Abstract: A system for operating a flow meter in a pipeline includes at least one flow conditioner or mixer installed in a pipeline; at least one volumetric flow meter installed downstream from the at least one flow conditioner or mixer for measuring velocity of a fluid in the pipeline; a pair pressure transmitters for measuring fluid pressure at a first side and a second side of the at least one flow conditioner or mixer; and a flow computer, connected to the pair of pressure transmitters and to the at least one flow meter. The flow computer includes 1) at least one database having experimental Reynolds number data for the at least one flow meter for a plurality of fluids, and 2) a processor having programmable logic for calculating viscosity of a fluid in the pipeline and operating the flow meter when the fluid in the pipeline changes.

Abstract: A device to be installed in a pipeline, characterized by at least one static mixer and at least one pre-mixer arranged in a sleeve, wherein said at least one static mixer is characterized by: a body having a plurality of slots through the body, said slots having one or more sides that are angled with respect to an axis passing through a center of the body; a plurality of arms extending from an outer edge of the body towards a center of the body, wherein the plurality of slots comprising at least one concentric ring of slots.

Abstract: A system for operating a flow meter in a pipeline includes at least one flow conditioner or mixer installed in a pipeline; at least one volumetric flow meter installed downstream from the at least one flow conditioner or mixer for measuring velocity of a fluid in the pipeline; a pair pressure transmitters for measuring fluid pressure at a first side and a second side of the at least one flow conditioner or mixer; and a flow computer, connected to the pair of pressure transmitters and to the at least one flow meter. The flow computer includes 1) at least one database having experimental Reynolds number data for the at least one flow meter for a plurality of fluids, and 2) a processor having programmable logic for calculating viscosity of a fluid in the pipeline and operating the flow meter when the fluid in the pipeline changes.

Abstract: A static mixer for mixing fluid flow in a pipeline includes a body having a plurality of slots through the body, the slots being angled with respect to an axis passing through a center of the body. A plurality of arms extends from an outer edge of the body towards a center of the body, each arm having a flat surface on a first side of the body and angled sides along at least a portion thereof extending to a second side of the body. The plurality of slots includes at least one concentric ring of slots.

Abstract: A device to be installed in a pipeline, characterized by at least one static mixer and at least one pre-mixer arranged in a sleeve, wherein said at least one static mixer is characterized by: a body having a plurality of slots through the body, said slots having one or more sides that are angled with respect to an axis passing through a center of the body; a plurality of arms extending from an outer edge of the body towards a center of the body, wherein the plurality of slots comprising at least one concentric ring of slots.

Abstract: A measurement ring for a pipeline includes a body having a central hole extending along a longitudinal axis of the body and at least one tap for measuring fluid flow parameters in the pipeline. The at least one tap includes a threaded portion on a circumferential surface of the body extending through the body towards the central hole, and a first channel extending from the threaded portion to the central hole.

Abstract: A static mixer for mixing fluid flow in a pipeline includes a body having a plurality of slots through the body, the slots being angled with respect to an axis passing through a center of the body. A plurality of arms extends from an outer edge of the body towards a center of the body, each arm having a flat surface on a first side of the body and angled sides along at least a portion thereof extending to a second side of the body. The plurality of slots includes at least one concentric ring of slots.

Abstract: A static mixer for mixing fluid flow in a pipeline includes a body having a plurality of slots through the body, the slots being angled with respect to an axis passing through a center of the body. A plurality of arms extends from an outer edge of the body towards a center of the body, each arm having a flat surface on a first side of the body and angled sides along at least a portion thereof extending to a second side of the body. The plurality of slots includes at least one concentric ring of slots.

Abstract: A measurement ring for a pipeline includes a body having a central hole extending along a longitudinal axis of the body and at least one tap for measuring fluid flow parameters in the pipeline. The at least one tap includes a threaded portion on a circumferential surface of the body extending through the body towards the central hole, and a first channel extending from the threaded portion to the central hole.

Abstract: A static mixer for mixing fluid flow in a pipeline includes a body having a plurality of slots through the body, the slots being angled with respect to an axis passing through a center of the body. A plurality of arms extends from an outer edge of the body towards a center of the body, each arm having a flat surface on a first side of the body and angled sides along at least a portion thereof extending to a second side of the body. The plurality of slots includes at least one concentric ring of slots.

Abstract: A measurement ring for a pipeline includes a body having a central hole extending along a longitudinal axis of the body and at least one tap for measuring fluid flow parameters in the pipeline. The at least one tap includes a threaded portion on a circumferential surface of the body extending through the body towards the central hole, and a first channel extending from the threaded portion to the central hole.

Abstract: A method for measuring fluid flow within a fluid flow pipe includes partitioning a fluid flow within a pipeline with a nozzle bank, wherein a predetermined number of stepped nozzles is open; measuring the fluid flow in at least one partitioned fluid stream with at least one mass flow device; and calculating a total fluid flow within the pipeline. The nozzle bank includes a plurality of nozzles, each nozzle having a single step at about 1 throat diameter from an inlet plane of the nozzle, wherein the single step is an increase corresponding to about 10% of the throat diameter and has a length of about throat diameter/2.

Abstract: A method for measuring fluid flow within a fluid flow pipe includes partitioning a fluid flow within a pipeline with a nozzle bank, wherein a predetermined number of stepped nozzles is open; measuring the fluid flow in at least one partitioned fluid stream with at least one mass flow device; and calculating a total fluid flow within the pipeline. The nozzle bank includes a plurality of nozzles, each nozzle having a single step at about 1 throat diameter from an inlet plane of the nozzle, wherein the single step is an increase corresponding to about 10% of the throat diameter and has a length of about throat diameter/2.

Abstract: A measurement ring for a pipeline includes a body having a central hole extending along a longitudinal axis of the body and at least one tap for measuring fluid flow parameters in the pipeline. The at least one tap includes a threaded portion on a circumferential surface of the body extending through the body towards the central hole, and a first channel extending from the threaded portion to the central hole.

Abstract: A flow conditioner includes a plate having a hole pattern and a flange surrounding the plate; and at least one pressure tap that is integral with the flow conditioner. The at least one pressure tap is on at least one of a first face of the flow conditioner, a second face of the flow conditioner, within a hole, or any combination thereof.

Abstract: A flow conditioner includes a single disk having a first side and a second side; an outer ring comprising a plurality of holes, wherein the holes extend from the outer ring to the first side of the disk; at least one inner ring recessed from the outer ring, the at least one inner ring comprising a plurality of holes, wherein the holes extend from the at least one inner ring to the first side of the disk; and a central hole recessed from the at least one inner ring. The plurality of holes in the outer ring and in the at least one inner ring provide fluid passages of unequal length from a first side of the flow conditioner to a second side of the flow conditioner.

Abstract: A flow conditioner includes a single disk comprising an array of holes; a first set of integral vanes at least partially following a contour or pattern of an outer ring the holes; and a second set of integral vanes at least partially following a contour or pattern of an inner ring the holes. The second set of integral vanes is recessed from the first set of integral vanes in a stepped configuration.