锁斗系统常见故障及处理

摘要

锁斗是气化系统的一个重要设备,及时将气化渣排出,保证气化炉排渣通畅。煤种变化或操作不当,致使锁斗故障经常发生,尤其是锁斗堵渣和仪表阀内漏,严重危及气化炉的稳定运行,文章主要介绍锁斗系统常见问题及处理方法。%Lock hopper is an important equipment of gasification system,gasification slag discharged promptly,to ensure smooth gasifier.Changes in coal or improper operation,resulting in frequent failure of lock hopper,especially blocking slag an drain valve instrument,a seriou threat to the stable operation of the gasifier,the paper describes common problems and lock hopper system approach.