TEAM DIRECTORY BY BUSINESS UNIT
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.
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.
Mr. Logan Connaughton manages Powertech’s High Power Lab under the Substation Technology & Testing group. He is responsible for providing electrical testing services, failure analysis, and consultation to power equipment manufacturers and utilities with custom test programs or in accordance with international standards, including: IEEE, IEC, CSA, ANSI, and UL. He has extensive experience performing temperature rise testing, thermal cycling, and accelerated aging, short-circuit testing, instrument accuracy and power quality measurements. Mr. Connaughton has also been responsible for the machine insulation testing services at Powertech since 2012 and has experience performing quality assurance testing on stator bars and coils since 2007.
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.
Dr. Terry Gordon is a Scientist for Stations Research & Development within the Substations sector. He is responsible for SF6 unit testing, SF6 field testing services, and measuring SF6 gas compositions focusing on decomposition by-products and other impurities such as moisture. Terry’s research activities include investigations associated with SF6 capture and sequestering, as well as, degradation and failure of materials through lab-scale examinations.
Dr. Mukul Jain (Mike) is currently Sr. Scientist & Product Manager with Substation Technology and Testing Business Unit at Powertech Labs Inc. His areas of responsibility include project management and commercialization of the Powertech Labs Transformer Online Oil Decontamination Technology. He has several years of experience in developing newer insulating materials. He is also the Manager for Polymers and responsible for research, testing, characterization, failure analysis/investigation of different types of polymers. Since 1994, Mike has developed many unique polymers based on different chemistries including Thermoplastics, Thermosets, and Elastomers for different applications. One of the key projects he is managing is the hydrogen and oxygen ageing test of polymeric components for automotive applications in accordance with international standards.
As a chemist in Powertech’s Stations Research & Development lab, Mr. Weili Kang is responsible for projects and tests on insulating and lubricating oils, as well as laboratory and field tests for moisture and sulfur hexafluoride decomposition products in in-service sulfur hexafluoride-insulated equipment.
Mr. Jeff Lang is an experienced Chemical Technician in Powertech’s Applied Chemistry Department’s Environmental Lab. He joined the Applied Chemistry & Environment team in 1999 and managed the Oil Quality section, performing the analysis of insulating oil samples, and also assisted the Fuels and Lubrication section. Since 2011 Mr. Lang has worked in the Environmental Lab where he performs an array of tests on water and soil samples. He has served as Group Leader of the Environmental Lab since January 2015.
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.
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.
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.
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).
Dr. Ben Wang is a Chemical Technician for Applied Chemistry & Environment in the Substations sector at Powertech. In this role, Ben is responsible for operations in the asbestos lab and overseeing the daily run of analysis. This includes operating microscopes to analyze asbestos samples, communicating with subcontract labs for polarized light microscopic and transmission electron microscopic analysis, as well as reviewing analytical data and preparing reports for clients. Additionally, Ben maintains and repairs laboratory instrumentation and performs method validation and verification procedures to meet ISO 9001 and 17025 guidelines, including proficiency testing, and internal and external quality audits.
Ms. Jianshan Wang is an experienced Chemical Technician in the Chemistry Lab in Powertech’s Substations Department. She conducts a variety of chemical analyses on insulating fluids, oils and greases, and provides training to other technicians and technologists within the department and across the company. Ms. Wang also provides technical support, advice and assistance to scientists, project leaders and personnel from other business units.