Developments in Risk-Based Asset Management Decision Making in the National Electricity Market
Rainer Korte - Group Executive Asset Management - ElectraNet
Rainer is an Energy Industry Executive with over 30 years’ experience in the electricity industry. He is responsible for a range of strategic asset management, network development, regulatory and land management functions at ElectraNet, along with leading Elec…
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Managing the transition to a more renewable, distributed, non-synchronous and user-centric Australian National Electricity Market
Iain MacGill - Joint Director (Engineering) Centre for Energy and Environmental Markets (CEEM) - UNSW Sydney
Dr Iain MacGill is an Associate Professor in the School of Electrical Engineering and Telecommunications at UNSW Australia, and Joint Director (Engineering) for the University’s Centre for Energy and Environmental Markets (CEEM). CEEM undertakes inte…
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Deep Online Analysis Of Dielectric Parameters For Lubricants With An Innovative Oil Sensor System
Prof. Dr.-Ing. Manfred R. Mauntz - CEO and Head of Development and Research - cmc Instruments GmbH
The requirements in the renewable energy for large industrial gearboxes as installed in wind turbines on-/ offshore rise. Ever more flexibility at a maximum operational reliability and a long life time are required of them at the same time, so the requirements for t…
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Recent Developments in Partial Discharge Monitoring and Data Interpretation
Dr. Greg Stone - Director Business Development - IRIS Power
Dr. Greg Stone was one of the developers of on-line partial discharge test methods to evaluate the condition of the high voltage insulation in stator windings. Since 1990, Dr. Stone has been employed at Qualitrol - Iris Power in Toronto, Canada, a motor and gene…
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Operational Diagnostics that Change Everything – AGL’s Realtime Data Journey
Mark Faith - Manager, Operations Diagnostic Center - AGL
Four years ago, AGL initiated a real time data journey as a cornerstone in optimizing their business. They started by centralising their real-time data with 650,000 data points coming into Melbourne from across Australia. But they knew that no matter how g…
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Life Cycle Maintenance: Boral Cement - Berrima
Lourens van Schalkwyk - Senior Electrical Engineer - Boral Cement
This presentation covers maintenance strategies, asset failures and case studies from an end users perspective. All the information is related to the equipment at Boral Berrima and the challenges we faced to implement improvements to provide reliabili…
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New Tools For Diagnostic Measurements On Rotating Electrical Machines
Michael Krüger - Consulting Engineer – Testing and Diagnosis of Electric Power Equipment - OMICRON electronics GmbH
Rotating electrical machines are important and expensive assets in electric power systems. Recurring diagnostic measurements on the electrical insulation of stator and rotor are important to ensure the safe operation and prevent unexpected o…
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Electric Motors with Variable Speed Drives – Reducing the Effects of Switching Electronics
Galina Mirzaeva - Associate Professor - The University Of Newcastle
Variable Speed Drives (VSD) offer numerous advantages and have been adopted in many industrial applications. However, they have also brought some new challenges. Many of these are associated with the so-called Common Mode Voltage. If an induction mo…
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Innovations in Condition Monitoring – Generator Rotor Shorted Turns Detection using Rotor Flux Probe
Peter Burnell - Electrical Engineer - AGL Torrens Island Power Station
In 2018 AGL Torrens commenced a strategy to install rotor flux probes into its B Station 200MW steam driven turbo generators. The aim of this project is to monitor the rotor turn insulation in service and to detect conditions such as rotor turn shorts. Historica…
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Aftermarket/non-OEM Solutions for Speedy Failed Generator Recovery
This presentation will address several recent case histories where the author’s company has engaged in innovative solutions for successful and expedient recovery of generators that have suffered failures of some kind during operation. This pres…
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Case Study: Preventing Major Incidents in Hydro Power Plants
Enes Zulovic - Specialist Hydropower Engineer - Acutel Consulting
The paper provides Case study how major incident in underground hydro power plant capacity of 450 MW prevented by in house diligent engineering. Its story about finding engineering solution for the penstock self-exciting resonance, detail s…
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Failure of a 1.5 MVA Distribution Transformer - From There to Where?
Jacob Gould - Maintenance Electrical Engineer - CMOC Northparkes Mines
Intrusive maintenance of a 1.5 MVA distribution transformer to rectify several oil leaks lead to the assets failure within 18 hours of re-energisation. The failed transformer provided power to production-critical equipment which was returned to service within 24 hour…
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Look Up and Live - Accidental Powerline Contacts in Queensland
Jason Beasley - Community Health and Safety Advisor - Ergon/Energex
Energy Queensland like all entities have numerous accidental powerline contacts. Construction and agricultural equipment are growing, and are more frequently contacting powerlines on a daily basis. Over the past few years there has been several fatalities an…
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Why Electrical Machines Shouldn't Fail
Mike Davis - Principal Technical Authority - machinemonitor®
This presentation will explore the reasons why electrical machines operate one minute then fail the next! Over the decades many studies and surveys have sought to understand the failure processes involved in electrical machine failures.. most studies and f…
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Snap Crackle & Pop! Three Stages of High Voltage Testing
Andrew Berry - Doctoral Candidate - University of Canterbury
How do you conduct high voltage testing in a difficult location? How do you apply a 47kV AC test voltage, to a stator at one of Australia’s largest power stations? And how do you do any of that without an unlimited local supply? This paper describ…
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Medium Speed Diesel Engine Alternator Failures, Root Cause Analysis And Partial Discharge Repairs
Madawa Jayawardana - Asset Electrical Engineer - Enwave
From the year 2008 to 2014, 100 MW Heladhanavi power plant in Sri Lanka faced few issues and challenges in maintaining its six 21 MVA alternators. These alternators were driven by six 17 MW diesel Engines. The plant was commissioned in the year 2005 and…
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Asset Failure. What Next? – Recovery Plans! 120MW Turbo Generator Overflux During AVR Compliance Testing
Malcolm Ballinger - Asset Manager Electrical - AGL Torrens Island Power Station
During AVR compliance testing in 2015 on a 48 year old 120MW turbo-generator running at full speed no load, an incorrect signal was inadvertently injected into the AVR control system into a non-standard injection point outside of the AVR limiters. The inject…
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The Key to Generation System Reliability
Brian Sparling, Tara-lee MacArthur - Dynamic Ratings Inc.
Power companies maximize revenue by operating the critical generation power equipment without any unexpected shutdowns. They invest heavily on identifying and eliminating potential reliability issues on individual components of that system, but seldom look …
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Large Motor Protection – Understanding The Most Vulnerable Components for Correct Discrimination.
Ron Scollay - Principal Engineering Consultant - machinemonitor®
Motors are robust components, the large power ratings however, manifest as significant energy input during fault conditions and starting. Motors are designed to start direct on line and the winding components, rotor and stator absorb the energy associated with the…
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Partial Discharge Measurements on Medium and High Voltage Assets: How, When, Why?
Luca Garagnani - Senior Electrical Asset Management Engineer - machinemonitor®
Condition assessment of the electrical assets is an important task that must be performed as best as we can to avoid catastrophic consequences of unexpected failures. Different machines with different design and operating functions could require various t…
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