GE Vernova Lead Mechanical Engineer Interview Questions, Process, and Tips

To design bearing brackets for a hydro generator, the cross section of arms is determined based on load considerations and materials are selected for their strength and corrosion resistance.

• The design of bearing brackets for a hydro generator involves determining the cross section of arms.

• The cross section of arms is decided based on load considerations such as the weight of the rotor, hydraulic forces, and any additio...read more

The stator core is a crucial component in an electric motor, providing support and magnetic flux. Clamping force, number of bolts, material, and cold rolled sheets are determined based on design requirements.

• The function of the stator core is to support the windings and provide a path for the magnetic flux in an electric motor.

• The clamping force for the stator core is determined based on the mechanical load and the des...read more

The design of a generator shaft involves considering factors such as material selection, stress analysis, and balancing.

• Select appropriate material for the shaft based on factors like strength, corrosion resistance, and cost.

• Perform stress analysis to ensure the shaft can withstand the operating loads and torque.

• Consider factors like shaft diameter, length, and keyway design.

• Balance the shaft to minimize vibrations and...read more

Rotor dynamics is the study of the behavior and performance of rotating machinery.

• Rotor dynamics involves analyzing the vibrations, stability, and performance of rotating components such as rotors, shafts, and bearings.

• Inputs required for rotor dynamics analysis include rotor geometry, material properties, operating conditions, and boundary conditions.

• The output of rotor dynamics analysis includes critical speeds, mode...read more