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公开(公告)号：US20230375289A1
公开(公告)日：2023-11-23
申请号：US18299322
申请日：2023-04-12
Applicant: Danfoss A/S
Inventor： Lisha CHEN , Weijun WU , Yubao LIU , Yanxing LI
CPC classification number: F28F9/027 , F28D1/05316 , F28D21/00 , F28D2021/0068
Abstract: A heat exchanger includes: a manifold having a manifold opening passing through a pipe wall of the manifold; a distribution pipe disposed in the manifold and having a distribution pipe opening passing through a pipe wall of the distribution pipe; and a connecting pipe assembly including a first connecting pipe The first connecting pipe is inserted in the manifold opening, has an end connected to the distribution pipe at the distribution pipe opening, and is in fluid communication with the distribution pipe. Thereby, the space occupied by the connecting pipe assembly in the manifold can be reduced.
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公开(公告)号：US20250102242A1
公开(公告)日：2025-03-27
申请号：US18888299
申请日：2024-09-18
Applicant: Danfoss A/S
Inventor： Yanxing LI , Jing ZHOU , Jing YANG
Abstract: A heat exchanger and an air conditioning system having the same. The heat exchanger includes a plurality of fins and a row of heat transfer tubes. The fin includes a fin body and a plurality of columns of heat exchange tube slots formed in the fin body. The column of heat exchange tube slots includes a plurality of heat exchange tube slots arranged in a first direction, the plurality of fins being arranged in a second direction perpendicular to the first direction, and the plurality of columns of heat exchange tube slots being arranged in a third direction perpendicular to the first direction and the second direction. The row of heat exchange tubes is provided in the heat exchange tube slot of the column of heat exchange tube slots, and the row of heat exchange tubes includes one heat exchange tube or a plurality of heat exchange tubes. A length of at least one heat exchange tube slot in the third direction is greater than a heat exchange tube size of the row of heat exchange tubes inserted in the at least one heat exchange tube slot in the third direction. Therefore, the performance of the heat exchanger and the air conditioning system can be improved.
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公开(公告)号：US20240183619A1
公开(公告)日：2024-06-06
申请号：US18562990
申请日：2022-05-13
Applicant: Danfoss A/S
Inventor： Leilei WANG , Yanxing LI , Jing YANG , Weijun WU , Yan LI , Jing YUAN
Abstract: A heat exchanger and an air conditioning system having same, wherein heat exchanger includes a first heat exchanger core and a second heat exchanger core, the first heat exchanger core including first heat exchange tubes and first fins, and the second heat exchanger core including second heat exchange tubes and second fins. The angle between the first heat exchanger core and the second heat exchanger core is α, the length of the first heat exchange tube is TL, the refrigerant circulation area of the first heat exchange tube is S, the width of the first fin is FW, the density of the first fin is FP, the height of the first fin is FH, the width of the first heat exchanger core is ML, the length of the second heat exchange tube is tl, the refrigerant circulation area of the second heat exchange tube is s, the width of the second fin is fw, the density of the second fin is fp, the height of the second fin is fh, the width of the second heat exchanger core is ml, and 0.016≤(TL×ML×FW×FP×FH×s×cos α)/(tl×ml×fw×fp×fh×S)≤64. In this way, the water drainage performance of the heat exchanger is improved, and the problem of water being blown from the heat exchanger is solved.
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公开(公告)号：US20230168038A1
公开(公告)日：2023-06-01
申请号：US18057812
申请日：2022-11-22
Applicant: Danfoss A/S
Inventor： Yanxing LI , Leilei WANG , Jing YANG
CPC classification number: F28D1/05366 , F28F1/10 , F28F9/001 , F28F2009/004
Abstract: The present disclosure discloses a heat exchanger and an air conditioning system having the heat exchanger. The heat exchanger includes a first heat exchanger core, a second heat exchanger core and a connection part. Heat exchange tubes of the first heat exchanger core and the second heat exchanger core include first circuit heat exchange tubes. A length of the heat exchange tube of the first heat exchanger core is greater than a length of the heat exchange tube of the second heat exchanger core. The connection part includes a first connection part through which the first circuit heat exchange tubes of the first heat exchanger core are connected with the first circuit heat exchange tubes of the second heat exchanger core. The heat exchange tubes of at least one of the first heat exchanger core and the second heat exchanger core further include second circuit heat exchange tubes. First circuit heat exchange tube groups each constituted by at least one of the first circuit heat exchange tubes and second circuit heat exchange tube groups each constituted by at least one of the second circuit heat exchange tubes are arranged alternately. Thereby, the heat exchange performance can be improved at both partial load and full load.
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Patent Agency Ranking
公开(公告)号：US20250102243A1
公开(公告)日：2025-03-27
申请号：US18888382
申请日：2024-09-18
Applicant: Danfoss A/S
Inventor： Yanxing LI , Jing ZHOU , Jing YANG
Abstract: A heat exchanger and an air conditioning system having the same. The heat exchanger includes a plurality of fins and a row of heat transfer tubes. The fin includes a fin body and a plurality of columns of heat exchange tube slots formed in the fin body. The column of heat exchange tube slots includes a plurality of heat exchange tube slots arranged in a first direction, the plurality of fins being arranged in a second direction perpendicular to the first direction, and the plurality of columns of heat exchange tube slots being arranged in a third direction perpendicular to the first direction and the second direction. The row of heat exchange tubes is provided in the heat exchange tube slot of the column of heat exchange tube slots, and the row of heat exchange tubes includes one heat exchange tube or a plurality of heat exchange tubes. A length of at least one heat exchange tube slot in the third direction is greater than a heat exchange tube size of the row of heat exchange tubes inserted in the at least one heat exchange tube slot in the third direction. Therefore, the performance of the heat exchanger and the air conditioning system can be improved.
