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Table 7 Results of risk management through β

From: Two-stage stochastic-robust model for the self-scheduling problem of an aggregator participating in energy and reserve markets

 

\(\beta \approx 1\)

\(\beta = 0.8\)

\(\beta = 0.6\)

\(\beta = 0.4\)

\(\beta = 0.2\)

\(\beta \approx 0\)

Day-ahead energy cost (€)

2322.823

2319.852

2484.096

2622.025

2818.022

3120.235

Reserve capacity profit (€)

1496.427

1491.253

1474.033

1473.633

1474.767

1476.107

Real-time energy cost (€)

0

0

-0.014

0

0

0

Reserve deployment profit (€)

743.828

752.403

960.627

1123.300

1296.313

1408.466

Unsupplied reserve penalty cost (€)

0

0

0

0

0

0

Satisfaction cost (€)

2707.274

2707.235

2704.339

2704.697

2705.330

2708.482

Natural gas and operational and start-up/shut-down cost (€)

4872.183

4880.705

4903.795

4915.511

4887.604

4687.957

Total cost of the aggregator (€)

7662.072

7664.136

7657.556

7645.300

7639.876

7632.102

CVaR value (€)

7850.523

7853.732

7865.221

7877.090

7890.798

7925.282