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产品展厅>>产品销售>>辰工试井系列软件>>辰工试井分析系统 V6.0

辰工试井分析系统具有庞大的试井分析模型，各种组合解达9万余种；试井分析方法丰富，提供了常规试井、早期试井、DST试井等多种拟合方法；同时提供了强大的数据处理、报告输出等功能，极大地方便了用户的使用及成果的汇报。

软件在中石油、中石化及中海洋等油田单位得到应用，仅在大庆油田每年承担数万口井的测试解释评价任务，为石油勘探开发做出了重要贡献。研究成果荣获安徽省科技进步一等奖。

常规试井分析：根据测试的压力资料，依据产量已知的假设，采用阶梯产量叠加的方法进行试井分析。

早期试井分析：采用小信号提取及放大技术，得到适合于早期试井分析的试井图版，提高了压力资料的解释精度和解释率。

DST试井分析：根据井筒能量守恒方程，采用地层渗流与井筒流动耦合关系，计算段塞流压力及关井压力恢复时的压力，采用流动与恢复的联合分析方法进行试井分析。

间歇采油及提捞井试井分析：针对油井只能采用间歇及提捞方式采油，依据其流动特点建立了相应的数学模型，采用拟合全压力历史方法进行试井分析。 

缝洞型油藏试井分析：以力学三大守恒定律为基础，建立井-缝-洞-地层流体流动模型；采用复杂模型的简化方法和方程求解方法，得到缝洞型油藏试井分析典型曲线，采用试井分析方法和全历史计算方法，最终形成缝洞型油藏试井分析理论及方法体系。

试井设计及产能评价与预测：试井设计可以对阶梯流量及DST流动的井底压力进行计算，产能分析包括稳定产能和不稳定产能分析。

凝析气试井分析：凝析气试井分析软件用于模拟相态特征和油气藏流体性质，确定油气藏特征和流体组分变化时，形成完整的拟压力及压力折算数据。 

页岩气、煤层气试井分析：针对煤层、页岩储层及致密储层等，软件考虑了岩石压敏对渗流的影响；针对煤层气、页岩气及致密气，吸附是重要的气体赋存形式，软件提供了气体吸附功能。

水平井多段压裂优化：针对复杂井型和复杂边界进行试井分析。

热采试井分析：产出剖面及吸汽剖面的解释、焖井压降试井解释及产能预测。

Products>>Products on Sale>>Chengong Well Testing Software Series>>Chengong Well Testing Analysis System V6.0

Chengong well testing analysis system has large amount of well testing analysis models, with over 90,000 combination solutions; Well testing analysis method is abundant, which provides simulation methods such as conventional well testing, early well testing and DST well testing. At the same time, it provides powerful data processing, report output and other  functions, which makes the user operation and output report convenience.

The software has been applied in oil companies like CNPC, Sinopec, CNOOC and etc. Only in Daqing Oilfield, it undertakes the task of testing interpretation and evaluation of tens of thousands of wells every year, making an important contribution to petroleum exploration and development. The research results won the first prize of Anhui Provincial Science and Technology Progress.

Conventional well testing analysis: According to the pressure  data of the test and the assumption that the production is known, the step production superposition method is used to carry out the well testing analysis.

Early well testing analysis: Using small signal extraction and  amplification technology, the well testing chart suitable for early well testing analysis is obtained, and the interpretation accuracy and interpretation rate of pressure data are improved.

DST well testing analysis: According to the energy conservation equation of wellbore, the coupling relationship between formation seepage and wellbore flow is used to calculate the slug flow pressure and the shut-in recovery pressure, and the joint analysis method of flow and recovery is used for well testing analysis.

Intermittent production and well testing analysis of lifting wells: According to the flow characteristics of oil wells, only intermittent and lifting oil exploitation can be applied, the corresponding mathematical model is established, and the method of simulation full pressure history is used to analyze the well testing.

Well testing analysis of fracture-hole reservoir: Based on the three conservation laws of mechanics, the well-fracture-hole-formation fluid flow model is established, and the typical curve of well testing analysis of fracture-hole reservoir is obtained by using the simplified method and equation solution method of complex model, and the theory and method system of well testing analysis of fracture-hole reservoir are finally formed by using well testing analysis method and full history calculation method.

Well testing design and productivity evaluation and prediction: Well testing design can calculate step flow rate and bottom hole pressure of DST flow. Productivity analysis includes stable productivity and unstable productivity analysis.

Condensate gas well testing analysis: The condensate gas well testing analysis software is used to simulate the phase state characteristics and fluid properties of oil and gas reservoirs, and to form complete pseudo-pressure and pressure  conversion data when determining the characteristics of oil and gas reservoirs and the change of fluid components.

Shale gas, coalbed methane well testing analysis: For coal seam, shale reservoir, dense reservoir and etc, the software considers the influence of rock pressure sensitivity on seepage; for coalbed methane, shale gas and dense gas, adsorption is an important gas occurrence form, and the software provides gas adsorption function.

Multi-stage fracturing optimization of horizontal well: Well testing analysis for complex well type and complex boundary.

Analysis of thermal recovery well testing: Interpretation of production profile and steam absorption profile, interpretation of pressure drop test and productivity prediction of shutting in.