避雷器

To prevent the risk of fire, only generators with a USDA Forest Service approved spark arrester muffler are allowed on federal land.

为了防止火灾的风险，只有发电机与美国林务局批准的火花避雷器消声器允许在联邦土地。

Is located in the city of Yuanping Dayun Story Road (opposite the Government Solutions Village), is the original ping City Power Switch Power Plant in 2006 restructuring the new company set up under the power of Xinzhou Branch Nengyuan Electric Power Construction Co., Ltd., one of the recipients of the provincial Science and Technology Agency finds that the high-tech enterprise, ISO9001 international quality management system certification enterprises in Shanxi Province, the quality of AA grade credit rating companies, banks, Shanxi Province AA + credit rating companies, Shanxi Province,"Ninth Five-Year Plan" Science and Technology outstanding new product business, a win-win situation Xinzhou area businesses, contracts and keep promise in the provincial unit of electrical products, electric power industry fixed-point production enterprise, the National Product of urban and rural power grids enterprises in Shanxi Province with the professional production of zinc oxide surge arresters and composite insulators manufacturers.

原平高龙电力设备有限公司位于原平市城西大运路，是由原平市供电局电力开关厂于2006年改制成立的新公司，隶属于忻州供电分公司能元电力建设有限公司，先后获得省科技厅认定的高新技术企业，ISO9001国际质量管理体系认证企业，山西省AA级质量信誉等级企业，山西省AA+级银行信誉等级企业，山西省"九五"科技优秀新产品企业，忻州地区双赢企业，省重合同守信用单位，是电力工业部电气产品定点生产企业，全国城乡电网改造产品推荐企业，山西省内专业生产氧化锌避雷器和复合绝缘子生产企业。

The driving part is made up of leveling driving seat, decelerate machine, YWZ arrester, coupling, drive distributing box, shafts and sheath connector, universal cross transmission shaft etc. The main motor is equipped with DC timing motor in high power and DC numerical control system imported from England which has the qualities of rotate speed adjustment, low current in startup, large torsional moment and suits specially for continuous startup under the situation of high load.

驱动部分是由高程驾驶座位，减速机， ywz避雷器，耦合，驱动配电箱，槽及护套管接头十字万向传动轴等主电机配备直流调速电机在高功率直流数值控制系统输入来自英格兰有素质的转速调整，低电流启动大扭矩，特别适合连续开机的情况下，高负荷。

With the demonstration of 35kV line of Qinan substation, it built a numeral value calculation model of on-line data of each pole with EMTP program. Find out some factors of causing lines to outage frequently and the measures how to improve lightning withstand level of lines and decrease the lightning tripping outage of transmission line.

通过对线路基本电气参数的现场实测数据和波过程理论建立了与实际情况极为相符的雷击线路电磁暂态数值计算模型，在此模型基础上分析研究了影响线路耐雷水平的诸多因素，并重点研究了采用线路型避雷器来提高线路防雷性能的机理及影响因素。

Research purposes: The introduction is given in this paper to the surge lightning protections for metro,and the research and test are done on the electrical,mechanical and disconnect operational properties of the gapless and polymer housing zinc-oxide surge arrester with disconnector.

研究目的：介绍地铁和高架轻轨线路防雷特点，并对设计、研制出的直流复合外套无间隙氧化锌避雷器进行电气、机械和脱离装置动作等性能的试验研究。

This paper deals with the surge protection of a 220kV H—GIS and analyzes the effects of metal oxide surge attesters on reducing the incoming lightning overvolrages by means of numercal method Meanwhile, there is a kind of over-voltagey which may be rather critical for GIS, e·g·the switching surges with extremely high frequeuly produces by GIS-G switching-off of some loadless duses.

本文讨论220kV混合式GIS变电站过电压保护，用数值计算方法分析氧化锌避雷器对降低过电压的作用，并讨论了有一种类型的过电压可能对GIS要求更为严格，即在主回路中用GIS隔离开关切除空母线引起某些高频操作过电压，因此在绝缘配合时要相应考虑。

This paper presents the following questions about earthing breakdown protection and optionality,connection of voltage transformer,the type-selecting of arrersters and cable after middle voltage system earths through low resistance .

主要介绍了中压系统中性点经低电阻接地后，中压系统接地故障保护的设置问题及上、下级选择性、电压互感器的接线、避雷器及电缆的选型

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。

Its main products cover more than 20 series and 200 kinds of products like all sorts of suspension insulator (including ANSI52),middle and high voltage needle insulator (including ANSI55、56) and porcelain insulator below 30 tons, and various kinds of support, sleeve, drop-type fused cutout, lighting conductor and disconnecting switch below 500 kilovolts. All these products with completed series are well sold in China mainland also furthers sold to Europe, America Southeast, Asia, Middle East, South America, Hong Kong and Macao.

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。

Specially, in the field of high voltage power system, the standard signal source, which simulates the harmonic of electric power lines, is needed to calibrate the performance of detecting instruments, such as the detection of phase of high voltage electric power lines, the measurement of performance of lightning arresters, the calibration of ammeters, and so on.

特别是在高压电力系统的检测领域，常常需要模拟电网谐波的标准信号源对检测设备的性能进行校验，例如高压电力线路的相位检测，避雷器的性能检测，用户电能表的性能校验等。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。