各位大侠:我建了一个三桥的整车模型,机械部分能够仿真,但我加上ADAMS/液压部分后模型就是不动了,系统提示没有ERROR,只是些警告。我换别的求解器也不行,是不是液压缸的问题,但不知道怎么修改,还是液压系统的参数问题,造成了系统的不收敛啊?系统提示如下:
WARNING: The symbolic refactorization failed. The matrix is structurally singular
at time = 1.56250E-06.
WARNING: The symbolic refactorization failed. The matrix is structurally singular
at time = 1.56250E-06.
WARNING: The symbolic refactorization failed. The matrix is structurally singular
at time = 1.56250E-06.