ICS号中国标准文献分类号PDL/T××××—××××火电厂烟气脱硝(SCR)装置运行技术规范OperationSpecificationofFlueGasDenoxing(SCR)DeviceofCoal-firingPowerPlant(征求意见稿)ICS号:文献分类号:备案号:中华人民共和国电力行业标准2010-××-××发布2010-××-××实施中华人民共和国国家发展和改革委员会发布DL/T××××—××××目次前言............................................................................IV1范围...............................................................................12规范性引用文件.....................................................................13术语...............................................................................14总则...............................................................................35脱硝系统启动.......................................................................35.1启动前的基本条件.................................................................35.2系统启动步骤.....................................................................75.3卸氨操作.........................................................................75.4液氨蒸发系统启动.................................................................85.5尿素配料系统的启动...............................................................85.6尿素热解喷氨系统的启动...........................................................85.7稀释风机启动.....................................................................85.8吹灰器启动.......................................................................85.9SCR反应器投入....................................................................86运行调整...........................................................................96.1运行调整的主要原则...............................................................96.2液氨蒸发系统主要运行调整内容.....................................................96.3尿素热解系统主要运行调整内容....................................................106.4脱硝装置主要运行调整内容........................................................106.5脱硝系统运行中的检查维护........................................................127脱硝系统停运......................................................................137.1停运前的基本要求................................................................137.2正常停运........................................................................147.3紧急停机........................................................................147.4停运后检查维护及注意事项........................................................148脱硝系统主要故障处理..............................................................158.1故障处理的一般原则..............................................................158.2脱硝系统故障停运................................................................158.3液氨蒸发系统故障处理............................................................168.4稀释风机故障处理................................................................168.5吹灰器故障处理..................................................................168.6催化剂运行故障处理..............................................................168.7发生火警时的处理................................................................178.8脱硝装置运行故障处理对策........................................................179氨区安全.............................