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Composite Data Products by Date

The public technical analysis results from the Hydrogen Fuel Cell Electric Vehicle Learning Demonstration are generated in the form of composite data products (CDPs). The following CDPs, which are organized by date, are offered in both PowerPoint and JPEG formats. The CDPs are also organized by topic and number.

If these technical results are reproduced in your own documents or presentations, please provide appropriate reference to the U.S. Department of Energy's National Renewable Energy Laboratory.

Winter 2011

  • CDP #9, Fuel Cell Vehicle Safety Reports, 12/6/11: PowerPoint | JPG
  • CDP #14, Fueling Rates—350 and 700 bar, 1/10/12: PowerPoint | JPG
  • CDP #18, Hydrogen Fuel Cell Vehicle Refueling Rate Histogram, 12/7/11: PowerPoint | JPG
  • CDP #22, Vehicle Operating Hours Histogram, 12/13/11: PowerPoint | JPG
  • CDP #23, Vehicle Miles Traveled Histogram, 12/13/11: PowerPoint | JPG
  • CDP #24, Cumulative Vehicle Miles Traveled, 12/13/11: PowerPoint | JPG
  • CDP #25, Number of Vehicles Using Each Hydrogen Storage Technology, 12/13/11: PowerPoint | JPG
  • CDP #26, Cumulative Hydrogen Produced or Dispensed, 12/9/11: PowerPoint | JPG
  • CDP #29, Fueling Rates—Communication and Non-Communication Fills, 1/10/12: PowerPoint | JPG
  • CDP #31, Number of Learning Demo Refueling Stations, 12/9/11: PowerPoint | JPG
  • CDP #32, Methods of Producing Hydrogen from Learning Demo Refueling Stations, 12/9/11: PowerPoint | JPG
  • CDP #36, Type of Infrastructure Safety Report by Quarter, 12/15/11: PowerPoint | JPG
  • CDP #38, Refueling Times, 12/7/11: PowerPoint | JPG
  • CDP #39, Refueling Amounts, 12/7/11: PowerPoint | JPG
  • CDP #40, H2 Tank Level at Refueling, 12/13/11: PowerPoint | JPG
  • CDP #42, Refueling by Time of Day, 12/13/11: PowerPoint | JPG
  • CDP #43, Refueling by Day of Week, 12/13/11: PowerPoint | JPG
  • CDP #44, Driving Start Time—Day, 12/6/11: PowerPoint | JPG
  • CDP #45, Driving by Day of Week, 12/6/11: PowerPoint | JPG
  • CDP #52, Refueling Data by Year, 1/10/12: PowerPoint | JPG
  • CDP #80, Miles Between Refuelings, 12/13/11: PowerPoint | JPG
  • CDP #81, Average Trip Speed, 12/6/11: PowerPoint | JPG
  • CDP #82, Daily FC Operation Hours in Automotive Application, 12/15/11: PowerPoint | JPG
  • CDP #83, Hydrogen Dispensed by Day of Week, 12/15/11: PowerPoint | JPG
  • CDP #84, Effect of Average Trip Speed on Fuel Economy, 12/6/11: PowerPoint | JPG
  • CDP #85, Effect of Average Trip Length on Fuel Economy, 12/6/11: PowerPoint | JPG
  • CDP #86, Fuel Cell Stack Operation Hours—2010plus, 12/15/11: PowerPoint | JPG
  • CDP #87, Fuel Cell Stacks Projected Hours to 10% Voltage Degradation with Two Fits, 1/10/12: PowerPoint | JPG
  • CDP #88, Comparison of Fuel Cell Operation Hours and Projected Hours to 10% Voltage Degradation, 1/10/12: PowerPoint | JPG
  • CDP #89, Fuel Cell Stack Durability as a Function of Voltage Drop, 12/15/11: PowerPoint | JPG
  • CDP #90, Max Fuel Cell Stack Power Degradation Over Operation—2010plus, 1/10/12: PowerPoint | JPG
  • CDP #91, Station Capacity Utilization—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #92, Station Usage (fills per day)—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #93, Hydrogen Equipment Footprint—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #94, Infrastructure Maintenance by Category—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #95, Infrastructure Maintenance by Quarter—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #96, Infrastructure Maintenance Labor Hours—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #97, Infrastructure Reliability Growth—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #98, Infrastructure MTBF (based on Calendar Days of Operation)—2010plus, 1/18/12: PowerPoint | JPG
  • CDP #99, Infrastructure Mean Time between Scheduled Maintenance—2010plus, 1/18/12: PowerPoint | JPG

