Sanhua (hangzhou) Micro Channel Heat Exchanger Co., Ltd.

Sanhua (hangzhou) Micro Channel Heat Exchange Co., Ltd

Danfoss A/s

Hangzhou Sanhua Research Institute Co., Ltd.

State Grid Zhejiang Electric Power Co., Ltd. Taizhou Power Supply Company

Zhejiang Sanhua Intelligent Controls Co., Ltd.

Qiang Gao

Jianlong Jiang

Jing Zhou

Feng Wang

Linjie Huang

Yan He

Huazhao Liu

Xiaoming Zhong

Yanxing Li

Zhaogang Qi

Xin Liang

Chunyu Shao

Guangfei Wei

Haobo Jiang

Chaochao Zhang

Yujiao Niu

Ying Gao

Jian Wang

Lin-Jie Huang

Guode Ying

Jian Yang

Jianjun Zhu

Zhongyao Tong

Xin Wang

Daojian Hong

Zhiming Dong

Lei Hu

Xiaofei Wang

Peng Qin

Michael Shows

James Thomas

Jianhua Lv

Lijun Zhu

Baorong Liu

Xingbai Wang

Yiting Hu

Xiaohui Wu

Chuhang Xu

Xinghui Jiang

Yin Lin

Xun Ma

Xiaoming Ni

Ningjie Huang

Xionglin Li

Haohua Wu

Yongling Li

Zuofu Jiang

Haili Liang

Huiqi Chen

Qingxi Cai

Lizhi Wang

Keke Xu

A heat exchanger includes a heat exchange tube including a bent section, and first and second sections. The bent section includes a section to be bent before bending, and the section to be bent includes a protruding section. A plane parallel to a length direction of a first header and parallel to a length direction of the first section, and also perpendicular to a width direction of the first section is a first plane before the bent section is bent. In the first plane, a minimum distance from a projection line of a first side edge of the protruding section to a projection line of a first side edge of the first section is H, and a minimum distance from the projection line of the first side edge of the first section to the projection line of the first side edge of another adjacent first section is L, and H≥L.

Heat exchanger and method for processing heat exchanger

A heat exchanger includes a header and a plurality of heat exchange tubes. The header includes a first tube and a second tube spaced apart from each other. The heat exchange tube includes a first section, a processing section and a second section. The processing section is connected between the first section and the second section. A processing method for a heat exchanger includes: twisting the processing section relative to the first section and the second section in a length direction of the first tube; bending the first section and the second section relative to the processing section; and pushing the processing section by a predetermined distance in the same direction as a direction in which the processing section is twisted.

Heat exchanger and processing method therefor

An air conditioning system includes a first system and a second system. The first system includes a compressor, a first heat exchanger, a second heat exchanger, an electronic control assembly, and a first throttle. The second system includes a first heat exchange assembly and a heat exchange member. The first heat exchange assembly includes a first channel and a second channel isolated from each other. A second communication port of the first channel is in communication with a second opening of the compressor or a second opening of the second heat exchanger. A first communication port of the heat exchange member is in communication with a first communication port of the second channel. A second communication port of the heat exchange member is in communication with a second communication port of the second channel. The heat exchange member includes a heat dissipation surface in contact with the electronic control assembly.

Air conditioning system, and heat exchange system for heat dissipation of electronic control assembly of air conditioning system

A flat tube, a multi-channel heat exchanger, and an air conditioning and refrigeration system. The flat tube has n groups of flow channels extending in a length direction of the flat tube, and the n groups of flow channels are distributed to be spaced apart in a width direction of the flat tube; and a flow cross-sectional area of a first group of the flow channels is A, . . . , a flow cross-sectional area of kgroup of the flow channels is A, . . . , a flow cross-sectional area of an ngroup of the flow channels is An, 1<k≤n, A≥1.2A, and k is an integer greater than 1.

Flat tube, multi-channel heat exchanger, and air conditioning and refrigeration system

A heat exchanger and an air conditioning unit with multiple refrigeration systems. The heat exchanger includes a first header, a second header, a third header, a fourth header, a heat exchange tube including a first heat exchange tube and a second heat exchange tube alternately arranged in a length direction of the header, and fins. The first heat exchange tube or the second heat exchange tube or both has a bent section and includes a first section, a middle section, and a second section, and the heat exchanger includes a first part including the first section, a middle part, and a second part. The middle part of the heat exchanger includes the middle section and the fins, and air flowing through the heat exchanger passes through the middle part and then the first part, or passes through the first part and then the middle part.

Heat exchanger and air conditioning unit with multiple refrigeration systems

A processing method for a heat exchanger includes: operation S, preparing a heat exchange module, wherein the heat exchange module includes a plurality of flat tubes; operation S, placing at least part of the heat exchange module on a first platform; operation S, limiting the heat exchange module in a width direction of the first platform; operation S, limiting the heat exchange module in a length direction of the first platform; operation S, preparing a fin module; operation Sor operation S, using a pushing piece to push the heat exchange module to move the plurality of flat tubes by a preset distance along the width or length direction of the first platform; and operation S, repeating operations Sand S, or repeating operations Sand S, until installation of N fin modules and one heat exchange module is completed, wherein N is greater than or equal to 2.

