Method, and associated system, computer program and use, of controlling working range of a pump bellows, including maximum limitations such as maximum retracting position and maximum extension position of the bellows, the method comprising the steps of: a) reading at least a first position of a bellows (6′, 6″) in a closed hydraulic loop volume using at least one position sensor (12′, 12″), g) transmitting a first position signal representing the first position to a control system, h) wherein the control system, based on the at least first position signal: c1) determines the position of the bellows (6′, 6″) represented by the at least first position signal, c2) compares the position of the bellows (6′, 6″) with a predetermined bellows position operating range, and c3) if the position is outside the predetermined bellows position operating range, instructs an oil management system valve (16′, 16″) allowing a dual acting pressure boosting liquid partition device (2) to recalibrate the hydraulic fluid volume in the closed hydraulic loop volume to re-establish a hydraulic fluid volume that causes the at least first position to return to a position within the predetermined bellows position operating range.
F04B 9/105 - "Machines" ou pompes à piston caractérisées par les moyens entraînants ou entraînés liés à leurs organes de travail les moyens étant à fluide le fluide étant liquide avec une seule chambre de pompage le mouvement alternatif de l'organe de pompage étant obtenu par un moteur hydraulique à double effet
F04B 45/02 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets
F04B 43/113 - Pompes ayant un entraînement par fluide le fluide d'entraînement étant commandé par au moins un clapet
F04B 49/02 - Commande d'arrêt, de démarrage, de décharge ou de ralenti
A dual acting pressure boosting liquid partition device (2) and system, including a hollow cylinder housing (20) having a longitudinal extension, the cylinder housing (20) having at least a first part and a second part having a first transverse cross sectional area (a1) and a third part having a second transverse cross sectional area (a2) of different size than the first transverse cross sectional area (a1), a rod having a cross sectional area corresponding to the first transverse cross sectional area (a1), the rod further having a protruding portion (30) having a cross sectional area corresponding to the second transverse cross sectional area (a2), and the protruding portion and the third part of the cylinder housing (20) defining a first outer chamber (44′) and a second outer chamber (44″).
F04B 5/02 - "Machines" ou pompes avec pistons à surfaces différentielles avec des pistons à double action
F04B 45/02 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets
F04B 9/105 - "Machines" ou pompes à piston caractérisées par les moyens entraînants ou entraînés liés à leurs organes de travail les moyens étant à fluide le fluide étant liquide avec une seule chambre de pompage le mouvement alternatif de l'organe de pompage étant obtenu par un moteur hydraulique à double effet
F04B 43/02 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles ayant des organes flexibles du genre plat, p. ex. des diaphragmes
F04B 43/113 - Pompes ayant un entraînement par fluide le fluide d'entraînement étant commandé par au moins un clapet
F04B 53/14 - Pistons, tiges de piston ou liaisons piston-tige
3.
Pressure transfer device and associated system, fleet and use, for pumping high volumes of fluids with particles at high pressures
The invention relates to pressure transfer device, system comprising the pressure transfer device, a fleet comprising the system and use of a pressure transfer device for pumping fluid at pressures above 500 bars, the pressure transfer device (1′, 1″) comprising a pressure chamber housing (1′, 1″) and at least one connection port (3′, 3″), the at least one connection port (3′, 3″) being connectable to a dual acting pressure boosting liquid partition device (2) via fluid communication means (26′, 27′; 26″, 27″), the pressure chamber housing comprises: - a pressure cavity (4′, 4″) inside the pressure chamber housing, and at least a first port (5′, 5″) for inlet and/or outlet of fluid to the pressure cavity (4′, 4″), - a bellows (6′, 6″) defining an inner volume (7′, 7″) inside the pressure cavity (4′, 4″), and wherein the inner volume (7′, 7″) is in fluid communication with the connection port (3′, 3″), wherein the pressure cavity (4′, 4″) has a center axis (C′, C″) with an axial length (L) defined by the distance between the connection port (3′, 3″) and the first port (5′, 5″) and a varying cross sectional area over at least a part of the axial length (L), and wherein the bellows (6′, 6″) is configured to move in a direction substantially parallel with the center axis (C′, C″) over a part of the axial length (L) of the pressure cavity (4′, 4″).
F04B 15/02 - Pompes adaptées pour travailler avec des fluides particuliers, p. ex. grâce à l'emploi de matériaux spécifiés pour la pompe elle-même ou certaines de ses parties les fluides étant visqueux ou non homogènes
E21B 43/26 - Procédés pour activer la production par formation de crevasses ou de fractures
F04B 15/04 - Pompes adaptées pour travailler avec des fluides particuliers, p. ex. grâce à l'emploi de matériaux spécifiés pour la pompe elle-même ou certaines de ses parties les fluides étant chauds ou corrosifs
F04B 37/12 - Pompes spécialement adaptées aux fluides compressibles et ayant des caractéristiques pertinentes non prévues dans les groupes ou présentant un intérêt autre que celui visé par ces groupes pour utilisation particulière pour obtenir une haute pression
F04B 43/02 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles ayant des organes flexibles du genre plat, p. ex. des diaphragmes
F04B 43/00 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles
F04B 45/033 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets à entraînement par fluide
F04B 47/00 - Pompes ou installations de pompage spécialement adaptées pour élever un fluide à partir d'une grande profondeur, p. ex. pompes de puits
37 - Services de construction; extraction minière; installation et réparation
Produits et services
(1) High pressure pumps for well stimulation; pump systems for well stimulation comprising pumps for liquids under high pressure (1) Installation, repair and maintenance of pumps and pump systems comprising pumps.
