公开(公告)号：US20250070411A1

公开(公告)日：2025-02-27

申请号：US18941380

申请日：2024-11-08

Applicant: BYD COMPANY LIMITED

Inventor： Han CHENG ,  Xinyue WANG ,  Chong CHEN

IPC: H01M50/533 ,  B60R16/04 ,  H01M50/103 ,  H01M50/119 ,  H01M50/15 ,  H01M50/30 ,  H01M50/342 ,  H01M50/474 ,  H01M50/477 ,  H01M50/55

Abstract: A battery cell includes a housing having an inner cavity, a first side wall and a second side wall opposite to each other. The second side wall includes an explosion-proof hole. A first bottom support and a second bottom support are disposed in the inner cavity, support the electrode core, spaced apart from each other, and define a first gas channel. The second side wall support the first bottom support and the second bottom support. The explosion-proof hole communicates with the inner cavity through the first gas channel. A terminal post is disposed on a side wall of the housing other than the second side wall; An explosion-proof valve is mounted on the second side wall, and configured to cover the explosion-proof hole. An electrode core is disposed in the inner cavity, connected to the terminal post, and spaced apart from the explosion-proof hole.

公开(公告)号：US20250065689A1

公开(公告)日：2025-02-27

申请号：US18944626

申请日：2024-11-12

Applicant: BYD COMPANY LIMITED

Inventor： Junyan ZHANG ,  Yunhui BAI ,  Shangzhong ZHAO ,  Tingshuai TAN ,  Yifeng TANG

IPC: B60H1/00

Abstract: A vehicle thermal management system includes a compressor, a first internal heat exchanger, an external heat exchanger, a second internal heat exchanger, and an integrated module. The first internal heat exchanger communicates with the air outlet of the compressor. The external heat exchanger communicates with the first internal heat exchanger through a first pipeline, with the air inlet of the compressor through a second pipeline, and with the first internal heat exchanger through a third pipeline that is connected to a second throttle element. The second internal heat exchanger communicates with the external heat exchanger through a fourth pipeline that is connected to a first throttle element, and with the air inlet. The integrated module includes a part of the first pipeline, a part of the second pipeline, a part of the third pipeline, and a part of the fourth pipeline.

公开(公告)号：US20250058620A1

公开(公告)日：2025-02-20

申请号：US18939164

申请日：2024-11-06

Applicant: BYD COMPANY LIMITED

Inventor： Feng ZHANG ,  Gaoming ZHAO ,  Yinsheng LIAO ,  Ning ZHU ,  Qiang WANG

IPC: B60K6/387

Abstract: A clutch assembly includes a first transmission member, a first clutch component, and a second clutch component. The first clutch component includes a first clutch portion and a second clutch portion, and the second clutch component includes a third clutch portion and a fourth clutch portion. The first clutch portion and the third clutch portion are connected to the first transmission member to enable the first transmission member to form a first end of the clutch assembly. The second clutch portion is selectively engaged with the first clutch portion to enable the second clutch portion to form a second end of the clutch assembly. The fourth clutch portion is selectively engaged with the third clutch portion to enable the fourth clutch portion to form a third end of the clutch assembly.

公开(公告)号：US20250054427A1

公开(公告)日：2025-02-13

申请号：US18930912

申请日：2024-10-29

Applicant: BYD COMPANY LIMITED

Inventor： Xiaofei DONG ,  Jiahu LI

IPC: G09G3/00 ,  G06T7/00

Abstract: A method for detecting a frozen screen, includes monitoring a change of a pixel in a video signal outputted to a display screen, and determining whether the display screen is frozen according to the change of the pixel and the policy. The pixel changes based on a policy when the display screen is not frozen.

公开(公告)号：US20250042220A1

公开(公告)日：2025-02-06

申请号：US18924086

申请日：2024-10-23

Applicant: BYD COMPANY LIMITED

Inventor： Yubo LIAN ,  Heping LING ,  Wei HUANG ,  Zhen ZHAI ,  Gan SONG

IPC: B60H1/00

Abstract: A vehicle air conditioning system includes a first passenger compartment heating loop and a first battery pack heat exchange loop. The first passenger compartment heating loop and the first battery pack heat exchange loop share a compressor and an out-vehicle condenser. The first passenger compartment heating loop further includes an in-vehicle condenser, the first battery pack heat exchange loop further includes a heat conducting component connected to a power battery. The power battery is connected to a self-heating circuit used for self-heating the power battery; and an outlet of the compressor is in communication with an inlet of the in-vehicle condenser. An outlet of the in-vehicle condenser is in communication with an inlet of the out-vehicle condenser, and an outlet of the out-vehicle condenser is in communication with an inlet of the compressor.

