汽车催化剂
- 网络automotive catalyst
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汽车催化剂试样消解方法的研究进展
Progress in Research of Digestion Method of Automotive Catalyst Samples
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汽车催化剂快速起燃技术
Automotive Catalyst Fast Light - off Techniques
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试样在聚四氟乙烯压力罐内加HCl-H2O2于150℃浸出,用吸光度法测定汽车催化剂中贵金属元素(Pt、Pd、Rh)的含量。
The specimen was dissolved with HCl and H 2O 2 at 150 ℃ in a PTFE jar , the traces of precious metals ( Pt , Pd , Rh ) in automobile catalysts were determined by spectrophotometric method .
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评价汽车催化剂寿命的多段模式快速老化方法
Multi stage rapid aging mode for durability evaluation of automotive catalysts
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失效汽车催化剂中铂族金属的加压氰化浸出
Pressure cyanide leaching of platinum-group metals from spent auto-catalysts
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面向21世纪的汽车催化剂
Development of Auto-Catalyst in the 21st Century
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铂金在汽车催化剂方面的使用主要由欧洲主导,因为欧洲的柴油汽车使用量较高。
The use of platinum vehicle catalysts is heavily dominated by Europe due to the higher use of diesel cars .
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分别介绍了加压氰化法处理难浸金矿、失效汽车催化剂、含铂族金属矿物等方面的研究工作及其最新进展。
The researches and newest progressing in pressure cyanidation method for treating the refractory gold ores , spent auto-catalysts and platinum-group metals ores were reviewed in present paper .
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研究了加压氰化法从失效汽车催化剂中选择性浸出铂族金属,考察了加压氰化过程影响金属浸出率的各种因素。
Pressure cyanide selectively leaching of platinum-group metals ( PGMs ) from spent automobile catalysts was studied , and various effects on the extraction of cyanide leaching were also discussed .
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由于投资者购买量下降以及中国需求放缓,铂金价格已跌至自2009年以来最低水平。铂金是一种用于珠宝和汽车催化剂的贵金属。
Platinum , a precious metal used for jewellery and vehicle catalysts , is trading at its lowest levels since 2009 on the back of weak investor buying and slower demand from China .
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C3H6和C3H8的性质差异对Pt&Rh型汽车排气催化剂起燃特性的影响
The Impacts of Differences Between C_3H_6 and C_3H_8 to the Catalytic light-off Performance of Pt-Rh Type Automotive Catalyst
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FAAS测定汽车尾气催化剂中的铑
Determination of rhodium in automobile exhaust catalysts by FAAS method
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选用不同产地、不同组成的铈锆固溶体材料,在相同条件下附载贵金属(Pt、Pd)制备三元催化剂做汽车尾气催化剂。
In the experiment , Ce-Zr composite material of different composition & origin was selected to make three-way catalysts with precious metal ( Pd / Pt ) .
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超临界法制备(CeZrLaPr)O稀土汽车尾气催化剂的研究
Study on Preparation of ( CeZrLaPr ) O Automobile Exhaust Gases Catalyst by Process of Supercritical Fluid Drying
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加压碱浸处理-氰化浸出法回收汽车废催化剂中的贵金属
Recovery of precious metals from spent auto-catalysts by method of pressure alkaline treatment-cyanide leaching
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并简单介绍了汽车尾气催化剂的净化应用及组成原理。
The application and composition principles of automotive emission catalyst are also introduced simply .
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铈对汽车尾气催化剂结构及性能的影响
Effect of Rare Earth Cerium on the Structure and Properties of Auto-Catalyst and Washcoat
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单钯汽车尾气催化剂研究进展
Research progress in palladium-only catalysts for automobile exhaust
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汽车尾气催化剂的应用和展望
Application and Perspective of Automotive Emission Catalyst
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全钯汽车尾气催化剂
Pd Catalyst for Automobile Tail Gas
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汽车尾气催化剂的发展
The Development of Automotive Exhaust Catalyst
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我国在1995年也颁布了控制燃油蒸发排放的相关法规。稀土基汽车尾气催化剂的催化活性研究
A study of catalytic properties of the rare-based catalysts for the reaction of emission controlling of automobiles
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汽车尾气催化剂添加Ce-Zr-La复合氧化物和催化反应机理研究
Research on the Behavior of three-way Catalysts for Automotive Exhaust with Ceria-Zirconium-lanthanum Complex Oxide and Catalystic mechanism
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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
Three-way Catalyst for Emission Control with Low Platinum / Rhodium Loading ⅰ: The Effect of Aging and SO_2 Addition on Catalytic Activity
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汽车尾气催化剂的使用可以有效地治理汽车尾气污染,但也导致了铑的用量剧增。
Automobile exhaust catalysts is one of the most effective ways to eliminate the automobile exhaust emission , but also led to a dramatic increase in the amount of rhodium .
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综述了目前国际上催化消除汽车尾气催化剂的研究现状,分析了三效贵金属催化剂、钙钛矿氧化物催化剂、分子筛催化剂各自的优势和存在的问题。
This paper introduces some kinds of catalysts for automobile exhaust purification , such as Three Way Catalysts ( TWCs ), perovskite oxide catalyst , and molecular sieve catalyst by metal ions .
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本文详细地评述了国内外近30年的汽车排气催化剂研究工作,包括相关法规标准、各种类型的催化剂、实验、理论研究及表征评价方法。
Research on automotive catalyst in recent thirty years is reviewed , including related regulations and standards , various types of catalyst , theoretical and experimental studies , and characterization and evaluation .
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介绍了近年来汽车尾气催化剂的研究概况,总结了催化剂中常用助剂,特别是稀土助剂在汽车尾气催化剂中的作用。
This paper investigated the lately literatures on automobile emission purification , described the general condition of catalysts study , and summarized the functions of promoters used in catalysts , especially of the rare earth .
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铂金是汽车尾气催化剂的关键成分。自今年1月南非电力短缺致使矿区减产以来,铂金价格已飞升50%。南非是世界最大的铂金生产国。
The price of platinum , a key ingredient in cars ' tailpipe catalysts , has already surged 50 per cent since January after power shortages in South Africa , the world 's largest producer , forced miners to cut their operations .
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全Pd三效天然气汽车尾气净化催化剂的研究现状
Research of Three-way Catalyst for Emission Control in Natural Gas Powered Engines