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CLASE PRACTICA: Investigación Operativa Trabajo Practico Nº 7 – Distribución Profesores: JTP. Ing. Néstor O. Cruz AY1. Ing. Mariela E. Rodríguez Facultad de Ingeniería Universidad Nacional de Jujuy a) Realice la representación grafica de la RED. Oferta Demanda 1 2 3 1 2 3 4 50 20 35 25 10 25 45 105 105 MODELO DE TRANSPORTE 1 2 3 4 ai 1 5 2 3 4 50 2 2 4 3 2 20 3 4 3 1 5 35 bj 25 10 25 45 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental Z= 5 * 25 + 2 * 10 + 3 * 15 + 3 * 10 + 2 * 10 + 5 * 35 Z= 415 UM 1º Iteración 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 ẟ21= 2 – 3 + 3 – 5 = -3 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 ẟ21= 2 – 3 + 3 – 5 = -3 ẟ22= 4 – 3 + 3 – 2 = 2 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 ẟ21= 2 – 3 + 3 – 5 = -3 ẟ22= 4 – 3 + 3 – 2 = 2 ẟ31= 4 – 5 + 3 – 3 +2 - 5 = -4 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 ẟ21= 2 – 3 + 3 – 5 = -3 ẟ22= 4 – 3 + 3 – 2 = 2 ẟ31= 4 – 5 + 3 – 3 +2 - 5 = -4 ẟ32= 3 – 2 + 3 – 3 + 2 - 5 = -2 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 10 10 3 4 3 1 5 35 35 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 ẟ21= 2 – 3 + 3 – 5 = -3 ẟ22= 4 – 3 + 3 – 2 = 2 ẟ31= 4 – 5 + 3 – 3 +2 - 5 = -4 ẟ32= 3 – 2 + 3 – 3 + 2 - 5 = -2 ẟ33= 1 – 3 + 2 – 5 = -5 Sale el 10, La disminución en Z es -5 => 10* (-5) = - 50 Z= 415 – 50 = 365 Z= 365 U.M. 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 ẟ21= 2 – 3 + 3 – 5 = -3 ẟ22= 4 – 3 + 3 – 2 = 2 ẟ31= 4 – 5 + 3 – 3 +2 - 5 = -4 ẟ32= 3 – 2 + 3 – 3 + 2 - 5 = -2 ẟ33= 1 – 3 + 2 – 5 = -5 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 3 + 3 – 2 = 2 ẟ21= 2 – 3 + 3 – 5 = -3 ẟ22= 4 – 3 + 3 – 2 = 2 ẟ31= 4 – 5 + 3 – 3 +2 - 5 = -4 ẟ32= 3 – 2 + 3 – 3 + 2 - 5 = -2 ẟ33= 1 – 3 + 2 – 5 = -5 Z= 5 * 25 + 2 * 10 + 3* 15 + 2 * 20 + 1 * 10 + 5 * 25 Z= 365 U.M. 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 2º Iteración 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 ẟ21= 2 – 5 + 3 – 1 + 5 – 2 = 2 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 ẟ21= 2 – 5 + 3 – 1 + 5 – 2 = 2 ẟ22= 4 – 2 + 3 – 1 + 5 – 2 = 7 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 ẟ21= 2 – 5 + 3 – 1 + 5 – 2 = 2 ẟ22= 4 – 2 + 3 – 1 + 5 – 2 = 7 ẟ23= 3 – 1 + 5 – 2 = 5 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 ẟ21= 2 – 5 + 3 – 1 + 5 – 2 = 2 ẟ22= 4 – 2 + 3 – 1 + 5 – 2 = 7 ẟ23= 3 – 1 + 5 – 2 = 5 ẟ31= 4 – 5 + 3 – 1 = 1 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 ẟ21= 2 – 5 + 3 – 1 + 5 – 2 = 2 ẟ22= 4 – 2 + 3 – 1 + 5 – 2 = 7 ẟ23= 3 – 1 + 5 – 2 = 5 ẟ31= 4 – 5 + 3 – 1 = 1 ẟ32= 3 – 2+ 3 – 1 = 3 Sale el 15, La disminución en Z es -15 => 15* (-3)=-45 Z= 365 – 45 = 320 Z= 320 U.M. 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 ẟ21= 2 – 5 + 3 – 1 + 5 – 2 = 2 ẟ22= 4 – 2 + 3 – 1 + 5 – 2 = 7 ẟ23= 3 – 1 + 5 – 2 = 5 ẟ31= 4 – 5 + 3 – 1 = 1 ẟ32= 3 – 2+ 3 – 1 = 3 Sale el 15, La disminución en Z es -15 => 15* (-3)=-45 Z= 365 – 45 = 320 Z= 320 U.M. 