JPH0349332U

JPH0349332U -

Info

Publication number: JPH0349332U
Application number: JP10930389U
Authority: JP
Priority date: 1989-09-19
Filing date: 1989-09-19
Publication date: 1991-05-14

Description

[Brief explanation of drawings]

第１図は本考案による一実施例を示す構成図、
第２図は吸気量制御手段の作用を説明するための
図、第３図はＳＯＦ減少触媒の特性を示す線図で
ある。１……エンジン、３……ターボ・チヤージヤ、
４……排気管、５……マフラ、７，８……吸気量
制御手段たるバルブ、１０……制御手段たるコン
トローラ。 FIG. 1 is a configuration diagram showing an embodiment of the present invention;
FIG. 2 is a diagram for explaining the action of the intake air amount control means, and FIG. 3 is a diagram showing the characteristics of the SOF reduction catalyst. 1...Engine, 3...Turbo charger,
4...exhaust pipe, 5...muffler, 7, 8...valve serving as intake air amount control means, 10...controller serving as control means.

補正平２．２．２考案の名称を次のように補正する。考案の名称排気浄化装置実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment 2.2.2 The name of the invention is amended as follows. Title of the invention: Exhaust purification device The scope of the claims for utility model registration and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】エンジンの排気系に有機可溶成分減少触媒を介
装した排気浄化装置において、排気温度を検知す
る温度センサと、エンジン回転数を検出するエン
ジン回転センサと、負荷を検知する負荷センサと
、上記各センサの信号が入力されるコントローラ
と、吸気量を制御する吸気量制御手段とを有し、
排気温度、エンジン回転数及び負荷が所定値以下
であるとき、上記コントローラにより上記吸気量
制御手段を作動させて吸気量を減少させるように
構成したことを特徴とする排気浄化装置。[Scope of Claim for Utility Model Registration] In an exhaust purification device in which an organic soluble component reduction catalyst is interposed in the exhaust system of an engine, a temperature sensor for detecting exhaust temperature, an engine rotation sensor for detecting engine rotation speed, and a load control device are provided. It has a load sensor for sensing, a controller to which the signals of each of the sensors are input, and an intake air amount control means for controlling the intake air amount ,
An exhaust gas purification device characterized in that the controller operates the intake air amount control means to reduce the intake air amount when the exhaust gas temperature, engine speed, and load are below predetermined values .

【図面の簡単な説明】第１図は本考案による一実施例を示す構成図、
第２図は吸気量制御手段の作用を説明するための
図、第３図はＳＯＦ減少触媒の特性を示す線図で
ある。１……エンジン、３……ターボ・チヤージヤ、
４……排気管、５……マフラ、７……ウエストゲ
ート・バルブ、８……吸気バルブ、１０……コン
トローラ。[Brief Description of the Drawings] Fig. 1 is a configuration diagram showing one embodiment of the present invention;
FIG. 2 is a diagram for explaining the action of the intake air amount control means, and FIG. 3 is a diagram showing the characteristics of the SOF reduction catalyst. 1...Engine, 3...Turbo charger,
4...Exhaust pipe, 5...Muffler, 7...Wastegate valve, 8...Intake valve, 10...Controller.

Claims

[Scope of utility model registration request]

In an exhaust gas purification device in which an organic soluble component reduction catalyst is interposed in the exhaust system of an engine, the exhaust gas purification device includes a temperature sensor that detects exhaust temperature, a load sensor that detects engine load, an intake air amount control means that controls intake air amount, and and control means for operating the intake air amount control means to reduce the intake air amount when the temperature is below a predetermined value or the engine load is below a predetermined value. Characteristic exhaust purification device.