Patent ID: 9551604
Date: 2017-01-24
CPC Classifications: G01F

Claim:
1. A multiphase flowmeter comprising: a first flow quantity measurer configured to transmit and receive a first measurement signal, the first flow quantity measurer being disposed on an outside wall of a vertical pipe line within which fluid flows; a second flow quantity measurer configured to transmit and receive a second measurement signal, the second flow quantity measurer being disposed on an outside wall of a horizontal pipe line which is connected to the vertical pipeline; and a flow quantity parameter calculator configured to receive the first measurement signal from the first flow quantity measurer and the second measurement signal from the second flow quantity measurer, the flow quantity parameter calculator being configured to calculate a diameter of gas bubbles in the fluid and a number of the gas bubbles in the fluid in accordance with the first measurement signal and the second measurement signal, the flow quantity parameter calculator being configured to calculate a quantity of the gas bubbles in accordance with the diameter of the gas bubbles and the number of the gas bubbles.