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عدد المساهمات : 19002 التقييم : 35506 تاريخ التسجيل : 01/07/2009 الدولة : مصر العمل : مدير منتدى هندسة الإنتاج والتصميم الميكانيكى
| موضوع: كتاب Dynamic Loading and Design of Structures الجمعة 28 مايو 2021, 1:46 am | |
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أخوانى فى الله أحضرت لكم كتاب Dynamic Loading and Design of Structures Edited by A.J.Kappos
و المحتوى كما يلي :
Contents List of contributors ix Preface xi 1 Probabilistic basis and code format for loading MARIOS K.CHRYSSANTHOPOULOS 1 Introduction 1 Principles of reliability based design 2 Framework for reliability analysis 10 Time-dependent reliability 13 Actions and action effects on structures 19 Concluding remarks 28 References 29 2 Analysis for dynamic loading GEORGE D.MANOLIS 31 Introduction 31 The single degree-of-freedom oscillator 31 Multiple degree-of-freedom systems 46 Continuous dynamic systems 56 Base excitation and response spectra 58 Software for dynamic analysis 64 References 64 3 Wind loading T.A.WYATT 67 Wind gust loading 67 Aerodynamic instability 81 Aeroelastic excitation 98 References 105Page vi 4 Earthquake loading ANDREAS J.KAPPOS 109 Introduction 109 Earthquakes and seismic hazard 109 Design seismic actions and determination of action effects 125 Conceptual design for earthquakes 160 References 171 5 Wave loading TORGEIR MOAN 175 Introduction 175 Wave and current conditions 177 Hydrodynamic loading 186 Calculation of wave load effects 198 Dynamic analysis for design 210 References 226 6 Loading from explosions and impact ALAN J.WATSON 231 Introduction 231 Blast phenomena 233 Impact phenomena 246 Design actions 253 Designed response 262 Damage mitigation 272 Design codes 276 References 282 7 Human-induced vibrations J.W.SMITH 285 Introduction 285 The nature of human-induced dynamic loading 286 Methods for determining the magnitude of human-induced loading 291 Design of structures to minimise human-induced vibration 303 References 304 8 Traffic and moving loads on bridges DAVID COOPER 307 Introduction 307 Design actions 308Determination of structural response 311 References 9 Machine-induced vibrations J.W.SMITH 323 Introduction 323 Dynamic loading by machinery 324 Design of structures to minimise machine-induced vibration 331 References 341 10 Random vibration analysis GEORGE D.MANOLIS 343 Introduction 343 Random processes 344 System response to random input 350 Structures with uncertain properties 363 References 367 Index Index (iatenary mooring 212 Central moments 147 Centrifugal pumps 126 . Characteristic values1, 4, 22, 24—6, 509 Chimneys 90-2, 94-5 Chdtlmf; finings 233 Code formal 4 Codes for wind loading : ClCIND. Eurocode 73 * 90,92 UK 68, 91, 93, 95-6, IDO USA , Canada 91 2 Collapse mode 271 Combination factor 278 Combination value{of actions) 2rt Complex frequency response 357 Compliant tower 176, 210 Composite sandwidi construction 250- 1 Connections 277-8 Configuration factor 294 Configuration issuer (irreguJarilies) 162—4 Conservation of momentum 350 Contact ratio 299, 3D2 Continuous system. S6 Construcrion risks 277 Contact : duration 251 force 230 Containment structure 253 Co-ordination, eo-ordinated human motion 28H , 299, 302 Correlation functions and imegra Is72^4, 7t-9 r 88 Correlation coefficient 347 Cospecrrum, cross-spectrum 69, 72-1 Coulomb friction 271 Covariance 351, 353, 355 Cracking 232, 247-8 Crank- piston Linkage 324 Acceleration 291 Accelerograms112* lit, 155-9 scaling oft 56-7 Acceptable risk level 279 Actions 19-20 Accidental 26, 49, 52-t, 253, 276, 278- 80 Permanent 21- 2 , 279 Variable 22-5 Action effects 20 Active control (of seismic response) 1 70- ] Admittance functions 74, 88 Acrobio 288, 300 Aerodynamic damping 80, 89, 105 Acrociastic derivatives sufficient 104 -5 Airy wave theory 180 Alternator 325 Aluminium honeycombs 45—6 Anisotropic laminated panels 21 Anvil 329 Atmospheric boundary' layer 67—70 Attenuation relationships 117 A ud irona 285 Autocorrelation function 347 Averager! value 347 Asle weights 312-3 Base isolation sff Isolation (seismic) Beam 57 Behaviour factors tti Force reduction factors Blast pressure 232-4, 253-5, 2» Blast wave 233 4, 242, 253, 26? 9,in Boundary conditions 179, 248, 251, 267 Bo-i-type foundations 331 Bridges 275, 279 -80, 397 22 fable;85 Calibre density 252 Capacity design 164-6 Cattfnary action 277172 Index Logarithmic decrement 40 Longitudinal *ivf speed 273 Long lenm distribution 206 Pedestrian 291 ,299,303 Penetralmn 247- B ,252-3 Performance based design 160 2 Period (natural) 34, 177 Periodic load (oidtatinn) 32, 2ft&,299, 323 Perturbations 359 , 363, 365 Phase »nple 49 Pile foundations 331 Point -in - time distribution 16-7. 20, 22-3 Poisson distribution 15 Pop conceits 289, 3(32 Power spretraf density function 349, 355 Power spectrum 350 Power spectrum analysis (seismic} 159-60 Pressure attenuation 246-1 Pressure-impulse diagrams 266. 