3CHENG Chin-Chi. Real-time diagnosis of melting and mixing processes in internal mixer by ultrasound [ J ]. Journal of Materials Processing Technology, 2010 ( 210 ) : 675- 683.
4CAMPANELLI J R, GURER C, ROSE T L, et al. Dispersion, temperature and torque models for an internal mixer [ J ]. Polymer Engineering and Science, 2004,44 ( 7 ) : 1247-1257.
5路甬祥.电液比例控制技术[M].北京:机械工业出版社,1998..
6章宏甲 黄谊.液压传动[M].北京：机械工业出版社,2000..
7黎放桕．电液比例控制与数字控制[M]．北京：机械工业出版社，1997．
8RENN J C,TSAI C. Development of an unconventional electrohydraulic proportional valve with fuzzy-logic controller for hydraulic presses [J]. The International Journal of Advanced Manufacturing Technology, 2005,26(1,2) : 10-16.
