Electric Power System Overcurrents
C.A. ColeFriday, August 27, 2021
Short Circuit Current Normal, or load, current may be defined as the current specifically designed to be drawn by a load under normal, opera...
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Showing posts with label Fault Analysis. Show all posts
Showing posts with label Fault Analysis. Show all posts
Fundamental of Short Circuit Currents
C.A. ColeSunday, April 18, 2021
Medium Voltage Switchgear | Source: Schneider Electric A short circuit is one of the major incidents affecting electrical systems. Short-c...
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Sources of Short Circuit Currents
C.A. ColeSaturday, April 17, 2021
Substation When determining the magnitude of short-circuit currents, it is extremely important that all sources of short-circuit current h...
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Basic Guide for Power System Protection
C.A. ColeThursday, December 17, 2020
A power system is not only capable to meet the present load but also has the flexibility to meet future demands. A power system is designe...
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What is the Importance of X/R Ratio?
C.A. ColeMonday, November 02, 2020
Electrical Engineers need to know the importance of X/R ratio in doing fault calculations. This ratio can actually determine the peak asymm...
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What are the Conditions in Selecting Current Transformer in Protective Relaying
C.A. ColeTuesday, July 14, 2020
Current Transformer The current transformer is one of the main essential components in protective relaying. Along with Potential Transformer...
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Example: Double Line to Ground Fault Calculation
TGI 360Friday, November 15, 2019
Double Line to Ground Fault Double line to ground fault when both phases on the three phase line are accidentally connected to the grou...
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Unbalanced Fault Analysis: Double Line to Ground Fault
TGI 360Friday, November 15, 2019
Double line to ground fault when both phases on the three phase line are accidentally connected to the ground. In this case, fault curre...
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Example: Line to Line Fault Calculation
C.A. ColeSaturday, October 05, 2019
The Line-to-Line fault on a transmission line happens when two current carrying conductors in a three phase system accidentally comes i...
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Unbalanced Fault Analysis: Line to Line Fault
C.A. ColeSaturday, October 05, 2019
Line to Line Fault Line to line fault happens when two phases of the three phase line accidentally connected each other. In this case, ...
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