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- The paper lucubrates to using fractal geometry and the neural network technology research in wear particle recognition processing some difficult questions. 本论文围绕着分形和神经网络在铁谱磨粒图像识别处理中的一些难点问题展开深入研究。
- Wear Particles Recognition of Typical Fault in Diesel Engine Based on Rough Set 基于粗集理论的柴油机典型故障的磨粒识别
- The Sharable Wear Particle Recognition and Wear Diagnosis System 可共享的磨粒识别及磨损诊断系统
- wear particles recognition 磨粒识别
- In ferrography image recognition, the conglutination of wear particles does not keep wear particles in original shape after binary image segmentation. 摘要铁谱磨粒图像识别中,由于磨粒与磨粒的相互粘连,造成磨粒图像二值化后,边缘提取不能体现其原有形状。
- SDD OLVFS had good capability in detecting typical wear particles. SDD型铁谱传感器对特征磨粒具有良好的采集和分辨能力。
- wear particle recognition 磨粒识别
- The recognition of the wear particle is the core step of the ferrography. 磨粒识别是铁谱磨粒分析的核心。
- A novel on-line ferrograph for monitoring wear particles in opaque lube is developed. 利用自行构建的磨粒分析系统考察了车床主轴箱中磨损颗粒的形态特征。
- RESULTS: Wear particles, cellular proliferation and osteolytic factors were found in the limiting membrane surrounding loosening prosthesis. 结果:在松动假体周围的界膜中发现大量的磨损颗粒、组织细胞增生及溶骨因子。
- The model makes Ferrography Wear Particles analysis break the restriction of experiences and improve the accuracy of faulty diagnosis of mud pump. 该分析模型使铁谱磨粒分析过程突破了人工经验的限制,从而提高了泥浆泵故障诊断的准确率。
- Since the advent of this technology, the on-line collection technology of image of wear particles is a difficult problem that desiderates to be solved. 自该技术问世以来,磨粒图像的在线采集技术一直是一个亟待解决的难题。
- Because of the diversity and complicacy of the wear particle, the recognition procedure is carried out without guidance of mature theory. 由于磨粒的多样性和复杂性,这种识别过程尚无成熟的理论方法来指导。
- Compared with SDD OLVFS, LDD OLVFS should work with lower flow rate, and was easier to generate accumulation of wear particles. 与SDD型铁谱传感器相比,LDD型铁谱传感器中容易产生磨粒链堆积现象,且工作流量小。
- Aseptic loosening of the prosthesis is a major form for the failure of artificial joints,which results in the conglomeration of wear particles at the bone-implant interface. 无菌性松动是人工关节失效的主要形式,由磨损粒子在植入物与肌肉界面的聚集导致。
- Wear particles induced-biological reaction in histiocyte surrounding the prosthesis is an important factor of osteolysis and aseptic loosening after prosthetic replacement. 磨损颗粒诱发假体周围组织细胞产生一系列生物学反应是导致假体周围骨溶解及假体无菌性松动的重要因素。
- By the above studies, several key parts of on-line ferrograph based on mixed magnet are devised.Meanwhile, the online image collection of wear particles is realized. 在此基础上,研制了新型在线铁谱仪的诸关键部件,实现了磨粒图像的在线采集。
- Conclusions Wear particles in the osteolytic tissue can be obtained with strong base digestion and differential centrifugation, which is up to the demand of experimental study. 结论通过强碱消化及密度梯度离心提取、纯化假体周围骨溶解组织中磨损颗粒的方法可提供符合试验需要的金属颗粒。
- The algorithm of the percent area covered by wear particles of the on-line ferrograph is defined, and the detector performance is investigated through experimental method. 定义了磨粒百分复盖面积的计算方法,通过实验研究了所设计的磨粒探测装置的性能。
- The results show that, under the designed optimum parameters, wear particles are deposited orderly and dispersedly in the detector according to their dimension. 实验结果表明,在设计的优化参数下,磨粒在流道中按其尺寸大小有序、分散沉积。