| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To realize stabilization of a distribution system by a sodium-sulfur battery when a photovoltaic power generation equipment is connected to the distribution system in large quantities. <P>SOLUTION: This is a sodium-sulfur battery system (NaS battery system) which is connected to a primary bus bar or secondary bus bar of a distribution substation, and power is supplied to a heater of the NaS battery system from a power supply in the building of the distribution substation, and a measured value by a measuring device installed at the connection point with a power system of the distribution substation is transmitted to a control device of an AC/DC conversion device of the NaS battery system, and based on this measured value, charge and discharge are controlled. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
