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Research Article

Techno-Economic analysis of distributed generation for power system reliability and loss reduction

, , , , &
Pages 873-888 | Received 24 Jan 2023, Accepted 12 Jul 2023, Published online: 11 Aug 2023

Figures & data

Table 1. Power consumption of the feeders on annual basis.

Figure 1. Single line diagram of the Motta distribution network.

Figure 1. Single line diagram of the Motta distribution network.

Figure 2. Hourly load of each feeder at Motta substation.

Figure 2. Hourly load of each feeder at Motta substation.

Table 2. Total number of interruptions and duration hours of feeders at the substation.

Figure 3. Reliability analysis procedure using DIgSILENT power factory.

Figure 3. Reliability analysis procedure using DIgSILENT power factory.

Table 3. Base case system indices.

Table 4. Base case, Monte Carlo, and enumeration of reliability index.

Figure 4. Comparison of bus voltage at Motta distribution feeder.

Figure 4. Comparison of bus voltage at Motta distribution feeder.

Figure 5. Comparison of bus voltage at Meltolemariyam (M/M) distribution feeder.

Figure 5. Comparison of bus voltage at Meltolemariyam (M/M) distribution feeder.

Table 5. Power loss and reliability index variation as DGs increase.

Table 6. Emission levels of different DGs.

Figure 6. Customer-oriented reliability indices with and without DG integration.

Figure 6. Customer-oriented reliability indices with and without DG integration.

Figure 7. Energy-oriented reliability index with and without DG integration.

Figure 7. Energy-oriented reliability index with and without DG integration.

Data availability statement

The datasets generated during and/or analysed during the current study are not publicly available but are available from the corresponding author on reasonable request.