A displacement sensor based on solenoid principle is used to measure green sand compactibility and mould compaction.
基于螺线管原理的位移探测器用于完成型砂紧实率及铸型紧实度的快速检测。
After the first water addition, we adopt AR model to predict the stable value of sand compactibility to shorten the time mixing the sand.
第一次加水后，对型砂紧实率稳定值采用AR模型进行预测，以缩短型砂混制时间。
This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content.
分析了影响型砂紧实率控制精度的因素，建立了型砂紧实率-水分回归系数的动态模型。
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