CN105651641A - Method for evaluating coagulating oil property of crude oil - Google Patents
Method for evaluating coagulating oil property of crude oil Download PDFInfo
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- CN105651641A CN105651641A CN201610021215.0A CN201610021215A CN105651641A CN 105651641 A CN105651641 A CN 105651641A CN 201610021215 A CN201610021215 A CN 201610021215A CN 105651641 A CN105651641 A CN 105651641A
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- oil
- solidifying
- crude oil
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; viscous liquids; paints; inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2823—Oils, i.e. hydrocarbon liquids raw oil, drilling fluid or polyphasic mixtures
Abstract
The invention relates to a method for evaluating coagulating oil property of crude oil and belongs to the technical field of overflowing oil treatment. The method for evaluating the coagulating oil property of crude oil is characterized in that the evaluating process for the coagulating oil property of crude oil comprises the following steps: firstly, adopting a coagulating oil gradient detector for extruding the coagulating oil of the crude oil, thereby acquiring an extrusion output of the coagulating oil, and then evaluating the coagulating oil property according to the quantity of the extrusion output of the coagulating oil. The method provided by the invention can be used for widely and quickly evaluating the index of characteristics of the coagulating oil in the ocean overflowing coagulating oil, has the advantages of high speed, wide application to coagulating oil gradient, accurate evaluation, simple operation and the like, direct theoretical direction and data basis can be more effectively provided for the collection of the coagulating oil, and different gradients of the coagulating oil can be quickly and directly reflected.
Description
Technical field
The invention belongs to oil spilling processing technology field, particularly relate to a kind of method evaluating the solidifying oiliness energy of crude oil.
Background technology
While marine economy high speed development, marine ecology and environment are just subject unprecedented pressure, and wherein oil spilling is one of important polluter destroying marine ecology and environment.
At present, the disposal technology of oil spilling mainly has physics, chemical and biological method. Wherein the method for chemistry is broadly divided into again dispersion and the cohesion of oil spilling. The domestic dispersion to oil spilling at present is studied relatively many, makes oil spilling be scattered in water by spraying the method for oil-spill dispersant to oil spilling, reduces the oil spilling impact on marine environment. The cohesion recovery technology of oil spilling is by spraying fuel thickener, making the process that offshore spilled oil condenses. Solidifying oil tech development is very slow, and being primarily due to the oil spilling after solidification does not still have efficient recovery method. Mostly losing efficacy for the existing oil equipment of receiving such as the multi-functional oil skimmer of coagulation of mass oil spilling (disc type, drum-type, brush), vacuum oil recovering machine, maximally efficient method is the most original artificial involving swab net unexpectedly. And the receipts speed oil of artificial involving swab net and efficiency are very limited, it is impossible to the oil spilling that reply scale is relatively large. In the process of solidifying recovery of oil equipment, how to analyze the key factor that solidifying oil characteristic is equipment development success or failure accurately, and at present for not a kind of effective method of the assessment of solidifying oil characteristic.
Summary of the invention
The present invention solves that the technical problem existed in known technology provides a kind of method evaluating the solidifying oiliness energy of crude oil.
It is an object of the invention to provide a kind of have that speed is fast, adapt to that solidifying oil gradient is wide, evaluate the feature such as accurate evaluate the solidifying oiliness of crude oil can method.
The present invention evaluates the method for crude oil solidifying oil characteristic index, including detection equipment and appraisal procedure. Based on the material characteristic of the solidifying oil of different crude oils, design and develop the detection equipment of a set of sign solidifying oil gradient. On the detection basis of equipment, it is determined that corresponding solidifying oil method of evaluating characteristic.
Solidifying oil gradient detection equipment includes main body, piston-type extrusion device, screen cloth and gravity counterweight etc.
Supporting solidifying oil method of evaluating characteristic, mainly including is full gradient solidifying oil extrusion capacity curve, curve respective intensities evaluation table. Detection equipment and supporting evaluation methodology are applicable to the solidifying oil of crude oil of varying strength gradient.
The present invention evaluates the method for the solidifying oiliness energy of crude oil and is adopted the technical scheme that:
A kind of method evaluating the solidifying oiliness energy of crude oil, is characterized in: the evaluation procedure of the solidifying oiliness energy of crude oil is, first, adopts solidifying oily gradient detector that the solidifying oil of crude oil is extruded, it is thus achieved that to coagulate oil extrusion capacity; Then the how many pairs of solidifying oiliness according to solidifying oil extrusion capacity can be estimated.
