DL/T 365-2010 串联电容器补偿装置控制保护系统现场检验规程
作者:标准资料网 时间:2024-05-18 20:57:45 浏览:9074
来源:标准资料网
基本信息
| 标准名称： | 串联电容器补偿装置控制保护系统现场检验规程 |
| 发布部门： | 国家能源局 |
| 发布日期： | 2010-05-01 |
| 实施日期： | 2010-10-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国电力出版社 |
| 出版日期： | 2010-10-01 |
| 书号： | 155123.139 |
适用范围
本标准适用于220KV~500kV电压等级输电线路串补装置控制保护系统的现场检验，其他电压等级串补装置控制保护系统的现场检验科参照执行。
前言
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目录
1 范围
2 规范性引用文件
3 术语和定义
4 基本要求
5 检验项目及要求
附录
引用标准
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所属分类： 电工 输变电设备 变压器 电气工程 变压器 电抗器
【英文标准名称】:Acoustics-Measurementofairbornenoiseemittedbysteamturbinesanddrivenmachinery
【原文标准名称】:声学.由蒸汽轮机和被驱动机器发出的气载噪音测量
【标准号】:BSEN61063-1996
【标准状态】:现行
【国别】:英国
【发布日期】:1996-07-15
【实施或试行日期】:1996-07-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:声学测量;涡轮机;试验条件;汽轮机;声学;声强;声测量;噪声;试验设备;报告
【英文主题词】:Acoustictesting;Acoustics;Machinenoise;Noisemeasurements;Soundpressure;Steamturbines;Turbines
【摘要】:1General1.1ThisInternationalStandardappliestothemeasurementofairbornenoiseemittedbyassembliescomprisingsteamturbinesanddrivenmachinery,hereinafterreferredtoasturbinesets.Thesesetsareofallsizeswithoutlimitationofoutputwhenfittedwiththeirnormalauxiliaries.Thisstandardappliesonlytothepartoftheturbineset(turbine,generatorandattachedcomponents)locatedabovetheflooroftheturbineroomandin-sideacontinuousenvelopingmeasurementsurfaceboundedbythisfloor.Anextensiveandcontinuousturbineoperatingfloorofareflectingnatureabovetheturbinefoundationfloorlevelshallbeconsideredasthereflectingplane.1.2Inthecaseoflargeturbinesets,theturbineoperatingfloorisoftenlocatedbelowandnearthehorizontalcentrelineoftheturbine(seefigure1).Ifthisflooriscontinuousandfreefromopeningswhichwouldotherwiseallownoiseradiatedbelowtheturbineoperatingfloortoinfluencethenoisemeasuredatmicrophonelocations,avalidmeasureoftheturbinesetnoiseemissionmaybeobtainedbyuseofthisstandard.1.3Inthecasewheretheturbineoperatingfloorislocatedbelowandnearthehorizontalcenterlineoftheturbineset,butconsistsof:a)anopengratingconstruction,orb)asolidfloorwithopeningsneartotheboundaryoftheturbineset,orc)walkwaystypically1to2mwideofeithersolidorgratedconstruction,theturbineoperatingfloorcannotbeconsideredasareflectingplane.Inthiscasethereflectingplanewillbetheturbinesetfoundationfloor.Inthecaseofthecontinuousenvelopingmeasurementsurfacebeingboundedbyeithertheturbineoperatingfloorortheturbinefoundationfloor,alargecontributionfromthenoiseofancillaryandauxiliaryplantiocatedbelowtheturbineoperatingfloormaybeexpectedatthemicrophonemeasuringpositions.Inthiscasetheuseofthisstandardforthedeterminationofsoundpowerlevelsisnotvalid.Ifthisstandardistobeemployedforthepurposeofthecomparisonofthe1msoundlevelsofsimilarturbines,theturbineoperatingfloorshallbeusedastheboundingsurfaceforthecontinuousenvelopingmeasurementsurface.Thevalidityofcomparativemeasure-mentswilldependonthenoisepresentatthemeasurementpositionsduetoauxiliaryandancillaryplantanditwillbenecessarytodefineexactlythenumber,typeandlocationoftheseitems.ItispreferabletoestablishtheeffectauxiliaryandancillaryplantnoiseradiationwillhaveonthesoundlevelatthemicrophonelocationsbydeterminingthenoiseemissionoftheseitemsinaccordancewithISO3746,anddeterminingthepropagationofthisnoisetomicro-phonelocations.However,thisprocedureisbeyondthescopeofthisstandard.NOTE-Whenopeningsintheflooraresuitablyblockedduringthetestwithappropriatepanels(uppersideofpanelsshouldhavesamereflectivecharacteristicsastheturbineoperatingfloor),validmeasure-mentsarepermitted.1.4Inthecaseofturbinesetsmountedon,orpartiallysubmergedin,thefoundationfloor,whichmayalsobedefinedastheturbineoperatingfloor,avalidmeasureoftheturbinesetnoiseemissionmaybeobtainedbyuseofthisstandard.1.5Wherenoisecontroltreatmentssuchasenclosuresand/orscreensarefittedtotheturbineset,drivenequipmentandauxiliaries,thetype,locationandextentoftreatmentshallbereported.2MeasurementuncertaintyMeasurementsmadeinconformitywiththisstandardtendtoresultinstandarddeviationswhichareequaltoorlessthanthosegivenintable1.NOTES1Ifthemethodspecifiedinthisstandardisusedtocomparethesoundpowerlevelsofsimilarmachinesthatareomnidirectionalandradiatebroadbandnoise,theuncertaintyinthiscomparisontendstoresultinastandarddeviationwhichisequaltoorlessthan3dBprovidedthatthemeasurementsareperf
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20;27_040
【页数】:26P;A4
【正文语种】:英语
