Pulse Shape Analysis and Advanced Techniques for Partial Discharge Measurement in Rotating Machines

André Tomaz de Carvalho, Daniel Leandro Argolo, Caio Fleming Cunha, Hélio de Paiva Amorim

CEPEL, Brazil

Locate Hydrogenerator Stator Failure by Partial Discharge Monitoring, Dielectric Test and Corona Inspection

Fernando Brasil, Julio Nascimento, Paulo Vilhena

Eletrobras Eletronorte, Brazil

Evaluation of the high-frequency electrical behavior of stator windings of 18 kV by measuring partial discharges and complement analysis using the EMTP/ATP

Hélio Amorim, Mayara Cagido, Rogério Azevedo, Daniel Argôlo

Cepel, Brazil

Evaluation of the Discharges Criticality in the Stator Winding End Corona Protection Region

Paulo Vilhena¹, Fernando Brasil¹, Johnny Rocha²

1: Eletrobras Eletronorte, Brazil; 2: Trassínio Consultoria Ltda, Brazil

Machine Learning Techniques for Identifying Partial Discharge Sources from Phase-Resolved Partial Discharge Patterns

Melanie Levesque, Ryad Zemouri

Hydro-Quebec, Canada

Applicability of AI Tools to Analyze Phase-Resolved Partial Discharge from Motor and Generator Stator Windings

Greg C. Stone¹, Mladen Sasic²

1: Stone Dielectrics, Canada; 2: Iris Power L.P., Canada

AI-Driven Fault Detection in Hydroelectric Generators: Integrating Variational Autoencoders with Stray Flux Analysis

Helene Bechara¹, Ryad Zemouri², Arezki Merkhouf², Antoine Tahan¹, Kamal Al-Haddad¹

1: Ecole de technologie supérieure, Canada; 2: Hydro Québec Research Institute (IREQ)

Software Design of Turbine Generator Shaft Earthing-Brush Fault Types Diagnosis System Based on Deep Learning

Katudi Oupa Mailula¹, Mawande Mbotyini²

1: Eskom RT&D, South Africa; 2: Eskom NTCSA, South Africa

Overview of the Advanced Diagnosis of Generators (DIAAA) Platform for Digital Twin Application

Arezki Merkhouf, Mélanie Lévesque, Olivier Kokoko, Maxime Casavant, Joel PEDNEAULT-DESROCHES

Hydro-Québec, Institut de Recherche, Canada

Graph neural network auto encoder and deep modular learning for prognostics and health management of hydrogenerators

Ryad Zemouri, Mélanie Lévesque

Hydro-Québec, Canada

Understanding and Extending Hydro-Generator Capability Through Thermal Diagnostics and Probabilistic Modelling

Ghofril Kahwati¹, Arezki Merkhouf¹, Antoine Tahan², Kamal Al-Haddad²

1: Hydro-Québec, Canada; 2: École de Technologie Supérieure, Canada

Advanced health monitoring of hydrogenerators using VAE including KAN for fault detection and diagnosis using stator vibration signals

Rony Ibrahim¹, Arezki Merkhouf², Antoine Tahan¹, Ryad Zemouri², Kamal Al-Haddad¹

1: Ecole de Technologie Supérieure, Canada; 2: Hydro-Québec Research Center, Canada

Grid Resilience and Renewable Integration: India's Transition to a Sustainable Power System

Shubhra Shah, Prakash Chand Sharma

NHPC Limited, India

Requirements for Power System Stabilizer Tuning

Luis Rouco¹, Miguel Cordoba¹, Lukas Sgrist¹, Alejandra Cedenilla-Bote², Philippe Carpentier³, Adrien Guironnet³, Gilles Torresan³

1: Universidad Pontificia Comillas, Spain; 2: Cresym; 3: RTE France

Development of a Diagnostic Strategy for Large Hydrogenerator Rotors

Olivier kokoko, arezki merkhouf, Mélanie Levesque, Simon Bernier

Hydro-Quebec, Canada

Advancing Reliability: Case Studies on Offline Diagnostic Testing for High-Voltage Turbo Generators

