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public:modeles:rotor_68:accueil [2023/04/06 15:57] – solenekojtych | public:modeles:rotor_68:accueil [2023/04/14 12:36] (Version actuelle) – [Fréquences propres] solenekojtych |
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* Original technical report [(cite:urasek1979design>Urasek, D. C. //et al// «Performance of two-stage fan having low-aspect-ratio first-stage rotor blading » 1979. {{ https://ntrs.nasa.gov/citations/19780025165|pdf}})]: <code>@TechReport{urasek1979design, | * Original technical report [(cite:urasek1979design>Urasek, D. C. //et al// «Performance of two-stage fan having low-aspect-ratio first-stage rotor blading » 1979. {{ https://ntrs.nasa.gov/citations/19780025165|pdf}})]: <code>@TechReport{urasek1979design, |
author = {Urasek, D. C. and Gorrell, W. T. and Cunnan, W. S.}, | author = {Urasek, D. C. and Gorrell, W. T. and Cunnan, W. S.}, |
date = {1979}, | year = {1979}, |
institution = {NASA Lewis Research Center Cleveland, OH, United States}, | institution = {NASA Lewis Research Center Cleveland, OH, United States}, |
title = {Performance of two-stage fan having low-aspect-ratio first-stage rotor blading}, | title = {Performance of two-stage fan having low-aspect-ratio first-stage rotor blading}, |
* Picture : | * Picture : |
{{ :public:modeles:rotor_68:gene_aubes_nasa_image_rotor68.jpg?300 |}} | {{ :public:modeles:rotor_68:gene_aubes_nasa_image_rotor68.jpg?300 |}} |
<caption>Fig1. https://ntrs.nasa.gov/citations/19790018972 p.119 </caption> | <caption>Fig. 1 https://ntrs.nasa.gov/citations/19790018972 p.119 </caption> |
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<callout type="info" icon="true" title="Useful documents"> | <callout type="info" icon="true" title="Useful documents"> |
* [[https://gitlab.lava.polymtl.ca/depots_publics/modeles/catalogue_aubes/-/tree/master/rotor68|downloadable models]] (Git project) | * [[https://gitlab.lava.polymtl.ca/depots_publics/modeles/catalogue_aubes/-/tree/master/rotor68|downloadable models]] (Git project) |
* {{ :public:modeles:rotor_68:rotor68.pdf | NASA technical report}} (.pdf) | * {{ :public:modeles:rotor_68:rotor68.pdf | NASA technical report}} (.pdf) |
* {{ :public:modeles:rotor_68:rotor68_original.csv | geometrical parameters file}} (.csv), usable as input of OpenMCAD[(cite:Kojtych_2022_gene_aubes>Kojtych S., Batailly A. «OpenMCAD, an open blade generator: from Multiple-Circular-Arc profiles to Computer-Aided Design model» 2022. {{ https://hal.science/hal-03923093|code en libre accès}})] to generate reference blade models. | * {{ :public:modeles:rotor_68:rotor68_original.csv | geometrical parameters file}} (.csv), usable as input of OpenMCAD[(cite:Kojtych_2022_gene_aubes>Kojtych S., Batailly A. «OpenMCAD, an open blade generator: from Multiple-Circular-Arc profiles to Computer-Aided Design model» 2022. {{ https://hal.science/hal-03923093|open source code}})] to generate reference blade models. |
</callout> | </callout> |
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==== Aerodynamic design ==== | ==== Aerodynamic design ==== |
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^ ^ unit ^ values ^ | ^ ^ units ^ values ^ |
^ pressure ratio | [-] | 1.54 | | ^ pressure ratio | [-] | 1.54 | |
^ mass flow | [kg/s] | 33.248 | | ^ mass flow | [kg/s] | 33.248 | |
==== Material properties ==== | ==== Material properties ==== |
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The original material of the rotor 68 is not defined in the NASA report. | The original material of the rotor 68 is not defined in the NASA report. A generic titanium Ti-6Al-4V is considered: |
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Considered properties: Ti-6Al-4V, generic titanium : | ^ ^ units ^ values ^ |
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^ ^ unité ^ valeurs ^ | |
^ alloy | [-] | Ti-6Al-4V | | ^ alloy | [-] | Ti-6Al-4V | |
^ Young's modulus | [GPa] | 108 | | ^ Young's modulus | [GPa] | 108 | |
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^ Mode ^ Type ^ Natural angular frequency (rad/sec) ^ Natural frequency (Hz) ^ | ^ Mode ^ Type ^ Natural angular frequency (rad/sec) ^ Natural frequency (Hz) ^ |
| 1 | 1B | 2492.51 | 396.696 | | | 1 | 1B | 2492.51 | 396.696 | |
| 2 | 2B | 7697.97 | 1225.17 | | | 2 | 2B | 7697.97 | 1225.17 | |
| 3 | 1T | 10374.29 | 1651.12 | | | 3 | 1T | 10374.29 | 1651.12 | |