The present invention evaluates the method for the solidifying oiliness energy of crude oil and can also adopt the following technical scheme that
The described method evaluating the solidifying oiliness energy of crude oil, it is characterized in: the solidifying oil gradient detector of employing includes main body, piston-type extrusion device, screen cloth and gravity counterweight, piston-type extrusion device is arranged in main body, and piston-type extrusion device is placed gravity counterweight, and piston-type extrusion device bottom is provided with screen cloth.
The described method evaluating the solidifying oiliness energy of crude oil, is characterized in: screen cloth is connected with pallet, is used for holding extruded material.
The described method evaluating the solidifying oiliness energy of crude oil, is characterized in: when can be estimated according to how many pairs of solidifying oiliness of solidifying oil extrusion capacity, adopts full gradient solidifying oil extrusion capacity curve control mode to carry out solidifying oily respective intensities evaluation.
The present invention has the advantage that and has the benefit effect that
Evaluate the technical scheme that the method for crude oil solidifying oiliness energy is brand-new owing to have employed the present invention, compared with prior art, the present invention is with solid or semi-solid intensity for theoretical foundation, the correlation theories knowledge of integrated environment engineering, physics, Oil-Gas Storage and Transportation Engineering and Offshore Engineering, for the problem that the solidifying oil index parameter evaluation in the solidifying oil of oil spilling is more difficult, design a kind of can extensively and be quickly applied in the solidifying oil of marine oil spill the evaluation methodology of solidifying oily characteristic index. A kind of method evaluating crude oil solidifying oil characteristic index provided by the invention has that speed is fast, adapt to that solidifying oil gradient is wide, evaluate the advantages such as accurate, it is possible to receives oil for solidifying oil and provides direct theoretical direction and data basis.
Accompanying drawing explanation
Fig. 1 is the present invention solidifying oil gradient detector arrangement schematic diagram;
Fig. 2 is the structural representation of the screen cloth in Fig. 1;
Fig. 3 is high polymer fuel thickener 1# and Bohai Sea Area crude oil 1# extrusion capacity curve in embodiment 1;
Fig. 4 is high polymer fuel thickener 1# and Bohai Sea Area crude oil 2# extrusion capacity curve in embodiment 2;
Fig. 5 is high polymer fuel thickener 2# and Bohai Sea Area crude oil 3# extrusion capacity curve in embodiment 3.
In figure, 1-counterweight; 2-piston-type extrusion device; 3-main body; 4-screen cloth; 5-pallet; 6-material.
Detailed description of the invention
For the summary of the invention of the present invention, feature and effect can be further appreciated that, hereby enumerate following example, and it be as follows to coordinate accompanying drawing to describe in detail:
Accompanying drawings 1.
Embodiment 1
A kind of method evaluating the solidifying oiliness energy of crude oil, evaluation procedure is: first, adopts solidifying oil gradient detector that the solidifying oil of crude oil is extruded, it is thus achieved that to coagulate oil extrusion capacity; Then the how many pairs of solidifying oiliness according to solidifying oil extrusion capacity can be estimated, and when being estimated, adopts full gradient solidifying oil extrusion capacity curve control mode to carry out the respective intensities evaluation of solidifying oil.
The solidifying oil gradient detector adopted includes main body 3, piston-type extrusion device 2, screen cloth 4 and gravity counterweight 1, and piston-type extrusion device is arranged in main body, and piston-type extrusion device is placed gravity counterweight, and piston-type extrusion device bottom is provided with screen cloth.Screen cloth 4 is connected with pallet 5, is used for holding extruded material 6.
The concrete operations evaluation procedure of the present embodiment is as follows:
The present embodiment adds in solidifying oil gradient detection equipment body by evaluate solidifying oil, piston-type extrusion device is put in main body, gravity counterweight is placed on piston-type extrusion device, then gravity counterweight extrusion piston formula squeezer, by measuring its solidifying oil quality squeezed out through screen cloth, evaluate solidifying oil hardness.
Concrete equipment operation: being added in beaker by a certain amount of sea water, fuel thickener mixes by different proportion with different crude oils respectively, stirs certain time under given pace, observes and record experimental phenomena; After standing a period of time, take out oil agent mixture, put into self-control detecting instrument, add the weight of rated weight above, keep certain time, take off weight, scrape the oil agent mixture of extrusion, weigh, record data, average in triplicate.
Evaluation methodology: by detecting instrument to the measurement of extrusion capacity of solidifying oil and calculating, draws the extrusion capacity curve of the solidifying oil of different gradient. By the association analysis of solidifying oil amount of compression with its apparent intensity, and then solidifying oil strength characteristics is evaluated.
Experimental group: mix according to different proportion with Bohai Sea Area crude oil 1# with U.S. high polymer fuel thickener 1#, prepare the solidifying oil of different conditions, every kind of solidifying oil takes a certain amount of putting in homemade solidifying oil gradient detection equipment.