Sunny Gaidhu, Krzysztof Pyc, Ashfak Shaikh

Kinectrics, Canada

Diagnostic Methods Of Synchronous Machines With Salient Poles Using Airgap Flux, Pole Leading Edge Induction Voltage, Stray Flux Measurement And Ampere-Turns measurements

Simon Bernier¹, Arezki Merkhouf¹, Olivier Kokoko¹, Kamal Al-Haddad²

1: Institut de recherche d’Hydro-Québec(IREQ), Varennes, Canada; 2: École de technologie Supérieure, Montréal, Canada

Hydro-generator condition-based monitoring system modernization for maintenance optimization

Aaron Doyle¹, Ozren Oreskovic², Ozren Husnjak²

1: Qualitrol - Iris Power, Canada; 2: Veski

Importance of Polarity test of stator winding as pre-commissioning test for Hydro Generators

Suprakash Adhikari, Niraj Kumar Singh, Ashwatthama Tiwary, Pranav Kumar

NHPC Limited, India

Hydro-unit increased vibration case study

Ozren Husnjak¹, Ozren Oreskovic¹, Aaron Doyle²

1: Veski, Croatia; 2: Qualitrol - IRIS Power, Canada

Overview of Localized Partial Discharge Activity Analysis with Results from Dissection of Individual Stator Bars and Coil

Alexandre Simard¹, Mélanie Lévesque², Éric David¹, Hélène Provencher²

1: École de Technologie Supérieure, Canada; 2: Hydro-Québec, Canada

Evaluation of Turbo Generator Stator Bushing Condition Monitoring

Katudi Oupa Mailula¹, Sandile MOLOI², Promise MBANGA³, Simon HIGGINS⁴

1: Eskom RT&D, South Africa; 2: Eskom RT&D, South Africa; 3: Eskom RT&D, South Africa; 4: Eskom Generation, South Africa

Rotor Temperature Continuous Monitoring using Fiber Bragg Gratings

Hélène Provencher¹, Arezki Merkhouf¹, Serge Sarraillon¹, Isabelle Castonguay², Charles Prévost³, Anne-Marie Carita³

1: Institut de recherche d'Hydro-Québec; 2: Hydro-Québec, Canada; 3: RPR Hydro

Environmental Impacts of Manufacturing and Renovation of High Voltage Rotating Machines and Power Plants

Anna Gegenava, Aleksandr Khazanov, Aleksei Nikolaev

National Electric Coil, United States of America

Proposal for Methodological Note of Life Cycle Assessment: Eco-design of Turbogenerator

Robert MEYER, Vincent FERNAGUT, Raul MORALES

EDF, France

Optimization process applied to Synchronous Generator designs to improve machine key parameters to suit Synchronous Condenser applications

Frantisek Zeman, Robert Thornton-Jones

Baker Hughes - Brush Power Generation

The Lack of Air-gap Orthogonality and Parallelism Impact Upon the Unbalanced Magnetic Pull

Mauro Uemori¹, Jorge Johnny Rocha Echeverria², Edson da Costa Bortoni³

1: Trassínio Consultoria Ltda, Brazil; 2: Trassínio Consultoria Ltda, Brazil; 3: UNIFEI - Universidade Federal de Itajubá

Research on Stagnation Zone Based on RTD Method and Improvement of Coupled Fluid-solid Heat Transfer Considering Mesh Morphing

dongxiao chen¹, yuting gao¹, guifen li²

1: wuhan university, China; 2: Harbin Electric Machinery Company Limited , China

Development of the new Type of Carbon Brush for Adjustable Speed Generator-Motor

Hiroshi Hatano, Fumio Sawa, Hidehito Matsuzaki, Hiroaki Ishizuka, Ooki Osada, Minori Onodera

