摘要
从喷氨格栅工程设计要求出发,结合数值模拟分析、代理模型技术以及优化设计方法,提出了一套基于参数化模型优化的喷氨格栅设计方法和流程。该方法从工程设计要求的分析入手,根据喷氨格栅几何参数对喷氨特性的影响特点和规律,建立参数化设计数学模型,并通过优化计算最终获得喷氨格栅的最优设计。另外,通过实例计算验证了该设计方法在SCR脱硝系统喷氨格栅设计中的适用性。
Combining numerical simulation,surrogate model and design optimization,ammonia injection grid design methods based on parametric model optimization of Selective Catalytic Reduction system were developed.First,parametric model is built according to the effect of geometric parameters of ammonia injection grid on ammonia diffusion.The design of ammonia injection grid is obtained by optimization.The feasibility of the design procedures is evaluated and verified by numerical simulation.
出处
《电力科技与环保》
2012年第2期13-16,共4页
Electric Power Technology and Environmental Protection
关键词
喷氨格栅
参数化模型
数值计算
代理模型
优化设计
ammonia injection grid
parametric model
numerical simulation
surrogate model
design optimization
