According to the physics process of powder feed laser cladding, the basic problems are brought up that must be considered in the numerical model for that process.
根据送粉式激光熔覆的物理过程，提出了送粉式激光熔覆数值模型必须考虑的基本问题。
The influence of laser power, scanning speed, powder feed rate, spot diameter and preheating on the temperature of molten pool were revealed in the process of single-pass cladding.
在单道熔覆中通过跟踪测量研究了激光功率、扫描速度、送粉速率、光斑直径和基体预热温度对熔池温度的影响规律。
According to the present status of laser cladding powder feed unit, in order to solve the problem of powder feeding uniform, stabilization, a new powder feed unit is developed.
针对当前各种喷焊、熔覆中输料所用送粉器的现状，为解决其中送粉均匀、稳定的问题，研制了一种新型磁力送粉器。
According to the present status of laser cladding powder feed unit, in order to solve the problem of powder feeding uniform, stabilization, a new powder feed unit is developed.
针对当前各种喷焊、熔覆中输料所用送粉器的现状，为解决其中送粉均匀、稳定的问题，研制了一种新型磁力送粉器。
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