Patents by Inventor Andries Daniel Jozef De Bock
Andries Daniel Jozef De Bock has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240133380Abstract: A control system comprising: a liquid ring pump; a motor configured to drive the liquid ring pump; and a controller configured to: determine an electrical current within the motor; determine a speed of the motor; calculate a value of a function, the function being a function of the determined electrical current within the motor and the determined speed of the motor; and output one or more control signals based on the calculated value of the function.Type: ApplicationFiled: February 16, 2022Publication date: April 25, 2024Inventors: Xin Dai, Xibo Liu, Andries Daniel Jozef De Bock
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Patent number: 11828285Abstract: A system comprising: a suction line; a liquid ring pump coupled to the suction line, the liquid ring pump comprising a chamber and an impeller mounted within the chamber; a non-return valve arranged to permit fluid to flow into the chamber via the suction line and to prevent or oppose fluid flow out of the chamber to the suction line; a gas line coupled to the liquid ring pump such that a gas may flow into the liquid ring pump via the gas line, the gas line coupled to the liquid ring pump between the non-return valve and the chamber; a valve disposed on the gas line; and a controller configured to control the valve.Type: GrantFiled: October 25, 2018Date of Patent: November 28, 2023Assignee: Edwards Technologies Vacuum Engineering (Qingdao) Company LimitedInventors: Andries Daniel Jozef De Bock, Joeri Coeckelbergs, Xin Dai, Xibo Liu
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Publication number: 20230332601Abstract: A control system comprising: a suction line; an exhaust line; an operating liquid line; a liquid ring pump coupled to the suction, exhaust, and operating liquid lines; a regulating device configured to control flow of operating liquid into the liquid ring pump; a pressure sensor configured to measure a pressure of an input fluid to the liquid ring pump via the suction line; a first temperature sensor configured to measure temperature of an exhaust fluid output by the liquid ring pump via the exhaust line; a second temperature sensor configured to measure temperature of an operating liquid received by the liquid ring pump via the operating liquid line; and a controller configured to: using the sensor measurements control the one or more regulating devices.Type: ApplicationFiled: August 28, 2020Publication date: October 19, 2023Inventors: Andries Daniel Jozef De Bock, Xibo Liu, Quanxi Jiang, Xin Dai
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Patent number: 11746785Abstract: A control system comprising: a suction line; an exhaust line; an operating liquid line; a liquid ring pump comprising a suction input coupled to the suction line, an exhaust output coupled to the exhaust line, and a liquid input coupled to the operating liquid line; a pump configured to pump operating liquid into the liquid ring pump via the operating liquid line and the liquid input; a motor configured to drive the pump; a first sensor configured to measure a first parameter, the first parameter being a parameter of an exhaust fluid of the liquid ring pump; a second sensor configured to measure a second parameter, the second parameter being a parameter of a fluid received by the liquid ring pump; and a controller operatively coupled to the first sensor, the second sensor, and the motor, and configured to control the motor based on sensor measurements of the first sensor and the second sensor. The control system advantageously tends to reduce or eliminate the wear caused by cavitations.Type: GrantFiled: March 14, 2019Date of Patent: September 5, 2023Assignee: Edwards Technologies Vacuum Engineering (Qingdao)Inventor: Andries Daniel Jozef De Bock
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Publication number: 20230243353Abstract: A system comprising: a liquid ring pump (10) comprising: a chamber (102); a suction inlet; an exhaust outlet; and an operating liquid inlet; a gas line (36) coupled to the liquid ring pump (10); a valve (8) disposed on the gas line (36); a first sensor (81) configured to measure a first parameter of the inlet fluid; a second sensor (82) configured to measure a second parameter of either the operating liquid, the exhaust fluid, or a fluid within the chamber; and a controller (20) configured to: determine a vapour pressure of the operating liquid using the second parameter; and control operation of the valve (8) based on the first parameter and the vapour pressure.Type: ApplicationFiled: June 17, 2021Publication date: August 3, 2023Inventors: Andries Daniel Jozef De Bock, Xin Dai, Xibo Liu
