I want to do some research about microgrid consist of distributed generation,such as PV,MTG,WTG,BESS and so on. So I need a reference microgrid backbone which is authoritative to verify my ideas.Can anyone give me some ways to get a complete microgrid backbone which is of IEEE standard or some else?Hope you can give me some reference books or papers or link address.I will be very thankful for your help!