CN205024167U - Crude oil dehydration appearance - Google Patents
Crude oil dehydration appearance Download PDFInfo
- Publication number
- CN205024167U CN205024167U CN201520652308.4U CN201520652308U CN205024167U CN 205024167 U CN205024167 U CN 205024167U CN 201520652308 U CN201520652308 U CN 201520652308U CN 205024167 U CN205024167 U CN 205024167U
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- China
- Prior art keywords
- crude oil
- kettle
- water cooler
- dewatering instrument
- instrument according
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- 239000010779 crude oil Substances 0.000 title claims abstract description 79
- 230000018044 dehydration Effects 0.000 title abstract description 16
- 238000006297 dehydration reaction Methods 0.000 title abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 35
- 239000003507 refrigerant Substances 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 238000005660 chlorination reaction Methods 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 238000004821 distillation Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 21
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The utility model provides a crude oil dehydration appearance. This crude oil dehydration appearance includes: the distillation kettle comprises a kettle body with an inner cavity and a sealing cover body positioned at the top of the kettle body; the bottom of the kettle body is also provided with a distillation kettle discharge port; the heater is arranged inside the kettle body and used for heating the crude oil in the inner cavity of the kettle body; the cooler is arranged on one side of the sealing cover body facing the kettle body; the oil-water separator is arranged inside the kettle body and is positioned below the cooler; the oil-water separator is provided with a condensate inlet and a separator outlet, the condensate inlet is used for receiving condensate formed by cooling of the cooler, and the separator outlet is close to the bottom of the inner cavity. The crude oil dehydration instrument has the characteristics of rapid dehydration and high dehydration rate.
Description
Technical field
The utility model relates to dehydrating of crude oil field, in particular to a kind of crude oil dewatering instrument.
Background technology
The existing technique removing former water content in oil comprises EDN, distillation method, chemical demulsification, centrifuging, supersonic method and microwave irradiation etc.
The method adopting common distil process to carry out original dehydration is mainly applicable to thin oil dehydration, but also there is light composition loss in dehydration Crude Oil, the problem that oil property changes.Adopt centrifuging process to carry out the method for dehydrating of crude oil, be difficult to water content control in the crude oil after by process at below 0.5wt%, generally this quasi-instrument is applicable to moisture less demanding Oil Field, and is not suitable for laboratory dehydration.Chemical demulsification is general also for Oil Field, and be not suitable with laboratory dehydration, one is moisture exceeding standard, and two is that a kind of emulsion splitter can only for a kind of crude oil of character, narrow application range.Supersonic method and microwave irradiation is domestic is also in conceptual phase, does not have ripe product.What current comparative maturity, comparision of production were many is the dehydrating apparatus adopting the de-principle of electricity.Such dehydrating apparatus is for the crude oil of viscosity at more than 5000mpas, and dehydration in continuous 24 hours, water ratio does not reach 0.5% yet, and mainly because oil is thick, strength of electric field can not destroy the creamy texture of profit.By a large amount of experiments and investigation and consulting, the conclusion that we draw is: for heavy oil dehydration, and domestic at present also do not have particularly preferred terms of settlement.
Summary of the invention
Main purpose of the present utility model is to provide a kind of crude oil dewatering instrument, is greater than the problem that in the dehydrating of crude oil process of 5000mpas, light component easily runs off to solve in prior art to viscosity.
To achieve these goals, the utility model on the one hand provides a kind of crude oil dewatering instrument, and crude oil dewatering instrument comprises: still kettle, comprises the kettle with inner chamber, and is positioned at the sealing lid at top of kettle; The bottom of kettle is also provided with still kettle discharge outlet; Well heater, is arranged on the inside of kettle, for heating the crude oil of the inner chamber being arranged in kettle; Water cooler, is arranged on the side towards kettle of sealing lid; And water-and-oil separator, be arranged on the inside of kettle, and be positioned at the below of water cooler; Water-and-oil separator is provided with condensate inlet and separator outlet, the phlegma that condensate inlet is formed for accepting water cooler cooling, and separator outlet is near the bottom of inner chamber.
Further, water cooler is back taper water cooler, and the cone top part of water cooler is towards the inner chamber of kettle, and the cone bottom surface of water cooler is connected with sealing lid.
Further, cooling apparatus has the inner chamber of hollow structure, and the inner chamber of water cooler is used for holding refrigerant, and the cone bottom surface of water cooler is provided with refrigerant inlet and refrigerant exit.
Further, water-and-oil separator comprises carrier and diversion division, and carrier is connected with the flow-guiding mouth of diversion division by diversion division, and condensate inlet is arranged on carrier, and separator outlet is arranged on diversion division.
