Using a water modeling, the characteristic of fluid flow in the ring mould of a new type of spiral continuous casting was studied.
采用水模型试验 ,研究了旋转连铸环行结晶器内钢液流动行为·通过改变参数 (流量、结晶器转速、水口浸入深度 ) ,考察其对流场以及卷渣倾向的影响·参数改变 ,流场变化规律的总趋势并无明显改变 ,只是流股的最大喷射距离、到达结晶器外壁附近的速度及回流区的位置和液面附近的速度发生变化·研究结果表明 :流场中的速度分布受流量、结晶器转速、水口浸入深度的影
By using the equations of mass conservation law and Navier-Stokes, as well as applying 3D numerical calculation about spiral continuous casting mould, and computer simulation the fluid flow in spiral continuous casting mould was studied including the effects of the fluid field under the different parameters (casting speed, rotational speed, immersion depth).
将质量守恒方程及Navier Stokes方程应用于旋转连铸结晶器内钢液流动特性研究 ,探查了结晶器转速、水口注流流量、水口浸入深度对流场的影响·模拟计算结果表明 ,随着转速、水口注流流量、水口浸入深度的变化 ,回流区发生移动 ,流场分布受水口注流流量、转速的影响较大
Study on High-speed Rotational Molding Processing of Glass Fiber Reinforced Polyester Pipe;
玻璃钢管的高速旋转模塑成型工艺研究
Study on pigmentation of field medical chest by rotational molding;
野战医疗箱旋转模塑工艺条件下着色研究
It was suggested that in the rotational molding, the initial viscosity controlled the wall thickness of the product and the gel rate controlled the uniformity of the wall thickness.
应用正交实验方法研究了引发剂、促进剂及二氧化硅(SiO2)粉末的加入量对旋转模塑成型制品壁厚和壁厚均匀程度的影响,测定了不同配比黏度变化曲线,找出了树脂体系黏度变化对成型制品质量的影响规律。
A new process of the rotational moulding process for 3-D braiding was designed.
开发设计了三维编织旋转模塑新工艺,以三维编织圆管为增强材料、TDE-85环氧树脂为基体,对其成型工艺进行了设计,初步讨论了模具结构、加热时间、旋转速度、主次轴转速比、树脂加料量、树脂的浸润等因素在工艺中的作用。
The number of advantages which includes low level of residual stresses, low product cost, being suitable to produce large hollow plastic production offered by this process over other plastic processing methods makes rotational moulding lots of engineering sense.
旋转模塑是一种以塑料粉末为原料成型中空塑料制品的工艺。