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* Rapport technique original [(cite:urasek1979design>Reid. «Performance of two-stage fan having low-aspect-ratio first-stage rotor blading » 1979. {{ https://ntrs.nasa.gov/citations/19780025165|pdf}})]: <code>@TechReport{urasek1979design, | * Rapport technique original [(cite:urasek1979design>Reid. «Performance of two-stage fan having low-aspect-ratio first-stage rotor blading » 1979. {{ https://ntrs.nasa.gov/citations/19780025165|pdf}})]: <code>@TechReport{urasek1979design, |
author = {Urasek, D. C. and Gorrell, W. T. and Cunnan, W. S.}, | author = {Urasek, D. C. and Gorrell, W. T. and Cunnan, W. S.}, |
date = {1979}, | year = {1979}, |
institution = {NASA Lewis Research Center Cleveland, OH, United States}, | institution = {NASA Lewis Research Center Cleveland, OH, United States}, |
title = {Performance of two-stage fan having low-aspect-ratio first-stage rotor blading}, | title = {Performance of two-stage fan having low-aspect-ratio first-stage rotor blading}, |
* Photographie : | * Photographie : |
{{ :public:modeles:rotor_68:gene_aubes_nasa_image_rotor68.jpg?300 |}} | {{ :public:modeles:rotor_68:gene_aubes_nasa_image_rotor68.jpg?300 |}} |
<caption>Fig1. https://ntrs.nasa.gov/citations/19790018972 p.119 </caption> | <caption>Fig. 1 https://ntrs.nasa.gov/citations/19790018972 p.119 </caption> |
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<callout type="info" icon="true" title="Documents utiles"> | <callout type="info" icon="true" title="Documents utiles"> |
* [[https://gitlab.lava.polymtl.ca/depots_publics/modeles/catalogue_aubes/-/tree/master/rotor68|modèles téléchargeables]] (lien vers projet Git) | * [[https://gitlab.lava.polymtl.ca/depots_publics/modeles/catalogue_aubes/-/tree/master/rotor68|modèles téléchargeables]] (lien vers projet Git) |
* {{ :public:modeles:rotor_68:rotor68.pdf | rapport technique original}} de la NASA (.pdf) | * {{ :public:modeles:rotor_68:rotor68.pdf | rapport technique original}} de la NASA (.pdf) |
* {{ :public:modeles:rotor_68:rotor68_original.csv | fichier de paramètres géométriques}} (.csv), utilisable en entrée de OpenMCAD[(cite:Kojtych_2022_gene_aubes>Kojtych S., Batailly A. «OpenMCAD, an open blade generator: from Multiple-Circular-Arc profiles to Computer-Aided Design model» 2022. {{ https://hal.science/hal-03923093|code en libre accès}})] pour générer l'aube de référence | * {{ :public:modeles:rotor_68:rotor68_original.csv | fichier de paramètres géométriques}} (.csv), utilisable en entrée de OpenMCAD[(cite:Kojtych_2022_gene_aubes>)] pour générer l'aube de référence |
</callout> | </callout> |
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==== Propriétés matériau ==== | ==== Propriétés matériau ==== |
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Le matériau original du rotor 68 n'est pas défini dans le rapport de la NASA. | Le matériau original du rotor 68 n'est pas défini dans le rapport de la NASA. Un alliage de titane Ti-6Al-4v est considéré : |
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Propriétés considérées : alliage de titane Ti-6Al-4v : | |
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^ ^ unité ^ valeurs ^ | ^ ^ unités ^ valeurs ^ |
^ alliage | [-] | Ti-6Al-4v | | ^ alliage | [-] | Ti-6Al-4v | |
^ module d'Young | [GPa] | 108 | | ^ module d'Young | [GPa] | 108 | |
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^ Mode ^ Type ^ Pulsation propre (rad/sec) ^ Fréquence propre (Hz) ^ | ^ Mode ^ Type ^ Pulsation propre (rad/sec) ^ Fréquence propre (Hz) ^ |
| 1 | 1B | 2492,51 | 396,696 | | | 1 | 1F | 2492,51 | 396,696 | |
| 2 | 2B | 7697,97 | 1225,17 | | | 2 | 2F | 7697,97 | 1225,17 | |
| 3 | 1T | 10374,29 | 1651,12 | | | 3 | 1T | 10374,29 | 1651,12 | |
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^ Mode ^ Type ^ Pulsation propre (rad/sec) ^ Fréquence propre (Hz) ^ | ^ Mode ^ Type ^ Pulsation propre (rad/sec) ^ Fréquence propre (Hz) ^ |
| 1 | 1B | 2450,71 | 390,043 | | | 1 | 1F | 2450,71 | 390,043 | |
| 2 | 2B | 7608,18 | 1210,88 | | | 2 | 2F | 7608,18 | 1210,88 | |
| 3 | 1T | 10308,76 | 1640,69 | | | 3 | 1T | 10308,76 | 1640,69 | |
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^ Mode ^ Type ^ Pulsation propre (rad/sec) ^ Fréquence propre (Hz) ^ | ^ Mode ^ Type ^ Pulsation propre (rad/sec) ^ Fréquence propre (Hz) ^ |
| 1 | 1B | 2450,84 | 390,064 | | | 1 | 1F | 2450,84 | 390,064 | |
| 2 | 2B | 7611,45 | 1211,4 | | | 2 | 2F | 7611,45 | 1211,4 | |
| 3 | 1T | 10314,29 | 1641,57 | | | 3 | 1T | 10314,29 | 1641,57 | |
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