Patents by Inventor Azam Mihir Thatte
Azam Mihir Thatte 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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Patent number: 11913696Abstract: A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a first booster to increase pressure of a portion of the first gas to form the second fluid at the second pressure and provide the second fluid at the second pressure to the PX.Type: GrantFiled: June 7, 2022Date of Patent: February 27, 2024Assignee: Energy Recovery, Inc.Inventors: Azam Mihir Thatte, Behzad Zamanian Yazdi, David Deloyd Anderson, James Elliott McLean, Jr., Joseph Michael Marchetti, Omprakash Samudrala, Neelesh Sarawate, Kuo-Chiang Chen, Farshad Ghasripoor
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Publication number: 20240035712Abstract: A system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure, receive a second fluid at a second pressure, and exchange pressure between the first fluid and the second fluid. The first fluid is to exit the PX at a third pressure and the second fluid is to exit the PX at a fourth pressure. The system further includes a condenser configured to receive the first fluid from a compressor and provide corresponding thermal energy from the first fluid to a first environment. The system further includes a heat exchanger configured to receive the first fluid output from the condenser.Type: ApplicationFiled: October 10, 2023Publication date: February 1, 2024Inventors: Azam Mihir Thatte, Kuo-Chiang Chen, Farshad Ghasripoor
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Patent number: 11781789Abstract: A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a first booster to increase pressure of a portion of the first gas to form the second fluid at the second pressure and provide the second fluid at the second pressure to the PX.Type: GrantFiled: June 7, 2022Date of Patent: October 10, 2023Assignee: Energy Recovery, Inc.Inventors: Azam Mihir Thatte, Behzad Zamanian Yazdi, David Deloyd Anderson, James Elliott McLean, Jr., Joseph Michael Marchetti, Omprakash Samudrala, Neelesh Sarawate, Kuo-Chiang Chen, Farshad Ghasripoor
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Publication number: 20230288101Abstract: A system includes a pressure exchanger (PX). The PX is coupled to a motor that controls an operating speed of the PX. The system further includes a condenser. An outlet of the condenser is fluidly coupled to a first inlet of the PX. The system further includes a pressure gauge. The pressure gauge is configured to provide first pressure data. The first pressure data is indicative of a pressure of a fluid of the condenser. The system further includes a first controller configured to cause the motor to adjust the operating speed of the PX. The first controller causes the motor to adjust the operating speed of the PX based on the first pressure data.Type: ApplicationFiled: May 16, 2023Publication date: September 14, 2023Inventors: Azam Mihir Thatte, Matthew Hans Truax, Michael Paul Gustafson, Joseph Michael Marchetti, James Elliott McLean, Jr., David Deloyd Anderson
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Publication number: 20230213245Abstract: A system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a first ejector to receive a first gas and increase pressure of the first gas to form the second fluid at the second pressure. The first ejector is further to provide the second fluid at the second pressure to the PX.Type: ApplicationFiled: March 13, 2023Publication date: July 6, 2023Inventors: Azam Mihir Thatte, Behzad Zamanian Yazdi, David Deloyd Anderson, James Elliott McLean, JR., Joseph Michael Marchetti, Omprakash Samudrala, Neelesh Sarawate, Kuo-Chiang Chen, Farshad Ghasripoor
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Patent number: 11692743Abstract: A system includes a pressure exchanger (PX). The PX is coupled to a motor that controls an operating speed of the PX. The system further includes a first pressure gauge configured to generate first pressure data indicative of a pressure of a fluid of a condenser. A first controller is to generate a first control signal based on the first pressure data. The motor of the PX is configured to adjust the operating speed of the PX based on the first control signal. The system further includes a pump. The system further includes a fluid density sensor for generating fluid density data associated with a first output fluid of the PX. A second controller is to generate a second control signal based on at least the fluid density data. The pump is to adjust an operating speed of the pump based on the second control signal.Type: GrantFiled: June 7, 2022Date of Patent: July 4, 2023Assignee: Energy Recovery, Inc.Inventors: Azam Mihir Thatte, Matthew Hans Truax, Michael Paul Gustafson, Joseph Michael Marchetti, James Elliott McLean, Jr., David Deloyd Anderson
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Publication number: 20230106860Abstract: A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a heat exchanger configured to receive the second fluid from the second outlet of the PX and provide the second fluid to the second inlet of the PX.Type: ApplicationFiled: December 9, 2022Publication date: April 6, 2023Inventors: Azam Mihir Thatte, Behzad Zamanian Yazdi, David Deloyd Anderson, James Elliott McLean, JR., Joseph Michael Marchetti, Omprakash Samudrala, Neelesh Sarawate, Kuo-Chiang Chen, Farshad Ghasripoor
