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Soft Sensor Approach for Modeling Ball Mill Load Parameters Based on a Multi-task RNN-LSTM

ABSTRACT第3-5页
Chapter 1 Introduction第11-15页
    1.1 Background and Research Objectives第11页
    1.2 State of the Soft Sensors Researches第11-12页
    1.3 Characteristics Extraction and Modeling Techniques第12-13页
    1.4 Main Research Content第13-15页
Chapter 2 Main Concepts of Soft Sensors for Ball Mills第15-28页
    2.1 The Ball Mill Working Principles第15-18页
        2.1.1 Overview of the Grinding Process第15页
        2.1.2 Load Variables of the Grinding Process for Wet Ball Mills第15-18页
        2.1.3 Relation between the Vibration Signal in Shell and the ML第18页
    2.2 Theory and Measurement Methods of Soft Sensors第18-27页
        2.2.1 Soft Measurements Concepts第18-20页
        2.2.2 Feature Extraction第20页
        2.2.3 Feature Extraction Algorithms第20-24页
        2.2.4 RNN-LSTM Modeling Process for Soft Sensors第24-27页
    2.3 Chapter Summary第27-28页
Chapter 3 Deep Learning Concepts第28-41页
    3.1 DNNs第28-34页
        3.1.1 Perceptron第28页
        3.1.2 DNN concepts第28-29页
        3.1.3 Recurrent Neural Networks (RNN)第29-34页
    3.2 Deep Learning and RNN-LSTM第34-40页
        3.2.1 Definition RNN-LSTM第34-37页
        3.2.2 Learning Algorithm for RNN-LSTM第37-39页
        3.2.3 Regressions with NNs第39-40页
    3.3 Chapter Summary第40-41页
Chapter 4 Modeling of a Soft Sensor Based on RNN-LSTM第41-59页
    4.1 Acquisition Data for Multi-Task Model and Pre-Processing第41-49页
        4.1.1 Analysis of Vibration and Audio Signal at each Load Level第46-48页
        4.1.2 Feature Extraction第48-49页
    4.2 Soft Sensor Modeling第49-52页
        4.2.1 Modeling of the RNN-LSTM第49-50页
        4.2.2 The Multi-Task Regression Model第50-51页
        4.2.3 Error Calculation第51-52页
    4.3 Results第52-58页
        4.3.1 Results of the Regression第52-54页
        4.3.2 Model Analysis第54-58页
    4.4 Chapter Summary第58-59页
Chapter 5 Summary and Perspectives第59-62页
    5.1 Work Summary第59-61页
    5.2 Perspectives第61-62页
Appendix第62-64页
References第64-69页
Thanks第69-71页
List of academic papers published during the degree第71页

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