To overcome these problems the originally fitted, oil fed, bearings, including the thrust bearings, were replaced with Silicon Carbide bearings operating in the pumped fluid. 为了克服这些缺点,原装的油润滑轴承,包括推力轴承均更换为碳化硅轴承,并在泵送流体中工作。
The FEM method is useful for study the operating mechanism and optimum structure of ultrasonic motor driving fluid directly. 有限元分析方案为进一步研究液体媒质超声波电机的运行机理及电机的优化结构设计提供了参考。
Operating room nurse in the work faced with each kind of occupation harm, contacts the massive body fluid every day. 手术室护士在工作中面临各种职业危害,每天接触大量体液。
Effect of Operating Room Temperature on Infusion Fluid Temperature 手术室温度对输液温度影响的实验研究
Analysis on designing and operating of circulating fluid bed boiler using anthracite 循环流化床锅炉燃用无烟煤的运行分析
A mathematical dynamic model of micro gas turbines for all operating modes has been established by the modular modeling method and fluid networks used for obtaining solutions. 以模块化建模方法建立了微型燃气轮机的全工况的动态数学模型,并通过流体网络对其进行了求解。
Dynamic simulating is used to expound the operating parameters of gas pipeline network by mathematical analysis method based on the principle of fluid mechanics to improve and optimize pipeline network design. 动态模拟方法是基于流体力学原理,用数学分析方法对输气管网系统运行参数进行描述,以调整和优化管网系统设计。
Approach to control of operating fluid parameter in cathodic electrodeposition paint 阴极电泳漆的工作液参数管理探讨
In order to realize the work process on arcjet thrusters in detail and study their operating performance, a fluid dynamics model was developed and the work channels of thruster were numerically simulated and analyzed. 为详细了解电弧喷射发动机内部工作过程和相关工作参数对其性能的影响,参照实验用发动机的工作参数建立了模型,数值模拟了电弧喷射发动机工作通道内流场和电磁场。
Three types of operating fluids including high-density brine, selective blocking agent and over-displacing fluid are important to build up barrier. 在隔板建立中,选择性堵剂、高密度盐水和过顶替液起了重要作用。
Calculated results of these two interaction techniques have been compared with each other and have indicated that the inverse solution of boundary layer can be used for predicting the internal flow with small regions of separation at off-design operating conditions for fluid machinery impellers. 计算叶轮为可遗式水轮机转轮,计算表明:边界层的反解法可以满足叶片面有局部分离流的非设计工况的计算。
The Operating Theory of Non-contact Type Piezoelectric Ultrasonic Motor with Fluid Medium 液体媒质非接触型压电超声马达机理研究
In order to validate the expression of coating efficiency, the operating factors including fluidized-bed temperature, concentration of fluid and fluidization velocity were studied. 一般都存在最优的床层温度、流化气速和料液浓度。本文还初步考察了两种结构的流化床对涂布效率的影响,结果表明倒锥型流化床更适合涂布造粒。
This article also describes some efficient steps for operating edge roller, stabilizing convection of tin fluid and settling flow of glass fluid. 本文将从合理使用拉边机、稳定锡液对流、稳定玻璃液流等方面所采取的有效措施作一些介绍。
This subject studies some content about fluid field, distribution of temperature and optimization of structure. The content is studied about high temperature expansion canal under the coupling function of complication operating mode about heat, fluid and structure. 本课题针对高温管式膨胀设备开发中,热、流体、结构等复杂工况耦合作用下,流场、温度分布及结构优化等开展了研究工作。
The mechanical seal auxiliary of centrifugal pump can control and improve the operating conditions in three aspects, i.e. the functions of temperature controlling, fluid substituting and impurities removing. 离心泵机械密封辅助系统可在三个方面对密封工况进行控制和改善,即温度控制功能、流体替代功能和清除杂质功能。
In addition, the above-mentioned nozzle structure is conducive to effectively preventing the deterioration of equipment performance caused by a reduction of operating fluid pressure, thus increasing the stability of the steam jet pump operation. 这种喷嘴结构能有效改善由于工作流体压力降低而造成的设备操作性能恶化,提高蒸汽喷射泵运行的稳定性。
In the paper, considering effects of operating pressure, temperature and mixed air rate of hydraulic system, the mathematical model of hydraulic fluid leakage rate of self-propelled artillery is built by analyzing leaky fault form and leaky reason. 通过对自行火炮油液泄漏故障形式和原因分析,综合考虑系统的工作压力、温度和混入空气量影响,建立了自行火炮油液泄漏量的数学模型。
The requirements of ride comfort, driving harshness and operating stability of a motor vehicle on character-istics of cylindrical fluid resistance shock absorber are analyzed, a motor vehicle has different requirements for shock absorber characteristics under different cases. 分析了汽车乘坐舒适性/行驶平顺性和操纵稳定性对筒式液阻减振器特性的要求,指出汽车在不同行驶工况下对减振器特性的要求是不同的;
Through calculating friction factor and operating point of pump or fun of two examples on fluid mechanics, methods using solver and curve-fitting in EXCEL were introduced. 通过对流体力学中沿程阻力系数和泵与风机工作点等问题的求解,介绍了EXCEL单变量求解器和曲线拟合的方法。
Experimental study on the effects of operating parameters and fluid performance on casing cutting efficiency is introduced in this paper. 影响磨料射流切割套管效率的因素很多,着重研究了磨料射流的工作参数以及流体介质性质对切割套管效率的影响。
Combinationof TUMP and TURP is recommended for less bleeding, shortened operating time, quicker postoperative recovery, rare perforation, no washing fluid extravasation, and no TURP syndrom. TURP具有出血少、手术时间短、术后病人恢复快,少有穿孔、冲洗液外渗及TURP综合症等优点。
Economic ultimate water cuts are in positive correlation with oil price and commodity rate of crude oil, and in negative correlation with tonnage dues of oil and tonnage operating cost of fluid. 经济极限含水率与油价和原油商品率成正相关关系,与吨油税金和吨液操作成本成负相关关系。
In this paper, the possibility of extracting hydrogen peroxide from ethyl-anthraquinone operating fluid in spray tower is studied. 探讨了用喷雾塔从乙基蒽醌工作液中萃取过氧化氢是可能的。
So, it is better to do operation under balance and reduce the chance to contact the operating fluid with water phase as much as possible for tight sand gas reservoirs with low permeability. 因此,对低渗透致密砂岩油气藏应尽可能采用负压作业,尽可能减少与水相作业流体接触的机会。
Correct Selection of the Operating Fluid in Hydrodynamic Drive System of Construction Machinery 工程机械液力传动系统工作油的选用
The paper also establishes mathematical model for the operating condition of the pipe network of heating with reference to relevant theorems and laws of fluid network and network graph theory. 利用流体网络及网络图论的有关定理定律,建立供热管网水力工况的数学模型。
Preoperative ﹑ intraoperative and postoperative hemodynamic parameters were recorded in two groups, as well as operating time 、 recovery time 、 blood loss 、 urine output 、 fluid volume and the BIS values. 记录两组患者入室后、术中、术后血流动力学指标以及手术时间、苏醒时间、出血量、尿量、输液量及BIS值。
The active components from ginger and lavender were extracted using supercritical fluid, the process was investigated using response surface method in this paper, and the operating parameters of supercritical fluid extraction were optimized. 本文研究了超临界流体萃取姜与薰衣草中有效成分的工艺,通过响应面分析,优化了超临界流体萃取操作参数。