3Kakigano H, Miura Y, Ise T, et al. Fundamental characteristics of DC micro-grid for residential houses with cogeneration system in each house[C]. 2008 IEEE Power and Energy Society General Meeting--Conversion and Delivery of Electrical Energy in the 21st Century, Pittsburgh, PA, USA, 2008: 1-8.
4Marnay C, Robio F J, Siddiqui A S. Shape of the micro-grid[C]. IEEE Power Engineering Society Winter Meeting, Columbus, OH, USA, 2001, 1: 150-153.
5Barnes M, Ventakaramanan G, Kondoh J, et al. Real- world micro-grids-an overview[C]. IEEE International Conference on System of Systems Engineering, San Antonio, TX, USA, 2007: 1-8.
6Fred C Lee. Sustainable Buildings and Nanogrids[EB/ OL]. http://www.cpes.vt.edu/publications/proceedings/ conference/2010/index.php, 2010.
7Mark Mc Granaghan, Thomas Ortmeyer,. David Crudele, et al. Renewable systems interconnection study: advanced grid planning and operations[R]. Sandia National Laboratories, 2008.
8My Ton, Brian Fortenbery Data Center Efficiency DC Power for Improved [R/OL]. http://hightech. lbl.gov/dc-powering/, 2008.
9Ciezki J G, Ashton R W. Selection and stability issues associated with a navy shipboard DC zonal electric distribution system[J]. IEEE Transactions on Power Delivery, 2000, 15(2): 665-669.
10Chun Lien Su, Chun Teng Yeh. Probabilistic security analysis of shipboard DC zonal electrical distribution systems[C]. IEEE Power and Energy Society General Meeting, 2008:1-7.