Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive Motors

In this study, a full brake-by-wire system with a dual-drive motor as a redundant power source and a planetary roller screw (PRSM) as a motion conversion mechanism is proposed for automated driving and wire-controlled chassis. Its parameters are matched, and the prototype is trial-produced. Aiming a...

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Main Authors: Liang Chu, Pengh Zhu, Cheng Chang
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10309136/
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author Liang Chu
Pengh Zhu
Cheng Chang
author_facet Liang Chu
Pengh Zhu
Cheng Chang
author_sort Liang Chu
collection DOAJ
description In this study, a full brake-by-wire system with a dual-drive motor as a redundant power source and a planetary roller screw (PRSM) as a motion conversion mechanism is proposed for automated driving and wire-controlled chassis. Its parameters are matched, and the prototype is trial-produced. Aiming at the proposed full brake-by-wire system, a clamping force estimation control strategy is proposed that comprehensively considers electric caliper dynamics, stiffness, and friction models. In particular, considering the influence of motor temperature on the output torque, a temperature estimation model based on the proximal policy optimization-reinforcement learning (PPO-RL) algorithm was proposed, which was proven to effectively predict the motor temperature with an average error of only 1.06%. Finally, a hardware-in-the-loop test was performed, and the experimental results verified the effectiveness and superiority of the proposed system and control strategy, with a fast response, good clamping force continuous-following effect, and high clamping force estimation accuracy.
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spelling doaj.art-42501350e8344a22a5a9235d1c0e5e462023-11-14T00:01:17ZengIEEEIEEE Access2169-35362023-01-011112409812411310.1109/ACCESS.2023.333021510309136Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive MotorsLiang Chu0https://orcid.org/0000-0002-1746-5678Pengh Zhu1Cheng Chang2https://orcid.org/0009-0005-2138-9638College of Automotive Engineering, Jilin University, Changchun, ChinaCollege of Automotive Engineering, Jilin University, Changchun, ChinaCollege of Automotive Engineering, Jilin University, Changchun, ChinaIn this study, a full brake-by-wire system with a dual-drive motor as a redundant power source and a planetary roller screw (PRSM) as a motion conversion mechanism is proposed for automated driving and wire-controlled chassis. Its parameters are matched, and the prototype is trial-produced. Aiming at the proposed full brake-by-wire system, a clamping force estimation control strategy is proposed that comprehensively considers electric caliper dynamics, stiffness, and friction models. In particular, considering the influence of motor temperature on the output torque, a temperature estimation model based on the proximal policy optimization-reinforcement learning (PPO-RL) algorithm was proposed, which was proven to effectively predict the motor temperature with an average error of only 1.06%. Finally, a hardware-in-the-loop test was performed, and the experimental results verified the effectiveness and superiority of the proposed system and control strategy, with a fast response, good clamping force continuous-following effect, and high clamping force estimation accuracy.https://ieeexplore.ieee.org/document/10309136/Full brake-by-wire systemredundant drive motorsmotor temperature estimationPPO-RL algorithmclamping force estimation
spellingShingle Liang Chu
Pengh Zhu
Cheng Chang
Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive Motors
IEEE Access
Full brake-by-wire system
redundant drive motors
motor temperature estimation
PPO-RL algorithm
clamping force estimation
title Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive Motors
title_full Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive Motors
title_fullStr Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive Motors
title_full_unstemmed Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive Motors
title_short Research on Full Brake-By-Wire System and Clamping Force Estimation Strategy Based on Redundant Drive Motors
title_sort research on full brake by wire system and clamping force estimation strategy based on redundant drive motors
topic Full brake-by-wire system
redundant drive motors
motor temperature estimation
PPO-RL algorithm
clamping force estimation
url https://ieeexplore.ieee.org/document/10309136/
work_keys_str_mv AT liangchu researchonfullbrakebywiresystemandclampingforceestimationstrategybasedonredundantdrivemotors
AT penghzhu researchonfullbrakebywiresystemandclampingforceestimationstrategybasedonredundantdrivemotors
AT chengchang researchonfullbrakebywiresystemandclampingforceestimationstrategybasedonredundantdrivemotors