| 摘要 |
PROBLEM TO BE SOLVED: To provide an estimation system and others which can accurately estimate an amount of future gas consumption.SOLUTION: A distribution server 101 comprises: a reception unit 31 which receives indicator data of a gas meter of a supply system; a storage device 307 which stores the indicator data; a previous day ratio calculation unit 33 which calculates a previous day ratio of amounts of gas consumed in the past on the basis of pieces of indicator data read out from the storage device 307; and an estimation unit 34 which estimates a required amount of gas to be consumed on the basis of the previous day ratio of gas consumption. |
