Type of idle speed control system (Dieselpartsworld) 2016-01-22    

Type of idle speed control system
First, the role of idle speed control system
1 stable idle speed control
2 fast warm machine control
3 high idle speed control
4 other controls
A) when the engine is started, the electronic idle speed control system automatically opens the idle auxiliary air passage to the maximum, so that the engine can be easily started;
B) control valve in activated carbon tank. Exhaust gas recirculation control valve and other work, adjust the idle speed control valve in order to stabilize the idle speed
C) due to engine parts wear, aging and other reasons, the idle speed of the engine off the normal range, the electronic idle speed control system can automatically correct the idle speed to the normal value
Two, idle speed control system classification
1 according to the adjustment of air intake
A) throttle valve direct acting type
B) bypass air type
2 according to the idle speed control valve of the structure and working mode
A) stepping motor
Open type solenoid valve B
C) switch solenoid valve type
3 according to the control mode of air valve
A) direct control type b) indirect control