CN102966341A - Method for increasing stratum layer oil recovery factor by utilizing wastewater - Google Patents
Method for increasing stratum layer oil recovery factor by utilizing wastewater Download PDFInfo
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- CN102966341A CN102966341A CN2012104719927A CN201210471992A CN102966341A CN 102966341 A CN102966341 A CN 102966341A CN 2012104719927 A CN2012104719927 A CN 2012104719927A CN 201210471992 A CN201210471992 A CN 201210471992A CN 102966341 A CN102966341 A CN 102966341A
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Abstract
The invention discloses a method for increasing stratum layer oil recovery factor by utilizing wastewater. The method comprises the following steps: industrial wastewater containing carbohydrate is injected to an oil layer, biochemical reaction is carried out in the oil layer environment, biological surfactant is produced, the industrial wastewater is pretreated, so that larger granular substances are removed, and the pH value is adjusted to be 4-7; the pretreated wastewater, oxidant and fermentable bacteria solution, together with oil well injected water are injected to the stratum layer with the delivery capacity of 20-100 m<3>/h and the pressure lower than oil layer bursting pressure, the proportions of the pretreated wastewater to the oxidant and the pretreated wastewater to the fermentable bacteria solution are 100000:10-100:15; the pretreated wastewater, the oxidant and the fermentation bacteria solution, together with the oil well injected water are continuously injected to the stratum for long time according to any proportion, so that the microorganism metabolic reaction is carried out in the stratum layer, and metabolites facilitating improving the stratum layer oil recovery factor are produced.
Description
Technical field
The invention discloses a kind of method of utilizing waste water to improve the bottom oil recovery factor, belong to technical field of chemistry.
Background technology
Because the day by day doctor of water resource is weary, waste water is recycled more and more extensive, the recycling of especially middle water, and existing middle water recycling device complex structure, cost is high, is difficult to be widely used, and has limited popularizing of middle water reuse.
Summary of the invention
The present invention is directed to the deficiency of existing technology, a kind of method of utilizing waste water to improve the bottom oil recovery factor is provided, the industrial wastewater that the method will contain carbohydrate injects oil reservoir, carries out biochemical reaction under the oil reservoir environment, generates biosurfactant.
The technical solution used in the present invention is: the industrial wastewater that 1 the method will contain carbohydrate injects oil reservoir, carries out biochemical reaction under the oil reservoir environment, generates biosurfactant.
A kind of method of utilizing waste water to improve the bottom oil recovery factor according to claim 1 is characterized in that: the step of its processing: A, carry out the preliminary treatment of industrial wastewater, remove larger particulate matter and regulate pH=4-7; B, pretreated industrial wastewater and oxidant, zymophyte bacterium liquid are with industrial wastewater: oxidant: zymophyte bacterium liquid equals 100000: 10-100: 15 ratio, inject stratum with the oil well injected water with the discharge capacity of 20-100m3/h being lower than under the oil reservoir fracture pressure; C, jointly inject the stratum with arbitrary proportion and oil well injected water continuously for a long time, in the stratum, carry out the microbial metabolism reaction, generate the metabolite that is conducive to improve the in-place oil recovery ratio such as biosurfactant, CO
2, H
2
A kind of method of utilizing waste water to improve the bottom oil recovery factor according to claim 1 is characterized in that: the thalline content of described zymophyte bacterium liquid is 108-110/L.
A kind of method of utilizing waste water to improve the bottom oil recovery factor according to claim 1, it is characterized in that: described oxidant is that carbon source is 80-100: 3-5 than nitrogenous source than phosphorus source: 1 mixture.
Advantageous characteristic of the present invention is: industrial wastewater, waste gas are utilized effectively, i.e. protection of the environment, and oil recovery improves again in favourable society, can be to make the best of both worlds; Method is reasonable, simple, construction is convenient, is beneficial to industrial applications; Less investment, cost are low, effective.
Instantiation
Example 1: carry out first the industrial wastewater preliminary treatment, remove larger particulate matter and regulate pH=6.0:, pretreated industrial wastewater and oxidant, the zymophyte bacterium liquid ratio that equals 100000: 10: 1 than oxidant than zymophyte bacterium liquid with industrial wastewater, inject stratum with the oil well injected water with the discharge capacity of 5m3/h being lower than under the oil reservoir fracture pressure; Jointly inject the stratum with arbitrary proportion and oil well injected water continuously for a long time, in the stratum, carry out microbial fermentation reaction, generate the metabolite that is conducive to improve the in-place oil recovery ratio such as biosurfactant, CO
2, H
2The thalline content of zymophyte bacterium liquid is that oxidant is that carbon source is 80: 3: 1 mixture than phosphorus source than nitrogenous source.
