| abstract |
1.FUEL SUPPLY SYSTEM FOR AN INTERNAL COMBUSTION ENGINE WITH CONTROLLED IGNITION, INCLUDING A FIRST SUPPLY CIRCUIT COMPOSED OF A TANK, A PRESSURE PUMP, A PRESSURE REGULATOR AND A PRESSURE REGULATOR AT LEAST ONE INJECTOR, CHARACTERIZED IN THAT TANK 1 OF THE FIRST CIRCUIT CONTAINING A HIGH OCTANE INDEX FUEL, A SECOND SUPPLY CIRCUIT IS PROVIDED FOR A SECOND SUPPLY CIRCUIT COMPOSED OF A TANK 7 CONTAINING A LOW OCTANE FUEL, OF A COMPRESSION PUMP 8, OF A PRESSURE REGULATOR 9 AND AT LEAST ONE INJECTOR 11, MEANS E BEING PROVIDED TO VARY THE RATIO OF THE OPENING TIME OF INJECTORS 6, 11 OF EACH OF THE TWO CIRCUITS IN ORDER TO INTRODUCE AT EVERY MOMENT INTO THE ENGINE A FUEL MIXTURE WHOSE OCTANE INDEX RESULTING CORRESPONDS TO THE NECESSARY INDEX TO AVOID DETONATION. |