水洗油层的分析与评价

收稿日期: 2002-06-10

修回日期: 2003-03-05

刊出日期: 2003-09-15

Analysis and evaluation for oil zone washed by water

Received Date: 10 June 2002

Revised Date: 05 March 2003

Publish Date: 15 September 2003

摘要: 众所周知,三叠系长2油层在鄂尔多斯盆地广泛存在,层内具有工业油流,且含有不同程度的水。志丹县周河乡钻遇的长2油层却与其他地区的长2油层有一个很大的差异,即化探好、取心好、解释好、出油差(几乎未见油)。对于这样一批砂体分布广泛,有效厚度大的油井,为何会出现"三好一差"的现象,笔者作了分析与评价。
- 勘探 /
- 水洗油层 /
- 矿化度 /
- 水型
Abstract: It is well known that T₃ Chang 2 oil zone exists widely in Ordos basin,they contain industrial oil and some water.The T₃ Chang 2 of Zhouhe country of Zhidan county is very different from that of other regions: accor ding to chemical exploration and rock core and interpretation,the oil zone is good,but its out put is poor.Sands distribute widely in these oil well and its thickness is large.The article analyzes clearly the "three-good and one-poor" phenomenon.
- exploration /
- oil zone washed by water /
- degree of mineralization /
- style of water