CN106121607A - A kind of method utilizing milk products waste to improve crude output - Google Patents
A kind of method utilizing milk products waste to improve crude output Download PDFInfo
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- CN106121607A CN106121607A CN201610710589.3A CN201610710589A CN106121607A CN 106121607 A CN106121607 A CN 106121607A CN 201610710589 A CN201610710589 A CN 201610710589A CN 106121607 A CN106121607 A CN 106121607A
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- 235000013336 milk Nutrition 0.000 title claims abstract description 99
- 239000008267 milk Substances 0.000 title claims abstract description 99
- 210000004080 milk Anatomy 0.000 title claims abstract description 99
- 239000002699 waste material Substances 0.000 title claims abstract description 91
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000002347 injection Methods 0.000 claims abstract description 67
- 239000007924 injection Substances 0.000 claims abstract description 67
- 238000012360 testing method Methods 0.000 claims abstract description 58
- 239000002351 wastewater Substances 0.000 claims abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 14
- 238000004458 analytical method Methods 0.000 claims abstract description 11
- 238000012216 screening Methods 0.000 claims abstract description 8
- 238000011084 recovery Methods 0.000 claims description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000004088 simulation Methods 0.000 claims description 27
- 239000008398 formation water Substances 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 15
- 230000035699 permeability Effects 0.000 claims description 13
- 239000011435 rock Substances 0.000 claims description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 11
- 229920006395 saturated elastomer Polymers 0.000 claims description 11
- 241000894006 Bacteria Species 0.000 claims description 10
- 239000010842 industrial wastewater Substances 0.000 claims description 10
- 239000004531 microgranule Substances 0.000 claims description 10
- 230000003068 static effect Effects 0.000 claims description 10
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 9
- 210000000481 breast Anatomy 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 5
- 230000000844 anti-bacterial effect Effects 0.000 claims description 5
- 238000012136 culture method Methods 0.000 claims description 5
- 238000006297 dehydration reaction Methods 0.000 claims description 5
- 238000011534 incubation Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000010298 pulverizing process Methods 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 230000018044 dehydration Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 8
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 48
- 239000007789 gas Substances 0.000 description 8
- 230000003321 amplification Effects 0.000 description 6
- 238000003199 nucleic acid amplification method Methods 0.000 description 6
- 235000013618 yogurt Nutrition 0.000 description 6
- 235000013365 dairy product Nutrition 0.000 description 5
- 235000014121 butter Nutrition 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003876 biosurfactant Substances 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 235000020186 condensed milk Nutrition 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 235000020124 milk-based beverage Nutrition 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000008935 nutritious Nutrition 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 235000011888 snacks Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/32—Nature of the water, waste water, sewage or sludge to be treated from the food or foodstuff industry, e.g. brewery waste waters
- C02F2103/327—Nature of the water, waste water, sewage or sludge to be treated from the food or foodstuff industry, e.g. brewery waste waters from processes relating to the production of dairy products
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dairy Products (AREA)
Abstract
The invention discloses a kind of method utilizing milk products waste to improve crude output, comprise the following steps: the suspended particle of particle diameter big in waste water is become the suspended particle of small particle, the pH of waste water is adjusted to 6.0～8.0, obtains pretreated milk products waste；The screening of test oil reservoir；Pretreated milk products waste and the determination of air injection rate；On-the-spot test and the tracking of site test results and analysis.Construction technology of the present invention is simple, effectively reduce water-drive pool and improve the cost of crude output, and avoid and outside milk products waste, arrange the environmental pollution caused and the too high problem of processing cost, therefore, the composite can be widely applied to improve in the on-the-spot test of crude output.
Description
Technical field
The invention belongs to technical field of sewage, be specifically related to one and utilize milk products waste to improve crude oil product
The method of amount.
Background technology
Milk products waste is milk powder, fresh milk, modulation milk beverage, fermented yoghourt, yogurt blend, butter, ice cream, snow
The waste water discharged during cake, cheese, lactose, condensed milk and milk product snack production, waste water is essentially from container and equipment
Rinse water, main component contains goods raw material, pH value of waste water 6.5-7.0.Rich in saccharide, starch, protein in milk product waste
With fatty acid etc., it is a kind of nutritious organic wastewater.
