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NGVTF Publications

This page contains the Natural Gas Vehicle Technology Forum's technical reports, fact sheets, and program documents, organized by year of publication. Press Ctrl+F and enter key words to search for documents that address specific subjects of interest. To view related presentations, visit the Natural Gas Vehicle Technology Forum meetings page.

Some of the following documents are available as Adobe Acrobat PDFs. Download Acrobat Reader.

2006|2005|2004|2003|2002|2001|2000

2006

Natural Gas Engine Development
Report: (PDF 982 KB)
Source: National Renewable Energy Laboratory (November 2006)

Development of a Cummins Westport SI-EGR Natural Gas Engine at 0.2g/bhp-hr
Report: (PDF 768 KB)
Source: National Renewable Energy Laboratory (October 2006)

US10 Capable Prototype Volvo MG11 Natural Gas Engine Development: Final Report
Report: (PDF 1.5 MB)
Source: National Renewable Energy Laboratory (October 2006)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 129 KB)
Source: Clean Vehicle Education Foundation (June 2006)

Washington Metropolitan Area Transit Authority: Compressed Natural Gas Transit Bus Evaluation
Report: (PDF 1.6 MB)
Source: National Renewable Energy Laboratory (April 2006)

Natural Gas Engine Development
Report: (PDF 938 KB)
Source: National Renewable Energy Laboratory (March 2006)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 135 KB)
Source: Clean Vehicle Education Foundation (March 2006)

Ten Years of Compressed Natural Gas (CNG) Operations at SunLine Transit Agency: April 2003 - December 2004
Report: (PDF 1.7 MB)
Source: National Renewable Energy Laboratory (January 2006)

2005

Emission Testing of Washington Metropolitan Area Transit Authority (WMATA) Natural Gas and Diesel Transit Buses
Report: (PDF 1.3 MB)
Source: National Renewable Energy Laboratory (December 2005)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 180 KB)
Source: Clean Vehicle Education Foundation (December 2005)

Development and Demonstration of Hydrogen and Compressed Natural Gas (H/CNG) Blend Transit Buses
Report: (PDF 833 KB)
Source: National Renewable Energy Laboratory. (November 2005)

Heavy-Duty Waste Hauler with Chemically Correct Natural Gas Engine Diluted with EGR and Using a Three-Way Catalyst
Report: (PDF 964 KB)
Source: Subcontractor report by Mack Trucks, Inc., and the Southwest Research Institute for the National Renewable Energy Laboratory. (September 2005)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 144 KB)
Source: Clean Vehicle Education Foundation (September 2005)

Strategy for the Integration of Hydrogen as a Vehicle Fuel into the Existing Natural Gas Vehicle Fueling Infrastructure of the Interstate Clean Transportation Corridor Project
Report: (PDF 846 KB)
Source: Subcontractor report by Gladstein, Neandross & Associates for the National Renewable Energy Laboratory. (September 2005)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 137 KB)
Source: Clean Vehicle Education Foundation (June 2005)

Assisting Transit Agencies with Natural Gas Bus Technologies
Fact Sheet: (PDF 366 KB)
Source: National Renewable Energy Laboratory. (April 2005)

Evaluating the Safety of a Natural Gas Home Refueling Appliance
Fact Sheet: (PDF 367 KB)
Source: National Renewable Energy Laboratory. (April 2005)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 140 KB)
Source: Clean Vehicle Education Foundation (March 2005)

Safety Evaluation of the FuelMaker Home Refueling Concept: Final Report
Report: (PDF 2.8 MB)
Source: National Renewable Energy Laboratory. (February 2005)

2004

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 129 KB)
Source: Clean Vehicle Education Foundation (December 2004)

Development of the High-Pressure Direct-Injection ISX G Natural Gas Engine
Fact Sheet: (PDF 618 KB)
Source: National Renewable Energy Laboratory. (August 2004)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 164 KB)
Source: Clean Vehicle Education Foundation (August 2004)

Norcal Prototype LNG Truck Fleet: Final Results
Report: (PDF 1.6 MB)
Data Report: (PDF 812 KB)
Source: National Renewable Energy Laboratory. (July 2004)

Development of the High-Pressure Direct-Injected, Ultra Low-NOx Natural Gas Engine
Report: (PDF 1.8 MB)
Source: National Renewable Energy Laboratory. (May 2004)

TUG (Transit Users Group) Tidbits
Newsletter: (PDF 111 KB)
Source: Clean Vehicle Education Foundation (May 2004)

Heavy Vehicle and Engine Resource Guide
Report: (PDF 995 KB)
Source: National Renewable Energy Laboratory. (March 2004)

