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NOTICE The quallty of this microfor
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I*I Et"" :lbL="*"" k.. bpilmsa7d Di
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Acknowledgements I should like lo t
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Abstract As a result of the increas
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Contents List of Figures xii List o
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4.6.3 Fnbrieatiox of tllc Rcduced M
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A Selected Algoilthma 278 A.1 Diago
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4.5 Member Configuration at level #
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7.21 Dynamic Mode # 6 (Intact Model
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7.49 Typical Measured lnput Wnve Sp
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7.66 hulls fmm Accelerometer A2 due
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D.ll DynamicMode # I (Intact Model)
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List of Tables 4.1 Symbols, Units a
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8.9 Pacent Changes in Resonant Frrq
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List of Symbols d(k) .i(k) A A(L1 1
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autosp~trni density of r(t) cms-spe
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0,1,2
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[@I a Pu. P. P:,," P.. o2(k) instan
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een recorded, then it is beneficial
- Page 43: Associated with every vibration mod
- Page 46 and 47: Such s model is called a dynamicall
- Page 48 and 49: presenlcd. Chapter 3 contains the t
- Page 50 and 51: al frequcncic. occurred when member
- Page 52 and 53: detwM from the data roeorded (later
- Page 54 and 55: y Duggan d a!. [a]. This study inve
- Page 56 and 57: ~~lidity of the results war rompsro
- Page 58 and 59: nic~~~aan:immcdiateiyuseful, they a
- Page 60 and 61: tlncayatem hehavior oftrusswork pla
- Page 62 and 63: Chapter 3 Theoretical Modelling Tll
- Page 64 and 65: 3.2 Wave Theories Works by earlier
- Page 66 and 67: F;-RY% WAVE THEORY) 1/20 I "w/Lw DE
- Page 68 and 69: DIRECTION OF WAVE PROPAGATION FIG.
- Page 70 and 71: liero, d and ita wlocity component
- Page 72 and 73: and and a+ "=-. OY = wA~inl~IW(1+ s
- Page 74 and 75: FIG.3.4 ARBITRARILY ORIENTED CYLIND
- Page 76 and 77: ~i n long c mtd wave is being conai
- Page 78 and 79: inrther. Ultimately, the resulting
- Page 80 and 81: equcncia and mode shapes, equalion
- Page 82 and 83: Toestablish tho relationship betwee
- Page 84 and 85: Furthermore, from equation (3.56),
- Page 86 and 87: lG.3.6 SIMULATED 3-D AND STICK MODE
- Page 88: 1. priam&tic heam members, 5. sir d
- Page 92 and 93: The equation of motion for each ele
- Page 96 and 97: Chapter 4 Physical Modelling In thi
- Page 98 and 99: the Melhod oJS~nlhcsia, which uses
- Page 100 and 101: The ratio characterizes the still w
- Page 102 and 103: Using the method of~ynthesis,~ ther
- Page 104 and 105: actual lengths of the systcm.: The
- Page 106 and 107: tained f~om the acaled model of tbe
- Page 108 and 109: 2. the intarsctian betwwo inerlir t
- Page 110 and 111: (i.e.,p.,, = p...), but with n modu
- Page 112 and 113: 4.5.3 Difficulties due to Viscosity
- Page 114 and 115: LEVEL 7 LEVEL 6 LEVEL 5 LEVEL 4 LEV
- Page 116 and 117: ORIBNTRTION HORIZONTRL SCRLE - 43.9
- Page 119: ta ahlain a model which ha. its dom
- Page 123 and 124: FIG. 4.6 3-D VIEW SIMULRTION CMODEL
- Page 125: Each member of the model was fasten
- Page 129: FIG. 4.10 BASE CONNECTORS BEFORE AT
- Page 133 and 134: Chapter 5 Experiment a1 Study Tixis
- Page 135 and 136: instromentation of the model alruct
- Page 137: HYDRAULICALLY OPERATED PISTON TYPE
- Page 140 and 141: and maintain a minimum reflection c
- Page 142: section C.1, Appendix C.) Aeeelero~
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FIG. 5.8 TEST APPARATUS
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coc0icier.t (i.~., Li,) of the mode
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(a) Bccaua the objective was to exc
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pre.dolcrmined value. Figure 5.12 s
- Page 155 and 156:
ACTUAL MODEL COMPUTER SIMULATED MOD
- Page 157 and 158:
Chapter 6 Analysis of Results 'l'im
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a complcte coherence between input
- Page 161 and 162:
irwause thu estimated nutocarrclati
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5 wlnl WHITE NOISE INPUT H(f) FIG.
