loiwtjsf
Dołączył: 30 Sie 2010
Posty: 1562
Przeczytał: 0 tematów
Ostrzeżeń: 0/5
Skąd: ewcinl
|
 Wysłany: Nie 4:09, 08 Maj 2011 Temat postu: ed hardy vaatteet Surface pressures on the structu |
|
|
Surface pressures on the structure of the adaptive active control of sound absorption
eacousticreflectioncoefficientatlowfrequencies. In: ProceedingsofInter-Noise83, 19834l9-4222HowarthTR,[link widoczny dla zalogowanych], BaoXQ, VaradanVK, eta1. Piezocompositecoatforactiveunderwatersoundreduc-tion. J. ACOUSt. Soc. Am. 1992; 91:823-83l3LafleurLD, ShieldsFD, HendixJE. Acousticallyactivesurfacesusingpiezorubber. J. Acoust. Soc. Am. , L99l; 90 (3): l230-12374 peptone Amor , active absorption layer theory. Northwestern Polytechnical University , 1999; 17 (2); lsl-l865JohnsonME,[link widoczny dla zalogowanych], ElliottSJ. Activecontrolofsoundradiationusingvolumevelocitycancellation. J. A-coust. Soc. Am. 1995; 98:2 l74-21856 Ke-An Chen . Active sound absorption unit calculation and mechanism of absorption . Vibration Engineering , 1998; 11 (4) :402 -4097 peptone Amor , Ma Yuanliang . Adaptive active noise control algorithm and implementation of a principle + . Xi'an : Northwest Industry University Press , 1993AdaptiveActiveControlofSoundAbsorptionBasedontheSoundPressureontheActiveStructureSurfacechenKcan (CollegeofMarineEngineering, NorthwesternPolytechnicalUniversityXi. an,[link widoczny dla zalogowanych], 7] 0072) YinXuefei (Dept.ofElectronicEngineering,[link widoczny dla zalogowanych], NorthwesternPolytechnica] UniversityXian.710072) AbstractAnadaptivecontrolapproachappliedtopracticalactivesoundabsorptionsystemsispresented. Firstly, threekindsofcontrolstrategiesi. e, minimizationofthetotalreflectedsoundpower,[link widoczny dla zalogowanych], minimizationofthesquaredsoundpressuressurface, minimizationofsquaredsoundpressureatdiscretelocationsontheactivestructuresurfacearegiven. Thenbasedonthenear-fieldapproach. acoustoeiastictheoryanduncon-strainedoptimizationtechniquetformulaeofcalculatingsoundabsorptionareanalyticallyderived. Finally. underthreecriteriaeffectsofnumberandlocationofsecondaryforcesourcesandmonitoringsensol ~ onsoundabsorptionareinvestigatedKeywords: noisecontrol; soundabs. rptj0
相关的主题文章：
mulberry taske Postpress finishing the latest tech
[link widoczny dla zalogowanych]
ropa ed hardy Double elastic - non-elastic closed
Post został pochwalony 0 razy
|
|
FAQ
Szukaj
Użytkownicy
Grupy
Galerie
Rejestracja
Zaloguj się, by sprawdzić wiadomości
Zaloguj
