A new method for manufacture of spherical ammonia synthesis catalyst was described in this paper.
作者发明了一种高效制造球形氨合成催化剂的新方法。
The installation, reduction and commercial operation of A201 type ammonia synthesis catalyst are reported.
本文介绍了A201型氨合成催化剂的装填、还原以及使用情况。
This article introduces the application of DNCA type ammonia synthesis catalyst in 800 ammonia synthesis tower.
介绍了DNCA型氨合成催化剂在80 0氨合成塔的应用情况,对它的特点、触媒升温还原要点进行了总结。
This article introduces the application of DNCA type ammonia synthesis catalyst in 800 ammonia synthesis tower.
分析氨合成塔下绝热层催化剂利用率低的原因,提出了提高利用率的措施以及实施效果。
The industrial application is given of the Type ZA 5 low temperature and low pressure ammonia synthesis catalyst.
报道了ZA5型低温低压氨合成催化剂的工业应用状况。
Through investigation for the easy lost of service life of ammonia synthesis catalyst among middle and small nitrogen plants. it is found;
由于对原料气中硫的净化把关不严,使硫中毒问题成为中小氮肥厂影响氨催化剂使用寿命共同存在的突出问题。
As a kind of supported catalyst, the supports of ruthenium-based ammonia synthesis catalysts have a direct effect on the activity of the catalysts.
钌基氨合成催化剂作为一种负载型催化剂,载体对催化剂活性有直接影响。
The replacement of the ammonia synthesis catalyst and the reduction by heating of Type A110-1H prereduced catalyst and its operation are summed up.
总结了氨合成催化剂更换及A11 0 - 1H型预还原催化剂升温还原以及运行情况。
The sorts, research and application situation of the ammonia synthesis catalyst were described. The prospect and direction of development were pointed out.
阐述了氨合成催化剂的种类、研究和使用概况,指出了氨合成催化剂的发展前景与开发方向。
A new ammonia synthesis catalyst with rare earths, which is suitable for condition of low temperature and low pressure, highly activated and poison proof, is introduced.
介绍一种新型稀土氨合成催化剂,它具有低温、低压、高活性、高抗毒性。
The influences of temperature, pressure, space velocity and ratio of hydrogen to nitrogen on the activity of ruthenium based ammonia synthesis catalyst were investigated.
用氨合成催化剂性能评价装置,研究了反应温度、压力、空速和氢氮比对以活性炭为载体的钌基氨合成催化剂活性的影响。
Presents the operation of ammonia synthesis catalysts, and compares the operation of the original used A110-1H catalyst and A301 and A-10H which replaced part of A110-1H during operation.
介绍了氨合成催化剂的运行情况,对最初使用的A110 - 1h型催化剂部分更换为A301、A - 10h后的运行情况进行了比较。
The influences of the temperature on passivation operation and production quality for ammonia synthesis catalyst after reduced are explored, and the optimum passivation temperature is found.
探索了氨合成催化剂还原后的温度对钝化操作与产品质量的影响,确定了最佳的钝化温度。
There is no accurate method for analyzing the reduction degree of pre-reduced catalyst for ammonia synthesis at present.
对预还原型氨合成催化剂还原度的分析,目前暂无相对准确的方法。
The high purity, high surface area, large pore volume and proper pore structure of active carbon as a support for ruthenium catalyst usually lead to high catalytic activity for ammonia synthesis.
具有高纯度、高比表面、大孔容及合理孔分布的活性炭载体有利于活性组分有效均匀的分散,制备出高活性的氨合成钌催化剂。
The adoption of this new technology not only increases methanol output and catalyst utilization ratio, but, also stabilizes ammonia synthesis operation and increases the net ammonia value.
采用该新技术,不仅可提高甲醇产量和催化剂利用率,而且可稳定氨合成操作,提高氨净值。
The process to replace the catalyst of shifting furnace was introduced for large-sized ammonia synthesis plant; the requirements of type selection and filling method for catalyst were discussed.
介绍了大型合成氨厂低变炉更换催化剂的过程;论述了催化剂的选型要求和装填方法;阐明了催化剂还原过程中从还原前升温到还原初期、主期及末期的操作步骤和要求。
Therefore, it is essential to study the preparation conditions of ruthenium-based catalyst for ammonia synthesis.
研究了活性组分钌的浸渍条件对催化剂性能的影响。
This paper describes the new finding of the oxide-supported ruthenium catalysts for ammonia synthesis such as support preparation, catalyst reduction and the role of promoters.
本文从载体的制备和改性方法、钌活性组分还原与负载、助剂的机理及其作用等方面简要地介绍了氧化物负载钌催化剂的最新研究进展。
The process to replace the catalyst of shifting furnace was introduced for large-sized ammonia synthesis plant;
介绍了大型合成氨厂低变炉更换催化剂的过程; 论述了催化剂的选型要求和装填方法;
The process to replace the catalyst of shifting furnace was introduced for large-sized ammonia synthesis plant;
介绍了大型合成氨厂低变炉更换催化剂的过程; 论述了催化剂的选型要求和装填方法;
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