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Positive displacement pumps for pumping liquids and sand for use in oil or gas well fracturing operations; pump systems comprising a hydraulic drive system and pump units for pumping liquids under high pressure for use in oil or gas well fracturing operations Installation, repair and maintenance of pumps and pump systems comprising pumps for liquids and sand under high pressure for use in oil or gas well fracturing operations
7.
PRESSURE TRANSFER DEVICE AND ASSOCIATED SYSTEM, FLEET AND USE, FOR PUMPING HIGH VOLUMES OF FLUIDS WITH PARTICLES AT HIGH PRESSURES
The invention relates to pressure transfer device, system comprising the pressure transfer device, a fleet comprising the system and use of a pressure transfer device for pumping fluid at pressures above 500 bars, the pressure transfer device (1', 1'') comprising a pressure chamber housing (1', 1'') and at least one connection port (3', 3''), the at least one connection port (3', 3'') being connectable to a dual acting pressure boosting liquid partition device (2) via fluid communication means (26', 27'; 26'', 27''), the pressure chamber housing comprises: - a pressure cavity (4', 4'') inside the pressure chamber housing, and at least a first port (5', 5'') for inlet and/or outlet of fluid to the pressure cavity (4', 4''), - a bellows (6', 6'') defining an inner volume (7', 7'') inside the pressure cavity (4', 4''), and wherein the inner volume (7', 7'') is in fluid communication with the connection port (3', 3''), wherein the pressure cavity (4', 4'') has a center axis (C', C'') with an axial length (L) defined by the distance between the connection port (3', 3'') and the first port (5', 5'') and a varying cross sectional area over at least a part of the axial length (L), and wherein the bellows (6', 6'') is configured to move in a direction substantially parallel with the center axis (C', C'') over a part of the axial length (L) of the pressure cavity (4', 4'').
F04B 15/02 - Pompes adaptées pour travailler avec des fluides particuliers, p. ex. grâce à l'emploi de matériaux spécifiés pour la pompe elle-même ou certaines de ses parties les fluides étant visqueux ou non homogènes
E21B 43/26 - Procédés pour activer la production par formation de crevasses ou de fractures
F04B 15/04 - Pompes adaptées pour travailler avec des fluides particuliers, p. ex. grâce à l'emploi de matériaux spécifiés pour la pompe elle-même ou certaines de ses parties les fluides étant chauds ou corrosifs
F04B 37/12 - Pompes spécialement adaptées aux fluides compressibles et ayant des caractéristiques pertinentes non prévues dans les groupes ou présentant un intérêt autre que celui visé par ces groupes pour utilisation particulière pour obtenir une haute pression
F04B 43/00 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles
F04B 43/113 - Pompes ayant un entraînement par fluide le fluide d'entraînement étant commandé par au moins un clapet
8.
A DUAL-ACTING PRESSURE BOOSTING LIQUID PARTITION DEVICE, SYSTEM, FLEET AND USE
The invention relates to a dual acting pressure boosting liquid partition device (2), a system comprising the dual acting pressure boosting liquid partition device (2), a fleet comprising the system, and use of the device, system and fleet. The dual acting pressure boosting liquid partition device (2) for a closed hydraulic loop volume, the dual acting pressure boosting liquid partition device (2) being capable of feeding and retracting a large amount of hydraulic fluid under high pressures to and from at least a first pressure transfer device (1') and second pressure transfer device (1 "), the pressure transfer devices (1', 1 ") pumping fluids with particles at high volumes and pressures above 500 bars, where the dual acting pressure boosting liquid partition device (2) is controllable by a variable flow supply through at least a first drive fluid port (24') and a second drive fluid port (24"), wherein the dual acting pressure boosting liquid partition device (2) comprises: - a hollow cylinder housing (20) having a longitudinal extension, wherein the cylinder housing (20) comprises at least a first part and a second part having a first transverse cross sectional area (al) and a third part having a second transverse cross sectional area (a2) of different size than the first transverse cross sectional area (al), - and a rod (19).
Method, and associated system, computer program and use, of controlling working range of a pump bellows, including maximum limitations such as maximum retracting position and maximum extension position of the bellows, the method comprising the steps of: a) reading at least a first position of a bellows (6', 6'') in a closed hydraulic loop volume using at least one position sensor (12', 12''), g) transmitting a first position signal representing the first position to a control system, h) wherein the control system, based on the at least first position signal: c1) determines the position of the bellows (6', 6'') represented by the at least first position signal, c2) compares the position of the bellows (6', 6'') with a predetermined bellows position operating range, and c3) if the position is outside the predetermined bellows position operating range, instructs an oil management system valve (16', 16'') allowing a dual acting pressure boosting liquid partition device (2) to recalibrate the hydraulic fluid volume in the closed hydraulic loop volume to re-establish a hydraulic fluid volume that causes the at least first position to return to a position within the predetermined bellows position operating range.
