In this paper we have tackled a problem of optimal Discharge
Scheduling of Energy Storage Systems (DSESP) in MicroGrids (MG)
with renewable generation sources. We have also discussed the
application of a new computational paradigm in optimization: the Hyper-Heuristics algorithms (HH). We have described in detail the
problem, the algorithm's structure and operators used. We have
also described the adaptations applied to the HH to tackle the
DSESP. We have evaluated the proposed solution in two real MG
scenarios: the first one consisting of a heating load with PV generation,
and the second one consisting of an average household
standard load with micro-wind turbine generation. For this first
scenario (Scenario 1), the results obtained show a 5.01% additional
reduction of the energy consumption from the utility grid needed
when optimized scheduling is used instead of a non-optimized
discharge plan. For the second scenario (Scenario 2), the additional
reduction obtained is 5.73%. Summarizing, the results obtained
show that the proposed approach is able to improve the
performance of the MG, fully exploiting the use of the Energy
Storage System.