Analysis on Controlling Technology for Common-rail Electronically Controlled Diesel Fuel Injection System

For decreasing the energy consumption and exhaust pollution caused by diesel and satisfy the request of energy saving and emission regulations, electronic controlled diesel fuel injection technology is the trend of the development of internal combustion engines. Based on the principle of electronic control diesel engines, the position control and time control technology of diesel engines are discussed in this article, and, the pressure control ,the fuel injection quantity control ,the fuel injection rate control and the injection timing control technology of electronically controlled high pressure common -rail fuel injection system for diesel engines are also analyzed.