1115/gt2011-45104
https://doi.org/10.1115/gt2011-45104
Autor:
Ali Al-Sharshani, Gregor C. Gebel, Patrick Le Clercq, Kumaran Kannaiyan, Reza Sadr, Thomas Mosbach
Publikováno v:
Volume 2: Combustion, Fuels and Emissions, Parts A and B.
The ignition and combustion performance of different synthetic paraffinic kerosenes (SPKs) under simulated altitude relight conditions were investigated at the altitude relight test rig at the Rolls-Royce Strategic Research Centre in Derby. The condi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::20abe5ad18b37b6355d436f83362af27
https://doi.org/10.1115/gt2011-45510
https://doi.org/10.1115/gt2011-45510
Autor:
Gregor C. Gebel
Publikováno v:
International Journal of Space Science and Engineering. 2:380
The potential of carbon-fibre-reinforced polymers (CFRP) for the design of structures with extremely small coefficients of thermal expansion (CTE) is commonly known. Such structures play an important role in space applications, like earth observation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2441542d6363a0d38f344360e2c0c1f9
https://doi.org/10.1504/ijspacese.2014.066959
https://doi.org/10.1504/ijspacese.2014.066959