Demonstration of a Low-NOx Heavy-Duty Natural Gas Engine
Fact Sheet: (PDF 465 KB)
Source: National Renewable Energy Laboratory. (February 2004)

City of Los Angeles Bureau of Sanitation Advanced Technology Vehicles in Service: LNG Heavy-Duty Trucks
Fact Sheet: (PDF 353 KB)
Source: National Renewable Energy Laboratory. (February 2004)

2003

Develop Technologies for Next Generation Natural Gas Vehicle Class 306 CNG Engines
Fact Sheet: (PDF 282 KB)
Source: South Coast Air Quality Management District. (November 2003)

Upgraded B Gas Plus Engine for Operation with Hydrogen Blended Natural Gas Fuel
Fact Sheet: (PDF 107 KB)
Source: Westport Innovations, Inc. (October 2003)

The Next Generation Natural Gas Vehicle Activity
Fact Sheet: (PDF 453 KB)
Source: National Renewable Energy Laboratory. (September 2003)

Performance and Economics of Catalytic Glow Plugs and Shields in Direct Injection Natural Gas Engines for the Next Generation Natural Gas Vehicle Program
Report: (PDF 988 KB)
Source: Subcontractor report by TIAX, LLC for the National Renewable Energy Laboratory. (August 2003)

NGNGV Program, Phase I: Clean Air Partners 0.5 g/hp-h NOx Engine Concept, Final Report
Report: (PDF 607 KB)
Source: Subcontractor report by Clean Air Partners, Inc. for the National Renewable Energy Laboratory. (July 2003)

Evaluating the Emission Reduction Benefits of WMATA Natural Gas Buses
Fact Sheet: (PDF 471 KB)
Source: National Renewable Energy Laboratory. (June 2003)

On-Road Development of the C-Gas Plus Engine in Heavy-Duty Vehicles
Fact Sheet: (PDF 575 KB)
Source: National Renewable Energy Laboratory. (June 2003)

An Emission and Performance Comparison of the Natural Gas C-Gas Plus Engine in Heavy-Duty Trucks
Report: (PDF 813 KB)
Source: Subcontractor report by Cummins, Inc. for the National Renewable Energy Laboratory. (April 2003)

2002

Develop Low-NOx 6.0L Natural Gas Engine and Chassis
Fact Sheet: (PDF 207 KB)
Source: South Coast Air Quality Management District. (December 2002)

UPS CNG Truck Fleet: Final Results
Report: (PDF 1.3 MB)
Source: U.S. Department of Energy/National Renewable Energy Laboratory Truck Evaluation Project. (August 2002)

What's New with the NGNGV Program?
Newsletter: (PDF 58 KB)
Source: National Renewable Energy Laboratory. (June 2002)

The Next Generation Natural Gas Vehicle Program
Fact Sheet: (PDF 272 KB)
Source: National Renewable Energy Laboratory. (May 2002)

Development of a Throttleless Natural Gas Engine
Report: (PDF 1.6 MB)
Source: Subcontractor report by Southwest Research Institute for the National Renewable Energy Laboratory. (February 2002)

2001

Heavy Vehicle and Engine Resource Guide
Report: (PDF 194 KB)
Source: National Renewable Energy Laboratory. (December 2001)

On-Road Development of John Deere 6081 Natural Gas Engine
Report: (PDF 1.2 MB)
Source: Subcontractor report by Deere & Company for the National Renewable Energy Laboratory. (September 2001)

2000

The Next Generation Natural Gas Vehicle Program
Brochure: (PDF 273 KB)
Source: National Renewable Energy Laboratory (November 2000)

Development of the Next Generation Medium-Duty Natural Gas Engine
Report: (PDF 3.6 MB)
Source: Subcontractor report by the Southwest Research Institute for the National Renewable Energy Laboratory. (February 2000)

Ignition Assist Systems for Direct-Injected, Diesel Cycle, Medium-Duty Alternative Fuel Engines
Report: (PDF 7.8 MB)
Source: Subcontractor report by Caterpillar, Inc. for the National Renewable Energy Laboratory. (February 2000)

Development of a Direct-Injected Natural Gas Engine System for Heavy-duty Vehicles, Final Report Phase 1
Report: (PDF 14.8 MB)
Source: Subcontractor report by Caterpillar, Inc. for the National Renewable Energy Laboratory. (February 2000)

Development of a Direct-injected Natural Gas Engine System for Heavy-duty Vehicles, Final Report Phase 2
Report: (PDF 2.9 MB)
Source: Subcontractor report by Caterpillar, Inc. for the National Renewable Energy Laboratory. (February 2000)

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