three-way catalyst

The catalyst adops two-layer design concept to improve the performance of Pd three-way catalyst. The first layer contains Pd and the second layer bears Pd and CeO2, with each layer taking aluminum oxide as substance and adding alkaline-earth metal for the stabilizer.

三角孔堇菁石蜂窝陶瓷载体催化剂采用双层设计概念来提高Pd三效催化剂的性能，其中第一层含Pd，第二层含Pd和CeO2，每层都使用氧化铝为载体并加入碱土金属作稳定剂。

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Emission control of carburetor vehicle used close loop electric control three phase catalyst technology

闭环电控三元催化技术对化油器型车辆排放的控制

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Effect of Three-Component Preparation Conditions on Activity of Molybdenum Catalyst System

三元陈化对钼体系活性的影响

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Research of Three-way Catalyst for Emission Control in Natural Gas Powered Engines

全Pd三效天然气汽车尾气净化催化剂的研究现状

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The Catalyst of Poly-Propylene had been stated, there were three generation of heterogeneous Z-N, but homogeneous included Titanium, Zirconocene, Hafnium and Vanadium.

本文论述丙烯聚合催化剂发展多相Z-N型经历三代，均相有钛、锆、铪和钒等系。

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Research on Matching Technology of the Three-way Catalyst Converter for a Mini-car

某微型车三元催化转化器匹配技术研究

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The Working Principle of Three-way Catalyst Case and Its Inspection Methods

三元催化反应器的作用原理及其检测

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A research of three-way catalyst preparation method and characterization

三效催化剂的制备方法研究及表征

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By the test of engine platform, the mathematic models on temperature contrast loading based on the loading of three-way catalyst and the warming up characteristics of speed temperature, can be used for supervision of working efficiency of three-way catalyst.

通过发动机台架试验，在研究三元催化转换器负荷和速度升温特性的基础上建立的温差负荷数学模型，可用于监控三元催化转化器的工作效率。

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Using pressure-controlled T-burner the anthors have determined the pressure coupling responses of three smokeless solid propellants. From the experiment results we have believed that the combustion catalyst may play an important role in eliminating the combustion instability in a solid rocket motor.

用压力可控T形燃烧器测量了三种无烟推进剂压力耦合响应函数，总结到一些实验规律，提出燃烧催化剂对抑制不稳定燃烧可能起到的重要作用。

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According to thermal distribution of the bed, the catalyst bed can be divided into three zones, oxygen adequate zone, oxygen inadequate zone, and oxygen absent zone.

根据温度分布曲线，大体可将催化剂床层分为三个区域：富氧区、贫氧区和无氧区。

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Application of Rare-earth in Three-way Catalyst The Way to Improve the Effectiveness of Hight-Temperature W G S CatalySt

稀土在汽车尾气三效净化催化剂中应用的研究提高国产中变催化剂利用率的途径

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Three-way Catalyst for Emission Control with Low Platinum/ Rhodium Loading ⅰ: The Effect of Aging and SO_2 Addition on Catalytic Activity

稀土基汽车尾气催化剂的研究Ⅰ：催化剂老化和SO2添加对催化活性的影响

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This paper focuses on the theory of three-way catalyst ( TWC)'s fault, which is an important part of the automobile engine's exhaust gas emission decontamination.

作者在汽车的机外排放控制装置&三元催化器的失效原理的基础上，提出了汽车三元催化器故障诊断系统。

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