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1. WO2020132767 - SENSOR DEVICE AND SYSTEM FOR IN-LINE MEASUREMENT OF SUPERFICIAL GAS VELOCITY, FROTH DEPTH, APPARENT DENSITY AND HOLDUP IN FLOTATION CELLS

Publication Number WO/2020/132767
Publication Date 02.07.2020
International Application No. PCT/CL2019/050142
International Filing Date 16.12.2019
IPC
B03D 1/00 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
DFLOTATION; DIFFERENTIAL SEDIMENTATION
1Flotation
B03D 1/02 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
DFLOTATION; DIFFERENTIAL SEDIMENTATION
1Flotation
02Froth-flotation processes
G01F 1/00 2006.01
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
G01F 1/74 2006.01
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
74Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
G01F 23/00 2006.01
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
23Indicating or measuring liquid level, or level of fluent solid material, e.g. indicating in terms of volume, indicating by means of an alarm
G01N 9/26 2006.01
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
9Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
26by measuring pressure differences
CPC
B03D 1/00
BPERFORMING OPERATIONS; TRANSPORTING
03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
DFLOTATION; DIFFERENTIAL SEDIMENTATION
1Flotation
B03D 1/02
BPERFORMING OPERATIONS; TRANSPORTING
03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
DFLOTATION; DIFFERENTIAL SEDIMENTATION
1Flotation
02Froth-flotation processes
G01F 1/00
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
G01F 1/74
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
74Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
G01F 23/00
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
23Indicating or measuring liquid level, or level of fluent solid material, e.g. indicating in terms of volume, indicating by means of an alarm
G01N 29/00
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
29Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
Applicants
  • UNIVERSIDAD CATÓLICA DEL NORTE [CL]/[CL]
  • UNIVERSIDAD TÉCNICA FEDERICO SANTA MARIA [CL]/[CL]
  • ISPROTEC SPA
Inventors
  • ACUÑA PÉREZ, Claudio Abraham
  • LEIVA HURTUBIA, Claudio Andrés
Agents
  • MARRÉ GREZ, Rodrigo Javier
Priority Data
3885-201828.12.2018CL
Publication Language Spanish (ES)
Filing Language Spanish (ES)
Designated States
Title
(EN) SENSOR DEVICE AND SYSTEM FOR IN-LINE MEASUREMENT OF SUPERFICIAL GAS VELOCITY, FROTH DEPTH, APPARENT DENSITY AND HOLDUP IN FLOTATION CELLS
(ES) DISPOSITIVO SENSOR Y SISTEMA PARA LA MEDICIÓN EN LÍNEA DE LA VELOCIDAD DE GAS SUPERFICIAL, PROFUNDIDAD DE ESPUMA, DENSIDAD APARENTE Y HOLDUP EN CELDAS DE FLOTACIÓN
(FR) DISPOSITIF CAPTEUR ET SYSTÈME POUR LA MESURE EN LIGNE DE LA VITESSE DE GAZ SUPERFICIEL, DE LA PROFONDEUR DE MOUSSE, DE LA DENSITÉ APPARENTE ET DE LA RÉTENTION DANS DES CELLULES DE FLOTTATION
Abstract
(EN)
The present invention relates to the field of measurement devices, specifically to devices for measuring pressure and flow as well as derived quantities, and in particular provides a sensor device for in-line measurement of superficial gas velocity, froth depth, apparent density and holdup in flotation cells, which comprises: a first tube; a second tube; a first valve connected to said first tube; a second valve connected to said second tube; a first pressure meter connected to said first tube; a second pressure meter connected to said second tube; a first mass flow meter connected to said first valve; and a second mass flow meter connected to said second valve. The present invention also provides a system for in-line measurement of superficial gas velocity in flotation cells.
(ES)
La presente invención se relaciona al campo de los dispositivos de medición, más específicamente a los dispositivos de medición de presión y flujo, así como de magnitudes derivadas, y en particular proporciona un dispositivo sensor para la medición en línea de la velocidad de gas superficial, profundidad de espuma, densidad aparente y holdup en celdas de flotación, que comprende: un primer tubo; un segundo tubo; una primera válvula conectada a dicho primer tubo; una segunda válvula conectada a dicho segundo tubo; un primer medidor de presión conectado a dicho primer tubo; un segundo medidor de presión conectado a dicho segundo tubo; un primer medidor de flujo másico conectado a dicha primera válvula; y un segundo medidor de flujo másico conectado a dicha segunda válvula. La presente invención proporciona, además, en sistema para la medición en línea de la velocidad de gas superficial en celdas de flotación.
(FR)
La présente invention concerne le domaine des dispositifs de mesure, plus spécifiquement les dispositifs de mesure de pression et de flux, ainsi que d'amplitudes dérivées, et en particulier fournit un dispositif capteur pour la mesure en ligne de la vitesse de gaz superficiel, de la profondeur de mousse, de la densité apparente et de la rétention dans des cellules de flottation, qui comprend : un premier tube, un second tube, une première soupape reliée audit premier tube, une seconde soupape reliée audit second tube, un premier dispositif de mesure de pression relié audit premier tube, un second dispositif de mesure de pression relié audit second tube, un premier dispositif de mesure de flux massique relié à ladite première soupape, et un second dispositif de mesure de flux massique relié à ladite seconde soupape. La présente invention concerne en outre un système pour la mesure en ligne de la vitesse de gaz superficiel dans des cellules de flottation.
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