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High Voltage Laboratory

High Voltage Laboratory. Department of Electrical Engineering, Indian Institute of Technology, Kharagpur. One of the Oldest laboratories of Electrical Engineering Department, IIT Kharagpur Maximum rating is 600 kV Major Activities Research & Development Consultancy

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High Voltage Laboratory

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  1. High Voltage Laboratory Department of Electrical Engineering, Indian Institute of Technology,Kharagpur.

  2. One of the Oldest laboratories of Electrical Engineering Department, IIT Kharagpur • Maximum rating is 600 kV • Major Activities • Research & Development • Consultancy • Classes for Undergraduates and Postgraduates Department of Electrical Engineering IIT Kharagpur

  3. Equipments In the Laboratory Department of Electrical Engineering IIT Kharagpur

  4. Transformer Oil Test Kit 60 kV • High Voltage AC Test Source • 10 kVA , 0.2 / 200 kV , 50/0.05 A, 50 Hz • Impulse Voltage Generator • 600 kV , 18 kJ Department of Electrical Engineering IIT Kharagpur

  5. Impulse Current Generator • 15 kA , 5 kJ • Partial Discharge Measurement • Capacitance and Tan Delta Measurement • Up to 12 kV level Department of Electrical Engineering IIT Kharagpur

  6. Rectangular Current Pulse Generator • 120 A , 15 ms ,4.5 kJ • High voltage DC source • 10 kV , 0.3 A • Sphere Gap 50 cm diameter • Point, Plane, Sphere Electrodes 200 kV Department of Electrical Engineering IIT Kharagpur

  7. Distribution Transformers • 25 kVA, 11 kV/400 V, 50 Hz • 100 kVA, 11 kV/433 V, 50 Hz • Pressure and temperature Measurement • Three Phase Variac • 415/0-470 V, 200 A, 50 Hz Department of Electrical Engineering IIT Kharagpur

  8. Single Phase Variac • 240/0-270 V, 28 A, 50 Hz • Measuring Equipments • Oscilloscopes : 25 GS/s, 150 MHz 1 GS/s, 500 MHz 1 GS/s, 100 MHz • Current Probes : 2000 A(peak), 400 volts • Electrometer : 2 V - 200 V, 20 pA – 20 mA, 2 kΩ – 200 GΩ, 20 nCoulomb – 20 μCoulomb Department of Electrical Engineering IIT Kharagpur

  9. Various Activities of the Laboratory Department of Electrical Engineering IIT Kharagpur

  10. Impulse Tests on Transformers Impulse Voltage Generator 600 kV , 18 kJ Department of Electrical Engineering IIT Kharagpur

  11. Corona discharges and breakdownObservations • Sphere – Sphere • Point – Plane • Plane – Plane • Point – Point High Voltage AC Test Source 10 kVA , 0.2 / 200 kV , 50/0.05 A, 50 Hz Department of Electrical Engineering IIT Kharagpur

  12. Partial Discharge Measurements of Transformer windings and Cables • Amount of Partial Discharge • Source of Partial Discharge Department of Electrical Engineering IIT Kharagpur

  13. Condition Monitoring Of Transformers • HVAC testing up to 50 kV, 100 mA AC • Acoustic based Partial Discharge measurement up to 50 kV Department of Electrical Engineering IIT Kharagpur

  14. Capacitance Measurement of Cables Capacitance and Tan delta measurement set up Department of Electrical Engineering IIT Kharagpur

  15. Current Pulse at 122 A level Compaction of Nanomaterials using Rectangular Pulse Generator( 120 Amps, 15 msec, 4.5 kJ) Department of Electrical Engineering IIT Kharagpur

  16. Design of Super Conducting Cables (CIC Type) • Sponsored R&D project by Institute of Plasma Research (IPR), Gujarat under National Fusion Program (NFP) • To be used for Fusion Grade Magnets Department of Electrical Engineering IIT Kharagpur

  17. Electrostatic separation of carbon from fly ash Electroporation of microbial cells • 10 kV , 0.2 amp Impulse voltage Generator • Sterilization of food and water by killing bacteria cell membrane • 10 kV HVDC source for separation • Collects carbon from fly ash Department of Electrical Engineering IIT Kharagpur

  18. Transformer oil Testing • Finding out breakdown strength of oil • Insulation testing and finding surface resistance of various insulators • Sources calibration and testing for other departments • Doctoral work in the area of electrical field computations employing Charge Simulation Method Department of Electrical Engineering IIT Kharagpur

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