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).

  • Patent number: 12050066
    Abstract: 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: Grant
    Filed: December 27, 2022
    Date of Patent: July 30, 2024
    Assignee: DANFOSS A/S
    Inventors: Pierre Olivier Pelletier, Junfeng Jin
  • Publication number: 20230132926
    Abstract: 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: Application
    Filed: December 27, 2022
    Publication date: May 4, 2023
    Inventors: Pierre Olivier Pelletier, Junfeng Jin
  • Publication number: 20230137105
    Abstract: 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: Application
    Filed: December 27, 2022
    Publication date: May 4, 2023
    Inventors: Pierre Olivier Pelletier, Junfeng Jin
  • Patent number: 11624564
    Abstract: 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 communicatin
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: April 11, 2023
    Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.
    Inventors: Lingjie Zhang, Junfeng Jin, Xiangxun Lu, Pierre Olivier Pelletier
  • Patent number: 11614286
    Abstract: 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: Grant
    Filed: November 25, 2020
    Date of Patent: March 28, 2023
    Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.
    Inventors: Mustafa K. Yanik, Pierre Olivier Pelletier, Jeffrey Lee Tucker
  • Patent number: 11609024
    Abstract: 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: Grant
    Filed: August 22, 2017
    Date of Patent: March 21, 2023
    Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.
    Inventors: Junfeng Jin, Xiangxun Lu, Pierre Olivier Pelletier, Wenjian Wei, Yuye Wu
  • Patent number: 11549762
    Abstract: 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: Grant
    Filed: December 11, 2019
    Date of Patent: January 10, 2023
    Assignee: Danfoss A/S
    Inventors: Pierre Olivier Pelletier, Junfeng Jin
  • Publication number: 20220274216
    Abstract: 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: Application
    Filed: July 30, 2020
    Publication date: September 1, 2022
    Inventors: Pierre Olivier Pelletier, Leilei Wang
  • Publication number: 20220099381
    Abstract: 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: Application
    Filed: December 3, 2019
    Publication date: March 31, 2022
    Inventors: Pierre Olivier Pelletier, Zhifeng Zhang, Wenjian Wei
  • Publication number: 20220082340
    Abstract: 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: Application
    Filed: August 7, 2019
    Publication date: March 17, 2022
    Inventors: Pierre Olivier Pelletier, Zhifeng Zhang
  • Publication number: 20220034605
    Abstract: 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: Application
    Filed: August 23, 2019
    Publication date: February 3, 2022
    Inventors: Junfeng Jin, Yanxing Li, Pierre Olivier Pelletier, Ming Shao, Feng Zhang, Yan Li
  • Patent number: 11118839
    Abstract: 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: Grant
    Filed: September 27, 2017
    Date of Patent: September 14, 2021
    Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.
    Inventors: Feng Zhang, Xiangxun Lu, Pierre Olivier Pelletier
  • Publication number: 20210080183
    Abstract: 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: Application
    Filed: November 25, 2020
    Publication date: March 18, 2021
    Inventors: Mustafa K. Yanik, Pierre Olivier Pelletier, Jeffrey Lee Tucker
  • Patent number: 10914524
    Abstract: 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: Grant
    Filed: September 8, 2017
    Date of Patent: February 9, 2021
    Assignee: Danfoss Micro Channel Heat Exchanger (Jianxing) Co., Ltd.
    Inventors: Mustafa K. Yanik, Pierre Olivier Pelletier, Jeffrey Lee Tucker
  • Patent number: 10823514
    Abstract: 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: Grant
    Filed: December 26, 2016
    Date of Patent: November 3, 2020
    Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co. Ltd
    Inventors: Zhifeng Zhang, Hongbing Chen, Hua Li, Pierre Olivier Pelletier, Shaoyi Chen
  • Patent number: 10801783
    Abstract: 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: Grant
    Filed: January 6, 2017
    Date of Patent: October 13, 2020
    Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.
    Inventors: Junfeng Jin, Pierre Olivier Pelletier, Huan Jin
  • Publication number: 20200191490
    Abstract: 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: Application
    Filed: December 11, 2019
    Publication date: June 18, 2020
    Inventors: Junfeng Jin, Pierre Olivier Pelletier, Yanxing Li
  • Publication number: 20200191501
    Abstract: 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: Application
    Filed: December 11, 2019
    Publication date: June 18, 2020
    Inventors: Pierre Olivier Pelletier, Junfeng Jin
  • Patent number: D889616
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: July 7, 2020
    Assignee: Danfoss Micro Channel Heat Exchanger (Jiaxing) Co., Ltd.
    Inventor: Pierre Olivier Pelletier
  • Patent number: D907752
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: January 12, 2021
    Assignee: DANFOSS MICRO CHANNEL HEAT EXCHANGER (JIAXING) CO., LTD.
    Inventor: Pierre Olivier Pelletier