| 摘要 |
<p>The invention relates to an actuator assembly for controlling fuel injection of a large combustion engine, especially a diesel engine, including an electric motor (6) acting on a control shaft (8) arranged to control the fuel injection and actuator control means (2,3) provided with an electric power supply (4,5) for controlling the electric motor (6). According to the invention the actuator assembly is provided with backup power in the form of capacitor power (12) arranged to provide power for the actuator control means (2,3) in case of loss of power or power failure of the electric power supply (4,5) so as to enable the actuator control means (2,3) to control the electric motor (6) to drive the control shaft (8) to a predefined safe position.</p> |
