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Contains data on the heats of fusion and vaporization for water, heat capacities of air and water, and gas constants.
Basic Hydrogen PropertiesDownload the information in Excel format: PropertiesValueUnitsAuto ignition temperature500°C 932°FBoiling point (1 atm)-252.9°C -423.2°FDensity NTP 0.08375kg/m³ 0.005229lb/ft³Diffusion…
Contains captive, on-purpose, hydrogen production capacities at individual refineries as of January 1 from 2007 through 2022.  Data were obtained from the Energy Information Administration's June 21, 2022 Refinery Capacity Report.
PropertyUnitsHydrogenMethanePropaneMethanolEthanolGasolineChemical Formula H2CH4C3H8CH3OHC2H5OHCxHy (x = 4 - 12)Molecular Weight [a, b] 2.0216.0444.132.0446.07100 - 105Density, NTP [3, a, c]kg/m³0.08380.6681.87791789751 lb/ft³0.…
Contains a comparison of the amount of fuel necessary to provide the same energy unit based on the lower heating values.
Feedstock and utility price projections from the EIA.
The following document lists the number of fuel cell deployments (shipped and on-order) for applications in material handling equipment (MHE), and the major companies that have purchased and operate fuel cell powered lift trucks as of 5/23/18.…
Explains the reactions, electrolyte material, applications, and other information about the various types of fuel cells.
A limited number of Fuel cell electric vehicles (FCEVs) are commercially available as of 2019.  These include:Honda ClarityHyundai NexoToyota Mirai For additional information about these vehicles, visit the Alternative Fuels Data…
Hydrogen Compressibility at different temperatures and pressures.
Hydrogen Density at different temperatures and pressures.
Hydrogen Enthalpy at different temperatures and pressures.
Hydrogen Entropy at different temperatures and pressures.
Entropy (SI).xls (120.5 KB)
Presents hydrogen fuel specifications currently prescribed by the State of California.Updated July, 2019.
Hydrogen mass and volume conversion factors at common temperatures and pressures. Data from NIST.
Contains information on the lengths of hydrogen pipeline in the U.S., Europe, and the rest of the world by location and ownership.
Contains energy inputs, energy outputs, and overall conversion efficiencies for various hydrogen production processes.
Hydrogen Specific Heat at different temperatures and pressures.
DOE/EERE's database that aims to collect and disseminate materials data and accelerate advanced materials R&D.Visit:
Hydrogen Thermal Conductivity at different temperatures and pressures.
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