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- It can get the conclusion that the reasonable flow pressure of producing well should not be lower than the pressure corresponding to the first inflexion point of the inflow performance curve. 分析得知,试采井合理井底流压不应低于流入动态曲线第一个拐点对应的压力。
- inflow performance curve 向井流动动态曲线
- If Inflow Performance Relationship(IPR) before sand controlling is at present, the IPR curve after sand controlling could be obtained by NPI. 形成了一套可用于各种防砂方法的系统有效的防砂井产能评价与预测方法。
- Are provided for the actual pump performance curve is a smooth curve. 其实际是规定了水泵的性能曲线是一条平滑的曲线。
- Case study proves that the proposed method is contributed to properly establish the inflow performance relationship (IPR) for gas condensate wells. 实例分析证明,利用提出的方法,能正确建立流入动态方程。
- The key problem of producing nodal analysis for gas-water well is analysis of inflow performance of the gas -water well. 基于气水井的流入动态的研究成果,将其与流出动态相结合。
- It is easy to get reasonable fluid inflow performance of a well and can provide foundation to optimize borehole design for field staff. 该方法不但简单,而且在允许的误差范围内可以得到比较符合实际的结果,为现场工程人员进行井筒优化设计提供依据。
- The method for solving dynamic relational expression of inflow performance relationship (IPR) for gas phase in oil well is presented from the Wiggins works. 针对低渗透油田普遍生产压差大、气油比高的特点,提出了多相流油井气相流入动态关系式的解析方法。
- Builds the performance curve regression equations of two types of pumps with the least square method,and gains the fitted curve equations. 利用最小二乘法建立了两种型号水泵的性能曲线回归方程组,从而得到了水泵的性能曲线方程。
- The control logic preventing the compressor from surge was analyzed and improved after the performance curve of compressor in gas turbine booster station was analyzed. 通过对燃气轮机增压站压缩机性能曲线的分析,对压缩机防喘振控制逻辑进行了分析及改进。
- The functional relation of flowing coefficient with flowing pressure was described as a parabolic function, and a new type of inflow performance relationship which contained 3 undetermined coefficients was setup. 摘要假设油井流动系数为二次抛物线函数,建立了包含3个待定系数的新型通用油井流入动态方程。
- Implementing with LabWindows/CVI,this system can realize sampling data,controlling blower speed and working stage,scaling performance curve automatically. The results of site operation show the advantages of the system. 该系统采用LabW indows/CVI开发平台,可实现风机性能参数的自动采集与处理、风机转速及运行工况的自动控制,风机性能曲线的自动绘制等功能,测试结果表明了系统的优越性。
- Transient Inflow Performance Relationship Curve Theory of Oil-Water Well 油水井瞬态流入动态关系曲线研究
- The intake lag angle of the engine is optimized, and the dynamic effects of intake pipes and exhaust pipes to the improvement of motorcycle engine is applied to make the engine test performance curve approach the simulation curve. 本文介绍了从进气晚关角及进排气的动态效应几方面着手,不断改进发动机的配气相位以及进排气系统,使发动机的实际性能曲线逐步接近计算机仿真曲线。
- Multi-dependent shooting exposure or lack of treatment of development, so that the image most darkened level falls to the negative performance curve of Plantar and the lower part of the straight line. 众因拍摄曝平或显影不敷所致,使图像暗调条理不小局部落在负像共性弧线的趾部及弧线下半部。
- Inflow performance of steam drive wells 蒸汽驱油井流入动态研究
- On the Series TDV Performance Curve (Fig. 5) locate the differential pressure obtained in Step 6.3.2 and project line horizontally across to intercept with Valve Performance Curve. 在系列TDV的性能曲线(图5)上找出从步骤6.;3
- In charge of configuration of new pump for FPV.Create new drawing, product code, Item Master, BOM, Routing, Transfer Pricing, Performance Curve, Test specification, accessories, etc. for FPC order. 负责给客户配置定制化产品,并为新的定制化产品创建新的图纸、产品号、物料信息、物料清单、工艺流程、价格、性能曲线、测试要求和随机配件等。
- In the existing 300MW steam turbine condenser performance curve,the cavitation in water ring vacuum pump is not taken account,so the curve can t exactly reflect the operation state of condenser. 现有的300MW机组凝汽器特性曲线没有考虑到水环真空泵汽蚀特性对凝汽器运行特性的影响,不能准确反映凝汽器的运行状态。
- Refer to Series TDV Performance Curves with valve in full open position (Fig. 5). 参阅系列TDV阀门在全开位置的性能曲线(图5)。