Spring 2010

  • CDP #1, Fuel Cell Stack Hours Accumulated and Projected Hours to 10% Stack Voltage Degradation, 3/23/10: PowerPoint | JPG
  • CDP #2, Fuel Cell Vehicle Range, 3/10/10: PowerPoint | JPG
  • CDP #6, Fuel Cell Vehicle Fuel Economy, 3/10/10: PowerPoint | JPG
  • CDP #7, Fuel Cell Voltage, 3/9/10: PowerPoint | JPG
  • CDP #13, On-Site Hydrogen Production Efficiency, 3/9/10: PowerPoint | JPG
  • CDP #15, H2 Production Cost vs. Process, 1/19/10: PowerPoint | JPG
  • CDP #16, Fuel Cell Stack Trips Per Hour Histogram, 3/9/10: PowerPoint | JPG
  • CDP #17, Statistics of Trips/Hour vs. Operating Hour, 3/9/10: PowerPoint | JPG
  • CDP #19, Time Between Trips & Ambient Temperature, 3/9/10: PowerPoint | JPG
  • CDP #20, Infrastructure Safety Reports, 3/11/10: PowerPoint | JPG
  • CDP #21, Range of Ambient Temperature During Vehicle Operation, 3/9/10: PowerPoint | JPG
  • CDP #27, Hydrogen Quality Index Scatter Plot, 3/10/10: PowerPoint | JPG
  • CDP #28, Hydrogen Fuel Constituents, 3/10/10: PowerPoint | JPG
  • CDP #28_Ammonia, Ammonia in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_Argon, Argon in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_ArN2, ArN2 in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_calcTotalImp, Total Impurities in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_CO, CO in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_CO2, CO2 in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_Formaldehyde, Formaldehyde in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_FormicAcid, Formic Acid in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_Helium, Helium in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_H2O, H20 in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_MaxPartSize, Max Particulate Size in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_Nitrogen, Nitrogen in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_N2_He_Ar, N2_He_Ar in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_Oxygen, Oxygen in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_PartConc, Particulate Concentration in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_TotalHalogenates, Total Halogenates in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_TotalHC, Total HydroCarbons in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #28_TotalSulfur, Total Sulfur in Hydrogen, 3/10/10: PowerPoint | JPG
  • CDP #30, Hydrogen Refueling Infrastructure Maintenance, 3/10/10: PowerPoint | JPG
  • CDP #33, Percentage of Theoretical Driving Range Between Refuelings, 3/23/10: PowerPoint | JPG
  • CDP #34, Effective Fuel Cell Vehicle Range, 3/10/10: PowerPoint | JPG
  • CDP #35, Average Refuelings Between Infrastructure Safety Reports, 3/23/10: PowerPoint | JPG
  • CDP #37, Primary Factors of Infrastructure Safety Reports, 3/11/10: PowerPoint | JPG
  • CDP #41, Refueling Tank Levels—Medians, 3/9/10: PowerPoint | JPG
  • CDP #46, Fuel Cell System Operating Powers, 3/9/10: PowerPoint | JPG
  • CDP #47, Trip Length, 3/9/10: PowerPoint | JPG
  • CDP #49, Primary Factors Affecting Learning Demo Team Fuel Cell Degradation, 3/9/10: PowerPoint | JPG
  • CDP #50, Refueling by Time of Night, 3/9/10: PowerPoint | JPG
  • CDP #51, Driving Start Time—Night, 3/9/10: PowerPoint | JPG
  • CDP #53, Fuel Cell System Energy within Power Levels, 3/11/10: PowerPoint | JPG
  • CDP #54, Time Between Trips, 3/9/10: PowerPoint | JPG
  • CDP #55, Fuel Cell System Energy, 3/9/10: PowerPoint | JPG
  • CDP #56, Daily Driving Distance, 3/9/10: PowerPoint | JPG
  • CDP #60, On-Site Hydrogen Production Efficiency vs. Capacity Utilization, 3/9/10: PowerPoint | JPG
  • CDP #61, Refueling Station Compressor Efficiency, 3/11/10: PowerPoint | JPG
  • CDP #62, Learning Demonstration Vehicle Green House Gas Emissions, 3/8/10: PowerPoint | JPG
  • CDP #63, Hydrogen Fueling Station Maintenance by System, 3/10/10: PowerPoint | JPG
  • CDP #64, Fuel Cell Vehicle Maintenance by System, 3/10/10: PowerPoint | JPG
  • CDP #65, Percent Idle in Trip with Comparison to Standard Drive Cycles, 3/9/10: PowerPoint | JPG
  • CDP #66, Fuel Cell Vehicle Speed with Comparison to Standard Drive Cycles, 3/9/10: PowerPoint | JPG
  • CDP #67, Fuel Cell Stack Operation Hours, 3/23/10: PowerPoint | JPG
  • CDP #68, Power Drop During Fuel Cell Stack Operation Period, 3/23/10: PowerPoint | JPG
  • CDP #69, Max Fuel Cell Power Degradation—Gen 1, 3/23/10: PowerPoint | JPG
  • CDP #70, Max Fuel Cell Power Degradation—Gen 2, 3/23/10: PowerPoint | JPG
  • CDP #71, Projected Hours to OEM Low Power Operation Limit, 3/23/10: PowerPoint | JPG
  • CDP #72, Difference Between Tank and Ambient Temperature Prior to Refueling, 3/11/10: PowerPoint | JPG
  • CDP #73, Fuel Cell Stack Projected Hours as a Function of Voltage Drop, 3/23/10: PowerPoint | JPG
  • CDP #74, Fuel Cell Transient Cycle Count per Mile and per Minute, 3/22/10: PowerPoint | JPG
  • CDP #75, Fuel Cell Transient Voltage and Time Change, 3/22/10: PowerPoint | JPG
  • CDP #76, Fuel Cell Transient Rate by Cycle Category, 3/22/10: PowerPoint | JPG
  • CDP #77, Fuel Cell Transient Voltage Changes by Cycle Category, 3/22/10: PowerPoint | JPG
  • CDP #78, Fuel Cell Transient Cycles Outside of Specified Voltage Levels, 3/22/10: PowerPoint | JPG
  • CDP #79, Percentage of Trip Time at Steady State, 3/22/10: PowerPoint | JPG

