TEAM DIRECTORY BY BUSINESS UNIT

SUBSTATIONS TECHNOLOGY & TESTING


BRUCE SUNGA  Director, Substations Technology & Testing

BRUCE SUNGA
Director,
Substations Technology & Testing

Mr. Bruce Sunga is the Director of the Substations Technology and Testing sector at Powertech Labs. He brings more than 25 years of commercial, industrial and electric utility experience in areas of stations and system planning, analytical studies, asset management, project management, design, automation, R&D, construction, testing, commissioning and acceptance, failure investigation and maintenance. The Substations Technology and Testing sector is comprised of two world-renowned labs (High power/High Current and Applied Chemistry – fuels and lubes, polymers, environment, insulating oils and gases), a prestigious R&D and investigations group, a substations studies group, and field testing services and asset management group.

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phone: 604.590.7416
cellular: 604.812.7504


JORGE HOLLMAN  -  PhD.  Senior Manager Substations Studies & Equipment Applications

JORGE HOLLMAN - PhD.
Senior Manager
Substations Studies & Equipment Applications

With over twenty years of experience in the energy sector, Dr. Jorge Hollman is the Senior Manager for the Substations Studies and Equipment Applications group at Powertech Labs. He is a recognized power systems expert and has experience in modelling, transients, equipment specification and performance in planning and operations. At Powertech, Jorge’s team has a variety of technical specialties including arc flashing, stations equipment applications, insulation coordination, Point On Wave (POW) switching applications, transient recovery voltage (TRV), temporary over voltage (TOV) and transients analysis.

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phone: 604.598.5113   
cellular: 604.831.5148


STUART CHAMBERS  -  PhD., P.Chem.  Manager, R&D, Investigation & Consulting, Stations Research & Development Substations Technology & Testing

STUART CHAMBERS - PhD., P.Chem.
Manager, R&D, Investigation & Consulting, Stations Research & Development
Substations Technology & Testing

Dr. Stuart Chambers is the manager of R&D, Investigation & Consulting, as well as a lead for the polymer and materials investigation facility in Powertech’s Stations Research & Development lab under the Substations Technology & Testing group. His areas of research and development include transformer diagnostics, insulating paper degradation, ageing properties of insulating oils, and polychlorinated biphenyls (PCB) decontamination. He has completed substantial research into insulating solids, fluids and gases for Canadian Electrical Association (CEATI), Electric Power Research Institute (EPRI), BC Hydro and other research organizations.

Dr. Chambers is a materials/analytical chemist with 15 years of experience and training. His areas of expertise and interest include materials preparation, alteration and characterization, and chromatography/purification.

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phone: 604.590.6614   
cellular: 604.341.5674


ERIC (QIAN) LI  -  PhD., P.Eng.  Sr. Engineer, High Power Lab Substations Technology & Testing

ERIC (QIAN) LI - PhD., P.Eng.
Sr. Engineer, High Power Lab
Substations Technology & Testing

Dr. Eric (Qian) Li has more than 15 years professional experience with high-power, high-voltage and high-current testing, as well as electric power testing equipment and system development. With more than 10 years working in world-class electric power testing organizations, Dr. Li is experienced in a wide variety of electric power equipment testing procedures and techniques. As a senior engineer and project leader in Powertech’s High Power Lab, Dr. Li is responsible for planning, preparing and executing a broad spectrum of electric power tests in accordance with IEEE, IEC, ANSI, UL and CSA standards to properly address the needs of electric utilities and manufacturers worldwide.

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phone: 604.590.7491  


HAMISH MILLER  -  B.Eng., EIT  Engineer, Substation Services T&D Technology and Testing

HAMISH MILLER - B.Eng., EIT
Engineer, Substation Services
T&D Technology and Testing

Mr. Hamish Miller is a High Voltage Test Engineer whose responsibilities include testing transmission, substation, distribution and other equipment to ensure conformance with industry standards. He also performs failure analysis of electrical equipment and works with international clients to resolve issues with high voltage testing or failure analysis.

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phone:  604.590.6611


CHRIS MORTON  -  P.Eng.  Sr. Engineer, High Power Lab Substations Technology & Testing

CHRIS MORTON - P.Eng.
Sr. Engineer, High Power Lab
Substations Technology & Testing

Mr. Morton is a Specialist Engineer with Powertech’s High Power Lab, under the Substations Technology & Testing Business Unit, where he is primarily involved in high power short-circuit and switching testing. He has 25 years of experience in testing high and medium voltage switchgear, fuses, power and grounding connectors, power and instrument transformers, reactors, high voltage cables and cable accessories, terminations, large machine stator coils, revenue meters, electric motors, and motor drives.

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phone: 604.590.7490


STEPHEN VARISCO  -  B.Sc., P.Chem.  Manager, Applied Chemistry & Environment Substations Technology & Testing

STEPHEN VARISCO - B.Sc., P.Chem.
Manager, Applied Chemistry & Environment
Substations Technology & Testing

Mr. Stephen Varisco is the Manager of Applied Chemistry & Environment at Powertech Labs. With 20 years of analytical laboratory experience in the field of environmental testing, Stephen is responsible for all unit testing performed in the environmental, transformer oil and coolant/fuel/lubricant departments. He has extensive expertise with laboratory optimization, method validation, data interpretation and laboratory information systems (LIMS), and is currently the vice chair of the British Columbia Environmental Laboratory Technical Advisory Committee (BCELTAC).

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phone: 604.590.7462