Effect of furnace wall emissivity on surface heat flux of heated stock is analyzed for direct firing furnace and indirect heating furnace.
分析了炉壁黑度对炉膛辐射换热流的影响,分别对火焰直接加热炉和间接加热炉进行了讨论。
In one of the examples provided in, an earbud could include infrared photodetectors that would measure the user's body temperature, heat flux and heart rate.
专利中描述了实现这种技术的几种方案,其中一种方案使用红外光电探测器来测量人体的体温,心率以及发热量等数据。
If the heat flux is large, the vortex region and velocity are large on top of the machine platform.
当机台上方的热通量越大,其产生的涡漩区范围和回流速度越大。
The simulation of Space heat flux is a very complicated and important problem in ground thermal testing of spacecraft.
在航天器地面热试验中,空间热流的模拟是一个非常复杂而重要的问题。
The designed maneuver reentry trajectory can meet the demands of attitude, heat flux and velocity for the warhead.
所设计的再入机动弹道能满足机动弹头对姿态、热流和速度的要求。
At the same time, it also shows that the diffusion from cooling water is affected by both of tidal current and heat flux.
同时表明温排水扩散受到潮流运动和海—气热通量的影响。
The heat flux generated in grinding is utilized to induce martensitic phase transformation in the surface layers of components, such as that achieved by other surface strengthening processes.
磨削淬火技术是利用磨削热对工件表面进行热处理,使工件表层发生马氏体相变,达到与表面强化处理一样的性能。
Urban canyon is the main source of urban sensible heat flux. Thus, urban canyon can not be neglected in the urban weather research.
城市峡谷是城市感热通量的主要来源,因此,在研究城市气象时不能忽略城市峡谷的影响。
The computational results state that the leakage goes down as heat flux of the heating boundary rises, and thus the sealing effectiveness under different pressure ratios is enhanced.
计算结果表明:不同压比下,热边界热流增加泄漏减小,增强了封严效果。
It appears that improvement of convective heat transfer is very important for enhancement of flux and heat efficiency.
结果表明,提高对流传热系数是提高膜蒸馏热效率和渗透通量的关键。
By contrasting these simulative results, the experiments check up the forcing of heat flux and complex terrain to sea surface wind.
通过模拟试验对比,以检验地形,感热,潜热对海面风风速、风向的强迫作用。
ASTM E970 Standard Test Method for Critical Radiant Flux of Exposed Attic Floor Insulation Using a Radiant Heat Energy Source.
ASTME970使用辐射热能源评定暴露的阁楼地板绝缘的临界辐射通量的试验方法。
Some thermotechnical problems are revealed through systematic analysis of temperature, air flow as well as heat flux in cellar.
通过系统地分析窖温、风温以及热流,发现了沟窖几个重要的热工问题。
A new method of heat transfer augmentation with foreign gas jet impingement has recorded very high heat flux even in the case of "negative temperature difference".
异种气体射流强化传热的新方法即使在“负温差的情况下也有很高的热流量发生。”
The influence of the helium flux on the thermal field of sapphire crystal growth by heat exchange method(HEM) was studied by heat exchange method simulation and experiments.
采用热交换法生长蓝宝石晶体,通过数值模拟与实验研究了晶体生长过程中热交换器中氦气流量对温场的影响。
This method simplified consists essentially in simplifying the valuation of the thermal conduction flux in xylem components and that of the thermal convection flux from heat source to surrounding air.
它简化了木质部组分传导热流和热源与环境空气的对流热流的估算(从三对热电偶减少到一对)。
Conclusions can be drawn that changes of the convective heat transfer coefficients can bring error because of the appearance of heat flux sensors.
计算得出,由于热流计测头的出现,对流换热系数的变化会给热流测量带来较大误差。
The authors assume that the heat flux at the sliding surface of the lip occurs for the second boundary condition.
将唇口滑动而上的传热归结为第二类边界条件;
The transient eddy heat flux show similar features of activity of synoptic-scale disturbance.
热量涡动输送也表现出与天气尺度波动活动量类似的特征。
The heat flux to slab surface of a walking beam reheating furnace along length of the furnace is computed, and total heat exchange factor is also calculated.
以某轧钢厂的一台步进梁式加热炉为例,计算了钢坯表面热流沿炉长方向的分布,并反算求解总括热吸收率。
On the base of specified total quantity of heat, the effect of the change of heat flux and the distributive region of heat flux on the temperature distributions are discussed.
在总热量一定的基础上,通过变化局部热流强度及作用区域,讨论了各向异性材料对热流分布响应的热敏感性。
To meet the demand of heat flux measurement of attitude control engine tests, a heat flux measurement program about DT800 is proposed based on the analysis of the heat flux mechanism.
针对姿控发动机试验热流参数测试需求,在分析热流测量机理的基础上,提出了一种基于DT800的高性价比热流参数测试方案。
Change of heat flux and temperature distribution along furnace height with varying furnace conditions can be reflected in the model.
此模型能够反映出沿炉膛高度方向热流和温度分布随炉内工况变化。
The paper describes the measuring technique of infrared radiant heat flux density reached the surface or absorbed by the surface of spacecraft during thermal balance test.
文章介绍了在航天器热平衡试验中到达航天器表面或被其吸收的红外辐射热流密度的测量技术。
The soil heat flux content is only 5% of the net radiation.
土壤热通量密度的比例只占净辐射的5%左右。
Comparing with the flux of turbulent exchange of latent heat and the flux of upward long-wave radiation the flux of sensible heat exchange is very small.
与潜热的湍流输送及海表面向上的长波辐射通量相比,感热的湍流输送量很小。
Based on a microclimate observation, a study, on fine days, of the net radiation flux, soil heat flux, sensible heat flux, and latent heat flux on the alpine meadows of Haibei Area was conducted.
以微气候观测为基础,研究晴天状况下海北高寒草甸地区净辐射通量、土壤热通量、感热通量和潜热通量变化等特征。
The effects of radiate heat flux on various parameters of cone calorimeter and their relationships were also carried out.
文中还研究了外部辐射热流对锥形量热计各种参数的影响,以及参数间的相互关系。
Analysis of boundary layer fluxes shows that the amount of latent heat flux leaded to differ the Khanun's horizontal and vertical structure.
边界层方案的差异也导致台风动力和热力结构在水平和垂直分布上都出现显著差异。
Considering the relationship between the phenomena of critical heat flux (CHF) and the safety of nuclear reactor, the research of CHF on experiment and theory has been carried in detail.
由于临界热流密度(CHF)与反应堆安全密切相关,所以人们从实验和理论上都已经对该现象进行了广泛的研究。
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