Patents by Inventor Lin-Jie Huang
Lin-Jie Huang 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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Publication number: 20230366637Abstract: A microchannel flat tube applicable in a microchannel heat exchanger includes a flat tube body and a row of channels. The row of channels is arranged in the flat tube body along a width direction. The row of channels extends through the flat tube body along a length direction. A cross-section of each channel includes a first width in the width direction and a first height in a thickness direction. The row of channels at least includes a first group of first channels, a second group of second channels and a third group of third channels along the width direction. The first widths of the first channels, the second channels and the third channels decrease at a fixed value, thereby facilitating the control of the thickness of the microchannel flat tube and improving the heat exchange efficiency.Type: ApplicationFiled: July 24, 2023Publication date: November 16, 2023Inventors: HAOBO LIANG, LI-ZHI WANG, JIAN-LONG JIANG, LIN-JIE HUANG
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Patent number: 11754348Abstract: The present application discloses a microchannel flat tube and a microchannel heat exchanger. The microchannel flat tube includes a flat tube body and a row of channels. The row of channels is arranged in the flat tube body along a width direction. The row of channels extends through the flat tube body along a length direction. A cross-section of each channel includes a first width in the width direction and a first height in a thickness direction. The row of channels at least includes a first group of first channels, a second group of second channels and a third group of third channels along the width direction. The first widths of the first channels, the second channels and the third channels decrease at a fixed rate, thereby facilitating the control of the thickness of the microchannel flat tube and improving the heat exchange efficiency of the third channels.Type: GrantFiled: March 20, 2022Date of Patent: September 12, 2023Assignee: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.Inventors: Haobo Jiang, Li-zhi Wang, Jian-long Jiang, Lin-Jie Huang
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Patent number: 11619453Abstract: The present application discloses a microchannel flat tube and a microchannel heat exchanger. The microchannel flat tube includes a flat tube body and a row of channels. The flat tube body includes a first plane, a second plane, a first side surface and a second side surface. The first side surface and the second side surface are arranged on opposite sides of the flat tube body. The row of channels is arranged in the flat tube body. The row of channels extends through the flat tube body. The row of channels extends through the flat tube body. The row of channels at least includes a first channel, a second channel and a third channel which are arranged in a width direction. Cross-sectional areas of the first channel, the second channel and the third channel in the width direction change according to an exponential function.Type: GrantFiled: September 26, 2020Date of Patent: April 4, 2023Assignee: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.Inventors: Haobo Jiang, Li-Zhi Wang, Jian-Long Jiang, Lin-Jie Huang
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Patent number: 11428354Abstract: The present application provides a pipeline adapter including a first connection block, a second connection block, a fastener and a seal ring. The first connection block is provided with a first channel and a first annular positioning groove disposed around the first channel. The second connection block is provided with a second channel communicating with the first channel and a second annular positioning platform fitting inside the first annular positioning groove. The second annular positioning platform is disposed around the second channel. The fastener connects the first connection block to the second connection block. The seal ring fits between the first annular positioning groove and the second annular positioning platform. The pipeline adapter is convenient to use, has a favorable sealing effect, and facilitates pipeline connection of a refrigeration system.Type: GrantFiled: August 22, 2018Date of Patent: August 30, 2022Assignee: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.Inventors: Shifeng Liu, Lin-Jie Huang, Xu Li, Wenqing Chen, Mei Wang, Li Li, Junqi Dong
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Publication number: 20220205736Abstract: The present application discloses a microchannel flat tube and a microchannel heat exchanger. The microchannel flat tube includes a flat tube body and a row of channels. The row of channels is arranged in the flat tube body along a width direction. The row of channels extends through the flat tube body along a length direction. A cross-section of each channel includes a first width in the width direction and a first height in a thickness direction. The row of channels at least includes a first group of first channels, a second group of second channels and a third group of third channels along the width direction. The first widths of the first channels, the second channels and the third channels decrease at a fixed rate, thereby facilitating the control of the thickness of the microchannel flat tube and improving the heat exchange efficiency of the third channels.Type: ApplicationFiled: March 20, 2022Publication date: June 30, 2022Inventors: HAOBO JIANG, LI-ZHI WANG, JIAN-LONG JIANG, LIN-JIE HUANG
