燃耗

研究堆乏燃料组件中~（235）U含量和燃耗的测定

Measurement of ~ ( 235 ) U Mass and Burnup in Fuel Assembly in Research Reactors

用~（137）Cs为监测体的放化法测定核燃料的燃耗

Radiochemical determination of burnup of nuclear fuel with ~ ( 137 ) cs as monitor

蒙卡-燃耗程序系统及ADS基准题的计算

Monte Carlo-burnup code system and it 's application to IAEA ADS benchmark

用质谱法测定堆元件燃耗监测核素~（148）Nd的丰度和含量

The measurement of abundance and content of ~ ( 148 ) nd monitor for the determination of burnup with mass spectrometry

球床模块式高温气冷堆在线燃耗测量系统准直器性能的Monte-Carlo分析

Performance Analysis of Collimator in Online Burnup Measurement System for Pebble Modular High-Temperature Gas-Cooled Reactor With Monte-Carlo Method

介绍了在实验性PWR堆上完成的深燃耗条件下测量反应性概况。

This paper introduced the general situation of the reactivity measurement on an experimental PWR under high burnup condition .

10MW高温气冷堆的燃耗测量研究

Study of the burnup measurement for 10 MW high temperature gas - cooled reactor

结果分析表明破损率随燃耗、温度和核芯直径的增大而增长较快，对缓冲层和SiC层厚度的变化也比较敏感。

The conclusion show failure rate rise rapidly when burnup , temperature or kernel diameter increase , and are also sensitive to the thicknesses of buffer layer and SiC layer .

其中，隧道窑法燃耗最高，COF连续炉法的燃耗最低。

Tunnel kiln process has maximum coal comsumption and COF process has minimum value .

将Al2O3升高到2.09%时，增加配碳量，仅能保持烧结生产率不变，转鼓指数明显下降、燃耗上升。

While the Al_2O_3 content in sinter reached 2.09 % , sintering productivity can be not changed from increasing fuel ratio , but sinter strength is reduced obviously , fuel consumption is increased obviously .

U3SiAl和UO2A1元件辐照尺寸稳定性良好，U2（wt）%Zr元件在达到最大燃耗后直径为Φ36.2lmm，长度为105mm。

The dimensions of U_3Si-Al and UO_2 - Al are stable under irradiation , but U-2 ( wt ) % Zr changed at maximum burn-up .

应用该程序完成了托卡马克商用混合堆（TCB）概念设计的燃耗计算。

These are used to calculate burnup of a Tokamak commercial hybrid reactor ( TCB ) .

通过实验测得反应堆停堆时刻裂变产物~（137）CS、~（148）Nd等监测体的浓度值，进而推算出辐照燃料元件的燃耗值是通常采用的方法。

Usually , concentration of fission product monitors ~ ( 137 ) Cs and ~ ( 148 ) Nd are measured experimentally , from which burnup of irradiation fuel element can be derived .

基于物理启动、同位素生产以及空间燃耗不同考虑的全堆芯模型，采用少群扩散方法对中国先进研究堆（CARR）堆芯进行计算。

The neutronics analysis of China Advanced Research Reactor is carried out with the diffusion method by using the whole core module in this paper .

燃耗值的不准确度可达到3%，与Nd标准方法最大偏差为2%，为重同位素方法使用提供了新公式。

The uncertainty of burnup values got by the set of formulae is 3 % , maxium deviation from Nd method is 2 % . This is a set of new formulae for heavy isotope method .

以燃耗最优为指标，利用Pontryagin极大值原理，得到了发动机推力开关曲线和推力方向角的最优控制律。

To realize the minimal fuel strategy , an optimal control law was proposed based on the maximum principle .

初步的研究结果表明：如果在自然循环长度和延伸燃耗运行期内发生落棒事故，对于基负荷运行和基负荷一次调频运行，均有PCI的应力裕量，不会造成燃料棒破损。

The results show there are enough stress margins for the base load operation and primary frequency control operation if rod drop accident occurs in the natural cycle and stretch out operation , therefore no risk of PCI failure has been found .

