Table of Contents
How is the speed of a diesel engine being controlled?
Engine speed is indirectly controlled by the butterfly valve in the carburetor. Diesel engines are not self-speed-limiting because the air (oxygen) entering the engine is always the maximum amount. Therefore, the engine speed is limited solely by the amount of fuel injected into the engine cylinders.
How does a diesel locomotive move?
The ignition of diesel fuel pushes pistons connected to an electric generator. The resulting electricity powers motors connected to the wheels of the locomotive. Fuel is ignited by the intense compression, pushing the piston down. The piston’s movement turns a crankshaft.
How can I accelerate my diesel faster?
Most of the time, diesels are quickest and fastest if shifted early in their powerbands. A 3,000-rpm shift point is a good place to start for most trucks and can be adjusted up from there. For instance, we found out that the new ’11 Duramax was shifting at 2,900 rpm—well before its 3,100-rpm power peak.
How is engine RPM controlled?
The engine RPM is monitored by the crankshaft position sensor which plays a primary role in the engine timing functions for fuel injection, spark events, and valve timing. Idle speed is controlled by a programmable throttle stop or an idle air bypass control stepper motor.
What is traction control in train?
Traction motor control with inverters used on railways is performed on the basis of rotor frequency detected by a speed sensor installed on the motor. Speed sensorless vector control achieves high torque control performance without speed sensors by estimating rotor frequency from inverter voltage, motor current, etc.
Why do traction motors need control equipment?
The control of traction motors for starting and for smooth acceleration is very much essential to avoid damage to the motors. The control equipment is provided for manual and automatic operation. Usually a master controller is used for the purpose.
How does a locomotive move?
Many trains operate solely on electrical power. They get the electricity from a third rail, or electrical line, which is present along the track. Transformers transfer the voltage from the lines, and the electrical current enables the motors on the wheels to move.
How are pusher locomotives controlled?
In a push–pull train, locomotives at both ends of a train are used at the same time, being controlled by one driver. Using a single locomotive, a control car with duplicate controls is used when pushing.
https://www.youtube.com/watch?v=wgHh-JYRlts