Job Description

  • Should have knowledge of maintenance, trouble shooting & operation of auxiliaries for generator (upto 1000 MW) like single & double flow seal oil system, stator coil cooling water, lubrication oil system, jacking oil system, H2 & CO2 handling.
  • Should have knowledge of electrical testing on stator & rotor manufacturing :
  • Generator stator:
  • Insulation resistance measurement

ii.DC winding resistance

iii.Tan delta & capacitance measurement

iv.Partial discharge measurement

  • NFT of overhang winding

vi.Core loop flux test

vii.ELCID

  • Generator rotor :
  • Insulation resistance measurement

ii.DC winding resistance

iii.Impedance measurement

iv.RSO

  • Should have knowledge of generator routine & type test during dynamic condition:
  • Temperature rise – heat run
  • Open circuit test
  • Short circuit test
  • Sudden short circuit test
  • Negative sequence & Positive sequence test
  • THF & Voltage waveform deviation
  • Should have knowledge of IEC, ISO standards for electrical testing of generator ( up to 1000 MW) & High-speed balancing of turbine / generator rotors
  • Should have knowledge of Low speed & high-speed balancing of turbine & generator rotors
  • Should have knowledge of assembly of rotors in high-speed balancing tunnel
  • Able to visually check rotor
  • Able to take TOP / Side clearance of bearing & rotor journal
  • Able to perform alignment of rotor with motor shaft
  • Able to trouble shoot issues pertaining in assembly process
  • Can study P&ID, electrical drawings for maintenance & operation parameters
  • Have a positive approach for trouble shooting of electrical, mechanical & instrumentation issues in generator testing, high speed balancing &
  • Able to handle unionized workmen in shift, ready to work in shifts
  • Additional Vibration category – 2 certification is preferable
  • Able to handle customer at site for overhauling activities like in-situ balancing, electrical test on generator stator & rotor, calibration of instruments & operation/maintenance of auxiliaries, ready to travel at different sites
  • Should have knowledge of basic instrumentations/transducers like pressure transmitter, pressure gauge, RTD, Thermocouple etc.
  • Able to operate electrical testing kits like
  • Insulation tester
  • High voltage test set-up
  • Micro-ohm meter
  • PD kit
  • Tan- delta kit
  • Function generator
  • 1- phase variac


Job Details

Role Level: Not Applicable Work Type: Full-Time
Country: India City: Chorasi ,Gujarat
Company Website: https://www.larsentoubro.com/ Job Function: Engineering
Company Industry/
Sector:
Executive Offices

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