Over Voltage Protection

A. Course Description

B. Course Materials

Course Topics (download it using your Unri google work space account, i.e: email_address@student.unri.ac.id). The course will be delivered by Iswadi HR, ST, MT, Ph.D (topics 1-4) and Imam Suri Tauladan, ST, MT (topics 5-7)

1. Over voltage (transient)  sources 

Week 1, 2

1. Switching surge, fault surge, and lightning surge on over head lines: chapter 2 [2].

2. Wave propagation and over voltage on Cable lines : chapter 3 [2].

3. Low frequency switching, fast and very fast over voltage  on Transformer : chapter 4 [1].

2. Design of Lightning Protection System: chapter 3 and 4 [3] .

Week 3

1. Necessity of lightning protection system.

2. IEC 62305-2 standard: risk management.

3. Inspection and maintenance.

3. External lightning protection system: chapter 5 [3].

Week 4, 5

1. Air termination system (ppt).

2. Down conductor (ppt).

3. Material and minimum dimensions for air termination down Conductor.

4. Mounting dimensions for air termination down Conductor.

5. Earth termination system.

6. Electrical isolation for external lightning protection system-separation distance.

7. Step voltage and touch voltage.

4. Internal lightning protection system:  chapter 6 [3].

Week 6, 7

1. Equipotential Bonding for metal installation.

2. Equipotential bonding for power supply systems.

3. Equipotential bonding for information technology system.

Week 8 mid term evaluation

5. Grounding: Chapter 7  [2]. 

Week 9, 10

1. Introduction.

2. Grounding Methods.

3. Modeling for Steady-State and Transient Analysis.

4. Measurement of Transient Responses on Various Grounding Electrodes.

6. Surge Arrester:  chapter 6 [1]. 

Week 11, 12

1. Valve type arrester. 

2. Metal Oxide surge arrester requirement.

3. selection of Metal Oxide surge arrester.

4. Arrester application.

7. Circuit breaker: chapter 7  [1].

Week 13 big project

week 14, 15

1. Principles of Current Interruption.

2. Breaking Technologies.

3. Standard and ratings.

4. Testing of CB.

5. Parameter determination.

week 16 final term evaluation

C. Slide Courses (From others)

1. Over voltage sources

2. Necessity of lightning protection

3. Grounding Lightning protection system

D. Youtube Courses (From others)

1. Source of over voltage 1

2. Source of over voltage 2

3. Lightning protection system

4. External lightning protection system: Air Termination System

5. External lightning protection system: Protection Angle

E. References

1. Juan A. Martinez-Velasco, Power System Transients Parameter Determination, CRC Press, 2010 (full text here).

2. Akihiro Ametani, Naoto Nagaoka, Yoshihiro Baba, Teruo Ohno, Koichi Yamabuki,  Power System Transients THEORY AND APPLICATIONS, CRC Press, 2017 (full text here).

3. DEHN+SONE,  Lightning Protection Guide (the 3rd Edition update), December 2014 (full text here).

4. I merged above three books into one compiled book to match the materials (full text here).