About the role
1.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. 2.Should have knowledge of electrical testing on stator & rotor manufacturing : a.Generator stator: i.Insulation resistance measurement ii.DC winding resistance iii.Tan delta & capacitance measurement iv.Partial discharge measurement v.NFT of overhang winding vi.Core loop flux test vii.ELCID b.Generator rotor : i.Insulation resistance measurement ii.DC winding resistance iii.Impedance measurement iv.RSO 3.Should have knowledge of generator routine & type test during dynamic condition: a.Temperature rise – heat run b.Open circuit test c.Short circuit test d.Sudden short circuit test e.Negative sequence & Positive sequence test f.THF & Voltage waveform deviation 4.Should have knowledge of IEC, ISO standards for electrical testing of generator ( up to 1000 MW) & High-speed balancing of turbine / generator rotors 5.Should have knowledge of Low speed & high-speed balancing of turbine & generator rotors 6.Should have knowledge of assembly of rotors in high-speed balancing tunnel a.Able to visually check rotor b.Able to take TOP / Side clearance of bearing & rotor journal c.Able to perform alignment of rotor with motor shaft d.Able to trouble shoot issues pertaining in assembly process 7.Can study P&ID, electrical drawings for maintenance & operation parameters 8.Have a positive approach for trouble shooting of electrical, mechanical & instrumentation issues in generator testing, high speed balancing & 9.Able to handle unionized workmen in shift, ready to work in shifts 10.Additional Vibration category – 2 certification is preferable 11.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 12.Should have knowledge of basic instrumentations/transducers like pressure transmitter, pressure gauge, RTD, Thermocouple etc. 13.Able to operate electrical testing kits like a.Insulation tester b.High voltage test set-up c.Micro-ohm meter d.PD kit e.Tan- delta kit f.Function generator g.1- phase variac