catalyst poisoning

Treatment of Organic Waste Gas of Catalytic Combustion and Prevention of Catalyst Poisoning

催化燃烧处理有机废气及催化剂中毒的防止

Water content has to meet the strict requirement in propylene polymerization process in order to prevent catalyst poisoning .

在丙烯聚合过程中，为防止催化剂中毒，对原料气中水含量需严格控制。

Some new issues were give to catalyst poisoning in catalytic hydrogenation of nitro-aromatics in alkaline and neutral solution .

并首次对其反应机理进行系统探讨：对碱性、中性芳香化合物的催化氢化中的催化剂中毒也有新的认识和见解。

Although this process using continuous , convenient operation , low price and easy catalyst poisoning , the product quality is a bit poor and low yield .

虽然这种工艺采用连续化，操作方便，催化剂价格便宜而且不易中毒，但是产品质量稍差、收率低。

The AFC had the capability to succeed fully in the application of market with the major breakthrough of CO_2 scrubbing technology and catalyst poisoning preventing technology .

随着CO2清洗技术和催化剂中毒预防技术取得重大突破，碱性燃料电池完全有能力在市场中获得成功应用。

In the Natural Gas Steam Conversion for Syngas process , the trace sulfur in natural gas is one of the leading causes to the conversion catalyst poisoning or life reducing .

在天然气蒸气转化法制合成气生产工艺中，原料天然气中微量硫是蒸气转化催化剂失活（中毒）或使用寿命降低的主要原因之一。

The harms of sulfides come from many aspects to petroleum refining and product application , e.g. eroding metallic equipment , making catalyst poisoning , affecting on products output .

含硫化合物对石油加工及其产品应用的危害是多方面的，如腐蚀金属设备，造成催化剂中毒，影响产品质量等。

These organosulphur compounds , when burned , produce sulfur dioxide which is not only a major source of acid rain , but also leads to equipment corrosion and catalyst poisoning .

燃烧这些有机硫化物产生的二氧化硫不仅形成了酸雨而且也导致了设备腐蚀和催化剂中毒。

Most of CGO was processed by FCC apparatus , and the high basic nitrogen compounds in CGO were easy to cause catalyst poisoning and deteriorated FCC products distributions .

我国大量的焦化蜡油是经催化裂化装置加工的，焦化蜡油中碱性氮化物含量过高，容易引起裂化催化剂酸性中心中毒，恶化催化裂化产品分布。

In the petroleum refining process , for avoiding the effects on their equipments corrosion , catalyst poisoning of the follow-up of processing operations and the quality of oil , electric desalting of crude oil must be first .

石油炼制过程中，为避免对后续加工工序带来设备腐蚀、催化剂中毒以及油品质量等影响，原油首先需要经过电脱盐处理，该过程中就产生了炼油含盐废水。

High temperature gas desulfurization is one of the key technologies . Desulfurization at high temperature can be used to recover and reuse gas sensible heat , reduce possibility of the catalyst poisoning and improve the catalytic efficiency and catalyst life .

高温煤气脱硫是其中的关键技术之一，在高温条件下脱除气体中的硫是为了利用煤气的显热，防止后续反应所使用的各种催化剂中毒，提高催化反应的效率和催化剂的寿命。

The characteristics of high viscosity of heavy oil made it difficult in the wellbore lifting , gathering and transporting pipeline , its high content of metal impurities always cause the catalyst poisoning and deactivation in the heavy oil process .

重质原油的高粘度特性使其在井筒举升和集输中不易流动，其较高的金属杂质含量常常使催化加工中催化剂中毒失活。

H2S existed in industrial processes would not only result in corrosion of metal pipes and equipments and catalyst poisoning , but also cause air pollution and threats to personal safety . It is important and urgent to remove H2S from industrial waste gas .

硫化氢气体广泛存在于工业生产过程中，不仅会腐蚀金属管道和金属设备、造成催化剂中毒影响工业生产，而且会造成大气污染和对人身安全威胁，因此，必须将工业废气中的硫化氢气体脱除。

H2S is a toxic and harmful gas , it can bring not only serious threat to human health , cause catalyst poisoning , but also corrode equipment in hot and humid conditions , make cost increased , contribute to a series of problems .

H2S是一种有毒有害气体，不仅严重威胁人体健康，而且湿热条件下引起催化剂中毒，腐蚀设备，导致成产成本增加等一系列问题。

Oxidation capacity of alcohol , cyclohexane and benzene in the honeycomb Pt , Pd and Ce catalysts and effect of water vapor on activity of the catalysts are studied . Prevention of catalyst poisoning caused by hydrogen sulfide and methyl mercaptan are discussed .

研究了在Pt、Pd、Ce多组分蜂窝状催化剂上乙醇、环己烷和苯的氧化性能及水蒸气对催化剂活性的影响，探讨了如何防止硫化氢和甲硫醇引起的催化剂中毒。

However , the gas sensors have some disadvantages to overcome , such as the low sensitivity , shortage stability , poor selectivity , catalyst poisoning , short life time and long response time , which caused a big limit in the development of the gas sensor and its application .

但仍存在着元件的灵敏度低、稳定性差、选择性差、催化剂中毒、使用寿命短和响应时间长等问题，限制了气体传感器的发展和应用。

A calculation model for the key comPOnents influencing on the catalytic effectiveness factor of catalyst with surds poisoning has been put forward with regard to the parallel methanol synthesis reactions of hydrogenation of CO and CO2 . The solution was obtained by orthogonal array method .

对CO、CO2加氢合成甲醇平行反应提出了表面中毒催化剂效率因子的关键组分计算模型，并用正交配置法求解.硫化氢表面中毒深度由失活速率方程求得.计算结果表明。

The catalytic effectiveness factor of methanol synthesis catalyst subjected to surface poisoning

表面中毒甲醇成催化剂效率因子