钻井成功率

在开发初期实施了以地质综合研究为基础、亮点、AVO等为核心的气藏地震勘探描述、以气藏工程研究为主要手段的滚动勘探开发一体化技术，以提高钻井成功率。

Progressive exploration and development is put in practice during initial phase , based upon gas reservoir characterization and gas reservoir engineering research as major measure , to enhance drilling success ratio .

开展三维油藏描述，加深对油层的认识，使钻井成功率由60%提高到82.5%；

The 3D reservoir description is developed , it deepened the reservoir understanding , the drilling success ratio 60 % increases to 82.5 % .

地质研究与地震相结合，是提高储集层预测精度和钻井成功率的技术关键；

Integrating geological research with seismic interpretation is the key technology for improving the precision of the reservoir forecast and the ratio of successful drilling .

由此认为，借助多属性分析技术对河道砂体进行预测，可大大提高勘探精度，提高钻井成功率。

Therefore , with the help of multi - attribute analysis technique to predict channel sands , exploration accuracy and drilling success ratio can be greatly improved .

好消息是：由于勘探钻井成功率达57%，雪佛龙的石油与天然气产量增加了7%。

The good news : Production of oil and gas jumped 7 % , thanks in part to a 57 % success rate on its exploratory drilling .

本文所做的工作对保护油气层，提高钻井成功率，降低钻井成本以及对欠平衡钻井中预防事故的发生具有重要意义。

This will help to protect reservoir , improve drilling success rate , reduce drilling cost and prevent accidents during under balanced drilling , is of great significance .

应用神经网络进行油气预测，对提高储层预测的精度，进一步提高钻井成功率起到重要作用，也必将产生较大的经济效益和社会效益。

Appling neural network to petroleum-gas prediction plays an important role in improving the accuracy of reservoir prediction and further improving the success rate of drilling , will also have greater economic and social benefits .

通过山2段气藏精细描述，先后优选开发目标区块6个，提供开发井位120余口，已实施井钻井成功率达到了85%以上，应用效果良好。

On the basis of P 1s 2 gas reservoir fine description , 6 development target tracts were optimized and more than 120 development well sites were provided early or late . The success ratio of the drilled wells was over 85 % , thus achieving a excellent result .

用地震资料预测储层参数可以为勘探和开发提供有价值的信息，可以提高钻井的成功率和布井的准确性。

By predicting reservoir parameters with seismic data we can have valuable information for exploration and development , which is beneficial to increase the success rate of drilling and the accuracy of well distribution .

而地震反演在精细油气勘探研究工作中所起的作用越来越重要，它能较真实地反映地下的地质构造和储层的岩性特征，大大提高钻井的成功率。

The seismic inversion plays a more and more important role in the research work of delicate oil-gas exploration . The technology can actually reflect underground geological structured and reservoir rock character , and can greatly raise the percentage of drilling hits .

复电阻率法在油气勘查上，主要用于检测、评价工作区域内的局部圈闭或异常是否含油。提供钻探靶标，提高钻井的成功率，降低勘探、开发风险和成本。

Complex resistivity method is mainly used to test and evaluate whether local trap or anomaly within a study area bears oil , to provide drilling target , to improve drilling success ratio , and to reduce the risk and cost of exploration and development .

海拉尔盆地开发钻井过程中提高钻井成功率的做法及取得的认识

The Understanding and Methods of Enhancing the Success Rate of Drilling during the Drilling in Hailar Basin

构造的不确定性、储集层的非均质性及钻井过程中的各种工程因素，都使水平井的钻井成功率受到影响，新开发区块更是如此。

Structural uncertainty , reservoir 's anisotropic and various engineering factors in drilling can influence the success rate of drilling horizontal wells , especially in new development zone .

新的技术措施，加快了钻井进度，钻井周期从三个月降低到一个月；钻井成功率由36%提高到100%。

Taking new technical measures sped up the drilling program , the well period reduced from three months down to one , the rate of well succeed increased from 36 % up to 100 % .