Milk products waste is frequently with materialization treatment process and biological filters such as oil removal, precipitation, coagulation air-float, electrochemistry flocculations
The biochemical processing methods such as pond, catalytic oxidation, Aeration tank, oxidation ditch, biological pond process.But there is technique in above-mentioned processing method
The shortcomings such as complicated, processing cost is high, treatment effect instability.
If these milk products waste are directly discharged, not only waste the resource of preciousness, and deal with improperly easily
Putrefactive fermentation, makes water quality blackout foul, causes serious environmental pollution.
Summary of the invention
It is an object of the invention to provide one to turn waste into wealth, the nutrient substance made full use of in milk products waste carries
The method of high crude output, had both effectively reduced the cost of oil exploitation, solved again milk products waste processing cost high
And the problem that discharge brings environmental pollution.
A kind of method utilizing milk products waste to improve crude output, comprises the steps:
(1) filtration of milk products waste
Milk products waste is filtered, isolates the particle diameter float more than 100 μm, the breast system after being filtered
Product industrial wastewater；
(2) process of float
First float after above-mentioned separation being crushed to particle diameter and is less than below 50 μm, the float after secondly pulverizing adds
Enter in the milk products waste after above-mentioned filtration, obtain the milk products waste in microgranule footpath；
(3) waste water after filtering adjusts pH value
Utilize acid or alkali that the pH of the milk products waste in above-mentioned microgranule footpath is adjusted to 6.5～7.5, obtain pretreated
Milk products waste；
(4) screening of oil reservoir is tested
The screening criteria of test oil reservoir is: reservoir temperature less than 90 DEG C, Reservoir Permeability is more than 50 × 10-3μm2, formation water
Salinity is less than 5000mPa.s less than 150000mg/L and viscosity of crude；
(5) determination of pretreated milk products waste injection rate
The determination of pretreated milk products waste injection rate uses physical contradictions method, and concrete steps are such as
Under: load the simulation core identical with testing Reservoir Permeability；Simulation core evacuation, the formation water of saturation testing oil reservoir, meter
Calculate the pore volume of simulation core；The dehydration degassed crude of saturation testing oil reservoir, is saturated to rock core outlet production fluid oil-containing 100%
Till, the initial oil saturation of calculating simulation rock core, the aging 7d of simulation core；Water drive of simulation core, water drive is to extraction
Liquid aqueous to current test oil reservoir production fluid average moisture content value；Inject the milk product industrial wastewater pretreatment of different volumes, training
Support 7-15d；Secondary water drive calculates raising recovery ratio value to production fluid aqueous 98%；True according to the size improving recovery ratio value
The injection rate of fixed pretreated milk products waste；
(6) determination of air injection allocation amount
The determination of air injection rate uses static culture method, and concrete grammar is as follows: 1. take 100mL pretreatment dairy processing industry
Waste water and the formation water of 100mL test oil reservoir, uniformly load in High pressure culture device after mixing；2. note in above-mentioned High pressure culture device
Entering different volumes air, static culture 3-15d, cultivation temperature is the temperature of test oil reservoir, cultivates the pressure that pressure is test oil reservoir
Power；3. incubation time terminate sampling detection antibacterial bacterium dense, determine the injection allocation amount of air according to the size of bacteria concentration；
(7) on-the-spot test and the tracking of field test results and analysis
High pressure pump truck is utilized to be injected from the water injection well of test oil reservoir by pretreated milk products waste, simultaneously profit
With air compressor injection allocation air from well；On-the-spot off-test post analysis field test results, calculates oil increment, improves and adopt
Yield value and input-output ratio.
Described acid is hydrochloric acid or acetic acid, and described alkali is sodium hydroxide or potassium hydroxide.
Described pretreated milk products waste injection rate is 0.2-1.0PV, and described air injection rate is empty
Gas and pretreated milk products waste proportional volume are 1～20:1.
Described pretreated milk products waste scene injection rate is 8～10m3/ h, described air is on-the-spot
Injection rate is (2～5) × 102Nm3/ h (mark side/hour).
It is endogenous micro-that the present invention utilizes in milk products waste that abundant nutrient substance carbon, nitrogen and phosphorus source activate in oil reservoir
Biological generation biogas (CH4、H2、CO2), biosurfactant；The biogas produced reduces the viscous of test oil reservoir Crude Oil
Degree, the biosurfactant of generation reduces oil water interfacial tension in test oil reservoir, thus reduces oil and water mobility ratio, finally improves
The oil recovery factor of test oil reservoir.
