ASTM_D_7651_-_10.pdf

Designation:D765110Standard Test Method forGravimetric Measurement of Particulate Concentration ofHydrogen Fuel1This standard is issued under the fixed designation D7651;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This test method is primarily intended for gravimetricdetermination of particulates in hydrogen intended as a fuel forfuel cell or internal combustion engine powered vehicles.Thistest method describes operating and quality control proceduresrequired to obtain data of known quality satisfying the require-ments of SAE J2719 and the California Code of Regulations,Title 4,Division 9,Chapter 6,Article 8,Sections 4180 4181.The levels of precision and accuracy stated.This test methodcan be applied to other gaseous samples requiring determina-tion of particulates provided the users data quality objectivesare satisfied.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D7650 Test Method for Test Method for Sampling of Par-ticulate Matter in High Pressure Hydrogen used as aGaseous Fuel with an In-Stream Filter2.2 SAE Standards:3SAE J2719 Hydrogen Quality Guideline for Fuel CellVehicles,April 2008SAE J2600 Compressed Hydrogen Surface Vehicle Refuel-ing Connection Devices2.3 Other Standards:California Code of Regulations,Title 4,Division 9,Chapter6,Article 8,Sections 4180 41814ISO 14687 Hydrogen fuel-Product specification-Part 1:All applications except proton exchange membrane(PEM)fuel cell for road vehicles53.Terminology3.1 Acronyms:3.1.1 FCVHydrogen Fuel Cell Vehicle3.1.2 PSAParticulate sampling adapter for sampling par-ticulate in hydrogen fuel.3.1.3 PEMPolymer Electrolyte Membrane,also calledProton Exchange Membrane3.1.4 SAESociety of Automotive Engineering3.2 Definitions:3.2.1 contaminantimpurity that adversely affects the com-ponents within the fuel cell system or the hydrogen storagesystem3.2.2 densityMass per unit of volume of the fuel gas or airbeing considered.3.2.3 fuel cell hydrogenhydrogen satisfying the specifica-tions in SAE J2719.3.2.4 weight monitoring filter,WMFThis filter is putinside the glove box(7.3)with balance(7.1)and not removedfrom the glove box(7.3).The weight of this filter is alwaysmeasured before and after each measurement event.3.3 SAE J2719Informational Report on the developmentof a hydrogen quality guideline for fuel cell vehicles.Thisreport specifies PEM FCV hydrogen fuel quality from thefueling nozzle.1This test method is under the jurisdiction ofASTM Committee D03 on GaseousFuels and is the direct responsibility of Subcommittee D03.14 on Hydrogen andFuel Cells.Current edition approved July 1,2010.Published August 2010.DOI:10.1520/D765110.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from SAE International(SAE),400 Commonwealth Dr.,Warrendale,PA 15096-0001,http:/www.sae.org.4Available from Office of Administrative Law 300 Capitol Mall,Suite 1250Sacramento,CA 95814-43395Available from International Organization for Standardization(ISO),1,ch.dela Voie-Creuse,Case postale 56,CH-1211,Geneva 20,Switzerland,http:/www.iso.ch.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.4 SAE J2600 Compressed Hydrogen Surface Vehicle Re-fueling Connection DevicesThis document specifies the de-sign requirements for nozzles and receptacles used in highpressure hydrogen applications such as delivery from a fuelingstation to a FCV4.Summary of Test Method4.1 This procedure is for the weight determination of filtersbefore and after collection of particulates contained withinhydrogen fuel or other gaseous streams at fueling stationdispenser nozzles(Test Method D7650,SAE J2600)or othergaseous fuel delivery system dispenser interfaces.The particu-late concentration is determined by dividing the particulateweight,which is the difference of filter weights before and aftersampling,by the total volume of hydrogen or other gaseousfuel passing through a filter.Every precaution should be takento avoid contamination of particulates 10 m or larger onto thefilter coming from the PSA,the analytical system,ambient air,filter handling or other environmental sources.5.Significance and Use5.1 Low operating temperature