机械搅拌
- Mechanical stirring;mechanical agitation
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在丁苯胶乳中直接添加用量为6&8%的醇类防冻剂,于常温下经机械搅拌(转速52r/min,时间45min),即可制得防冻丁苯胶乳。
A freeze resistant SBR latex was prepared by adding 6-8 % alcoholic freeze resistant agent into the general purpose SBR latex , with mechanical agitation ( 52 r / min , 45 min ) at atmospheric temperature .
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我国选煤用机械搅拌式浮选机的新进展
New Progress in Mechanical Agitation Coal Flotation Machine in China
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机械搅拌对高硅铝合金初生Si形态的影响
Effect of Mechanical Stirring on Primary Silicon Crystals in High-silicon Aluminum Alloy
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机械搅拌法和超声搅拌法加入的Ca(OH)2由于高分散性,表现出比机械混合更好的固硫效果,其中超声的作用尤其明显。
The impregnation with stirring and ultrasonic treatment had much better sulfur retention effect than mechanical mixing for the high dispersion .
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对机械搅拌添加硅颗粒制备的铝硅合金的耐磨性能进行了研究,结果表明:机械搅拌添加Si颗粒法制备的高硅铝合金的耐磨性得到改善。
The experimental results showed that high-silicon aluminum alloy prepared by mechanical stirring added Si particles to improve wear resistance .
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CFD用于机械搅拌生化反应器液固两相混合的研究
Application of CFD Technology to the Research of Liquid-Solid Mixing in the Mechanical-Stirred Biochemical Reactor
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机械搅拌对Al及Al-Cu合金铸锭组织和宏观偏析的影响
Effect of Mechanical Stirring on the Structure and Macrosegregation of Al and Al-Cu Alloys
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机械搅拌对过共晶Al-Si合金半固态组织的影响
The Influence of Mechanical Stirring on Semi - solid Microstructures of Hypereutectic Al-Si Alloy
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最后讨论了今后KR机械搅拌脱硫装置的设计问题。
Finally , the design problems about KR desulphurization unit are discussed .
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研究了碳酸锂碳化反应动力学,利用气-液-固三相机械搅拌反应器,通过监测反应过程中CO2气体的压力变化与消耗情况,计算出反应速率,简化了分析步骤。
The kinetics of the carbonization reaction of lithium carbonate was studied . A gas-liquid-solid three-phase mechanical agitated reactor was used as the reactor .
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机械搅拌UASB反应器处理高浓度有机废水的研究
Study on the High COD Concentration Organic Wastewater treatment by the Machinery Stirring UASB Reactor
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通过改变摇瓶中液体容积和用机械搅拌、空气流量来调节供氧量,探讨了VC二步发酵中最适的供氧量,并用亚硫酸钠氧化法测定所用设备的供氧能力。
The optimal oxygen supply during fermentation for two-step technology of vitamin C was investigated . The oxygen-supplying ability of the apparatus was measured with sulfite test .
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当引发剂含量为1%,羟基含量为27%,中和度为100%,A、B组分采用机械搅拌混合时所得的涂膜综合性能最好。
It is found that the coating film will provide the best all round performance when the amount of initiator is 1 % , hydroxyl content 2.7 % , carboxyl group is fully neutralized , and mechanical mixing approach is used .
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研究了分散条件(分散剂的种类、超声振荡和机械搅拌、纳米Al2O3分散态)、反应液浓度、沉淀剂的加入方式对包裹效果的影响。
The effects of the disperse condition ( dispersant type , ultrasonic vibration and mechanical stirring , the Nano-Al2O3 powder dispersion status ), reagent concentration , mixed style of the precipitator and the reagent were studied .
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本文以实验为根据,论述了机械搅拌UASB反应器处理高浓度有机废水的成功启动过程。
The paper based on experiments , describes , the start-up process of the machinery stirring UASB reactor handling the high COD concentration organic wastewater .
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研究了双筒式机械搅拌装置制备Al-Pb轴瓦材料的搅拌工艺。
Stirring technique of the double-barrel mechanical stirring device for preparing Al-Pb immiscible alloys has been studied .
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通过机械搅拌、冷压成型烧结方法,制备了纳米碳酸钙填充改性聚四氟乙烯(PTFE)复合材料;并研究了复合材料的物理机械性能。
PTFE ( polytetrafluoroethylene ) composite modified by nano-meter CaCO_3 was prepared by means of mechanical mixing and cold-press sintering , and the mechanical properties of the composite were studied .
