Experience

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  Niroo research institute

  Oct 2000 - now

  1-Protection relay complete type testing ,functional tests,according to IEC60255-1,151,open loop dynamic simulation according to IEC60255-187-1,EMC compliance tests according to IEC60255-26,(U/O Current, U/O frequency,U/O voltage,directional,distance,differential..) and also primary relays.2-Phase angle and current ratio Error definition in current transformer according to IEC60869-2.3-Functional Test on low voltage fuses according to IEC60269.4-Complete Tests on Voltage, Current, Active and Reactive transducers according to IEC60688.5-Dielectric strength and Insulation resistance Tests on CTs and Transducers and Protection Relays according to IEC60255-276-Tests of battery chargers and power supplies according to NEMAPE5.7-Functional tests on low voltage switch gears and control gears.8-Functional Verification of Repaired Relays and definition their Operating characteristics.9-Very Low Resistance and Impedance measured in high accuracy.10-High AC Current Injection up to 22 KA at power frequency in reduced voltage.11-Performing complete tests on "All-or-nothing" relays according to IEC61810-112-Interruptions to and alternating component in d.c auxiliary energizing quantity of measuring relays according to IEC60255-26.13-Performing complete tests of accuracy of current transformers including:• Winding resistance measurement• Transient behaviors• Ratio error• Phase error• Instrument security factor(FS) and accuracy limiting factor(ALF) measurement• Secondary time constant measurement• Remaining factor measurement• Knee point voltage/current measurement• Saturated and unsaturated inductance measurement• Performing tests according to IEC60044-614-Accuracy tests of Recloser relays15-Accuracy tests of differential relays16-Protection schemes testing of Distance relays17-Complete VT ratio and phase error measurement in accordance with the standard IEC60869-3 for inductive VTs. (Typical accuracy: ± 0.05 % ratio error & ±1 min phase angle error). Show less Surveyed power system devices technical data sheets to extract the functional features.Maintained Standard ISO/IEC 17025 in Laboratory.Studied and analyzed new standards for low voltage equipment; developed typical performable tests.Generated report of tests performed according to format IEC TRF in Excel.Checked the availability of the most up-to-date standards/codes and replaced .Managed and controlled the release and storage of engineering data in laboratory.Periodically audited the documents on the floor to insure current documentation is in use.Controlled all documents of laboratory and checked the quality of the documents according to ISO/IEC17025. Show less

  • Protection Relays Ref.Lab. Technical Manager

    Jul 2001 - now

  • Protection relay ref.lab tech.manager

    Jul 2001 - now

  • Technical Manager

    Jul 2001 - now

  • Niroo Research Institute

    Oct 2000 - now