Health Monitoring of Overhead Power Transmission Line: User Needs V th SAMCO Workshop Vienna 26-27 January, 2004 Dmitri SNEGOVSKI (Mech. Eng., PhD student) Transmission and Distribution of Electrical Energy University of Liege - Montefiore Institute of Electricity Belgium
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Health Monitoring of Overhead Power Transmission Line:
User Needs
Vth SAMCO WorkshopVienna
26-27 January, 2004
Dmitri SNEGOVSKI (Mech. Eng., PhD student)Transmission and Distribution of Electrical Energy
University of Liege - Montefiore Institute of Electricity
Belgium
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 2 ULG - Montefiore Institute of Electricity
Summary
1. Monitoring Problematics2. Sag & Temperature Monitoring3. Sensible Elements4. Damage Diagnostics5. Wind-Induced Vibrations6. Vibration Measurement7. Conclusions
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 3 ULG - Montefiore Institute of Electricity
1. What the User Needs NOT?
New York - August 14, 2003 Black-Out in USA, initiated by increased conductor sag due to overheat
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 4 ULG - Montefiore Institute of Electricity
Concerns
Ageing Increasing Power LoadsDeregulation in Power Transmission
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 5 ULG - Montefiore Institute of Electricity
Impacts
WindCorrosionContamination
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 6 ULG - Montefiore Institute of Electricity
Real-time & Permanent
Nondestructive & Hotline Mounted
Predictive, Secure, Controllable etc.
What kind of monitoring user needs?
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 7 ULG - Montefiore Institute of Electricity
> Maintenance > Optimal Power Delivery
Why Real-time & Permanent?
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 8 ULG - Montefiore Institute of Electricity
Ageing
Wind-induced motion
> Maintenance > Optimal Power Delivery
Prevent hazards…
Why Real-time & Permanent?
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 9 ULG - Montefiore Institute of Electricity
Sag
> Maintenance > Optimal Power Delivery
Why Real-time & Permanent?
Sag and/or Temperature Monitoring
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 10 ULG - Montefiore Institute of Electricity
Sag
> Maintenance > Optimal Power Delivery
Sag and/or Temperature Monitoring
Why Real-time & Permanent?
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 11 ULG - Montefiore Institute of Electricity
Sag
> Maintenance > Optimal Power Delivery
Sag and/or Temperature Monitoring
Why Real-time & Permanent?
Vth SAMCO Workshop Monitoring of Overhead Power Transmission Line – User Needs
Vienna, 26-27 January, 2004 12 ULG - Montefiore Institute of Electricity