Pubudu Chathuranga

Experience

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  Ace Power Embilipitiya (Pvt) Ltd

  May 2009 - Nov 2009

  Electrical Engineer

  Responsible for the daily operations and condition monitoring of the 100 MW HFO operated Power Plant situated in Embilipitiya, Sri Lanka.

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  Lanka Electricity Company Private Limited.

  Dec 2009 - Jun 2010

  Planning & Construction Engineer

  Planning & construction works of 11 kV & 400 V distribution network improvementsPreparation of estimates and monitoring construction works of bulk distribution substations (50 kVA - 1 MVA)Estimation, planning and construction of additions to the 400 V distribution network

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  CEYLEX Engineering (Pvt.) Ltd

  Jul 2010 - Aug 2013

  Electrical Engineer

  LTL Projects (Pvt) Ltd presently known as Ceylex Engineering (Pvt) Ltd, one of the main EPC contractors in Sri Lanka for local and overseas projects.• Primary and secondary designs of high voltage substations- Preparing single line diagrams as per the design requirements, developing substation layout and sectional drawings incorporating equipment & steel structure dimensions- Sizing calculations for power cables and bare conductors according to the current rating and short circuit current requirements, design calculations for busbar arrangements and selection of busbar lengths- Selection of clamps considering dimensions of equipment connection points and conductors- Short circuit forces calculations according to the developed layout & sectional drawings- Earth grid design calculations according to IEEE 80 based on earth resistivity measurements and lightning protection system designs according to IEC 62305- Auxiliary supply battery sizing calculations- Outdoor switchyard & fence lighting designs- Interface engineering between control, protection & metering panels and substation equipment, developing schematic drawings and preparation of cable schedules• Preparation of commercial, technical and price proposals for new grid substations and for augmentation works• Preparation of time schedules, close monitoring of progress and preparation of progress reports• Installation, testing and commissioning of (Up to 132 kV) high voltage equipment and secondary systems- Power transformers up to 132 kV & 31.5 MVA (PTCG)- Circuit breakers (ABB)- Disconnect switches (Coelme)- Current transformers and voltage transformers (Crompton Greaves, ABB)- Surge arresters (ABB, Crompton Greaves)- Clamps (Lorunser), post insulators and busbar systems- Battery banks & inverter systems (Saft, HBL)• Installation, cabling and testing of control and metering functions up to 132 kV and protection functions up to 33 kV (ABB REF IEDs) Show less

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  Ceylon Electricity Board - CEB

  Sept 2013 - May 2023

  Electrical Engineer

  Serving as an Electrical Engineer at Grid Substation Construction Projects Unit established to carry out substation projects using inhouse resources within Ceylon Electricity Board which is the electricity utility in Sri Lanka.• Primary and secondary designs of high voltage substations- Preparing single line diagrams, developing substation layout and sectional drawings incorporating equipment & steel structure dimensions- Sizing calculations for power cables, design calculations for busbar arrangements and selection of busbar lengths- Selection of clamps considering dimensions of equipment connection points and conductors- Short circuit forces calculations according to the developed layout & sectional drawings- Lightning protection system designs according to IEC 62305- Outdoor switchyard & fence lighting designs- Interface engineering between control, protection & metering panels and substation equipment, developing schematic drawings and preparation of cable schedules• Preparation of engineering estimates for procurement of equipment separately and for total scope of projects carried out by Grid Substation Construction Projects Unit• Close monitoring of progress against the time schedules developed using MS Project and initial cost estimates, reporting progress to all the stake holders and taking corrective actions in case of deviations• Installation, testing and commissioning of (Up to 220 kV) high voltage equipment and secondary systems- Power transformers & shunt reactors up to 220 kV & 250 MVA (Tirathai, Takaoka, Siemens)- Circuit breakers (ABB, Siemens, Sieyuan)- Disconnect switches (Coelme, Sieyuan)- Current transformers and voltage transformers (Arteche, Pfiffner, ABB)- Surge arresters (ABB, Seimens)- Clamps (Arruti, Lorunser), post insulators and busbar systems- 400 V AC distribution panels• Installation, cabling and testing of control and metering functions up to 220 kV and protection functions up to 33 kV (Schneider Micom IEDs) Show less

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  Hatch

  Jun 2023 - Apr 2024

  Senior Power Systems Engineer

  • Modelling power systems for load flow and short circuit studies, over-current protection coordination and arc flash assessment with the use of DIgSILENT PowerFactory software• Power quality assessment and high-level filter design for generator performance standard studies under National Energy Rules (Clause S5.2.5.2)- Modelling of proposed solar farms and battery energy storage systems in DIgSILENT PowerFactory software and interpretation of harmonic assessment results- Designing filters in high level for mitigation of harmonic emission from the proposed plants• Preparation of Proposals for Grid Connection Studies & preliminary reticulation system designs and management of projects- Maintain project cost within budgets and monitoring progress as per project schedule, preparation of progress reports- Coordination between the developer, equipment supplier, network service provider and other relevant parties Show less

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  Aurecon

  May 2024 - now

  Senior Electrical Engineer