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甘薯收获机装车高度优化与试验

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为了优化甘薯收获机的装车收获高度,该文针对"苏薯8 号"机械碰撞条件下的损伤问题进行了深入探讨.通过有限元分析得出了甘薯在不同高度下的碰撞应力分布情况,并且通过数值模拟初步拟定甘薯的机械碰撞安全高度并进行了甘薯碰撞试验.结果表明,在跌落高度超过 250 mm时,甘薯的损伤程度明显增加,呈现出明显的深褐色斑块.确定甘薯收获机装车高度最高为250 mm,为甘薯收获机运输过程中的安全高度提供了重要依据.
Optimization and Testing of the Loading Height of the Sweet Potato Harvester
In order to optimize the loading and harvesting height of sweet potato harvesters,this study delved into the damage incurred under mechanical collisions,particularly focusing on the"Suyu 8"model.Through finite element anal-ysis,the collision stress distribution of sweet potatoes at different heights was determined.Additionally,numerical simu-lations initially identified the safe mechanical collision height for sweet potatoes.Sweet potato collision experiments vali-dated these findings,indicating a significant increase in damage when drop heights exceeded 250mm,characterized by distinct dark brown patches.Establishing a maximum height of 250mm for loading sweet potato harvesters provides cruci-al guidance for ensuring safety during the transportation process.

sweet potato mechanical collisionsweet potato harvesterloading harvest heightnumerical simulationcol-lision experiment

朱佳佳

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东北林业大学,黑龙江 哈尔滨 150040

甘薯机械碰撞 甘薯收获机 装车收获高度 数值模拟 碰撞试验

2025

农机使用与维修
农业部农机维修研究所

农机使用与维修

影响因子:0.105
ISSN:1002-2538
年,卷(期):2025.(1)