Ammad Hassan Email & Phone Number

Karāchi, Sindh, Pakistan

• Managing Site Facilities and Operation & Maintenance of a 50MWp Gharo Solar Power Plant• Ensured Proper testing and maintenance of 132kV GIS, PV Assets, Transmission Line, and other equipment• Ensured the following standards: IEEE C57, C37, IEC 60076, IEC 60156, IEC 60814, IEC 60599, IEC 61000, etc.• Conducting monthly meetings with clients, vendors, and contractors regarding budget, procurement, and Pending works.• Supervised compliance of environmental & social management system, HSE near-misses, incidents, accidents, maintenance non-conformances and non-conformance reporting• Evaluated performance of maintenance staff and identify competency / skill-set gaps• Ensured PTW, LOTO procedure, PPE, other safety equipment, and refresher training of maintenance staff• Participated in emergency mock drills and led maintenance training.• Supervised maintenance workers and contractors• Set maintenance shift schedule, led safety inspections, maintenance policies, and procedures• Ensured the team followed all company policies and procedures and Occupational Safety and Health Administration safety regulations.• Good Knowledge of maintenance of EHV / MV substation equipment, instrumentation, cabling works and SCADA• Ensuring Compliance of Operation KPIs: Performance Ratio, Soiling Loss, PV Syst. POA & MWh, DHI, and EHS Target.• Ensuring all Operations and Maintenance SOPs, Non-Project Missed Volume (NPMV), CMMS, Annual and Bi-Annual Preventative Maintenance Schedules, Daily, Weekly, and Monthly Checklists leveraging all OEM manuals and Inventory.• Discovering and Fixing hidden faults by looking over the operation report matrices, which include the Wind Speed, Wind Direction, Opti Sky Sensor, Actual and Target Tracking Angle, Humidity, Peak Temperature, Import and Export units, Low Yield Generation Inverters, Performance Ratio, Soiling Loss, and other SCADA Alarms.

Pakistan

• Managed and Led a Maintenance team of more than 40 employees• Led transmission Maintenance Engineer, Maintenance staff, Transmission grid network, preventive/Emergency maintenance & restoration tasks, set shift schedules and assignments, estimated quantity and cost of required materials, supervised maintenance staff and third-party maintenance contractors, and established Maintenance KPIs.• Transmission line maintenance e.g. Cleaning and IR of Insulators, ensuring Transmission tower hardware integrity, and accessories tightening work, tower paintwork, ensuring proper grounding, Thermal scanning for any hotspot and Corona• Developed and reviewed maintenance procedures and checklists in line with O&M Manual and OEM Recommendations • Timely identified all requirements for Transmission Lines maintenance and Developed and conducted training plans for maintenance staff• Prepared maintenance requirements (preventive, corrective, condition-based, and predictive) and maintenance plans• Developed and Implemented Maintenance SOPs, CMMS, Annual and Bi-Annual Preventative Maintenance Schedules, Daily, Weekly, and Monthly Checklists leveraging all OEM manuals and Inventory.• Performed Annual Preventative Maintenance that included Thermal Scanning for Hotspot detection, IV Curve Tracer for efficiency monitoring, EL Testing for PID detection, Insulation resistance testing, Protection relays testing (Distance, Differential, O/C, E/F, Breaker Failure, Busbar Differential, Restricted Earth Fault, Directional O/C), Cleaning and Service of all Equipment, Transformer Functional testing (PRD Trip, Winding and Oil Temp trip, Buchloz Trip), Electrical Testing (C & DF, IR, winding resistance, TTR, DGA, Trip Testing), Torqueing inspection, Fire Alarm System testing, N2 System testing, Inverter Testing, MV and LV panel HIPOT, CT/VT testing, Circuit Breakers testing (Contact resistance and timing test), Battery Bank testing and RO Plant Maintenance

Pakistan

• Witnessed Distance Relays (132kV Transmission Line) Testing and Commissioning Includes all the functions e.g. Zone Reach, Zones Timing Test, POTT, PUTT, SOTF, PT Fuse Failure, Load Encroachment, VT MCB trip Interlocking, Power Swing Blocking• Witnessed maintenance of Transmission line that includes Cleaning and Insulation Resistance of Insulators, Transmission tower hardware Integrity, Nut bolts tightening work, Tower Paintwork, grounding test, and vegetation management• Witnessed Differential Relays testing and Commissioning with OMICRON 356 that included Pickup Test, Stability Test, Vector Group Verification, In Zone Fault Stability Testing, Out of Zone Fault Testing, Slope-01 and 02 Verification, 2nd and 5th Harmonics Testing (For Inrush and Saturation), Id >> Testing, Timing Test• Witnessed Configuration, Testing, and Commissioning of Breaker Failure, HV REF, LV REF, O/C, E/F, Low Impedance Busbar (LIBB) testing, TAPCON 230 (Master-Slave Scheme), Directional O/C E/F, and Line Differential.• Witnessed Transformer Testing that includes Winding Resistance, Insulation Resistance, Excitation Current, C &DF, TTR, SFRA, Functional Testing, Trip Testing (Buchloz Relays, Winding and Oil Temp, PRD)• Witnessed Panel Scheme verifications: CB, Isolator, Earth switch open and close circuit, interlocking verification, DC supervision circuit, Trip circuit, Annunciator and SCADA Signals, CT, VT and Sync circuit, Close blocking Scheme, change over scheme, Alarms verification, Transformer fan group operation and mechanical protection signals verifications. • Supervised Testing and Commissioning of 132kV Grid: Gas Insulated Substation (GIS), Power Transformers, MV Panels, LV Panels, Battery Bank, Battery Chargers, AC/DC system, Emergency Diesel Generator, Control and Protection Panels (RPCP), AVR Panels, CT, VT, Surge Arrestor, Earthing Mesh, SDH Panel, PLC, SCADA, and RO Plant

