【英文标准名称】:Solidbiofuels-Determinationofcalorificvalue
【原文标准名称】:固体生物燃料.发热量的测定
【标准号】:BSEN14918-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2010-03-31
【实施或试行日期】:2010-03-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:生物燃料;生物量;弹式热量计;热值;弹式量热计;热量计;定义;燃料;材料试验;数学计算;测量;测量技术;试样;固体燃料;试样制备;试验报告;试验
【英文主题词】:Biofuels;Biomass;Bombcalorimeters;Calorificvalue;Calorificvalues;Calorimeterbombs;Calorimeters;Definitions;Fuels;Materialstesting;Mathematicalcalculations;Measurement;Measuringtechniques;Samples;Solidfuels;Specimenpreparation;Testreports;Testing
【摘要】:ThisEuropeanStandardspecifiesamethodforthedeterminationofthegrosscalorificvalueofasolidbiofuelatconstantvolumeandatthereferencetemperature25°Cinabombcalorimetercalibratedbycombustionofcertifiedbenzoicacid.Theresultobtainedisthegrosscalorificvalueoftheanalysissampleatconstantvolumewithallthewaterofthecombustionproductsasliquidwater.Inpractice,biofuelsareburnedatconstant(atmospheric)pressureandthewateriseithernotcondensed(removedasvapourwiththefluegases)orcondensed.Underbothconditions,theoperativeheatofcombustiontobeusedisthenetcalorificvalueofthefuelatconstantpressure.Thenetcalorificvalueatconstantvolumemayalsobeused;formulaearegivenforcalculatingbothvalues.Generalprinciplesandproceduresforthecalibrationsandthebiofuelexperimentsarepresentedinthemaintext,whereasthosepertainingtotheuseofaparticulartypeofcalorimetricinstrumentaredescribedinAnnexesAtoC.AnnexDcontainschecklistsforperformingcalibrationandfuelexperimentsusingspecifiedtypesofcalorimeters.AnnexEgivesexamplestoillustratesomeofthecalculations.
【中国标准分类号】:D20
【国际标准分类号】:75_160_10
【页数】:64P.;A4
【正文语种】:英语


【英文标准名称】:Cryogenicvessels-Pumpsforcryogenicservice
【原文标准名称】:低温容器.低温设备用泵
【标准号】:BSEN13275-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-08-15
【实施或试行日期】:2000-08-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:性能试验;压力容器;低温;定型试验;流体设备;氧;泵;冷却设备;设计;致冷液;低温学;低温设备
【英文主题词】:Acceptanceinspection;Accessories;Containers;Coolingequipment;Cryogenic;Cryogenicequipment;Cryogenicvessels;Cryogenics;Deepcooling;Definition;Definitions;Fluids;Freezers;Lowtemperatures;Marking;Materials;Operatingconditions;Properties;Pumps;Specification(approval);Testing
【摘要】:Thisstandardspecifiestheminimumrequirementsforthedesign,manufactureandtestingofpumpsforcryogenicservice(i.e.forcryogenicfluids,seeEN1251-1).Thisstandardcoverscentrifugalpumps.Howevertheprinciplesmaybeappliedtoothertypesofpumps(e.g.reciprocating).Thisstandardalsogivesguidanceonthedesignofinstallations(seeannexA).Itdoesnotspecifyrequirementsonoperationormaintenance.
【中国标准分类号】:A82
【国际标准分类号】:23_020_40;23_080
【页数】:20P.;A4
【正文语种】:英语