midas分析悬索桥的问题

cxbridge 发表于 2016-5-11 22:59:31 | 显示全部楼层 | 阅读模式
用midas进行成桥分析,分析时提示:
-----------------------------------------S T A R T I N G       S O L U T I O N

MULTI-FRONTAL SOLVER
AVAILABLE MEMORY =    1.3 GBYTES
ENTRY PHASE FOR RENUMBERING
ENTRY NUMBERING_EQN
ENTRY FORM_STIFF_MASS_LOAD
THE INDIVIDUAL ELEMENT STIFFNESS AND LOAD MATRICES WILL NOW BE FORMED.
  ELEMENT NO. :   4225  OF    4225
ENTRY SOLUTION PHASE

SUSPENSION BRIDGE EQUILIBRIUM STATE ANALYSIS
NONLINEAR STATIC LOADCASE :     1
INCREMENT NO. :    1  ITERATION NO. :    1     DISPL. NORM : 0.100E+01
INCREMENT NO. :    1  ITERATION NO. :    2     DISPL. NORM : 0.103E+00
INCREMENT NO. :    1  ITERATION NO. :    3     DISPL. NORM : 0.242E-01
INCREMENT NO. :    1  ITERATION NO. :    4     DISPL. NORM : 0.919E-02
INCREMENT NO. :    1  ITERATION NO. :    5     DISPL. NORM : 0.454E-02
INCREMENT NO. :    1  ITERATION NO. :    6     DISPL. NORM : 0.221E-02
INCREMENT NO. :    1  ITERATION NO. :    7     DISPL. NORM : 0.116E-02
INCREMENT NO. :    1  ITERATION NO. :    8     DISPL. NORM : 0.566E-03

ITERATION NO :     1   CONVERGENCE RATIO :  0.64802E+02
NONLINEAR STATIC LOADCASE :     1
INCREMENT NO. :    1  ITERATION NO. :    1     DISPL. NORM : 0.100E+01
INCREMENT NO. :    1  ITERATION NO. :    2     DISPL. NORM : 0.101E+00
INCREMENT NO. :    1  ITERATION NO. :    3     DISPL. NORM : 0.231E-01
INCREMENT NO. :    1  ITERATION NO. :    4     DISPL. NORM : 0.868E-02
INCREMENT NO. :    1  ITERATION NO. :    5     DISPL. NORM : 0.427E-02
INCREMENT NO. :    1  ITERATION NO. :    6     DISPL. NORM : 0.209E-02
INCREMENT NO. :    1  ITERATION NO. :    7     DISPL. NORM : 0.107E-02
INCREMENT NO. :    1  ITERATION NO. :    8     DISPL. NORM : 0.524E-03

  CABLE ELEMENT NO :     415  HAS IMPROPER TENSION.

请教大神给点指导意见,万分感谢!!!!!
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