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Patent number: 11353271Abstract: The present application discloses a microchannel flat tube and a microchannel heat exchanger. The microchannel flat tube includes a flat tube body and a row of channels. The row of channels is arranged in the flat tube body along a width direction. The row of channels extends through the flat tube body along a length direction. A cross-section of each channel includes a first width in the width direction and a first height in a thickness direction. The row of channels at least includes a first channel, a second channel and a third channel along the width direction. The first widths of the first channel, the second channel and the third channel are decreased at a fixed ratio, thereby facilitating the control of the thickness of the microchannel flat tube and improving the heat exchange efficiency of the third channel.Type: GrantFiled: May 2, 2020Date of Patent: June 7, 2022Assignee: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.Inventors: Haobo Jiang, Li-Zhi Wang, Jian-Long Jiang, Lin-Jie Huang
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Patent number: 11287148Abstract: The present disclosure provides an air conditioner, a control strategy of the air conditioner and an air conditioning system. The air conditioner includes a compressor, a first heat exchanger, a phase-change thermal-storage heat exchanger, a throttling device and a box. The throttling device is provided between the first heat exchanger and the phase-change thermal-storage heat exchanger. One of the first heat exchanger and phase-change thermal-storage heat exchanger functions as an evaporator and the other functions as a condenser. The box includes an air supply port and an air return port. The compressor, the first heat exchanger, the phase-change thermal-storage heat exchanger and the throttling device are mounted in the box, thereby facilitating installation of the air conditioner.Type: GrantFiled: October 29, 2018Date of Patent: March 29, 2022Assignee: ZHEJIANG SANHUA INTELLIGENT CONTROLS CO., LTD.Inventors: Peilan Zhang, Longzhong Huang, Bin Yin, Lin-Jie Huang, Chunyou Zhou
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Patent number: 11187653Abstract: The present disclosure discloses an infrared sensor, an infrared gas detector and an air quality detection device. The infrared sensor includes electrodes, a substrate, an isolation layer and a graphene film. The graphene film has a periodical nanostructure. The infrared sensor enhances the absorption of infrared light, and is capable of only absorbing specific infrared wavelengths, thus improving the selective performance of the infrared gas detector.Type: GrantFiled: June 26, 2019Date of Patent: November 30, 2021Assignee: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.Inventors: Xia Wan, Xinkai Lu, Huanhuan Rao, Chengyu Wu, Longzhong Huang, Bin Yin, Lin-Jie Huang
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Publication number: 20210180808Abstract: The present disclosure provides an air conditioner, a control strategy of the air conditioner and an air conditioning system. The air conditioner includes a compressor, a first heat exchanger, a phase-change thermal-storage heat exchanger, a throttling device and a box. The throttling device is provided between the first heat exchanger and the phase-change thermal-storage heat exchanger. One of the first heat exchanger and phase-change thermal-storage heat exchanger functions as an evaporator and the other functions as a condenser. The box includes an air supply port and an air return port. The compressor, the first heat exchanger, the phase-change thermal-storage heat exchanger and the throttling device are mounted in the box, thereby facilitating installation of the air conditioner.Type: ApplicationFiled: October 29, 2018Publication date: June 17, 2021Inventors: PEILAN ZHANG, LONGZHONG HUANG, BIN YIN, LIN-JIE HUANG, CHUNYOU ZHOU
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Publication number: 20210156622Abstract: The present application discloses a microchannel flat tube and a microchannel heat exchanger. The microchannel flat tube includes a flat tube body and a row of channels. The row of channels is arranged in the flat tube body along a width direction. The row of channels extends through the flat tube body along a length direction. A cross-section of each channel includes a first width in the width direction and a first height in a thickness direction. The row of channels at least includes a first channel, a second channel and a third channel along the width direction. The first widths of the first channel, the second channel and the third channel are decreased at a fixed ratio, thereby facilitating the control of the thickness of the microchannel flat tube and improving the heat exchange efficiency of the third channel.Type: ApplicationFiled: May 2, 2020Publication date: May 27, 2021Inventors: HAOBO JIANG, LI-ZHI WANG, JIAN-LONG JIANG, LIN-JIE HUANG