Karachi

• Executed Testing and Commissioning of 07 No. of 220kV/132kV/11kV Grids (AIS, GIS) of TP-1000 projects• Performed Protection Relays Configuration and Testing E.g. Differential, Distance, O/C, E/F, LV REF, HV REF, Breaker Failure, Sync check Relay, Directional O/C, and LIBB• Hands on experience on relay software: DIGSI4 & 5, PCM100, Micom S1 Studio, GE EnerVista, SEL AcSELerator• Carried out the following Tasks: switchgear scheme Checking, Sync Circuit, CT and VT loop verification with Injection Source, Busbar Stability, Transformer & Transmission Line Stability, Earth Resistance, Mesh Integrity, Trip Testing, Relay Testing, Contact Resistance, Breaker Timing Test, IR & DC HIPOT, Transformer Testing (DGA, Winding Resistance, Excitation Current, TTR, CT/VT Analyzer, C&DF tester, Insulation Resistor, Online Partial Discharge).• Hands-on expertise in the OMICRON CMC356, Freja Relay Tester, CPC100, PDS100, AC, and DC HIPOT, Megger, Contact Resistance, Breaker Timing, Earth Resistance Meter, CT Analyzer, Doble M4100, Fluke Meters, DV Power, Fault Locator, and Chinese test sets• Performed Meetings with K-Electric and Siemens for shutdowns, tracked progress, and foresaw the advantages • Led the incident investigation team for any discrepancies• Reviewed Protection Relays Settings and identified Scheme Flaws in the Drawings.

Narowal

• Conducted Corrective and Preventive maintenance of 225MW combined cycle power plant• Maintenance and Testing of 132kV AIS grid, MV/LV switchgear, Battery bank, AC/DC room, IEDs, Circuit Breakers, etc.• Testing and Maintenance of Power Transformers and Transmission Lines e.g. Tower Paint, Hardware Torqueing, Grounding Inspection, Thermal Scanning for Corona and hotspots, Cleaning, and Vegetation Management.• Performed Calibration & Testing of Pressure and Level Transmitters, Oil Mist detector, Solenoids valves, PT100, Thermocouples, MOVs, Solenoid and Pneumatic Valves, Bentley Nevada Vibration sensors and I/P Converters• Good Knowledge of P&I, Electrical Schematic, and PLC logic drawings• Performed the Following Tasks: Daily Checklist, Inventory Management using MAXIMO, Fixed HRSGs, Generators, Steam Turbine, Fuel Pump Stations Electrical and Instrumentation Faults, and Overhauling of Equipment• Developed training programs to enhance the skills and knowledge of the O&M staff.

Lahore Punjab

Expertise, Protection Relays Testing, Commissioning, HV/MV Relays, Siemens (7UT, 7SA, 7SJ, 7SS), ABB (RET 670, REL670, RED, REJ, REB, REG), GE (G60, T60, D60), MICOM (P442, P122, P640, P344, P746), Woodward, SEL (751, 787, 421, 352), Software Expertise, DIGSI, PCM100, Micom S1 Studio, GE EnerVista, SEL AcSELerator, PVsyst, TIA Portal, Conducted Power System Studies, ETAP, PSSE, Load Flow Analysis, Short Circuit Analysis, Relay Co-ordination, Harmonic Analysis, Transient Stability, Performed, Protection Relay Setting Calculations, Distance, Differential, Overcurrent (O/C), Earth Fault (E/F), Restricted Earth Fault (REF), Protection Functions. Project II: Led Annual Preventative Maintenance of 126 MW KEL Power Plant, Pakistan Project III: Led Annual Preventative Maintenance of 134 MW Saba Power Plant, Pakistan Project IV: Led Annual Preventative Maintenance of ICI Soda Ash Factory, Pakistan Project V: Led Annual Preventative Maintenance of 132kV Agha Khan Hospital and University, Karachi, Pakistan Project VI: Led Annual Preventative Maintenance of ICI Polyester Plant, Pakistan Project VII: Led Annual Preventative Maintenance of 225 MW Halmore Power Plant, Pakistan Project VIII: Led Annual Preventative Maintenance of 30 MW Tapal Wind Energy, Jhimpir, Pakistan Project VIII: Led Annual Preventative Maintenance of 49.5 MW Master Wind Farm, Jhimpir, Pakistan Project IX: Led Annual Preventative Maintenance of US Consulate Lahore, Pakistan Project X: Led Annual Preventative Maintenance of Mari Petroleum Limited, Dharki, Pakistan Project XI: Led Annual Preventative Maintenance of 225 MW Atlas Honda Power Plant, Pakistan