查询词典 pumping engine

The dynamics of the beam pumping well system can be described in a more realistic way by solving the combined models,and hence a method for studying motion and forces of the beam pumping system driven by different types of motor is provided.

将这些数学模型联立求解，可更真实地描述抽油机井系统的运动规律，从而提供了一种研究不同特性电机驱动下抽油机井的运动和受力的方法。

According to this exact analytical expression,the effect of every part of a beam pumping unit on crank axle torque can be quantitatively studied. This method can be used to analyze all types of beam pumping units.

利用该解析式可以定量地分析游梁式抽油机各部件对曲柄输出轴扭矩的影响，准确地进行游梁式抽油机的平衡分析和设计计算。

On this basis,the operating performance's simulated software of the pumping unit is developed,and the simulating analysis of the pumping unit's kinematic principle,crank axle's output torque and the counterbalance effect as we...

弄清了该抽油机的工作原理和节能机理，为进一步实现对该抽油机的结构优化、合理配置抽油机、提高抽油系统工作效率和开发新型高性能抽油机提供了理论依据和科学方法。

On the basis of kinematic analysis of beam pumping unit,the general dynamics equation in the form of virtual power was applied to analyze the contribution of every part including balancing weight of a beam pumping unit to crank axle torque in consideration of inertia effects. The exact analytical expression for computing crank axle torque was obtained.

根据抽油机各处在任一瞬时所受的主动力和虚加的惯性力在任一虚速度上所作的元功率之和等于零的原理，考虑惯性的影响，应用虚功率形式的动力学普遍方程，对游梁式抽油机各部件对曲柄输出轴扭矩的贡献进行了分析，得到了曲柄输出轴扭矩的精确解析式。

Based on the real construction process and field environment of Baoying Pumping Station ,a spatial-temporal dynamic numerical simulation of concrete temperature and stress field in the elbow-shaped inlet channel during the whole construction process of the pumping station was performed by use of FEM program.

根据宝应泵站的实际施工过程和现场环境，采用三维非稳定温度场和应力场有限元仿真程序，对该泵站肘形进水流道混凝土施工全过程的温度场和应力场进行时空动态仿真分析，分析了施工期泵站肘形进水流道混凝土结构裂缝产生的原因，提出相应的防裂措施。

As the molecular pump pumping speed for water vapor is only with the diameter cryopump pumping speed of the quarter, so molecular pump exhaust pump longer time than low temperature.

由于分子泵对水蒸气的抽速仅为同口径低温泵抽速的四分之一，所以分子泵的排气时间比低温泵长。

Schwing poppet valve hydraulic piston pump be used in many municipal and industrial projects world wide.Today,Schwing was recognized as technology leader of"Dewatered sludge Pumping System".Schwing pump can pumping the sludge even with 56%solid content,for other inorganic material even with 80%solid content.Schwing units have operated continuously for years with 99%availablity.For sludge storage,Available in circular or rectangular design,the sliding frame/push floor technologies provide low cost methods to store large volumes of material w你好le awaiting final disposal.Schwing sliding frame system in the bottom of the silo,disc harge the sludge with the screw into sludge truck or Schwing pump.The typical installation is silo with pump installed beside the dewatering mac你好ne.A Schwing silo can be integrated into the process stream to equalize surges in solids production and subsequently meter cake to final disposal.Large diameter storage silos are useful for truck loading,and finally,both sliding frame and push floor designs are effective as receiving stations used to accept sludge hauled in from other facilities.Ultimately,the storage volume of the silos and bunkers dictate the plant''s flexibility in disposing of the solids.

施维英的晋升阀液压柱塞泵广泛应用活着界规模内的城市管理工作以及工业污泥输送项目今日，施维英被公以为是世界规模内&脱水污泥泵送体系&的科学技术带领者施维英泵可以泵送固体含量达56%的活性有生命的物质脱水污泥，甚或者固体含量达80%的非有生命的物质其它稀浆与污泥施维英泵颠末多年不中断地事情，靠患上住性仍维持在99%施维英滑架体系位于料仓的底部，可以将污泥排入卡车或者施维英泵中用来暂存污泥以及装车的料仓较典型的应用是以及施维英污泥泵一路被安装在污泥脱水举措措施相近施维英料仓在污水措置惩罚厂的预设中首要负担3种脚色，料仓被集成处措置惩罚流程之中，均衡物料出进，并对终极排出的污泥计量料仓用于装车料仓的储存体积说了然污水措置惩罚厂措置惩罚污泥的规模料仓可以用来吸收暂存从其它污水厂送来的污泥，尔后送到后续污泥措置惩罚装备中滑架技能已在被证实是最具国际性最有用率的技能

To meet the demand of power saving in oil production, a friction roller type intelligent pumping unit is developed based on the motor-reversing type pumping unit.

为了更好地实现节能目标，在满足油田采油工艺要求的前提下，在原有电动机换向智能抽油机的基础上，改进设计了滚筒式智能抽油机。

The QL series hydraulic splitter is our newly developed product which is composed of two parts:hydraulic pumping station and splitter. The super-high-pressure oil-driven oil cylinder outputted by the pumping station generates gigantic driving power, which can split the object to be split to the preset direction after mechanic amplification.

QL-P38系列液压劈裂机是我们研制开发的新产品，它由液压泵站和分裂器两大部分组成，由泵站输出的超高压油驱动油缸产生巨大推动力，并经机械放大后即可使被分裂物体按预定方向裂开。

8 And 10 MW gas-turbine drives used for gas-pumping, gas-lifting and oil-pumping units.

6.3、8和10 MW的蒸汽涡轮驱动器，可用于气泵、气举和油泵装置等。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。