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STUDY COMMITTEES A2 & D1
PS 1: Advances in materials, specification, design and manufacturing of transformers and new applications
Transformer specifications for improving efficiency and reliability of design, manufacturing and installation processes;
Specification of dielectric and / or thermal design requirements, especially for unusual applications;
New and advanced materials, concepts and design techniques;
Transformers for universal access to electricity;
Transformers for application in solar farms and wind parks;
Transformers for application in smart grids;
Effect of overload requirements on transformer design and its components. Specification and design requirements based on the estimated load curve of the transformer;
PS 2: Quality assurance, performance on factory final test and during commissioning
Challenges in dielectric testing and how to overcome them;
Application of advanced tools for measuring and interpreting test results;
Best practices and lessons learned from design review experience;
Thermal behavior of power transformers, including harmonic effects from the system and HVDC applications;
Experience with the application of guides and standards for interpretation of Dissolved Gas Analysis (DGA) in insulating mineral oil during factory tests.
PS 3: Reliability and field performance of transformers
Transformers long term reliability studies and surveys;
Actions to improve reliability through operation, maintenance, refurbishment and repair;
Technical, regulatory and economic aspects and their influence on transformer life cycle management;
Strategies to decide the moment of taking a transformer out of operation;
Tap changers (maintenance strategies, failure modes, experience with vacuum OLTC).
STUDY COMMITTEES A3 & B3
PS 1 - Transmission and distribution equipment - future developments
DC medium voltage circuit breakers;
Measures to improve reliability;
Experience and countermeasures for stresses and overloads;
Development of equipment with lower environmental impact;
SF6 alternatives for current interruption and electrical isolation.
PS 2 - Substation management and lifecycle management of transmission and distribution equipment
Risk assessment and decision making to optimize substation assets and maintenance management;
Evolution of skills and management competences, training;
Diagnosis and prognosis / equipment monitoring;
Influence of environmental and operational conditions;
Premature failures in instrument transformers;
Renovation, refurbishment, expansion and up-rating of substations;
Continuity of service for maintenance, refurbishment and replacement.
PS 3 – Emerging technologies and design and impact of distributed renewable energy generation
Substation trends and solutions to meet new grid requirements including growth of renewable energy resources;
Impacts of distributed renewable energy sources and energy storage on equipment specification;
Trends and solutions for modular, prefabricated and quick assembly substations;
Development of projects focusing on safety, health and recycling.
PS 4 – Intelligence integration
Application of new concepts such as Internet of Things (IoT) and big data analysis;
Challenges and expectations for digitized substations;
Incorporation of intelligence to equipment;
New and emerging technologies for switching devices and other equipment.
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O cronograma técnico foi revisado. Data limite para entrega dos resumos estendida para:
até 31 de março de 2020
até 15 de abril de 2020
Technical schedule has been revised. Abstract submission due date extended to: