基于转矩安全的歧管泄漏研究和监控系统开发  

Intake manifold leakage research and monitoring system development based on torque security

作　　者：付亚豪 杨帅[1,2] 刘海然 邹超 何栋明 FU Yahao;YANG Shuai;LIU Hairan;ZOU Chao;HE Dongming(Automobile College,Tongji University,Shanghai 201804,China;Nanchang Automotive Institute of Intelligence & New Energy,Nanchang 330000,China;Shanghai Technical Institute of Electronics Information,Shanghai 201411,China;FCA Powertrain Technology (Shanghai) R&D Co. ,Ltd. ,Shanghai 201807,China)

机构地区：[1]同济大学汽车学院,上海201804 [2]南昌智能新能源汽车研究院,江西南昌330000 [3]上海电子信息职业技术学院,上海201411 [4]菲亚特克莱斯勒动力科技研发(上海)有限公司,上海201821

出　　处：《内燃机与动力装置》2021年第6期10-16,共7页Internal Combustion Engine & Powerplant

基　　金：上海市技术性贸易措施应对专项项目;中央高校基本科研业务费专项资金资助项目(22120190276);南昌智能新能源汽车研究院前瞻技术资助项目(TPD-TC202110-06);同济大学教学改革资助项目;同济大学精品实验资助项目;同济大学研究生综合教改项目;同济大学实验教改资助项目。

摘　　要：基于道路车辆功能安全国际标准,综合分析影响发动机转矩的因素和充气原理,建立发动机进气歧管泄漏监控系统的控制模型并对监控系统关键参数进行试验标定。结果表明:在不改变原有系统硬件的基础上,该控制模型能够准确地对歧管泄漏进行监控,保障发动机转矩安全。该监控系统可为当前大规模产业化交通工具的行车安全保障提供参考。Based on the international standards for functional safety of road vehicles,the factors affecting engine torque and the aircharging are comprehensively analysed,a control model of the engine intake manifold leakage monitoring system is established,and the key parameters of the monitoring system are tested and calibrated.The results show that:without changing the original system hardware,the control model can accurately monitor the leakage of the manifold and ensure the safety of the engine torque.The monitoring system can provide a reference for the safety of current large-scale industrialized vehicles.

关 键 词：汽油机 歧管泄漏 转矩安全 监控系统 控制策略 

分 类 号：TK413.4[动力工程及工程热物理—动力机械及工程] TP277.2[自动化与计算机技术—检测技术与自动化装置]