【英文标准名称】:Acoustics-Measurementofsoundinsulationinbuildingsandofbuildingelements-Part14:Guidelinesforspecialsituationsinthefield
【原文标准名称】:声学.建筑物和建筑构件的隔声测量.第14部分:试验场中特殊情况指南
【标准号】:ISO140-14-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-08
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:噪声控制;测量仪器;元部件;定义;规范(验收);顶棚;现场试验;吸声表面;侧向传输;隔音;声级;试验;声学;数学计算;声学试验;测量;建筑;测量技术;建筑物;频率范围;材料试验;空气声隔绝(隔声);混响时间;封闭式试验室;声学工程;测量频率;声场;隔声;窗;门窗玻璃;试验台;结构体系;声学试验室;空气(载)声;音域测量;房屋;测定;声学性质和声学现象;墙;门;冲击声隔绝;建筑声学;声学测量;楼板;结构构件;声压级
【英文主题词】:Acousticengineering;Acousticmeasurement;Acousticpropertiesandphenomena;Acoustictesting;Acoustictestingrooms;Acoustics;Airbornesound;Airbornesoundinsulation;Buildingacoustics;Buildings;Ceilings;Closedtestrooms;Components;Construction;Definitions;Determination;Doors;Fieldmeasurement;Fieldtesting;Flankingtransmission;Floors;Frequencyranges;Glazing;Impactsoundinsulation;Materialstesting;Mathematicalcalculations;Measurement;Measuringfrequencies;Measuringinstruments;Measuringtechniques;Noisecontrol(acoustic);Reverberationtime;Rooms;Soundabsorbentsurface;Soundfields;Soundinsulation;Soundlevels;Soundpressurelevel;Soundproofing;Specification(approval);Structuralmembers;Structuralsystems;Testbenches;Testing;Walls;Windows
【摘要】:ThispartofISO140concernsfieldmeasurementsofairbornesoundinsulationandimpactsoundinsulation,andistobeusedasasupplementtoISO140-4andISO140-7.ItcontainsguidelinesonsoundinsulationmeasurementsinspecialsituationsinthefieldnotdirectlycoveredbyISO140-4andISO140-7.NOTEThebasicstandardsISO140-4andISO140-7specifythemeasurementprocedureindetailunderidealconditions,butgiveonlylittleinformationonhowtoestablishasuitablemeasurementset-upinroomsdifferingfromsimplebox-shapedroomsofnormallivingroomsize.Whenitcomestoverylargerooms,longandnarrowrooms,staircases,coupledrooms,etc.,noguidanceisgiveninthebasicstandards,whichiswhytheguidelinesinthispartofISO140havebeenprepared.Useoftheguidelineswillcontributetoimprovementinthereproducibilityofbuildingacousticsfieldmeasurementsand,furthermore,facilitatetheperformanceofmeasurementsbyavoidingtime-consumingconsiderationsinactualmeasurementsituations.ThispartofISO140isprimarilyapplicabletomeasurementsinroomsindwellings,schools,hotels,etc.,withvolumeslessthan250m3.ItisnotmandatorytousetheseguidelinesinconnectionwithmeasurementsaccordingtoISO140-4andISO140-7unlessthisisstatedelsewhere.
【中国标准分类号】:P31
【国际标准分类号】:91_120_20
【页数】:31P;A4
【正文语种】:英语


【英文标准名称】:RecommendedPracticeforInstallingGeneratorSets
【原文标准名称】:安装发电机设备用操作规程建议
【标准号】:ANSI/NECA404-2006
【标准状态】:现行
【国别】:美国
【发布日期】:
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:NECA
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;发电机;安装说明;旋转电机
【英文主题词】:Electricalengineering;Generators;Instructionsofinstallation;Rotatingelectricmachines
【摘要】:Thisstandarddescribestheproceduresforinstallingandmaintaininggeneratorsets.
【中国标准分类号】:K20
【国际标准分类号】:91_140_50
【页数】:
【正文语种】:英语