Please use this identifier to cite or link to this item:
https://dspace.univ-ouargla.dz/jspui/handle/123456789/34290
Title: | Analyse et diagnostic vibratoire d’un compresseur d’injection de gaz `a haute pression |
Authors: | Rassim BELAKROUM HABRI, Bachir FAIZI, Ddjilani |
Keywords: | mod´elisation la m´ethode des ´el´ements finis compresseur centrifuge r´esolution num´erique les vitesses critiques les diagrammes de Campbell Dresser Rand les ph´enom`enes vibratoires la pression modelling finite element method centrifugal compressor numerical resolution critical speeds Campbell diagrams Dresser Rand vibration phenomena pressure |
Issue Date: | 2023 |
Publisher: | UNIVERSITE KASDI MERBAH OUARGLA |
Abstract: | Dans la pr´esente ´etude, une mod´elisation par le biais de la m´ethode des ´el´ements finis
d’un compresseur centrifuge utilis´e pour la r´einjection du gaz au niveau du champ Hassi
Berkine a ´et´e r´ealis´ee. La r´esolution num´erique a permis d’obtenir les vitesses critiques,
les diagrammes de Campbell, les modes propres ainsi que les trac´es d’orbite. Les vitesses
critiques obtenues par simulation num´erique ont ´et´e jug´ees satisfaisantes en comparaison
avec les valeurs prescrites par le constructeur Dresser Rand. D’autre part, nous avons aussi
abord´e le probl`eme des vibrations excessives observ´ees `a l’´etage Haute Pression suite au
remplacement de la cartouche HP lors d’une r´evision. En se basant sur des tests vibratoires
effectu´es sur site, les ph´enom`enes vibratoires li´es `a la vitesse ainsi qu’`a la pression ont ´et´e
discut´e en d´etail. In the present study, a modelling by means of the finite element method of a centrifugal compressor used for the reinjection of gas at the level of the Hassi Berkine field was carried out. The numerical resolution made it possible to obtain the critical velocities, the Campbell diagrams, the eigen modes as well as the orbit plots. The critical speeds obtained by numerical simulation were considered satisfactory in comparison with the values prescribed by the manufacturer Dresser Rand. On the other hand, we also addressed the problem of excessive vibrations observed at the High-Pressure stage following the replacement of the HP cartridge during an overhaul. Based on vibration tests carried out on site, the vibration phenomena related to speed and pressure have been discussed in detail. |
Description: | maintenance industrielle |
URI: | https://dspace.univ-ouargla.dz/jspui/handle/123456789/34290 |
Appears in Collections: | Département de Génie Mécanique - Master |
Files in This Item:
File | Description | Size | Format | |
---|---|---|---|---|
Mémoire_HABRI FINAL.pdf | 16,62 MB | Adobe PDF | View/Open |
Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.