Patents by Inventor Pierre Olivier Pelletier
Pierre Olivier Pelletier 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: 12050066Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger includes heat exchange tubes. The heat exchange tubes have first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: GrantFiled: December 27, 2022Date of Patent: July 30, 2024Assignee: DANFOSS A/SInventors: Pierre Olivier Pelletier, Junfeng Jin
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Publication number: 20230132926Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger includes heat exchange tubes. The heat exchange tubes have first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: ApplicationFiled: December 27, 2022Publication date: May 4, 2023Inventors: Pierre Olivier Pelletier, Junfeng Jin
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Publication number: 20230137105Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger includes heat exchange tubes. The heat exchange tubes have first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: ApplicationFiled: December 27, 2022Publication date: May 4, 2023Inventors: Pierre Olivier Pelletier, Junfeng Jin
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Patent number: 11624564Abstract: A heat exchanger assembly (100), the heat exchanger assembly (100) comprising: a first heat exchanger (1), the first heat exchanger (1) comprising a first communicating header pipe (10), a first header pipe (12), and heat exchange tubes (9) arranged between the first communicating header pipe (10) and the first header pipe (12); and a second heat exchanger (2), the second heat exchanger (2) comprising a second communicating header pipe (20), a second header pipe (22), and heat exchange tubes (9) arranged between the second communicating header pipe (20) and the second header pipe (22), wherein the first communicating header pipe (10) is provided with a partition plate (30) and thus has a plurality of first communicating chambers (14) arranged in the axial direction of the first communicating header pipe (10), the second communicating header pipe (20) is provided with a partition plate (30) and thus has a plurality of second communicating chambers (24) arranged in the axial direction of the second communicatinType: GrantFiled: December 22, 2017Date of Patent: April 11, 2023Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.Inventors: Lingjie Zhang, Junfeng Jin, Xiangxun Lu, Pierre Olivier Pelletier
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Patent number: 11614286Abstract: An un-finned heat exchanger (100). The heat exchanger (100) comprises: a heat exchange tube (1), which comprises a body; a fluid channel (11) formed inside the body; and a collecting tube (2) connected to the heat exchange tube (1). Using the heat exchanger can reduce accumulation of dirt on the heat exchanger.Type: GrantFiled: November 25, 2020Date of Patent: March 28, 2023Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.Inventors: Mustafa K. Yanik, Pierre Olivier Pelletier, Jeffrey Lee Tucker
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Patent number: 11609024Abstract: A heat exchanger (100), a heat exchanger module (100?) having the heat exchanger (100), and an air conditioning system having the heat exchanger (100) or the heat exchanger module (100?); the heat exchanger (100) comprises: a first header (11) and a second header (12), with an axis of the first header (11) being inclined relative to an axis of the second header (12); and a heat exchange pipe (2) connected to the first header (11) and the second header (12), the heat exchange pipe (2) being bent. The heat exchange efficiency can be increased by using the heat exchanger (100).Type: GrantFiled: August 22, 2017Date of Patent: March 21, 2023Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.Inventors: Junfeng Jin, Xiangxun Lu, Pierre Olivier Pelletier, Wenjian Wei, Yuye Wu
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Patent number: 11549762Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger comprises heat exchange tubes. The heat exchange tubes comprise first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: GrantFiled: December 11, 2019Date of Patent: January 10, 2023Assignee: Danfoss A/SInventors: Pierre Olivier Pelletier, Junfeng Jin
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Publication number: 20220274216Abstract: Disclosed is a method for producing a heat exchanger. The heat exchanger includes heat exchange tubes extending along a first direction and arranged along a second direction perpendicular to the first direction, and a fin. The fin is provided with fin grooves for mounting the heat exchange tubes, and each fin groove is provided with an opening on one side in a third direction perpendicular to the first direction and the second direction.Type: ApplicationFiled: July 30, 2020Publication date: September 1, 2022Inventors: Pierre Olivier Pelletier, Leilei Wang
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Publication number: 20220099381Abstract: Disclosed is a multi-loop plate heat exchanger, including: a plurality of heat exchange plates arranged in a stacked manner; heat exchange channels formed between adjacent heat exchange plates in the plurality of heat exchange plates; and port channels extending through the heat exchange plates and respectively used for inflow and outflow of a heat exchange medium, at least one of the port channels including at least two fluid channels which are separated from each other and used for inflow or outflow of at least two of multiple loops of refrigerant. The at least two fluid channels share one of the port channels, and the at least two fluid channels are arranged side by side in the radial direction of the port channel.Type: ApplicationFiled: December 3, 2019Publication date: March 31, 2022Inventors: Pierre Olivier Pelletier, Zhifeng Zhang, Wenjian Wei
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Publication number: 20220082340Abstract: Disclosed are a header assembly (100) for a heat exchanger and a heat exchanger having the header assembly (100). The header assembly (100) includes: an outer tube (1), the outer tube (1) having a tube wall (11); an inner tube (2), the inner tube (2) being provided in the outer tube (1) and having a tube wall (21) and a through hole (22) penetrating through the tube wall (21) of the inner tube (2), and a cavity (30) being formed between the outer tube (1) and the inner tube (2); and an opening (12) formed in the tube wall (11) a of the outer tube (1) and used for communicating the cavity (30) between the outer tube (1) and the inner tube (2) with a heat exchange g tube. The header assembly (100) and the heat exchanger having the header assembly (100) can improve heat exchange efficiency.Type: ApplicationFiled: August 7, 2019Publication date: March 17, 2022Inventors: Pierre Olivier Pelletier, Zhifeng Zhang