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wllcro az(M) ar Gw(/)/2A1 is the wh
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I1 lurns out that the matrix [XI ex
- Page 169 and 170:
n new valucof FPB(M) or AIC[M) exce
- Page 171 and 172:
notb bod to lightly damped systems
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Logarithmic Decrement. By the logar
- Page 178 and 179:
with duration 1/16 of the sample ti
- Page 180 and 181:
7.1.1 Free Vibration Results Comput
- Page 182:
Table 7.2 Natural Reqvaney Compnris
- Page 197:
nn; rr; P ElS@ k $; iii; .I 4 I B 8
- Page 201:
obtained from 1621, were ssd: Proto
- Page 207 and 208:
TI= Cs.s.1 FIG. 7.35 X-DIRECTION DY
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-CUIXU~~~P ZION ~LIHI ~NIS~ :m13nt1
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FIG. 7.43 VRRIRTIDN OF DAMPING IN T
- Page 220:
Table 1.5 X-Direction Results From
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target or lheoroticnl wave spcctr..
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2 GENERATED FROU THE JONSWAP INPUT
- Page 231:
Strvetural Response To Irregular Wa
- Page 239:
- -- - kt-1 ,*-I 0 3 6 9 12 15 18 2
- Page 245 and 246:
Table 7.10 MEM Damping Edirnate. fr
- Page 248:
6 i I f DB1 011 09 0 03- OII- OBI-
- Page 253:
DEGREES -180 -110 -60 0 60 I80 (0 $
- Page 258:
w u computed. This may have rcnulte
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in7 It- @! 44z1 ..J ""l ifi s 8 ail
- Page 264 and 265:
~h,: tranricnt to thc steady stale
- Page 266 and 267:
the rc:xllons* lavela lor thc non-l
- Page 270 and 271:
8.2 Experimental Results 8.2.1 Tran
- Page 272 and 273:
theoretical results computd using t
- Page 274 and 275:
I Table 8.3 Mesaured Resonant FL.eq
- Page 276 and 277:
Table 8.7 Measured Resonant fiequen
- Page 278 and 279:
Table 8.8 Percent Chsngea in Resona
- Page 280 and 281:
Table 8.13 Percent Changer in Reson
- Page 282 and 283:
Momhv 70 Severed It may be recalled
- Page 285 and 286:
'CISU XI01 31IH1--03AOU3U 85 OW OL
- Page 287 and 288:
Damping Estimates from the Force Re
- Page 289:
Baaed on the impact lent restalls a
- Page 294 and 295:
In all cases, tbe diserelmncics bct
- Page 296 and 297:
from a removnl of the stiffening co
- Page 298 and 299:
1. The methodsused in the design, m
- Page 300 and 301:
for the white noise and JONSWAP tes
- Page 302 and 303:
Finnily, it should be mentionad tha
- Page 304 and 305:
[9] 0. Loland A.C. Mnekenaie and R.
- Page 306 and 307:
1321 M.J. Bliss., "Multichannel Max
- Page 308 and 309:
(541 J. Peneirn and S. Tseng, "Thre
- Page 310 and 311:
Bibliography [I] 2. Yin 2. Chen and
- Page 312 and 313:
[26] D.E. Malen and E.A. Vaughnn "D
- Page 314 and 315:
1561 C.G. Salmon and J.E. Johnson,
- Page 316 and 317:
A.l Diagonalization of a Consistent
- Page 318 and 319:
A.2 Houbolt Algorithm This alg~rith
- Page 320 and 321:
- 1 ZJ = - At2(123 - *1t 4.1 tzd, .
- Page 322 and 323:
f - L(+ 16 ,-a + 6/,., + 8h + 3/j+,
- Page 324 and 325:
B.l Sample Calculations to Select M
- Page 326 and 327:
Appendix C Calibration Curve and In
- Page 329 and 330:
Appendix D Miscellaneous Thia appcn
- Page 338:
IIq I!" an$ gc:e "4": ii; $4- nl& 4
- Page 341:
US OZ OI 0 0,- OZ- IB- 081 OZ1 09 0
- Page 346 and 347:
P E a x I G 2.; 5 & "t I $2 $3 d a
- Page 349:
FIO. 0.27 RESULTS ATRCCELEROMETER R
- Page 355:
nble D.2 MEM Damping Enimates rrom