Blank group: take crude oil same amount of with experimental group, be not added with fuel thickener.
High polymer fuel thickener 1# and Bohai Sea crude oil 1# solidifying oil respective intensities evaluation table such as table 1 below.
Table 1 high polymer fuel thickener 1# and Bohai Sea Area crude oil 1# respective intensities evaluation table
| Oil ratio | Extrusion capacity (%) | Experimental phenomena |
| 20% | 49.1 | In paste soft solid, hardness is only small |
| 30% | 39.0 | Bulk and bit solid mixture, hardness is bigger |
| 40% | 13.9 | Bulk and bit solid mixture, hardness is bigger |
| 50% | 3.8 | The mixture of bulk solid and the little solid of graininess, hardness is bigger |
| 60% | 6.4 | The little solid of dispersed, bulk solid is less, and hardness is bigger |
| 70% | 13.6 | Major part is the little solid of dispersed, and hardness is bigger |
High polymer fuel thickener 1# and Bohai Sea Area crude oil 1# extrusion capacity curve such as Fig. 3 shows. Blank group extrusion capacity is 96.4%.
Knowing from accompanying drawing 3 with experimental phenomena contrast, the solidifying oil to varying strength gradient, its solidifying oil extrusion capacity has corresponding corresponding relation to apparent intensity. Solidifying oil extrusion capacity is more than 40%, and solidifying oil apparent intensity is soft; Solidifying oil extrusion capacity is at 10%-40%, during solidifying oil apparent intensity is; Solidifying oil extrusion capacity is below 10%, and solidifying oil apparent intensity is hard. By drawing the extrusion capacity curve of different solidifying oil, set up the corresponding relation of different extrusion capacity and solidifying oil apparent intensity, and then the solidifying oil of different gradients is carried out intensity sign and evaluation.
Embodiment 2
A kind of method evaluating the solidifying oiliness energy of crude oil, evaluation procedure is with embodiment 1. Wherein,
Experimental group: mix according to different proportion with Bohai Sea Area crude oil 2# with U.S. high polymer fuel thickener 1#, prepare the solidifying oil of different conditions, every kind of solidifying oil takes a certain amount of putting in homemade solidifying oil gradient detection equipment.
Blank group: take crude oil same amount of with experimental group, be not added with fuel thickener.
High polymer fuel thickener 1# and Bohai Sea crude oil 2# solidifying oil respective intensities evaluation table such as table 2 below.
Table 2 high polymer fuel thickener 1# and Bohai Sea Area crude oil 2# solidifying oil respective intensities evaluation table
| Oil ratio | Extrusion capacity (%) | Experimental phenomena |
| 40% | 34.2 | The soft cream solid of monoblock, hardness is little |
| 50% | 28.8 | The soft cream solid of monoblock, hardness is little |
| 60% | 17 | The hard cream solid of fritter, hardness is bigger |
| 70% | 9.1 | The hard cream solid of fritter, hardness is bigger |
| 80% | 5.5 | The hard cream solid of several bulks, hardness is bigger |
| 90% | 4.3 | The hard cream solid of several bulks, hardness is bigger |
High polymer fuel thickener 1# and Bohai Sea Area crude oil 2# solidifying oil extrusion capacity curve such as Fig. 4 shows.Matched group extrusion capacity is 95.7%.
Knowing from accompanying drawing 4 with experimental phenomena contrast, the solidifying oil to varying strength gradient, its solidifying oil extrusion capacity has corresponding corresponding relation to apparent intensity. Solidifying oil extrusion capacity is more than 30%, and solidifying oil apparent intensity is soft; Solidifying oil extrusion capacity is at 10%-30%, during solidifying oil apparent intensity is; Solidifying oil extrusion capacity is below 10%, and solidifying oil apparent intensity is hard. By drawing the extrusion capacity curve of different solidifying oil, set up the corresponding relation of different extrusion capacity and solidifying oil apparent intensity, and then the solidifying oil of different gradients is carried out intensity sign and evaluation.
Embodiment 3
A kind of method evaluating the solidifying oiliness energy of crude oil, evaluation procedure is with embodiment 1. Wherein,
Experimental group: U.S. high polymer fuel thickener 2# mixes according to different proportion with Bohai Sea Area crude oil 3#, prepares the solidifying oil of different conditions, every kind of solidifying oil takes a certain amount of putting in homemade solidifying oil gradient detection equipment.
Blank group: take crude oil same amount of with experimental group, be not added with fuel thickener.
High polymer fuel thickener 2# and Bohai Sea Area crude oil 3# solidifying oil respective intensities evaluation table such as table 3 below.
