公开(公告)号：US20250079539A1

公开(公告)日：2025-03-06

申请号：US18950282

申请日：2024-11-18

Applicant: BYD COMPANY LIMITED

Inventor： Wenjing BAO ,  Jie LI ,  Qifeng LI ,  Yun YANG

IPC: H01M10/42 ,  H01M50/583

Abstract: A vehicle, having a battery system, and the battery system having a battery cell management chip, wherein the chip comprises a collection circuit, a power source, a processing circuit, and a dynamic protection circuit; the collection circuit is used for collecting a parameter value of a working parameter of a single battery cell and transmitting the parameter value to the processing circuit; the power source supplies power to the processing circuit; a storage circuit is used for storing a dynamic protection threshold value for the working parameter; the processing circuit is used for adjusting the working state of the single battery cell in the case of an anomaly; and the dynamic protection circuit is used for adjusting the working state of the single battery cell according to the dynamic protection threshold value.

公开(公告)号：US20240227048A1

公开(公告)日：2024-07-11

申请号：US18614896

申请日：2024-03-25

Applicant: BYD COMPANY LIMITED

Inventor： Jie LI ,  Lu ZHAO ,  Yaoqin HUANG ,  Hongbin WANG ,  Jiaolian XU

IPC: B23D79/02

CPC classification number: B23D79/023

Abstract: An inner burr removal tool holder, including a tool holder body. The tool holder body includes a tool base and a connecting rod assembly. The connecting rod assembly is connected to the tool base. A scraper for removing inner burrs and a nozzle for spraying liquid is arranged on the tool base. The scraper protrudes from an outer surface of the tool base, and a liquid outlet of the nozzle faces the scraper.