公开(公告)号：US12215424B2

公开(公告)日：2025-02-04

申请号：US17280318

申请日：2019-09-10

Applicant: BYD COMPANY LIMITED

Inventor： Junlan Lian ,  Hongye Lin ,  Fan Chen ,  Weitu Li

IPC: C23C18/16 ,  B29C45/14 ,  B29K705/00 ,  B29L31/34 ,  C23C18/31

Abstract: A metal resin composite includes a metal substrate, a metal layer formed on a surface of the metal substrate, and a resin layer formed on the metal layer. A plurality of microcracks are formed at a surface of the metal layer.

公开(公告)号：US12215047B2

公开(公告)日：2025-02-04

申请号：US17771585

申请日：2020-04-30

Applicant: BYD COMPANY LIMITED

Inventor： Jiaxin Zhang ,  Hu Zhou ,  Qiongyan Jiang ,  Feifei Duan

IPC: C03B11/08 ,  C03B31/00 ,  C03C15/00 ,  C03C19/00

Abstract: A glass part includes a substrate and a texture reinforcement layer disposed on at least one surface of the substrate. The texture reinforcement layer includes a plurality of reinforcement units. Cross sections of an outer surface of each reinforcement unit in at least a horizontal direction and a vertical direction are in a hyperbolic shape or a parabolic shape.

公开(公告)号：US20250038350A1

公开(公告)日：2025-01-30

申请号：US18912109

申请日：2024-10-10

Applicant: BYD COMPANY LIMITED

Inventor： Huajun SUN ,  Wansong YUAN ,  Xinyue WANG ,  Yan ZHU ,  Dongjun DENG

IPC: H01M50/342 ,  B60R16/04 ,  H01M50/103

Abstract: A battery includes a battery shell and an anti-explosion valve disposed on the battery shell. A notch groove is disposed on the anti-explosion valve. The anti-explosion valve comprises an opening region. In a depth direction of the notch groove, an outer edge of an orthographic projection of the opening region is an opening boundary, an area S1 of the orthographic projection of the opening region in mm2 and a capacity A of the battery in Ah meet: S1>0.5 A.

公开(公告)号：US20250038306A1

公开(公告)日：2025-01-30

申请号：US18917868

申请日：2024-10-16

Applicant: BYD COMPANY LIMITED

Inventor： Ke ZHANG ,  Zizhu GUO ,  Yi PAN ,  Yan ZHU ,  Huajun SUN

IPC: H01M10/6572 ,  H01M10/615 ,  H01M10/617 ,  H01M10/625 ,  H01M10/63

Abstract: A heating system for heating a battery, includes an inverter including three bridge arms, an alternating current motor, a first controller, and a connection line. A positive electrode of the battery connects to upper bridge arms of the inverter. A negative electrode of the battery connects to lower bridge arms of the inverter. Midpoints of the three bridge arms connects to head ends of three coils of the alternating current motor respectively. Tail ends of the three coils connects together as a neutral point. A first end of the connection line connects to the neutral point, and a second end of the connection line connects to the battery. The first controller inputs a drive signal to the inverter. The battery, the inverter, the alternating current motor, and the connection line form an alternating current self-heating loop. A heating device connects to the connection line, and heats the battery.

公开(公告)号：US20250038305A1

公开(公告)日：2025-01-30

申请号：US18916997

申请日：2024-10-16

Applicant: BYD COMPANY LIMITED

Inventor： Ke ZHANG ,  Zizhu GUO ,  Yi PAN ,  Yan ZHU ,  Huajun SUN

IPC: H01M10/6572 ,  H01M10/615 ,  H01M10/625

Abstract: A power battery comprises a first cell group and a second cell group connected in series. The heating system comprises an inverter, an AC motor, a first controller, and a plurality of connection lines. The midpoints of three bridge arms of the inverter are connected to the head ends of three-phase coils of the AC motor in a one-to-one correspondence. The tail ends of the AC motor are connected together to form a neutral point. First ends of the connection lines are connected to the neutral point of the AC motor. Second ends of the connection lines are connected to a connection point between the first cell group and the second cell group. The first controller is configured to input a drive signal to the inverter. The first cell group, the second cell group, the inverter, the AC motor, and the connection lines form an AC self-heating loop.