查询词典 nuclear reactor

The invention uses benzene carbonic acid as raw material, uses hydrogen gas as reducing agent, and uses ZnO and CeO2 as main accelerating agent. In solid-bed reactor the invention carries out hydrogenation reduction reaction. The reaction temperature is 340-440Deg.C, gas hourly space velocity is 600-4800h-1, hydracid mole rate is 20:1-160:1, the selectivity ratio of benzaldehyde is 99%, and the productivity is above 95%.

该方法以苯甲酸为反应原料，以氢气为还原剂，以ZnO和CeO 2 的复合氧化物为主催化剂，在固定床反应器中，进行气相加氢还原反应，反应温度为340℃～440℃，气时空速为600h -1 ～4800h -1 ，氢酸摩尔比为20∶1～160∶1，采用本发明制备苯甲醛的选择性可达99％，收率可达95％以上。

The invention uses benzene carbonic acid as raw material, uses hydrogen gas as reducing agent, and uses ZrO2, TiO2 and Y2O3 as main accelerating agent. In solid-bed reactor the invention carries out hydrogenation reduction reaction. The reaction temperature is 340-450Deg.C, gas hourly space velocity is 600-4800h-1, hydracid mole rate is 20:1-160:1, the selectivity ratio of benzaldehyde is 96%, and the productivity is above 90%.

该方法以苯甲酸为反应原料，以氢气为还原剂，以复合氧化物ZrO 2 、TiO 2 和Y 2 O 3 为主催化剂，在固定床反应器中，进行气相加氢还原反应，反应温度为340℃～450℃，气时空速为600h -1 ～4800h -1 ，氢酸摩尔比为20∶1～160∶1，采用本发明制备苯甲醛的选择性可达96％以上，收率可达90％。

In this study the hydrodynamics of an upflow anaerobic sludge blanket reactor was investigated.

本文主要针对UASB反应器的水动力学行为进行研究。

In an agitated reactor with hydrofoil impeller,effects of draft tube structure and solid content on power consumption and gas holdup were investigated.

在高径比为1.0的搅拌反应器中，研究了导流筒结构及固体含量对翼型轴流桨功耗与气含率的影响。

Experimental investigations of the removal of hydrogen cyanide by calcium oxide are carried out in a small electrically heated quartz reactor.

本文在石英反应器内试验了高温脱除HCN反应机理，研究了CaO对氰化氢的脱除作用，探讨了温度、体积空速和氰化氢浓度对脱除氰化氢的影响。

At last, this paper introduces the organization framework and ensure step of hydrogenation reactor transport item.

本文最后介绍加氢反应器运输项目的组织结构与保障措施。

Thermal neutron radiography is a useful complementary tool of the other non-destructive testing methods for the hydrogenous materials and heavy metal subassembly,and thermal neutron tomography has not been developed in China.By the use of the CCD-based thermal neutron digital radiography facility in SPRR-300 reactor and the Al column sample with holes,the projecting data of 36 multiplied 552 groups are collected.

热中子照相技术在检测含氢材料、重金属组件结构、原子序数相近的不同元素、放射性材料等方面弥补了X光等其他无损检测技术的不足，广泛用于重金属组件、火工品等武器部件的质量检测和库存武器可靠性和有效性评估中。

Using three-sect fluidized-bed biology reactor,we fermented honeydew which was diluted to different reducing-sugar contents to produce hydromel .

应用三段式流化床生物反应器，以不同糖浓度的稀释蜂蜜汁为发酵液生产蜂蜜酒，酒精产率6.25g/以上，最高可达11.7g/。

Kinetics of methanol dehydration to dimethyl ether on modified kaolin catalyst was studied in an integral reactor under normal pressure. It is deduced that the surface reaction of methanol molecule adsorbed on the active site of catalyst with methanol molecule in gas phase is the rate determining step. The hyperbolic type kinetic equation r=ksbMpM2/(1+bMpM+bpE) is obtained according to the theory of langmuir even adsorption and using the R-E mechanism.

采用积分反应器，考察了常压下在改性高岭土催化剂上甲醇脱水生成二甲醚的反应动力学，根据Langmuir均匀吸附理论，采用R-E机理，推断吸附的甲醇分子与气相主体中的甲醇分子发生的表面反应为速率控制步骤，得到双曲线型动力学方程为： r= ksbMpM2 /(1+bMpM+bpE)（r为反应速率， ks为反应速率常数， bM为甲醇的吸附平衡常数， b为二甲醚和水的吸附平衡常数之和， pM、 pE分别为甲醇、二甲醚的分压）。

There is also the non-fission based micro-reactor built by Hyperion Power Generation that utilizes Uranium Hydride.

也有基于微小反应堆没有分裂的Hyperio电站的氢化轴。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。