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DIESEL_ENGINE: 作品数：237被引量：423H指数：10; 导出分析报告; 相关作者：张幽彤李向荣廖日东左正兴刘兴华更多>>; 相关机构：北京理工大学吉林大学华中农业大学大连理工大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Time-frequency Feature Extraction Method of the Multi-Source Shock Signal Based on Improved VMD and Bilateral Adaptive Laplace Wavelet被引量：2: 《Chinese Journal of Mechanical Engineering》2023年第2期166-179,共14页Nanyang Zhao Jinjie Zhang Zhiwei Mao Zhinong Jiang He Li; Supported by National Natural Science Foundation of China (Grant Nos.52101343,52201351)。; Vibration signals have the characteristics of multi-source strong shock coupling and strong noise interference owing to the complex structure of reciprocating machinery.Therefore,it is difficult to extract,analyze,and...; 关键词：Shock Signal processing WAVELET VMD Fault diagnosis Diesel engine

Fault Feature Extraction of Diesel Engine Based on Bispectrum Image Fractal Dimension被引量：1: 《Chinese Journal of Mechanical Engineering》2018年第2期216-226,共11页Jian Zhang Chang-Wen Liu Feng-Rong Bi Xiao-Bo Bi Xiao Yang; Supported by National Science and Technology Support Program of China(Grant No.2015BAF07B04); Fault feature extraction has a positive effect on accurate diagnosis of diesel engine. Currently, studies of fault feature extraction have focused on the time domain or the frequency domain of signals. However, early ...; 关键词：Engine fault diagnosis Bispectrum image processing FRACTAL Signal processing

Diesel Engine Valve Clearance Fault Diagnosis Based on Features Extraction Techniques and FastICA-SVM被引量：10: 《Chinese Journal of Mechanical Engineering》2017年第4期991-1007,共17页Ya-Bing Jing Chang-Wen Liu Feng-Rong Bi Xiao-Yang Bi Xia Wang Kang Shao; Supported by National Science and Technology Support Program of China(Grant No.2015BAF07B04); Numerous vibration-based techniques are rarely used in diesel engines fault diagnosis in a direct way, due to the surface vibration signals of diesel engines with the complex non-stationary and nonlinear time-varying ...; 关键词：Feature extraction Diesel engine valve train FastlCA PCA Support vector machine

Fault Diagnosis for Manifold Absolute Pressure Sensor(MAP) of Diesel Engine Based on Elman Neural Network Observer被引量：17: 《Chinese Journal of Mechanical Engineering》2016年第2期386-395,共10页WANG Yingmin ZHANG Fujun CUI Tao ZHOU Jinlong; Intake system of diesel engine is a strong nonlinear system, and it is difficult to establish accurate model of intake system; and bias fault and precision degradation fault of MAP of diesel engine can＇t be diagnosed...; 关键词：neural network diesel engine intake system fault diagnosis threshold value

Modified Pressure Loss Model for T-junctions of Engine Exhaust Manifold被引量：4: 《Chinese Journal of Mechanical Engineering》2014年第6期1232-1239,共8页WANG Wenhui LU Xiaolu CUI Yi DENG Kangyao; The T-junction model of engine exhaust manifolds significantly influences the simulation precision of the pressure wave and mass flow rate in the intake and exhaust manifolds of diesel engines. Current studies have fo...; 关键词：T-JUNCTION diesel engine pressure loss model total pressure loss coefficient

Nonlinear Dynamic Modeling for a Diesel Engine Propeller Shafting Used in Large Marines被引量：3: 《Chinese Journal of Mechanical Engineering》2014年第5期937-948,共12页ZHANG Qinglei DUAN Jianguo ZHANG Suohuai FU Yumin; Supported by Shanghai Municipal Commission of Economy and Informatization of China(Grant Nos.201001007,2013000016); Longitudinal vibration,torsional vibration and their coupled vibration are the main vibration modes of the crankshaft-sliding bearing system.However,these vibrations of the propeller-crankshaft-sliding bearing system ...; 关键词：nonlinear dynamics propeller shafting marine engine numerical simulation

Performance Development Target Setting of Passenger Car Diesel Engine: 《Chinese Journal of Mechanical Engineering》2013年第3期512-517,共6页ZHENG Guangyong YU Xiumin LIU Jiangwei SONG Tao LI Wenxiang; supported by National Hi-tech Research and Development Program of China (863 Program, Grant No. 2008AA11A115); Setting engine emission targets to meet diesel car requirements is particularly important in engine performance development phase. Many researches are focused on associating vehicle performance with engine targets, bu...; 关键词：passenger car diesel engine emission target New European Driving Cycle simulation analysis

Analysis of Oil Consumption in Cylinder of Diesel Engine for Optimization of Piston Rings被引量：3: 《Chinese Journal of Mechanical Engineering》2013年第1期207-216,共10页ZHANG Junhong ZHANG Guichang HE Zhenpeng LIN Jiewei LIU Hai; supported by National Natural Science Foundation of China (Grant No. 50975192);Specialized Research Foundation for the Doctoral Program of Higher Education of China (Grant No.20090032110001); The performance and particulate emission of a diesel engine are affected by the consumption of lubricating oil. Most studies on oil consumption mechanism of the cylinder have been done by using the experimental method...; 关键词：diesel engine lubricating oil consumption in cylinder SIMULATION piston rings

Excavator Energy-saving Efficiency Based on Diesel Engine Cylinder Deactivation Technology被引量：15: 《Chinese Journal of Mechanical Engineering》2012年第5期897-904,共8页YANG Jing QUAN Long YANG Yang; supported by National Hi-tech Research and Development Program of China (863 Program, Grant No. 2010AA044401); The hydraulic excavator energy-saving research mainly embodies the following three measures： to improve the performance of diesel engine and hydraulic component, to improve the hydraulic system, and to improve the po...; 关键词：diesel engine cylinder deactivation hydraulic excavator ENERGY-SAVING

Source Separation of Diesel Engine Vibration Based on the Empirical Mode Decomposition and Independent Component Analysis被引量：21: 《Chinese Journal of Mechanical Engineering》2012年第3期557-563,共7页DU Xianfeng LI Zhijun BI Fengrong ZHANG Junhong WANG Xia SHAO Kang; supported by National Natural Science Foundation of China (Grant No. 50975192);Tianjin Municipal Natural Science Foundation of China (Grant No. 10YFJZJC14100); Vibration signals from diesel engine contain many different components mainly caused by combustion and mechanism operations,several blind source separation techniques are available for decomposing the signal into its ...; 关键词：empirical mode decomposition independent component analysis source separation single-channel signal

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