Application of the Finite Element Method to Two-Dimensional Neutron Diffusion Equation in Reactor Physics

Neutron cross section data is essential to the reactor physics calculations.

中子核截面数据是反应堆物理计算的基础，对其计算结果的准确性具有决定性的影响。

Analysis of fuel assembly is an important step in reactor physics design.

组件计算是堆物理计算中的一个重要环节。

It is important for reactor safety analysis to know the remnant residual stresses in the reactor after a period of operation.

在操作状态下，残余应力的松弛规律及其计算对反应管安全分析是十分重要的。

Compared to the traditional IC Reactor, the start-up period of Additional Gas IC Reactor could be shorten by 20% and organic loading rate could be enhanced by 25%. In additional, it improved the sedimentation rate, activity and mechanical intensity of granular sludge.

附加气IC反应器比普通IC反应器在启动时间上缩短20%，容积负荷提高25%，培养出的颗粒污泥在沉降性、污泥活性、机械强度等方面均有较大程度的提高。

The papers, some of them handwritten logs, document plutonium production at the Yongbyon reactor for a five-year period ending in 2007, when the facility was shut down in the first phase of the nuclear deal.

这些文件中包括一些手写的日志，显示出2007年之前的5年间宁边核反应堆生产钸的情况。宁边核反应堆已经根据北韩核项目问题协议的第一阶段规定于2007年关闭。

The pre-filmed treatment by aeration on PAC could improve the process of sludge granulated in the UASB reactor. The start-up period could be shorten to 49 d from 57 d.

PAC经过好氧预挂膜处理后，可加快UASB中污泥颗粒化进程，UASB的启动时间由57天缩短为49天；

Establishment and Verification for the Principle of a Differential Reactor-Period Meter

差分型反应堆周期计原理的建立和验证

The results showed that a cultures for 20 days to anaerobic system could improve COD removal rate and biogas production, effectively shorten reactor period.

实验结果表明：以发酵20天的发酵沼液作接种物可以加快反应速度，增加产气量，提高COD去除率；

In order to solve the problem about the reactor period calibrating instrument, a new software signal source based on numerical calculation is presented.

为了解决反应堆周期校验仪存在的问题，提出一种基于数值计算的软件信号源。

During the study, MVE was prepared by splitting dimethylacetal ( CH3CH ( OCH3) 2) in the gaseous phase. The reaction proceeded in a continuous tubular reactor packed with solid acid catalyst. The solid acid catalyst containing calcium phosphate was prepared.

今研究了通过气相裂解乙醛缩二甲醇（CH3CH（OCH3）2）制备MVE的工艺，反应使用连续式管式反应器，催化剂为含磷酸钙的固体酸性催化剂。

The heterogeneous transient model of a fixed-bed reactor packed with vanadium catalyst, S101, for catalytic oxidation of SO2 and operating in a flow direction switched periodically was developed.

建立了充填国产S101钒催化剂的、单段流向变换周期操作固定床反应器的非均相动态模型。

Reactivity efficiency measurements of samples with reactor oscillator methods

用堆振荡法测样品的反应性效率

Numerical Simulation of Multi-phase Flows in the Inlet Bend of a Desulfurization Reactor and Reactor Configuration Optimization

脱硫反应器进口弯头部分多相流数值模拟及结构优化

Study of Bubble Behavior in a Fluidized Bed Catalytic Reactor and Simulation and Optimization of an Industrial Reactor

沸腾转化催化剂床内气泡特性研究与工业反应器的模拟和优化

Immune Mechanism Based Multi-Objective Ant Colony Algorithm Approach to Batch Reactor Constrained Dynamic Multi-Objective Optimization Problems

基于免疫机制的多目标蚁群算法用于间歇反应器的约束动态多目标优化

Analysis of nuclear reactor multicycle fuel management optimization

多循环堆芯燃料管理优化方法

Simulation of Flow Field in TMP Reactor and Its Structure Optimization by CFD

TMP反应器内流场的CFD模拟及其结构优化

The kinetics study of biomass pyrolysis can provide the basic theory of the biomass thermo-chemical conversion technologies, and it can present important references for the design of pyrolysis reactor and process optimization, understanding the mechanism and development of thermo-chemical conversion technologies.

热裂解动力学研究可为生物质高效热化学转化技术研究提供理论基础，对设计热裂解反应器、优化热裂解工艺流程、探索热化学转化机理和开发热化学转化技术具有重要意义。

Biomass pyrolysis kinetics analysis aims to obtain accurate kinetic parameters, and then determine the pyrolysis reaction mechanism, to provide theoretical guidance for the pyrolysis reactor design and optimization of the pyrolysis conditions.

热解动力学分析的目的在于获得准确的动力学参数，进而确定热解反应机理，为热解反应器的设计和热解工艺条件的优化提供理论指导。

Sensitivity analysis, based on the model, for operation variables of hydrogenation reactor determine the optimization scheme, and the improved PSO is used to optimize operation variables.

基于加氢反应器模型对操作变量进行灵敏度分析，确定优化策略，并将改进后的粒子群算法应用于操作变量优化。