Cable Failure Investigations
07th-08th July 2021 Europe Online
OverviewAgendaCourse LeaderRegisterVenueContact
ABOUT THE COURSE
Cable Failure Investigations
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| DAY 1 |
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SESSION 1 : Failure and Mechanism – Cable Fault Characteristics
- Different types of cables systems
- Paper Cable Systems
- Fluid filled cables
- MI cables
- Accessories
- Mixed Cable Systems
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SESSION 2 : Types of Failure Causes in cables
- Design faults
- Faults during production
- Installation faults
- Degradation mechanisms for cables
- Water trees
- Electrical treeing
- Contaminants, protrusion of the semi-conductive layers and voids in the insulation and at interfaces.
- Thermal Degradation
- Sheath-faults
- Moisture ingress and water ingress
- Neutral corrosion
- Lead corrosion
- Oil starvation
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SESSION 3 : Types of Failure Causes in accessories
- Design faults
- Installation faults
- Dry electrical
- Contaminated Interface
- Thermal degradation due to failed connectors and/or high current:
- Mechanical pressure
- Localized Electrical Stresses (joints for PILC-cables)
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| BREAK |
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SESSION 4 : Step By Step Procedure For Successful Location Of Cable Faults
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SESSION 5 : Root Cause Analysis – Process, Steps, Challenges and Application
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END OF DAY 1
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| DAY 2 |
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SESSION 6 : Prelocation By Pulse Injection and Using Fault Generated Transients
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SESSION 7 : VLF Testing and Diagnostics-VLF vs DC high pot testing, PD and loss angle measurements, PD mapping
- Different test methods
- Commonly available
- Experimental
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SESSION 8 : HV and EHV Cables- On-line fault location & Sheath fault location
- Differences to MV cable systems
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SESSION 9 : Commercially Available Equipment and Failure Investigation & Analysis Tools
- TST-Transgressive System Tract
- HST-Highstand System Track
- LST –Lowstand System Tract
- FSST- Falling –Stage System Tract
- Hierarchy in Sequence Stratigraphy
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| BREAK |
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SESSION 10 : Current Challenges, Minimize Power Cables Failures & Cables Materials
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SESSION 11 : Maintenance Strategies to Avoid Failure
- Condition Assessment Strategies
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COURSE ENDS
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COURSE OUTLINE
Cable Failure Investigations
|
| DAY 1 |
| |
| |
SESSION 1 : Failure and Mechanism – Cable Fault Characteristics
- Different types of cables systems
- Paper Cable Systems
- Fluid filled cables
- MI cables
- Accessories
- Mixed Cable Systems
|
| |
SESSION 2 : Types of Failure Causes in cables
- Design faults
- Faults during production
- Installation faults
- Degradation mechanisms for cables
- Water trees
- Electrical treeing
- Contaminants, protrusion of the semi-conductive layers and voids in the insulation and at interfaces.
- Thermal Degradation
- Sheath-faults
- Moisture ingress and water ingress
- Neutral corrosion
- Lead corrosion
- Oil starvation
|
| |
SESSION 3 : Types of Failure Causes in accessories
- Design faults
- Installation faults
- Dry electrical
- Contaminated Interface
- Thermal degradation due to failed connectors and/or high current:
- Mechanical pressure
- Localized Electrical Stresses (joints for PILC-cables)
|
| BREAK |
| |
| |
SESSION 4 : Step By Step Procedure For Successful Location Of Cable Faults
|
| |
SESSION 5 : Root Cause Analysis – Process, Steps, Challenges and Application
|
| |
END OF DAY 1
|
| DAY 2 |
| |
| |
SESSION 6 : Prelocation By Pulse Injection and Using Fault Generated Transients
|
| |
SESSION 7 : VLF Testing and Diagnostics-VLF vs DC high pot testing, PD and loss angle measurements, PD mapping
- Different test methods
- Commonly available
- Experimental
|
| |
SESSION 8 : HV and EHV Cables- On-line fault location & Sheath fault location
- Differences to MV cable systems
|
| |
SESSION 9 : Commercially Available Equipment and Failure Investigation & Analysis Tools
- TST-Transgressive System Tract
- HST-Highstand System Track
- LST –Lowstand System Tract
- FSST- Falling –Stage System Tract
- Hierarchy in Sequence Stratigraphy
|
| BREAK |
| |
SESSION 10 : Current Challenges, Minimize Power Cables Failures & Cables Materials
|
| |
SESSION 11 : Maintenance Strategies to Avoid Failure
- Condition Assessment Strategies
|
| |
COURSE ENDS
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Work Experience
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- Former Employee of
- BP Chemicals Switzerland
- Borealis Belgium -Technical support of cable production, claims handling and failure investigations in cables
- Brugg Cables, Switzerland – Technical Support and Business Development
- Since 2011 CEO of Consultant Company in Switzerland
- Member of several Cigre working groups
- Convener of Cigre working group B1-58, Assessment Strategies in Medium Voltage Cable Network
- Member of several ICC working groups
- Chair of ICC working group A13W, A06D and Network luncheon
- Member of Swiss TC20
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Registration fee only covers the cost of all sessions & presentations. The fee is not inclusive of 6% Admin/Bank Charges.
Venue:
Online, Instructor Led Virtual Course
