Product Code:SAE ARP1283
Title:Cargo Compartment Lighting for Transport Category Aircraft and Rotorcraft
Issuing Committee:A-20ac Crew Station And Interior Lighting Committee
Scope: This Aerospace Recommended Practice (ARP) establishes design guidance for adequate and safe cargo compartment and cargo access lighting systems. The adoption of a standard set of illumination values, found appropriate for the performance of the task in specified areas, should expedite ground handling and improve flight and ground safety.
【英文标准名称】:StandardTestMethodforEvaluationofEngineOilsinTwo-StrokeCycleTurbo-Supercharged6V92TADieselEngine
【原文标准名称】:评估两冲程循环装有涡轮增压器的6V92TA柴油发动机中机器润滑油的标准试验方法
【标准号】:ASTMD5862-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D02.B0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:循环;柴油发动机;机器润滑油;重型;润滑油;划线(器具);冲程;试验方法;试验
【英文主题词】:cylinderlinerdistress;dieselengines;engineoil;enginewear;heavy-dutyperformance;ringdistress;scoring;scuffing;6V92TAtest
【摘要】:Thistestmethodwasdevelopedtoevaluatedieselengineoilsforprotectionagainstringandlinerdistresscausedbyhighthermalandmechanicalloading.Linerscuffingandringdistressexperiencedinthistestmethodaremeasuresoftheoil’abilitytoprotectagainstscuffingandscoringunderhighpowerandhighloadconditionstypicalofserviceexperiencedbyenginesinusetoday.Pistonpinslipperbushingwear,pistonskirttinremoval,andlinerportpluggingarealsoexaminedinthistestfordistresswhichrelatestooverallenginelife.Thistestmethodwasdevelopedtocorrelatewithfieldexperienceusingoilsofknowngoodandpoorprotectionagainstringandlinerdistress.The6V92TAengineoiltestisusedinspecificationsandclassificationsofenginelubricatingoils,suchasthefollowing:5.5.1SpecificationD4485,5.5.2MilitarySpecificationMIL-L-2104,and5.5.3SAEClassificationJ183.1.1Thistestmethoddescribesatwo-strokecycledieselenginetestprocedureforevaluatingengineoilsforcertainhigh-temperatureperformancecharacteristics,particularlycylinderlinerscuffingandpistonringfacedistress,butalsoincludingportplugging,slipperbushing,andpistonskirtdistress.SuchoilsincludebothsingleviscositySAEgradeandmultiviscositySAEgradeoilsusedindieselengines.Itiscommonlyknownasthe6V92TAtest.(SeeNote1.)CompaniontestmethodsusedtoevaluateotherengineoilperformancecharacteristicsforspecificationrequirementsarediscussedinEngineOiltests-SAEJ304.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSections8,10,13,and14.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasthestandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;thereforeeachsystemmustbeusedindependentlyoftheother,withoutcombiningvaluesinanyway.1.3Thistestmethodisarrangedasfollows:
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:36P.;A4
【正文语种】:
基本信息
| 标准名称： | ＳＦＦ－５０－２－５２型５０Ω柔软同轴射频电缆详细规范 |
| 英文名称： | Cables, radio frequency, flexible, coaxial, 50Ω Type SFF-50-2-52, Detail specification for |
| 中标分类： |
农业、林业 >>
农业、林业综合 >>
技术管理 |
| 发布部门： | 中国电子工业总公司 |
| 发布日期： | 1992-11-19 |
| 实施日期： | 1993-05-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 归口单位： | 中国电子工业总公司 |
| 起草单位： | 国营609厂 |
| 出版社： | 电子工业出版社 |
| 出版日期： | 1993-04-01 |
| 页数： | 7页 |
适用范围
本规范规定了SFF-50-2-52型聚四氟乙烯绝缘柔软同轴射频电缆的结构、要求、质量保证规定和交货准备等。本规范适用于逼信设备和采用类似技木的其它装置中使用的50Ω实芯聚四氟乙烯绝缘同轴射频电缆。
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所属分类： 农业 林业 农业 林业综合 技术管理