Page 76 - ESP Participant Guide_Neat

Module 9: LNG Fueling and Defueling

Lesson 9.2: LNG Defueling

Vent-to- ▪ Gas is vented from the vehicle’s
Atmosphere onboard fuel storage tanks directly to
the atmosphere

Liquid Transfer to ▪ LNG is transferred from the vehicle’s onboard storage tank to another LNG tank
LNG Tank ▪ LNG can transition to gas
▪ Possible to recover some amount of liquid

NGV Essentials and Safety Practices © 2019 NGVi All Rights Reserved Page 9-4