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- Keywords bubble column;bubble size distribution;local gas holdup;gas velocity; 鼓泡塔;气泡尺寸分布;局部气含率;通气速率;
- The Measurement of Local Gas Holdup under High Superficial Velocity in Bubble Column 高气速下鼓泡塔中气含率分布的测定
- Keywords local gas holdup distribution;gas-liquid dispersion;hot sparged reactors;boiling reactors;conductivity probe; 局部气含率分布;气-液分散;热通气反应器;沸腾反应器;电导探针;
- Keywords pressure fluctuation signals;local intermittency measurement（LIM）;multi-resolution analysis;local gas holdup; 压强脉动信号;局部间歇性分析;多分辨分析;局部气含率;
- local gas holdup 局部气含率
- The average and local of gas holdup, volume ratio of large bubble and small bubble is very important to the design and operation of BCR. 平均和局部气含率以及大、小气泡的比率对鼓泡床反应器的设计和运行是很重要的。
- The attenuation rate of the RF is fast when the gas holdup is small. 这一结论已经被本文实验测量结果所验证。
- Gas holdup and liquid circulation velocity are the mostly important hy drodynamic characters and state parameters of internal-loop airlift reactor. 气含率和液体循环速率是气升式内环流反应器的主要流体力学特征,也是反应器运行过程中的重要状态参数。
- Experimental equitions on the relation between the gas holdup of an individul channel and gas... 对实验数据进行回归处理得到了各区气含率与两上升区气速的经验关系式。
- Gas holdup and liquid circulation in an internal airlift loop reactor were investigated. 研究了气升式内循环反应器内的气含率与液体循环。
- It is demonstrated that the use of the perforated plate affords a high level of gas holdup,especially at higher superficial gas v... 结果表明,多孔板分布器加入后淤浆床内的气含率较高,这种差异在较大表观气速下尤为明显,同时床内的流动变得均匀。
- The correlation formula of gas holdup was obtained when the holes area ratio of draft tube was 16.4% and the hydrofoil impeller was upward. 并得到在开孔率为16.;4%25条件下，翼型轴流桨上提操作时的气含率关联式。
- It is important that the dependence of the burning rate on both the local reactant character and the local gas dynamic environment be adequately represented. 恰当地表示燃烧速率随局部反应物特性和局部气动力环境的变化关系是很重要的。
- The effect of recycle gas amount in the reactor on the gas holdup and liquid velocity distribution in the reactor was studied. 结果表明,循环气量对反应器内气含率和环流液速分布的总体趋势影响不大,但对局部气含率和环流液速的大小有较大影响。
- The effects of superficial gas velocity, catalyst loading and liquid properties on gas holdup were investigated in a slurry reactor. 在淤浆床反应器中,考察了表观气速、催化剂固含率、液体种类对气含率的影响。
- It is stressed that the local gas accumulation is in the combination area of paleokarst,fault and... 指出岩溶、断裂与有利构造部位三者的组合,是天然气局部富集的主要场所。
- The gas holdup in the air-water system was slightly higher than in the air-paraffin system and it increased with superficial gas velocity. 结果表明:气含率随着表观气速的增加而增加。在空气-水体系中的气含率略大于空气-医用液体石蜡油-催化剂体系的气含率。
- Argon bubbles distribute unevenly and the gas holdup of liquid steel in the upper region is far higher than that of the lower region. 氩气的分布不均匀;上回流区钢液的含气率大大高于下回流区.
- The local gas accumulation in Permian reservoir is in the combination area of paleokarst, fault and favourable parts of structure. 二叠系气藏天然气局部富集与岩溶、断裂及有利构造部位三者的组合密切相关。
- The type of motionless mixer can influence the gas holdup, dispersed phase holdup and mass transfer coefficient on some extent. 对于气体搅拌的萃取过程,静态混合器的型式和规格对传质性能和流体力学性能的影响很大。
