CISM COURSES AND LECTURES
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The series presents lecture notes, monographs, edited works and proceedings in the field of Mechanics, Engineering, Computer Science and Applied Mathematics. Purpose of the series is to make known in the international scientific and technical community results obtained in some of the activities organized by CISM, the International Centre for Mechanical Sciences.
INTERNATIONAL CENTRE FOR MECHANICAL SCIENCES COURSES AND LECTURES - No. 505
COMPUTATIONAL ASPECTS OF STRUCTURAL ACOUSTICS AND VIBRATION
EDITED BY GÖRAN SANDBERG LTH, LUND UNIVERSITY, SWEDEN ROGER OHAYON CNAM, PARIS, FRANCE
This volume contains 113 illustrations
This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned specifically those of translation, reprinting, re-use of illustrations, broadcasting, reproduction by photocopying machine or similar means, and storage in data banks. © 2008 by CISM, Udine Printed in Italy SPIN 12567607
All contributions have been typeset by the authors.
ISBN 978-3-211-89650-1 SpringerWienNewYork
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24
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Fundamentals of Fluid-Structure Interaction
25
KLKMEVPF@>I JLABP >OB FKQOLAR@BA TEBK RPFKD CRII FKQBDO>QFLK LC QEB PLIFA BIBJBKQ 3BAR@BA FKQBDO>QFLK @>K ?B RPBA QL J>HB >II BFDBKS>IRBP LC OLQ> QFLK>I JLABP BNR>I QL WBOL 5EB ELRODI>PP JLABP ARB QL QEB OBAR@BA FKQBDO>QFLK @>K ELTBSBO FKQBO>@Q TFQE QEB @LOOB@Q JLABP DFSFKD PMROFLRP JLABP TFQE QEB P>JB COBNRBK@FBP >P QEB @LOOB@Q LKBP *K QEB BIB JBKQ J>PP J>QOFU T>P JLAFBA QL >@@LRKQ CLO QEFP >KA QEB BFDBKS>IRB LC >II PMROFLRP JLABP ?B@LJBP WBOL " JFUBA AFPMI>@BJBKQ ?>PBA KFQB BIB JBKQ CLOJRI>QFLK T>P MOBPBKQBA ?V #>QEB >IPL OBJLSFKD QEB PMROFLRP JLABP 6PFKD AFPMI>@BJBKQ QL ABP@OF?B QEB RFA ALJ>FK @>K ?B @>IIBA >K LKBBIA CLOJRI>QFLK TFQE LKIV QEB AFPMI>@BJBKQ BIA FP RPBA QL ABP@OF?B QEB PQOR@QROB>@LRPQF@ PVPQBJ *K LOABO QL OBJLSB QEB MOL?IBJ TFQE KLKMEVPF@>I JLABP >KA QL >O OFSB >Q > JLOB @LJM>@Q PVPQBJ LC BNR>QFLKP > MLQBKQF>I ABP@OFMQFLK LC QEB RFA ALJ>FK @>K ?B RPBA PR@E >P QEB >@LRPQF@ MOBPPROB LO RFA AFPMI>@B JBKQ MLQBKQF>I 5EB MOBPPROB CLOJRI>QFLK T>P RPBA FK QL ABQBOJFKB KLOJ>I JLABP >KA BFDBKS>IRBP LC @LJMIBU PE>MBA OFDFAT>II BK@ILPROBP >KA >IPL FK QL PQRAV QEB QO>KPFBKQ OBPMLKPB LC PQOR@QROB>@LRPQF@ PVPQBJP " QTLBIA CLOJRI>QFLK TFQE PQOR@QRO>I AFPMI>@BJBKQP >KA RFA MLQBKQF>I CRK@QFLK FP >@EFBSBA TFQE LKIV LKB ABDOBB LC COBBALJ MBO RFA KLAB 5EB ABOFSBA PVPQBJ LC BNR>QFLKP RPFKD MOBPPROB LO AFPMI>@BJBKQ MLQBKQF>I VFBIAP >K RKPVJJBQOF@ PVPQBJ LC BNR>QFLKP " RFA SBIL@FQV MLQBKQF>I @>K >IPL ?B RPBA TEBOB > J>QOFU MOLMLOQFLK>I QL SBIL@FQV FP FKQOLAR@BA 5L PLISB QEB PQOR@QROB>@LRPQF@ BFDBKS>IRB MOL?IBJ RPFKD QEB QTL BIA CLOJR I>QFLK LKB KBBAP >K BFDBKS>IRB PLISBO QE>Q BFQEBO @>K E>KAIB RKPVJJBQOF@ J>QOF@BP LO @>K PLISB NR>AO>QF@ BFDBKS>IRB MOL?IBJP 4LISFKD QEBPB MOL? IBJP >OB JLOB @LJMRQ>QFLK>I FKQBKPFSB @LJM>OBA QL PLISFKD QEB DBKBO>IFPBA BFDBKS>IRB MOL?IBJ CLO PVJJBQOF@ PVPQBJP *K LOABO QL >@EFBSB > PVJJBQOF@ PVPQBJ LC BNR>QFLKP ABP@OF?FKD QEB PQOR@QROB>@LRPQF@ PVPQBJ > QEOBB BIA CLOJRI>QFLK TFQE PQOR@QRO>I AFPMI>@B JBKQ RFA MOBPPROB >KA RFA AFPMI>@BJBKQ MLQBKQF>I @>K ?B RPBA #V @LKABKP>QFLK LC LKB LC QEB RFA MLQBKQF>IP > PVJJBQOF@ QTL BIA PVPQBJ LC BNR>QFLKP @>K ?B >@EFBSBA )LTBSBO QEB PVPQBJ J>QOF@BP QEBK ILPB QEB MLPFQFSB MOLMBOQV LC ?BFKD PM>OPB %FBOBKQ QVMBP LC JBQELAP CLO JLABI OBAR@QFLK >OB LCQBK BJMILVBA FK PQOR@QROB>@LRPQF@ >K>IVPFP 5EB JLPQ @LJJLKIV RPBA JBQELA FP QL OBAR@B QEB PVPQBJ RPFKD QEB KLOJ>I JLABP CLO QEB PQOR@QRO>I >KA RFA ALJ>FKP ABOFSBA FK PBM>O>QB BFDBKS>IRB >K>IVPFP LC QEB QTL PR?ALJ>FKP *K > M>MBO ?V 4>KA?BOD QEB RKPVJJBQOF@ BFDBKS>IRB MOL?IBJ >@EFBSBA TEBK RPFKD QEB PQOR@QRO>I AFPMI>@BJBKQ >KA RFA MOBPPROB >P MOFJ>OV S>OF >?IBP FP J>AB PVJJBQOF@ RPFKD QEB PR?ALJ>FK JLABP >KA J>QOFU P@>IFKD 3BAR@QFLK JBQELAP RPFKD @LJMLKBKQ JLAB PVKQEBPFP TBOB >IPL MOLMLPBA FK
26
G. Sandberg, P.-A. Wernberg and P. Davidsson
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Fundamentals of Fluid-Structure Interaction
27
> RKFQ CLO@B LK B>@E LC QEB FKQBOC>@B ABDOBBP LC COBBALJ TFQE QEB LQEBO FKQBOC>@B ABDOBBP LC COBBALJ RK@LKPQO>FKBA
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28
G. Sandberg, P.-A. Wernberg and P. Davidsson
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Fundamentals of Fluid-Structure Interaction
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Fundamentals of Fluid-Structure Interaction
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Fundamentals of Fluid-Structure Interaction
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Fundamentals of Fluid-Structure Interaction
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G. Sandberg, P.-A. Wernberg and P. Davidsson
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Fundamentals of Fluid-Structure Interaction
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Fundamentals of Fluid-Structure Interaction
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Fundamentals of Fluid-Structure Interaction
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