This paper analyzes the five technical measure with their characteristics and applying condition for reducing selective catalytic reduction(SCR),fuel water emulsion(FWE),direct water injection(DWI),varible injection timing(VIT)and humid air motor(HAM)from NOx.
文章综合分析了现阶段船舶柴油机有效减少NOx排放的选择性催化还原技术、燃料水乳化法、水直喷法、喷射时间控制法,并重点阐述了空气加湿技术的原理和特点。
WC particle reinforced high chromium cast iron (Cr20) matrix compound roller has been prepared successfully by means of centrifugally cast spraying.
采用离心铸造喷射法成功制备了碳化钨颗粒增强高铬铸铁(Cr20)基复合材料轧辊,对其进行了磨损性能试验及显微组织分析。
In order to produce the hydrate having a high concentration efficiently,a new apparatus is proposed for hydrate formation by spraying water into a gaseous phase with a nozzle.
为了寻求一种高效的气体水合物生产方式,提出了利用喷雾喷嘴高度分散液相的气体水合物生成装置,在不同的压力与表面活性剂条件下进行了实验,并结合晶体化学方法分析了喷射方式生成气体水合物的机理,验证了这种方式能够克服工业规模下水合物储存气局限性,将促进气体水合物储气应用技术的发展。
The spraying codeposition process is used to produce metal matrix paniculate composites, whose technical procedure and main processing parameters are analyzed.
对喷射沉积金属基颗粒复合材料的工艺过程及其主要影响因素进行了分析,对制得的复合材料进行了结构观察和性能试验,对喷射沉积凝固特点进行了讨论。
The Realization of the Engine Sprays the Simulation Emulation System for Automatically Controlled Petrol sprays System;
电控汽油喷射发动机喷射模拟仿真系统的实现
Research and application of low rebound loss spray concrete;
低回弹喷射混凝土复合外加剂的研究与应用
Research on Spray Surfaces Geometry Model of Spiral Nozzles with Involute Atomization;
渐开线雾化螺旋喷嘴的喷射型面几何模型
Study on hydrodynamics of a loop-tube jet dryer;
环管喷射干燥器的流体力学研究
A Study on the Pressure Drop of Circular Jet Dryer;
环管喷射干燥器的压降研究
Study on the Jet Propeller Power System of the Engineering Dredger;
工程清淤船喷射推进动力系统研究