传热介质

传热介质流速≥0.04m/s，进出口温差保持在1～2℃，可获较高的产率和质量。

If flow rate of heat transfer medium is ≥ 0.04 m / s , temperature difference at the passage is kept at 1 % ~ 2 % , a higher yield and good quality of the product can be achieved .

论加热系统传热介质的选择

On the Selection of Heat Transfer Medium in Heating System

导热油是一种优良的中间传热介质

Conduct heat oil is one excellent intermidiate heat transfer medium

电热油炉是一种电升温的有机载体加热设备，采用导热油作为传热介质。

Electrothermal oil-furnace heats up organic carrier with electricity .

提出了在温焓图上分析带有中间传热介质的热回收系统的方法。

A new method using T-H diagram is introduced to analyze the energy recovery system with intermediate medium .

以水为传热介质，采用组合桨，测定了装有双层蛇管的搅拌釜的传热系数。

The heat transfer coefficients of stirred vessel equipped with double coils were measured with water as heat transfer medium , using composite impellers .

采用软水为传热介质间接测温方法检测气化层温度已在现场试验成功。

An indirect measurement of using Soft water as a heat transfer medium to detect the temperature of gasfication layer has been successfully tested in the field .

已有研究表明，在宏观条件下，选用粘弹性流体作为换热器的传热介质具有显著的传热强化效果。

Studies have shown that , in macro conditions , as a heat transfer medium of heat exchanger , the viscoelastic fluid has significant heat transfer enhancement effect .

并提出树脂软化点低于95℃时，可用蒸馏水或纯净水代替甘油作为传热介质。

Experiments show that novolac resin with softening point less than 95 ℃ can be determined in the bath of pure water or distilled water instead of glycerin .

用全玻璃太阳能真空管集热模块加热传热介质，利用传热介质蓄含的热能驱动低温热机进行发电；

We use the vacuum tubes to heat the thermodynamic medium , then the energy of the heated thermodynamic medium will drive the low temperature thermodynamic machine to generate electricity .

机动车冷却液用于水冷式发动机的冷却系统，是发动机冷却系统的传热介质，具有冷却、防腐、防垢、防冻的作用。

The cooling liquid is used for the cooling system of water-cooling engine and heat-transferring medium in cooling system of engine and has cooling , preservative , antiscale and anti-icing functions .

煎炸是食品加工常用的手段之一，煎炸油在作为传热介质的同时赋予食品特殊的质构和风味。

Frying is one of the means commonly used in food processing . Frying oil was the heat transfer media , at the same time it gave the food a special texture and flavor .

以夏热冬暖地区富水土壤砂质土为传热介质，进行了水渗流对其传热特性影响的实验模拟研究。

Taking the aqueous sandy soil in hot summer and warm winter area as a heat transfer medium , studies the influence of seepage on heat transfer characteristics of the soil by a simulating experiment .

该模型考虑了井身结构、油管柱结构、焦耳-汤姆逊系数、环空传热介质及地层热物理性质沿井深的变化。

The model allows for the Joule-Thomson effect , the structure of the well , the structure of oil string , different heat transfer medium in annular and changes of the heat physical properties of the formation with the depth .

随着传热介质流体流速的增大，新型微通道高效强化传热换热器相对于普通微通道换热器的强化效果越来越明显，因此增加传热介质流体流速可以提高其传热强化效果。

With the increase of the velocity of the heat transfer medium fluid , the heat transfer enhancement of the newly developed micro channel heat exchanger with highly effective heat enhancement function is more and more obvious , compared with the ordinary micro channel heat exchanger .

为综合利用混凝土与熔融硝酸盐各自优点，研究组拟选用混凝土作为主要储热材料，预留换热通道，以熔融硝酸盐作为传热介质来设计新型的储热系统。

Comprehensive utilization of the advantages of concrete and molten nitrate , we designed a new thermal storage system , in which concrete severed as main heat storage material to construct the storage unit with a heat transfer path , and molten nitrate served as transfer medium .

用非稳态法研究有限空间的自然对流传热饱和含混多孔介质自然对流传热传质的电化学方法实验研究

Application of Transient Technique to the Investigation Free-Convection Heat Transfer in Enclosed Spaces THE ELECTROCHEMICAL EXPERIMENTAL STUDY FOR NATURAL CONVECTIVE HEAT AND MASS TRANSFER IN FLUIDED SATURATED POROUS MEDIA

由于污垢的存在，使得换热设备的传热能力下降，介质流动阻力增大，从而造成了一系列的经济损失，因此，换热设备的结垢问题受到了各国研究者的广泛关注。

Because of fouling existing , the heat transmission performance of heat exchangers declines and the flowing resistance of fluid increases , which both lead to a series of economic loss finally .

工程里出现许多问题中，传热是和传导介质中的相变一起发生的，或由于通过介质传播的某些化学反应产生组份的变化。

Many problems arise in engineering in which heat transfer is accompanied by a change of phase in the conducting medium or the composition changes because of some chemical reaction which is propagated through the medium .

列管式固定床反应器在石油化工工业中应用广泛，反应器的操作性能与其传热方式、反应介质流体流动以及其内部温度分布密切相关。

Tubular fixed-bed reactor is widely used in the petrochemical industry , the performance of tubular fixed-bed reactor is closely related with the heat transfer mode , fluid flow of reaction medium and the distribution of heat in the reactor .

文中以试验事实证实了我们研制的复合介质的传热效率大于水介质的传热效率，这是目前国内节能方面具有广阔前景的一种新型介质。

The test results indicate the heat transmission efficiency of compound chemical medium greatly surpasses that of water medium , and it is a kind of new medium which can greatly save energy and is of great prosperous future in the nation .

提高太阳能热发电效率的关键之一是选择可靠的高温传热蓄热材料，硝酸融盐依靠其多方面的优点，成为目前应用较多，较为成熟的传热蓄热介质。

One of the key of improving the efficiency of solar thermal power generation is to choose the reliable high-temperature heat storage materials . As reliable heat transfer medium , molten nitrate salts have been widely used in various applications .