查询词典 waterflood

During waterflood development,for the effect of injecting water on reservoir pores, framework grains, adglutinate and reservoir fluids, high-capacity channel s are come into being easily in formation.

在注水开发过程中，注入水对储层孔隙、骨架颗粒、胶结物和油藏流体的作用等因素的影响，易在储层中形成大孔道。

Fingering often occurs in waterflood development low permeability reservoir because of non-Darcy flow, which is weakened with formation dip increasing.

结果表明，由于非达西渗流的影响，注水开发时容易发生指进现象，而地层倾角的增大可以削弱指进；地层原油粘度的增大会增强开采难度，而地层渗透性能的改善会使油井产能提高。

Compared with the saturation of waterflood, the higher concentration and injection volume of profile control ,the higher water saturation .Under the same conditions ,the water saturation before forming gel is bigger than that after forming gel .

与水驱后饱和度相比，调剖剂浓度越高、调剖剂注入量越多，水饱和度越高；在同样条件下，未成胶时的水饱和度大于成胶时的水饱和度。

The intraformational heterogeneity controls and affects the swept volume of the injectant in single sand layer, directly determines the waterflood efficiency, and is the key factor influencing the distribution of the remaining oil.

为此采用了细分开发层系、分层注水、开展流动单元精细研究等地质和开发措施，可以有效地降低各类非均质性对油藏最终采收率的影响。

Therefore,tapping potencial of remaining oil to improving oil recovery,the recognition of reservoir intraformational heterogeneity in channel sandbodies is proposed and the main targets of reservoir IOR in channel sandbodies of mature oilfields are pointed out as follows:①shutting off strongly-waterflooded intervals to control ineffective circulation of injected water;②strengthening water washing in medium-waterflooded intervals in order to achieve the aimed waterflood efficiency and even to exceed it;③enhancing injection-production consistency and injector-producer ratio of non-waterflooded or weakly-waterflooded intervals for the propose of realizing effective displacement and imporving conforma nce.

根据我国东部主力油田储层绝大多数都属于河道砂体，注水开发进入高含水阶段后，层内剩余油超过层间剩余油，层内矛盾上升为主要矛盾这一特点，从挖掘层内剩余油潜力出发，提出要重新认识河流砂体储层层内非均质性，并指出高含水期河流砂体储层改善采油目标主要有：①封堵强水洗段，控制注入水无效循环；②加大中水洗段注水冲洗强度，达到目标水驱效率，并有可能超过目标效率；③提高未、弱水洗段的注采对应程度和注采井数比，达到有效驱替，提高波及程度。

In order to clear heterogeneous reservoirs waterflooding performance, and decreased interlayer and within-layer contradictions, and improved the water flooding recovery, experimental study should be conducted first, This paper based on Pucheng Sasan reservoir sandstone cores to study object. Multi-point pressure measurement of water flooding oil experimental apparatus was established. Through the three-layer water flooding experiment to study injection strategy, interlayer interference and recovery factors. True sandstone micro-model water flooding used newly developed color visual image analysis system researched water-drive types, forms of residual oil and waterflood efficiency. Percolation mathematical model was established, black oil simulation program was developed, long-core displacement experimental results were matched, pressure and saturation change were researched by the simulation matching results.

为了明确非均质储层注水开发动态过程，减轻由于层间和层内非均质造成的开发矛盾，提高水驱采收率，本文从实验研究出发，以濮城沙三储层岩心为研究对象，建立了一套带多测压点的多层长岩心水驱油实验装置，通过开展三层水驱油实验，研究注水方式、层间干扰以及采收率影响因素；真实砂岩微观模型水驱油实验采用最新研制的彩色可视化图像分析系统研究水驱类型、残余油形成类型以及水驱油效率；建立并求解渗流数学模型，编制黑油模拟程序，对长岩心驱替实验进行拟合，通过拟合结果研究驱替过程中油水饱和度和压力的变化情况等研究工作。

Micro-model experiment of three true sandstone models were completed, experiment results showed that Pucheng Sasan reservoir core flooding types are watercourse and network, the forms of residual oil are slick and winding flow, flat waterflood maximum efficiency is high-permeability model, follows by middle-permeability model, low-permeability model worst.

完成了高中低渗三块平面真实砂岩微观水驱油实验，实验结果表明濮城沙三储层岩心驱替类型表现为水道和网状水驱，形成的残余油以油膜和绕流为主，平面水驱效率中渗模型最高，高渗模型次之，低渗模型最差。

In allusion to the corrosion of different injected water sources to the steel part of line and pump and so on in the processof oilfield waterflood development, the corrosion of dissolved oxygen, pH value, sulfureted hydrogen and salinity in the injected waterto steel was experimented and researched by the test of measuring average corrosion percentage in the laboratory.

针对油田注水开发中不同注水水源对管线、泵等钢材质部位的腐蚀，在实验室通过平均腐蚀率测定试验，对不同水源中的溶解氧浓度、pH值、硫化氢含量和盐的矿化度等因素对钢材的腐蚀进行试验研究。

In 1988,China Institute of Atomic Energy in cooperation with Daqing Oil Companyconducted the first test using tritiated water as tracer for waterflood, opened thecurtain of interwell radiotracer test in China.

八十年代末期，中国原子能科学研究院与大庆油田合作，利用氚水作为示踪剂在国内首先开展了放射性井间示踪测试。

Metallurgy of the producer well tubing, casing, safety valves and topsides is not consistently sour safe and retrofitting would have rendered the waterflood project economics unviable.

产油井井管、套管、安全阀及顶部结构等的金属特性并不全具有防酸性能，而对这些设备进行更新改造，将使该注水驱油工程在经济上变得不可行。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。