LPG injection arrangement for IC engine - has heating provision between injection nozzles and throttle valve

摘要

The injection arrangement of L.P.G. into inlet of i.c. engine includes a heating arrangement near the wall of the inlet duct between the injection nozzles and the throttle valve. I.c. engine includes inlet manifold (1) to which inlet duct (2) with throttle valve (3) is connected inlet duct has two injection nozzles (5). To keep L.P.G. in a liquid state it is supplied at high pressure in line (6). Annular water duct (9) has connections (10, 11) joined to the engine cooling water system. Arrangement prevents frost formation on throttle valve (9).