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 25 10 bj 25 10 25 45 105 ▪ Método Fundamental ẟ14= 4 – 5 + 1 – 3 = -3 ẟ21= 2 – 5 + 3 – 1 + 5 – 2 = 2 ẟ22= 4 – 2 + 3 – 1 + 5 – 2 = 7 ẟ23= 3 – 1 + 5 – 2 = 5 ẟ31= 4 – 5 + 3 – 1 = 1 ẟ32= 3 – 2+ 3 – 1 = 3 Sale el 15, La disminución en Z es -15 => 15* (-3)=-45 Z= 365 – 45 = 320 Z= 320 U.M.Z= 5 * 25 + 2 * 10 + 4 * 15 + 2 * 20 + 1 * 25 + 5 * 10 Z= 320 UM 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 25 10 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 4 + 5 – 1 = 3 ẟ21= 2 – 5 + 4 – 2 = -1 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 25 10 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 4 + 5 – 1 = 3 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 25 10 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 4 + 5 – 1 = 3 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 5 – 2 = 5 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 25 10 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 4 + 5 – 1 = 3 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 5 – 2 = 5 ẟ31= 4 – 5 + 4 – 5 = -2 1 2 3 4 ai 1 5 2 3 4 50 25 10 15 2 2 4 3 2 20 20 3 4 3 1 5 35 25 10 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 4 + 5 – 1 = 3 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 5 – 2 = 5 ẟ31= 4 – 5 + 4 – 5 = -2 ẟ32= 3 – 2 + 4 – 5 = 0 Sale el 10, por tener el menor ahorro La disminución en Z es – 20 10* (-2)=- 20 Z= 320 – 20 = 300 Z= 300 U.M. ▪ Método Fundamental ẟ13= 3 – 4 + 5 – 1 = 3 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 5 – 2 = 5 ẟ31= 4 – 5 + 4 – 5 = -2 ẟ32= 3 – 2 + 4 – 5 = 0 Sale el 10, por tener el menor ahorro La disminución en Z es – 20 10* (-2)=- 20 Z= 320 – 20 = 300 Z= 300 U.M. 1 2 3 4 ai 1 5 2 3 4 50 15 10 25 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 Z= 5 * 15 + 2 * 10 + 4 * 25 +2 * 20 + 4 * 10 + 1 * 25 Z= 320 UM. 1 2 3 4 ai 1 5 2 3 4 50 15 10 25 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 1 + 4 – 5 = 1 4º Iteración 1 2 3 4 ai 1 5 2 3 4 50 15 10 25 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 1 + 4 – 5 = 1 ẟ21= 2 – 5 + 4 – 2 = -1 1 2 3 4 ai 1 5 2 3 4 50 15 10 25 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 1 + 4 – 5 = 1 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 1 2 3 4 ai 1 5 2 3 4 50 15 10 25 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 1 + 4 – 5 = 1 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 4 - 5 + 4 – 2 = 3 1 2 3 4 ai 1 5 2 3 4 50 15 10 25 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 1 + 4 – 5 = 1 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 4 - 5 + 4 – 2 = 3 ẟ32= 3 – 2 + 5 – 4 = 2 1 2 3 4 ai 1 5 2 3 4 50 15 10 25 2 2 4 3 2 20 20 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ13= 3 – 1 + 4 – 5 = 