Patents by Inventor Bruce J. Poplawski
Bruce J. Poplawski 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: 11885533Abstract: A refrigerant vapor compression system includes a compression device having at least a first compression stage and a second compression stage arranged in series refrigerant flow relationship. A first refrigerant heat rejection heat exchanger is disposed downstream with respect to refrigerant flow of the second compression stage. A first refrigerant intercooler is disposed intermediate the first compression stage and the second compression stage. The first refrigerant intercooler is disposed downstream of the first refrigerant heat rejection heat exchanger with respect to the flow of the first secondary fluid. An economizer includes a vapor line in fluid communication with a suction inlet to the second compression stage. A second refrigerant heat rejection heat exchanger is disposed intermediate with respect to refrigerant flow of the second compression stage and the first refrigerant heat rejection heat exchanger.Type: GrantFiled: May 12, 2020Date of Patent: January 30, 2024Assignee: Carrier CorporationInventors: Jianhua Zhou, Tobias H. Sienel, KeonWoo Lee, Jason D. Scarcella, Douglas Auyer, Ping Sue Vang, Bruce J. Poplawski
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Publication number: 20240027142Abstract: A multiple tube bank heat exchanger includes a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship and a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship. The second tube bank is disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank. A continuous folded fin extends between the first and second flattened tube segments of both of said first tube bank and said second tube bank.Type: ApplicationFiled: October 3, 2023Publication date: January 25, 2024Inventors: Michael F. Taras, Arindom Joardar, Luis F. Avila, Bruce J. Poplawski, Jack Esformes, Melkamu Woldesemayat
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Patent number: 11867466Abstract: A compact heat exchanger assembly for a refrigeration system includes a heat rejection heat exchanger assembly and a heat absorption heat exchanger assembly. The heat rejection heat exchanger assembly includes a primary heat exchanger and a secondary heat exchanger. The primary heat exchanger has a tube bank extending between a first manifold and a second manifold. The tube bank being provided with at least one bend such that the primary heat exchanger has a generally curvilinear shape. The secondary heat exchanger is disposed between the first manifold and the second manifold.Type: GrantFiled: November 4, 2019Date of Patent: January 9, 2024Assignee: CARRIER CORPORATIONInventors: Jianhua Zhou, Jason D. Scarcella, Tobias H. Sienel, Bruce J. Poplawski, KeonWoo Lee
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Patent number: 11815318Abstract: A multiple tube bank heat exchanger includes a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship and a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship. The second tube bank is disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank. A continuous folded fin extends between the first and second flattened tube segments of both of said first tube bank and said second tube bank.Type: GrantFiled: July 21, 2020Date of Patent: November 14, 2023Assignee: CARRIER CORPORATIONInventors: Michael F. Taras, Arindom Joardar, Luis F. Avila, Bruce J. Poplawski, Jack L. Esformes, Melkamu Woldesemayat
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Publication number: 20210270533Abstract: A compact heat exchanger assembly for a refrigeration system includes a heat rejection heat exchanger assembly and a heat absorption heat exchanger assembly. The heat rejection heat exchanger assembly includes a primary heat exchanger and a secondary heat exchanger. The primary heat exchanger has a tube bank extending between a first manifold and a second manifold. The tube bank being provided with at least one bend such that the primary heat exchanger has a generally curvilinear shape. The secondary heat exchanger is disposed between the first manifold and the second manifold.Type: ApplicationFiled: November 4, 2019Publication date: September 2, 2021Inventors: Jianhua Zhou, Jason D. Scarcella, Tobias H. Sienel, Bruce J. Poplawski, KeonWoo Lee
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Publication number: 20210247109Abstract: A refrigerant vapor compression system includes a compression device having at least a first compression stage and a second compression stage arranged in series refrigerant flow relationship. A first refrigerant heat rejection heat exchanger is disposed downstream with respect to refrigerant flow of the second compression stage. A first refrigerant intercooler is disposed intermediate the first compression stage and the second compression stage. The first refrigerant intercooler is disposed downstream of the first refrigerant heat rejection heat exchanger with respect to the flow of the first secondary fluid. An economizer includes a vapor line in fluid communication with a suction inlet to the second compression stage. A second refrigerant heat rejection heat exchanger is disposed intermediate with respect to refrigerant flow of the second compression stage and the first refrigerant heat rejection heat exchanger.Type: ApplicationFiled: May 12, 2020Publication date: August 12, 2021Inventors: Jianhua Zhou, Tobias H. Sienel, KeonWoo Lee, Jason D. Scarcella, Douglas Auyer, Ping Sue Vang, Bruce J. Poplawski
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Patent number: 10830542Abstract: A method is provided for manufacturing a manifold assembly with internal fluid communication between a first manifold defining a first fluid chamber and a second manifold defining a second fluid chamber of the manifold assembly, the first manifold and the second manifold joined in parallel relationship along a longitudinally extending interface between a wall of the first manifold and a wall of the second manifold. The method includes: forming a first access port in a wall of one of the first manifold and the second manifold diametrically opposite the interface; forming a first fluid communication port extending through a wall of the first manifold and a wall of the second manifold at the interface and defining a first fluid passage between the first and second fluid chambers; and sealingly plugging the access port.Type: GrantFiled: May 12, 2014Date of Patent: November 10, 2020Assignee: CARRIER CORPORATIONInventors: Michael F. Taras, Bruce J. Poplawski, Arindom Joardar, Jack Leon Esformes, Tobias H. Sienel, Mel Woldesemayat
