Patent ID: 8185237
Filing Date: 2012-05-22
Classification: G01F

Abstract:
1. A method for a dispense verification meter to verify a dispense operation, the method comprising the dispense verification meter taking the following steps: receiving a descriptor for a desired dispense operation, the descriptor defining a desired dispensed volume of a media to be dispensed; responsive to a trigger signal indicating an occurrence of a dispense operation, measuring flow rates of the media to be dispensed multiple times over the course of the dispense operation; calculating a dispensed volume of the media based on the multiple flow rate measurements; verifying the dispense operation based on the calculated dispensed volume and the desired dispensed volume defined by the received descriptor; and measuring an idle flow rate of the media one or more times during an idle period between dispense operations, wherein calculating the dispense volume of the media based on the multiple flow rate measurements further comprising calculating the dispensed volume of the media based on the multiple flow rate measurements and the idle flow rate measurement(s).