Substation Design Consideration
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, Substation Design Shahzad Azam Hashmi Power System
Table of Contents
1. Gas Breaker Height...................................................................................................................... 3
2. Substation Switching Equipment ................................................................................................ 3
3. Designing of Substation .............................................................................................................. 3
3.1. Service Conditions................................................................................................................ 3
3.2. Primary System Characteristics ............................................................................................ 3
3.3. Secondary System Characteristics........................................................................................ 3
3.4. Facility Load/ Generation Characteristics ............................................................................ 4
3.5. Insulation Requirements ...................................................................................................... 4
3.6. Current Requirements.......................................................................................................... 4
3.7. Electrical Studies .................................................................................................................. 4
3.8. Substation Layout Considerations ........................................................................................ 5
3.9. Utility Requirements ............................................................................................................ 5
3.10. Communication/Monitoring Requirements ...................................................................... 5
3.11. Other Studies/Field Tests ................................................................................................... 5
4. Electrical Configuration ............................................................................................................... 6
5. Reliability Model ......................................................................................................................... 6
6. Types of Sub-Station Structures .................................................................................................. 7
7. Surge and Lightening Protection Approaches ............................................................................. 9
7.1. Surge Protection................................................................................................................... 9
7.2. Lightning Protection ............................................................................................................. 9
7.3. Surge and Lightening Protection Design Methods ............................................................ 10
8. Grounding Consideration .......................................................................................................... 10
9. Sub-Station Fire Protection ....................................................................................................... 10
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