精馏塔底部加热器堵塞原因及处理对策

摘要

Starting from the blocking in distillation tower bottom heater during the urea plant commissioning the cause for such blocking,harm resulted in and failure disposed are analyzed and corresponding preventive measures proposed.%从一次尿素装置开车过程中尿素精馏塔底部加热器堵塞后表现出的现象入手，分析堵塞原因、造成的危害以及故障处理等，提出了相应的预防措施。