Fall 2009

  • CDP #3, Fuel Cell System Power Density, Including Hydrogen Storage, 9/8/09: PowerPoint | JPG
  • CDP #4, Fuel Cell System Specific Power, Including Hydrogen Storage, 8/28/09: PowerPoint | JPG
  • CDP #5, Fuel Cell Start Times from Sub-Freezing Soak Conditions, 9/8/09: PowerPoint | JPG
  • CDP #8, Fuel Cell System Efficiency, 9/2/09: PowerPoint | JPG

Fall 2008

  • CDP #10, Hydrogen Storage Weight % Hydrogen, 8/19/08: PowerPoint | JPG
  • CDP #11, Hydrogen Storage Volumetric Capacity, 8/19/08: PowerPoint | JPG
  • CDP #12, Vehicle Hydrogen Tank Cycle Life, 9/17/08: PowerPoint | JPG
  • CDP #57, H2 Storage System Mass and Volume Breakdown, 8/19/08: PowerPoint | JPG
  • CDP #58, Fuel Cell System Power Density, 9/17/08: PowerPoint | JPG
  • CDP #59, Fuel Cell System Specific Power, 9/17/08: PowerPoint | JPG

Spring 2008

  • CDP #48, Primary Factors Affecting Learning Demo Fleet Fuel Cell Degradation, 2/21/08: PowerPoint | JPG