Example 2: carry out first the industrial wastewater preliminary treatment, remove larger particulate matter and regulate pH=6.0:, pretreated industrial wastewater and oxidant, the zymophyte bacterium liquid ratio that equals 100000: 10: 1 than oxidant than zymophyte bacterium liquid with industrial wastewater, inject stratum with the oil well injected water with the discharge capacity of 5m3/h being lower than under the oil reservoir fracture pressure; Jointly inject the stratum with arbitrary proportion and oil well injected water continuously for a long time, in the stratum, carry out microbial fermentation reaction, generate the metabolite that is conducive to improve the in-place oil recovery ratio such as biosurfactant, CO
2, H
2The thalline content of zymophyte bacterium liquid is.Oxidant is that carbon source is 80: 3: 1 mixture than phosphorus source than nitrogenous source.
Example 3: carry out first the industrial wastewater preliminary treatment, remove larger particulate matter and regulate pH=6.0:, pretreated industrial wastewater and oxidant, the zymophyte bacterium liquid ratio that equals 100000: 10: 1 than oxidant than zymophyte bacterium liquid with industrial wastewater, inject stratum with the oil well injected water with the discharge capacity of 5m3/h being lower than under the oil reservoir fracture pressure; Jointly inject the stratum with arbitrary proportion and oil well injected water continuously for a long time, in the stratum, carry out microbial fermentation reaction, generate the metabolite that is conducive to improve the in-place oil recovery ratio such as biosurfactant, CO
2, H
2The thalline content of zymophyte bacterium liquid is.Oxidant is that carbon source is 80: 3: 1 mixture than phosphorus source than nitrogenous source.
Claims (4)
1. method of utilizing waste water to improve the bottom oil recovery factor, it is characterized in that: the industrial wastewater that the method will contain carbohydrate injects oil reservoir, carries out biochemical reaction under the oil reservoir environment, generates biosurfactant.
2. a kind of method of utilizing waste water to improve the bottom oil recovery factor according to claim 1 is characterized in that: the step of its processing: A, carry out the preliminary treatment of industrial wastewater, remove larger particulate matter and regulate pH=4-7; B, pretreated industrial wastewater and oxidant, zymophyte bacterium liquid are with industrial wastewater: oxidant: zymophyte bacterium liquid equals 100000: 10-100: 15 ratio, inject stratum with the oil well injected water with the discharge capacity of 20-100m3/h being lower than under the oil reservoir fracture pressure; C, jointly inject the stratum with arbitrary proportion and oil well injected water continuously for a long time, in the stratum, carry out the microbial metabolism reaction, generate the metabolite that is conducive to improve the in-place oil recovery ratio such as biosurfactant, CO
2, H
2
3. a kind of method of utilizing waste water to improve the bottom oil recovery factor according to claim 1, it is characterized in that: the thalline content of described zymophyte bacterium liquid is 108-110/L.
4. a kind of method of utilizing waste water to improve the bottom oil recovery factor according to claim 1 is characterized in that described oxidant is that carbon source is 80-100: 3-5 than nitrogenous source than phosphorus source: 1 mixture.
