公开(公告)号：US11499853B2

公开(公告)日：2022-11-15

申请号：US16952175

申请日：2020-11-19

Applicant: Kamstrup A/S

Inventor： Søren Tønnes Nielsen ,  Peter Schmidt Laursen ,  Kaspar Raahede Aarøe

IPC: G01F1/66 ,  G01F1/667 ,  G01F15/063

Abstract: A consumption meter arranged to measure a flow rate of a fluid, comprising: a tube with for passage of the fluid between an inlet and an outlet, multiple individual flow meters arranged at the tube to measure a sub-flow rate of the fluid, a first control circuit and communication interface arranged for receiving the measured sub-flow rate from each of the multiple flow meters, and being arranged to generate a signal indicative of the flow rate of the fluid according to the received sub-flow rates, each of the multiple individual flow meters comprising: a flow meter housing arranged at the tube; first and second ultrasonic transducers arranged in the flow meter housing for transmitting and receiving ultrasonic signals propagating through the fluid; a second control circuit arranged for operating the first and second ultrasonic transducers, and being arranged to generate the signal indicative of the sub-flow rate of the fluid accordingly; and a communication interface arranged for transmitting the signal indicative of the sub-flow rate to the first control circuit.

公开(公告)号：US11118951B2

公开(公告)日：2021-09-14

申请号：US16376620

申请日：2019-04-05

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Anders Hedegaard ,  Kaspar Raahede Aarøe

IPC: G01F1/66

Abstract: Compact ultrasonic flowmeter for measuring flowrate and other fluid related data, comprising: a flow tube with a flow bore for passage of the fluid between an inlet and an outlet; a flowmeter housing associated with the flow tube; a printed circuit board arranged in the flowmeter housing and including a processor for controlling operations of the flowmeter; a meter circuit including two or more ultrasonic transducers provided on the printed circuit board and configured for operating the ultrasonic transducers to transmit and receive ultrasonic wave packets through the fluid; a display mounted on the printed circuit board and configured for displaying a measured flowrate and other fluid related data; and one or more battery packs for powering flowmeter operations including at least the processor and the meter circuit and the display; wherein the processor and the ultrasonic transducers are surface mounted on a lower side of the printed circuit board and the display is mounted on an upper side of the printed circuit board.

公开(公告)号：US11619529B2

公开(公告)日：2023-04-04

申请号：US17375471

申请日：2021-07-14

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Anders Hedegaard ,  Kaspar Raahede Aarøe

IPC: G01F1/667 ,  G01F1/66

Abstract: A compact ultrasonic flowmeter for measuring flowrate and other fluid related data of a fluid includes a flow tube with a flow bore for passage of the fluid between an inlet and an outlet, a flowmeter housing, a printed circuit board arranged in the flowmeter housing and including a processor for controlling operations of the flowmeter, a meter circuit including ultrasonic transducers provided on the printed circuit board and configured for operating the ultrasonic transducers to transmit and receive ultrasonic wave packets through the fluid, a display mounted on the printed circuit board and configured for displaying a measured flowrate and the other fluid related data, one or more battery packs for powering flowmeter operations, and two or more backing devices arranged to provide a holding force to the ultrasonic transducers, forcing a lower side of the ultrasonic transducers against transducer areas provided on the flow tube.

公开(公告)号：US20210148742A1

公开(公告)日：2021-05-20

申请号：US16952175

申请日：2020-11-19

Applicant: Kamstrup A/S

Inventor： Søren Tønnes Nielsen ,  Peter Schmidt Laursen ,  Kaspar Raahede Aarøe

IPC: G01F1/66 ,  G01F15/06

Abstract: A consumption meter arranged to measure a flow rate of a fluid, comprising: a tube with for passage of the fluid between an inlet and an outlet, multiple individual flow meters arranged at the tube to measure a sub-flow rate of the fluid, a first control circuit and communication interface arranged for receiving the measured sub-flow rate from each of the multiple flow meters, and being arranged to generate a signal indicative of the flow rate of the fluid according to the received sub-flow rates, each of the multiple individual flow meters comprising: a flow meter housing arranged at the tube; first and second ultrasonic transducers arranged in the flow meter housing for transmitting and receiving ultrasonic signals propagating through the fluid; a second control circuit arranged for operating the first and second ultrasonic transducers, and being arranged to generate the signal indicative of the sub-flow rate of the fluid accordingly; and a communication interface arranged for transmitting the signal indicative of the sub-flow rate to the first control circuit.

公开(公告)号：US12007261B2

公开(公告)日：2024-06-11

申请号：US18174811

申请日：2023-02-27

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Anders Hedegaard ,  Kaspar Raahede Aarøe

IPC: G01F1/667 ,  G01F1/66

CPC classification number: G01F1/667 ,  G01F1/662

Abstract: A compact ultrasonic flowmeter for measuring flowrate and other fluid related data includes a flow tube with a flow bore for passage of the fluid between an inlet and an outlet, a flowmeter housing associated with the flow tube, a printed circuit board arranged in the flowmeter housing and including a processor for controlling operations of the flowmeter, a meter circuit including ultrasonic transducers provided on the printed circuit board and configured for operating the ultrasonic transducers to transmit and receive ultrasonic wave packets through the fluid, a display mounted on the printed circuit board and configured for displaying a measured flowrate and the other fluid related data, one or more battery packs for powering flowmeter operations, and an antenna element configured to be connected to a radio circuit via connectors provided on the printed circuit board and/or the antenna element.

