ASTM D7606-11

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Designation: D7606 − 11
Standard Practice for
Sampling of High Pressure Hydrogen and Related Fuel Cell
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Feed Gases
This standard is issued under the fixed designation D7606; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope SAE J2799 70 MPa Compressed Hydrogen Surface Vehicle
Fuelling Connection Device and Optional Vehicle to
1.1 This practice describes a hydrogen quality sampling
Station Communications
apparatus (HQSA) and a procedure for the sampling of high
SAETIR J2719 Information Report of the Development of a
pressure hydrogen at fueling nozzles of 35 or 70 Mega Pascal
Hydrogen Quality Guideline for Fuel Cell Vehicles
(MPa) fueling stations.
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2.3 California Code of Regulations:
1.2 This practice does not include the analysis of the
California Code of Regulations Title 4, Division 9, Chapter
acquired sample. Applicable ASTM standards include but are
6, Article 8, Sections 4180 – 4181
not limited to test methods referenced in Section 2 of this
3. Terminology
practice.
3.1 Definitions:
1.3 This practice is not intended for sampling and measur-
3.1.1 absolute pressure—Pressure measured with reference
ing particulate matter in high pressure hydrogen. For proce-
to absolute zero pressure, usually expressed in MPa, mm Hg,
dures on sampling and measuring particulate matter seeASTM
or pound per square inch (psi).
D7650 and D7651.
3.1.2 contaminant—impurity that adversely affects the com-
1.4 The values stated in SI units are standard. The values
ponents within fuel cell or hydrogen storage systems
stated in inch-pounds are for information only.
3.1.3 gauge pressure—Pressure measured above ambient
1.5 This standard does not purport to address all of the
atmospheric pressure. Zero gauge pressure is equal to ambient
safety concerns, if any, associated with its use. It is the
atmospheric (barometric) pressure.
responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica- 3.1.4 gaseous fuel—Material to be tested, as sampled, with-
bility of regulatory limitations prior to use. out change of composition by drying or otherwise.
3.1.5 hydrogen quality sampling apparatus (HQSA)—an
2. Referenced Documents
apparatus used to collect hydrogen from a 35 or 70 MPa
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2.1 ASTM Standards:
hydrogen fueling nozzle (SAE J2600 and SAE J2799) into a
D7650 Test Method for Sampling of Particulate Matter in
sample container.
High Pressure Hydrogen used as a Gaseous Fuel with an
3.2 Definitions of Terms Specific to This Standard:
In-Stream Filter
3.2.1 high pressure hydrogen—For the purposes of this
D7651 Test Method for Gravimetric Measurement of Par-
practice, high pressure hydrogen is hydrogen defined as hydro-
ticulate Concentration of Hydrogen Fuel
gen pressurized to 35 or 70MPa.
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2.2 SAE Standards
SAE J2600 Compressed Hydrogen Surface Vehicle Refuel-
4. Summary of Practice
ing Connection Devices
4.1 This practice describes an apparatus and procedure for
the sampling of high pressure hydrogen from fueling nozzles
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This practice is under the jurisdiction of ASTM Committee D03 on Gaseous
conforming to SAE J2600 or SAE J2799. This practice is
Fuels and is the direct responsibility of Subcommittee D03.14 on Hydrogen and
intended as a guideline for ensuring collection of a represen-
Fuel Cells.
tative sample without introducing trace levels of contaminants.
Current edition approved March 1, 2011. Published April 2011. DOI: 10.1520/
Samples collected using this practice should be suitable for
D7606–11.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
trace analysis of contaminants, utilizing a variety of analytical
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
techniques.
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
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D7606 − 11
5. Significance and Use 6.2 HQSA Metal Support Plate ( 1, Fig. 1)—The HQSA
metal support plate is utilized to mitigate damage during
5.1 Hydrogen is delivered to fuel cell powered automotive
transportation and support the apparatus. The HQSA is firmly
vehicles and stationary appliances at pressures up to 87.5 MPa.
fixed to a metal support plate by tube s
...