The results researched on magnetic field quenching in the recent years and the principle of improvement on materials subjected to the magnetic field quenching were summarized. 简述了磁场正火的设备、材料、工艺和试验结果,分析了磁场正火细化珠光体组织的机理,指出珠光体的细化与磁场正火时奥氏体的磁化形变有关。
In addition, the magnetic field quenching will increase the resistance of the T10 steel to tempering because of a large amount of dispersed carbides in the steel after magnetic field quenching. 此外,磁场淬火还提高了T10钢的抗回火能力,这是由于磁场淬火后的钢中含有大量弥散碳化物所致。
Simulation of Flow Field in the Quenching Tank and Optimal Design of Uniform Flow Systems 淬火槽内介质流场模拟及均流系统优化设计
First, the finite-element computing model of the medium flow field in quenching tank is set up. 首先建立了淬火槽内介质流场的有限元计算模型。
Numerical Simulation of Temperature and Phase Field during Rail-end Quenching Process 重轨轨端淬火温度场和组织场的数值模拟研究
The influence of variation of inlet speed, oil temperature and concentration of polymer solution on the distribution of flow field in the quenching tank was also analyzed. 并研究了淬火槽进口速度、光亮淬火油的使用温度、聚合物浓度对于流场分布的影响。
Simulating the Temperature Field of Quenching by Using Finite Element Method 热处理淬火工艺温度场有限元模拟
Computer Simulation in Temperature Field of the Quenching Process by the Magnetic Field 磁场淬火瞬态温度场计算机模拟
This thesis studies particularly the medium flow field in a quenching tank and its relationship with the temperature field, the microstructure field and the internal stress field of a shaft-type test-piece, by using computer simulation and experiment examination. 针对上述问题本文用计算机模拟与试验研究相结合的方法,着重研究了淬火槽中介质的流场以及介质流场与轴类试件的温度场、显微组织场和内应力场的关系。
The prospect of the application of the magnetic field quenching was also put forward. 展望了磁场淬火工艺的应用前景。
Computer Simulation of Three Dimensional Temperature Field of Quenching Process with Suddenly Changed Surface Conditions 界面条件剧变的淬火过程三维温度场的计算机模拟
The Research on Evolution of the Magnetic Field Quenching and Its Numerical Simulation 磁场淬火及其数值模拟
With the carbon steels, the steel will not be suitable for the employment of magnetic field quenching process if its carbon content is lower than 0.2% while the process will be most efficient if the steel carbon content is higher than 0.4%. 在碳素钢中,含碳量小于0.2%者不宜采用磁场淬火工艺,含碳量在0.4%以上者效果最佳;
Under the full consideration on the interaction of the temperature field, the microstructure field and the internal stress field of a quenching test-piece, the numerical calculation models of the three kinds of fields of a shaft-type test-piece are set up. 在充分考虑淬火试件温度场、显微组织场和内应力场相互作用的情况下,建立了轴类淬火试件三种场量的数值计算模型。
The complex relations of temperature field, microstructure field and stress field on quenching process are introduced. 介绍了淬火过程中温度场、组织场和应力场相互作用的复杂关系。
An Experimental Investigation on the Compound Field Effect Quenching 复合场效应淬火试验研究
The experiments have proved that the magnetic field quenching process in the alternating current magnetic field will be more effective and the quenching result is better as the magnetic field strength increases. 试验证明,在磁场淬火工艺中,采用交流磁场效果较好,而且随磁场强度的增大,效果愈好。
Discussion on The Best Magnetic Field Quenching Process 最佳磁场淬火工艺的探讨
Current Situation and Prospect of Magnetic Field Quenching 外加磁场淬火工艺的研究现状和展望
Effect of Time-Step on Simulating Precision of Temperature and Phase-Transformation Field During Quenching Process 时间步长对淬火过程温度场和组织场模拟精度的影响
In this paper, the mathematical model of 3-D temperature and stress field in quenching processes has been expounded. 论述了工件淬火过程三维温度场、应力场数学模型。
This paper presents the principle of the compound field effect quenching and the technique of the flow field-ultrasonic compound field effect quenching. 本文提出了复合场效应淬火工艺原理和流场一超声复合场效应淬火技术,并进行了试验研究,结果表明:该项技术可显著改善介质的淬火冷却特性。
The Principle on Strengthening and Toughening Resulted from Magnetic Field Quenching 磁场淬火强韧化原理
By using finite element numerical simulation software, rules of effect of different cooling media to temperature field and stress field during quenching of studied material have been analysed and researched, distribution of temperature field and residual stress field during quenching have been obtained. 利用变形-传热耦合有限元数值模拟软件,分析研究了不同冷却介质对研究材料淬冷过程温度场与热应力场的影响规律,获得了淬冷过程中温度场和残余应力场的分布。
The research on phase transformation thermodynamics and dynamics, and the numerical simulation of the magnetic field quenching were introduced. 总结了磁场淬火改善材料组织结构和力学性能的原理,同时介绍了相变热力学和动力学方面的研究工作和外加磁场淬火的数值模拟。
Through the results and analysis, we can discover that utilizing heat transfer theory and computer technology to simulate magnetic field quenching process is feasible. 分析结果表明,运用热传导理论和计算机技术来模拟外加磁场淬火过程在理论上是可行的。
Besides, alloy steels containing elements which move eutectoid point to the left in Fe-C equilibrium diagram are also suitable for magnetic field quenching. 对于合金钢,凡是含有能使Fe-C状态图共析点左移的合金元素的钢均适用磁场淬火工艺。
Simulation of temperature field of quenching process of hot-rolled high-strength seamless pipe by FEM 热轧高强度无缝钢管淬火工艺温度场有限元模拟
The aftertreatment program is developed using OpenGL technology, and it can vividly display the temperature field and the microstructure field during the quenching process. 后处理程序中采用OpenGL技术,用图形的方式形象、直观地显示出工件在淬火热处理过程中任意时刻温度场和组织场。