1) pulsofluidized
脉动流化
1.
The analysis of experiment for corn drying on the pulsofluidized bed dryer;
脉动流化床干燥玉米的试验分析
2) pulsating fluidized bed
脉动流化床
1.
Based on an overview of the pulsating combustion on heat transfer characteristics and the concept of pulsating fluidized bed,the heat transfer characteristics of a pulsating fluidized bed were investigated experimentally and the heat transfer coefficients under different superficial gas velocities,initial bed material heights and acoustic properties were obtained and analyzed.
在讨论脉动燃烧对传热特性影响的基础上,基于脉动流化燃烧概念,试验研究了脉动流化床中的传热特性,得到不同空截面风速、静止床层高度和声波扰动下的传热系数,并与同一运行参数条件下非脉动流化床及纯气流脉动燃烧器中的传热特性进行对比。
3) fluidized bed drying of pulsating airflow
气流脉动流化干燥
1.
Comparing with the conventional fluidized bed, a drying method of energysaving is provided for the slowdown drying process of granular material, using the fluidized bed drying of pulsating airflow.
气流脉动流化干燥是指按一定规律变化流化气速的干燥技术。
4) pulsating flow
脉动流动
1.
The mechanism and the study method of heat transfer enhancement by pulsating flow are introduced.
介绍了脉动流动强化传热的机理、方法,分析了脉动频率、脉动振幅、雷诺数、管径、脉动型式、流体物理性质对传热特性的影响,概括了脉动流动强化传热的国内外研究现状,并提出了进一步研究的建议。
2.
The turbulent pulsating flow and heat transfer in an internally longitudinal protuberant finned tube was numerically investigated by solving unsteady three-dimensional elliptical Navier-Stokes equations.
分析了带突起内翅片管通道在进口流速呈正弦波脉动流时其横截面二次涡流在1个脉动周期内的变化规律;得到了内翅片管平均Nu数及阻力系数f在一个脉动流动周期内的变化规律;同时进一步计算分析了不同脉动流脉动频率对内翅片管传热性能及阻力性能的影响。
3.
A fully developed convective heat transfer inside a two-dimensional periodically wavy channel is investigated numerically with pulsating flows under a constant wall temperature.
采用曲线坐标系下压力与速度耦合的SIMPLER算法,数值研究了波纹通道内脉动流动与换热情况,流动Re数的范围为5~500,Pr数为0。
5) surging flow
脉动气流;脉动流
6) Quantified blood volume pulsation
血流脉动波形量化
补充资料：流化床煤气化
分子式：
CAS号：
性质：煤在流化床中进行气化的方法。采用细粒度煤(小于10mm)为原料，吹入气化炉内的气化剂为富氧空气和水蒸气，气流速度高到使炉内煤粒悬浮，处于流化状态，进行煤与气化剂的反应而制得煤气。解决了固定床气化需要块煤的限制。缺点是碳转化率较低，热效率不高，该法适用于气化活性较高的煤种，如褐煤。
CAS号：
性质：煤在流化床中进行气化的方法。采用细粒度煤(小于10mm)为原料，吹入气化炉内的气化剂为富氧空气和水蒸气，气流速度高到使炉内煤粒悬浮，处于流化状态，进行煤与气化剂的反应而制得煤气。解决了固定床气化需要块煤的限制。缺点是碳转化率较低，热效率不高，该法适用于气化活性较高的煤种，如褐煤。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条