Gas leakage detection and fail-safe control method for gas-fueled internal combustion engine and apparatus for implementing the same

• Main Authors: Maekawa, Masahiro, Aki, Takahiro, Igarashi, Kohei, Matsuoka, Hiroki
• Format: Patent
• Language: English
• Published: 22.10.2002

1. Field of the Invention A method and apparatus is provided that can detect even small amounts of gas leakage and can perform a proper fail-safe operation when gas leakage is detected. When an engine is stopped and a gas shut-off valve is closed, the amount of decrease of gas pressure is calculated...