The present invention compared with prior art has the advantage that and beneficial effect:
(1) present invention process is simple, easy and simple to handle, therefore, is conducive to on-the-spot popularization and application；
(2) present invention is effectively utilized milk products waste, it is to avoid environmental pollution that discharge of wastewater brings and useless
The problem that cost of water treatment is high；
(3) present invention has small investment, low cost, advantage that field test results is good.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described further, but protection scope of the present invention is not limited in
This:
Embodiment 1
Certain oil field block B1Reservoir temperature 87 DEG C, reservoir pressure is 12.3MPa, permeability 980 × 10-3μm2, hole
Degree 34.2%, pore volume 5.0 × 104m3, viscosity of crude is 3245mPa.s, and formation water salinity is 25620mg/L, can adopt storage
Amount 3.5 × 104T, current block comprehensive water cut is 95.3%.Outside certain fresh milk, fermented yoghourt, yogurt blend, butter manufacturer
The milk products waste of row, pH value is 6.0.The method utilizing the present invention improves this block recovery ratio, is embodied as step and is:
(1) filtration of milk products waste
Milk products waste is filtered, isolates the particle diameter float more than 100 μm, the breast system after being filtered
Product industrial wastewater.
(2) process of float
Float after above-mentioned separation is crushed to particle diameter is below 50 μm, and the float after secondly pulverizing adds above-mentioned
In milk products waste after filtration, obtain the milk products waste in microgranule footpath.
(3) waste water after filtering adjusts pH value
Utilize sodium hydroxide that the pH of the milk products waste in above-mentioned microgranule footpath is adjusted to 6.5 and obtain pretreated breast system
Product industrial wastewater.
(4) screening of oil reservoir is tested
The temperature of test oil reservoir is 87 DEG C, Reservoir Permeability is 980 × 10-3μm2, formation water salinity be 25620mg/L,
Viscosity of crude is 3245mPa.s, meets the present invention and tests the standard of reservoir selection.
(5) determination of pretreated milk products waste injection rate
The determination of pretreated milk products waste injection rate uses physical contradictions method, and concrete steps are such as
Under: loading permeability is 980 × 10-3μm2Simulation core；Simulation core evacuation, saturated block B1Formation water, calculate mould
Intend the pore volume of rock core；Saturated block B1Dehydration degassed crude, be saturated to rock core outlet production fluid oil-containing 100% till,
The initial oil saturation of calculating simulation rock core, the aging 7d of simulation core；Water drive of simulation core, water drive is aqueous to Produced Liquid
Till being 95.3%, inject the pretreated milk products waste of different volumes, cultivate 7d；Secondary water drive is aqueous to production fluid
Till 98%, calculate and improve recovery ratio value；Size according to improving recovery ratio value determines pretreated milk products waste
Injection rate.The results are shown in Table 1.
The pretreated milk products waste of table 1 different volumes improves recovery ratio value
As it can be seen from table 1 along with the increase of milk products waste injection rate, improve recovery ratio value and also increase as,
But when injection rate is more than 0.8PV, the amplification improving recovery ratio value is inconspicuous, therefore, the milk products waste of selection injects
Amount is 0.8PV, and improving recovery ratio value is 12.3%.
(6) determination of air injection allocation amount
The determination of air injection rate uses static culture method, and concrete grammar is as follows: 1. take 100mL pretreatment dairy processing industry
Waste water and 100mL block B1Formation water, uniformly load in High pressure culture device after mixing；2. inject in above-mentioned High pressure culture device
Different volumes air, static culture 3d, cultivation temperature is 87 DEG C, cultivates pressure 12.3MPa；3. incubation time terminates sampling detection
The bacterium of antibacterial is dense, determines the injection allocation amount of air according to the size of bacteria concentration.Experimental result is shown in Table 2.
The air of table 2 different volumes improves recovery ratio value
From table 2 it can be seen that along with the increase of air injection rate, improve recovery ratio value and also increase as, but work as gas liquid ratio
During more than 5:1, improve recovery ratio value amplification inconspicuous, therefore, the injection allocation amount of the air of selection be gas liquid ratio be 5:1.
(7) on-the-spot test and the tracking of field test results and analysis
Utilize high pressure pump truck by pretreated milk products waste 4.0 × 104m3, with 8m3/ h injection rate is from examination
Test in the water injection well of oil reservoir and inject, utilize air compressor with 2 × 10 simultaneously2Nm3The injection rate of/h injection allocation air from well
2.0×105Nm3；On-the-spot off-test post analysis field test results, calculates oil increment, improves recovery ratio value and input and output
Ratio.
