This article introduces a method of edge extraction of yarnballoon, which bases on mathematic morphology and the transformation of dynamical gray algorithm.
介绍了一种基于数学形态学和动态灰度变化方法相结合的纱线气圈边缘提取方法。
2
It would cause balloon collapse and yarn breakage in ring spinning, should the ring and traveler approach this neck portion.
环锭纺纱时，如果钢领钢丝圈位置逐步接近该气圈颈部就将造成气圈崩溃和纱线断头。
3
This dissertation will use the frictional theory, the yarn structure theory and the balloon theory to research these three content.