1) heat flux
热流密度
1.
The research of detecting the operatiog states of mechanical. system based on heat flux density;
基于热流密度监测机械系统状况的研究
2.
A numerical method,based on single temperature sensor,constant heat flux assumed and arbitrary number future time steps,was employed to determine the heat flux during rapid cooling on high temperature surface with multiply immersed impinging water jets.
基于单点测温、常热流假设,任意未来时间步长的导热反问题算法求解浸没水射流冷却过程的热流密度;采用有限容积法离散方程,附加源项法处理边界条件。
3.
The meshing requirement of finite element model being considered,the storing technique and the calculating method of heat flux are expatiated.
采用焊接仿真用到的经典高斯热源模型,设计了基于表参数热流密度加载算法。
2) Heat Flux Density
热流密度
1.
But,at the special heat flux density and the special magnetic field strength,the heating rate of oil is higher than the heating rate of water,and with the increasing of the magnetic field strength and the time of magnetization,the heating rate of oil and water is both increase.
结果表明,磁场作用下,油与水的升温速率变化的规律是一致的,但在相同的磁场强度和热流密度的条件下,油的升温速率比水的升温速率要大;随着磁场强度的加大以及磁化时间的延长,其升温速率都明显增加。
2.
When the maximum heat flux density is acquired,the experiment confirms the groove surface size as follows:0.
实验确定了获得最大热流密度时的微槽表面尺寸为槽宽、槽深以及槽间距分别为0。
3.
Secondly,a dimensionless model for finite-element method was established,and 167 706 numerical computations were carried out to study the dimensionless heat flux density on the outer surface of a freezing pipe with constant temperature,and then the relationships between the dimensionless heat flux density and its influe.
应用相似理论将冻结温度场方程和参数无量纲化,然后建立无量纲的数值计算模型,研究了在外表面恒温情况下冻结管壁的无量纲热流密度与各无量纲影响参数间的关系。
3) heat flow density
热流密度
1.
Then, the mathematical expression of heat flow density on the tool-chip interface of the rake face is deduced on the basis of milling temperature experiment.
采用相似原理对面铣加工过程中波形刃铣刀片表面的对流换热系数进行了分析 ,得出了对应的计算公式 ;结合铣削温度试验 ,推导出了前刀面刀—屑接触面输入的热流密度的函数表达式。
2.
The floor surface temperature distribution,the interior temperature distribution of heat transfer calculation unit and the influencing factors of floor surface heat flow density and average floor surface temperature are analyzed with finite element analysis software ANSYS.
采用有限元分析软件ANSYS,分析了地板表面温度分布、传热计算单元内部温度分布、地板表面热流密度的影响因素及地板表面平均温度的影响因素,在考虑地板向下传热时对模拟计算结果进行了修正。
3.
The effect law of heat flow density on pressure undulation was obtained by experiments and theoretic study.
本文模拟MK50动力系统构建了一套闭环的实验装置,以研究蒸汽发生器螺旋管内两相流动时的压力波动特性,通过实验和理论分析了热流密度对压力波动的影响规律,沸腾时其均方根和分维数与绝热两相流明显不同,热流密度的大小影响各特征参数。
4) thermal density
热流密度
1.
The results show that the ignition temperature of Fe-Ti-C system can be decreased greatly under the action of electric fields and great thermal density.
结果表明,在电场和大热流密度作用下,体系的点火温度可以大幅降低,当压力为0～6MPa时,点火温度在310～464℃范围内。
2.
The results show that the ignition temperature of Fe-Ti-C system can be decreased greatly under the action of electric field and great thermal density.
结果表明:在电场和大热流密度作用下,体系的点火温度可以大幅降低;Fe含量越高,其对体系低温燃烧合成过程的影响越大。
3.
The results show that the ignition temperature of Fe-Ti-C system can be decreased greatly under the action of electric field and great thermal density, and the ignition temperature is 390～570 ℃ under different technological conditions.
结果表明:在电场和大热流密度的共同作用下,体系的点火温度得到大幅度降低,且随工艺条件的不同在390～570℃范围内变化;200℃保温2min过程对体系的低温燃烧合成过程有较大的影响,即200℃保温压坯的点火温度和实际所达到的最高温度均高于相应的未保温压坯。
5) thermal flux
热流率;热流密度
6) heat flux density field
热流密度场
1.
This article analyzes the geometrical properties of the pipeline with heating tracer,sets up the mathematics model and calculates the two-dimensional,unstable temperature field and heat flux density field of soil around the pipeline by using finite elements method.
采用有限单元法对管道周围土壤的二维非稳态温度场和热流密度场进行了数值计算,并对输油管与伴热管上部未设保温板的工况进行了计算。
补充资料：热流密度
分子式：
CAS号：
性质：又称热流密度。是指单位时间内通过单位截面积的热量。常用符号q表示，单位为W/m2。其数学定义式为q=Q/A。式中Q为热流量(W)，A为热流量所通过的横截面积(m2)。按传热具体方式的不同有导热，对流换热和传热过程等的传热速率之分。采用某些技术措施以增大或减少传热速率是强化或削弱传热的主要方式。
CAS号：
性质：又称热流密度。是指单位时间内通过单位截面积的热量。常用符号q表示，单位为W/m2。其数学定义式为q=Q/A。式中Q为热流量(W)，A为热流量所通过的横截面积(m2)。按传热具体方式的不同有导热，对流换热和传热过程等的传热速率之分。采用某些技术措施以增大或减少传热速率是强化或削弱传热的主要方式。
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