What will I learn from this course?

• Understand the eventual partial discharges during the running of a substation under metal enclosure
• Control the UHF method so called "off-line" partial discharge detecting
• Be efficient in the use of the mobile PDWatch device
• Use the HM software of the PDWatch under normal conditions on real shielded type equipment
• Improve G S monitoring

Topics

Partial discharges

• Insulation defects in the applications under metal enclosures
• Different types of insulation defects
• Physical and chemical phenomena due to partial discharges
• Electromagnetic waves spread in the applications under metal enclosures

Means of detecting

• Conventional method
• UHF method so called "off-line"
• Portable material and solution
• UHF type coupling units
• Process of checking of the
• Coupling units used as voltage capacitive detectors

Capture principles of the PDWatch

• General presentation
• Use step by step
• Recording of the data under the C GRE format
• Recording of the graphic data
• Data management

Use of the "PDWatch manager" software tool

• General presentation
• Use step by step

Practical Works

• Running of the portable solution
• Presentation on a real size"shielded" equipment
• Functioning of the portable solution
• Synchronizing on a real size shield installation
• Commissioning
• Simulations and repairing
• Communications errors
• State error of the captors

Software tool of the PDWatch

• Safety information
• Scheduling
• Installation of material
• Disjunction of material
• PDWatch architecture

Learning path