发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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Short distance measurement method of grounding grid grounding resistance
Power Frequency GroundImpedance Testers for Large Grounding Grid
本标准规定了接地网腐蚀诊断的一般原则、方法、步骤、判定和周期。 本标准适用于敞开式变电站、换流站等电力工程接地网腐蚀状况的评估
Technical guide for corrosion diagnosis of grounding grid
Prezentul standard stabile?te prescrip?iile privind limitele admise' pentru rezisten?a de dispersie a instala?iei de legare la p?m?nt pentru lucru ?i
Ground nets for telecommimication installations ELECTRIC RESISTANCE Spet-ifications
本标准规定了接地网土壤腐蚀性单指标评价、多指标评价及土壤腐蚀试验评价方法等。 本标准适用于电力系统中发电厂、变电站的交流钢质接地网土壤腐蚀性评价。其他埋地金属的土壤腐蚀性评价可参照执行
Guide for evaluation of soil corrosivity on grounding grid
本文件规定了接地网机降阻材料用缓蚀剂的技术要求、检验方法及规则、标志、包装及贮存的要求。 本文件适用于工业和民用电力装置钢质接地网降阻材料。对用于纯铜(或镀铜钢)接地网降阻材料用缓蚀剂的技术条件供参照使用。 注:接地网降阻材料用缓蚀剂是指与接地网降阻材料均匀混合后能用于抑制、减缓降阻材料对制作接地
Technical specification of corrosion inhibitor for grounding grid resistance-reducing material
Technical guidelines for state assessment of large grounding grids
Earth fault in a power system causes earth currents which raise the earth potential where the fault current leaves and enters the earth. The magnitude
SEPARATION IN THE SOIL BETWEEN TELECOMMUNICATION CABLES AND EARTHING SYSTEM OF POWER FACILITIES
Earth fault in a power system causes earth currents which raise the earth potential where the fault current leaves and enters the earth. The magnitude
SEPARATION IN THE SOIL BETWEEN TELECOMMUNICATION CABLES AND EARTHING SYSTEM OF POWER FACILITIES
The work presented in this book reviews the major new access technologies that are finding their way into significant use. The book is a compilation
Local Access Network Technologies
Technical conditions for grounding of electrified railway catenary
IPv6 access network source address verification technical requirements
Satellite Earth Stations (SES); General Requirements for the Connection of Very Small Aperture Terminal (VSAT) Systems to Terrestrial Networks
Zpracovatel: V?zkumn? ústav energetick?, ?eské Budějovice, Ing.. Josef Richtr, CSc. Pracovník ??adu pro normalizaci a mě?ení: Ing. Michal K
Electric engineering regulations. Suppression of earth-fault currents in high voltage network
本标准规定了地理信息动态生成具有空间参照的地图的服务行为。它规定了从服务器获取地图所需要进行的各种操作,包括获取地图的描述信息、获取地图及查询地图上要素信息的操作等。 本标准适用于以图片格式获取地图的图示表现,但不适用于获取实际要素数据或覆盖根据
Geographic information.Web map server interface
Short distance measurement method of grounding grid grounding resistance
Power Frequency GroundImpedance Testers for Large Grounding Grid
本标准规定了接地网腐蚀诊断的一般原则、方法、步骤、判定和周期。 本标准适用于敞开式变电站、换流站等电力工程接地网腐蚀状况的评估
Technical guide for corrosion diagnosis of grounding grid
Prezentul standard stabile?te prescrip?iile privind limitele admise' pentru rezisten?a de dispersie a instala?iei de legare la p?m?nt pentru lucru ?i
Ground nets for telecommimication installations ELECTRIC RESISTANCE Spet-ifications
本标准规定了接地网土壤腐蚀性单指标评价、多指标评价及土壤腐蚀试验评价方法等。 本标准适用于电力系统中发电厂、变电站的交流钢质接地网土壤腐蚀性评价。其他埋地金属的土壤腐蚀性评价可参照执行
Guide for evaluation of soil corrosivity on grounding grid
本文件规定了接地网机降阻材料用缓蚀剂的技术要求、检验方法及规则、标志、包装及贮存的要求。 本文件适用于工业和民用电力装置钢质接地网降阻材料。对用于纯铜(或镀铜钢)接地网降阻材料用缓蚀剂的技术条件供参照使用。 注:接地网降阻材料用缓蚀剂是指与接地网降阻材料均匀混合后能用于抑制、减缓降阻材料对制作接地
Technical specification of corrosion inhibitor for grounding grid resistance-reducing material
Technical guidelines for state assessment of large grounding grids
Earth fault in a power system causes earth currents which raise the earth potential where the fault current leaves and enters the earth. The magnitude
SEPARATION IN THE SOIL BETWEEN TELECOMMUNICATION CABLES AND EARTHING SYSTEM OF POWER FACILITIES
Earth fault in a power system causes earth currents which raise the earth potential where the fault current leaves and enters the earth. The magnitude
SEPARATION IN THE SOIL BETWEEN TELECOMMUNICATION CABLES AND EARTHING SYSTEM OF POWER FACILITIES
The work presented in this book reviews the major new access technologies that are finding their way into significant use. The book is a compilation
Local Access Network Technologies
Technical conditions for grounding of electrified railway catenary
IPv6 access network source address verification technical requirements
Satellite Earth Stations (SES); General Requirements for the Connection of Very Small Aperture Terminal (VSAT) Systems to Terrestrial Networks
Zpracovatel: V?zkumn? ústav energetick?, ?eské Budějovice, Ing.. Josef Richtr, CSc. Pracovník ??adu pro normalizaci a mě?ení: Ing. Michal K
Electric engineering regulations. Suppression of earth-fault currents in high voltage network
本标准规定了地理信息动态生成具有空间参照的地图的服务行为。它规定了从服务器获取地图所需要进行的各种操作,包括获取地图的描述信息、获取地图及查询地图上要素信息的操作等。 本标准适用于以图片格式获取地图的图示表现,但不适用于获取实际要素数据或覆盖根据
Geographic information.Web map server interface