MIL-STD-188/174

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MIL-STD-188/174, MILITARY STANDARD: INFORMATION TECHNOLOGY, INTERFACE STANDARD, INTEROPERABILITY STANDARDS FOR INFORMATION AND RECORD TRAFFIC EXCHANGE MODE VI (01 MARCH 1990) [SUPERSEDES MIL-STD-188-116-4] [NO S/S DOCUMENT]., The purpose of this document is to ensure interoperability and topromote commonality of communications equipment and subsystems using Mode VIchannel coordination procedures. An additional objective of this document is toprevent proliferation of equipment serving the same or similar function. This document specifies the minimum requirements necessary toimplement information and record traffic exchange among data communicationssystems employed in long haul and tactical communications networks. It is not theintent of this document to specify any particular hardware or software design orimplementation. Message formats are not included in this document.
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【英文标准名称】:TestMethodforDeterminationoftheRelativeContentOfDissolvedDecayProductsinMineralInsulatingOilsbySpectrophotometry
【原文标准名称】:用光谱法测定矿质绝缘油中可溶解的衰减产品相对含量的标准试验方法
【标准号】:ASTMD6802-2002(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D27.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:chemicalstability;dissolveddecayproducts;insulatingoil;oxidationdecay;visiblespectrum;Chemicalstabilizationtesting;Dissolveddecayproducts;Mineralinsulatingoil;Oxidationinduceddefects;Oxidationtesting;Spectrophotometry;Visiblespe
【摘要】:Thecontentofdissolveddecayproductsininsulatingoilsismadeupofavarietyofcompounds,suchasperoxides,aldehydes,ketones,andorganicacids.Eachofthemispartiallyadsorbedonthelargesurfaceofpaperinsulationleadingtotheprematureagingofpowertransformers.Therelativeassessmentofbyproductformation,therefore,canbeusedasanindicatoroftheagingofthemineraloil.1.1Thistestmethodcharacterizesbyspectrophotometrytherelativelevelofdissolveddecayproductsinmineralinsulatingoilsofpetroleumorigin.Whilenewoilisalmosttransparenttoamonochromaticbeamoflightinthevisiblespectrum,theincreasingconcentrationofdissolveddecayproductsshifttheabsorbancecurvetolongerwavelengths.1.2Thistestmethodisapplicabletocomparetheextentofdissolveddecayproductsforoilsinservice.Itcanassesstheeffectivenessofusedorstoredoilpurificationduringthereclamationprocess,aswell.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E38
【国际标准分类号】:71_040_50
【页数】:6P.;A4
【正文语种】:英语


基本信息
标准名称:光敏器件的测试 第2部分:光电管的测试方法
英文名称:Measurement of photosensitive devices-Part 2: Measurement of phototubes
中标分类: 通信、广播 >> 通信、广播综合 >> 技术管理
替代情况:参见GB/T 7271-1987
发布日期:1987-09-14
实施日期:1987-09-14
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1900-01-01
页数:3页
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所属分类: 通信 广播 通信 广播综合 技术管理