By utilizing, the test of the method scene is accumulative increases oil 0.343 × 104T, improves oil recovery factor 9.8%, puts into and produces
Go out than for 1:3.5.
Embodiment 2
Certain oil field block B2Reservoir temperature 80 DEG C, reservoir pressure is 13.2MPa, permeability 1250 × 10-3μm2, hole
Porosity 34.7%, pore volume 7.5 × 104m3, viscosity of crude is 1568mPa.s, and formation water salinity is 56380mg/L, can adopt
Reserves 4.8 × 104T, current block comprehensive water cut is 93.5%.Certain fresh milk, fermented yoghourt, yogurt blend, butter manufacturer
The milk products waste of outer row, pH value is 6.2.The method utilizing the present invention improves this block recovery ratio, is embodied as step
For:
(1) filtration of milk products waste
Milk products waste is filtered, isolates the particle diameter float more than 100 μm, the breast system after being filtered
Product industrial wastewater.
(2) process of float
Float after above-mentioned separation is crushed to particle diameter is below 50 μm, and the float after secondly pulverizing adds above-mentioned
In milk products waste after filtration, obtain the milk products waste in microgranule footpath.
(3) waste water after filtering adjusts pH value
Utilize sodium hydroxide that the pH of the milk products waste in above-mentioned microgranule footpath is adjusted to 7.0 and obtain pretreated breast system
Product industrial wastewater.
(4) screening of oil reservoir is tested
The temperature of test oil reservoir is 80 DEG C, Reservoir Permeability is 1250 × 10-3μm2, formation water salinity be 56380mg/
L, viscosity of crude is 1568mPa.s, meets the present invention and tests the standard of reservoir selection.
(5) determination of pretreated milk products waste injection rate
The determination of pretreated milk products waste injection rate uses physical contradictions method, and concrete steps are such as
Under: loading permeability is 1250 × 10-3μm2Simulation core；Simulation core evacuation, saturated block B2Formation water, calculate
The pore volume of simulation core；Saturated block B2Dehydration degassed crude, be saturated to rock core outlet production fluid oil-containing 100% be
Only, the initial oil saturation of calculating simulation rock core, the aging 7d of simulation core；Water drive of simulation core, water drive is to Produced Liquid
Aqueous be 93.5% till, inject the pretreated milk products waste of different volumes, cultivate 10d；Secondary water drive is to output
Till liquid aqueous 98%, calculate and improve recovery ratio value；Size according to improving recovery ratio value determines pretreated milk product work
The injection rate of industry waste water.The results are shown in Table 3.
The pretreated milk products waste of table 3 different volumes improves recovery ratio value
From table 3 it can be seen that along with the increase of milk products waste injection rate, improve recovery ratio value and also increase as,
But when injection rate is more than 0.6PV, the amplification improving recovery ratio value is inconspicuous, therefore, the milk products waste of selection injects
Amount is 0.6PV, and improving recovery ratio value is 11.2%.
(6) determination of air injection allocation amount
The determination of air injection rate uses static culture method, and concrete grammar is as follows: 1. take 100mL pretreatment dairy processing industry
Waste water and 100mL block B2Formation water, uniformly load in High pressure culture device after mixing；2. inject in above-mentioned High pressure culture device
Different volumes air, static culture 9d, cultivation temperature is 80 DEG C, cultivates pressure 13.2MPa；3. incubation time terminates sampling detection
The bacterium of antibacterial is dense, determines the injection allocation amount of air according to the size of bacteria concentration.Experimental result is shown in Table 4.
The air of table 4 different volumes improves recovery ratio value
From table 4, it can be seen that along with the increase of air injection rate, improve recovery ratio value and also increase as, but work as gas liquid ratio
During more than 10:1, improve recovery ratio value amplification inconspicuous, therefore, the injection allocation amount of the air of selection be gas liquid ratio be 10:1.
(7) on-the-spot test and the tracking of field test results and analysis
Utilize high pressure pump truck by pretreated milk products waste 4.5 × 104m3, with 9m3/ h injection rate is from examination
Test in the water injection well of oil reservoir and inject, utilize air compressor with 3 × 10 simultaneously2Nm3The injection rate of/h injection allocation air from well
4.5×105Nm3；On-the-spot off-test post analysis field test results, calculates oil increment, improves recovery ratio value and input and output
Ratio.
