Application Of The Wavelet Analysis In The Fault Diagnosis Of Rotating Machines

The automotive industry is a large-scale collaborative industry, the large number of partssuppliers is one of its characteristics. With the economic globalization and theinternationalization of competition, the competition between enterprises graduallytransformed into the competition of supply chain, supplier quality becomes one of theimportant competitive factor. How to set up independent, independent and strongcompetitiveness of the supply chain, each enterprise is China automobile industry must facethe issue.In recent years the development of M company had hitherto unknown bottleneck,integrated in M company supplier management three big system--certification system,review performance evaluation system and supplier process guidance improve the systemcannot meet the requirements of today’s market environment, must be thoroughly change.The automobile industry in supplier quality management as the breakthrough point, inorder to supplier quality management of M company as the research object, the three majorareas of supplier management of M company (evaluation of new supplier development,supplier batch after delivery to supplier and process management) using statistical tools andhierarchy analysis tools, to the system analysis and research.Supplier management in M company in specific problems, and puts forward somesuggestions for improvement:1, the introduction of TS16949standard, cleaning the supplier development systemcertification barriers.2, based on the process capability index increased on the process inspection and theability to change management, process management methods such as Annex3--systemability index3, by using AHP improved supplier evaluation method, designed the questionnaire inAnnex1--evaluation of supplier quality capability method, as well as Annex2Evaluation--supplier quality ability method （different categories of suppliers need to set up a separate,Appendix2is the appraisal method to finish class supplier）...