红土镍矿高压酸浸高温预热器给料泵叶轮破坏案例分析  

Case analysis of impeller damage in feeding pump of high-pressure acid leaching high-temperature preheater for laterite nickel ore

作　　者：杨胜平 潘竞香 YANG Shengping;PAN Jingxiang

机构地区：[1]中国恩菲工程技术有限公司,北京100038

出　　处：《有色设备》2024年第1期50-55,共6页Nonferrous Metallurgical Equipment

摘　　要：本文针对某项目红土镍矿高压酸浸出系统在试车及试生产过程中高温预热器给料泵叶轮损坏的情况进行了过程调研和原因分析,找出了问题根源所在,为该问题的解决提供了可行性依据,并优化和完善现有的操作规程及试车方案,对工艺设计、设备选型、结构设计、材质选择等环节起到了一定性作用,为类似项目问题解决提供了指导和借鉴案例。This article conducts process research and cause analysis on the damage of the impeller of the high-temperature preheater feeding pump in the high-pressure acid leaching system of a certain project's laterite nickel ore during the trial run and production process.The root cause of the problem is identified,providing a feasible basis for solving the problem,and optimizing and improving the existing operating procedures and trial run plan.The process design,equipment selection,structural design,material selection and other aspects play a qualitative role,providing guidance and reference cases for solving similar project problems.

关 键 词：红土镍矿 高温预热器 给料泵 过流件 损坏机理 改进提升 

分 类 号：TF815[冶金工程—有色金属冶金]