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Publication number: 20210156795Abstract: The present disclosure discloses an infrared sensor, an infrared gas detector and an air quality detection device. The infrared sensor includes electrodes, a substrate, an isolation layer and a graphene film. The graphene film has a periodical nanostructure. The infrared sensor enhances the absorption of infrared light, and is capable of only absorbing specific infrared wavelengths, thus improving the selective performance of the infrared gas detector.Type: ApplicationFiled: June 26, 2019Publication date: May 27, 2021Applicant: Hangzhou Sanhua Research Institute Co., Ltd.Inventors: Xia WAN, Xinkai LU, Huanhuan RAO, Chengyu WU, Longzhong HUANG, Bin YIN, Lin-Jie HUANG
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Publication number: 20210033350Abstract: The present application discloses a microchannel flat tube and a microchannel heat exchanger. The microchannel flat tube includes a flat tube body and a row of channels. The flat tube body includes a first plane, a second plane, a first side surface and a second side surface. The first side surface and the second side surface are arranged on opposite sides of the flat tube body. The row of channels is arranged in the flat tube body. The row of channels extends through the flat tube body. The row of channels extends through the flat tube body. The row of channels at least includes a first channel, a second channel and a third channel which are arranged in a width direction. Cross-sectional areas of the first channel, the second channel and the third channel in the width direction change according to an exponential function.Type: ApplicationFiled: September 26, 2020Publication date: February 4, 2021Inventors: HAOBO JIANG, LI-ZHI WANG, JIAN-LONG JIANG, LIN-JIE HUANG
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Publication number: 20200158270Abstract: The present application provides a pipeline adapter including a first connection block, a second connection block, a fastener and a seal ring. The first connection block is provided with a first channel and a first annular positioning groove disposed around the first channel. The second connection block is provided with a second channel communicating with the first channel and a second annular positioning platform fitting inside the first annular positioning groove. The second annular positioning platform is disposed around the second channel. The fastener connects the first connection block to the second connection block. The seal ring fits between the first annular positioning groove and the second annular positioning platform. The pipeline adapter is convenient to use, has a favorable sealing effect, and facilitates pipeline connection of a refrigeration system.Type: ApplicationFiled: August 22, 2018Publication date: May 21, 2020Inventors: SHIFENG LIU, LIN-JIE HUANG, XU LI, WENQING CHEN, MEI WANG, LI LI, JUNQI DONG
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Patent number: 9752833Abstract: A heat exchanger comprises a first header (1), a second header (2) spaced apart from the first header (1) by a predetermined distance, flat tubes (3) each of which defines two ends connected to the first and second headers (1, 2), respectively, to communicate the first and second headers (1, 2), fins (4) interposed between adjacent flat tubes (3), and a flow member defining a fluid-flow passage and forming a partition-wall-type heat-exchanging unit with the second header (2). A refrigeration system comprises a compressor, a condenser, a throttle device, and an evaporator that is the heat exchanger. The compressor, condenser, throttle device, and evaporator are connected sequentially, and at least part of refrigerant flowing out of an outlet of the condenser enters into the flow member to exchange heat with a refrigerant flowing out of an outlet of the evaporator.Type: GrantFiled: May 9, 2011Date of Patent: September 5, 2017Assignees: Sanhua (Hangzhou) Micro Channel Heat Exchange Co., Ltd, Danfoss A/SInventors: Qiang Gao, Yanxing Li, Lin-Jie Huang
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Patent number: 9423190Abstract: A refrigerant distributor for a heat exchanger is disclosed. The refrigerant distributor comprises: a pipe for distributing a refrigerant, the pipe having a channel therein in which the refrigerant flows. The channel has at least one portion having reduced cross-section area. With the above configuration, the distributor relieves the layering of refrigerant flowing in a distributing pipe and mixes the vapor-liquid refrigerant relatively uniformly.Type: GrantFiled: March 31, 2010Date of Patent: August 23, 2016Assignees: Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Danfoss A/SInventors: Liu Huazhao, Lin-jie Huang
