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1)  Mimjiang Test Reactor(MJTR)
岷江堆
2)  Minjiang test reactor
岷江试验堆
3)  Minjiang River
岷江
1.
Edge effects of forest landscape in upper reaches of Minjiang River;
岷江上游森林景观边界效应
2.
Acquiring Scientific Outlook for Properly Developing Water Resources of Minjiang River;
树立科学发展观 合理开发岷江水资源
3.
Analysis on flood encounter of Jinsha river and Minjiang river;
金沙江、岷江洪水遭遇分析
4)  Min River
岷江
1.
Landscape pattern change in the upper valley of Min River;
岷江上游景观格局变化研究(英文)
2.
Analysis of Edge Influence's Affecting Factors in Min River upper Reaches' Landscape
岷江上游景观边界效应影响因子分析
3.
In this paper,there has been suggested a method of optimization for calculating longitudinal dispersity of natural river,and studied longitudinal dispersion of Jueqi section in Min River.
提出了计算天然河流纵向离散系数的最优化方法 ,并用此法对岷江蕨溪段的试验数据进行处理 ,计算出了该段河流的纵向离散系
5)  Mingjiang River
岷江
1.
Long-term dynamics of dry valleys in the upper reaches of Mingjiang River,China;
岷江上游干旱河谷区域空间变化的定量判定
2.
Based on the actual inquiry data,the author study the distribution regularity of landslide in the Mingjiang River between Maowen and Wenchuan County,especially analysis the controlling factors such as the nature of rock and soil bodies,geological structure,and topographic features.
根据野外调查资料,研究了茂汶-汶川段岷江两岸滑坡的发育及分布规律,重点突出了控制滑坡发育的地层岩性、地质构造和地貌三大因素。
3.
The paper has calculated the real and design waste disposal amounts according to the survey of some hydro-power station in the upper reaches of Mingjiang River in July,2006,and got a loss to disposal ratio(LDR),that is,the ratio of loss to disposal in every waste disposal area.
根据2006年7月对岷江上游部分水电站弃渣场的调查,统计分析各渣场现有堆渣量与设计堆渣量的差值,从而得出各渣场流失量与堆渣量的比值,即为流弃比;分析流弃比产生的原因和组成,提出岷江上游地区以石料为主的临河型渣场流弃比取值范围,为以后该地区和其他类似地区的同类型渣场的水土流失预测提供参考。
6)  Minjiang
岷江
1.
Simulation of Distributed Hydrological Cycle Model in Minjiang Upriver and Qingyijiang River Basin;
岷江中上游及青衣江流域分布式水循环模拟研究
2.
Land use pattern of Mao county in upper reaches of Minjiang;
岷江上游茂县土地利用格局
3.
This essay based on many examples and academic analyses of exploitation of Minjiang s upper reaches,wants to call on us to explore the hydroenergy with a scientific,reasonable and ordered method, and shows that the current exploitation situation of Minjiang s upper reaches should give us a warning and recollecting.
文章列举了岷江上游流域水能开发中的大量事例,呼吁应科学、合理、有序地开发利用河流水能资源,岷江上游流域水能资源的开发现状,应给人们以警醒和反思。
补充资料:反应堆与堆内构件振动监测


反应堆与堆内构件振动监测
reactor and internals vibration monitoring

fony旧gdu一yu du旧e一gouJ一on zhendong Jlonee反应堆与堆内构件振动监测(reactor andinternals vibration monitoring)用以监测反应堆压力容器及堆内构件的振动。 安装在压力容器上的4个加速度仪(l个在容器顶盖的螺栓上,3个在容器的下封头的堆芯中子侧t的贯穿管上),其信号与容器的加速度振动成正比。 通过采集堆外四个长中子电离室上部第二段和下部第五段的信号,并将其与反应堆功率成正比的平均注量率信号进行标称化处理,送噪声诊断系统,根据每个电离室各段上的差异,以测定堆内构件的振动,并监测异常情况。利用数据库中已有的数据,可以判断引起这种异常的原因。 堆内构件的振型有两种:梁式和壳式。梁式振型用以监侧嫩料组件和吊篮筒体的振动,这种振动改变了堆内构件结构和中子探侧器之间水层的厚度,导致探测器上侧得的中子注量率随上述结构的振动颇率而变化。 壳式振型用以监测堆内构件热屏的振动,这种振动导致堆芯筒体与热屏之间水层厚度的变化,从而影响中子撞击热屏时的能谱。由于热屏对中子的吸收与其能量有关,从而造成中子探侧器上信号的脉动。
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