TEAM DIRECTORY BY BUSINESS UNIT
T&D TECHNOLOGY AND TESTING
Mr. Ken Bognar is the Director of Powertech's T&D Technology and Testing group which focuses on power delivery systems, including transmission and distributions systems and associated equipment. He is responsible for technology development and testing programs for his group, which consists of mechanical and electrical testing and asset management services. His group works closely with other labs within Powertech to offer one-stop-shop solutions to clients.
Dr. Linfeng Cao is an Engineer with Powertech’s High Voltage Laboratory. He has worked extensively in field testing on underground cables with an emphasis on partial discharge measurements. In addition, he conducts a full range of qualification and certification tests in accordance with all relevant industry standards, as well as custom testing solutions.
Mr. Gang Chen is an Electrical Test Technologist in Powertech’s Asset Management lab, where he performs dielectric tests on bucket truck, jibs and hot sticks. He also maintains the dielectric test database. Mr. Chen has more than 15 years of experience in electric power equipment repair, testing, troubleshooting and installation. He holds the title of Applied Science Technologist with the Applied Science Technologists & Technicians of BC.
A Project Engineer in Powertech’s Mechanical Laboratory, Mr. Sid Cherukupalli coordinates and manages more than 20 mechanical tests on a monthly basis. He applies his knowledge of mechanical and electrical tests standards and executes project delivery, data analysis and report generation for various test programs such as mechanical failure, fatigue testing, thermal stress, and vibrational stress. In addition, Mr. Cherukupalli manages a unique test program dealing with the official ranking of Wicket Gate Greaseless Bearings performance for distribution in the United States, through US Army Corp of Engineers.
Dr. Hamed Janani is an Engineer in the Transmission and Distribution Technology and Testing group at Powertech Labs. His area of expertise include condition assessment and monitoring of high voltage insulators, statistical machine learning, deep learning and application of advanced statistical methods in high voltage engineering, computational electromagnetics and optimization.
Hamed is a registered Professional Engineer with the Engineers and Geoscientists of British Columbia.
Dr. Hong Li manages Powertech’s T&D Asset Management team which specializes in offering asset management solutions for utilities for managing their aging T&D assets through condition assessment, testing and serviceability analysis, and risk and reliability evaluation. Additionally, Dr. Li’s expertise includes structural analysis and testing, numerical modelling, assessment of structural integrity and reliability, and seismic qualification and evaluation.
Mr. Earl Mayuga is an Engineer with Powertech’s Asset Management Group. He has more than eight years of experience providing the practical application of corrosion science and cathodic protection to clientele throughout British Columbia. The projects have involved corrosion studies and the application and assessment of corrosion protection for water transmission and distribution mains, gas pipelines, water storage reservoirs, fuel storage tanks, marine structures and other structures. Mr. Mayuga was also responsible for developing corrosion protection strategies and cathodic protection designs for buried or submerged metallic structures both nationally and internationally.
Mr. Ben Skillings is the Manager of the Mechanical Lab in the T&D Technology and Testing department at Powertech Labs. As a mechanical engineer with a machinist background, Ben has proven himself to be a proficient leader and a knowledgeable team member within the electric utility industry. He has 15 years’ professional engineering and trades experience and has established broad knowledge in design, construction, commissioning, and maintenance.
Mrs. Sara Tahermaram is a project engineer in the Mechanical laboratory under the T&D Technology and Testing group, where she manages the day to day mechanical & T&D projects including a full range of customized testing services. She has a comprehensive background in solid mechanics, reliability analysis, and project management and is specialized in stress and thermal analysis.
Mr. John Vandermaar directs Powertech’s High Voltage Laboratory under the T&D Technology and Testing group and is responsible for all activities of the High Voltage group including both field and laboratory studies. Mr. Vandermaar has 40 years of experience in problem solving in all areas of high voltage research. He was responsible for acquiring much of the laboratory’s high voltage equipment and since then has been responsible for design improvements and expanding the capabilities of the laboratory. He has undertaken on-site and laboratory testing, research and problem solving for power transformers, bushings, cables, sulfur hexafluoride equipment, and many other types of equipment.