Further, the bore of condensate inlet is greater than the bore of flow-guiding mouth.
Further, the sidewall of diversion division is provided with one or more hole.
Further, the bottom of still kettle is also provided with temperature sensor.
Further, still kettle is also provided with tensimeter.
Further, still kettle discharge outlet is selectively connected with water pipe or oil pipeline.
Further, crude oil dewatering instrument also comprises crude oil strainer, crude oil strainer is provided with filter inlet and filter outlet, and filter inlet is connected with oil pipeline.
Further, in strainer, be provided with filtering layer, and filtering layer is chlorination calcium layer and/or crude salt.
Application the technical solution of the utility model, this crude oil dewatering instrument has airtight still kettle, and this can make viscous crude still-process carry out under airtight environment, avoids the light component in viscous crude to lose because of distillation.Well heater can heat viscous crude, makes the light component in viscous crude and water be converted into steam.But carry out distilling under airtight environment easily making pressure increase in still kettle, this easily suppresses the carrying out of still-process, and in crude oil dewatering instrument, set up water cooler be conducive to the vapor condensation in still-process, thus the pressure reduced in still kettle makes still-process continue to carry out.Due to the difference of density, the phlegma in condenser can present profit layering through placement, the oil in phlegma and water can be separated by controlling disengaging time.Then by still kettle discharge outlet, oil and water are discharged respectively, thus reach the object of the moisture removal in viscous crude.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of a kind of preferred crude oil dewatering instrument that the utility model provides;
Fig. 2 shows the structural representation of a kind of preferred taper water cooler that the utility model provides; And
Fig. 3 shows the structural representation of the preferred crude oil dewatering instrument of another kind that the utility model provides;
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
100, still kettle; 101, still kettle discharge outlet; 110, kettle; 120, lid is sealed; 200, well heater; 300, water cooler; 301, refrigerant inlet; 302, refrigerant exit; 400, water-and-oil separator; 401, condensate inlet; 402, separator outlet; 403, hole; 410, carrier; 420, diversion division; 500, temperature sensor; 600, tensimeter; 700, crude oil strainer; 701, filter inlet; 702, filter outlet; 703, filtering layer.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
For convenience of description, here can usage space relative terms, as " ... on ", " in ... top ", " at ... upper surface ", " above " etc., be used for the spatial relation described as a device shown in the figure or feature and other devices or feature.Should be understood that, space relative terms is intended to comprise the different azimuth in use or operation except the described in the drawings orientation of device.Such as, " in other devices or structure below " or " under other devices or structure " will be positioned as after if the device in accompanying drawing is squeezed, being then described as the device of " above other devices or structure " or " on other devices or structure ".Thus, exemplary term " in ... top " can comprise " in ... top " and " in ... below " two kinds of orientation.This device also can other different modes location (90-degree rotation or be in other orientation), and relatively describe space used here and make respective explanations.
As described by background technology, existing dehydrating apparatus carries out existing in dehydration to the crude oil that viscosity is 5000mpas the problem that light component easily runs off.In order to solve the problems of the technologies described above, the utility model provides a kind of crude oil dewatering instrument, and as shown in Figure 1, crude oil dewatering instrument comprises: still kettle 100, comprises the kettle 110 with inner chamber, and is positioned at the sealing lid 120 at top of kettle 110; The bottom of kettle 110 is also provided with still kettle discharge outlet 101; Well heater 200, is arranged on the inside of kettle 110, for heating the viscous crude of the inner chamber being arranged in kettle 110; Water cooler 300, is arranged on the side towards kettle 110 of sealing lid 120; And water-and-oil separator 400, be arranged on the inside of kettle 110, and be positioned at the below of water cooler 300; Water-and-oil separator 400 is provided with condensate inlet 401 and separator outlet 402, condensate inlet 401 cools for accepting water cooler 300 phlegma formed, and separator outlet 402 is near the bottom of inner chamber.
The application provides a kind of crude oil dewatering instrument.This crude oil dewatering instrument has airtight still kettle 100, and this can make crude oil distillation process carry out under airtight environment, avoids the light component in crude oil to lose because of distillation.Well heater 200 can heat crude oil, makes the light component in crude oil and water be converted into steam.But carry out distilling under airtight environment easily making pressure increase in still kettle 100, this easily suppresses the carrying out of still-process, and in crude oil dewatering instrument, set up water cooler 300 be conducive to the vapor condensation in still-process, thus the pressure reduced in still kettle 100 makes still-process continue to carry out.Due to the difference of density, the phlegma in condenser can present profit layering through placement, the oil in phlegma and water can be separated by controlling disengaging time.Then by still kettle discharge outlet 101, oil and water are discharged respectively, thus reach the object of the moisture removal in crude oil.
