工程陶瓷单脉冲放电实验及参数优化毕业论文.doc
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1、毕业设计(论文)本 科 毕 业 论 文题目:工程陶瓷单脉冲放电实验及参数优化学生姓名:xx学 号:xx专业班级:xxx指导教师:学习、年月日2毕业论文工程陶瓷单脉冲放电实验及参数优化摘 要本课题的目的在于通过对工程陶瓷单脉冲放电实验的研究,找到加工工程陶瓷的最优方案,从而使得工程陶瓷的应用更加广泛。本课题将综合利用神经网络理论MATLAB的实现等的研究成果,来完成对工程陶瓷单脉冲放电实验及参数优化的研究。通过片电极单脉冲尖端放电对非导电陶瓷片的加工实验,成功地验证了电火花加工非导电陶瓷材料的可行性,并对其规律作了分析研究,为系统的后续开发打下坚实的基础。利用神经网络的MATLAB实现来研究对工
2、程陶瓷单脉冲放电实验的参数优化。试验研究了脉冲宽度、放电电流和工作介质对陶瓷工件和正、负电极蚀除特性的影响关系,总结出了单脉冲放电坑深度和宽度与脉冲宽度和放电电流的经验公式,建立了放电能量在陶瓷工件和正、负电极之间的分配模型。在得到实验数据后利用MATLAB对实验结果进行研究,从而可以得到参数优化的结果。关键词:电火花加工;电脉冲放电试验;神经网络;RBF神经网络;BP神经网络Engineering Ceramics single pulse discharge experiments and parameter optimizationABSTRACTThe purpose of this
3、subject is through the study of engineering ceramic single-pulse discharge experiments, to find the optimal solution for machining of engineering ceramics, making more extensive application of engineering ceramics. The topic will be comprehensive utilization of the realization of neural network theo
4、ry MATLAB and other research results, to complete the study of engineering ceramics single-pulse discharge experiments and parameter optimization. Pulse through the chip electrode single-point discharge of non-conductive ceramic chip processing experiments, successfully demonstrated the feasibility
5、of non-conductive ceramic materials for EDM, and made an analysis of its law, to lay a solid foundation for the subsequent development of the system. MATLAB in the use of neural networks to study the optimization parameters Engineering Ceramics single pulse discharge experiments. Study the pulse wid
6、th, discharge current and the work of media ceramic workpiece and positive, negative electrode erosion in addition to characteristics affect the relationship, summed up the single pulse discharge pit depth and width of the pulse width and discharge current of the experience formula to establish the
7、discharge energy in the model of the distribution between the ceramic workpiece and positive and negative electrodes. The experimental data by using MATLAB to study the experimental results, which can be the result of optimization of parameters.Keywords: EDM; electrical pulse discharge test; neural
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