计算了球形均匀D3He先进燃料靶惯性约束聚变（ICF）的燃耗和增益。讨论了这种堆系统的能量平衡。

The target fuel depletion and energy gain of inertial confinement fusion ( ICF ) for uniform spherical target of D - ~ 3He advanced fuel compressed by high power multi-laser-beam have been calculated in this article .

用WIMS-AECL程序计算了参考栅元的冷却剂空泡反应性、燃耗等参数。

Some important parameters ( coolant void reactivity , burn-up and etc. ) are calculated using the code WIMS-AECL .

通过分析增效剂添加前后烧结矿产、质量指标及燃耗的变化，说明SYP对烧结生产有很大帮助。

By contrasting sintering changes and quality index as well as fuel consumption before or after adding SYP synergist , the result shows that SYP synergist is helpful to sintering .

平衡态研究结果表明基于深燃耗的300MW球床式气冷快堆可以提高铀资源的利用率同时降低乏燃料中的次锕系核素的含量。

The results showed that the 300 MWt pebble bed GFR based on the deep burn-up concept could effectively raise the availability of the uranium resources and decrease the pile-up of minor actinide .

叉形探测器可用于后处理和贮存工厂中PWR和BWR型的乏燃料组件的燃耗、冷却时间、总钚和总裂变物质含量的测定。

The detector can been used to determine the burnup , cooling time and the contents of whole plutonium and whole fission material in spent fuel assemblies of the PWR and BWR types at a reprocessing and storage facility .

结果显示优化后的升温速率在梭式窑烧成中能取到节约燃耗的效果：第二部分基于模型参考自适应控制（MRAC）对燃气梭式窑的温度进行控制。

The results showed that the optimized heating rate in the shuttle kiln firing can take fuel savings . The second part was based on the model reference adaptive control ( MRAC ) to control gas-shuttle kiln temperature .

分析了安钢烧结厂105m2烧结机固体燃耗较高的原因。

The reasons of higher fuel consumption on 105 m ~ 2 sintering machine at Angang Sinter Plant than that at other plants were analyzed .

为了改善烧结混合料的粒度组成、提高烧结矿TFe含量、降低固体燃耗，包钢炼铁厂进行了用全生石灰取代石灰石的工业试验。试验取得了预期的效果

In order to improve sintering raw mix size composition , increasing sinter TFe content and reducing solid fuel consumption , the industrial sintering test with all burnt lime to replace the limestone in BaoGang Iron Making Plant was conducted , and anticipative effect was gained

本论文是开发三维输运计算及数值方法计算燃耗的程序BUS-3D的重要组成部分。

The paper is the important part of developing the new code BUS-3D which will realize three dimensional transport computation and numerical method to solve the burnup equations .

其中M4和M5合金包壳在燃料棒燃耗达到55GW·d·t-1的辐照考验结果表明，它们在堆内的腐蚀、蠕变和辐照伸长等性能优于改进型Zr4合金包壳。

The results obtained from irradiation test show that the corrosion resistance , creep resistance and irradiation growth for M4 and M5 are superior to the optimized Zircaloy 4 , especially the performances of M5 in and out of pile are much better .

反应堆功率运行时，燃耗变化会引起堆外中子通量密度变化，造成RPN核功率测量系统测得的反应堆功率与实际功率出现偏差。

When the reactor is operating , the variation of the burn-up of the fuel will cause vari-ation of the neutron flux , which can make the core power measured by the RPN nuclear power system deviate from the actual power .

利用由栅元程序WIMS产生的随燃耗变化的多群宏观均匀化截面取代连续能量点截面，大大提高了程序的计算速度，同时也解决了蒙特卡罗程序不能进行燃耗计算等问题。

The continuous-energy point-cross sections are substituted by the homogenized multi-group cross sections as the function of burnup by the lattice code WIMS , which speedup the computation procedures and supply the capability of burnup simulations for the Monte Carlo Code .

通过改造上料辊道，加强外部协调，使待煤气停产时间减少了110h，吨板燃耗降低了1.51m3/h，提高了中板产量。

Through reforming the charging roller and strengthening the exterior coordination , the delay time of waiting gas is decreased by 110h , the fuel consumption per ton of plate is decreased by 1.51 m 3 / t , and the production of plate is increased .