Title:
EXHAUST RECIRCULATION CONTROLLER FOR ENGINE
Document Type and Number:
Japanese Patent JP3491791
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To carry out exhaust recirculation without causing any damage in a compressor in an engine provided with a turbosupercharger and without any increase in pumping loss.
SOLUTION: An exhaust recirculation controller 100 for an engine 1 is provided with a turbosupercharger 50 consisting of a turbine 51 arranged in an exhaust pipe 37 and a compressor 52 arranged in an intake pipe 27. A cylinder head 1C is provided with the second exhaust port 34 for exhaust recirculation, the second exhaust valve 32 opening/closing the second exhaust port 32, the third cam shaft 41 opening/closing the second exhaust valve 32, a valve opening timing regulating device 42, and the second exhaust manifold 36 connecting the second exhaust port 34 to the intake pipe 27 on the downstream side of the compressor 52. By means of an ECU 61, the second exhaust valve 32 is controlled to be opened/closed according to the engine operating condition.
Inventors:
Yuji Yamaguchi
Application Number:
JP7623096A
Publication Date:
January 26, 2004
Filing Date:
March 29, 1996
Export Citation:
Assignee:
Nissan Diesel Co., Ltd.
International Classes:
F02B37/00; F01L9/04; F02D13/02; F02D23/00; F02F1/42; F02M25/07; (IPC1-7): F02M25/07; F01L9/04; F02B37/00; F02D13/02; F02D23/00; F02F1/42
Domestic Patent References:
| JP5195879A | ||||
| JP1244155A | ||||
| JP610774A | ||||
| JP3242409A | ||||
| JP5213027A | ||||
| JP828311A | ||||
| JP55116821U | ||||
| JP676644U |
Attorney, Agent or Firm:
Furuya Fumio (1 person outside)