Impact between airflow and bottom of plastic pan and pot seedling is impactjet and key of realizing paddy ordered pneumatic throwing transplantation.
气流和塑盘穴孔及钵苗底部的碰撞属于冲击射流,是实现水稻气力有序抛秧的关键技术。
2
It is found that three patterns may occur to the flow in the pool including free impactjet, submerge impactjet and surface flow according to the downstream water level.
根据高坝下游水垫深度的不同,塘内水流呈现自由冲击射流、淹没冲击射流和面流三种流型。
3
Taking the impactjet flow field of individual rocket as research object, this paper calculates the jet flow field near the back of the launching tube by using the numerical simulation method.