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提出了大功率超音速等离子弧喷枪的设计原则和要求 ,经多次试验、改进 ,设计出双水内冷、双气路、双喷嘴的喷枪 ,其设计巧妙、结构合理、性能优良 ,满足了在大功率条件下对各种粉末材料的超音速喷涂
The design principles and requirements of high-power supersonic plasma arc spray gun are proposed. After several experiments and improvements, the spray gun with double water internal cooling, double gas circuit and double nozzle is designed. Its design is clever, with reasonable structure and excellent performance. Supersonic spray of various powder materials under high power conditions