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Patent number: 11619232Abstract: A control system comprising: a suction line; an exhaust line; an operating liquid line; a liquid ring pump comprising a suction input coupled to the suction line, an exhaust output coupled to the exhaust line, and a liquid input coupled to the operating liquid line; a motor configured to drive the liquid ring pump; a first sensor configured to measure a first parameter of an exhaust fluid of the liquid ring pump; a second sensor configured to measure a second parameter of a gas being received by the liquid ring pump via the suction line; and a controller operatively coupled to the first sensor, the second sensor, and the motor, and configured to control the motor based on sensor measurements of the first sensor and the second sensor.Type: GrantFiled: March 14, 2019Date of Patent: April 4, 2023Assignee: Edwards LimitedInventors: Joeri Coeckelbergs, Mark Gordon Glaister, Andries Daniel Jozef De Bock
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Patent number: 11542943Abstract: A liquid ring pump manifold comprising at least one integrated spray nozzle, the at least one integrated spray nozzle being configured to spray a liquid into the liquid ring pump manifold. The liquid ring pump manifold may comprise at least one socket in which the at least one integrated spray nozzle is accommodated. The at least one socket may be integrally formed with the liquid ring pump manifold.Type: GrantFiled: March 14, 2019Date of Patent: January 3, 2023Assignee: Edwards Technologies Vacuum Engineering (Qingdao) Company LimitedInventors: Andries Daniel Jozef De Bock, Mark Gordon Glaister
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Publication number: 20220018347Abstract: A separator system may include a separator for separating a liquid (e.g. an operating liquid received from a liquid ring pump) from a mixture comprising the liquid and another substance; a level indicator coupled to the separator, the level indicator being for indicating a level of the liquid in the separator, the level indicator comprising a tubular member fluidly connected to the separator such that the liquid within the separator may flow from the separator into the tubular member; and a liquid line configured to supply liquid to the separator, the liquid line coupled to the level indicator such that the tubular member is fluidly connected between the liquid line and the separator.Type: ApplicationFiled: October 25, 2018Publication date: January 20, 2022Inventors: Andries Daniel Jozef De Bock, Xibo Liu, Yude Xing
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Publication number: 20220018353Abstract: A system comprising: a liquid ring pump comprising a chamber and an impeller mounted within the chamber; a driver configured to drive the liquid ring pump so as to cause the impeller to move within the chamber; and a controller configured to, responsive to determining that a speed of the impeller relative to the chamber is below a threshold speed or is zero, control the driver to drive the liquid ring pump so as to cause the impeller to move within the chamber.Type: ApplicationFiled: October 25, 2018Publication date: January 20, 2022Inventors: Andries Daniel Jozef De Bock, Joeri Coeckelbergs, Xin Dai
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Publication number: 20210372402Abstract: A liquid ring pump manifold comprising an integrated non-return valve, the integrated non-return valve being configured to permit flow of fluid through the liquid ring pump manifold in a first direction and to prevent or oppose flow of fluid through the liquid ring pump manifold in a second direction, the second direction being opposite to the first direction.Type: ApplicationFiled: March 14, 2019Publication date: December 2, 2021Inventors: Andries Daniel Jozef De Bock, Mark Gordon Glaister
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Publication number: 20210364003Abstract: A control system comprising: a suction line; an exhaust line; an operating liquid line; a liquid ring pump comprising a suction input coupled to the suction line, an exhaust output coupled to the exhaust line, and a liquid input coupled to the operating liquid line; a pump configured to pump operating liquid into the liquid ring pump via the operating liquid line and the liquid input; a motor configured to drive the pump; a first sensor configured to measure a first parameter, the first parameter being a parameter of an exhaust fluid of the liquid ring pump; a second sensor configured to measure a second parameter, the second parameter being a parameter of a fluid received by the liquid ring pump; and a controller operatively coupled to the first sensor, the second sensor, and the motor, and configured to control the motor based on sensor measurements of the first sensor and the second sensor. The control system advantageously tends to reduce or eliminate the wear caused by cavitations.Type: ApplicationFiled: March 14, 2019Publication date: November 25, 2021Inventor: Andries Daniel Jozef DE BOCK