公开(公告)号：US11703367B2

公开(公告)日：2023-07-18

申请号：US17257605

申请日：2019-07-03

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Kaspar Raahede Aarøe ,  Kenneth Hoe Baunsgaard

IPC: G01F1/66 ,  G01F15/063

CPC classification number: G01F1/662 ,  G01F15/063

Abstract: A modular ultrasonic flow meter including a substantially watertight meter housing connected to a flow tube; a measurement printed circuit board including a measurement circuit communicating with one or more ultrasonic transducers, arranged in the meter housing for transmitting and receiving ultrasonic signals; and a self-contained power supply. The ultrasonic flow meter further includes a control module comprising a module housing connected with a main printed circuit board including a central processing unit, a memory circuit and a communication circuit, and a power- and communication connection is provided between the main printed circuit board of the control module and the measurement printed circuit board whereby the self-contained power supply may power the main printed circuit board and the measurement printed circuit board.

公开(公告)号：US20230221156A1

公开(公告)日：2023-07-13

申请号：US18174811

申请日：2023-02-27

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Anders Hedegaard ,  Kaspar Raahede Aarøe

IPC: G01F1/667 ,  G01F1/66

CPC classification number: G01F1/667 ,  G01F1/662

Abstract: A compact ultrasonic flowmeter for measuring flowrate and other fluid related data includes a flow tube with a flow bore for passage of the fluid between an inlet and an outlet, a flowmeter housing associated with the flow tube, a printed circuit board arranged in the flowmeter housing and including a processor for controlling operations of the flowmeter, a meter circuit including ultrasonic transducers provided on the printed circuit board and configured for operating the ultrasonic transducers to transmit and receive ultrasonic wave packets through the fluid, a display mounted on the printed circuit board and configured for displaying a measured flowrate and the other fluid related data, one or more battery packs for powering flowmeter operations, and an antenna element configured to be connected to a radio circuit via connectors provided on the printed circuit board and/or the antenna element.

公开(公告)号：US11644352B2

公开(公告)日：2023-05-09

申请号：US17375543

申请日：2021-07-14

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Anders Hedegaard ,  Kaspar Raahede Aarøe

IPC: G01F1/667 ,  G01F1/66

CPC classification number: G01F1/667 ,  G01F1/662

Abstract: A compact ultrasonic flowmeter for measuring flowrate and other fluid related data includes a flow tube with a flow bore for passage of the fluid between an inlet and an outlet, a flowmeter housing associated with the flow tube, a printed circuit board arranged in the flowmeter housing and including a processor for controlling operations of the flowmeter, a meter circuit including ultrasonic transducers provided on the printed circuit board and configured for operating the ultrasonic transducers to transmit and receive ultrasonic wave packets through the fluid, a display mounted on the printed circuit board and configured for displaying a measured flowrate and the other fluid related data, one or more battery packs for powering flowmeter operations, and an antenna element configured to be connected to a radio circuit via connectors provided on the printed circuit board and/or the antenna element.

公开(公告)号：US20210341323A1

公开(公告)日：2021-11-04

申请号：US17375543

申请日：2021-07-14

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Anders Hedegaard ,  Kaspar Raahede Aarøe

IPC: G01F1/66

Abstract: A compact ultrasonic flowmeter for measuring flowrate and other fluid related data includes a flow tube with a flow bore for passage of the fluid between an inlet and an outlet, a flowmeter housing associated with the flow tube, a printed circuit board arranged in the flowmeter housing and including a processor for controlling operations of the flowmeter, a meter circuit including ultrasonic transducers provided on the printed circuit board and configured for operating the ultrasonic transducers to transmit and receive ultrasonic wave packets through the fluid, a display mounted on the printed circuit board and configured for displaying a measured flowrate and the other fluid related data, one or more battery packs for powering flowmeter operations, and an antenna element configured to be connected to a radio circuit via connectors provided on the printed circuit board and/or the antenna element.

公开(公告)号：US20210341322A1

公开(公告)日：2021-11-04

申请号：US17375471

申请日：2021-07-14

Applicant: Kamstrup A/S

Inventor： Lasse Pilegaard ,  Anders Hedegaard ,  Kaspar Raahede Aarøe

IPC: G01F1/66

Abstract: A compact ultrasonic flowmeter for measuring flowrate and other fluid related data of a fluid includes a flow tube with a flow bore for passage of the fluid between an inlet and an outlet, a flowmeter housing, a printed circuit board arranged in the flowmeter housing and including a processor for controlling operations of the flowmeter, a meter circuit including ultrasonic transducers provided on the printed circuit board and configured for operating the ultrasonic transducers to transmit and receive ultrasonic wave packets through the fluid, a display mounted on the printed circuit board and configured for displaying a measured flowrate and the other fluid related data, one or more battery packs for powering flowmeter operations, and two or more backing devices arranged to provide a holding force to the ultrasonic transducers, forcing a lower side of the ultrasonic transducers against transducer areas provided on the flow tube.