黑油

Coalbed gas reservoir simulator in 1.0 version is developed by modifying source code of Black Oil Simulation procedure BOAST II, the simulator breaks through the limitation of others coalbed gas reservoir simulation software that dont take coal matrix shrinkage into account.

修改黑油模拟程序BOAST Ⅱ源代码，发展了一个煤层气模拟器，该模拟器突破目前大多数煤层气模拟软件不能考虑煤基质收缩影响所存在的局限性。

As implicit pressure and explicit saturation method is selected to calculate black oil model and the bottom-hole pressure is introduced, the coefficient matrix of pressure equation becomes bordered seven-symmetrical matrix.

用IMPES法求解黑油模型，引入井底压力为未知数时，压力方程的系数矩阵变成了加边的七对角阵。

As implicit pressure and explicit saturation method is selected to calculate black oil model and the bottom-bole pressure is introduced, the coefficient matrix of pressure equation becomes bordered seven-symmetrical matrix.

IMPES法求解黑油模型，引入井底压力为未知数时，压力方程的系数矩阵变成了加边的七对角阵。

With the investigation of the domestic and foreign literature systematically, the bases on the domestic and foreign present research and the comprehensive utilizations of the various knowledge of fluid mechanics in porous medium, reservoir engineering, mathematical physics, perforation completion, numerical simulation and so on, this article takes numerical simulation of gas reservoir of water solubility as the research aim which has completed following research works and obtained the corresponding research results: it analyzes the nature of the Water-soluble gas and formation water as well as the influent factors of the solubility through the study of massive materials; It establishes mathematical models three-dimension, the dual medium, the gas-water phase through the way of finite difference in the migration of water-soluble gas, which describes the entire process of release, migration and production in formation, where it considered the problems of variable bubble point; According to the numerical models of gas reservoir of water solubility it provides solution procedure that based on black oil model; It discovers that there will obtain the good effects in the lowly speed of development through simulation; the reinjection of formation water may largely enhance the produce degree of water-soluble gas when we consider reinjection in simulator; It considered the influence of perforated completion on development so as to increase the simulator"s versatility, It discovers that the simulator may reflect the conditions of development when we exanimate he simulator"s reliability with the empirical datum.

本文以水溶性气藏数值模拟研究为研究目标，在系统调研国内外文献、深入分析国内外研究现状的基础上，综合利用渗流力学、油气藏工程、数学物理方法、射孔完井以及数值模拟理论等多方面的知识，完成了以下研究工作并取得相应的研究成果；①通过对大量的资料调研，分析了水溶气、地层水性质、储层地质性质以及影响气体在水中溶解度的因素。②考虑到由于高压产生的大量水力裂缝，采用有限差分方法建立水溶气运移的三维、双重介质、气-水两相全隐式数学模型，该模型描述了水溶气在地层中的释放、运移和采出的整个过程。③在原有黑油模型的基础上，根据水溶性气藏数值模型编制了该数值模型的求解程序，该程序可以求解单重、双重介质两种情况。④通过模拟不同开采速度对水溶气开发效果的影响，发现开采速度较慢的时候可以取得较好的开采效果。⑤在模拟器中考虑了注水对水溶性气藏开发的影响，地层水回注可以大幅度提高水溶气的采出程度。⑥为增加模拟器的通用性，在模拟器中考虑了射孔完井方式对开采的影响。⑦检验模拟器计算的可靠性，发现在使用实验数据对水溶性气藏进行模拟时，模拟器可以很好的反映气藏开发的状态。

Since the Hade 4 oil field was found in 1998, this area has become the important district for black oil exploration.

自1998年在哈得1井发现哈得4油田以来，该地区已成为盆地黑油勘探的重点地区。

Mathematic model is studied to describe unstable water injection development for Middle East Paleocene reservoir with characteristics of pressure sensitivity and high difference of formation-saturation pressures.

为了定量研究具有压敏特点的中东地区古新世高地饱压差油藏不稳定注水开发的数学模型，通过静水力学方法和单轴实验的方法，对中东地区古新世岩心渗透率随围压变化的规律进行实验研究；结合黑油模型的假设条件，推导了此类油藏不稳定注水渗流的全新数学模型。

You sure that vendor person gave u sun block not tanning oil?

你确定小贩给你的是防晒霜而不是晒黑油？

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。

According to these characteristics, this paper establishes a mathematical model that deals with the phase behavior transition exploitation of condensate gas reservoirs using the black oil model method and the mass balance principle.

为了尽量减少凝析油在储层中析出，保持较高产量、采收率和开采效益，用黑油模型方法和物质平衡原理建立了一套处理凝析气藏相变开采的数学模型，并对实际气藏的主要参数进行了拟合预测，结果与开采计算及实验数据吻合较好。

The analysis on pressure and saturation distribution was made with the four-dimension well testing model.

以黑油模型为基础，建立了考虑层间窜流的多层、多相数值试井理论模型，实现了压力场和含油饱和度的&四维试井理论&分析。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。