公开(公告)号：US20210156795A1

公开(公告)日：2021-05-27

申请号：US17044315

申请日：2019-06-26

Applicant: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.

Inventor： Xia WAN ,  Xinkai LU ,  Huanhuan RAO ,  Chengyu WU ,  Longzhong HUANG ,  Bin YIN ,  Lin-Jie HUANG

IPC: G01N21/3504 ,  G01N21/359 ,  G01N33/00

Abstract: 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.

公开(公告)号：US10982780B2

公开(公告)日：2021-04-20

申请号：US16316606

申请日：2017-06-21

Applicant: Hangzhou Sanhua Research Institute Co., Ltd.

Inventor： Yumin Yu ,  Huayuan Jiang ,  Zhi Wu

IPC: F16K11/074

Abstract: A flow control apparatus for a heat exchange system of a vehicle, including a housing and a valve cartridge assembly. A limiting part located in a mounting cavity of the housing is provided for a transmission part of the valve cartridge assembly; correspondingly, a limiting recess, a first stop part, and a second stop part are formed on the housing; the limiting part is at least partially located in the limiting recess. When the transmission part is located at a first position, the limiting part abuts against the first stop part; when the transmission part rotates to a second position, the limiting part abuts against the second stop part. First and second valve plates are sealed from each other, so that the seal performance of a product can be improved.

公开(公告)号：US20210095651A1

公开(公告)日：2021-04-01

申请号：US17050176

申请日：2019-05-27

Applicant: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.

Inventor： Bingjiu Yin ,  Wei Ye ,  Yongfeng Sun ,  Kai Zhang ,  Fangxu Qian ,  Liyang Huang

IPC: F04B35/04 ,  F04B49/06

Abstract: Related is an electric oil pump, and the electric oil pump includes a pump housing having an inner pump cavity, where the inner pump cavity includes a first cavity and a second cavity; a first rotor assembly disposed in the first cavity; a stator assembly and a second rotor assembly that are disposed in the second cavity; an electric control board; a supporting member at least partially disposed between the stator assembly and the electric control board; and a connecting terminal. The electric oil pump can reduce deformation of the connecting terminal when the connecting terminal is respectively connected to the stator assembly and the electric control board.

公开(公告)号：US20210010733A1

公开(公告)日：2021-01-14

申请号：US16955704

申请日：2019-09-25

Applicant: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.

Inventor： Qiaofeng LIU ,  Junqi Dong ,  Shiwei Jia

IPC: F25B49/02 ,  F25B13/00

Abstract: The present application discloses an air conditioning system and a control method therefore. An intermediate heat exchanger can include a first heat exchange portion and a second heat exchange portion, a first end of the first heat exchange portion is in communication with an inlet of a compressor, a second end of the first heat exchange portion is communicable with an outlet of a second heat exchanger and/or a second end of the first heat exchanger, a first end of the second heat exchange portion is communicable with a first end of the first heat exchanger, and a second end of the second heat exchange portion is communicable with an inlet of the second heat exchanger and/or an outlet of the compressor. In the refrigeration mode, the first branch can have an adjustable amount of flow. Performance of the air conditioning system can be enhanced.

公开(公告)号：US20200309465A1

公开(公告)日：2020-10-01

申请号：US16322454

申请日：2017-08-01

Applicant: HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.

Inventor： Yuting Yin ,  Jiang ZOU ,  Rongrong ZHANG

IPC: F28D7/16 ,  F28F9/00 ,  F28F9/02

Abstract: A heat exchange device includes a housing having an opening on one side, and a heat exchange core body. The heat exchange device also includes a connection block provided with a first channel, a second channel, a first interface, and a second interface. The connection block is also provided with a first socket of the first channel, and a first socket of the second channel. The heat exchange core body includes at least one flat tube. At least one part of one end of the flat tube extends into the first socket of the first channel and is mounted in a sealed manner with the first socket of the first channel (31), and at least one part of the other end of the flat tube extends into the first socket of the second channel and is mounted in a sealed manner with the first socket of the second channel.

公开(公告)号：US20200240546A1

公开(公告)日：2020-07-30

申请号：US16648618

申请日：2018-09-20

Applicant: Hangzhou Sanhua Research Institute Co., Ltd.

