ATPDraw运行时出错：Disconnected subnetwork

xingzhexiaobai

ATPDraw运行时的error. log 如下：


% y* l; n1 @- g: s% ]5 v+++///  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,
. Z1 Z! }; d; A4 b                 questionable value = 0.00000000E+00,   tolerance ratio  TOLMAT = 1.00000000E-08  .    The node in question might be
4 x' k6 ~( i& z' @/ K                 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
                 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
                 for node  "XX0003"  exists just prior to reciprocation.    Statistics follow:  Original ABS(Ykk) = 0.00000000E+00,
2 m$ H" E( v2 a& @7 S& K                 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
                 will now be set to zero, as the solution continues.



( V/ c/ X' H7 C0 d8 D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