Gas remaining amount management system

Abstract

A gas remaining amount management system includes: a flow rate measurer that measures a gas flowing to a gas appliance from a gas container located at a consumer's place or at each of a plurality of consumer's places; a remaining amount calculator that calculates a gas remaining amount of the gas container based on a measurement result of the flow rate measurer; a first calculator that calculates a replacement timing based on the gas remaining amount by a first calculating method, the replacement timing being a timing at which the gas container is replaced; a second calculator that calculates the replacement timing based on the gas remaining amount by a second calculating method different from the first calculating method; and an informer that informs of the replacement timing based on any one of a calculation result of the first calculator and a calculation result of the second calculator.

Dependencies are inferred from the claim text.