CAJ | 학술논문

针对连续重整装置预加氢系统腐蚀问题，分析了其腐蚀机理，并提出了在低温易腐蚀部位增设备用脱氯罐的解决方案。此方案建成备用后，不但可以解决预加氢系统因脱氯剂更换造成的计划停工问题，而且对预加氢系统长周期平稳运行及降低投资成本有着积极的作用。
침대련속중정장치예가경계통부식문제，분석료기부식궤리，병제출료재저온역부식부위증설비용탈록관적해결방안。차방안건성비용후，불단가이해결예가경계통인탈록제경환조성적계화정공문제，이차대예가경계통장주기평은운행급강저투자성본유착적겁적작용。
Aiming at the corrosion problem of pre hydrogenation system of CCR unit ,the corro-sion mechanism is analyzed .Combined with the actual situation ,a solution is proposed to add an alternate dechlorination tank in the low temperature and corrosion place .This scheme can solve the problem that a planned breakdown is caused by changing antichlor ,not only to ensure the long-term stable operation of device ,but also reduce the investment cost .