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公开(公告)号：US20250102241A1
公开(公告)日：2025-03-27
申请号：US18888289
申请日：2024-09-18
Applicant: Danfoss A/S
Inventor： Jing ZHOU , Yanxing LI
Abstract: A heat exchanger, a bent heat exchanger formed by bending the heat exchanger, and an air conditioning system having the heat exchanger or the bent heat exchanger. The heat exchanger includes: a plurality of rows of heat exchange tubes arranged in a first direction; and a plurality of fins arranged in a second direction perpendicular to the first direction. Each of the plurality of fins includes a fin body and a plurality of heat exchange tube slots formed in the fin body, one or more heat exchange tubes of each row of heat exchange tubes of the plurality of rows of heat exchange tubes being inserted into one heat exchange tube slot of the plurality of heat exchange tube slots; and a length of at least one heat exchange tube slot of the plurality of heat exchange tube slots of at least one fin of the plurality of fins in a third direction perpendicular to the first direction and the second direction is greater than a heat exchange tube size of the row of heat exchange tubes inserted into the at least one heat exchange tube slot in the third direction to form a gap for passage of water in the at least one heat exchange tube slot, thereby improving the performance of the heat exchanger, bent heat exchanger and air conditioning system.
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公开(公告)号：US20240200889A1
公开(公告)日：2024-06-20
申请号：US18541864
申请日：2023-12-15
Applicant: Danfoss A/S
Inventor： Jiaqi XU , Yanxing LI , Huan JIN , Yubao LIU , Jing YANG , Arturo RIOS
IPC: F28F9/02
CPC classification number: F28F9/0229
Abstract: A heat exchanger and an air conditioning system having same, the heat exchanger including: a first manifold and a second manifold disposed at one and the same side of the heat exchanger; and multiple heat exchange tubes, each heat exchange tube including: two ends, the two ends respectively being a first end and a second end, the first end and second end being respectively connected to and in fluid communication with the first manifold and the second manifold; and multiple heat exchange parts, the multiple heat exchange parts including a first heat exchange part and a second heat exchange part, the first heat exchange part and second heat exchange part being respectively connected to and in fluid communication with the first end and the second end; in a lengthwise direction of the first manifold or second manifold, the ends of the multiple heat exchange tubes includes at least one pair of adjacently arranged first ends and/or at least one pair of adjacently arranged second ends. Heat exchange performance is thereby improved.
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公开(公告)号：US20250020422A1
公开(公告)日：2025-01-16
申请号：US18711945
申请日：2022-11-18
Applicant: Danfoss A/S
Inventor： Jing YANG , Yanxing LI , Yubao LIU , Jing YUAN , Weijun WU
Abstract: A heat exchange assembly and an air conditioning system having the same. The heat exchange assembly includes a heat exchanger and a water guide device. The heat exchanger includes a first heat exchanger core and a second heat exchanger core. The first heat exchanger core includes a plurality of first heat exchange tubes, the second heat exchanger core is located on one side of the first heat exchanger core in a thickness direction of the first heat exchanger core and comprises a plurality of second heat exchange tubes, and a lower edge of the second heat exchanger core is higher than a lower edge of the first heat exchanger core. The water guide device includes a first water guide device, wherein at least part of the first water guide device is arranged below the second heat exchanger core and used for receiving and guiding condensed water from the second heat exchanger core. The heat exchange assembly and the air conditioning system according to the present disclosure reduce the risk of the condensed water being blown out of the heat exchanger core with a higher lower edge.
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公开(公告)号：US20240003630A1
公开(公告)日：2024-01-04
申请号：US18251489
申请日：2021-10-14
Applicant: Danfoss A/S
Inventor： Feng ZHANG , Yanxing LI , Mustafa K. YANIK
CPC classification number: F28D1/0476 , F28D1/0233 , F28D2001/0273 , F28D2021/0068
Abstract: A heat exchanger having: a first heat exchanger core including a first sub-heat exchanger core and a second sub-heat exchanger core, wherein the first sub-heat exchanger core and the second sub-heat exchanger core includes heat exchange tubes, the heat exchange tubes of the first sub-heat exchanger core and the second sub-heat exchanger core are connected to each other, and orthographic projections of the first sub-heat exchanger core and the second sub-heat exchanger core on a plane where the second sub-heat exchanger core is located at least overlap partially; and a second heat exchanger core including a heat exchange tube, wherein the heat exchange tube of the second heat exchanger core is connected to the heat exchange tubes of the first sub-heat exchanger core and the second sub-heat exchanger core is disclosed. At the same incoming wind speed, the ratio of the wind resistance of the heat exchanger to the air passing through the first heat exchanger core to the wind resistance of the heat exchanger to the air passing through the second heat exchanger core is less than a predetermined value. By using the heat exchanger according to the present invention, the performance of the heat exchanger can be improved.
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