VSC vs CSC

In HVDC systems, which type of converter provides a constant voltage output and is commonly used:

• Voltage Source Converter (VSC)

• Current Source Converter (CSC)

• Bridge Rectifier

• Buck Converter

In a Current Source Converter (CSC), the primary characteristic of the output is:

• Constant voltage

• Constant current

• Variable voltage

• Variable current

Which of the following components is typically used in a Voltage Source Converter (VSC) to shape the output waveform?

• • Inductor

• • Capacitor

• • Transformer

• • Diode

Advantage of Voltage Source Converters (VSC) over Current Source Converters (CSC) in HVDC systems is,

• • VSC can handle higher power levels

• • VSC can provide reactive power compensation

• • VSC requires larger filter components

• • VSC are less comple

In which of the following applications would you most likely use a Current Source Converter (CSC)?

• • Wind power integration

• • Solar power systems

• • High-voltage direct current (HVDC) transmission with stable output current

• • Uninterruptible power supplies (UPS)

Which of the following is a common feature of Voltage Source Converters (VSC) in comparison to Current Source Converters (CSC)?

• • VSC can easily regulate reactive power

• • VSC are more suited for high power applications

• • VSC can only operate with AC power

• • VSC have lower efficiency

Which type of converter requires an external energy source to maintain the constant current output?

• • Voltage Source Converter (VSC)

• • Current Source Converter (CSC)

• • Buck Converter

• • Boost Converter

Disadvantage of Current Source Converters (CSC) compared to Voltage Source Converters (VSC) is,

• • Higher losses

• • Limited reactive power control

• • Larger and more complex circuitry

• • Lower efficiency

To mitigate harmonics in present at the output due to Voltage Source Converters (VSC), Which of the following is commonly used in

• • High-frequency transformers

• • Filters

• • Voltage regulators

• • Inductors

A switch is typically used to control the voltage output in a Voltage Source Converter (VSC) is

• • MOSFET

• • Diode

• • Thyristor

• • Mechanical relay