Aging properties prediction of the lead frame Cu-Cr-Sn-Zn alloy via neural network

He Jun Li, Juan Hua Su, Qi Ming Dong, Ping Liu, Feng Zhang Ren

Research output: Contribution to journalConference articlepeer-review

Abstract

The aging process of lead frame Cu-Cr-Sn-Zn alloy has only been studied empirically by trial-and-error method so far. This paper builds up the prediction model of the aging properties via a supervised artificial neural network(ANN) to model the non-linear relationship between parameters of aging process with respect to hardness and electrical conductivity properties of the alloy. The improved model is developed by the Levenberg- Marquardt training algorithm. The predicted values of the ANN coincide with the tested data. So the ANN system is effective and successful for predicting and analyzing the properties of Cu-Cr-Sn-Zn alloy. The optimized processing parameters are available at 475°C -520°C aging for 2h-1h.

Original languageEnglish
Pages (from-to)3331-3334
Number of pages4
JournalMaterials Science Forum
Volume475-479
Issue numberIV
DOIs
StatePublished - 2005
EventPRICM 5: The Fifth Pacific Rim International Conference on Advanced Materials and Processing - Beijing, China
Duration: 2 Nov 20045 Nov 2004

Keywords

  • Aging Process
  • Artificial Neural Network
  • Cu-Cr-Sn-Zn Alloy
  • Lead Frame

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