GB/T 29487-2013 中大功率瓦斯发电机组
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基本信息
| 标准名称： | 中大功率瓦斯发电机组 |
| 发布部门： | 中华人民共和国国家质量监督检验检疫总局 中国国家标准化管理委员会 |
| 发布日期： | 2013-02-07 |
| 实施日期： | 2013-07-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2013-07-01 |
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： 石油 石油产品 燃料油
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【英文标准名称】:TestMethodforBasicCalibrationofMasterViscometersandViscosityOilStandards
【原文标准名称】:毛细管型标准粘度计和粘性油标准的基本校正方法
【标准号】:ASTMD2162-1993
【标准状态】:作废
【国别】:美国
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:标准;润滑剂;校正;粘度计;试验;油;石油产品
【英文主题词】:calibration;lubricants;viscometers;oils;testing;petroleumproducts;standards
【摘要】:
【中国标准分类号】:A42
【国际标准分类号】:17_060
【页数】:7P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasuringtheCoefficientofRetroreflectedLuminance(RL)ofPavementMarkingsinaStandardConditionofContinuousWetting
【原文标准名称】:连续浸润标准条件内路面标记反射亮度(R)系数测量的标准试验方法
【标准号】:ASTME2176-2001
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:E12.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:亮度;作标记;测量;路面;降雨;标准状态;试验方法;湿的
【英文主题词】:continuouswetting;dryretroreflection;mobileretroreflectometers;pavementmarkings;portableretroreflectometer;wetretroreflection
【摘要】:Thequalityofthepavementmarkingisdeterminedbythecoefficientofretroreflectedluminance,RL,beitdryorwet,anddependsonthematerialsused,age,andwearpattern.Theseconditionsshallbeobservedandnotedbytheuser.Underidenticalconditionsofheadlightilluminationanddriver’viewing,largervaluesofRLcorrespondtohigherlevelsofvisualperformanceatcorrespondinggeometry.Thepavementmarking’measuredperformanceinconditionsofcontinuouswettingmaybeusedtocharacterizetheperformanceofthemarkingontheroadaswateriscontinuouslyfallingonitandmayberepresentativetoaperiodofrain.Thisperformanceofthemarkingmaybedifferentthanthatexperiencedwhenthemarkingsarejustwetordamp.Retroreflectivityofpavement(road)markingsdegradeswithtrafficwearandrequiresperiodicmeasurementtoensurethatsufficientlinevisibilityisprovidedtodrivers.ForexampleseeSpecificationD6359fordryreflectivityrequirements.Foragivenviewingdistance,measurementsofRLmadewitharetroreflectometerhavingageometrycorrespondingtothatviewingdistanceareagoodindicatorofthevisualrankingofthematerialmeasured.AsspecifiedbyTestMethodE1710,themeasurementgeometryoftheinstrumentisbasedonaviewingdistanceof30m,aneyeheightof1.2mandaheadlightmountingheightof0.65m(seeAppendixX1).Newlyinstalledpavementmarkingsmayhaveanaturalsurfacetensionorreleaseagentswhichpreventthewettingoutoftheproductbyrain/water.Thisphenomenonproducesaninterferencewhenassessingthewetcharacteristicsofapavementmarking.Attempttomeasuremarkingswiththissurfacex201C;non-wettingx201D;ofthewatermaygivehighervalues.Thisconditionisshortlivedandmarkingsthathavebeenontheroadforonemonthormoredonotexhibitthisnon-wetting.Itshallbetheresponsibilityoftheusertoemployaninstrumenthavingthespecifiedobservationandentranceangles.1.1Thistestmethodcoversthemeasurementofthewetretroreflective(RL)propertiesofhorizontalpavementmarkingmaterials,suchastrafficstripesandroadsurfacesymbols,usingaportableormobileretroreflectometerthatcanbeplacedonorbeforetheroadmarkingtomeasuretheretroreflectionattheprescribedgeometry.1.2Thismethodofmeasuringofthewetretroreflectiveproperties(RL)ofpavementmarkingsutilizesamethodofcontinuouslywettingthemarkingduringmeasurementwiththeretroreflectometer(seeFig1).Note18212TestMethodE2177maybeusedtodescribetheperformanceofpavementmarkingsinconditionsofwetnessafteraperiodofrain.1.3ThistestmethodspecifiestheuseofportableormobilereflectometersthatcanmeasurepavementmarkingsperTestMethodE1710.Theentranceandobservationanglesrequiredoftheretroreflectometerinthistestmethodarecommonlyreferredtoas"30metergeometry."1.4Thistestmethodisintendedtobeusedforfieldmeasurementofpavementmarkingsbutmaybeusedtomeasuretheperformanceofmaterialsonsamplepanelsbeforeplacingthemarkingmaterialinthefield.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:R10