By utilizing, the test of the method scene is accumulative increases oil 0.542 × 104T, improves oil recovery factor 11.3%, puts into and produces
Go out than for 1:4.0.
Embodiment 3
Certain oil field block B3Reservoir temperature 67 DEG C, reservoir pressure is 10.5MPa, permeability 570 × 10-3μm2, hole
Degree 32.3%, pore volume 6.5 × 104m3, viscosity of crude is 2982mPa.s, and formation water salinity is 19560mg/L, can adopt storage
Amount 7.2 × 104T, current block comprehensive water cut is 92.0%.The milk products waste of row, pH value outside certain milk powder producing producer
It is 6.2.The method utilizing the present invention improves this block recovery ratio, is embodied as step and is:
(1) filtration of milk products waste
Milk products waste is filtered, isolates the particle diameter float more than 100 μm, the breast system after being filtered
Product industrial wastewater.
(2) process of float
Float after above-mentioned separation is crushed to particle diameter is below 50 μm, and the float after secondly pulverizing adds above-mentioned
In milk products waste after filtration, obtain the milk products waste in microgranule footpath.
(3) waste water after filtering adjusts pH value
Utilize potassium hydroxide that the pH of the milk products waste in above-mentioned microgranule footpath is adjusted to 7.5 and obtain pretreated breast system
Product industrial wastewater.
(4) screening of oil reservoir is tested
The temperature of test oil reservoir is 67 DEG C, Reservoir Permeability is 570 × 10-3μm2, formation water salinity be 19560mg/L,
Viscosity of crude is 2982mPa.s, meets the present invention and tests the standard of reservoir selection.
(5) determination of pretreated milk products waste injection rate
The determination of pretreated milk products waste injection rate uses physical contradictions method, and concrete steps are such as
Under: loading permeability is 570 × 10-3μm2Simulation core；Simulation core evacuation, saturated block B3Formation water, calculate mould
Intend the pore volume of rock core；Saturated block B3Dehydration degassed crude, be saturated to rock core outlet production fluid oil-containing 100% till,
The initial oil saturation of calculating simulation rock core, the aging 7d of simulation core；Water drive of simulation core, water drive is aqueous to Produced Liquid
Till being 92.0%, inject the pretreated milk products waste of different volumes, cultivate 15d；Secondary water drive contains to production fluid
Till water 98%, calculate and improve recovery ratio value；Determine that pretreated dairy processing industry is given up according to the size improving recovery ratio value
The injection rate of water.The results are shown in Table 5.
The pretreated milk products waste of table 5 different volumes improves recovery ratio value
As can be seen from Table 5, along with the increase of milk products waste injection rate, improve recovery ratio value and also increase as,
But when injection rate is more than 0.4PV, the amplification improving recovery ratio value is inconspicuous, therefore, the milk products waste of selection injects
Amount is 0.4PV, and improving recovery ratio value is 10.3%.
(6) determination of air injection allocation amount
The determination of air injection rate uses static culture method, and concrete grammar is as follows: 1. take 100mL pretreatment dairy processing industry
Waste water and 100mL block B3Formation water, uniformly load in High pressure culture device after mixing；2. inject in above-mentioned High pressure culture device
Different volumes air, static culture 15d, cultivation temperature is 67 DEG C, cultivates pressure 10.5MPa；3. incubation time terminates sampling inspection
The bacterium surveying antibacterial is dense, determines the injection allocation amount of air according to the size of bacteria concentration.Experimental result is shown in Table 6.
The air of table 6 different volumes improves recovery ratio value
As can be seen from Table 6, along with the increase of air injection rate, improve recovery ratio value and also increase as, but work as gas liquid ratio
During more than 5:1, improve recovery ratio value amplification inconspicuous, therefore, the injection allocation amount of the air of selection be gas liquid ratio be 5:1.
(7) on-the-spot test and the tracking of field test results and analysis
Utilize high pressure pump truck by pretreated milk products waste 2.6 × 104m3, with 10m3/ h injection rate be from
The water injection well of test oil reservoir injects, utilizes air compressor with 5 × 10 simultaneously2Nm3The injection allocation from well of the injection rate of/h is empty
Gas 1.3 × 105Nm3；On-the-spot off-test post analysis field test results, calculates oil increment, improves recovery ratio value and put into product
Go out ratio.
