Wartsila Interview Questions and Answers

Fuel injection is a system that delivers fuel to the engine. Detecting turbocharger problems involves troubleshooting and testing. Working with team members requires good communication and conflict resolution skills. Supervisors must prioritize tasks and delegate responsibilities.

• Fuel injection delivers fuel to the engine through a series of injectors.

• Turbocharger problems can be detected through troubleshooting and te...read more

Protection in engine and alternator sides are essential for preventing damage and ensuring proper functioning.

• Engine side protection typically includes features like overheat protection, low oil pressure shutdown, and high coolant temperature shutdown.

• Alternator side protection may involve measures such as overvoltage protection, overcurrent protection, and short circuit protection.

• Regular maintenance and inspections a...read more

Alarm limit and shutdown limit are set points in a system to trigger warnings or shut down the system in case of abnormal conditions.

• Alarm limit is a set point at which a warning is triggered to alert operators of a potential issue.

• Shutdown limit is a set point at which the system automatically shuts down to prevent damage or hazards.

• Examples: In a temperature control system, the alarm limit might be set at 100°C to wa...read more

Engine start up condition refers to the state of the engine when it is turned on.

• Engine start up condition includes factors like fuel supply, ignition system, and battery health.

• Examples of engine start up conditions include cold start, warm start, and hot start.

• Proper engine start up condition ensures smooth operation and longevity of the engine.

Differential current relay is a protective device that operates when there is a difference in current between two or more circuits.

• Monitors the difference in current between two or more circuits

• Used to protect equipment from damage due to current imbalances

• Triggers an alarm or trip signal when a fault is detected

• Commonly used in power systems and industrial applications

I use a programmable logic controller (PLC) to monitor and control the operations of machines and processes.

• PLCs are commonly used in industrial automation to control machinery and processes

• They are programmed using ladder logic or other programming languages

• PLCs can communicate with other devices such as sensors, actuators, and HMI panels

• Examples of PLC brands include Siemens, Allen-Bradley, and Mitsubishi

An engine is a machine that converts fuel into mechanical energy to power a vehicle or device. Electrical refers to the flow of electric charge through conductors.

• An engine typically involves combustion of fuel to generate power, such as in a car engine.

• Electrical systems involve the flow of electrons through conductors, powering devices like lights or motors.