1) jet in the dense phase
密相区射流
2) Dense phase zone
密相区
1.
The measurement along a circulating fluidized bed boiler height of the gas conc e ntration and the combustion fraction distribution has demonstrated that the majo r difference between a bubbling fluidized bed and a circulating fluidized one co nsists in their radically different combustion behavior in a dense phase zone.
循环床锅炉沿床高的烟气浓度及燃烧份额分布测试结果证明 ,鼓泡流化床和循环流化床的重要差异表现为密相区燃烧行为的根本不同 ,由于床料平均粒径较低 ,循环床密相区的流动不同于鼓泡床 ,导致气固两相之间的传质阻力增加 ,从而影响燃烧反应 ,密相区的燃烧行为表现为欠氧。
2.
A mathematical model of widely distributed particles gas-solid flow in the dense phase zone of fluidized bed(FB),based on mass conservation equation,momentum conservation equations,and turbulence model and kinetic model of granular flow,was presented.
研究得出床层由静止启动到平稳运行过程大约需要6s;不同粒径颗粒在密相区出现分层,小于0。
3) dense phase
密相区
1.
From the results of the investigation on voidages on the spouted bed it is foundthat the flow regime in the spouted bed can be divided into four different zones: spout zone, annular zone, dense phase zone and wall-ef.
结果表明，床内流动状态可分为喷动区、密相区、环形区和壁效应区４个区域。
2.
The model of combustion fraction for dense phase in circulating fluidized bed combustor has been built up, based on thermal balance, gas analysis and total gas amount.
建立了基于热平衡法、烟气分析法和烟气量法的循环流化床锅炉燃烧室密相区燃烧份额计算数学模型 ,并分析比较了各种模型的特点。
3.
n in-depth analysis of dense phase heat balance based on circulation ratios,heat absorption in dense phase,combustion proportion,exit temperature and separation efficiencyhas been carried out with close consideration of the features of the wide screening of coalused in Chinese CFB boilers.
根据我国循环流化床锅炉燃煤宽筛分的特点，从循环倍率和密相区吸热量、燃烧分额、出口温度及分离效率等关系深入分析了密相区热量平衡，对中温下排气分离器内三维速度场进行分析研究，并以４１０ｔ／ｈ循环流化床锅炉方案设计为例，提出了宽筛分，中、低循环倍率，中温下排气分离器，п型布置的循环流化床的构思。
4) dense zone
密相区
1.
The mixing of fuel particles,especially in the dense zone of CFB,has a great effect on combustion.
循环流化床 ( CFB)床内燃料颗粒的扩散、混和 ,特别是复杂的密相区内的混和特性在很大程度上影响了燃烧状况 。
5) efflux density
射流密度
6) compact system
密集射流
补充资料：齿白齐密相
【齿白齐密相】
谓四十齿皆白净齐密，根复深固也。
谓四十齿皆白净齐密，根复深固也。
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