Unknow

原文（中文）

The invention relates to a return system () for returning recirculated propulsion liquefied petroleum gas, in particular, recirculated propulsion liquefied petroleum gas of a main engine () and/or auxiliary engine () of a ship (). According to the invention, it is proposed that the return system () comprises a recovery device (), wherein the recovery device () is connected by a supply line () to a main engine () or an auxiliary engine () in a fluid-conducting manner and comprises a cooling device () which is configured to cool the recirculation flow () supplied by the main engine () and/or the auxiliary engine (), a gas supply system (), which is configured to supply propulsion liquefied petroleum gas to the main engine () or the auxiliary engine (), wherein the gas supply system () is connected to the recovery device () via a recirculation line () in a in a fluid-conducting manner and wherein a control valve () is assigned to the recirculation line () for setting a fluid flow through the recirculation line (), and a recirculation tank (), which is connected via an inlet line () is connected to the recovery device () and via an outlet line () to the gas supply system ().