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Publication number: 20230020630Abstract: A pressure exchanger includes a rotor forming a duct from a first duct opening to a second duct opening. The pressure exchanger further includes a floating piston configured to move within the duct between the first duct opening and the second duct opening to prevent mixing of a first fluid and a second fluid while exchanging pressure between the first fluid and the second fluid. The pressure exchanger further includes a first adapter plate configured to prevent the floating piston from exiting the duct at the first duct opening and a second adapter plate configured to prevent the floating piston from exiting the duct at the second duct opening. The first adapter plate forms a first aperture that directs the first fluid to the first duct opening and the second adapter plate forms a second aperture that directs the second fluid to the second duct opening.Type: ApplicationFiled: July 6, 2022Publication date: January 19, 2023Inventors: Omprakash Samudrala, Azam Mihir Thatte, Dung Le Tran, Michael Kjelson, Alexander Patrick Theodossiou, Matthew Joseph Pattom, Farshad Ghasripoor
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Publication number: 20220397310Abstract: A system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure, receive a second fluid at a second pressure, and exchange pressure between the first fluid and the second fluid. The first fluid is to exit the PX at a third pressure and the second fluid is to exit the PX at a fourth pressure. The system further includes a first heat exchanger configured to provide the first fluid to the PX and provide corresponding thermal energy from the first fluid to a third fluid. The system further includes a turbine configured to receive the third fluid output from the first heat exchanger. The turbine is further configured to convert corresponding thermal energy of the third fluid into kinetic energy.Type: ApplicationFiled: June 7, 2022Publication date: December 15, 2022Inventors: Azam Mihir Thatte, Farshad Ghasripoor, Kuo-Chiang Chen
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Publication number: 20220397317Abstract: A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a first booster to increase pressure of a portion of the first gas to form the second fluid at the second pressure and provide the second fluid at the second pressure to the PX.Type: ApplicationFiled: June 7, 2022Publication date: December 15, 2022Inventors: Azam Mihir Thatte, Behzad Zamanian Yazdi, David Deloyd Anderson, James Elliott McLean, JR., Joseph Michael Marchetti, Omprakash Samudrala, Neelesh Sarawate, Kuo-Chiang Chen, Farshad Ghasripoor
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Publication number: 20220397324Abstract: A system includes a pressure exchanger (PX). The PX is coupled to a motor that controls an operating speed of the PX. The system further includes a first pressure gauge configured to generate first pressure data indicative of a pressure of a fluid of a condenser. A first controller is to generate a first control signal based on the first pressure data. The motor of the PX is configured to adjust the operating speed of the PX based on the first control signal. The system further includes a pump. The system further includes a fluid density sensor for generating fluid density data associated with a first output fluid of the PX. A second controller is to generate a second control signal based on at least the fluid density data. The pump is to adjust an operating speed of the pump based on the second control signal.Type: ApplicationFiled: June 7, 2022Publication date: December 15, 2022Inventors: Azam Mihir Thatte, Matthew Hans Truax, Michael Paul Gustafson, Joseph Michael Marchetti, James Elliott McLean, JR., David Deloyd Anderson
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Publication number: 20220381496Abstract: A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure branch and a high pressure branch. The rotary pressure exchanger is configured to receive the refrigerant at high pressure from the high pressure branch, to receive the refrigerant at low pressure from the low pressure branch, and to exchange pressure between the refrigerant at high pressure and the refrigerant at low pressure, and wherein a first exiting stream from the rotary pressure exchanger includes the refrigerant at high pressure in the supercritical state or the subcritical state and a second exiting stream from the rotary pressure exchanger includes the refrigerant at low pressure in the liquid state or the two-phase mixture of liquid and vapor.Type: ApplicationFiled: July 25, 2022Publication date: December 1, 2022Inventor: Azam Mihir Thatte
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Publication number: 20220307733Abstract: A refrigeration system includes a gas cooler or a condenser configured to reject first heat from a first fluid that is at a first pressure and that is in a supercritical state or subcritical state. The refrigeration system further includes an evaporator configured to absorb second heat into a second fluid that is at a second pressure that is lower than the first pressure and that is in a liquid state, a vapor state, or a two-phase mixture of liquid and vapor. The refrigeration system further includes a rotary pressure exchanger configured to receive the first fluid from the gas cooler or the condenser, to receive the second fluid from the evaporator, and to exchange pressure, via a rotor of the rotary pressure exchanger, between the first fluid and the second fluid.Type: ApplicationFiled: June 13, 2022Publication date: September 29, 2022Inventors: Azam Mihir Thatte, Matthew Joseph Pattom
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Patent number: 11421918Abstract: A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure branch and a high pressure branch. The rotary pressure exchanger is configured to receive the refrigerant at high pressure from the high pressure branch, to receive the refrigerant at low pressure from the low pressure branch, and to exchange pressure between the refrigerant at high pressure and the refrigerant at low pressure, and wherein a first exiting stream from the rotary pressure exchanger includes the refrigerant at high pressure in the supercritical state or the subcritical state and a second exiting stream from the rotary pressure exchanger includes the refrigerant at low pressure in the liquid state or the two-phase mixture of liquid and vapor.Type: GrantFiled: July 10, 2020Date of Patent: August 23, 2022Assignee: Energy Recovery, Inc.Inventor: Azam Mihir Thatte
