查询词典 hydropower

The distributed optical fiber sensing technique is applied to monitor and analyze the cracks in the geological adit of Jinping Hydropower Station I; for which the distributing and embedded technologies of the distributed optical fiber for the cracking monitoring of the adit are presented herein.

应用分布式光纤传感技术对锦屏一级水电站地质平硐裂缝进行了监测分析，介绍了分布式光纤在工程平用裂缝监测的布设和埋设工艺。

More and more concrete face rockfill dams will be built on thick alluvium deposits with the development of hydropower projects.

随着水利水电工程建设的发展，越来越多的面板堆石坝将不可避免地修建在深厚覆盖层地基上。

E'u8f%abA7d}0 More and more concrete face rockfill dams will be built on thick alluvium deposits with the development of hydropower projects.

随着水利水电工程建设的发展，越来越多的面板堆石坝将不可避免地修建在深厚覆盖层地基上。

Green hydropower; index system; analytic hierarchy process; fuzzy mathematics; integrated evaluation

绿色水电；指标体系；模糊数学；层次分析法；综合评价

It is the first laboratorial experiment results of self-volume deformation of MgO concrete applied to the arch dam foundation of Dongfeng hydropower station in Guizhou province, the laws of self-volume deformation of MgO concete is conducted, the long-term expansion deformation value is reckoned, the arc tangent curve model of the concrete is presented to describe the characteristics of expansion deformation of the MgO concrete.

本文以在国内外首次将MgO混凝土应用于主体工程的贵州东风水电站拱坝基础混凝土的室内自生体积变形成果为例，对MgO混凝土自生体积变形的规律进行了研究，提出了MgO混凝土自生体积变形的反正切曲线模型，用以表达MgO混凝土的膨胀变形特性和推算MgO混凝土的长期膨胀变形值。

Taking the 550kV GIS installed in a certain hydropower station in China as research background and according to structure and operational features of this 550kV GIS, on the basis of calculating VFTO under seven kinds of operation modes, the damage of VFTO to transformer insulation and its influence on surge arrestor counter as well as the influences of closing resistor and voltage caused by residual charge on the amplitude and frequency of VFTO are researched.

以董箐水电站为研究背景，根据550 kV GIS结构及运行特点，在计算了隔离开关7种操作方式下VFTO的基础上，分析了VFTO对变压器绝缘的危害与对避雷器计数器的影响以及残余电荷电压和合闸电阻对VFTO幅值与频率的影响。

The designed banquette position,the river closure discharge and pre-embankment length of the Nuozhadu Hydropower Station are tested by the hydraulic model test.

通过水力学模型试验，验证了糯扎渡水电站设计的戗堤位置布置，研究确定了截流流量、预进占长度，并对在截流流量1 220 m3/s下，戗堤进占各区段的龙口水力特性和抛投材料的使用情况进行了分析，为截流施工方案的决策和施工组织的实施提供了依据

Based on the differential surge tank commonly used in long-distance diversion hydropower stations, in which interconnecting holes with rational cross sectional area were arranged at different elevations of breast wall between outer chamber and gate shaft used as a riser, a study was made on the influences of interconnecting holes on the differential performance and differential pressure of the surge tank, and further surge analysis was performed through a case study.

对于长引水式水电站常用的差动式调压室，分析了其兼作升管的闸门井和大井之间的胸墙在不同高程上布置的面积合理的连通孔，对调压室的差动性能和压差的影响，并结合实际算例进行涌浪分析。

Hydropower Station Bridge Crane is a crane with a type.

水电站用桥式起重机是起重机的一种类型。

Through sampling measurement at reservoirs of hydropower stations, the greenhouse gases emission factor in large and medium hydropower stations in the south of China is analyzed and preliminarily calculated as 243.1 g〓equiv.

通过实验和计算得到的我国南方大中小型水电站的温室气体排放系数为243.1g〓当量／kWh，与国外文献报道的数据0.5～410g〓当量／kWh比较，该结果在此范围之内。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。