269,271 Probabilistic models 308 Probability 344 JR Probability density function 344, 352, 354,- Macb wave 244 Magnitude (of an earthquake) 112- 133 MaudeHO. 327 Marching 285, 299 Mass 33 , 350. 352 added 186 coefficient 188-9 factor 264— 5 Mass concrete blocks 323 Mean 351,353,355 Member vihrarson-: (structuralelements) @6-7, 93 Metronome 295 Military drilling 299 Modal analysis tf 152-5 Modi! cootdkiatfc 5! Modal displacement 50 Model! uncertainty 11 Monte Carlo simulation 314 Morison's formula 3 BB Multi-cylinder engines 324 Multiple degree of- freedom system 46, 352 356 pint 346 Progressive collapse 232 Proximity effects 9Q Psychological response 291, 296 Pulsating force 294 Punching 247, 251 Nominal value 4 Non- linear solid 323 Non-linear svstem 357 r Nob-stitiolUry process 362 Normal distrihution 350 Nuclear installations 253, 334 (JuasL-permanenr value 27 Quasi-static asymptote 268, 270 - ] Random process 2, 14—6 Reciprocating machines 323—4 Reduced velocity parameters BO, B3„ 96,99, 102-3 Redundancy 152,276 Reference period 2 3 , 13, 16, 18, 22, 24 Regular wive* 179 Reinforced concrete frames 164-5, 331 Rdlability 5, 6 , 8 analysis 10 class 13 indcic 6-7,9 target t3 Repealed shock 292 Representative, value 3, 4, 26 Resistance function 2 , 4 Resonance 239 , 301, 302, 323 Passive control{of seismic response) 166-70 Response ratio 257, 260, 266-9 Peak ground acceleration 116T 123, 135 effective 133 Offshore structures damping 200 dynamic models 199 equations of million 202 frequency domain analysis 205 mass 200 stiffness 201 time domain analysjs 204 Overload failure 16 Overpressure 233. 2335-6, 241-3.245-6, 253-4 Partial (safety or load) ficiors 3-5, 12, 276. 27fl Response specie* 58 , 61 echdespocTra 133-7, 146 Peak pressure 236, 238- 44, 246, 254 - 6, 271 design spectra lX>- 3, l4>-6Index 373 elastic spectra (of seismic motion) 125, 12S- I 30 inelasticspectra 140 .3 site specific specira 137-40 wiiform hm«i spectra 12St 1J3t 135 Restitution 330 Stationary process MS, 35? Statistical av-trage 347 Stiffness, stiffness math* 33, 264. 303, 337, 350,352 Stochastic system 343 Strain rate(bdgh) 234. 247, 261. 272-4, 276. Return period 24-3, 136, 161 Reynolds number 86-7, 92. ] 87 Rhythmic motion 285. 299 Rice's formula 13 Rigid foundation 47 Rigid Impactut 251 Rise and decay functions 2.34- 5, 238, 255- 7, 278 Stress wives 247-8. 271 Structural integrity 275--6. 278 Sub-mafricrt 337 Swaying 303 Synchronized moiinn 296 259 Table -lop Foundation* 331 'J’ecrcmic plates 110 Tensinn-leg pEatform 212 Terrain toughness 67-8.71 Theadotsen function 102 , 105 Threshold of perception 291.292 Time-history (time domain) analysis 52, 155-9 , 169, 204, 314-5, 318 TNT equivalence 238-9 Toe-off 286, 298, 299 Topography effect H 122 Tnraion effects (seismic) 150, 154 Transient ioid 36 Transient shocks 323, 328 Transient torques 326 Transmission 334 ,340 Tsunamis 109 Tup 329 Turbines 326 Robustness 233, 275-8 Ror.k crushers 3231 327 Rolling mills 331 K unad Point 232 -3 ,253,275 Rotating machines 323, 326, 340 Running 285 Safety margin 5,13, 18 Scabbing 247, 252 Stan EitTs formulation (aeroelisdcity) 104 Scrutonn jmbci 83—4, 89-91, 99 Sea state 183 Seismic hazard assessment 122-5 ,127 Seismic zones 125,334 Seismic waves HO, 112 Semi-infinite(media) 333-4, 339 Sensitiviiy factors 9 Shear response (bridges) 315-6 Ship impact 279-80 Shock mitigating (absorbing) systems 271-2 . 274 5 Shock wave 234-6. 238-9. 241-6 Short circuit torque 323, 326 Single degrce-of-freedom system 31, 350 Site effects 120-121 SIM number 86, 9Q, 93 SEutry infihrated concrete 275 Soft impact 249 Software for dynamic analysis 64 Soil-stnicrure interaction 334 Spatial variahiiiLy (of seismic motion) 122, UPCprovisions 13fr 7. 139 4fl, 148, tSO-2, 154-5,159, 169 Unbalanced masses 323. 325 Uncertain properties 363 Unii impulse response 351, 353 Unit observation time 23 ,25 Variability 254, 27B-9 Variance 357 Vehicle suspension 311 2 Velocity potential 180 Venting 246, 280 Vibrating screens 330 Viscous forces 186 Volte* shedding countermeasures 85,94 deterministic models 83—4 stochastic models 8ft 9 154 Spectral anaIv sis 349 Spring damper units 334 Spcctral sequence {Davenport's algorithm) 74-S Standard normal variable 6 . 8, 12 Staircases 285, 298V 4 Me* WriV( theory linear LSD higher order 1 HZ irregular Wives 1S3 modiried linear tfll Wheeler 1 M Wall fonniliuon; 331 Wave loads higher order harmonics 1W Urge volume structures 1W lmeariaition 193 motion!; 1 M2 nonlinear loading (on slender sfruclares) Wave propagation 323 White norse approximation 77, 8 Wiener-Khmehme relation 362, 195 ringing 19*, 22? slender structures 188 WivesiAustics Zero-mean process 347
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