查询词典 burnup

Although the burnup credit technology is of great economic benefit, if it is used into practice, high level technology and administrative controls are needed.

尽管燃耗信任制技术能够带来很大的经济效益，但要在实际中应用，必须在技术上和管理上达到相当高的水平，如核电站提供可靠的燃耗数据，对每个燃料组件在堆内的辐照历史都要有详尽的记录，必须有组件燃耗测量装置，所有的理论分析都需有适当的实验数据支持等。

It is very important to carry out critical experiment on spent fuel for selecting calculation code packages and validating calculation methods using burnup credit technology.

开展乏燃料的临界实验非常重要，在建造乏燃料临界实验装置之前需要对其进行大量的详细的临界计算。

It was used to simulate the xenon poison in ship nuclear reactor with the burnup of 30 MW·d,and the simulated results were compared with that from point model.

结果表明：点模型的仿真结果偏小，用本软件进行仿真，平衡氙毒计算值与实测值间的偏差为-0。

These methods contribute to understand irradiation behavior of fuel, cladding and structure components and supply proof for increasing burnup.

这些方法有利于加深理解燃料芯块、包壳和结构部件的辐照行为，为提高燃耗提供依据。

Standardizing measurement techniques and specifications for radiation effects and dosimetry including materials response, instrument response, and fuel burnup.

对辐射效应和剂量学的测量技术和技术规格实施标准化，包括材料响应、仪器响应和燃料燃耗

It is found that the function relationship is affected by initial enrichment, cooling time and burnup range. The function relationship is also affected by irradiation history while the cooling time is shorter than 2 a.

发现幂函数关系中的系数受初始富集度、冷却时间、燃耗范围的影响；如果冷却时间大于2 a，这个关系不受辐照历史的影响；如果冷却时间小于2 a，这个关系受辐照历史的影响。

The burnup credit technology has been applied to analysis of the nuclear critical safety. This has significantly enhanced the capacity of storing, transportation, reprocessing and improved the economy of back end fuel cycle.

燃耗信任制技术越来越多的应用到核临界安全分析中，这使乏燃料的贮存、运输和后处理的能力大大提高，燃料循环后段的经济性显著提高。

Meanwhile the early and later irradiation experiences of metallic fuels were summarized, including the limits of burnup which had been demonstrated.

随后整理早期、后期金属燃料的辐照经验，给出已验证的最大燃耗深度。

In the process of spent fuel isotope yield calculations, the simple accumulation of spent fuel composition influences of each burnup parameter is taken, but the coupling effect of each parameter is not considered.

在计算乏燃料成分时，只考虑了各个反应堆运行参数对乏燃料成分的简单叠加，没有考虑各个参数间的耦合效应。

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

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。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。