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Design and Experiment on Cylinder Hill Seeding Device for Rapeseed

摘要第7-8页
Abstract第8-9页
1. Introduction第10-12页
2. Literature review第12-21页
    2.1. History of cylinder hill seeding第12-13页
    2.2. Domestic research status of rape seeding apparatus第13页
    2.3. Current Situation of foreign metering seeding apparatus第13-17页
    2.4. Seeding classification and working principle第17页
    2.5. The basic ideas and methods第17-18页
    2.6. ANSYS and Application EDEM seeding apparatus research第18页
    2.7. The purpose and significance of research第18-19页
    2.8. Research objective第19页
    2.9. Research content第19-20页
    2.10. Technical route第20-21页
3. Materials and method第21-41页
    3.1. Materials第21-24页
        3.1.1 The new 2BFQ-6 combined planter第22-23页
        3.1.2. Physical characteristics of rapeseed第23页
        3.1.3. Following a brief overview of the seed of important physical and mechanical parameters ofthe test procedures and methods第23-24页
    3.2. The seed moisture content determination第24-29页
        3.2.1. The seeds of the bulk density are measured第24页
        3.2.2. Determination of angle repose第24-25页
        3.2.3. Designed and structure第25-28页
        3.2.4. Metering cylinder parameter第28-29页
    3.3. Rows cylinder structure parameters on the performance index of test and analysis this kind of dishtype hole第29-31页
        3.3.1. Cylinder seeding speed第29-31页
    3.4. Design components第31-32页
        3.4.1. Cleaning device第31-32页
        3.4.2. Type of thin steel wire第32页
    3.5. Seeding working principle and working process第32-34页
        3.5.1. Working principle第32-33页
        3.5.2. Seed dropping device第33-34页
        3.5.3. Key component parameter design and performance influencing factors第34页
    3.6. Type of mechanics analysis第34-40页
        3.6.1. Filling process of mechanic analysis第34-35页
        3.6.2. Seeding cylinder analysis第35-36页
        3.6.3. Track type hole diameter第36-37页
        3.6.4. Push kinds of wire diameter and groove width push species第37页
        3.6.5. Seed motion analysis第37-40页
        3.6.6. Seed mechanics and kinematics mathematical model第40页
    3.7. Summary of this chapter第40-41页
4. Result and Discussion第41-53页
    4.1. Seed damage and test第41页
    4.2. Seeding damage rate test design第41-42页
        4.2.1. Test material第42页
        4.2.2. Test and method第42页
    4.3. Damage rate performance test第42-49页
        4.3.1. Push thin wire angle influence on broken rate第42-43页
        4.3.2. Single experiment test第43-45页
        4.3.3. Single factor experiment results and analysis第45-47页
        4.3.4. Type of rapeseed performance第47-49页
    4.4. Seed uniformity test第49-52页
        4.4.1. Improvement measures第50页
        4.4.2. Seeding device structure improvement第50-51页
        4.4.3. Seeding cylinder structure improvement第51页
        4.4.4. Shape of the groove hole and thin wire of structural improvement第51-52页
    4.5. Field experiments of cylinder hill seeding device第52页
    4.6. Summary第52-53页
5. Cylinder hill seeding rapeseed planter第53-54页
6. Conclusions and Recommendation第54-56页
    6.1. Conclusion第54-55页
    6.2. Recommendation第55-56页
7. Acknowledgement第56-57页
8. Reference第57-62页
9. Appendix第62页

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