Marine Structural Design Episode 4 potx

... f L /f n · P 43 9 kN 549 kN Bearings mounted: Cylindrical roller bearings 2 spherical roller bearings FAG WJ130x 240 TVP and FAG 50 247 2AA FAG WJP130x 240 P.TVP Bore x outside diameter x width 130 x 240 x ... 59.6 kN 74. 5 kN Average travelling speed (v Fm = 0.75 · v max ) 75 km/h 75 km/h Average wheelset speed n = 5,310 · v Fm (km/h)/D R (mm) 40 0 min –1 40 0 min –1 Speed factor f n 0 .4...

Ngày tải lên: 13/08/2014, 05:21

... Structures 45 3.3 .4 Floating Structure Dynamics 46 3 .4 Structural Response Analysis 47 3 .4. 1 Structural Analysis 47 3 .4. 2 Response Amplitude Operator (RAO) 49 3.5 Extreme ... Analysis (PRA) 592 34. 2.1 Purpose 592 34. 2.2 PRA Procedure 592 34. 3 RCM Process 5 94 34. 3.1 Introduction 5 94 34. 3.2 RCM Analysis Procedures 5 94...

Ngày tải lên: 14/03/2014, 16:20

... ofequation (4. 147 ) 45 1 4. 49Normal andtangentialvector 45 2 4. 50 Four crack tipfunctions 45 3 4. 51 Crack with onekink 45 4 4. 52 Crack after mapping 45 6 4. 53 Multiplekinked crack 45 6 4. 54 Multiplekinked ... . . . . . 44 2 4. 43I llustratio n of h- and p-methoderrorestimates and indicators 44 3 4. 44 Algorithmic set-up fortheerrorcontrolled adaptivetime integration b...

Ngày tải lên: 01/07/2014, 10:43

... =273K, T =323K κ c /c 0 φ 0.0 0.725 0.2 0 .49 7 0 .4 0 .45 7 0.6 0 .43 0 0.8 0 .41 4 1.0 0.200 c 0 5 10 15 20 25 φD 0 0 2 6 8 κ c c 0 0.0 0.2 0.8 1.0 Fig. 3. 144 . Conductivity of the pore fluid D 0 [10 −10 m 2 /s] ... mechanics [42 2], as proposed by G ´ erard [307] and subsequent publications (G ´ erard [308], G ´ erard et al. [311], Pijaudier-Cabotetal.[635, 6 34, 636] and Le Bell ´ ego et...

Ngày tải lên: 01/07/2014, 10:43

... project reported here. 4. 5 Optimization and Design Authored by Dietrich Hartmann As demonstrated in Section 4. 1 .4 structural design problems can be trans- formed into equivalent structural optimization ... 5 3 3 . 5 4 4 . 5 5 H i s t o g r a m L H S X L H S - 0 . 1 - 0 . 0 8 - 0 . 0 6 - 0 . 0 4 - 0 . 0 2 0 0 . 0 2 0 . 0 4 0 . 0 6 0 . 0 8 0 . 1 0 1 2 3 4 5 6 H i s t o g r...

Ngày tải lên: 01/07/2014, 10:43

... 0.20 0 .40 -0.20 -0.15 -0.10 -0.05 0.00 0.05 0.10 0.15 0.20 Fig. 4. 1 14. 4 th eigenfrequency and mode shape f 1 =4. 641 4Hz f 2 =29.5777Hz X-Coordinate [ m ] Y-Coordinate [m] 0 .43 0 .44 0 .45 0 .46 0 .47 -0.0075 0 0.0075 Fig. ... =2· ∞  0 (2πf) i · S XX (f) df (4. 407) 5 64 4 Methodological Implementation 5101520 0 100 200 300 40 0 500 Fig. 4. 110. Singular values f 1 =4. 74, h r...

Ngày tải lên: 01/07/2014, 10:43

... used:  ∂q ∂c  c =[1−d] ∂φ 2 ∂c D 0 ·γ + φ ∂D 0 ∂c · γ,φ s =1+ ∂φ 2 ∂s c (4. 43) 4. 2 .4. 2 .4 Generation of Element and Structural Quantities The integrals in equations (4. 31) and (4. 36) are computed by the Gauß- Legendre quadrature ... +  Ω N i  φ 0 + φ 2  N j dV (4. 42) Because of the time independent balance of momentum (4. 7) the tensors d eij 11 , d eij 12 and d eij 21 vanish....

Ngày tải lên: 01/07/2014, 11:20

... a matrix ⎡ ⎢ ⎢ ⎢ ⎢ ⎢ ⎢ ⎣ U 0|j|N U j|j|N Y 0|j|N Y j|j|N ⎤ ⎥ ⎥ ⎥ ⎥ ⎥ ⎥ ⎦ = ⎡ ⎢ ⎢ ⎢ ⎢ ⎢ ⎢ ⎣ L 11 000 L 21 L 22 00 L 31 L 32 L 33 0 L 41 L 42 L 43 L 44 ⎤ ⎥ ⎥ ⎥ ⎥ ⎥ ⎥ ⎦    L ⎡ ⎢ ⎢ ⎢ ⎢ ⎢ ⎢ ⎣ Q 1 Q 2 Q 3 Q 4 ⎤ ⎥ ⎥ ⎥ ⎥ ⎥ ⎥ ⎦    Q (4. 305) 4. 2 Numerical Methods 515 f 0,018 0,0 14 0,010 Fig. 4. 99. Damage evolution ... matrix C of the deterministic (4. 290), the deterministic-s...

Ngày tải lên: 01/07/2014, 11:20

... λ n } (4. 436) 4. 6 Application of Lifetime-Oriented Analysis and Design 641 Fig. 4. 1 74. Cantilever bending beam used for experiments in laboratory 12 3 4 5 6 7 8 30 cm 2 ,40 m uuuuuuuu 12 345 678 saw ... the state space system as following. y(s)=H(s)u(s) (4. 446 ) = C(sI −A) −1 Bu(s) (4. 447 ) =  CA 0 B s + CA 1 B s 2 + + CA i−1 B s i  u(s) (4. 448 ) 4. 6.5.2.2 White Box Model -...

Ngày tải lên: 01/07/2014, 11:20

... this: S# DURING S1 [d 04, d10 ] S1 [d05, d10 ] S1 [d09, d10 ] S1 [d06, d10 ] S2 [d02, d 04] S2 [d03, d03] S2 [d08, d10 ] S2 [d09, d10 ] S3 [d08, d10 ] S4 [d06, d10 ] S4 [d 04, d08 ] S4 [d05, d10 ] Temporal ... to ponder over: • What happens to the interval [now, d 14 ] at midnight on day 14? • What is the value of END([d 04, now]) on day 14? Is it d 14 or is it now? We believe it is hard...

Ngày tải lên: 08/08/2014, 18:21