Processing method and device for heat exchanger

A heat exchanger includes a first pipe, a second pipe, a plurality of heat exchange tubes, an inlet/outlet pipe, and a first member. The first pipe has a main channel, and the heat exchange tube is connected between the first pipe and the second pipe. The heat exchange tube includes a plurality of channels disposed to be spaced apart. The plurality of channels include a first channel with a largest flow cross-sectional area and a second channel with a smallest flow cross-sectional area. The first member is located in the main channel of the first pipe to define a first flow channel and a second flow channel. The first flow channel is connected to the inlet/outlet pipe, and the second flow channel is connected to the heat exchange tube. The first member includes through-holes.

Heat exchanger

A flat tube included in a heat exchanger has a first end and a second end spaced apart in a length direction of the flat tube, and a first side surface and a second side surface spaced apart in a width direction of the flat tube. The first side surface and the second side surface of the first end are provided with a first concave part and a second concave part, respectively. The first concave part and the second concave part have a first length and a second length that extend from an end surface of the first end in the length direction of the flat tube, and have a first depth and a second depth that extend in the width direction of the flat tube. The first length is not equal to the second length.

Flat tube and heat exchanger provided with same

A heat exchange system for heat dissipation of an electronic control assembly includes: a first heat exchange portion including a first end having a first communication port and a second end having a second communication port; a second heat exchange portion including a first end having a third communication port and a second end having a fourth communication port, and at least a part of the second heat exchange portion being configured to be in contact with the electronic control assembly; a first connection tube communicating the first communication port with the third communication port; and a second connection tube communicating the second communication port with the fourth communication port. The first and second heat exchange portions and the first and second connection tubes constitute a loop, the loop has an opening, and the opening is closed when the heat exchange system is in an operative state.

Heat exchange system used for heat dissipation of electronic control assembly and computer host

A heat exchanger, the heat exchanger including flat tubes and fins. The flat tubes are provided at intervals along the thickness direction of the flat tubes. The flat tubes are internally provided with fluid channels extending along the longitudinal direction of the flat tubes. The fins are provided between adjacent flat tubes. A plurality of fins between adjacent flat tubes are provided at intervals along the transverse direction of the flat tubes. Each fin extends along the longitudinal direction of the flat tubes. Ventilation windows are provided on the fins.

Disclosed are a heat exchange tube, a processing method for same, and a heat exchanger having same. The heat exchange tube () includes a body portion () provided with a plurality of flow channels () arranged in parallel and spaced apart with each other, the length direction of the flow channel () being parallel to the length direction of the body portion (); at least one side of the body portion () is provided with an extension portion () along the width direction of the body portion (); and the extension portion () and at least part of the body portion () are formed by folding the same plate material.

Heat exchange tube, processing method for same, and heat exchanger having same

A heat exchanger includes a collecting pipe, a number of heat exchange tubes and a distribution pipe. A pipe wall of the distribution pipe defines a number of through holes communicating with the collecting pipe. The through holes are a first through hole, . . . an (n−1)through hole and an nthrough hole disposed in sequence along a direction from a first end to a second end of the distribution pipe. A distance between an (i+1)through hole and an ithrough hole is: d=αL, i=1, 2, . . . n−1, α=0.618, Lis a distance between adjacent heat exchange tubes. As a result, uniformity of refrigerant distribution in the heat exchanger is improved.

A heat exchange device includes a heat exchanger and a water guider. The water guider is arranged on the heat exchanger and has a water guide groove, and condensed water on at least a part of the heat exchanger can flow out through the water guide groove. The heat exchange device has a good drainage performance, can prevent the condensed water from accumulating, and thus improves a heat exchange area and a heat exchange efficiency of the heat exchanger.

Heat exchange device

A heat exchanger has a collecting pipe, a separator and a number of heat exchange tubes. The collecting pipe has a pipe wall and an inner cavity. The separator is provided in the inner cavity. The separator extends along a lengthwise direction of the collecting pipe. The separator divides the collecting pipe into a first cavity and a second cavity. The heat exchange tubes are arranged along the lengthwise direction. Each heat exchange tube has a first end and an inner cavity. The first end of the heat exchange tube sequentially passes through the pipe wall of the collecting pipe, the first cavity and the separator to be inserted into the second cavity. The inner cavity of the heat exchange tube is communicated with the second cavity. As a result, uniformity of refrigerant distribution in the heat exchanger is improved.

A hierarchical control method for an island power grid energy storage system for increasing new energy generation fluctuation is disclosed. The method includes implementing a rolling dispatch method based on an idea of model predictive control; comprehensively considering a response capability of the energy storage system to grid-wide economic dispatch instructions and life loss of energy storage lithium batteries, and constructing an objective function of an intraday control model of the energy storage system with economic optimization; and constructing, on a basis of satisfying the objective function of the intraday control model, a real-time control model of the energy storage system and solving the model, and determining charge and discharge plans of a lithium battery energy storage system and a supercapacitor energy storage system.

Hierarchical control method for island power grid energy storage system for increasing new energy generation fluctuation

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Hangzhou, China

Qiang Gao