Flow boiling heat transfer characteristics in horizontal smooth tubes and internal grooved tubes of R22 are experimentally investigated.
本文对氟利昂22在水平光滑管和内螺纹管内的流动沸腾换热特性进行了实验研究。
Two phase flow forced convection boiling heat transfer on helical coiled tubes has been systematically studied.
对螺旋管中两相强制对流沸腾传热特性进行了试验研究。
The performance and hysteresis of boiling heat transfer of T-tube with different opening, low fin tube, and two kind of plain tubes have been studied experimentally.
本文报道了几种不同平均开口度的T管、低肋管和光管的沸腾传热性能及沸腾滞后现象。
The present paper reports pool boiling experiments of the mechanically made porous surface tubes with ribbed tunnels (JK-2 tube).
本文报道了肋形隧道机械加工表面多孔管(JK—2管)单管管外池沸腾实验。
The mechanisms for JK-1 tubes and JK-2 tubes to enhance spray falling film boiling has been analyzed and the simple correlations based on the experimental data was established.
对JK - 1管和JK - 2管的降膜沸腾强化传热机理作了定性分析,并根据实验数据建立了简单的经验关联式。
The experimental study on the performance of nucleate boiling of R22 outside the surface enhanced evaporation tubes was conducted by use of four two-sides enhanced tubes with different geometries.
介绍了表面增强型蒸发强化管,并对氟利昂制冷工质R22在该管外的沸腾换热进行了实验研究。
Porous surface tubes exhibited excellent performance in enhancing boiling heat transfer, with the deionized water, ethanol and xylene as the working fluids.
在去离子水、乙醇、二甲苯三种介质中的沸腾传热测试表明表面多孔管具有优良的强化沸腾传热性能。
Objective To compare the sterile effects of disinfecting endotracheal tubes by soaking with 3% hydrogen peroxide solution, 2% glutaral, borax phenol and formaldehyde solution and by boiling.
目的比较3%双氧水、2%戊二醛、硼砂酚醛浸泡和煮沸消毒方法对气管内套管的消毒效果。
Internal heated boiling dryer is the key equipment in the production of the polyvinyl chloride, and the heat transfer tubes are the key part in this equipment.
内热式沸腾干燥器是聚氯乙烯生产中关键核心设备,换热管组是该设备上主要部件。
An experimental investigation was done on the characteristics of Refrigerant12flow boiling heat transfer inside the internally spiral-finned tubes (the ISF tubes).
本文以R _(12)为工质,对内螺纹管内r _(12)的沸腾传热特性进行了研究。
For the horizontal tubes bundle an enhanced action on the pool boiling heat transfer exists. Heat transfer coefficient of the tube bundle is higher than that of a single tube.
管束对池沸腾换热有增强效应,水平管束的沸腾换热系数明显高于单管的沸腾换热系数。
Methods and formulations for calculating local flow boiling heat transfer coefficients of pure refrigerants inside horizontal tubes are compared and analyzed in this paper.
对纯质水平管内局部沸腾换热系数的计算方法及计算公式进行了分析比较,筛选出了与实验数据吻合较好的计算公式。
The new correlation can provide satisfied predictions to the pressure drop characteristics of R410A-oil mixture flow boiling inside enhanced tubes.
新关联式能够很好的预测R410A-油混合物在强化管内流动沸腾的压降特性。
For the horizontal tubes bundle an enhanced action on the pool boiling heat transfer exists. Heat transfer coefficient of the tube bundle is...
管束对池沸腾换热有增强效应,水平管束的沸腾换热系数明显高于单管的沸腾换热系数。
If this coloration is absent, loosen the screw caps and place the tubes in a boiling water bath for 10 minutes to drive off the dissolved O2 from the medium.
如果这种颜色变化并不存在,松开管子上的螺旋盖子,同时放在沸水浴中十分钟去驱赶溶在培养基中的氧气。
If this coloration is absent, loosen the screw caps and place the tubes in a boiling water bath for 10 minutes to drive off the dissolved O2 from the medium.
如果这种颜色变化并不存在,松开管子上的螺旋盖子,同时放在沸水浴中十分钟去驱赶溶在培养基中的氧气。
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