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+++/// Caution. Disconnected subnetwork. During the Y-matrix elimination for phasor voltages, a near-zero diagonal element7 O4 z* g( F0 J' @0 u
for node "XX0002" exists just prior to reciprocation. Statistics follow: Original ABS(Ykk) = 0.00000000E+00,9 f i& x! e: U% l8 h* Z& s. i
questionable value = 0.00000000E+00, tolerance ratio TOLMAT = 1.00000000E-08 . The node in question might be
! I' z8 x$ M, w connected to other nodes, forming a subnetwork, but that subnetwork has no, or only very weak, paths to ground or8 v% v6 W! h) M2 U" ]3 T
to any other known voltage node of the steady-state network. The solution voltages for this isolated subnetwork
V5 o$ ~7 c0 I* C: K will now be set to zero, as the solution continues.
0 F( A# Q( O6 `, s# k4 P1 y6 Q p& {4 v G
这个提示是什么意思。 哪里出问题啦。 谢谢 |