Adopt above-mentioned crude oil dewatering instrument can by the object of the moisture removal in crude oil.In a preferred embodiment, water cooler 300 is back taper water cooler, and as shown in Figure 2, the cone top part of water cooler is towards the inner chamber of kettle 110, and the cone bottom surface of water cooler is connected with sealing lid 120.
Adopt taper water cooler to be conducive to phlegma condensed in steam to converge, thus be conducive to phlegma and flow rapidly into water-and-oil separator 400.
In crude oil dewatering instrument, arrange taper water cooler be conducive to phlegma and flow rapidly in water-and-oil separator 400.In a preferred embodiment, cooling apparatus has the inner chamber of hollow structure, and the inner chamber of water cooler is used for holding refrigerant, and water cooler cone bottom surface is provided with refrigerant inlet 301 and refrigerant exit 302.
Cooling apparatus has the inner chamber of hollow structure to be conducive to refrigerant to circulate in above-mentioned inner chamber, thus is conducive to steam and cools fast, shortens the time of dehydrating of crude oil.Refrigerant is chosen as water.
In a preferred embodiment, as shown in Figure 1, water-and-oil separator 400 comprises carrier 410 and diversion division 420, carrier 410 is connected with the flow-guiding mouth of diversion division 420 by diversion division 420, and condensate inlet 401 is arranged on carrier 410, separator outlet 402 is arranged on diversion division 420.
The water-and-oil separator 400 of said structure is adopted to be conducive to accepting phlegma better, to suppress the loss of phlegma.
In a preferred embodiment, the bore of condensate inlet 401 is greater than the bore of flow-guiding mouth.This is conducive to phlegma and flows in carrier 410.
In a preferred embodiment, the sidewall of diversion division 420 is provided with one or more hole 403.
Because the content of the crude oil light component in phlegma is less, on water conservancy diversion sidewall, providing holes 403 is conducive to the crude oil light component be attached in diversion division 420 also to be derived, thus is conducive to the loss reducing component in dehydrating of crude oil process.
In a preferred embodiment, the bottom of still kettle 100 is also provided with temperature sensor 500.
Set temperature sensor 500 is conducive to the distillation temperature in Real-Time Monitoring still kettle 100, thus by heating and temperature control in preset range.
In a preferred embodiment, still kettle 100 is also provided with tensimeter 600.The pressure that tensimeter 600 is conducive in Real-Time Monitoring still kettle 100 is set, when pressure close to zero time, distillation terminates.
Conventional tensimeter 600 can be adopted, as connect electro connecting pressure gauge 600.
In a preferred embodiment, still kettle discharge outlet 101 is selectively connected with water pipe or oil pipeline.
Still kettle discharge outlet 101 is selectively connected with water pipe or oil pipeline and can be implemented in line oil extraction or draining, thus be conducive to the workload reducing operator.
In a preferred embodiment, as shown in Figure 3, crude oil dewatering instrument also comprises crude oil strainer 700, crude oil strainer 700 is provided with filter inlet 701 and filter outlet 702, and filter inlet 701 is connected with oil pipeline.
Arrange strainer to be conducive to removing the impurity in crude oil, thus improve the purity of crude oil.
In above-mentioned crude oil dewatering instrument, the material with strainability that this area is commonly used can be adopted.In a preferred embodiment, in strainer, be provided with filtering layer 703, and filtering layer 703 includes but not limited to chlorination calcium layer and/or crude salt.
Above-mentioned several compound wide material sources, cheap and easy to get, thus adopt compound to be conducive to reducing the cost of crude oil dewatering instrument as filtering layer 703.
Adopt crude oil dewatering instrument as shown in Figure 3, dewater to crude oil, and adopt the DC-1 type electro-dewatering instrument of Shandong CUP Shiyi Science and Technology Co., Ltd. to contrast, de-oiling effect is in table 1.
Table 1
As can be seen from the above description, the dewatering speed of the crude oil dewatering instrument that the utility model provides is very fast, and dehydrating effect is fine, has both been applicable to thin oil dehydration, and has also been applicable to heavy oil dehydration.And thicker oil sample 10 hours can be up to standard.The crude oil dewatering instrument that the utility model provides simultaneously has the advantages such as easy and simple to handle and safe and reliable.