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Patent number: 9291407Abstract: A micro-channel heat exchanger includes an inlet manifold fluidly connected with an outlet manifold by a plurality of generally parallel tubes, further defining a plurality of generally parallel micro-channels therethrough. Refrigerant is introduced to the heat exchanger through a distributor tube disposed within the inlet manifold. The distributor tube includes a plurality of non-circular openings disposed along the length thereof which act as an outlet for refrigerant flow into the inlet manifold and eventually into and through the tubes and micro-channels. The openings are preferably slots arranged along the length of the distributor tube at an angle relative to the longitudinal direction of the distributor tube and oriented within the inlet manifold for a general direction of refrigerant flow at an angle relative to the general direction of refrigerant flow through the tubes. Alternative shapes for the openings are also considered.Type: GrantFiled: August 4, 2009Date of Patent: March 22, 2016Assignees: Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Danfoss A/SInventors: Liu Huazhao, Jiang Jianlong, Lin-Jie Huang
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Publication number: 20150377566Abstract: A micro-channel heat exchanger includes an inlet manifold fluidly connected with an outlet manifold by a plurality of generally parallel tubes, further defining a plurality of generally parallel micro-channels therethrough. Refrigerant is introduced to the heat exchanger through a distributor tube disposed within the inlet manifold. The distributor tube includes a plurality of non-circular openings disposed along the length thereof which act as an outlet for refrigerant flow into the inlet manifold and eventually into and through the tubes and micro-channels. The openings are preferably slots arranged along the length of the distributor tube at an angle relative to the longitudinal direction of the distributor tube and oriented within the inlet manifold for a general direction of refrigerant flow at an angle relative to the general direction of refrigerant flow through the tubes. Alternative shapes for the openings are also considered.Type: ApplicationFiled: September 8, 2015Publication date: December 31, 2015Inventors: Liu Huazhao, Jiang Jianlong, Lin-Jie Huang
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Patent number: 9115939Abstract: The present invention discloses a micro-channel heat exchanger comprising manifolds, a plurality of micro-channel flat tubes connected to the manifolds, and a plurality of rows of fins spaced apart by the micro-channel flat tubes. The micro-channel heat exchanger is provided with at least one bend designed to avoid the deformation of the fins on two inner sides adjacent to the bend due to crushing and meanwhile maintaining the ventilation and heat exchange functionalities of the bend. For example, the bend may include at least one row of fins where the width of the fins are less than the width of the fins on two sides adjacent to the bend. Alternatively, the gap between the fins in the bend can be greater than the gap between the fins on two sides adjacent to the bend. Still alternatively, the bend can be formed with a space for separating cores of the heat exchanger.Type: GrantFiled: October 22, 2013Date of Patent: August 25, 2015Assignees: Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Danfoss A/SInventors: Liu Huazhao, Wang Feng, Lin-Jie Huang, Gao Yuan
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Publication number: 20140366571Abstract: A heat exchanger comprises a first header (1), a second header (2) spaced apart from the first header (1) by a predetermined distance, flat tubes (3) each of which defines two ends connected to the first and second headers (1, 2), respectively, to communicate the first and second headers (1, 2), fins (4) interposed between adjacent flat tubes (3), and a flow member defining a fluid-flow passage and forming a partition-wall-type heat-exchanging unit with the second header (2). A refrigeration system comprises a compressor, a condenser, a throttle device, and an evaporator that is the heat exchanger. The compressor, condenser, throttle device, and evaporator are connected sequentially, and at least part of refrigerant flowing out of an outlet of the condenser enters into the flow member to exchange heat with a refrigerant flowing out of an outlet of the evaporator.Type: ApplicationFiled: May 9, 2011Publication date: December 18, 2014Applicant: DANFOSS A/SInventors: Qiang Gao, Yanxing Li, Lin-Jie Huang
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Patent number: 8826971Abstract: There is disclosed a micro-channel heat exchanger, comprising a first header formed with an inlet; a second header spaced apart from the first header, one of the first and second headers being formed with an outlet; flat tubes, two ends of each flat tube being connected with the first and second headers respectively such that a plurality of micro-channels of each flat tube communicate with the first and second headers; fins, each fin being disposed between two adjacent flat tubes; and a return pipe, a first end of which being connected to the outlet formed in one of the first and second headers and a second end thereof being extended towards the other of the first and second headers. The location of the outlet of the micro-channel heat exchanger is easy to change, and the micro-channel heat exchanger is low in cost, compact in structure and easy to install.Type: GrantFiled: April 7, 2010Date of Patent: September 9, 2014Assignees: Danfoss Sanhua (Hangzhou) MicroInventors: Lu Xiangxun, Lin-jie Huang