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在产油井中出现了不属于油层中的水,毫无疑问也是属于采油中水的问题的范畴。但是,这个题目在本书中不值得占一个章节。下面概要叙述井漏和有关问题的水分析的重要性。采油中初次见水就应进行全分析,其理由如下:1.这水可能来自产油层,如果不是的话,就要重新用水泥固井,或采用其它方式修井;2.通过分析,证明水是来自产油层,就要建立记录。例如,腐蚀水和结垢水都需要特殊的设备和装置来进行处理。这些特性在回注污水时都必须考虑到。生产井中进入了外来水,表现症状很多,例如:采水量明显增加,出现泥水,在油
There is no water in the production wells that does not belong to the reservoir, and no doubt belongs to the category of water problems in the production of oil. However, this topic is not worth a book in this chapter. The following is an overview of the importance of water analysis for lost circulation and related issues. The first analysis of water seepage should be carried out for the full analysis of the following reasons: 1. The water may come from the pay zone, if not, it is necessary to re-cemented cement, or other ways to workover; 2. Through analysis, that water Is from the oil production, it is necessary to establish a record. For example, corrosive water and fouled water require special equipment and equipment to handle. These characteristics must be taken into account when injecting sewage. Production wells into the outside water, the performance of many symptoms, for example: a significant increase in water harvesting, mud appeared in the oil