Table 3 high polymer fuel thickener 2# and Bohai Sea Area crude oil 3# solidifying oil respective intensities evaluation table
| Oil ratio | Extrusion capacity (%) | Experimental phenomena |
| 50% | 53.9 | The rare soft thickness of monoblock has fluidity substance |
| 60% | 52.0 | Monoblock paste viscoelastic solid |
| 70% | 59.0 | Monoblock cream solid |
| 80% | 47.2 | Big block harder cream solid |
| 90% | 17.7 | Little blocks of solid, every fritter is not easily destroyed |
| 100% | 14.6 | Dispersion fine granularity solid, on a small quantity bigger ball, quality is harder |
| 110% | 7.5 | Dispersion fine granularity solid, every fritter is not easily destroyed, |
| 120% | 13.9 | Dispersion fine granularity solid, every fritter is not easily destroyed |
High polymer fuel thickener 2# and Bohai Sea Area crude oil 3# solidifying oil extrusion capacity curve such as Fig. 5 shows. Matched group extrusion capacity is 96.2%.
Knowing from accompanying drawing 5 with experimental phenomena contrast, the solidifying oil to varying strength gradient, its solidifying oil extrusion capacity has corresponding corresponding relation to apparent intensity. Solidifying oil extrusion capacity is more than 40%, and solidifying oil apparent intensity is soft; Solidifying oil extrusion capacity is at 10%-40%, during solidifying oil apparent intensity is; Solidifying oil extrusion capacity is below 10%, and solidifying oil apparent intensity is hard. By drawing the extrusion capacity curve of different solidifying oil, set up the corresponding relation of different extrusion capacity and solidifying oil apparent intensity, and then the solidifying oil of different gradients is carried out intensity sign and evaluation.
Embodiment proves, a kind of crude oil of evaluating coagulates the method for the oil characteristic index solidifying oil to varying strength gradient, by drawing the extrusion capacity curve of different solidifying oil, set up the corresponding relation of different extrusion capacity and solidifying oil apparent intensity, and then the solidifying oil of different gradients is carried out intensity sign and evaluation.
Claims (4)
1. the method evaluating the solidifying oiliness energy of crude oil, is characterized in that: the evaluation procedure of the solidifying oiliness energy of crude oil is, first, adopts solidifying oily gradient detector that the solidifying oil of crude oil is extruded, it is thus achieved that to coagulate oil extrusion capacity; Then the how many pairs of solidifying oiliness according to solidifying oil extrusion capacity can be estimated.
2. the method for the solidifying oiliness energy of evaluation crude oil according to claim 1, it is characterized in that: the solidifying oil gradient detector of employing includes main body, piston-type extrusion device, screen cloth and gravity counterweight, piston-type extrusion device is arranged in main body, placing gravity counterweight on piston-type extrusion device, piston-type extrusion device bottom is provided with screen cloth.
3. the method for the solidifying oiliness energy of evaluation crude oil according to claim 2, is characterized in that: screen cloth is connected with pallet, is used for holding extruded material.
4. the method evaluating the solidifying oiliness energy of crude oil according to claim 1,2 or 3, is characterized in that: when can be estimated according to how many pairs of solidifying oiliness of solidifying oil extrusion capacity, adopts full gradient solidifying oil extrusion capacity curve control mode to carry out solidifying oily respective intensities evaluation.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101680869A (en) * | 2007-02-12 | 2010-03-24 | 古舍股份有限公司 | Method and apparatus for obtaining heavy oil samples from a reservoir sample |
| CN102095604A (en) * | 2010-11-12 | 2011-06-15 | 北京星达技术开发公司 | Self-absorption crude oil sampler of piston type |
| CN102876354A (en) * | 2012-10-12 | 2013-01-16 | 西南石油大学 | Device and method for dehydrating crude oil |
| WO2015069436A3 (en) * | 2013-11-08 | 2015-08-06 | Ge Oil & Gas Esp, Inc. | Electric submersible motor oil expansion compensator |
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2016
- 2016-01-13 CN CN201610021215.0A patent/CN105651641A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101680869A (en) * | 2007-02-12 | 2010-03-24 | 古舍股份有限公司 | Method and apparatus for obtaining heavy oil samples from a reservoir sample |
| CN102095604A (en) * | 2010-11-12 | 2011-06-15 | 北京星达技术开发公司 | Self-absorption crude oil sampler of piston type |
| CN102876354A (en) * | 2012-10-12 | 2013-01-16 | 西南石油大学 | Device and method for dehydrating crude oil |
| WO2015069436A3 (en) * | 2013-11-08 | 2015-08-06 | Ge Oil & Gas Esp, Inc. | Electric submersible motor oil expansion compensator |
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Application publication date: 20160608 |