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| CN2012104719927A CN102966341A (en) | 2012-11-13 | 2012-11-13 | Method for increasing stratum layer oil recovery factor by utilizing wastewater |
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| CN2012104719927A CN102966341A (en) | 2012-11-13 | 2012-11-13 | Method for increasing stratum layer oil recovery factor by utilizing wastewater |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246151A (en) * | 2016-08-24 | 2016-12-21 | 烟台智本知识产权运营管理有限公司 | A kind of method utilizing milk products waste to improve water-drive pool yield |
| CN106321038A (en) * | 2016-11-14 | 2017-01-11 | 烟台智本知识产权运营管理有限公司 | Harmless treatment method for sugar industry waste water |
| CN106351620A (en) * | 2016-08-24 | 2017-01-25 | 烟台智本知识产权运营管理有限公司 | Method for utilizing dairy product industrial wastewater for oil well single-well huff and puff treatment |
| CN106368658A (en) * | 2016-11-14 | 2017-02-01 | 烟台智本知识产权运营管理有限公司 | Method for improving crude oil yield by utilizing sugar industry wastewater |
| CN106368657A (en) * | 2016-12-06 | 2017-02-01 | 烟台智本知识产权运营管理有限公司 | Method for improving water-drive reservoir recovery efficiency by means of sugar production industrial wastewater |
| CN106380046A (en) * | 2016-11-14 | 2017-02-08 | 烟台智本知识产权运营管理有限公司 | Sugar refinery industrial wastewater recycling method |
| CN106499373A (en) * | 2016-11-15 | 2017-03-15 | 西安石油大学 | A kind of method that utilization organic solid castoff improves oil recovery factor |
| CN106522904A (en) * | 2016-11-14 | 2017-03-22 | 烟台智本知识产权运营管理有限公司 | Oil well single well injection oil extraction method by using sugar industrial wastewater |
| CN106522905A (en) * | 2016-11-14 | 2017-03-22 | 烟台智本知识产权运营管理有限公司 | Method for using sugar industry wastewater to improve abandoned oil deposit recovery rate |
| CN106593371A (en) * | 2016-11-14 | 2017-04-26 | 烟台智本知识产权运营管理有限公司 | Method for increasing water-flooding reservoir yield through waste water of sugar industry |
| CN106761615A (en) * | 2016-11-14 | 2017-05-31 | 烟台智本知识产权运营管理有限公司 | A kind of method that utilization sugar industry wastewater improves oil well output |
| CN107762462A (en) * | 2017-11-28 | 2018-03-06 | 烟台史密得机电设备制造有限公司 | A kind of method that well yield is improved using brewery's vinasse |
| CN107762446A (en) * | 2017-11-28 | 2018-03-06 | 烟台史密得机电设备制造有限公司 | A kind of method of vinasse and distillery waste water comprehensive utilization |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351620A (en) * | 2016-08-24 | 2017-01-25 | 烟台智本知识产权运营管理有限公司 | Method for utilizing dairy product industrial wastewater for oil well single-well huff and puff treatment |
| CN106246151A (en) * | 2016-08-24 | 2016-12-21 | 烟台智本知识产权运营管理有限公司 | A kind of method utilizing milk products waste to improve water-drive pool yield |
| CN106593371A (en) * | 2016-11-14 | 2017-04-26 | 烟台智本知识产权运营管理有限公司 | Method for increasing water-flooding reservoir yield through waste water of sugar industry |
| CN106368658A (en) * | 2016-11-14 | 2017-02-01 | 烟台智本知识产权运营管理有限公司 | Method for improving crude oil yield by utilizing sugar industry wastewater |
| CN106380046A (en) * | 2016-11-14 | 2017-02-08 | 烟台智本知识产权运营管理有限公司 | Sugar refinery industrial wastewater recycling method |
| CN106522904A (en) * | 2016-11-14 | 2017-03-22 | 烟台智本知识产权运营管理有限公司 | Oil well single well injection oil extraction method by using sugar industrial wastewater |
| CN106522905A (en) * | 2016-11-14 | 2017-03-22 | 烟台智本知识产权运营管理有限公司 | Method for using sugar industry wastewater to improve abandoned oil deposit recovery rate |
| CN106321038A (en) * | 2016-11-14 | 2017-01-11 | 烟台智本知识产权运营管理有限公司 | Harmless treatment method for sugar industry waste water |
| CN106761615A (en) * | 2016-11-14 | 2017-05-31 | 烟台智本知识产权运营管理有限公司 | A kind of method that utilization sugar industry wastewater improves oil well output |
| CN106499373A (en) * | 2016-11-15 | 2017-03-15 | 西安石油大学 | A kind of method that utilization organic solid castoff improves oil recovery factor |
| CN106368657A (en) * | 2016-12-06 | 2017-02-01 | 烟台智本知识产权运营管理有限公司 | Method for improving water-drive reservoir recovery efficiency by means of sugar production industrial wastewater |
| CN107762462A (en) * | 2017-11-28 | 2018-03-06 | 烟台史密得机电设备制造有限公司 | A kind of method that well yield is improved using brewery's vinasse |
| CN107762446A (en) * | 2017-11-28 | 2018-03-06 | 烟台史密得机电设备制造有限公司 | A kind of method of vinasse and distillery waste water comprehensive utilization |
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Application publication date: 20130313 |