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SY/T 5587.13-1993 油水井常规修井作业 井下小件落物打捞作业方法

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基本信息
标准名称:油水井常规修井作业 井下小件落物打捞作业方法
中标分类: 石油 >> 石油勘探、开发、集输设备 >> 石油钻采设备与仪器
替代情况:被SY/T 5587.12-2004代替
发布日期:1993-09-09
实施日期:1994-03-01
首发日期:1900-01-01
作废日期:2004-11-01
出版日期:1900-01-01
页数:10页
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所属分类: 石油 石油勘探 开发 集输设备 石油钻采设备与仪器
【英文标准名称】:Marinecableglandsforbulkheadanddeck
【原文标准名称】:船舶舱壁和甲板用电缆密封套
【标准号】:JISF8802-1987
【标准状态】:现行
【国别】:日本
【发布日期】:1987-11-14
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonShips
【标准类型】:()
【标准水平】:()
【中文主题词】:电缆;船舶舱壁;海船;电缆密封装置;甲板
【英文主题词】:cableglands;;decks;shipsbulkheads
【摘要】:この規格は,電線が船内の水密隔壁及び水密甲板を貫通する箇所を防水するために使用する電線貫通金物(以下,貫通金物という。)について規定する。
【中国标准分类号】:U55
【国际标准分类号】:47_020_60
【页数】:8P;A4
【正文语种】:日语


【英文标准名称】:StandardPracticeforPreparationofInsulatingPaperandBoardImpregnatedwithaLiquidDielectric
【原文标准名称】:浸透液态电介质的纸及纸板绝缘性电制备的标准实施规程
【标准号】:ASTMD2413-1999(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【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】:D09.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:board;dielectricstrength;dissipationfactor;drying;impulsestrength;oilimpregnation;paperpermittivity;pressboard;vacuumdrying;Dielectricbreakdownvoltage;Electricalinsulatingpaper/paperboard;Electricalproperties;Impregnateddie
【摘要】:DissipationFactorandRelativePermittivity8212;Knowledgeofthesepropertiesisimportantinthedesignofelectricalequipmentsuchascables,transformers,insulators,etc.Thenumericalproductofthesetwopropertiesofadielectricsystemisproportionaltotheenergylossconvertedtoheat,andiscalleditslossindex(seeTerminologyD1711).Theenergylossreducestheefficiencyofelectricalequipment.Theheatproducedtendstochemicallydegradethedielectricmaterialandmayevenleadtothermalrunaway.Testresultsofimpregnatedspecimenscandisclosesignificantdifferencesbetweencombinationsofpapersandoilsthatappearsimilarwhenthepapersandtheoilsaretestedseparately.Dissipationfactor,particularlyatelevatedtemperatures,isoftenchangedsignificantlybythepresenceofasmallquantityofimpuritiesineithertheliquidorthepaper.Thispracticeisusefulinthecomparisonofmaterialsandinevaluatingtheeffectsofdifferentpapersonagivenliquid.Judiciousanalysisofresultswithrespecttotime,temperature,andfieldstrengthshouldbeusefulinpredictingtheperformanceandcapabilitiesofsystemsusingthepaperandtheliquid.Foradditionalinformationonthesignificanceofdissipationfactorandrelativepermittivity,seeTestMethodsD150.TestMethodforDielectricBreakdownVoltageandDielectricStrengthofSolidElectricalInsulatingMaterialsatCommercialPowerFrequencies:Acomprehensivediscussionofthesignificanceofthedielectricstrengthtestasappliedtosolid,semi-solid,andliquidmaterialsisgiveninAppendixX1ofTestMethodD149.Otherfactorspeculiartohigh-qualitycompositeinsulations,suchasoil-impregnatedpapers,areconsideredinthefollowing:Intestsinvolvinghighelectricalstresses,immersionofcriticalpartsofatestcircuitinoilisawidelyusedtechniqueforinhibitingcorona.However,ithaslimitationsthatmustberecognizedwhenusingthesubmergedelectrodeoptionofthispractice(Note1).Attackonthepaperbycoronageneratedinthesurroundingfluidatelectrodeedgescanoccurwhetherthefluidisairoroil.Coronaoccursatconsiderablyhighervoltagesinoilthaninair.Thickanddensepapersaremorelikelytocausedischarge-initiatedbreakdowns.Forinterpretationofbreakdownmeasurementsthenumberofedgebreakdowns,implyingdischarge-initiatedbreakdowns,shouldbeconsidered.Note18212;Twotechniquesareinuseintheindustryfortestingspecimensfordielectricbreakdownvoltage.Inone,thetestismadewiththeelectrodesandtestspecimensubmergedintheimpregnatingliquidwhileintheothertheelectrodesarenotsubmerged,thatis,thespecimenistestedinair.Muchdatahasbeenaccumulatedusingthelattertechnique.Thesetechniquesyielddifferentvaluesofbreakdownvoltage.TestMethodD149statespreferencefortestingmaterialsinthemediuminwhichtheyareused.Theuseofsubmergedelectrodesfollowsthispreference.Whentestingthickinsulatingboards,theuseofsubmergedelectrodesisgreatlypreferred.Theresultsofpowerfrequencytestsonoilimpregnatedpapersareusefulforscreening,research,andqualitycontrol,providedthatconsiderablejudgmentisexercisedininterpretingtheresults.Theapplicationofthetestresultstoequipmentdesignandservicerequiresparticu........
【中国标准分类号】:K15
【国际标准分类号】:29_035_10
【页数】:4P.;A4
【正文语种】:英语