By utilizing, the test of the method scene is accumulative increases oil 0.886 × 104T, improves oil recovery factor 12.3%, puts into and produces
Go out than for 1:4.2.
Claims (7)
1. the method utilizing milk products waste to improve crude output, comprises the steps:
(1) filtration of milk products waste
Milk products waste is filtered, isolates the particle diameter float more than 100 μm, the milk product work after being filtered
Industry waste water；
(2) process of float
First float after above-mentioned separation being crushed to particle diameter and is less than below 50 μm, the float after secondly pulverizing adds
State in the milk products waste after filtration, obtain the milk products waste in microgranule footpath；
(3) waste water after filtering adjusts pH value
Utilize acid or alkali that the pH of the milk products waste in above-mentioned microgranule footpath is adjusted to 6.5～7.5, obtain pretreated breast system
Product industrial wastewater；
(4) screening of oil reservoir is tested
The screening criteria of test oil reservoir is: reservoir temperature less than 90 DEG C, Reservoir Permeability is more than 50 × 10-3μm2, formation water mineralising
Degree is less than 5000mPa.s less than 150000mg/L and viscosity of crude；
(5) determination of pretreated milk products waste injection rate
The determination of pretreated milk products waste injection rate uses physical contradictions method, specifically comprises the following steps that
Load the simulation core identical with test Reservoir Permeability；Simulation core evacuation, the formation water of saturation testing oil reservoir, calculate mould
Intend the pore volume of rock core；The dehydration degassed crude of saturation testing oil reservoir, being saturated to rock core outlet production fluid oil-containing 100% is
Only, the initial oil saturation of calculating simulation rock core, the aging 7d of simulation core；Water drive of simulation core, water drive is to Produced Liquid
Aqueous to current test oil reservoir production fluid average moisture content value；Inject the milk product industrial wastewater pretreatment of different volumes, cultivate
7-15d；Secondary water drive calculates raising recovery ratio value to production fluid aqueous 98%；Size according to improving recovery ratio value determines
The injection rate of pretreated milk products waste；
(6) determination of air injection allocation amount
The determination of air injection rate uses static culture method, and concrete grammar is as follows: 1. take 100mL pretreatment milk products waste
With the formation water of 100mL test oil reservoir, uniformly load in High pressure culture device after mixing；2. inject not in above-mentioned High pressure culture device
Same volume air, static culture 3～15d, cultivation temperature is the temperature of test oil reservoir, cultivates the pressure that pressure is test oil reservoir；
3. incubation time terminate sampling detection antibacterial bacterium dense, determine the injection allocation amount of air according to the size of bacteria concentration；
(7) on-the-spot test and the tracking of field test results and analysis
Utilize high pressure pump truck to be injected from the water injection well of test oil reservoir by pretreated milk products waste, utilize sky simultaneously
Air compressor is injection allocation air from well；On-the-spot off-test post analysis field test results, calculates oil increment, improves recovery ratio
Value and input-output ratio.
The method utilizing milk products waste to improve crude output the most according to claim 1, it is characterised in that described
Acid be hydrochloric acid or acetic acid.
The method utilizing milk products waste to improve crude output the most according to claim 2, it is characterised in that described
Alkali be sodium hydroxide or potassium hydroxide.
The method utilizing milk products waste to improve crude output the most according to claim 1, it is characterised in that described
Pretreated milk products waste injection rate be 0.2～1.0PV.
The method utilizing milk products waste to improve crude output the most according to claim 4, it is characterised in that described
Air injection rate be air and pretreated milk products waste proportional volume is 1～20:1.
The method utilizing milk products waste to improve crude output the most according to claim 1, it is characterised in that described
Pretreated milk products waste scene injection rate be 8～10m3/h。
The method utilizing milk products waste to improve crude output the most according to claim 1 and 2, it is characterised in that
Described air scene injection rate is (2～5) × 102Nm3/h。
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107939360A (en) * | 2017-11-28 | 2018-04-20 | 烟台史密得机电设备制造有限公司 | A kind of method that oil recovery is improved using brewery's vinasse |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107762463A (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 brewery's vinasse recycling |
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| CN107989583A (en) * | 2017-11-28 | 2018-05-04 | 烟台史密得机电设备制造有限公司 | A kind of method that single well stimulation oil recovery is carried out using distillery waste water |
| CN108005624A (en) * | 2017-11-28 | 2018-05-08 | 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 recycling |
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Application publication date: 20161116 |