2 - MASINAC.org

More documents

Recommendations

Info

PONAŠANJE BRODA NA TALASIMA____________________________ζ( ξ, η, t) = Asin ⎡⎣kcos μ⋅ξ −ksin μ⋅η −( ω −vokcos μ)t⎤⎦kξ= kcos μ , kη= ksinμtalasni brojevi u pravcu osa ξ, ηp( vkcos)ω =± ω − μfrekvencija talasa u odnosu nakoordinatni sistem ξ, ηTo je prividna (relativna) frekvencijatalasa, frekvencija u odnosu na brodFrekvencija je (fizički) pozitivna...znak minus se odnosi na sličajω< vkcosμooPrividna (relativna) brzina talasa uodnosu na brod jeωpcp= = c−vkocos μTalasne dužine u pravcu pokretnih osa ξ i η(efektivne talasne dužine) iznose2πλξ= =kξλcos μ2πλη= =kΑmplitude nagiba talasa u pravcu osa ξ i η(efektivne amplitude nagiba)α = k A=α cos μξξoηλsin μα = k A=α sin μηηoPREDAVANJA 2009. 51
PONAŠANJE BRODA NA TALASIMA____________________________Specijalni slučajeviPrimerPlovidba bočno u odnosu na talaseπωpμ =± ωp= ω , cp= = c2kPlovidba ka talasimaμ = π ωp = ω+vkoc = c+vpStacionarna plovidba, pri kojoj jje p0Može se javiti pri plovidbi niztalase, ukoliko je gλvo≥ c=2πKurs pri kome se javlja sledi izω − vkcosμ = 0ostoω =pi iznosiμst⎛ 1 gλ⎞= ⋅⋅⋅= arccos⎜vo2π⎟⎝ ⎠PREDAVANJA 2009. 52
Page 2 and 3: PONAŠANJE BRODA NA TALASIMA_______
Page 51: PONAŠANJE BRODA NA TALASIMA_______
Page 103 and 104:
PONAŠANJE BRODA NA TALASIMA_______
Page 105 and 106:
Page 107 and 108:
Page 109 and 110:
Page 111 and 112:
Page 113 and 114:
Page 115 and 116:
Page 117 and 118:
Page 119 and 120:
Page 121 and 122:
Page 123 and 124:
Page 125 and 126:
Page 127 and 128:
Page 129 and 130:
Page 131 and 132:
Page 133 and 134:
Page 135 and 136:
Page 137 and 138:
Page 139 and 140:
Page 141 and 142:
Page 143 and 144:
Page 145 and 146:
Page 147 and 148:
Page 149 and 150:
Page 151 and 152:
Page 153 and 154:
Page 155 and 156:
Page 157 and 158:
Page 159 and 160:
Page 161 and 162:
Page 163 and 164:
Page 165 and 166:
Page 167 and 168:
Page 169 and 170:
Page 171 and 172:
Page 173 and 174:
Page 175 and 176:
Page 177 and 178:
Page 179 and 180:
Page 181 and 182:
Page 183 and 184:
Page 185 and 186:
Page 187 and 188:
Page 189 and 190:
Page 191 and 192:
Page 193 and 194:
Page 195 and 196:
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?