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通过对喷吹法和机械搅拌法铁水预处理工艺进行分析,确定选用KR法铁水预处理工艺。
The hot metal pretreatment of injecting and mechanical stirring are analyzed , then the " KR " hot metal pretreatment is confirmed to use .
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本文采用实体建模、CFD(计算流体动力学)前置处理器等工具建立机械搅拌通风发酵罐CFD计算模型,应用两相流的欧拉模型模拟发酵罐内流场的气、液两相流动。
The CFD ( Computational Fluid Dynamic ) model for air blow tank with machinery agitation is set up accurately by model tools , the internal gas-liquid flows field is simulation using two-phase Euler-Euler model .
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课题组在综合颗粒镁脱硫和KR法脱硫技术的基础上,提出了原位法机械搅拌脱硫的新思路。
Our team presents the new idea about desulfurization with in-situ mechanical stirring method on the basis of desulfurization by single blow grain magnesium and KR method .
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近年来,常用的制备半固态坯料的方法有:机械搅拌法、电磁搅拌法和应力诱发熔体激活法(SIMA)等。
In recent years , the classical method of producing semi-solid ingot are mechanical stirring , electro-magnetic stirring , strain-induced melt activation ( SEVIA ) and so on .
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在最佳反应条件下,完全反应时间仅15min,产率高于98%,优于传统的机械搅拌。
Under the optimal reaction condition , biodiesel yield more than 98 % was obtained within the reaction time of 15 minutes .
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通过对比采用机械搅拌法和胶乳法CaSO4晶须改性沥青的性能差异,提出胶乳法有利于发挥CaSO4晶须的改性作用。
With respect to the performance of modified bitumen , emulsion method is more suitable to CaSO_4 whiskers than mechanical mixing method .
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本文研究了机械搅拌和压缩空气搅拌对制备Cr-SiC复合镀层的影响。
The effects of mechanical stirring and air stirring on the preparation of Cr-SiC coating are very important and were studied .
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用龙岩高岭土合成4A沸石,成胶过程采用磁力搅拌代替机械搅拌,高岭土的利用率可提高20%~30%;
In the formation process of colloid for the synthesis of 4A zeolites from Longyan kaolin , the utilization rate of kaolin can be raised by 20 % ~ 30 % by use of magnetic stirring instead of mechanical stirring .
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采用自行研制的机械搅拌装置,研究了不同工艺参数对半固态Y112铝合金组织及性能的影响。
Effect of different technologic parameters on the microstructure and mechanical properties of semi-solid Y112 aluminium alloy were investigated by a self-developed mechanical stirring device .
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本文在借鉴高分子聚合物改性沥青的加工工艺基础上,提出了制备CaSO4晶须改性沥青的工艺原则。根据这一原则,确定用胶乳法和机械搅拌法加工CaSO4晶须改性沥青。
According to techniques of polymer modified bitumen , a principle of preparing technique for CaSO_4 whiskers modified bitumen is introduced on which the emulsion method and mechanical mixing method are used in this study .
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通过对纳米Ti02颗粒在水介质中的分散性研究,发现机械搅拌时间、分散剂种类及浓度、分散时间、pH值、溶液温度和电解质浓度对纳米TIO:颗粒的分散稳定性有很大的影响。
Through the study on the dispersion process of the nanoparticle TiO2 in water , the author finds out that whisk time , dispersant types , dispersant concentration , dispersing time , pH value , temperature and electrolyte concentration have significant influence on dispersing effects .
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以工程流体计算软件CFX-4.4为工具,对不同规模的机械搅拌生物反应器的混合特性进行数值模拟,研究了不同操作条件下反应器混合时间的变化规律。
By commercial CFD package CFX-4.4 , mixing characteristics of stirred bioreactor were simulated and the mixing time variation under various operation conditions was investigated .
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含羧基基团的柔软的聚合物乳胶粒子在机械搅拌作用下,与Fe3O4纳米粒子碰撞,变形,并通过物理粘附及羧基活性基团的化学吸附作用来包覆Fe3O4纳米粒子。
Emulsion of some soft polymer with carboxyl group was designed and prepared in advance , and then magnetite ( Fe_3O_4 ) nanoparticles were treated by this kind of polymer emulsion through physical adsorption and chemical absorption of carboxyl group under stirring .