(1) SCR脱硝催化剂中科凯瑞(CAS-KR)除氮氧化物催化剂应用于选择还原(SCR)脱硝工艺,在热电厂、燃煤发电厂、燃气轮机组、垃圾焚烧、钢铁、石化、内燃机组等工业领域内得到广泛应用。中科凯瑞SCR催化剂是由多孔金属氧化物和活性金属组成的匀质产品。催化剂基材主要由TiO2、V2O5、WO3等构成。CAS-KR DeNOx Catalyst is applied in SCR Denitrification process, which is applied extensively at thermoelectricity factories, coal-fired power stations, gas turbines, internal combustion engines, waste incineration, steel factories, petrochemical industry and so on.CAS-KR SCR Catalyst is a homogeneous product, which is made of porous metal oxide and active metal. The main backing material of catalyst consists of TiO2、V2O5、WO3and so on. SCR催化剂反应原理SCR Catalyst Reaction Principle选择性催化还原(SCR)是在一定温度和SCR催化剂作用下,添加液氨、氨水或尿素为还原剂将尾气中氮氧化物还原为氮气和水,废气中O2不参与反应。典型化学反应如下:Nitrogen oxides react with redactor, such as ammonia, forming nitrogen and water, the empirical equations for the reactions are as follows:4NH3+ 6NO → 5N2+ 6H2O8NH3+ 6NO2→ 7N2+ 12H2O 工艺条件及技术指标Technological conditions andspecifications 催化剂类型:蜂窝式除氮催化剂催化剂单元尺寸:L×W×H=150 mm×150 mm×50mm(100mm、150mm、300mm)(可按客户要求来制作)孔数范围:15x15到55x55催化剂填装高径比:1:1~2:1Catalyst type: Honeycomb DeNOx catalystsCatalyst Size: L×W×H=150 mm×150 mm×50mm(100mm、150mm、300mm),Customers can sample and requirements of the production.The range of variation extends from 15x15 to 55x55 openings.Filling catalystheight-diameterratio:1:1 to 2:1 NOx浓度Concentration≤5000ppm还原剂Reductant液氨、氨水或尿素,须以饱和气态形式引入anhydrous ammonia , aqueous ammonia or urea反应温度Reactiontemperature180~420℃气体空速Gasspace velocity3000~10000 h-1NOx转化率Convert ratio≥95%(或出口NOx≤100ppm)氨逃逸率Ammonia escape rate≤30ppm压力损失Pressure loss≤600pa(床层高径比1:1或线速度≤1.5m/s时)When theheight-diameterratio1:1 orlinear velocity≤1.5m/s催化剂使用寿命catalyst working life≥16000h SCR 催化剂特点 SCR Catalyst characteristicsl 采用最合适的微孔容积,使脱硝性能和耐磨强度达到最佳平衡点;l 设计最合适的微孔分布,以达到稳定的脱硝性能;l 采用最合适活性成分,在保证脱硝率的同时有效抑制SO2/SO3的转化率;l 通过添加第三成分,有效抑制SO2/SO3的转化率在运行过程中的上升;l 产品活性均匀,即使表面被磨损后,剩余部分的活性没任何改变。l 低阻力,节约运行费用l 低温高活性,NOx去除率高l 高耐水性l 高温耐腐蚀性l 高机械强度和抗热能力 l Adopting the optimum minute pore dimension, which makes denitrification performance and abrasion resistance to obtain optimal condition.l To get steady denitrification performance by optimum minute pore distribution.l Adopting optimum active ingredients, which can restrain effectively SO2/SO3rate while guaranteeing denitrification rate.l Restraining effectively SO2/SO3rate rising in operation by adding third ingredients.l Activities are even. If the surface is abraded, the activities of the rest will not be changed.l Low Resistance, economize the movement expenses.l High activity, NOxhigh purification efficiencyl High water resistancel High erosion resistancel High mechanical strength and thermal resistance江西中科凯瑞环保催化有限公司(CAS-KR)是国内最为先进的有机废气(VOCs)处理催化剂、NOx气体净化催化剂、工业臭氧分解催化剂及相关工业气体净化催化剂制造商之一。占地面积32000平方米。现有员工56人,博士3名,高级职称10人,是一个充满活力且有发展潜力的企业。我们公司的SCR催化剂项目,紧密依托中科院兰州化学物理研究所、南昌大学和萍乡高等专科学校的技术支撑,利用萍乡传统陶瓷产业制作工艺作为中介,极大提升地方产品的技术含量。项目制造技术充分利用了高科技与地方产业优势的互补结合,产品技术水准拥有高活性、高选择性、耐高温、耐腐蚀高强度特点,在国内同行业中名列前茅。目前,凯瑞人正齐心协力,努力将企业做大做强,争取赶超世界领先水平。公司拥有整套催化剂性能分析仪、万能强度试验机、数显工程陶瓷抗压强度测试仪、数显可塑性仪、PM致密度仪、快速水份测定仪等先进的实验试验设备。我们注重提供卓越的技术和资源,以确保以最低成本,向客户提供可靠的产品。因此,创新是中科凯瑞公司的一种文化,我们已推出多种环保催化产品,满足客户日益增长的需求。