求助，出现error:divergence detecte

zhao_seu

模拟氨气与烟气的混合，第一次用多孔介质模型
计算到100多步时出现error
Error: divergence detected in AMG solver: species-5
Error Object: ()

读入网格时出现warning
Building...
     grid,
Note: Separating wall zone 5 into zones 5 and 1.
      wall -> wall (5) and wall:001 (1)
Note: Separating wall zone 5 into zones 5 and 25.
      wall -> wall (5) and wall:025 (25)
Note: Separating interior zone 26 into zones 26 and 27.
      default-interior -> default-interior (26) and default-interior:027 (27)
Note: Separating interior zone 26 into zones 26 and 28.
      default-interior -> default-interior (26) and default-interior:028 (28)
Note: Separating interior zone 26 into zones 26 and 29.
      default-interior -> default-interior (26) and default-interior:029 (29)
Note: Separating interior zone 26 into zones 26 and 30.
      default-interior -> default-interior (26) and default-interior:030 (30)
     materials,
     interface,
     domains,
     zones,
        default-interior:030
        default-interior:029
        default-interior:028
        default-interior:027
        wall:025
        wall:001
        default-interior
        fluegas
        outlet
        ammonia_inlet
        ammonia_outlet1
        ammonia_outlet_2
        ammonia_outlet_3
        ammonia_outlet_4
        ammonia_outlet_5
        ammonia_outlet_6
        ammonia_outlet_7
        ammonia_outlet_8
        ammonia_outlet_9
        ammonia_outlet_10
        ammonia_outlet_11
        ammonia_outlet_12
        ammonia_outlet_13
        ammonia_outlet_14
        daoliu
        face_of_ammonia
        wall
        porous2
        porous1
        fluid
Warning: Thread 7 has 21 contiguous regions.
        creating daoliu-shadow
     shell conduction zones,
Done.