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【正文】 錘定位 測(cè)量雙筒間金屬液的高度 調(diào)節(jié)溫度至預(yù)定值并旋轉(zhuǎn)坩鍋 調(diào)節(jié)轉(zhuǎn)速測(cè)定 不同條件的τγ 變化關(guān)系 計(jì)算機(jī)數(shù)據(jù)采集與處理 9 0100200300400500600700 ?u=uiu0(mv)M (nm) 圖 電壓信號(hào)與扭矩間關(guān)系 表 不同固相分?jǐn)?shù)和切變速率條件下的 n與 A 固相分?jǐn)?shù) fs 切變速率 (γ S1) 245 S1 γ ≤ 470S1 470 S1 γ ≤ 700S1 n A n A 10 參考文獻(xiàn) [1] R Kopp, D Neudenberger, G Winning. Different Concepts of Thixofing and Experiments for Rheological Data [J]. Journal of Materials Processing Technology, 2021, 111: 4852 [2] T J Chen, Y Hao, J Sun. Microstructural Evolution of Previously Deformed ZA27 Alloy during Partial Remelting [J]. Materials Science and Engineering A, 2021, 337:7381 [3] 王楠．部分凝固合金的顯微組織和流變性 [D]： [博士學(xué)位論文 ]．南京：東南大學(xué)機(jī)械工程系， 1988 [4] 林柏年．鑄造流變學(xué) [M]．哈爾濱：哈爾濱工業(yè)大學(xué)出版社， 1991． 13 [5] R Kopp, et al. Thixofingbasic Experiment and Optimized Tool Design[C]. In: Proceedings of the Fifth International Conference on Semisolid Processing of Alloys and Composites. Golden, CO, 1998. 165172 [6] M Modigell, J Koke. Timedependent Rheological Properties of Semisolid Metal Alloys [J]. Mechanics of Timedependent Materials. 1999, 3(1): 1530
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