Inventor： Shizhao Yang ,  Xibo Liu

IPC: F16K37/00 ,  F16K11/20 ,  F16K27/00

Abstract: A block and a fluid control device includes a first mounting cavity. A wall portion of a first fluid passage is provided with a first valve. A first mounting-cavity bottom wall comprises includes a first sub-bottom wall, and the height of the first sub-bottom wall increases as the first sub-bottom wall extends from a first end of the first sub-bottom wall toward a second end of the first sub-bottom wall. The pressure drop across the block and the fluid control device is low.

公开(公告)号：US20200232690A1

公开(公告)日：2020-07-23

申请号：US16648648

申请日：2018-03-30

Applicant: Hangzhou Sanhua Research Institute Co., Ltd.

Inventor： Yaofeng Lan ,  Yingchong Lu ,  Rongrong Zhang

IPC: F25B41/06

Abstract: An electronic expansion valve including a rotor, a stator and a circuit board the rotor includes a permanent magnet, and the permanent magnet includes at least two pairs of magnetic poles; the stator includes a coil and a bobbin, wherein the coil is supported by the bobbin, and the bobbin is disposed at the periphery of the permanent magnet. Also included is a Hall sensor, which is disposed on the periphery of the permanent magnet; the Hall sensor and the coil are electrically connected to the circuit board; the Hall sensor includes a sensing portion, and the sensing portion is used for sensing magnetic pole change of the permanent magnet; the sensing portion is always located between the two ends of the permanent magnet during the entire operating process of the rotor.

公开(公告)号：US20200156443A1

公开(公告)日：2020-05-21

申请号：US16626251

申请日：2018-07-02

Applicant: Hangzhou Sanhua Research Institute Co., Ltd.

Inventor： Saiju Ding ,  Weidong Xi

IPC: B60H1/22 ,  H05B3/42 ,  F24H1/00 ,  F24H1/12 ,  F24H9/02 ,  F24H9/18

Abstract: An electric heater includes a heating element, a heat transfer wall and a control module. The electric heater includes a fluid chamber, an inlet, and an outlet. The fluid chamber is in communication with the inlet and the outlet, the heat transfer wall is a portion of a wall part forming the fluid chamber, the heating element is fixed or limited to at least a portion of the heat transfer wall, the heating element is located outside the fluid chamber, and at least a portion of the heating element is in contact with the heat transfer wall. The electric heater includes a cover body wall, which is another portion of the wall part forming the fluid chamber. The control module is located outside the cover body wall, the control module is located outside the fluid chamber, the control module is electrically connected to the heating element.

公开(公告)号：US10415582B2

公开(公告)日：2019-09-17

申请号：US15196004

申请日：2016-06-28

Applicant: ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD.

Inventor： Lianjing Niu ,  Junchao Zhang ,  Rongrong Zhang ,  Junfeng Bao ,  Chen Fang

IPC: F04D29/18 ,  F04D29/24 ,  F04D13/06 ,  F04D29/22 ,  F04D1/00 ,  F04D17/08 ,  F04D25/06 ,  F04D29/02 ,  F04D29/30 ,  F04D29/58 ,  F28F99/00

Abstract: An electrically driven pump is provided, which includes an impeller. The impeller includes an upper plate, blades and a lower plate. The blades are formed on a lower surface of the upper plate, the blades include first blades and second blades, and a length of each of the first blades is greater than a length of each of the second blades. The first blades are uniformly distributed along a circumference of the upper plate. The first blades and the second blades are distributed alternately in the circumferential direction. The first blades each include a first head portion and a first tail portion, the second blade includes a second head portion and a second tail portion, and the first tail portion and the second tail portion are aligned with outer edge of the upper plate. The impeller arranged in such manner facilitates the improvement of hydraulic efficiency and lift.

公开(公告)号：US10391833B2

公开(公告)日：2019-08-27

申请号：US14905066

申请日：2013-07-18

Applicant: Hangzhou Sanhua Research Institute Co., Ltd.

Inventor： Li Tang ,  Rongrong Zhang ,  Edwin J. Stanke

IPC: G05D23/00 ,  B60H1/00 ,  B60H1/32 ,  G05D23/13

Abstract: A method for controlling a superheat degree of a vehicle air-conditioning system, and a vehicle air-conditioning system are provided. The method comprises: acquiring an actual superheat degree in real time, a preset superheat degree and a feed-forward information which influences a change of the actual superheat degree; and adjusting an opening degree of an electronic expansion valve in real time according to the actual superheat degree, the preset superheat degree and the feed-forward information that are acquired, so as to control the superheat degree of the vehicle air-conditioning system.