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4,000원
원문정보
초록
영어
Recently, many issues have arisen due to battery fires. In the Battery Management System (BMS), a system for protecting an existing battery, the voltage of the battery was measured by physically connecting each battery cell and the MCU. However, if a battery voltage operating at up to 1,000 volts incorrectly affects a control board operating at 5–24 V, the control part of BMS would fall into an inoperable state, and in severe cases, Stable BMS operation would be required to lead to a battery fire. Previous studies proposed and designed an indirect measurement technology that physically isolates the battery and control unit. The battery indirect measurement technology in previous studies confirmed that the battery cell monitoring value changed significantly according to changes in the external environment. Accordingly, in this paper, accurate measurement results even in changes in the external environment were studied on the environment.If an accurate value is not derived from the battery monitoring system, the battery may be overcharged or overdischarged during operation of the battery system, and thus the battery system may not ensure an accurate operation, causing a problem such as battery explosion. In addition, battery state data values, such as State of Charge (SoC), State of Health (SoH), and the like, may cause malfunction of the battery system, causing confusion to the user. In this paper, the reference voltage Ref of the low drop out (LDO) is in the same circuit as the circuit that measures the existing battery cell voltage to move to change characteristics such as external environmental changes.A parallel compensation circuit was proposed to operate as an LED, an algorithm that could accurately read a battery cell voltage even in a change in an external environment was presented based on the circuit, and the algorithm was presented to have an accurate result, and a stable operation result was ensured with an error within 5 mV.
목차
Abstract 1. Introduction 2. Novel temperature compensation circuit 2.1 temperature compensation circuit 2.2 Algorithm of Indirect Measurement Technology 3. Results 4. Conclusion Acknowledgement References
Journal of Hyojeong Academia aims to serve as a global platform where researchers and scholars of various disciplines can contribute ideas for our sustainable global community of Co‐existence, Co‐prosperity, and Co‐righteousness. The journal is a multidisciplinary, open‐access, internationally peer‐reviewed
academic journal, and it invites all areas of research conducted in the spirit of post materialism including studies centering on God, studies unifying religions and
sciences, and studies on all aspects of Co‐existence, Co‐prosperity, and Co‐righteousness.
간행물
간행물명
선문효정학술연구회 학술대회 프로시딩
간기
반년간
수록기간
2023~2026
십진분류
KDC 238DDC 289
이 권호 내 다른 논문 / 선문효정학술연구회 학술대회 프로시딩 Proceedings of THE 1st INTERNATIONAL CONFERENCE OF HYOJEONG ACADEMY 2023