7. Discussion - comparisonIn the previous sections a systematic methodology of modelling andcontrol of multivector energy systems has been presented and testedthrough numerical simulations on a real isolated microgrid with multiple stochastic loads. The first EMS that was tested is similar toCastañeda et al. [42] and it was shown that taking into account multipleenergy carriers can improve the overall response of the system. Thenmore EMS were tested under various conditions and it was shown thatthey can reduce the usage of the DSL and hence offer a greater level ofautonomy to the system. This clearly shows that the first two hypotheses of this work are true, i.e. for multivector energy systems withmultiple assets, we are able to develop multiple EMS (hypotheses 1 and2) which can improve the overall efficiency of the system. Then usingthe aforementioned systematic methodology and by employing DSRand forecasting tools the overall system’s performance was further enhanced by making sure that the usage of the DSL was reduced evenfurther. This confirmed our 3rd and 4th hypotheses, i.e. that DSR andthe usage of forecasting tools can improve the robustness of the hybridenergy system. Having said that, one important and useful conclusionthat was derived in Section 5 is that the size of the hydrogen tank is anextremely important factor as by being very conservative and using theFC frequently, can result in a situation where the FT is empty towardsthe end of the year and hence rendering the FC unusable when it is mostacutely needed.