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中国精品科技期刊2020
在压缩载荷下银杏果核破壳参数优化[J]. 食品工业科技, 2012, (15): 210-214. DOI: 10.13386/j.issn1002-0306.2012.15.079
引用本文: 在压缩载荷下银杏果核破壳参数优化[J]. 食品工业科技, 2012, (15): 210-214. DOI: 10.13386/j.issn1002-0306.2012.15.079
Optimization of cracking parameter of Ginkgo biloba kernel in the compression-loads[J]. Science and Technology of Food Industry, 2012, (15): 210-214. DOI: 10.13386/j.issn1002-0306.2012.15.079
Citation: Optimization of cracking parameter of Ginkgo biloba kernel in the compression-loads[J]. Science and Technology of Food Industry, 2012, (15): 210-214. DOI: 10.13386/j.issn1002-0306.2012.15.079

在压缩载荷下银杏果核破壳参数优化

Optimization of cracking parameter of Ginkgo biloba kernel in the compression-loads

  • 摘要: 利用LDS-W10A型微机控制的电子材料实验机对我国西南地区银杏果核进行了压缩实验,并以杏壳破裂力、破裂能耗、杏仁的破损率为目标参数,以施压部位、加载速率、含水率为因素进行了多目标的正交实验。同时,采用隶属度法的综合评分以及最小显著差值法(LSR法)优化出银杏果核脱壳的最佳工艺参数组合。通过对实验数据分析,得到相应的数学模型。实验表明:不同含水率的杏核在沿三个不同方向被压缩时,均出现明显的弹性变形,而且没有明显的生物屈服点;杏核施压方向、施压速率、含水率与综合评分指标均为显著相关(p<0.05)。要使银杏果核脱壳质量最佳,其最优水平组合为杏核施压方向为Y轴、挤压速率为55mm/min、含水率23.72%。 

     

    Abstract: By using LDS-W10A computer-controlled electronic materials testing machine, the compression tests of Ginkgo in southwest China was conducted, and multi-objective duplicate orthogonal test with the broken force of Ginkgo, the energy consumption of its crushing and the broken rate of almonds as target parameters, from the factors of the compressed parts, compression loading rate and moisture content was conducted.Meanwhile the optimum technical parameter combination of Ginkgo Seeds' Shelling was achieved by using the comprehensive evaluation of the Membership-Degree Method and Least Significant Range (LSR) .The corresponding mathematical model was gotten by using the regression method.Results showed that when Ginkgo kernel of different moisture content was compressed in three different directions, all display the apparent elastic deformation and there was no obvious bioyield point, the compressed direction of Ginkgo kernel, compression rate, moisture content rate and comprehensive evaluation index were significantly correlated (p<0.05) .For the best quality of Ginkgo-shelling, the optimal level combination was as follows:the compressed direction of Y-axis, extrusion rate 55mm/min and moisture content rate 23.72% (w.b) .

     

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