Three low temperature fresh water circulating pumps of a ship were damaged by high temperature overload during the trial voyage in September 2020.Based on the analysis and testing of the fault phenomenon,the impeller is evaluated and measured.After calculating the cutting amount of the impeller,the impeller is finally cut to solve the problem of overload and high temperature and ensure the normal cooling of the equipment.
关键词
中央冷却系统/过载/叶轮直径/切削
Key words
central cooling system/overload/impeller diameter/cutting