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Hydrogen Testing Services

Sionys provides state of the art testing and verification of hydrogen refueling stations and dispensing systems for light-duty on-road hydrogen fuel cell electric vehicles (FCEV) including but not limited to:

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Station Attestation

On-Site Attestation Services for Fueling Protocols Using ANSI/CSA HGV 4.3 Approved Dispenser Test Procedures

  • The Hydrogen Dispenser Testing Apparatus (HDTA) is a trailer-based mobile test platform for verification of the performance of compressed hydrogen fuel dispensers to SAE J2601
  • Provides assurance that the delivery of fuel will not compromise the safety and integrity of the vehicle fuel storage system and the dispenser meets targets for:
  • Dispenser fueling speed | Over temperature
  • Over pressure | Over density
  • Certificate of Attestation is supplied to the station owner
  • Full detailed performance report for all the different fueling conditions is also supplied for reference to the station owner to support annual performance re-testing and repair re-testing
  • Can test to any fill protocols including SAE J2601
  • Control system and tanks can support multiple vehicle fuelings (back-to-back) scenarios
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Dispenser Metrology

On-Site Service Offering Qualification of Dispenser Accuracy Using National Institute of Standards and Technology (NIST) HB44 Approved Procedures

The Weights and Measures Device (WAMD) is a truck-based mobile test platform for verification of fuel delivery accuracy for the commercial sale of hydrogen at retail locations

  • Provides assurance that the actual delivery of the measured fuel reflects value indicated at point of sale
  • Enables the retail sale of hydrogen after witnessed tests by authority having jurisdiction (AHJ)
  • Technicians certified as California Department of Food and Agriculture (CDFA) Division of Measurement Standards (DMS) Registered Service Agent (RSA) for weights and measures
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Hydrogen Fuel Quality

On-Site Service Offering Collection and Testing of Hydrogen Fuel Quality to SAE TIR J2719 Purity Standard

  • The sampling is a truck based mobile sampling rig capable of taking both gas and particulate samples for purity testing per SAE TIR J2719
  • Full lab certified report showing test results for impurities
  • Turnaround time from sampling date to reporting is typically 7-10 business days
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Contact Us

Sionys

23 Corporate Plaza Dr.
Suite #150
Newport Beach, CA 92660

Phone 949-288-6511

Fax 949-629-6677