1 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 4 - 5 + 4 – 2 = 3 ẟ32= 3 – 2 + 5 – 4 = 2 ẟ34= 5 – 4 + 5 – 4 = 2 Sale el 15, por tener el menor ahorro La disminución en Z es – 1 15* (-1)= - 15 Z= 300 – 15 = 285 Z= 285 U.M. ▪ Método Fundamental ẟ13= 3 – 1 + 4 – 5 = 1 ẟ21= 2 – 5 + 4 – 2 = -1 ẟ22=4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 4 - 5 + 4 – 2 = 3 ẟ32= 3 – 2 + 5 – 4 = 2 ẟ34= 5 – 4 + 5 – 4 = 2 Sale el 15, por tener el menor ahorro La disminución en Z es – 1 15* (-1)= - 15 Z= 300 – 15 = 285 Z= 285 U.M. 1 2 3 4 ai 1 5 2 3 4 50 10 40 2 2 4 3 2 20 15 5 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 Z= 2 * 10 + 4 * 40 + 2 * 15 + 2 * 5 + 4 * 10 + 1 * 25 Z= 285 UM. 1 2 3 4 ai 1 5 2 3 4 50 10 40 2 2 4 3 2 20 15 5 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ11= 5 – 2 + 2 – 4 = 1 5º Iteración 1 2 3 4 ai 1 5 2 3 4 50 10 40 2 2 4 3 2 20 15 5 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ11= 5 – 2 + 2 – 4 = 1 ẟ13= 3 – 4 + 2 – 2 + 4 – 1 = 2 1 2 3 4 ai 1 5 2 3 4 50 10 40 2 2 4 3 2 20 15 5 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ11= 5 – 2 + 2 – 4 = 1 ẟ13= 3 – 4 + 2 – 2 + 4 – 1 = 2 ẟ22= 4 – 2 + 4 – 2 = 4 1 2 3 4 ai 1 5 2 3 4 50 10 40 2 2 4 3 2 20 15 5 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ11= 5 – 2 + 2 – 4 = 1 ẟ13= 3 – 4 + 2 – 2 + 4 – 1 = 2 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 4 - 2 = 4 1 2 3 4 ai 1 5 2 3 4 50 10 40 2 2 4 3 2 20 15 5 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ11= 5 – 2 + 2 – 4 = 1 ẟ13= 3 – 4 + 2 – 2 + 4 – 1 = 2 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 4 - 2 = 4 ẟ32= 3 – 4 + 2 – 2 + 4 – 2 = 1 1 2 3 4 ai 1 5 2 3 4 50 10 40 2 2 4 3 2 20 15 5 3 4 3 1 5 35 10 25 bj 25 10 25 45 105 ▪ Método Fundamental ẟ11= 5 – 2 + 2 – 4 = 1 ẟ13= 3 – 4 + 2 – 2 + 4 – 1 = 2 ẟ22= 4 – 2 + 4 – 2 = 4 ẟ23= 3 – 1 + 4 - 2 = 4 ẟ32= 3 – 4 + 2 – 2 + 4 – 2 = 1 ẟ34= 5 – 4 + 2 – 2 = 1 Todos los delta son positivos, la solución no se puede mejorar mas => estamos en el optimo. Z= 285 UM. 1 2 3 4 1 5 2 3 4 10 40 2 2 4 3 2 20 3 4 3 1 5 5 25 5 Z= 2*20+4*5+2*10+1*25+4*40+5*5 Z=290 U.M. v) Método de Vogel 1 2 3 4 1 5 2 3 4 10 40 2 2 4 3 2 20 3 4 3 1 5 5 25 5 Z= 2*20+4*5+2*10+1*25+4*40+5*5 Z=290 U.M. v) Método de Vogel Resolver en Clase aplicando el Método Fundamental: Subir el ejercicio al Aula Virtual. ẟ11= 5 – 4 + 5 – 4 = 2 ẟ13= 3 – 4 + 5 – 1 = 3 ẟ22= 4 – 2 + 4 – 5 + 4 - 2 = 3 ẟ23= 3 – 1 + 4 - 2 = 4 ẟ24= 2 – 5 + 4 - 2 = - 1 ẟ32= 3 – 2 + 4 - 5 = 0 1 2 3 4 1 5 2 3 4 10 40 2 2 4 3 2 15 5 3 4 3 1 5 10 25 Z= 2 * 10 + 4 * 40 + 2 * 15 + 2 * 5 + 4 * 10 + 1* 25 Z=285 U.M. ẟ11= 5 – 4 + 5 – 4 = 2 ẟ13= 3 – 4 + 5 – 1 = 3 ẟ22= 4 – 2 + 4 – 5 + 4 - 2 = 3 ẟ23= 3 – 1 + 4 - 2 = 4 ẟ24= 2 – 5 + 4 - 2 = - 1 ẟ32= 3 – 2 + 4 - 5 = 0 Resolver aplicando el Método Fundamental 25 10 25 45 105 ai 50 20 35 Preguntas
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