reactor period

The anti-seismic analysis is carried out for dry-type air-core reactor. The calculation basis and mathematic model are given. The basic natural vibration period, seismic stress and the calculating formula for safety-check are all presented here.

对干式空心电抗器总称结构进行了地震分析，提出了计算依据与数学模型，给出了基本自振周期、地震力以及安全校核的实用计算公式。

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 Optima Reproducting Period of the XH& 02 Catalyst for the Ethylbenzene Dehydrogenation Catalytic Reactor

乙苯脱氢催化反应器XH&02催化剂最佳再生周期

The reactor neutron flux and period measure meter

反应堆中子注量率和周期测量仪

In the system of SBR following biological hydrolysis reactor, the aeration period should exceed 6.5 hours.

工程设计中，在水解酸化反应器后应加设沉淀单元。在SBR好氧生物处理系统中，曝气反应时间宜大于6.5小时。

Although the COD removal efficiency had not been improved greatly, the start-up period was shorten 25% and the highest organic loading rate was increased 40% and bigger anaerobic granular sludge was observed, when PACs were added into the USAB reactor.

结果显示：启动时间缩短了近1/3，最大有机负荷提高近40%且出现了更大颗粒污泥，但COD去除效率没有明显提高。

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。

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 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

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。

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；

Digital simulation study of positive period method for control rod calibration in a fast test reactor

正周期法刻度堆控制棒的数字模拟研究

The method is very useful for the determination of a higher integral thermal neutron flux in a high flux reactor for a long period of irradiation time.

本法适于测定在高通量堆中长期辐照的较高热中子积分通量。