单程转化率

苯的单程转化率低，物料处理量大，操作费用高。

The process has several ten-year production history , it is rightly mature and widely used , but it has defects as follows : ( 1 ) The per pass conversion of benzene was low , material process quantity is large and the operation cost is high .

FT合成的核心技术是催化剂，钴基催化剂由于具有较高的单程转化率和不敏感的水汽变化反应活性，是FT合成催化剂研究的重点。

The catalyst development is the key techonology of FT synthesis . Cobalt based catalysts are considered to be the most promising catalysts for FT synthesis due to its high conversion per pass and low activity for water-gas shift reaction .

在该条件下DMC的单程转化率为59.4%，碳酸二月桂酯产率55.3%，甲基十二烷基碳酸酯产率4.1%，碳酸二月桂酯选择性93%，未反应的DMC与月桂醇可以循环使用。

The conversion of DMC was 59.4 % , the yield of didodecyl carbonate was 55.3 % , the selectivity for didodecyl carbonate was 93 % , and the yield of methyl dodecyl carbonate was 4.1 % .

结果表明，以线性体为原料制得的环己氨基硅油在单程转化率、离心稳定性、柔软性、滑爽性及亲水性等方面均优于以D4为原料制得的环己氨基硅油；

The result showed that hexanaphthene amino modified silicone oil with linear substance as material was superior to those with D 4 as material in single pass conversion , flexility , smoothness and hydrophilicity .

结果表明，在自制的R2型分子筛条件下，反应温度180℃，质量空速3h-1，异丁烯单程转化率达80%以上，二聚异丁烯选择性为90%。

Result showed that conversion of isobutylene reached 80 % and selectivity of diisobutylene was 90 % when reacted at 180 oC with mass airspeed of 3h-1 by self-made R2 catalyst .

在此条件下，苯乙烯单程转化率可达93.5%，二芳基乙烷的选择性为78.9%。

Styrene conversion of93.5 % and selectivity to diphenylethylane of78.9 % were attained under the optimum condition .

对反应器的模拟能同时预测单程转化率和柴油、汽油及焦炭的产率，计算结果的总平均相对误差在10%左右。

The average relative error of the simulated product yield and distribution of the transfer line reactor is about 10 % .

随着苯丙烯比的升高，丙烯单程转化率上升，异丙苯选择性上升，副反应降低。

With the increase of R , the propene conversion of the single stage and the selectivity of cumene increase and the side reaction decreases .

该技术与巴陵分公司无催化氧化环己烷装置实际值比较，具有两大优势：第一，单程转化率提高1倍以上；

It compares with the processes of no-catalysts oxidation cyclohexane in the Balin Petrochemical Company , this technique has two advantages : firstly , the single conversion doubles ;

合成的氢氧化钡含量为95.1%，达到了工业合格品要求，且钡的单程转化率约为70%。

The containing of the barium hydroxide is 95.1 % , it has attained to the industry request and the one-way transformation ratio of barium is about 70 % .

结果表明，在90℃温度下反应时，3-氯丙烯单程转化率最高可达96.2%，3-氯丙基甲基二氯硅烷的选择性和收率分别为86.9%和83.6%。

At 90 ℃, the ( single ) conversion of 3-chloropropene can be 96.2 % , while the selectivity and yield of ( 3-chloropropyl ) methyldichlorosilane can reach 86.9 % and 83.6 % respectively .

结果表明，该引发剂的应用不但改善了产品的各项性能指标，而且提高了装置的单程转化率，具有较好的效益。

The outcome has indicated that the initiating agent not only can improve the product performance , but also increase conversion per pass of the plant , it has a high economic and social benefit .

在本文提出的条件下，正丁醇单程转化率达47.5%，正丁胺单程产率为46.2%，反应选择性为97.3%。

Under the given conditions , the conversion of n butanol is 47 5 % , the yield of n butylamine is 46 2 % , and the selectivity of n butylamine is 97 3 % .

采用PTC-05能显著提高丁烯水合制仲丁醇的单程转化率，且工艺易于实现，操作简单，成本低，具有工业化应用前景。

The results show that PTC can observably improve the one-way conversion of butene , and it is easy to operate . The process is simple and low costs , so it has bright prospect of industrialization .

由于过程耦合作用，使合成过程可使用富碳合成气，并可达较高的单程转化率，避免合成气的大量循环与压缩，节省过程能耗并可省却水煤气变换系统。

Due to the synergy effect , CO-rich synthesis gas can be used for the dimethyl ether synthesis and higher one-way CO conversion can be obtained . Recycle and compression of the unreacted synthesis gas can also be avoided .

超临界相合成甲醇新工艺通过在反应过程中引入超临界流体，从根本上解决了床层传热问题与热力学平衡限制问题，实现了反应分离一体化，并使合成气单程转化率达到90%以上。

Through introducing a supercritical fluid into the conventional methanol synthesis process , a supercritical phase methanol technology has been developed . This new process can better solve the problem of reaction heat removing from catalyst bed and thermodynamic equilibrium limit .

此时，高碳烷基铝单程置换转化率大于85%；

The results show that the single process conversion of high alkylaluminium is more than 85 % .