CN220564548U - Device for dehydrating electric desalting dirty oil - Google Patents
Device for dehydrating electric desalting dirty oil Download PDFInfo
- Publication number
- CN220564548U CN220564548U CN202322240347.0U CN202322240347U CN220564548U CN 220564548 U CN220564548 U CN 220564548U CN 202322240347 U CN202322240347 U CN 202322240347U CN 220564548 U CN220564548 U CN 220564548U
- Authority
- CN
- China
- Prior art keywords
- pipe
- dirty oil
- oil
- sewage
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000011033 desalting Methods 0.000 title claims abstract description 18
- 239000010865 sewage Substances 0.000 claims abstract description 22
- 230000018044 dehydration Effects 0.000 claims abstract description 14
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 14
- 238000004581 coalescence Methods 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000010612 desalination reaction Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005292 vacuum distillation Methods 0.000 claims 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 2
- 239000010426 asphalt Substances 0.000 abstract 1
- 238000006555 catalytic reaction Methods 0.000 abstract 1
- 238000004939 coking Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 47
- 208000005156 Dehydration Diseases 0.000 description 10
- 239000010779 crude oil Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- -1 NaCl Chemical class 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a device for dehydrating electric desalting dirty oil, and relates to the technical field of dirty oil dehydration. The device for dehydrating the electric desalted dirty oil comprises a skid-mounted base plate, wherein an electric desalter and a coalescing separator are arranged on the upper surface of the skid-mounted base plate, the electric desalter and the coalescing separator are connected through a pipeline, a vacuum distiller is arranged on the upper surface of the skid-mounted base plate, sewage from the electric desalter enters the vacuum distiller to be filtered and separated from the vacuum distiller, separated dirty oil can enter the vacuum distiller to be flash evaporated rapidly, evaporated sewage can be separated from the dirty oil, so that the water content of the dirty oil is low at the moment, the dehydrating effect of the dirty oil is good, the dehydrated dirty oil can be sent to normal-vacuum remixing, and catalysis or asphalt devices can be supplied as raw materials, so that the dirty oil can be greatly expanded for refineries without coking devices.
Description
Technical Field
The utility model relates to the technical field of dirty oil dehydration, in particular to a device for dehydrating electric desalting dirty oil.
Background
The electric desalting is a pretreatment process before crude oil enters distillation, inorganic salts are dissolved in water, the petroleum extracted from an underground oil layer is accompanied by water and sediment, and inorganic salts such as NaCl, mgCl2, caCl2 and the like are dissolved in the water, and the existence of the substances is harmful to the processing process, so that the substances are removed by electric desalting.
The existing crude oil dehydration device mostly enables crude oil and moisture to be layered in a manner of adding demulsifier into crude oil, and is convenient for dehydration operation, for example, chinese patent application No. CN202020574660.1 discloses a crude oil desalting and dehydration treatment device for diesel oil production, which comprises a water adding pipe, a demulsifier pipe, a crude oil pipe, a three-way pipe, a mixing tank, a motor, a power line, a bottom plate, a support A, an oil conveying pipe, a reaction tank, an observation port, a support B, a water outlet pipe, a charging pipe, a water purifying tank, an oil outlet pipe, a clear water pipe, a sewage pipe, a stirring sheet, a rotating shaft, a heating cylinder and an electrode. The water adding pipe, the demulsifier pipe and the crude oil pipe are screwed on the top end of the three-way pipe through threads at the bottom end, the bottom end of the three-way pipe penetrates through a through hole formed in the top of the mixing tank to extend into the mixing tank and is connected with the intersection of the mixing tank through welding, the bottom of the mixing tank is detachably connected with the top end of the bracket A through screws, the bottom of support A is connected with ground, bottom plate is located support A's inside, and is fixed connection with it through the welding, the motor is located the top of bottom plate, and is detachable connection with its upper surface through the screw.
Because of the serious emulsification phenomenon between the dirty oil and the sewage, the delamination of the dirty oil and the sewage is difficult, and the situation of poor dehydration effect is easy to occur when the crude oil is dehydrated only by adding the demulsifier into the crude oil.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a device for dehydrating electric desalting dirty oil, which solves the problem that the dehydration effect is poor easily caused by dehydrating crude oil only in a layering way.
