本文通过对三种钢的加热系数确定,运用薄件加热的概念,指出了加热系数的含义。
Through determining the heating coefficient for three kinds of steel and applying the conception of heating thin part, the meaning of heating coefficient is defined exactly.
加热器可以加热的万向节-联合特别是连接滑块的HGA的万向节从两个不同的热膨胀系数不同的合金条纹的。
The heater can heat the gimbal - special joint which connects slider to HGA, the gimbal made from two stripes of different alloys with different thermal expansion.
冬天太阳高度低,穿透有很高太阳能吸热系数的玻璃加热地板,地板本身也充当热质。
In the winter, the low sun penetrates glass with a very high solar heat gain coefficient, and heats the floor, which in and of itself ACTS as a thermal mass.
由于铜的膨胀系数特别高,铜在加热时比钢膨胀得多。
Copper, with its extremely high coefficient of expansion, expands more during heating than steel does.
在以往的试验中,考虑到加热笼覆盖系数对热流密度均匀性的影响,通常选用红外灯阵作为主要的外热流模拟装置。
Infrared lamp arrays have long been adopted as primary simulation equipment of thermal flux, considering the effect of cover coefficient of infrared heating cage on flux uniformity.
通常,对流换热系数是在实验中以电加热试验管壁面后根据牛顿冷却定律计算得来的。
Normally, coefficient of convective heat transfer is gotten through experiments which is heating testing tube by electricity and computed through Newton cooling law.
对在一个各向同性、均匀的弹性球的具有恒定的热传导系数的球面上进行加热这一理想情况下,计算了陨星由于空气动力学加热而产生的热应力。
Thermal stress in meteoroids by aerodynamic heating is calculated for the ideal case of an isotropic, homogeneous, elastic sphere being heated at the surface with a constant heat transfer coefficient.
讨论和分析了流道间隙、加热功率和入口过冷度对沸腾起始点、沸腾流态、换热系数、流动不稳定性和临界热负荷的影响。
The effects of gap size, heat flux and inlet subcooling on the boiling incipience, flow pattern, heat transfer coefficient, flow instability and critical heat flux were analyzed and discussed.
论述了应用基于移动加热板的颗粒热传递模型计算大型旋转管排式干燥机传热系数的方法。
The heat transfer coefficient of large tube rotary dryer was calculated by using particle transfer model of moving heating-plate type.
热泵是一种节能型加热设备,其性能系数远高于普通锅炉装置。
Heat pump is a kind of heating equipment for energy-saving purpose. Its performance coefficient is much higher than common furnace equipment.
对于无内置管的三相流重力热管,随着加热功率的增加,等效对流传热系数增大。
For the three-phase flow gravity heat pipe without built-in pipe, the equivalent convective heat transfer coefficient increases as the heating power increases.
维持过剩空气系数在最优值附近,能够有效提高常压加热炉的热效率。
It can improve thermal efficiency effectively by keeping excess air coefficient at optimal value.
此方法用一个小型加热器局部加热试件表面,根据注入的热流及表面局部温升便可求得试件的导热系数。
The mathematical model and numerical results are also included. According to this method, a small heater is used to heat the sample surface.
分析了影响管式加热炉热效率的因素,主要包括过剩空气系数、不完全燃烧、排烟温度等。
Influencing factors on heat efficiency of tubular heaters are analyzed, which mainly include excess air factor, imperfect combustion and exhaust temperature.
通过对红外热源与预浸带能量传输过程的分析,提出了红外加热过程中各传递系数的计算方法和公式。
By analyzing the power transfer between the infrared heat source and the prepreg, the paper proposes calculation methods and equations about the transfer coefficients in the infrared heating process.
结果表明,通入空气使沸腾传热系数有所提高,并且加热表面温度有所降低。
It was found from the experimental results that air introduction can significantly enhance the boiling heat transfer and make the temperature of heated surface lower.
平均每个参与者都将能耗和节能低估了2.8个系数(2.8倍?我不太确定),这主要是因为他们低估了一些大的家电如,加热器、衣物烘干机的能耗。
On average, participants underestimated both energy use and energy savings by a factor of 2.8-mostly because they undervalued the requirements of large machines like heaters and clothes dryers.
本文介绍一种加热装置的制作,该装置可代替热敏电阻温度系数测量实验中的加热油槽或水槽。
This paper presents the making of a heating device, which can be used to replace the heating of oil sink or water sink in the experiment of measuring heat-sensitive resistance temperature coefficient.
开展了旋转盘腔内换热的实验研究,得到了不同转速下左右盘面的换热系数,并研究了流量和加热量对盘腔内换热的影响。
The heat transfer coefficient on the left and right disks at different rotate speed were gained in the heat transfer experiment in rotating cavity.
对多喷嘴引射混合式加热器的加热性能进行了试验研究,分析了工作流体压力和引射孔结构对引射混合式加热器的出口温度、引射系数以及加热效率的影响。
The influence of the working fluid pressure and the structure of ejecting nozzle on the outlet temperature, ejecting coefficient and heating efficiency of the ejecting-mixing heater were analyzed.
物料加热表面受到对流冷却,并讨论了物料的吸收系数,折射率,导热系数,换热系数,物料表面辐射特性对温度场的影响。
The effects of absorption coefficient, refractive index, heat conductivity, convective heat-transfer coefficient and radiative properties of the surf ace on the temperature field are discussed too.
解该矩阵方程可得到符合平衡关系的各级回热加热器抽汽系数,并在此基础上求得各级加热器的效率,从而简化了运用分析方法求解抽汽系数的过程。
Then the steam extraction coefficients can be got by solving the equation, furthermore the exergy efficiency of the heaters. So the calculation procedure can be simplified.
论述了应用基于移动加热板的颗粒热传递模型计算大型旋转管排式干燥机传热系数的方法。
With the modified particle heat transfer model, the heat and mass transfer model of the indirect dryer is set up.
过剩空气系数、排烟温度、燃料用量是影响加热炉热效率的三个主要因素。
The excessive air coefficient, flue gas emission temperature and fuel consumption are three major factors affecting the heat efficiency of the furnace.
大米淀粉糊为假塑性流体,经微波加热的淀粉糊的粘度系数较大,而流变指数较小,表明微波加热的淀粉糊的粘稠性和柔软性较大。
Rice starch paste is pseudoplastic. The consistency coefficient of starch paste prepared by microwave is higher, but flow behavior index was lower, which shows its stickiness and softness are higher.
影响加热炉运行效率的主要参数有空气过剩系数、加热炉负荷率、排烟温度等。
The factors influencing the efficiency of the heat stove are the surplus coefficient of the air, negative stress of heat stove, temperature of the discharged smoke.
因此在考虑加热炉安全运行的前提下,降低排烟温度以及控制过剩空气系数是比较有效的节能措施。
On the premise of security operation, to decrease the exhaust gas temperature and to control surplus air are both effective measures of energy-saving.
结果表明:原油的导热系数与加热半径均与粘度呈对数关系,即随粘度的增加而减小;
The results showed that thermal conductivity and oil viscosity are logistic, heating radius and oil viscosity are logistic too, in other words, they decreased when oil viscosity increased.
结果表明:原油的导热系数与加热半径均与粘度呈对数关系,即随粘度的增加而减小;
The results showed that thermal conductivity and oil viscosity are logistic, heating radius and oil viscosity are logistic too, in other words, they decreased when oil viscosity increased.
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