2 - MASINAC.org

More documents

Recommendations

Info

PONAŠANJE BRODA NA TALASIMA____________________________Da bi se rezonancija javila, potrebno je daΨ φ bude dovoljno maloi da ε bude dovoljno veliko...Dijagram asa prigušenjemVaži, približno2( ϕ) ≈ ⎡ − ( . ⎤ϕ) + ( ϕ ϕ)2 2εmin Λ 2 a 1 05Λ Ψ Λ⎢⎣⎥⎦a = 1, 25 za Λ < 2,a = 1za Λ ≥ 2ϕϕParametar ε je najveći... ukoliko je λ T = LUslovi glavne parametarske rezonancijesu, prema tomeParametar ε mora biti i veći od pragaparametarske rezonancije ...ΔMGε = > ε2M GominΛ ≈ 2, λ ≈ L,ε > εϕTminPrva dva uslova mogu se prikazati u formidijagrama parametarske rezonancijePREDAVANJA 2009. 145
PONAŠANJE BRODA NA TALASIMA____________________________Za plovidbu ka talasima,polazi se odω = ω + vkp T o Tv =⋅⋅⋅oi, za uslove glavneparametarske rezonancijeΛϕ= 2, L/ λT= 1nakon sređivanja dobija...FR2 1= −T2πϕ1 2FR= − za slučaj2πT ϕ1 2FR= + za slučajπ T 2 ϕvvoo< c> cTTNa isti način, za plovidbu niztl talase, sledi ldiPrema linearnoj teoriji, brod se u slučajuparametarske rezonancije prevrće...Realno, ljuljanje postaje nelinearno,a amplituda neraste do beskonačnosti...PREDAVANJA 2009. 146
Page 2 and 3:
PONAŠANJE BRODA NA TALASIMA_______
Page 4 and 5:
Page 6 and 7:
Page 8 and 9:
Page 10 and 11:
Page 12 and 13:
Page 14 and 15:
Page 16 and 17:
Page 18 and 19:
Page 23 and 24:
Page 25 and 26:
Page 27 and 28:
Page 29 and 30:
Page 31 and 32:
Page 33 and 34:
Page 35 and 36:
Page 37 and 38:
Page 39 and 40:
Page 41 and 42:
Page 43 and 44:
Page 45 and 46:
Page 47 and 48:
Page 49 and 50:
Page 51 and 52:
Page 53 and 54:
Page 55 and 56:
Page 57 and 58:
Page 59 and 60:
Page 61 and 62:
Page 63 and 64:
Page 65 and 66:
Page 67 and 68:
Page 69 and 70:
Page 71 and 72:
Page 73 and 74:
Page 75 and 76:
Page 77 and 78:
Page 79 and 80:
Page 81 and 82:
Page 83 and 84:
Page 85 and 86:
Page 87 and 88:
Page 89 and 90:
Page 91 and 92:
Page 93 and 94:
Page 95 and 96: PONAŠANJE BRODA NA TALASIMA_______
Page 145: PONAŠANJE BRODA NA TALASIMA_______
Page 197 and 198:
Page 199 and 200:
Page 201 and 202:
Page 203 and 204:
Page 205 and 206:
Page 207 and 208:
Page 209 and 210:
Page 211 and 212:
Page 213 and 214:
Page 215 and 216:
Page 217 and 218:
Page 219 and 220:
Page 221 and 222:
Page 223 and 224:
Page 225 and 226:
Page 227 and 228:
Page 229 and 230:
Page 231 and 232:
Page 233 and 234:
Page 235 and 236:
Page 237 and 238:
Page 239 and 240:
Page 241 and 242:
Page 243 and 244:
Page 245 and 246:
Page 247 and 248:
Page 249 and 250:
Page 251 and 252:
Page 253 and 254:
Page 255:
show all

2 - MASINAC.org

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?