1) transient cooling temperature field
非稳态冷却温度场
1.
A mathematics model of the transient cooling temperature field was built for long-thick wall tubes by analyzing the transient heat transfer process and the principle of thermo-dynamics in this paper,and the numerical equations of nods are obtained with finite difference method.
通过对非稳态热传导过程的分析,依据传热学原理,建立了长厚壁钢管热轧后非稳态冷却温度场的数学模型,应用有限差分法得到长厚壁钢管节点温度的数值方程组。
2) unsteady-state cooling
非稳态冷却
3) unstable temperature field
非稳态温度场
1.
Numerical simulation of unstable temperature field during modeling of SMC;
SMC模压过程非稳态温度场数值模拟
2.
In order to carry out a numerical simulation of the unstable temperature field and curing degree in the pultrusion process of GFRP,a mathematical model was established for the variation of temperature distribution and curing degree on the basis of curing kinetic and unstable thermal conduction theories.
为了对GFRP(玻璃纤维增强塑料)拉挤成型非稳态温度场与固化度进行数值模拟,依据固化动力学和非稳态导热理论,建立了温度场和固化度动力学模型。
3.
A finite element model concerning unstable temperature field for TCVI process was proposed to overcome this problem, and the distribution curves of the temperature field change during the whole infiltration process were given out by numerical simulation.
针对C/C复合材料热梯度化学气相渗透工艺(TCVI)致密化过程温度场难以用解析法求解的问题,建立了TCVI过程非稳态温度场有限元模型,给出了该过程温度场变化的分布曲线,研究了温度场变化规律及致密化效率与沉积温度的关系,数值模拟结果与实验结果吻合较好,为提高TCVI工艺致密化效率提供了理论指导。
4) transient temperature field
非稳态温度场
1.
According to the complexity of precisely measuring propellant temperature before firing rocket projectiles, with present widely used computer numerical simulation method, the article has simulated 130 rocket propellant transient temperature field by program and also measured propellant temperature by designed experimental unit.
鉴于火箭弹发射前对推进剂温度精确测定的复杂性 ,利用目前应用广泛的计算机数值模拟技术 ,通过计算程序对 1 3 0火箭推进剂非稳态温度场进行了数值模拟 ,并利用设计的实验装置对推进剂的温度进行了试验测定 ,计算结果与测量点温度值吻合较好 ,得出了 1 3 0推进剂的非稳态温度场的变化规律及影响温度分布的主要热阻。
2.
Solves the transient temperature field around U-vertical multi-pipes by using PDE tools in the MATLAB software.
通过MATLAB软件中的PDE工具箱求解U型垂直埋管管群周围非稳态温度场。
3.
Whereas the complexity of precisely measuring propellant temperature before firing rocket projectiles with computer numerical simulation method,numerically under third kind boundary condition a rocket propellant transient temperature field was simulated and propellant temperature was measured by experimental unit.
鉴于火箭弹发射前对推进剂温度精确测定的复杂性,利用计算机数值模拟技术,对某种火箭推进剂在第三类边界条件下的非稳态温度场进行了数值模拟,并利用实验装置对推进剂的温度进行了实验测定,计算结果与测量点温度值吻合较好,得出了该推进剂的非稳态温度场的变化规律及影响温度分布的主要热阻,研究了常用的推进剂最大肉厚1/2处温度与质量加权平均温度的差别。
5) unsteady temperature field
非稳态温度场
1.
Analysis of unsteady temperature field in wall rock by finite element method;
巷道围岩非稳态温度场有限元分析
2.
Dynamic thermal stress distribution in the neighborhood of a cavity in an unsteady temperature field;
非稳态温度场中孔附近的动热应力集中(英文)
3.
The models of unsteady temperature field and curing were established according to the curing kinetics and heat transfer theory.
通过差示扫描量热(DSC)实验计算得到模型所需的固化动力学参数,根据固化动力学和传热学理论建立了非稳态温度场与固化动力学数学模型,采用有限元与有限差分相结合的方法和ANSYS求解耦合场的间接耦合法对拉挤工艺不同工况下CFRP固化度进行数值模拟。
补充资料：非稳态噪声
分子式：
CAS号：
性质：带有规则或不规则的时间间隔，在不同点或不同时间强度变化大于3dB以上的噪声。
CAS号：
性质：带有规则或不规则的时间间隔，在不同点或不同时间强度变化大于3dB以上的噪声。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条