Analysis and Treatment of High-pressure Cylinder Radial Displacement for Subcritical 600 MW Unit 亚临界600MW机组高压缸径向位移分析及处理
The Experiment Research of Combined Cooling Ceiling and Displacement Ventilation System; TESTING SYSTEM STUDY OF AIR HANDING UNIT BASED ON EVAPORATIVE COOLING 冷却顶板置换通风复合空调系统的实验研究蒸发冷却组合式空调机组性能测控系统的开发
The working device is two-segment, quadrilateral telescopic boom, and fork lateral displacement unit adopted in normal type. 作业装置为两节四边形伸缩式工作臂,标准车型配有货叉侧移装置。
A new kind of displacement function is established, unit stiffness matrixes of three types of plate ( shell) strip are deduced, and the program FSVM is made according to the step of common finite strip method. 通过建立新型位移函数,推导3种类型板(壳)条的单元刚度矩阵,按一般有限条法步骤,编制成程序FSVM。
Optical Fibre Displacement Measuring Unit with Microcomputer 微机光纤位移测量装置
The merit chart is pumping unit the closed curve which flushes in the order the load, the electric current and the displacement forms, is judges the pumping unit working mode active status and the fat liquor reserves important reference. 功图是抽油机一个冲次内载荷、电流与位移形成的闭合曲线,是评判抽油机工作状态和油液储量的重要参考依据。
The plunger displacement pump of fracturing unit 700 is usually used as the jet pump of the fluid, which makes not only great waste of the device with big power but also high cost of the prepared fluid, and is not economical. 通常使用700型压裂车柱塞泵作为液体喷射泵,这样不仅造成大功率设备的极大浪费,而且新研制的橇装配制必然导致配液成本偏高,经济上极不合算。
An explicit expression of displacement with respect to the topological variables is formulated by using unit virtual load method. 利用单位虚载荷法,将位移约束表示为设计变量的显式关系。
This article analysis the strip displacement caused by leveling unit in spiral welded pipe mill, and gives out the corresponding improving method to effectively prevent the strip displacement during the leveling. 针对螺旋焊管机组生产中矫平机造成带钢跑偏的原因进行了分析,并提出相应的改进措施,从而有效防止带钢在矫平的过程中跑偏。
A complex resistivity measurement system under modeling reservoir condition has been developed that consists of core holder, oil-water displacement, temperature control unit, saturation measuring unit, complex resistivity measuring unit and controlling unit, etc. 模拟地层条件下的高温高压复电阻率测量系统由岩心夹持器、驱替系统、温度控制系统、饱和度计量系统、复电阻率测量装置和控制系统等组成。
It is proved that the molecular flexibility f_ ( ij), which represents the displacement along R_i when the molecule balances under the unit external force along R_j, is the natural constant of the corresponding internal coordinates R_i and R_j. 证明了分子柔度F(ij)是相应内坐标Ri和Rj的固有常数,它表示分子在沿Rj方向的单位外力作用下达平衡时沿Ri方向的位移;
Real-time measure of displacement and intra-stress of lumbar unit during simulating rotation manipulation 坐位腰椎旋转手法时腰椎单元内在应力和位移的实时监测
Analysis on Steel Strip Displacement Caused by Leveling Unit in Spiral Welded Pipe Mill 螺旋焊管机组中矫平机造成带钢跑偏问题的分析
On the basis of a large number of field test data, the regression of the displacement coefficient and system efficiency for pumping unit wells were established. 本文在抽油机井大量现场测试数据的基础上,建立了抽油机井系统效率、排量系数这两个重要指标与诸影响因素之间的回归方程。
Raster Displacement Measure System Based On ARM Micro Processor Unit 基于ARM内核微处理器的光栅位移测量系统
Studies on brine continuous feeding of positive displacement type valve-controlled energy recovery unit 正位移式阀控能量回收装置盐水连续进料过程特性研究
