DL/T 684-2012 大型发电机变压器继电保护整定计算导则
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来源:标准资料网
基本信息
标准名称: | 大型发电机变压器继电保护整定计算导则 |
替代情况: | 替代DL/T 684-1999 |
发布部门: | 国家能源局 |
发布日期: | 2012-04-06 |
实施日期: | 2012-07-01 |
首发日期: | |
作废日期: | |
出版社: | 中国电力出版社 |
出版日期: | 2012-07-01 |
适用范围
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前言
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引用标准
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所属分类: 公路 水路运输 交通管理 交通管理综合 社会学 服务 公司(企业)的组织和管理 行政 运输 运输 道路运输
MIL-STD-690D, DEPARTMENT OF DEFENSE STANDARD PRACTICE: FAILURE RATE SAMPLING PLANS AND PROCEDURES (10 JUN 2005)., This standard provides procedures for failure rate (FR) qualification, sampling plans for establishing FR levels at selected confidence levels, and lot conformance inspection procedures associated with FR testing for the purpose of direct reference in appropriate military electronic parts established reliability (ER) specifications. Figures and tables throughout this standard are based on exponential distribution. Weibull distribution will be acceptable in certain components such as capacitors. Use of Weibull distribution for any component must be approved by the qualifying activity. This standard also provides guidance to specification writers in the use of this standard (see appendix A) and references material for users of ER parts.【英文标准名称】:StandardSpecificationforLeakDetectorSolutionsIntendedforUseonBrassesandOtherCopperAlloys
【原文标准名称】:黄铜和其他铜合金用检漏仪溶液的标准规范
【标准号】:ASTMG188-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:G01.06
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:brassalloys;bubblesolutions;copperalloys;gas-leak-detectorsolutions;leakdetectorsolutions;soapsolutions;stresscorrosioncracking
【摘要】:DESIG:G18805^TITLE:StandardSpecificationforLeakDetectorSolutionsIntendedforUseonBrassesandOtherCopperAlloys^SCOPE:1.Scope1.1Thisspecificationcoverstherequirementsforleakdetectorsolutionssuitableforuseincheckingtheleakageofvalves,pipes,fittings,joints,andsoforthofapressurizedgassystemfabricatedfrombrassesandothercopperalloys.1.2Thisspecificationdealswiththestresscorrosioncrackingaspectofleakdetectorsolutions.Theeffectiveness,chemical,physicalandmechanicalpropertiesofleakdetectorsolutionsarenotwithinthescopeofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J04
【国际标准分类号】:77_120_30
【页数】:2P.;A4
【正文语种】: