1、Intelligent Solutions for the Cement Industry水泥工业的智能解决方案,PIT Product Hierarchy for Cement,WtE and Power针对水泥，垃圾焚烧以及电力工业的PiT系列产品,07/09/2022,SESs Solutions for the Cement Industry,2,07/09/2022,SESs Solutions for the Cement Industry,3,Choose Presentation,PIT Navigator SNCR(heSNCR)高效非催化脱硝控制系统,07/09/2022,

2、SESs Solutions for the Cement Industry,4,What are the consequences of NOX?,07/09/2022,SESs Solutions for the Cement Industry,5,Air pollution by NOX(nitrogen oxides)Nox对空气的污染NOX is a collective term for chemical bonds with nitrogen and oxygenNOx是氮和氧的化合物的总称Combustion processes:mainly NO(95%)and NO2(5%

3、)燃烧过程产生：主要是NO（约95%）和NO2(约5%）Released to our atmosphere NO2 can react to form nitric acid释放到空气中的NO2能反应生成硝酸Forest dieback 森林枯死Weathering 风化Measures against NOX cause investment and operational costs针对NOx的措施会导致投资和运营费用的增加General public calls for clean air大众呼吁洁净空气Government passes a law to restrict harmf

4、ul emissions政府通过限制有害排放的法律DeNOX is implemented on external pressure!脱硝是在外部压力下实施的!,How Does It Work(#1/2)?,07/09/2022,SESs Solutions for the Cement Industry,6,4 NO+4 NH3+O2 4 N2+6 H2O4 NH3+5 O2 4 NO+6 H2O,NO,NO,NO,NO,O2,O2,NO,NO,O2,O2,NH3,NO,NH3,NH3,NH3,NH3,O2,N2,N2,N2,N2,Tlow,Thigh,How Does It Work(#

5、2/2)?,07/09/2022,SESs Solutions for the Cement Industry,7,4 NO+4 NH3+O2 4 N2+6 H2O4 NH3+5 O2 4 NO+6 H2O,NO,NO,NO,NO,O2,O2,NO,NO,O2,O2,NH3,NO,NH3,NH3,NH3,NH3,O2,NO,NO,NO,NO,Target Injection Area/Suitable Temperatures,07/09/2022,SESs Solutions for the Cement Industry,8,SNCR Injection Areas,External In

6、fluences on the Performance of the SNCR外部因素对SNCR的性能的影响,07/09/2022,SESs Solutions for the Cement Industry,9,Issues in Operation of SNCR PlantsSNCR工厂运行中的问题,07/09/2022,SESs Solutions for the Cement Industry,10,PIT Navigator SNCR Advanced Process Control(APC)Concept高效非催化脱硝控制系统 先进过程控制（APC）概念,System Desig

7、n系统设计,07/09/2022,SESs Solutions for the Cement Industry,11,Control Overview,Equipment设备,07/09/2022,SESs Solutions for the Cement Industry,12,Reducer Distribution Unit还原剂分配单元Modular and Rugged Design 模块化和坚固的设计Each attached Lance individually controlled 每个连接的喷枪单独控制,Atomizing Laval Nozzle拉瓦尔雾化喷嘴Selecti

8、on out of Thousands different nozzles数千种不同的喷嘴选择High Quality Production高品质产品Strict Quality Control严格的质量控制,Operation Modes操作模式Constant Volume Flow恒定体积流量Constant Air Pressure恒定气压Constant Sauter Diameter恒定喷雾液滴直径Full Range(heSNCR)全范围,Your Way to heSNCR选择高效非催化脱硝,07/09/2022,SESs Solutions for the Cement In

9、dustry,13,Upgrade Paths,Efficiency效率,Lance Priorities喷枪优先级,Process State=,过程函数,Priority 优先级,Je nach Prozesszustand wird jeder Lanze eine Prioritt zugewiesen,Each Lance has an injection priority as a function of process state.每个喷枪依据过程状态都有相应优先级,07/09/2022,SESs Solutions for the Cement Industry,14,Prio

10、rization Example优先级案例,Current Process State当前过程状态,Priority 优先级,07/09/2022,SESs Solutions for the Cement Industry,15,Process Exploration/Model Adaptivity过程探索/模型适应性,Process State,Priority,Exploration yields fresh data.探索产生新的数据。,Model changes automatically to reflect new data.模型自动更改以反映新的数据。,07/09/2022,

11、SESs Solutions for the Cement Industry,16,NOX Stack Emission Prediction烟囱氮氧化物排放预测,Example from Spenner Zement,Germany德国斯彭纳水泥公司的例子,NOX Stack烟囱氮氧化物排放,NOX Emission Prediction氮氧化物排放量预测,3 min!,07/09/2022,SESs Solutions for the Cement Industry,17,Feed-Forward Control with PIT Predictor NOX用PIT预测NOX进行前馈控制,

12、Activation of system系统在线,Significant Reduction of NOX Stack Fluctuation显著减少烟囱NOx波动,Example from Spenner Zement,Germany德国斯彭纳水泥公司的例子,07/09/2022,SESs Solutions for the Cement Industry,18,Comparison between old SNCR and heSNCR老SNCR和heSNCR的对比,Anlass,Thema der Prsentation,19,Improved Ammonia consumption改进

13、氨水消耗Dark Blue:NOX Chimney is constant深蓝：烟囱口的Nox排放被设为的固定值Orange:old SNCR is switched off橙色：关闭老SNCRLight Blue:heSNCR is switched on with significant lower ammonia consumption浅蓝：打开为heSNCR，氨水消耗明显减少,Dynamic Ammonia Distribution II The plant of SWC氨水的动态分配2 西南水泥某厂,Anlass,Thema der Prsentation,20,The distri

14、bution of ammonia injection-a plant of SWC氨水的分配-西南水泥某厂,07/09/2022,SESs Solutions for the Cement Industry,21,The distribution of ammonia injection-a plant of SWC氨水的分配-西南水泥某厂,07/09/2022,SESs Solutions for the Cement Industry,22,Boundary conditions 边界条件,07/09/2022,SESs Solutions for the Cement Industry

15、,23,CO0.1%时，6-10l/min的氨水用量可将NOX排放控制在50-100mg/Nm；10-20l/min的氨水可将NOX排放控制在50mg/Nm。,Results效果,07/09/2022,SESs Solutions for the Cement Industry,24,在一个没有做分级燃烧的工厂，原SNCR系统平均氨水用量600L/h，可长期将NOx排放控制在200mg/Nm以下，高效SNCR在氨水用量360L/h即可将NOx排放控制到150mg/Nm以下；高效SNCR在氨水用量600L/h时，可将NOx排放控制在100mg/Nm以下；有满足脱硝反应所需要的氧气时，4.5升/吨熟料的氨水用量可以将NOx排放控制到50mg/Nm以下,6 references in China在中国已有6个案例,Ammonia Consumption reduced between 15%and 40%氨水消耗量减少15至40,Compliance with NOX Limits down to 100 3 符合NOX限制至100 3,07/09/2022,PiT High Efficiency SNCRPiT 高效SNCR,SESs Solutions for the Cement Industry,25,诚邀各界合作伙伴，共同呵护绿色家园谢谢！,