(01) FINAL TIME = 25
Units: Week
The final time for the simulation.
(02) INITIAL TIME = 0
Units: Week
The initial time for the simulation.
(03) SAVEPER =
TIME STEP
Units: Week [0,?]
The frequency with which output is stored.
(04) TIME STEP = 0.25
Units: Week [0,?]
The time step for the simulation.
(05) 发货率SHIP=
正常发货率NSHIP+测试函数输入TEST
Units: **undefined**
(06) 发货率平滑时间TAS=
2
Units: **undefined**
(07) 平均发货率AVSHIP=
SMOOTH(发货率SHIP, 发货率平滑时间TAS )
Units: **undefined**
(08) 库存INV= INTEG (
订货率ORDERS-发货率SHIP,
30)
Units: **undefined**
(09) 库存调节时间LAT=
2
Units: **undefined**
(10) 库存调节率INVADJ=
(期望库存DSINV-库存INV)/库存调节时间LAT
Units: **undefined**
(11) 延迟时间DEL=
3
Units: **undefined**
(12) 期望库存DSINV=
期望库存覆盖时间DIC*正常发货率NSHIP
Units: **undefined**
(13) 期望库存覆盖时间DIC=
3
Units: **undefined**
(14) 正常发货率NSHIP=
100
Units: **undefined**
(15) 测试函数输入TEST=
20
Units: **undefined**
(16) 订货率ORDERS=
DELAY3(平均发货率AVSHIP+库存调节率INVADJ, 延迟时间DEL )
Units: **undefined**
模拟运行结果如下图所示，从图中可以看出，订货率与库存之间存在着反比关系，并且要滞后。