In this paper, the authors introduce a method of settling the displacement resulted from the winding head vibration of the generator unit stator with the mechanical vibration theory and the superposition principle of material mechanics. 介绍一种运用机械振动理论和材料力学叠加原理,解决发电机定子绕组端部振动所产生位移的方法。
Cause& Treatment of Displacement for a Well Pumping Unit Foundation 抽油机基础位移的原因及处理
The new device consists of fast specimen maker, compressed air source, permeability detector, displacement sensor and data sampling and processing unit. 新装置主要由快速制样器、恒压气源、透气性探头、位移探测器和数据采集与处理单元等部分组成。
Results: There were significant difference in the strength to resist bending, extending, lateral bending, axial torsion and axial displacement of the fusion unit between the two groups. 结果:复合骨环组在抗屈曲、抗伸展、抗侧弯和抗纵向位移方面与自体髂骨块组间存在显著性差异。
Combined with the project, the advanced displacement pattern to the unit cell model is verified. The analysis result indicates that the displacement pattern is feasible. 结合工程实例,对改进后的单元体位移计算模式进行验证,分析结果表明该位移模式是可行的。
We analyzed the displacement, velocity, acceleration of the slider of the pumping unit and drew out the corresponding curve. 对抽油机的滑块进行了位移、速度、加速度的分析,绘制出了相应的曲线。
It use high precision displacement sensor to detect position of every motive unit in real time, through establish three coordinate systems obtain positional relationship of wheel and axle. 它采用高精度的位移传感器实时监测各运动单元的位置,通过建立三套坐标系获得车轮与车轴的相对位置关系。
Through the software to prepare a calculation of displacement, pore water pressure and stress of pde document describing the load border fbc documents and papers and coupling system algorithms generate displacement, flow rate unit algorithm document nfe. 本文通过该软件编写了计算位移、孔隙水压力以及应力的pde文件,描述荷载边界的fbc文件以及耦合系统算法文件和生成位移、流量单元的算法文件nfe。
A periodical representative unit cell model was presented with the periodic boundary conditions imposed on it, which ensures not only displacement continuity but also stress continuity in the corresponding boundary of unit cell. 在代表单胞的相对表面上施加了周期性边界条件,实现了材料受载变形之后其单胞对应边界上不仅位移连续而且应力连续,保证了结构的周期性和力学性能预测的准确性。
The overall displacement is calculated based on the plane-section assumption, and the local displacement is derived through a unit length of transverse segment in longitudinal direction of the stiffened girder. 主梁中任一点的总位移为整体位移和局部位移之和,按平截面假定计算梁段单元整体位移,沿加劲梁纵向取单位长度横向条带计算单元的局部位移。
Finally, established the overall balance equation, introduced restrictive conditions, solved the value of the node displacement, and been through the node displacement value to calculate the unit stress. 最后建立整体平衡方程,引入约束条件,解出节点位移值,并通过节点位移值计算出单元应力。
It mainly includes excitation voltage generating unit, the voltage and current detection unit, displacement detection unit, communication unit, the motor drive unit, the alarm output, and the microcontroller system peripheral circuit and so on. 其中主要包括激励电压产生单元、电压电流检测单元、位移检测单元、电机驱动单元、通讯单元、报警输出和单片机系统外围电路等。
Using the transfer function block diagram model, frequency domain analysis has been made for prestage displacement control system, drive unit speed control system and loading unit torque control system. 利用传递函数方块图模型,对前置级排量控制系统、转速控制系统、转矩控制系统分别进行频域分析,对比了PID校正前后的仿真曲线,分析了柔性环节对系统稳定性的影响及变化规律。
The algebraic solution were presented for the vertical vibration displacement produced at any point within an elastic half-space by a unit moving concentrated load over the surface. 接着,叙述了半空间表面单位移动集中荷载作用下的表面一点竖向振动位移代数解的推导过程。