第44卷(2022)第6期Vol.44(2022)No.6柴油机DieselEngineDOI:10.12374/j.issn.1001-4357.2022.06.009颗粒物捕集装置在船用柴油机黑烟治理中的设计优化吴智兵1,尚铭凯1,孙丽敏2,董善挺1(1.上海船用柴油机研究所,上海201108;2.上海空间电源研究所,上海200245)摘要:基于船用柴油机颗粒物捕集装置的工作原理,利用计算流体动力学软件建立其计算模型,在给定反应器参数时,设计并优化反应器结构、尺寸、导流器和导流板布置位置以及组合形式,以使柴油机氧化型催化剂(dieseloxidationcatalyst,DOC)入口截面处的均匀度和反应器的压损满足设计要求,最终将优化结果进行实船验证。试验结果表明:加装优化后的颗粒物捕集装置可以很大程度减少黑烟的排放,减排效果比较明显。关键词:船用柴油机;颗粒物捕集;仿真优化中图分类号:TK442文献标志码:A文章编号:1001-4357(2022)06-0046-07DesignandOptimizationofParticulateMatterCaptureTechnologyinMarineDieselEngineBlackSmokeControlWUZhibing1,SHANGMingkai1,SUNLimin2,DONGShanting1(1.ShanghaiMarineDieselEngineResearchInstitute,Shanghai201108,China;2.ShanghaiInstituteofSpacePower-Sources,Shanghai200245,China)Abstract:Basedontheworkingprincipleofthemarinedieselparticulatemattercapturedevice,thecomputationalfluiddynamics(CFD)softwarewasusedtoestablishitscalculationmodel.Basedonthegivenreactorparameters,thereactorstructure,size,arrangementpositionandcombinationformofthedeflectorordeflectorplateweredesignedandoptimized,sothattheuniformityattheinletsectionofdieseloxidationcatalyst(DOC)andthepressurelossofthereactorcouldmeetthedesignrequirements.Finally,theoptimizationresultswereverifiedonarealship.Thetestresultsshowthattheoptimizedparticulatemattercapturedevicecangreatlyreducetheblacksmokeemission,andtheemissionreductioneffectisobvious.Keywords:marinedieselengine;particulatemattercapture;simulationoptimization0引言颗粒物(particulatematter,PM)已成为主要的空气污染物之一,而柴油机是颗粒物排放的重要源头[1]。目前,国际和国内都在制定相关法律法规限制柴油机颗粒物的排放。为了能满足相应的排放标准,解决颗粒物的排放问题,船用柴油机颗粒物捕集技术的开发与应用引起了广...