1.This article describes the mixing principle of bulk molding compound, three types of agitator construction and pattern used in the double arm mixer. The 180°spiral agitator and Banbury agitator are recommend for its high dispersion and effective mixing with less damage of the glassfibre in BMC material, which are the concerns in BMC manufacture.
本文简述了BMC模塑料的混合原理,介绍了双臂捏合机的3种搅拌桨叶的结构与形式,推荐使用 180°单螺旋式和班布里(Banbury type)型式的桨叶更能适应高强度的分散、高效率的混和、最少玻纤损伤的 BMC模塑料的制备要求。
2.When the double 45° four-blade-inclined agitators are used, d/D=0.5 (d-diameter of agitator,D-diameter of vessel), h/D=0.18 (h-height between the first agitator and bottom of the vessel), s/d=1 (s-distance between the agitators), the critical agitator speed n_c is the least, and the blight between the agitators is small.
研究表明,采用双层d/D=0.5的45°四叶斜桨,下层桨离底高度为h/D=0.18,二桨的桨间距s/d=1时,体系的临界搅拌转速nc为最小,二层桨之间不良影响较小,适合固体在体系中的悬浮。
3.The results show that the power consumption of each agitator in the combined-type agitator system is identical to that of the corresponding uncombined single agitator in the laminal flow or lower transitional flow regions.
结果表明,在层流域至弱过渡流域,组合型各搅拌器的功率与组合前单个搅拌器的功率基本相同;
4.Under the different agitating velocity and agitator vertical location,the effect of agitator on the feed powder characteristics and the fluidizing stability of system was analyzed in dense phase pulverized coal pneumatic conveying,the new correlations of different parameters with average feed powder rate and bed pressure standard deviation were established,the optimal operation and geometrical parameters were provided with 90 r/min agitating velocity and location of +25 mm comparative to powder outlet.
在不同搅拌转速和搅拌器垂直高度下,分析了搅拌器对浓相煤粉气力输送中给粉特性和流化稳定性的影响,建立了各参数与平均给粉速率及罐压标准偏差之间的关联式,获得了搅伴器的最佳操作参数和结构参数:搅拌转速为90 r/m in,搅拌器相对出粉口中心位置为+25 mm.
5.Through determination and calculation,the power curves (NP-Re curve) and mixing efficiency ( WV ) were obtained for each agitator in the two combinations of the combined-type double shafted dissimilar agitators ( or the combined-type agitator system ) , i.e., the toothed Plate-anchor, and the toothed plate-45 frame paddle with variable speeds, and compared with those of the toothed plate,anchor,and 45 frame paddle(single agitators), respectively.
本研究测定了齿盘(偏置)式、锚式、45°框桨式三种搅拌器和齿盘-锚式、齿盘-45°框桨式两种双轴异奖变速组合型搅拌器的功率(N~p～Re)曲线和它们在操作流域(以单桨计算,Re=63—600)内的混合效率。
6.Our leading products are: ball mill, superfine agitating mill, vacuum plaster agitator, slip agitator, pressure-glazing tank, shower-dedust glazing booth, vibration sieve, leakage tester for water-closet, blast heater, rapid dispersion machine, magnetic separator, base-wipe machine, electric diaphragm pump and the vertical casting unit for medium and top grade of one-piece water-closet and close-coupled water closet, wash basin, pedestal, low level cistern and sink.
公司主导产品有球磨机、超细搅拌磨、真空石膏搅拌机、泥釉浆搅拌机、釉浆压力罐、水浴喷釉厨、旋振筛、座便器漏水检验机、热风炉、座便器弯管施釉机、高速分散机、磁选机、擦坯机、电动隔膜泵及生产中高档卫生洁具的洗面器、分体座便、联体座便、面具柱、低水箱洗涤槽等立浇成型机。
7.Through the retrofit design of the structural support of the porking bar in the original agitator,the vibration was eliminated,the operation of the agitator was stable and efficient,and the requirements of industry test was satisfactory.
通过对原搅拌装置搅拌轴支撑结构改造设计，消除了振动，使其运转平稳高效，同时满足了工业试验的需要。
8.Direct to the shortcoming of the agitating system in rubber - dissolving tank of the imported HIPS plant ,namely , the vibration of agitator is bigger ,the agitating oar is easy broken ,and the gear of reduction device is badly worn ,so agitator style is improved.
针对进口HIPS装置溶胶罐搅拌器振动大、桨叶易断裂、减速器齿轮磨损严重的缺点，对搅拌器结构进行了改进。
9.The author uses experimental data to prove that the new SRGT agitator may overcome the demerits of the former agitator and may increase the treated gas flow by three folds.
以实验结果对比，证明新型的SRGT搅拌器可克服前者的缺点，并使处理的气体量增加三倍；
10.The HWL100A agitator was imported from EKATO agitator company,Germany,it has been used in Zinc leaching system of zhuzhou smelter since 1994.by means of condition monitoring and analyzing,we improved the gearbox′ s output shaft seal and taken the preventive measures.
通过对 HWL100A进口搅拌机的运行跟踪检测，分析了其产生运行故障的主要原因，提出并实施了一些改进措施，实现了部分备件的国产化。
