Final Report of a 1991 Ford F150 Pickup Frontal Impact CNG Fuel Tank Integrity

摘要

A gasoline-powered vehicle was converted to operate as a dual fueled(gasoline/CNG) vehicle. The conversion met the minimum standards of National Fire Protection Association Procedure Number 52 (NFPA 52). The purpose of this test was to evaluate the suitability of NFPA 52 for ensuring adequate safety in vehicles converted to CNG after first sale. This 48 kph frontal barrier impact test was conducted at the Transportation Research Center Inc. on July 11, 1994. The subject vehicle, a 1991 Ford F-150 pickup, VIN 1FTDF15Y8MLA77319, was tested according to the frontal barrier impact test procedures prescribed in FMVSS 303. The actual impact speed was 48.3 kph. In the hour following the impact, a pressure increase of 44 kPa was recorded, which is well within the requirements specified in FMVSS 303 for OEM vehicles.