ATPDraw运行时出错：Disconnected subnetwork

xingzhexiaobai

ATPDraw运行时的error. log 如下：

8 K- A& a) l& `0 r
7 L1 _5 G; C8 x% d8 o* L, W+++///  Caution.  Disconnected subnetwork.  During the Y-matrix elimination for phasor voltages, a near-zero diagonal element
                 for node  "XX0013"  exists just prior to reciprocation.    Statistics follow:  Original ABS(Ykk) = 0.00000000E+00,
                 questionable value = 0.00000000E+00,   tolerance ratio  TOLMAT = 1.00000000E-08  .    The node in question might be
                 connected to other nodes, forming a subnetwork, but that subnetwork has no, or only very weak, paths to ground or
                 to any other known voltage node of the steady-state network.   The solution voltages for this isolated subnetwork
3 j0 T% e( x/ p9 G1 y                 will now be set to zero, as the solution continues.
+++///  Caution.  Disconnected subnetwork.  During the Y-matrix elimination for phasor voltages, a near-zero diagonal element
% g( D# w/ A) c% W" n0 }8 `                 for node  "XX0003"  exists just prior to reciprocation.    Statistics follow:  Original ABS(Ykk) = 0.00000000E+00,
                 questionable value = 0.00000000E+00,   tolerance ratio  TOLMAT = 1.00000000E-08  .    The node in question might be
* ^5 d9 f* a7 Y- ]3 |# d                 connected to other nodes, forming a subnetwork, but that subnetwork has no, or only very weak, paths to ground or
                 to any other known voltage node of the steady-state network.   The solution voltages for this isolated subnetwork
8 U2 `8 w8 `+ M" i& ~3 P                 will now be set to zero, as the solution continues.

' M4 z7 h4 `8 ]# ?1 O

有没有高手遇见过这样的问题呀 这里我仿真的是电弧模型

xingzhexiaobai

这个问题迟迟没有得到解决啊  有没有遇见过的啊 指点一下下巴