| 玉米蛋白粉挤压膨化工艺参数优化研究 |
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| 引用本文： | 王丽艳,郭树国.玉米蛋白粉挤压膨化工艺参数优化研究[J].粮食与饲料工业,2012(8):40-42. |
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| 作者姓名： | 王丽艳 郭树国 |
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| 作者单位： | 沈阳化工大学机械工程学院,辽宁沈阳,110142 |
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| 基金项目： | 辽宁省教育厅科学研究一般项目 |
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| 摘 要： | 以单螺杆挤压膨化机为试验设备对玉米蛋白粉进行膨化试验,运用二次通用旋转组合设计试验方法研究了玉米蛋白粉含水率、膨化机螺杆转速和机筒温度对加工后的玉米蛋白粉持水性的影响。结果表明:影响玉米蛋白粉持水性的主要因素是机筒温度,试验因素主次顺序依次为机筒温度、螺杆转速、物料含水率;较优组合为:物料含水率43%、螺杆转速334r/min、机筒温度157℃。
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| 关 键 词： | 玉米蛋白粉 挤压膨化 参数优化 含水率 机筒温度 持水性 饲料 |
Optimization of parameters for extrusion of corn gluten meal |
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| Wang Liyan
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Guo Shuguo.Optimization of parameters for extrusion of corn gluten meal[J].Cereal & Feed Industry,2012(8):40-42. |
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| Authors: | Wang Liyan Guo Shuguo |
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| Affiliation: | (College of Machinery Engineering,Shenyang University of Chemical Technology,Shenyang 110142,China) |
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| Abstract: | Extrusion experiment of corn protein powder was done with single screw extruder,the influence of moisture content of corn protein,screw rotation speed and extruding cylinder temperature on water binding capacity of corn protein was studied by using the rotational composite design of quadratic regression.The results indicated that: Cylinder temperature was the main factor affecting water holding capacity of corn protein powder;the experimental factors of in priority order was as: extruding cylinder temperature,screw rotation speed and moisture content of corn protein.The optimized combination of factors was moisture content of corn protein of 43%,screw rotation speed of 334 r/min and extruding cylinder temperature of 157℃. |
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| Keywords: | corn gluten meal extrusion parameter optimization moisture content barrel temperature water holding capacity feed |
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