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Technical & Engineering Yogyakarta

Grounding System and Lightning Protection

OBJECTIVES

Pelatihan ini ini memberikan pengetahuan dan wawasan mengenai grounding dalam sistem distribusi tenaga listrik. Pelatihan ditekankan pada perencanaan system pentanahan dan perlindungan peralatan dari tegangan lebih petir, operasi dan proteksi sistem distribusi.

MATERI

1. Basic Concepts

• Purpose of Grounding
• Basic Safety Concepts
• Terms and Definition

2. Safety Standards

• Permissible Body Currents
• Permissible Touch and Step Voltages
• Design Considerations

3. Grounding Practices

• Standards (National/IEEE/IEC)
• Grounded vs. Ungrounded
• Distribution Grounding Electrodes

4. Ground Potential Rise Calculations

• Fault Current Distribution
• Modeling/Analysis Requirements
• Thevenin Equivalent at Neutral, Transmission and Distribution System Interaction

5. High Impedance Faults

6. Soil Modeling

• Soil Structure
• Soil Measurement Techniques
• Soil Resistivity Models
• Measurement Interpretation

7. Ground Measurements

• Fall of Potential Method
• The Smart Ground Multimeter
• Ground Integrity Tests
• Transferred and Induced Voltage Measurements

8. Distribution System Transients

• Fault Transients
• Lightning
• Switching
• Ferroresonance
• Impact of Grounds–Voltage Sags/Swells
• Impact on Power Quality

9. Lightning Protection

• Lightning Overvoltages
• Mechanisms of Lightning
• Lightning Characteristics
• Over Voltage Protection
• Insulation Coordination
• Protection of RTUs

10. Fault Detection and Isolation

• Low Impedance Faults
• High Impedance Faults
• Faulted Circuit Indicators
• Fault Distance Indicators

PARTICIPANT 

Pelatihan ini diberikan pada para teknisi, operator maupun supervisor yang bekerja dibidang ketenaga listrikan di industri untuk menangani masalah operasi, instalasi dan pemeliharaan system pentanahan dan proteksi petir.

TRAINING METHOD

Presentation

Discussion

Case Study

Evaluation

FACILITY

Training Kit

Handout

Certificate

Lunch + 2x Coffee Break

Souvenir

Pick Up Participant (Yogyakarta)

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