The application provides a kind of crude oil dewatering instrument.This crude oil dewatering instrument has airtight still kettle, and this can make crude oil distillation process carry out under airtight environment, avoids the light component in crude oil to lose because of distillation.Well heater can heat crude oil, makes the light component in crude oil and water be converted into steam.But carry out distilling under airtight environment easily making pressure increase in still kettle, this easily suppresses the carrying out of still-process, and in crude oil dewatering instrument, set up water cooler be conducive to the vapor condensation in still-process, thus the pressure reduced in still kettle makes still-process continue to carry out.Due to the difference of density, the phlegma in condenser can present profit layering through placement, the oil in phlegma and water can be separated by controlling disengaging time.Then by still kettle discharge outlet, oil and water are discharged respectively, thus reach the object of the moisture removal in crude oil.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (11)
1. a crude oil dewatering instrument, is characterized in that, described crude oil dewatering instrument comprises:
Still kettle (100), comprises the kettle (110) with inner chamber, and is positioned at the sealing lid (120) at top of described kettle (110); The bottom of described kettle (110) is also provided with still kettle discharge outlet (101);
Well heater (200), is arranged on the inside of described kettle (110), is arranged in the crude oil of the inner chamber of described kettle (110) for heating;
Water cooler (300), is arranged on the side towards described kettle (110) of described sealing lid (120); And
Water-and-oil separator (400), is arranged on the inside of described kettle (110), and is positioned at the below of described water cooler (300); Described water-and-oil separator (400) is provided with condensate inlet (401) and separator outlet (402), the phlegma that described condensate inlet (401) is formed for accepting described water cooler (300) cooling, and described separator outlet (402) is near the bottom of described inner chamber.
2. crude oil dewatering instrument according to claim 1, it is characterized in that, described water cooler (300) is back taper water cooler, the cone top part of described water cooler is towards the inner chamber of described kettle (110), and the cone bottom surface of described water cooler is connected with described sealing lid (120).
3. crude oil dewatering instrument according to claim 2, it is characterized in that, described cooling apparatus has the inner chamber of hollow structure, and the inner chamber of described water cooler is used for holding refrigerant, and the cone bottom surface of described water cooler is provided with refrigerant inlet (301) and refrigerant exit (302).
4. crude oil dewatering instrument according to any one of claim 1 to 3, it is characterized in that, described water-and-oil separator (400) comprises carrier (410) and diversion division (420), described carrier (410) is connected with the flow-guiding mouth of described diversion division (420) by described diversion division (420), and described condensate inlet (401) is arranged on described carrier (410), described separator outlet (402) is arranged on described diversion division (420).
5. crude oil dewatering instrument according to claim 4, is characterized in that, the bore of described condensate inlet (401) is greater than the bore of described flow-guiding mouth.
6. crude oil dewatering instrument according to claim 5, is characterized in that, the sidewall of described diversion division (420) is provided with one or more hole (403).
7. crude oil dewatering instrument according to claim 6, is characterized in that, the bottom of described still kettle (100) is also provided with temperature sensor (500).
8. crude oil dewatering instrument according to claim 7, is characterized in that, described still kettle (100) is also provided with tensimeter (600).
9. crude oil dewatering instrument according to claim 8, is characterized in that, described still kettle discharge outlet (101) is selectively connected with water pipe or oil pipeline.
10. crude oil dewatering instrument according to claim 9, it is characterized in that, described crude oil dewatering instrument also comprises crude oil strainer (700), described crude oil strainer (700) is provided with filter inlet (701) and filter outlet (702), and described filter inlet (701) is connected with described oil pipeline.
11. crude oil dewatering instruments according to claim 10, is characterized in that, are provided with filtering layer (703) in described strainer, and described filtering layer (703) is chlorination calcium layer and/or crude salt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520652308.4U CN205024167U (en) | 2015-08-26 | 2015-08-26 | Crude oil dehydration appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520652308.4U CN205024167U (en) | 2015-08-26 | 2015-08-26 | Crude oil dehydration appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205024167U true CN205024167U (en) | 2016-02-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520652308.4U Withdrawn - After Issue CN205024167U (en) | 2015-08-26 | 2015-08-26 | Crude oil dehydration appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205024167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106479554A (en) * | 2015-08-26 | 2017-03-08 | 中国石油天然气股份有限公司 | Crude oil dehydration appearance |
-
2015
- 2015-08-26 CN CN201520652308.4U patent/CN205024167U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106479554A (en) * | 2015-08-26 | 2017-03-08 | 中国石油天然气股份有限公司 | Crude oil dehydration appearance |
| CN106479554B (en) * | 2015-08-26 | 2019-06-11 | 中国石油天然气股份有限公司 | Crude oil dehydration appearance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160210 Effective date of abandoning: 20190611 |
|
| AV01 | Patent right actively abandoned |