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Publication number: 20200348088Abstract: A multiple tube bank heat exchanger includes a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship and a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship. The second tube bank is disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank. A continuous folded fin extends between the first and second flattened tube segments of both of said first tube bank and said second tube bank.Type: ApplicationFiled: July 21, 2020Publication date: November 5, 2020Inventors: Michael F. Taras, Arindom Joardar, Luis F. Avila, Bruce J. Poplawski, Jack L. Esformes, Melkamu Woldesemayat
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Patent number: 10767937Abstract: A multiple tube bank heat exchanger includes a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship and a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship. The second tube bank is disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank. A continuous folded fin extends between the first and second flattened tube segments of both of said first tube bank and said second tube bank.Type: GrantFiled: September 27, 2012Date of Patent: September 8, 2020Assignee: CARRIER CORPORATIONInventors: Michael F. Taras, Arindom Joardar, Luis F. Avila, Bruce J. Poplawski, Jack L. Esformes, Melkamu Woldesemayat
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Patent number: 10753656Abstract: A heat exchanger is provided including a first manifold, a second manifold separated from the first manifold, and a plurality of heat exchanger tubes arranged in spaced parallel relationship fluidly coupling the first and second manifolds. A first end of each heat exchange tube extends partially into an inner volume of the first manifold and has an inlet formed therein. A distributor is positioned within the inner volume of the first manifold. At least a portion of the distributor is arranged within the inlet formed in the first end of one or more of the plurality of heat exchange tubes.Type: GrantFiled: April 30, 2019Date of Patent: August 25, 2020Assignee: CARRIER CORPORATIONInventors: Michael F. Taras, Tobias H. Sienel, Kazuo Saito, Arindom Joardar, Bruce J. Poplawski
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Patent number: 10514204Abstract: A heat exchanger is provided including a first manifold and a second manifold separated from the first manifold. A plurality of heat exchange tube segments are arranged in spaced parallel relationship and fluidly couple the first and second manifold. Each of the plurality of tube segments includes a first heat exchange tube and a second heat exchange tube at least partially connected by a web extending there between. The plurality of heat exchange tube segments includes a bend defining a first section and a second section of the heat exchange tube segments. The first section is arranged at an angle to the second section. A plurality of first fins extends form the first section of the heat exchange tube segments and a plurality of second fins extends from the second section of the heat exchange tube segments.Type: GrantFiled: September 1, 2015Date of Patent: December 24, 2019Assignee: CARRIER CORPORATIONInventors: Luis Felipe Avila, Bruce J. Poplawski, Kazuo Saito
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Patent number: 10508862Abstract: An air-cooled chiller system includes a heat exchanger including a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship; a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship, the second tube bank disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank; a fan creating an airflow across the first heat exchanger, the airflow flowing over the first tube bank prior to flowing over the second tube bank, wherein refrigerant flows in the heat exchanger in a cross-counterflow direction opposite that of the airflow direction.Type: GrantFiled: February 24, 2014Date of Patent: December 17, 2019Assignee: CARRIER CORPORATIONInventors: Arindom Joardar, Michael F. Taras, Mel Woldesemayat, Jack Leon Esformes, Bruce J. Poplawski, Tobias H. Sienel, Jules Ricardo Munoz
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Publication number: 20190271492Abstract: A heat exchanger is provided including a first manifold, a second manifold separated from the first manifold, and a plurality of heat exchanger tubes arranged in spaced parallel relationship fluidly coupling the first and second manifolds. A first end of each heat exchange tube extends partially into an inner volume of the first manifold and has an inlet formed therein. A distributor is positioned within the inner volume of the first manifold. At least a portion of the distributor is arranged within the inlet formed in the first end of one or more of the plurality of heat exchange tubes.Type: ApplicationFiled: April 30, 2019Publication date: September 5, 2019Inventors: Michael F. Taras, Tobias H. Sienel, Kazuo Saito, Arindom Joardar, Bruce J. Poplawski
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Publication number: 20190178580Abstract: A multiple bank, flattened tube heat exchange unit includes a first tube bank including a plurality of flattened tube segments extending longitudinally in spaced parallel relationship between a first manifold and a second manifold and a second tube bank including a plurality of flattened tube segments extending longitudinally in spaced parallel relationship between a first manifold and a second manifold, the second tube bank disposed behind the first tube bank. The second manifold of the first tube bank and the second manifold of the second tube bank form a manifold assembly wherein an interior volume of the second manifold of the first tube bank and an interior volume of the second manifold of the second tube bank of the manifold assembly are internally connected in fluid communication.Type: ApplicationFiled: February 13, 2019Publication date: June 13, 2019Inventors: Michael F. Taras, Arindom Joardar, Tobias H. Sienel, Mel Woldesemayat, Bruce J. Poplawski