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Publication number: 20220034605Abstract: A distribution pipe assembly (1) for a heat exchanger (100), a header assembly (20) having the distribution pipe assembly (1), and a heat exchanger (100). The distribution pipe assembly (1) includes a first distribution pipe, the first distribution pipe comprising: a main wall (10) extending in a first direction (D1) serving as an axial direction, and having a first side (11) in a second direction (D2) perpendicular to the first direction (D1), and a second side (12) in the second direction (D2) opposite the first side (11); and a protruding wall (3) protruding, in the second direction (D2), from the main wall (10). The distribution pipe assembly (1) and the heat exchanger (100) improve heat exchange performance of the heat exchanger (100).Type: ApplicationFiled: August 23, 2019Publication date: February 3, 2022Inventors: Junfeng Jin, Yanxing Li, Pierre Olivier Pelletier, Ming Shao, Feng Zhang, Yan Li
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Patent number: 11118839Abstract: A heat exchange assembly (1) for a heat exchanger, a heat exchanger comprising the heat exchange assembly (1), and a mold forming the heat exchange assembly (1) are provided. The heat exchange assembly (1) comprises: multiple heat exchange tubes (11) through which a heat exchange medium flows; a connecting plate (12) connected between adjacent heat exchange tubes (11); and a heat exchange plate (121) formed by at least one part of the connecting plate (12). The mold comprises: a first mold, the first mold forming holes (110) in the multiple heat exchange tubes (11); and a second mold (2), the second mold having a mold cavity (20) forming a main body of the heat exchange assembly (1), the mold cavity (20) having an opening (21), the heat exchange assembly (1) being extruded from the opening (21) of the mold cavity (20) of the second mold (2), and the opening (21) being strip-shaped and extending along a curved line.Type: GrantFiled: September 27, 2017Date of Patent: September 14, 2021Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.Inventors: Feng Zhang, Xiangxun Lu, Pierre Olivier Pelletier
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Publication number: 20210080183Abstract: An un-finned heat exchanger (100). The heat exchanger (100) comprises: a heat exchange tube (1), which comprises a body; a fluid channel (11) formed inside the body; and a collecting tube (2) connected to the heat exchange tube (1). Using the heat exchanger can reduce accumulation of dirt on the heat exchanger.Type: ApplicationFiled: November 25, 2020Publication date: March 18, 2021Inventors: Mustafa K. Yanik, Pierre Olivier Pelletier, Jeffrey Lee Tucker
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Patent number: 10914524Abstract: An un-finned heat exchanger (100). The heat exchanger (100) comprises: a heat exchange tube (1), which comprises a body; a fluid channel (11) formed inside the body; and a collecting tube (2) connected to the heat exchange tube (1). Using the heat exchanger can reduce accumulation of dirt on the heat exchanger.Type: GrantFiled: September 8, 2017Date of Patent: February 9, 2021Assignee: Danfoss Micro Channel Heat Exchanger (Jianxing) Co., Ltd.Inventors: Mustafa K. Yanik, Pierre Olivier Pelletier, Jeffrey Lee Tucker
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Patent number: 10823514Abstract: Provided are a reinforcer (30) used for a plate heat exchanger (100) and a plate heat exchanger (100), the reinforcer (30) being used to reinforce an area around an opening (13) of at least one heat exchange plate (10). The plate heat exchanger (100) comprises multiple heat exchange plates (10); a heat exchange space formed between adjacent heat exchange plates (10) of the multiple heat exchange plates (10); a heat exchange channel (11) formed between the heat exchange plates (10), wherein the heat exchange channel (11) is used for a heat exchange medium to flow into or out of the plate heat exchanger (100), and is constituted by openings (13) in the multiple heat exchange plates (10); and a reinforcer (30), used to reinforce an area around an opening (13) in at least one heat exchange plate (10).Type: GrantFiled: December 26, 2016Date of Patent: November 3, 2020Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co. LtdInventors: Zhifeng Zhang, Hongbing Chen, Hua Li, Pierre Olivier Pelletier, Shaoyi Chen
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Patent number: 10801783Abstract: A heat exchanger (10) comprises: a first sub-heat exchanger (100), which has a first manifold (110), a second manifold (120), and at least two heat exchange tubes (130); and a second sub-heat exchanger (200), which has a third manifold (210), a fourth manifold (220), and at least one heat exchange tube (230), at least one of the heat exchange tubes (130) in the first sub-heat exchanger (100) being part of a flow path of the second sub-heat exchanger (200).Type: GrantFiled: January 6, 2017Date of Patent: October 13, 2020Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.Inventors: Junfeng Jin, Pierre Olivier Pelletier, Huan Jin
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Publication number: 20200191490Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger includes heat exchange tubes. The heat exchange tubes include first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger according to the embodiments of the present invention, if one of two circuits of a two-circuit air-conditioning system is turned off, a heat exchange efficiency of the heat exchanger can be improved.Type: ApplicationFiled: December 11, 2019Publication date: June 18, 2020Inventors: Junfeng Jin, Pierre Olivier Pelletier, Yanxing Li
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Publication number: 20200191501Abstract: Embodiments of the present invention disclose a heat exchanger and an air-conditioning system. The heat exchanger comprises heat exchange tubes. The heat exchange tubes comprise first heat exchange tubes configured to form a first circuit, and second heat exchange tubes configured to form a second circuit. With the heat exchanger and the air-conditioning system according to the embodiments of the present invention, for example, a heat exchange capacity of the heat exchanger in a part load condition is improved.Type: ApplicationFiled: December 11, 2019Publication date: June 18, 2020Inventors: Pierre Olivier Pelletier, Junfeng Jin
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Patent number: D889616Type: GrantFiled: January 5, 2017Date of Patent: July 7, 2020Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.Inventor: Pierre Olivier Pelletier
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Patent number: D907752Type: GrantFiled: January 5, 2017Date of Patent: January 12, 2021Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.Inventor: Pierre Olivier Pelletier