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Patent number: 11397030Abstract: A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure loop and a high pressure loop. The rotary pressure exchanger replaces a traditional bulk flow compressor. The rotary pressure exchanger is configured to receive the refrigerant at high pressure from the high pressure loop, to receive the refrigerant at low pressure from the low pressure loop, and to exchange pressure between the refrigerant at high pressure and the refrigerant at low pressure, and wherein a first exiting stream from the rotary pressure exchanger includes the refrigerant at high pressure in the supercritical state or the subcritical state and a second exiting stream from the rotary pressure exchanger includes the refrigerant at low pressure in the liquid state or the two-phase mixture of liquid and vapor.Type: GrantFiled: July 10, 2020Date of Patent: July 26, 2022Assignee: Energy Recovery, Inc.Inventors: Azam Mihir Thatte, Matthew Joseph Pattom
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Publication number: 20220011022Abstract: A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure branch and a high pressure branch. The rotary pressure exchanger is configured to receive the refrigerant at high pressure from the high pressure branch, to receive the refrigerant at low pressure from the low pressure branch, and to exchange pressure between the refrigerant at high pressure and the refrigerant at low pressure, and wherein a first exiting stream from the rotary pressure exchanger includes the refrigerant at high pressure in the supercritical state or the subcritical state and a second exiting stream from the rotary pressure exchanger includes the refrigerant at low pressure in the liquid state or the two-phase mixture of liquid and vapor.Type: ApplicationFiled: July 10, 2020Publication date: January 13, 2022Inventor: Azam Mihir Thatte
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Publication number: 20220011023Abstract: A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure loop and a high pressure loop. The rotary pressure exchanger replaces a traditional bulk flow compressor. The rotary pressure exchanger is configured to receive the refrigerant at high pressure from the high pressure loop, to receive the refrigerant at low pressure from the low pressure loop, and to exchange pressure between the refrigerant at high pressure and the refrigerant at low pressure, and wherein a first exiting stream from the rotary pressure exchanger includes the refrigerant at high pressure in the supercritical state or the subcritical state and a second exiting stream from the rotary pressure exchanger includes the refrigerant at low pressure in the liquid state or the two-phase mixture of liquid and vapor.Type: ApplicationFiled: July 10, 2020Publication date: January 13, 2022Inventors: Azam Mihir Thatte, Matthew Joseph Pattom
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Patent number: 10731702Abstract: A system includes a hydraulic energy transfer system configured to exchange pressures between a first fluid and a second fluid, wherein the first fluid has a pressure higher than the second fluid. The hydraulic transfer system includes a cylindrical rotor configured to rotate circumferentially about a rotational axis and having a first end face and a second end face disposed opposite each other, a first end cover having a first surface that interfaces with the first end face of the cylindrical rotor, and a hybrid hydrodynamic-hydrostatic bearing system configured to resist axial displacement of the cylindrical rotor.Type: GrantFiled: November 5, 2018Date of Patent: August 4, 2020Assignee: ENERGY RECOVERY, INC.Inventors: Azam Mihir Thatte, Behzad Zamanian Yazdi
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Publication number: 20200141444Abstract: A system includes a hydraulic energy transfer system configured to exchange pressures between a first fluid and a second fluid, wherein the first fluid has a pressure higher than the second fluid. The hydraulic transfer system includes a cylindrical rotor configured to rotate circumferentially about a rotational axis and having a first end face and a second end face disposed opposite each other, a first end cover having a first surface that interfaces with the first end face of the cylindrical rotor, and a hybrid hydrodynamic-hydrostatic bearing system configured to resist axial displacement of the cylindrical rotor.Type: ApplicationFiled: November 5, 2018Publication date: May 7, 2020Inventors: Azam Mihir Thatte, Behzad Zamanian Yazdi
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Patent number: 10626743Abstract: A turbomachine and a method of operating the turbomachine are disclosed. The turbomachine includes a stator, a rotor including a rotor bearing face, and a face seal assembly including a first segmented seal ring and a second segmented seal ring. The first segmented seal ring includes a plurality of joints and a first flat-contact surface and the second segmented seal ring includes a plurality of segment ends and a second flat-contact surface. One of the first and second segmented seal rings includes a seal bearing face. The second segmented seal ring is coupled to the first segmented seal ring such that the second flat-contact surface is in contact with the first flat-contact surface. The plurality of segment ends is circumferentially offset from the plurality of joints. The first segmented seal ring is slidably coupled to the stator and defines a face seal clearance between the rotor and seal bearing faces.Type: GrantFiled: January 3, 2017Date of Patent: April 21, 2020Assignee: General Electric CompanyInventors: Rahul Anil Bidkar, Azam Mihir Thatte, Jifeng Wang, Xiaoqing Zheng, Edip Sevincer