查询词典 insulators

A combosition of high performance porcelain body material was development for manufacturing solid core post insulators of 500 kV/20 kN and above,α-Al2O3 was introduced for enhancing mechanical strength and alkaline-earth metal components were introduced as flux and "alkaline-restrainer".

为了满足生产550kV/20kN以上棒形产品的要求，对高性能电瓷材料配方进行了研究，在配方中添加α-Al2O3，可提高电瓷材料强度；添加碱土金属元素化合物，可起到强熔剂与"压碱效应"的作用。

The test results can be used for the selection of post insulators and bushing in the HVDC transmission projects.

研究结果可为工程设计中支柱绝缘子和瓷套管的伞形结构选择提供依据。

The company mainly produces different grades of voltage and high-voltage china bottles ranging from 10 to 500 kilovoltages , sticklike insulators inside or outside houses , different types of china switches , transformers and condenser insulators , and input transformer china equipment .

本公司主要生产10-500千伏各种等级的中、高压线路瓷瓶，户内外棒式绝缘子，各种开关用瓷、变压器、电容瓷套，输变电设备用瓷，是全国电力行业电瓷电器重点制造厂家之一。

The company mainly products insulators for power station with 5-110KV lower, all kinds of stick insulators for power transformers, inductors, lightering arrestors, fuse boxes, electrified railway lines as well as electrostatic precipitators.

公司拥有一大批专业技术管理骨干和经验丰富操作熟练的员工队伍，生产5-110KV以下电站电器各种绝缘子，变压器，互感器，避雷器，熔断器，电器化铁路，静电除尘器等各种，支柱棒型绝缘子，并根据用户需要来图来样设计生产。

Electrical insulators having high thermal conductivity must be used, but, since most electrical insulators don't conduct heat well, special insulators such as hard anodized aluminum, beryllium oxide, specially filled epoxy resins, sapphire, or diamond must be used to couple junctions to the heat sink.

必须使用高导热系数的绝缘体，因为大多数绝缘体都不能很好地传导热量，所以必须使用硬质阳极化铝、氧化铍、特别填充的环氧树脂、蓝宝石或者金刚石等类的特殊绝缘材料来实现与散热器的接触。

Based on a great of laboratory investigation carried out on the AC flashover performance of several types of insulators in the multi-function artificial climate chamber of Chongqing University, this paper studies systematically the AC flashover performance of several type of insulators and puts forward a flashover voltage correction method for the atmospheric environment at altitude of 3500 m above, and discusses the flashover process and mechanism of the iced insulator.

本文在国内外现有研究成果的基础上，通过大量的人工气候室模拟试验研究和理论分析，对海拔3500 m以上地区覆冰和污秽绝缘子的交流闪络特性及闪络电压的校正方法进行了系统研究，并对覆冰合成绝缘子的闪络过程和机理进行了初步探讨。

Laboratory investigations on the flashover performances of polluted five types of typical porcelain and glass insulators were carried out in the climate chamber. Based on the test results, this paper analyzes and calculates the flashover voltage, the voltage gradient and the valid creepage distance of the five types of insulators.

为此在人工雾室中对5种典型结构的瓷和玻璃绝缘子的污闪特性进行了试验研究，根据试验结果分析和计算了5种典型绝缘子的闪络电压、闪络电压梯度、有效爬电系数。

The main products available: 30 tons of the following kinds of Suspension Insulator (including American Standard 52 series), medium and high voltage insulators needle (including the American Standard Series 55,56), Tam Wang porcelain insulators, 500 kV, the following types of pillars, casing, drop-style fuses, surge arresters and electrical isolation switches, etc. more than 20 series over 200 products, varieties Series complete, best-selling products all over the country, exported to Europe, America, Southeast Asia, the Middle East, South America and Hong Kong and Macao regions.

现有主要产品：30吨以下各种悬式绝缘子(包括美标52系列)，中、高压针式绝缘子(包括美标55，56系列)，瓷横担绝缘子，500千伏以下各种支柱，套管，跌落式熔断器，避雷器及隔离开关电器等二十多个系列二百多个产品，品种系列齐全，产品畅销全国各地，远销欧美，东南亚，中东，南美及港澳地区。

Research results show that under AC voltage the voltage distribution of Y-type insulator strings is extremely non-uniform and the voltage distribution curve of Y-type insulator string is similar to that of I-Type suspension insulator string; under DC voltage the voltage distribution of Y-type insulator string is also extremely non-uniform, the voltage undertaken by the insulators at the conductor side of Y-type insulator string is higher than that undertaken by other insulators of the same string, and as a whole the voltage distribution trend is that the voltage undertaken by the insulators at both ends of the Y-type insulator string is higher than the voltage undertaken by the insulators at the middle of the same insulator string.

研究结果表明：在交流电压下，Y型绝缘子串的电压分布极不均匀，其电压分布曲线和交流悬垂I串类似；在直流电压下，Y型绝缘子串的电压分布极不均匀，绝缘子串导线侧绝缘子分担电压高于其它绝缘子，总体上呈现导线侧和杆塔侧两端高、中间低的分布趋势。

For high voltages,overhead-line construction is generally used with suspension-type insulators.Steel towers,called pylons,serve to carry the insulators,with each conductor suspended from the bottom of a group or string of insulator units.

对于高电压、overhead-line普遍采用的建设与suspension-type绝缘体塔塔钢铁、服务、叫的绝缘体，每个导体停赛的底部或串绝缘子单位组。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。