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Patent number: 10288331Abstract: A heat exchanger is provided including a first manifold, a second manifold separated from the first manifold, and a plurality of heat exchanger tubes arranged in spaced parallel relationship fluidly coupling the first and second manifolds. A first end of each heat exchange tube extends partially into an inner volume of the first manifold and has an inlet formed therein. A distributor is positioned within the inner volume of the first manifold. At least a portion of the distributor is arranged within the inlet formed in the first end of one or more of the plurality of heat exchange tubes.Type: GrantFiled: August 19, 2015Date of Patent: May 14, 2019Assignee: CARRIER CORPORATIONInventors: Michael F. Taras, Tobias H. Sienel, Kazuo Saito, Arindom Joardar, Bruce J. Poplawski
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Patent number: 10247481Abstract: A multiple bank, flattened tube heat exchange unit includes a first tube bank including a plurality of flattened tube segments extending longitudinally in spaced parallel relationship between a first manifold and a second manifold and a second tube bank including a plurality of flattened tube segments extending longitudinally in spaced parallel relationship between a first manifold and a second manifold, the second tube bank disposed behind the first tube bank. The second manifold of the first tube bank and the second manifold of the second tube bank form a manifold assembly wherein an interior volume of the second manifold of the first tube bank and an interior volume of the second manifold of the second tube bank of the manifold assembly are internally connected in fluid communication.Type: GrantFiled: November 25, 2013Date of Patent: April 2, 2019Assignee: CARRIER CORPORATIONInventors: Michael F. Taras, Arindom Joardar, Tobias H. Sienel, Mel Woldesemayat, Bruce J. Poplawski
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Patent number: 9901966Abstract: A method is disclosed for assembling a flattened tube multiple tube bank heat exchanger that includes a first tube bank and a second tube bank, each bank including a plurality tube segments extending longitudinally in spaced parallel relationship. A spacer clip is installed on a longitudinally extending edge of each heat exchange tube segment arrayed in a first layer of tube segments. A plurality of heat exchange tube segments are arrayed in a second layer in engagement with the spacer clips installed on the tube segments of the first layer.Type: GrantFiled: January 29, 2013Date of Patent: February 27, 2018Assignee: CARRIER CORPORATIONInventors: Michael F. Taras, Arindom Joardar, Melkamu Woldesemayat, Bruce J. Poplawski
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Publication number: 20170276411Abstract: A heat exchanger is provided including a first manifold, a second manifold separated from the first manifold, and a plurality of heat exchanger tubes arranged in spaced parallel relationship fluidly coupling the first and second manifolds. A first end of each heat exchange tube extends partially into an inner volume of the first manifold and has an inlet formed therein. A distributor is positioned within the inner volume of the first manifold.Type: ApplicationFiled: August 19, 2015Publication date: September 28, 2017Inventors: Michael F. Taras, Tobias H. Sienel, Kazuo Saito, Arindom Joardar, Bruce J. Poplawski
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Publication number: 20170276433Abstract: A heat exchanger is provided including a first manifold and a second manifold separated from the first manifold. A plurality of heat exchange tube segments are arranged in spaced parallel relationship and fluidly couple the first and second manifold. Each of the plurality of tube segments includes a first heat exchange tube and a second heat exchange tube at least partially connected by a web extending there between. The plurality of heat exchange tube segments includes a bend defining a first section and a second section of the heat exchange tube segments. The first section is arranged at an angle to the second section. A plurality of first fins extends form the first section of the heat exchange tube segments and a plurality of second fins extends from the second section of the heat exchange tube segments.Type: ApplicationFiled: September 1, 2015Publication date: September 28, 2017Inventors: Luis Felipe AVILA, Bruce J. POPLAWSKI, Kazuo SAITO
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Publication number: 20160116230Abstract: A method is provided for manufacturing a manifold assembly with internal fluid communication between a first manifold defining a first fluid chamber and a second manifold defining a second fluid chamber of the manifold assembly, the first manifold and the second manifold joined in parallel relationship along a longitudinally extending interface between a wall of the first manifold and a wall of the second manifold. The method includes: forming a first access port in a wall of one of the first manifold and the second manifold diametrically opposite the interface; forming a first fluid communication port extending through a wall of the first manifold and a wall of the second manifold at the interface and defining a first fluid passage between the first and second fluid chambers; and sealingly plugging the access port.Type: ApplicationFiled: May 12, 2014Publication date: April 28, 2016Applicant: Carrier CorporationInventors: Michael F. Taras, Bruce J. Poplawski, Arindom Joardar, Jack Leon Esformes, Tobias H. Sienel, Mel Woldesemayat