| 摘要 |
PROBLEM TO BE SOLVED: To provide a sodium-sulfur battery package having no fear of a fire being spreaded to other modules in the package even when a fire is broken out inside a module due to a certain cause.SOLUTION: The sodium-sulfur battery package stores module batteries 1, each of which houses a plurality of electric cells, in upper and lower stages in a rack 6. On a rear surface of an upper lid 3 of each module battery, a heat-resistant fire spread prevention plate 10 is disposed. For the fire spread prevention plate 10, a heat-resistant material and a laminate of a heat-resistant material and a heat-resistant back-up plate may be used. |