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Publication number: 20210048027Abstract: A liquid ring pump manifold comprising at least one integrated spray nozzle, the at least one integrated spray nozzle being configured to spray a liquid into the liquid ring pump manifold. The liquid ring pump manifold may comprise at least one socket in which the at least one integrated spray nozzle is accommodated. The at least one socket may be integrally formed with the liquid ring pump manifold.Type: ApplicationFiled: March 14, 2019Publication date: February 18, 2021Inventors: Andries Daniel Jozef DE BOCK, Mark Gordon GLAISTER
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Publication number: 20210025390Abstract: A method for decoupling a liquid ring pump component from a liquid ring pump for facilitating maintenance services, the liquid ring pump comprising a housing defining an annular chamber and a shaft passing into the chamber, the component being disposed around the shaft and coupled between the shaft and the housing, the method comprising: coupling, using a first fixing member, a first end of the shaft to the housing thereby to prevent or oppose movement of the shaft relative to the housing in at least a radial direction; and, thereafter, sliding the component along the shaft in a direction along the shaft from the housing towards the first end of the shaft, thereby spacing apart the housing and the component.Type: ApplicationFiled: March 14, 2019Publication date: January 28, 2021Inventors: Ganesh Vijapure, Andries Daniel Jozef De Bock, Mark Gordon Glaister
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Publication number: 20210025391Abstract: A control system comprising: a suction line; an exhaust line; an operating liquid line; a liquid ring pump comprising a suction input coupled to the suction line, an exhaust output coupled to the exhaust line, and a liquid input coupled to the operating liquid line; one or more regulating devices configured to control flow of the operating liquid into the liquid ring pump; a first sensor configured to measure a first parameter of an exhaust fluid of the liquid ring pump; a second sensor configured to measure a second parameter of an operating liquid received by the liquid ring pump; and a controller operatively coupled to the sensors and the regulating device(s), and configured to control the regulating device(s) based on measurements by the sensors.Type: ApplicationFiled: March 14, 2019Publication date: January 28, 2021Inventors: Joeri Coeckelbergs, Andries Daniel Jozef De Bock, Mark Gordon Glaister
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Publication number: 20210017989Abstract: A system comprising: a suction line; a liquid ring pump coupled to the suction line, the liquid ring pump comprising a chamber and an impeller mounted within the chamber; a non-return valve arranged to permit fluid to flow into the chamber via the suction line and to prevent or oppose fluid flow out of the chamber to the suction line; a gas line coupled to the liquid ring pump such that a gas may flow into the liquid ring pump via the gas line, the gas line coupled to the liquid ring pump between the non-return valve and the chamber; a valve disposed on the gas line; and a controller configured to control the valve.Type: ApplicationFiled: October 25, 2018Publication date: January 21, 2021Inventors: Andries Daniel Jozef De Bock, Joeri Coeckelbergs, Xin Dai, Xibo Liu
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Publication number: 20210010474Abstract: A control system comprising: a suction line; an exhaust line; an operating liquid line; a liquid ring pump comprising a suction input coupled to the suction line, an exhaust output coupled to the exhaust line, and a liquid input coupled to the operating liquid line; a motor configured to drive the liquid ring pump; a first sensor configured to measure a first parameter of an exhaust fluid of the liquid ring pump; a second sensor configured to measure a second parameter of a gas being received by the liquid ring pump via the suction line; and a controller operatively coupled to the first sensor, the second sensor, and the motor, and configured to control the motor based on sensor measurements of the first sensor and the second sensor.Type: ApplicationFiled: March 14, 2019Publication date: January 14, 2021Inventors: Joeri Coeckelbergs, Mark Gordon Glaister, Andries Daniel Jozef De Bock