以灰熔聚流化床粉煤气化工艺为背景,概括了射流床内床层动力学、射流特性以及密相中的气泡性质的研究进展。
In terms of ash agglomerating fluidized bed fine coal gasification process, the fluid dynamics, jet behavior and bubble property are reviewed in this paper.
循环流化床锅炉炉内的燃烧及传热与炉内床料的状态密切相关,而炉内床料主要是由燃煤含有的矿物组分经过燃烧、爆裂和磨耗过程形成的。
The combustion and heat transfer in CFB boiler are related with the bed material, while the bed material is formed during the coal combustion, fragment and attrition processes.
眼下开发地热能必须依靠地表下两英里内的热水或者蒸汽床。
For now, geothermal energy depends on hot water and steam deposits lying within two miles or so of the Earth's surface.
大篷车开始是以爱情机器而闻名的,全用了压褶的天鹅绒内饰,后面有旋转的床和法式电话。
Built for a movie of the same name, the Super Van was previously known as the Love Machine, complete with crushed velvet upholstery, a rotating bed and a French-style telephone in the back.
店家告诉我们,店内大多数床的定制加大版都要两星期后才能取货。
We were told it would be a couple of weeks before we could get most of the beds in the store special-ordered in California king size.
过去的我每天早上6点起床,3分钟内冲洗完毕,囫囵吞下一些谷物便匆匆赶去上班。
I used to get up at 6:00 in the morning, take a 3 minute shower, wolf down some cereal, and hit the road to get to work on time.
将DEM方法与颗粒碰撞传热模型结合,在颗粒层次上对密相流化床内的传热过程进行了较为系统的数值研究。
Combining with particle impact heat transfer model, DEM method is also used to systematically simulate the heat transfer process in fluidized bed at the level of particle.
为了防止测压管嘴被微细颗粒堵塞,在管嘴处以低流速向床内注入气体。
To prevent clogging of the pressure tap by fine solids gas is bled into the bed at low velocity at the taps .
布莱恩:是的,如果他们让我在草地上摆放我的床,并让我在会所内穿睡衣的话。
Brian: It would be if only they would let me put my bed on the green and let me wear my dressing gown around the club.
如今三个月过去了,他已熟练掌握了许多技能,如:35秒内洗完澡,狼吞虎咽地用餐,床被整理得有棱有角。
Now, three months later, he has perfected the art of taking a bath in 35 seconds, finishing a meal without looking at his food, and making his bed with precision.
应用离散单元方法对流化床内煤粒的运动进行了模拟。
The motions of coal particles was simulated with the Discrete Element Method in the bulling fluidized bed.
结果表明,DEM方法能很好地模拟鼓泡床内的流动特性。
The results show that the DEM method can better simulate the flow characteristics in the bubbling fluidized bed.
通过干化污泥在流化床焚烧炉内的运行试验,了解和掌握流化床炉焚烧污泥的运行和污染排放特性。
Through the incineration experiment of dried sludge in fluidized bed incinerator, the operation experience and pollutant emission characteristics of sludge fluidized bed incineration were grasped.
这为进一步分析吸附床内的动态特性,优化系统设计提供了依据。
It offers the evidence for further analysis of dynamic characteristic in adsorption bed and the optimizing system design.
当气床充完气后,把泵返回气床内,停止充气。
When the airbed fully inflated, return the pump to the housing of airbed to stop the inflation.
建立了固定床内超电位沿床层厚度方向的一维分布方程。
One dimensional overpotential distribution equation along the direction of the bed thickness is formulated.
在所研究的范围内,流体粘度、流速和床层高度的增大都会引起轴向混合系数的增大;
The increase of liquid viscosity, flow velocity and sedimented bed heights resulted in the increase of axial mixing coefficient.
在双喷嘴矩形喷动床内,以空气为喷动气体,研究了最大喷动压降与操作压降的变化规律和影响因素。
The maximum pressure drop and the operational pressure drop were investigated in a rectangular spouted bed with double nozzles by using air as spouting fluid.
试验表明内旋流流化床内的埋管传热特性更有利于控制燃烧和传热。
The heat transfer experimental characteristics of immersed pipe is very useful to control combustion and heat transfer.
所采用的U型管式反应器基本实现床层内等温操作,用于筛选新型颗粒催化剂有较强的可比性。
The U tubular reactor employed in this reaction practically achieves isothermal operation inside the bed, and presents good comparable results in screening new catalyst.
在固定床内随着温度的提高,反应速率增大,并能达到较高的转化率。
In the fixed bed reactor the rate increases with the temperature and the high conversion rate is achieved.
本文通过采用实验和数值模拟的方法,研究了喷动流化床内气体混合特性以及床内气固两相的流动特性。
The dissertation studies the characteristics of gas mixing and the gas-solid two phases flow in spouted-fluidization bed with experiment and numerical simulation methods.
在固定床内随着温度的提高,反应速率增大,并能达到较高的转化率。
It is found that the rate increases with the rise of temperature and high conversion rate can be achieved.
在循环流化床内的传热研究方面,大多数研究者从事的是床层与换热表面之间的传热研究,而忽略了床中重要的气固两相间的传热。
In the study of heat transfer in CFB, most researchers focus on the heat transfer between the bed and the wall, few people attach importance to the gas-solid interfacial heat transfer.
探讨了粉状铬铁矿在流化床内的流化性质、还原过程和加煤条件。
Investigates experimentally the fluidization and reduction processes and coal - adding conditions of powdered chromite ores in a fluidized bed.
以太阳能为驱动热源,分析了吸附床内温度在某时刻的静态分布以及温度、压力和脱附速率随时间的动态变化。
Taking solar energy as a drive thermal resource, the static temperature distribution at some time, the dynamic state change of temperature, pressure and desorption speed with time was analyzed.
本文介绍一种用流态化技术与喷雾干燥相结合的方法将苯甲酸钠溶液在流化床内完成蒸发、干燥与造粒。
In this paper a fluidization technique and a spray drying method were presented that may combine evaporation, drying, and granulation of sodium benzoate solution in a fluidized bed all at once.
实验结果表明,流化床中内加振动对流化床的流化状态有显著的改善作用,内加振动能在流化床中传播,改善了高床层流化床的流化状态。
The results show that interior vibration can improve the fluidization behavior of the fluidized bed with a high bed hold-up significantly due to the vibration wave propagation.
实验结果表明,流化床中内加振动对流化床的流化状态有显著的改善作用,内加振动能在流化床中传播,改善了高床层流化床的流化状态。
The results show that interior vibration can improve the fluidization behavior of the fluidized bed with a high bed hold-up significantly due to the vibration wave propagation.
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