Technical proposal
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a device for electric desalting dirty oil dehydration, includes sled dress foundation plate, the upper surface mounting of sled dress foundation plate has electric desalting tank and coalescence separator, electric desalting tank and coalescence separator pass through the pipe connection, the upper surface mounting of sled dress foundation plate has the reduced pressure distiller, reduced pressure distiller and coalescence separator pass through the pipe connection, two temperature control mechanism is all installed to the surface of pipeline, the lower surface of coalescence separator is connected with first blow off pipe, the upper surface of reduced pressure distiller is connected with the second blow off pipe, the surface connection of reduced pressure distiller has oil drain pipe.
Preferably, the temperature control mechanism comprises a spiral heating pipe connected with the outer surface of the pipeline, and a temperature sensor is arranged on the outer surface of the pipeline.
Preferably, one end of the second sewage draining pipe is sequentially connected with a plurality of radiating pipes, and the lower ends of the radiating pipes are connected with the same connecting pipe.
Preferably, the upper surface of sled dress foundation plate installs the dirty jar of storage, the one end of first blow off pipe and connecting pipe all is connected with the dirty jar of storage.
Preferably, the upper surfaces of the pressure reducing distiller and the skid-mounted foundation plate are respectively provided with a supporting block, and the upper surfaces of the two supporting blocks are respectively connected with the second sewage draining pipe and the connecting pipe.
Preferably, the opposite ends of the second sewage draining pipe and the connecting pipe are connected with a diversion seat, the outer surfaces of the diversion seats are provided with a plurality of diversion openings in a penetrating way, and the inner walls of the diversion openings are connected with the radiating pipes.
Advantageous effects
The utility model provides a device for dehydrating electric desalting dirty oil. The beneficial effects are as follows:
through coalescence separator, vacuum still and temperature control mechanism, dirty oil and sewage can be filtered and separated after the sewage that the electric desalting jar came out enters into vacuum still, and the dirty oil that separates can enter into vacuum still and be flash distillation rapidly in, and the sewage that is evaporated can break away from dirty oil for the water content of dirty oil is very low this moment, and the dehydration effect of dirty oil is better, and the dirty oil after the dehydration can send atmospheric and vacuum to smelt back, also can supply catalytic or pitch device as the raw materials, and this is to the refinery that does not have coker, very big expansion the department of removing of dirty oil.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a temperature control mechanism according to the present utility model;
FIG. 3 is a schematic view of a dirt storage tank structure of the present utility model;
fig. 4 is a schematic view of a heat dissipating tube according to the present utility model.
In the figure: 1. skid-mounting a foundation plate; 2. an electric desalting tank; 3. a coalescing separator; 4. a reduced pressure distiller; 5. a second drain pipe; 6. an oil drain pipe; 7. a spiral heating pipe; 8. a temperature sensor; 9. a heat radiating pipe; 10. a connecting pipe; 11. a dirt storage tank; 12. a support block; 13. a shunt seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a device for electric desalination dirty oil dehydration, including sled dress foundation plate 1, the upper surface mounting of sled dress foundation plate 1 has electric desalination jar 2 and coalescence separator 3, electric desalination jar 2 and coalescence separator 3 pass through the pipe connection, the upper surface mounting of sled dress foundation plate 1 has reduced pressure distiller 4, reduced pressure distiller 4 and coalescence separator 3 pass through the pipe connection, temperature control mechanism is all installed to the surface of two pipelines, the lower surface of coalescence separator 3 is connected with first blow off pipe, the upper surface of reduced pressure distiller 4 is connected with second blow off pipe 5, the surface of reduced pressure distiller 4 is connected with oil drain pipe 6, the lower surface of coalescence separator 3 and reduced pressure distiller 4 all is connected with the supporting leg, the internally mounted of coalescence separator 3 has the buckled plate.
During operation, dirty oil discharged from the electric desalting tank 2 can enter the coalescing separator 3 through a pipeline, meanwhile, the temperature control mechanism can heat the dirty oil in the pipeline so as to improve the dewatering effect of the coalescing separator 3 on the dirty oil, after the dirty oil enters the coalescing separator 3, tiny oil drops are gradually coalesced into larger oil drops on the corrugated plate, so that the dirty oil is separated from sewage, filtered and separated dirty oil can enter the vacuum distiller 4 through the pipeline to be quickly flashed, the water vapor obtained through flash evaporation leaves from the top of the vacuum separator, and the dirty oil with low water content is discharged from the oil discharge pipe 6, so that the dewatering of the dirty oil is completed.
