Microgrid implementation Guyana

What are the different models used by US Microgrid developers?

The more common models used by the USA microgrid developers are Power Purchase Agreement and Energy Performance Contract, often used by energy supply companies and energy efficiency projects, respectively ( EEM, 2016 ).

What are the key innovations in Microgrid technology?

Relevant innovations include adjustments to the electrical connections of its internal DER so as to ensure their integration into a microgrid structure and the development of islanded and interconnected operating procedures allowing flexibility to seamlessly transition from grid-connected to isolated operation and vice-versa.

What challenges must be addressed when developing a microgrid?

The design of an adequate protection scheme is another important challenge that must be tackled when developing a microgrid. In fact, differently from traditional distribution networks, fault currents in microgrids may drastically change depending upon the location of the fault.

How can a microgrid be able to provide a good service?

In order to achieve that, auctions of geographical service areas for microgrids could be carried out, in which the best service: desired percentage of renewables in its generation mix, better price, greater reliability, value added services, or other, could be selected ( Bhave, 2016 ).

Do microgrids pose a dynamic threat to network stability?

This condition may be worsened by the low-inertia conditions that characterize (small) microgrids. Therefore, Dynamic Security Assessment (DSA) needs to be preliminarily performed to determine whether such corrective actions pose a dynamic threat to the network stability. However, very few papers focus on the DSA and control of microgrids.

Does Guyana's power grid need to be modernized?

Guyana's power grid is in a severe state of disrepair and needs to be modernized. Approximately 26 percent of the power generated by GPL is lost due to inefficiencies in the grid.