A vehicle electric power system comprising: at least first and second electric machines configured to generate respective first and second power flows, each electric machine comprising a plurality of multi-phase windings (311-314) that are substantially magnetically decoupled, and wherein each electric machine is configured to be mechanically balanced even if one of the plurality of windings (311-314) is de-energized; a first electrical channel configured to couple a generated first power flow from the first electric machine to a first electrical power bus and to a second electrical power bus ; and a second electrical channel configured to couple a generated second power flow from the second electric machine to the first electrical power bus and to the second electrical power bus ; wherein multiple DC channels for the vehicle electric power system are formed at least in part by the first electrical power bus and the second electrical power bus ; and wherein a load within the vehicle is configured to be powered with DC voltages provided by the first and second electrical power buses , wherein: the at least first and second electric machines respectively comprise first and second multi-phase winding sections (311-314), each multi-phase winding section comprising terminals for multi-phase electric power; the first electrical channel comprises first and second parallel connections to the terminals of the first multi-phase winding sections (311-314); and the second electrical channel comprises third and fourth parallel connections to the terminals of the second multi-phase winding sections (311-314). at least first and second electric machines configured to generate respective first and second power flows, each electric machine comprising a plurality of multi-phase windings (311-314) that are substantially magnetically decoupled, and wherein each electric machine is configured to be mechanically balanced even if one of the plurality of windings (311-314) is de-energized; a first electrical channel configured to couple a generated first power flow from the first electric machine to a first electrical power bus and to a second electrical power bus ; and a second electrical channel configured to couple a generated second power flow from the second electric machine to the first electrical power bus and to the second electrical power bus ; wherein multiple DC channels for the vehicle electric power system are formed at least in part by the first electrical power bus and the second electrical power bus ; and wherein a load within the vehicle is configured to be powered with DC voltages provided by the first and second electrical power buses , wherein: the at least first and second electric machines respectively comprise first and second multi-phase winding sections (311-314), each multi-phase winding section comprising terminals for multi-phase electric power; the first electrical channel comprises first and second parallel connections to the terminals of the first multi-phase winding sections (311-314); and the second electrical channel comprises third and fourth parallel connections to the terminals of the second multi-phase winding sections (311-314). the at least first and second electric machines respectively comprise first and second multi-phase winding sections (311-314), each multi-phase winding section comprising terminals for multi-phase electric power; the first electrical channel comprises first and second parallel connections to the terminals of the first multi-phase winding sections (311-314); and the second electrical channel comprises third and fourth parallel connections to the terminals of the second multi-phase winding sections (311-314). <EOS>