Method for preparing vanadium-nitrogen alloy through laser electrometallurgy reduction and nitridation

The invention belongs to the field of steel-making alloy new technology and application thereof, and discloses a method for preparing vanadium-nitrogen alloy through laser electrometallurgy reduction nitridation, and the technological process comprises the steps of initial feeding, gas injection, laser irradiation, warehouse feeding, alloy pull casting and smoke recovery. According to the laser smelting reduction and nitridation method, energy is concentrated, the electric heating energy conversion efficiency is high, and energy is saved; and the vanadium oxide pellets are subjected to reduction nitridation to form cast ingots, and the cast ingots are pulled out, so that continuous smelting and coagulation casting operations are realized, the production time is short, and the production efficiency of the vanadium-nitrogen alloy is greatly improved. 本发明属于炼钢合金新技术及其应用领域，公开了一种激光电冶金还原氮化制备钒氮合金的方法，工艺流程为：初始加料-气体喷吹-激光辐照-储仓加料-拉铸合金-烟尘回收。本发明中激光熔融还原与氮化的方法能量集中，电热能量转化效率高，节约能源；且钒氧化物球团还原氮化后形成铸锭，拉出铸锭的方法实现了连续冶炼与凝铸操作，生产用时短，大大提高了