【国际标准分类号】:93_080_20
【页数】:5P.;A4
【正文语种】:
【原文标准名称】:毛细管型标准粘度计和粘性油标准的基本校正方法
【标准号】:ASTMD2162-1993
【标准状态】:作废
【国别】:美国
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:标准;润滑剂;校正;粘度计;试验;油;石油产品
【英文主题词】:calibration;lubricants;viscometers;oils;testing;petroleumproducts;standards
【摘要】:
【中国标准分类号】:A42
【国际标准分类号】:17_060
【页数】:7P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasuringtheCoefficientofRetroreflectedLuminance(RL)ofPavementMarkingsinaStandardConditionofContinuousWetting
【原文标准名称】:连续浸润标准条件内路面标记反射亮度(R)系数测量的标准试验方法
【标准号】:ASTME2176-2001
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:E12.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:亮度;作标记;测量;路面;降雨;标准状态;试验方法;湿的
【英文主题词】:continuouswetting;dryretroreflection;mobileretroreflectometers;pavementmarkings;portableretroreflectometer;wetretroreflection
【摘要】:Thequalityofthepavementmarkingisdeterminedbythecoefficientofretroreflectedluminance,RL,beitdryorwet,anddependsonthematerialsused,age,andwearpattern.Theseconditionsshallbeobservedandnotedbytheuser.Underidenticalconditionsofheadlightilluminationanddriver’viewing,largervaluesofRLcorrespondtohigherlevelsofvisualperformanceatcorrespondinggeometry.Thepavementmarking’measuredperformanceinconditionsofcontinuouswettingmaybeusedtocharacterizetheperformanceofthemarkingontheroadaswateriscontinuouslyfallingonitandmayberepresentativetoaperiodofrain.Thisperformanceofthemarkingmaybedifferentthanthatexperiencedwhenthemarkingsarejustwetordamp.Retroreflectivityofpavement(road)markingsdegradeswithtrafficwearandrequiresperiodicmeasurementtoensurethatsufficientlinevisibilityisprovidedtodrivers.ForexampleseeSpecificationD6359fordryreflectivityrequirements.Foragivenviewingdistance,measurementsofRLmadewitharetroreflectometerhavingageometrycorrespondingtothatviewingdistanceareagoodindicatorofthevisualrankingofthematerialmeasured.AsspecifiedbyTestMethodE1710,themeasurementgeometryoftheinstrumentisbasedonaviewingdistanceof30m,aneyeheightof1.2mandaheadlightmountingheightof0.65m(seeAppendixX1).Newlyinstalledpavementmarkingsmayhaveanaturalsurfacetensionorreleaseagentswhichpreventthewettingoutoftheproductbyrain/water.Thisphenomenonproducesaninterferencewhenassessingthewetcharacteristicsofapavementmarking.Attempttomeasuremarkingswiththissurfacex201C;non-wettingx201D;ofthewatermaygivehighervalues.Thisconditionisshortlivedandmarkingsthathavebeenontheroadforonemonthormoredonotexhibitthisnon-wetting.Itshallbetheresponsibilityoftheusertoemployaninstrumenthavingthespecifiedobservationandentranceangles.1.1Thistestmethodcoversthemeasurementofthewetretroreflective(RL)propertiesofhorizontalpavementmarkingmaterials,suchastrafficstripesandroadsurfacesymbols,usingaportableormobileretroreflectometerthatcanbeplacedonorbeforetheroadmarkingtomeasuretheretroreflectionattheprescribedgeometry.1.2Thismethodofmeasuringofthewetretroreflectiveproperties(RL)ofpavementmarkingsutilizesamethodofcontinuouslywettingthemarkingduringmeasurementwiththeretroreflectometer(seeFig1).Note18212TestMethodE2177maybeusedtodescribetheperformanceofpavementmarkingsinconditionsofwetnessafteraperiodofrain.1.3ThistestmethodspecifiestheuseofportableormobilereflectometersthatcanmeasurepavementmarkingsperTestMethodE1710.Theentranceandobservationanglesrequiredoftheretroreflectometerinthistestmethodarecommonlyreferredtoas"30metergeometry."1.4Thistestmethodisintendedtobeusedforfieldmeasurementofpavementmarkingsbutmaybeusedtomeasuretheperformanceofmaterialsonsamplepanelsbeforeplacingthemarkingmaterialinthefield.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:R10
【国际标准分类号】:93_080_20
【页数】:5P.;A4
【正文语种】:
