摘要 |
PURPOSE: A network power controlling system is provided to control a ship or a plant at high speed and easily manufacture a ship or a plant. CONSTITUTION: Master nodes(11,12) are installed in a safe area. A plurality of slave nodes is installed in a dangerous area. A communication network of the master nodes and slave nodes are connected in a ring topology type. The communication network uses a PoN(Power over Network) type. A plurality of the slave node is supplied from the master node. |