ZERO STIFFNESS IN DIRECTION 5 AT JOINT 421 EQN.NO. 221
LOADS APPLIED OR DISTRIBUTED HERE FROM ELEMENTS WILL BE IGNORED.
THIS MAY BE DUE TO ALL MEMBERS AT THIS JOINT BEING RELEASED OR
EFFECTIVELY RELEASED IN THIS DIRECTION.
ZERO STIFFNESS IN DIRECTION 6 AT JOINT 421 EQN.NO. 222
ZERO STIFFNESS IN DIRECTION 5 AT JOINT 417 EQN.NO. 245
ZERO STIFFNESS IN DIRECTION 6 AT JOINT 417 EQN.NO. 246
ZERO STIFFNESS IN DIRECTION 5 AT JOINT 411 EQN.NO. 299
ZERO STIFFNESS IN DIRECTION 6 AT JOINT 411 EQN.NO. 300
ZERO STIFFNESS IN DIRECTION 5 AT JOINT 407 EQN.NO. 323
ZERO STIFFNESS IN DIRECTION 6 AT JOINT 407 EQN.NO. 324
ZERO STIFFNESS IN DIRECTION 5 AT JOINT 422 EQN.NO. 377
ZERO STIFFNESS IN DIRECTION 6 AT JOINT 422 EQN.NO. 378
STAAD SPACE -- PAGE NO. 8
ZERO STIFFNESS IN DIRECTION 5 AT JOINT 418 EQN.NO. 413
ZERO STIFFNESS IN DIRECTION 6 AT JOINT 418 EQN.NO. 414
**WARNING - THERE WERE MORE THAN 12 DOF WITH ZERO STIFFNESS.
THE FIRST 12 ARE LISTED ABOVE.
TOTAL # TRANSLATIONAL= 0 TOTAL # ROTATIONAL= 40作者:
shanghai 时间: 2011-4-8 11:06
多半是约束释放，或者桁架构件交叉作者:
柯安 时间: 2011-4-14 22:49
约束释放过多，释放约束时，如果是铰接构件，不要释放Mx
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