电网

So, build of communication's network is important sustainment and pledge in technology that ensure electrical run and safety.

因此，站内通讯网络的建设也是保证变电运行、电网安全的重要技术支持和技术保障。

This paper obtains the sustainment of science and technology fund of committee of education in province HeBei and is the follow-up task of nature science fund of country and has the important value of economy and the guidance significance of theory.

本课题获得河北省教委科技基金支持，是国家自然科学基金的后续课题，对解决电网谐波污染，提倡绿色用电有着重大的经济价值和理论上的指导意义。

This paper obtains the sustainment of science and technology fund of cnmittee of education in province HeBei and is the follow-up task of nature science fund of country and has the important value of economy and the guidance significance of theory.

本课题获得河北省教委科技基金支持，是国家自然科学基金的后续课题，对解决电网谐波污染，提倡绿色用电有着重大的经济价值和理论上的指导意义。

Grid connected wind power generation has become main technology because of compensation and sustentation from large power grid.

并网运行的风力发电由于可以得到大电网的补偿和支撑，成为风力发电的主流。

The swatter should be put in vertical position: Handle up and mesh down.

请将手柄一端朝上，相对的灭蚊电网面一端朝下，垂直于地面放置

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。

To solve the problem with high deviation on bus voltage at Wu-Zhou 500 kV Switchyard in South China Allied power Grid, it was planned to install a set of 150 Mvar shunt reactor (chigh voltage reactor in brief bereaffenr).

为解决南方互联电网梧州500 kV开关站母线电压偏高问题，拟在梧州站母线投入1组150 Mvar并联电抗器。

This thesis has analyzed the movement mode of syntony electrical network of neutral point after the quenching of arc coil grounding, studied and analyzed the selective leakage protection principle based on the zero sequence active power.

本文分析了中性点经消弧线圈接地的谐振电网运行方式，研究和分析了基于零序有功功率的选择性漏电保护原理。

Sometimes the series and shunt syntony with main system would enlarge harmonics and make things worse. Active Power Filter, as another kind of filter equipment, begin to make use following the advancement of GTR,GTO, IGBT and etc. Theunique advantage of this new setting is dynamic harmonics canceling. Now, the shunt APF is the most widely used one.

进入80年代以后，随着有源滤波技术的不断深入和用户对谐波问题的重视，以及电力电子技术的飞速发展，大功率可关断器件(GTR，GTO，IGBT等)的不断进步，有源电力滤波器(Active Power Filter， APF)作为抑制电网谐波、补偿供电系统无功功率的新型电力电子装置得到迅速发展，其中又以并联型有源电力滤波器的使用最为广泛。

By technologic and principles and methods, the thesis analyzes the benefits of the Urban Power Network renovation.

本文运用技术经济学的原理和方法对城市电网改造的效益进行了分析和评价。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。