Toshiba Energy Systems & Solutions Corporation, Japan

Endurance tests of power electrical connections in bolted assembly

Nicolas DEBERNE, Younes HAMDAN

EDF, France

REPLACING DIAMOND COIL STATOR WINDINGS WITH ROEBEL HALF-BAR TYPE ARMATURE WINDINGS TO MITIGATE THE FREQUENT STATOR FAILURES CAUSED BY INTER-TURN FAULTS : NHPC EXPERIENCE

LAKESH KUMAR, ADITYA BHARDWAJ, MOHAMMAD YUSUF, BUDAMA KRISHNA CHAITHANYA

NHPC LIMITED, India

Stator Windings Neutral Inversion Case Study

Claude Hudon, Remi Taghizad, Gabriel Gosselin, Clément Durochat

DMI Energy, Canada

The Need for a Classification of Different Kinds of Partial Discharges to Provide Effective Reinvigoration of the Corona Effect Preventive System in Stator Winding Maintenance Process

Jorge Johnny Rocha Echeverria, Mauro Ken Iti Uemori

Trassínio Consultoria Ltda, Brazil

Assessment of the Stator Insulation System of Synchronous Compensators to Determine the Need for Modernization

Júlio Nascimento, Fernando Brasil

Eletrobras-Eletronorte, Brazil

Insulation Systems for Motors, Generators and Synchronous Condensers – Contributions to writing Specifications for Services and new Windings.

Fernando Roberto Spezia, Camila dos Santos Gonçalves, Julio Acordi Dorigon

WEG, Brazil

Enhancing combined cycle power plant Efficiency Through Advanced Fogging Techniques: GE 13E2 gas turbine no.5 in Samra/Jordan as a case study.

Mohammad Farhan Zyoud¹, lutfi alsharif²

1: Samra Electrical Power Company SEPCo., Jordan, Hashemite Kingdom of; 2: Hussien technical university / Jordan

Méthode d’atténuation des dangers liés aux éclats d’arc de grande énergie

Kirk Gray, Brouillette Jean

Hydro Quebec, Canada

STRATEGIC PLANNING & CHALLENGES FOR INSTALLATION OF GENERATOR CIRCUIT BREAKERS (GCBs) TO IMPROVE PROTECTION OF THE GENERATING UNIT, BY CLEARING POTENTIAL HARMFUL SHORT-CIRCUIT FAULTS IN THE HYDRO POWER STATIONS

SUPRAKASH ADHIKARI, NIRAJ KUMAR SINGH, MITESH KUMAR, ALOK YADAV

NHPC LIMITED, India

Design And Analysis of New Bladeless Vortex Wind Turbine

Payam Alemi, Mahdi Zavvar, Alireza Khosroshahi

Hatch, Canada

Dynamic State Estimation of Doubly Fed Induction Generator based on Robust Particle Filtering

Shahabodin Afrasiabi¹, Sarah Allahmoradi²

1: Power System Consultant (PSC), Canada; 2: FortisAlberta Inc., Canada

CMS support in preventive maintenance actions to extend the useful life of direct drive turbine main bearings

Emerson Lima do Nascimento¹, Rafael Rosar Matos¹, Tiago Kaoru Matsuo¹, Emerson Ancini¹, Douglas Brandão²

1: AQTech Power Prognostics, Brazil; 2: CEMIG

Case study: supporting the maintenance management of wind turbine fleets with gearbox defect patterns using condition monitoring systems

Emerson Lima do Nascimento¹, Rafael Rosar Matos¹, Emerson Ancnini¹, Tiago Kaoru Matsuo¹, Ermerson Lima²

1: AQTech Power Prognostics, Brazil; 2: CGN Brazil Energy, Brazil

Practical Applications of Electrical and Current Signature Analysis in DFIG Wind Generator and Powertrain Reliability Evaluation

Howard W Penrose

MotorDoc LLC, United States of America

Digital twin model for predicting the energy generation from the wind turbine

Donya Azhand, Faramarz Ghelichi, Safdar Mahdavi Majd, peyman alimohammadi

Monenco Iran, Iran, Islamic Republic of