Referring to fig. 1-4, the present utility model provides a technical solution: the temperature control mechanism comprises a spiral heating pipe 7 connected with the outer surface of the pipeline, a temperature sensor 8 is arranged on the outer surface of the pipeline, and the temperature sensor 8 is connected with the spiral heating pipe 7 through a circuit.
During operation, the temperature sensor 8 detects the temperature of the dirty oil in the pipeline, then the spiral heating pipe 7 is controlled to heat the dirty oil in the pipeline, the viscosity of the heated dirty oil becomes small, coalescence and separation are facilitated, and flash evaporation of water vapor under a vacuum state is facilitated.
Referring to fig. 1-4, the present utility model provides a technical solution: one end of the second blow-down pipe 5 is sequentially connected with a plurality of radiating pipes 9, the lower ends of the radiating pipes 9 are connected with the same connecting pipe 10, and the radiating pipes 9 are flat, so that the radiating area of the radiating pipes 9 is larger.
In operation, the vapor distilled from the vacuum distiller 4 enters the second drain pipe 5 and then enters the radiating pipe 9, and the vapor can be cooled and radiated better through the radiating pipe 9 to become liquid and then is discharged from the connecting pipe 10.
Referring to fig. 1-4, the present utility model provides a technical solution: the upper surface mounting of sled dress foundation plate 1 has a dirt storage tank 11, and the one end of first blow off pipe and connecting pipe 10 all is connected with dirt storage tank 11.
In operation, sewage discharged from the first sewage discharge pipe and the connecting pipe 10 enters the sewage storage tank 11, so that the sewage is convenient to be subjected to centralized treatment.
Referring to fig. 3, the present utility model provides a technical solution: the upper surfaces of the pressure reducing distiller 4 and the skid-mounted foundation plate 1 are respectively provided with a supporting block 12, the upper surfaces of the two supporting blocks 12 are respectively connected with the second sewage draining pipe 5 and the connecting pipe 10, and the supporting blocks 12 are connected with the skid-mounted foundation plate 1 through bolts.
In operation, the stability of the second drain pipe 5 and the connecting pipe 10 can be improved by the supporting block 12.
Referring to fig. 1-4, the present utility model provides a technical solution: the opposite ends of the second blow-down pipe 5 and the connecting pipe 10 are connected with split-flow seats 13, a plurality of split-flow ports are formed in the outer surfaces of the two split-flow seats 13 in a penetrating mode, and the inner walls of the split-flow ports are connected with the radiating pipes 9.
In operation, the radiating pipe 9 is conveniently installed through the shunt seat 13.
In summary, dirty oil discharged from the electric desalting tank 2 can enter the coalescing separator 3 through a pipeline, meanwhile, the temperature sensor 8 detects the temperature of the dirty oil in the pipeline, then the spiral heating pipe 7 is controlled to heat the dirty oil in the pipeline, at the moment, the viscosity of the dirty oil is reduced, coalescence and separation are facilitated, and the flash evaporation of water vapor in a vacuum state is facilitated, after the dirty oil enters the coalescing separator 3, tiny oil drops are gradually coalesced into larger oil drops on a corrugated plate, so that the dirty oil is separated from sewage, the filtered and separated dirty oil can enter the vacuum distiller 4 through the pipeline to be quickly flashed, and the water content of the flashed dirty oil is very low and can be discharged from the oil discharge pipe 6.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a device for electric desalination dirty oil dehydration, includes sled dress foundation plate (1), its characterized in that: the utility model discloses a vacuum distillation unit, including sled dress foundation plate (1), electric desalting jar (2) and coalescence separator (3) are installed to the upper surface of sled dress foundation plate (1), electric desalting jar (2) and coalescence separator (3) pass through pipe connection, the upper surface of sled dress foundation plate (1) installs vacuum distillation ware (4), vacuum distillation ware (4) and coalescence separator (3) pass through pipe connection, two temperature control mechanism is all installed to the surface of pipeline, the lower surface of coalescence separator (3) is connected with first blow off pipe, the upper surface of vacuum distillation ware (4) is connected with second blow off pipe (5), the surface connection of vacuum distillation ware (4) has oil drain pipe (6).
2. An apparatus for dewatering electrically desalted dirty oil as claimed in claim 1, wherein: the temperature control mechanism comprises a spiral heating pipe (7) connected with the outer surface of the pipeline, and a temperature sensor (8) is arranged on the outer surface of the pipeline.
3. An apparatus for dewatering electrically desalted dirty oil as claimed in claim 1, wherein: one end of the second blow-down pipe (5) is sequentially connected with a plurality of radiating pipes (9), and the lower ends of the radiating pipes (9) are connected with the same connecting pipe (10).
4. A device for the dehydration of electrically desalinated dirty oil according to claim 3, characterized in that: the sewage storage tank (11) is mounted on the upper surface of the skid-mounted base plate (1), and one ends of the first sewage discharge pipe and the connecting pipe (10) are connected with the sewage storage tank (11).
5. An apparatus for dewatering electrically desalted dirty oil as claimed in claim 4, wherein: the upper surfaces of the pressure reducing distiller (4) and the skid-mounted foundation plate (1) are respectively provided with a supporting block (12), and the upper surfaces of the two supporting blocks (12) are respectively connected with the second sewage draining pipe (5) and the connecting pipe (10).
6. A device for the dehydration of electrically desalinated dirty oil according to claim 3, characterized in that: the two ends of the second blow-down pipe (5) and the connecting pipe (10) opposite to each other are respectively connected with a shunt seat (13), a plurality of shunt ports are respectively formed in the outer surfaces of the shunt seats (13) in a penetrating mode, and the inner walls of the shunt ports are connected with the radiating pipes (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240347.0U CN220564548U (en) | 2023-08-21 | 2023-08-21 | Device for dehydrating electric desalting dirty oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240347.0U CN220564548U (en) | 2023-08-21 | 2023-08-21 | Device for dehydrating electric desalting dirty oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220564548U true CN220564548U (en) | 2024-03-08 |
Family
ID=90088950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322240347.0U Active CN220564548U (en) | 2023-08-21 | 2023-08-21 | Device for dehydrating electric desalting dirty oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220564548U (en) |
-
2023
- 2023-08-21 CN CN202322240347.0U patent/CN220564548U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3625881A (en) | Crank case oil refining | |
| US20070131585A1 (en) | High-speed chamber mixer for catalytic oil suspensions as a reactor for the depolymerization and polymerization of hydrocarbon-containing residues in the oil circulation to obtain middle distillate | |
| CA3079032C (en) | Washing and desalting device, washing and desalting method, desalting and dehydrating system, and desalting and dehydrating method | |
| CN100506941C (en) | Dirty oil dewatering process for refinery and oil field | |
| US20090159426A1 (en) | Electrostatic Separator with Multiple Horizontal Electrodes | |
| CN1944289A (en) | Pre-treating process for sewage from thick oil refining | |
| CN104556513A (en) | Sump oil dehydration technology and device | |
| CN114164019B (en) | Offshore oilfield oil well produced liquid dehydration treatment system and process | |
| RU2447131C2 (en) | High-efficiency chamber mixer for catalytic suspensions of oil as reactor for depolymerisation and polymerisation of hydrocarbon-containing wastes into mean distillate in circulation circuit | |
| CN220564548U (en) | Device for dehydrating electric desalting dirty oil | |
| CN103396830A (en) | Device and method for dehydrating heavy sump oil | |
| CN210140556U (en) | High-efficient dewatering device of ageing crude oil vacuum flash distillation | |
| CN201102912Y (en) | Sewage treating and oil removing device | |
| RU2471853C1 (en) | Heavy oil treatment plant (versions) | |
| RU2356595C1 (en) | Installation for treatment of heavy oil and natural bitumen | |
| KR20090011279A (en) | Apparatus for separating oil from water | |
| RU2732242C1 (en) | Method for producing black oil from steaming and washing mixtures of oil products | |
| CN102140368B (en) | Heavy dirty oil recycling process | |
| RU2435831C1 (en) | Procedure and process installation for treatment of slow-breaking oil emulsions and old oil slimes | |
| RU2759496C1 (en) | Installation for stabilization, topping and dehydration of oil | |
| CN110699114B (en) | Petroleum refining atmospheric and vacuum distillation device with improved water removal method | |
| CN220695915U (en) | Device for dehydrating top-reducing condensed oil | |
| WO2024007380A1 (en) | Electric desalting and dewatering process package for crude oil in oil refinery | |
| RU2531310C1 (en) | Produced water discharge method at well pads | |
| RU2606385C1 (en) | Method for processing oil wastes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |