high current measurement of high voltage.pptx

cqc

1. Measurement of High Currents and Digital techniques R.Madavan AP/EEE NEC

2. High Current Measurements Direct Current Alternating Current Impulse Current Resistive shunts with milliammeter Hall effect generator Magnetic links Electromagnetic current transformer Resistive shunts Resistive shunts Magnetic potentiometers or Rogowski coils Magnetic links Hall effect generator

3. Resistive shunts with milliammeter

4. Hall effect generator

5. DC Current Transformer

6. Alternating Current High - Power Frequency A.C

7. Measurement of Impulse Current Rogowski Coils

8. Faraday generator

9. Digital Techniques CRO

10. DSO

11. Sampling