Investigation on heat transfer between gas and rubber particles in fixed bed and vibrated fluidized bed 固定床及流化床中橡胶颗粒气固传热的研究
Getting rid of maltodextrin from ultra - high content maltose syrup through fixed bed chromatographic separation process 固定床色谱分离超高麦芽糖浆中的糊精
Wastewater treatment plants - principles for the design of structures and technical equipment - part 8 : specific principles for the equipment for sewage treatment in granular media filter and granular fixed bed filter 污水处理厂.结构和技术设备设计原则.第8部分:粒状介
The exponent was applied in research of the identification and the diagnosis . 2 . pressure fluctuation signals of fixed bed , bubbling bed and turbulent bed were analyzed with r / s method 提出了将分形技术应用于气固流化床流型的分析和辨识的新方法,并构造了相应的特征量即压力波动信号的hurst指数值。
I hope this design can replace the integral system of dry fixed bed dehumidification & evaporation compressor refrigeration in our present project secondly , most research work has done for the controlling system 其次,着重对在恶劣工作环境下,除湿制冷系统的控制系统进行设计,工程中选用了以可编程控制器为核心的控制系统。
An ambient - temperature iodomethane sorbent was developed . adsorption kinetic equation for the sorbent via was obtained via experiment in fixed bed reactor , with good fittings between calculated and experimental values 摘要制备了一种常温脱碘剂,在固定床反应器中研究了该脱碘剂与碘甲烷气体的床层反应动力学,并在此基础上推导出了床层动力学方程。研究结果发现,实验值与计算值十分吻合,可用于实际计算。
Based on the riverbed evolution analyses of the downstream reach of oujiang estuary and physical model test of eight types of regulation projects , an estimation method for nondeposit velocity satisfying channel depth is presented under fixed bed model test condition 摘要通过对瓯江口外段河床演变分析,以及8种航道治理工程的物理模型试验,提出了在定床试验条件下满足航道水深所需的不淤流速的估算方法。
Presents the research status of condensation dehumidification devices , fixed bed dehumidifiers , desiccant wheel dehumidifiers , heat pump dehumidifiers and electrochemical dehumidification , liquid desiccant dehumidifiers , membrane - based dehumidifiers and hvac dehumidification systems 摘要介绍了冷凝除湿设备、固定床除湿器、转轮除湿器、热泵和电化学除湿器、液体除湿设备、膜除湿器、 hvac除湿系统的研究进展。
This paper has studied the drying dynamics experimental law of vegetable seed respectively in a fixed bed and a spiral vibrofluidized bed model dryer and simultaneously analysed seed physiology variation characteristics , and thereupon expounded the mechanism of vegetable seed heat and mass transfer enforcement , developed a spiral promotion vibrofluidized bed dryer for vegetable seed dehydration with high efficiency and good quality , energy saving 综合工程热物理和种子生理的研究方法,选用白菜与菜豆种子在固定床与振动流化床中进行了干燥动力学实验研究以及种子生理的同步测试,阐明了蔬菜种子干燥的强化传热传质机理,并在此基础上研制了辐射-对流-导热-振动综合传热的优质、高效、节能的螺旋提升振动流化床蔬菜种子干燥机。
Complexity parameter c2 , fluctuation complexity parameter cf and algorithm complexity parameter c ( n ) have been adopted to analysis pressure fluctuation signals from a gas - solid fluidized bed , the variation of the three complexity parameters with gas velocity from fixed bed , bubbling fluidization to turbulence fluidization are studied , then compared in order to characterize regime behaviors . it is demonstrated that there exists a phenomenon named " recorded " in the regime transition from fixed bed to bubbling fluidization , the three complex parameters are believed to be a new technique for flow regime identification 结果表明,起始流化至鼓泡态转变的过程中,复杂性参数表明气固体系会进行一种所谓的“重构”现象,这与用k熵表征起始流化态至鼓泡态之间变化时所得到的结果相一致,并能明确地指示固定床、鼓泡流化及湍动流化等不同流态之间的转变过程,为流型识别提供了新思路。