Power plants – Internal combustion engine with treatment or handling of... – By means producing a chemical reaction of a component of the...
Patent
1990-05-17
1991-11-26
Hart, Douglas
Power plants
Internal combustion engine with treatment or handling of...
By means producing a chemical reaction of a component of the...
60288, 55283, 55DIG30, F01N 302
Patent
active
050673181
ABSTRACT:
A regeneration system for a particulate trap provided in an exhaust pipe of an engine in which the regeneration is initiated when the pressure loss across the trap has reached a preset value and then the preset value is renewed when the peak value of the trap temperature through the regeneration resides outside a predetermined range or when the pressure loss after the regeneration exceeds the preset value even though the peak value resides within said predetermined range, and the initial value of said preset value is determined on the basis of the minimum value within the variation of the pressure loss of cleaned traps.
REFERENCES:
patent: 4450682 (1984-05-01), Sato
patent: 4974414 (1990-12-01), Kono
Hart Douglas
Isuzu Motors Limited
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