冷却曲线

The influence of the strontium content and holding time on the cooling curve of ZL104 aluminum alloy was studied using a self-regulating thermal analysis system.

利用自主开发的铝合金热分析系统，研究了Sr加入量、变质后保温时间对ZL104合金冷却曲线的影响，建立了变质等级与变质前后共晶温度的降低值△TEG之间的对应关系。

The molten Al-5wt%Cu alloy was treated by electric pulse,and the influence of pulse electric field on its cooling curve was investigated with thermal analysis method.

对A l-5wt%Cu合金熔体进行了电脉冲处理，采用热分析方法研究了脉冲电场对该合金凝固冷却曲线的影响。

Thermal analysis; application; foundry production; cooling curve

中文关键字：热分析；应用；铸造生产；冷却曲线

By measuring the cooling curve and quench severity of quenching oil at various flow rates,the relationship among the hardening capacity ,quench severity and flow rate was established.

对淬火油在不同流速下的冷却曲线和淬火烈度进行了测量，建立了硬化能力、淬火烈度与介质流速三者之间的关系。

A sampling vessel having a thermocouple for obtaining a cooling curve of molten metals consisting of a long cylindrical body made of ceramics.

本发明公开了一种具有用于获取熔融金属的冷却曲线的热电偶的采样容器，它由一个由陶瓷制成的长圆柱形主体构成。

The experiment is based on the sand mold of Al-Si alloy. From the cooling curve of special point and temperature field of cross-sectional, the comparison is basically satisfactory.

经过特定点冷却曲线的比较和中心剖切面温度场的显示，本研究模拟结果从网格剖分、温度场模拟结果到界面显示令人满意。

Development and application of software and hardware of open type cast iron thermal analysis of cast iron melt inspection have been reported with explanation of each module function of analysing and calculating chemical composition,as-cast mechanical properties and structural characteristics,solidification phase transformation heat,some thermal phisical parameters based on solidifying and cooling curve of samples.

报告了用于检测铁液熔炼质量状况的开放式铸铁热分析软、硬件系统的研制与应用情况，并系统地阐述了根据热分析试样的凝固冷却曲线实现对铁液化学成分、铸态下的力学性能和组织特征以及对凝固相变热和某些热物理量进行分析和计算的各子模块功能。

By finite element analysis method, the temperature field of medium steel plate subject to multiple impinging jet s was numerically simulated and the transverse cooling curve was obtained, which provides theoretical basis for the process design of header pipes of a non restraint quencher.

采用有限元分析方法，对钢板在多股集管冲击射流作用下的温度场分布进行了数值模拟，得到钢板横向冷却曲线，为无约束淬火机上集管的工艺设计提供了理论依据。

The influence of the strontium content and holding time on the cooling curve of ZL104 aluminum alloy was studied using a self-regulating thermal analysis system.The relationship of modification level and △TEG(the eutectic temperature difference between modified and unmodified alloy) was established.

利用自主开发的铝合金热分析系统，研究了Sr加入量、变质后保温时间对ZL104合金冷却曲线的影响，建立了变质等级与变质前后共晶温度的降低值△TEG之间的对应关系。

Hence the following conclusion can be made:①Although an inflection point occrus on the cooling curve, it cannot be regarded as secondary recalescence, but might be called as pseudo-recalescence.

据此认为：①实验中所获得的冷却曲线，尽管再辉阶段出现温度变化拐点，但不能认为是"二次再辉"，姑且称作"伪再辉"。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。