CN109436602B - Inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge - Google Patents
Inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge Download PDFInfo
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- CN109436602B CN109436602B CN201811379252.4A CN201811379252A CN109436602B CN 109436602 B CN109436602 B CN 109436602B CN 201811379252 A CN201811379252 A CN 201811379252A CN 109436602 B CN109436602 B CN 109436602B
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- cave depot
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- oil sludge
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- 239000010802 sludge Substances 0.000 title claims abstract description 46
- 239000003208 petroleum Substances 0.000 title claims abstract description 13
- 238000003756 stirring Methods 0.000 claims abstract description 42
- 239000003921 oil Substances 0.000 abstract description 97
- 239000010779 crude oil Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 238000003860 storage Methods 0.000 abstract description 4
- 239000007921 spray Substances 0.000 description 10
- 238000005265 energy consumption Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000005484 gravity Effects 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000008021 deposition Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/02—Large containers rigid
- B65D88/10—Large containers rigid parallelepipedic
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to the technical field of storage of gasoline and crude oil, and discloses an inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge, which comprises a cave depot body, wherein the inner space of the cave depot body is near to a cuboid, the bottom of the cave depot body is inclined to one side by an angle alpha, a jet pipeline is embedded at the bottom of the cave depot body, the jet pipeline comprises a jet pipeline group positioned at the lower part of the bottom, a flow inlet pipeline group positioned at the higher part of the bottom, and a jet pump communicated with the jet pipeline group and the flow inlet pipeline group, an auxiliary stirrer is fixedly connected on the side wall of the cave depot body close to the bottom, the auxiliary stirrer comprises a motor embedded on the side wall of the cave depot body and a stirring impeller fixedly connected to an output shaft of the motor, and the stirring impeller rotates in the vertical direction Can realize stirring in the transverse direction and the longitudinal direction simultaneously, and has good stirring effect.
Description
Technical Field
The invention relates to the technical field of gasoline and crude oil storage, in particular to an inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge.
Background
When crude oil is collected in a crude oil well, part of slime inevitably seeps into the natural environment of the crude oil well and is produced along with the crude oil. When crude oil is stored in the oil tank, the easily condensable substances in the crude oil precipitate at the bottom of the tank to form high-viscosity oil sludge. If the oil sludge is accumulated, the crude oil quantity loss, the oil tank reserve capacity reduction, the continuous corrosion of water and salt in the oil sludge to the tank bottom and other problems can be caused, and because the underground water-sealed cave depot is difficult to manufacture, the underground water-sealed cave depot is difficult to be made into a round structure like a ground oil tank and is generally rectangular, a central rotary spraying stirrer cannot be installed like the ground oil tank, so that the stirring system of the ground oil tank is not suitable for the underground water-sealed cave depot. For example: chinese patent application publication No. CN108146891A, application publication No. 2018, 6 and 12, the invention provides an anti-sludge deposition device for a water-sealed cave depot of underground crude oil, which comprises an oil inlet main pipe, an oil outlet main pipe, an oil pump and a plurality of spray head pairs distributed along the depth direction of the water-sealed cave depot of crude oil, wherein each spray head pair comprises an inlet spray head group and an outlet spray head group, the inlet spray head group is positioned above the outlet spray head group, the inlet spray head group comprises an oil inlet branch pipe with one end connected to the oil inlet main pipe and a plurality of oil inlet spray heads connected to the other end of the oil inlet branch pipe, the oil inlet branch pipe is provided with an oil inlet, the outlet nozzle group comprises an oil outlet branch pipe with one end connected with the oil outlet main pipe and a plurality of oil outlet nozzles connected with the other end of the oil outlet branch pipe, and the oil outlet branch pipe is provided with an oil outlet electric valve, and the oil pump is used for driving oil to enter the inlet nozzle group and then flow out of the outlet nozzle group. The device has the disadvantages that the whole cave depot cannot be stirred by a local stirring method, the energy consumption is high, the stirring in the vertical direction can only be realized, the stirring in the transverse direction cannot be realized, and the stirring effect is poor.
Disclosure of Invention
The invention provides the inclined water-sealed petroleum cave depot which can realize the integral stirring of the cave depot by the local stirring method, saves energy consumption, can realize the stirring of the cave depot in the transverse direction and has good stirring effect, and aims to solve the defects that the stirring of the cave depot in the whole body can not be realized by the local stirring method in the prior art, the energy consumption is higher, the stirring in the transverse direction can not be realized, and the stirring effect is poor.
In order to achieve the purpose, the invention adopts the following technical scheme:
an inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge comprises a cave depot body with an inner space near to a cuboid, wherein the bottom of the cave depot body inclines by an angle alpha towards one side, a jet flow pipeline is buried at the bottom of the cave depot body, the jet flow pipeline comprises a jet flow pipeline group positioned at the lower part of the bottom, an inflow pipeline group positioned at the high part of the bottom, and a jet pump for communicating the jet flow pipeline group with the inflow pipeline group, one end of the jet flow pipeline group is fixedly connected with a jet flow nozzle, a jet orifice of the jet flow nozzle is positioned on the surface of the bottom, the jet orifice of the jet flow nozzle is upwards aligned to the oil sludge, one end of the inflow pipeline group is fixedly connected with an inflow suction nozzle, a suction inlet of the inflow suction nozzle is positioned on the surface of the bottom, the cave depot body is close to a side wall of the bottom and is fixedly connected with an auxiliary stirring machine, the auxiliary stirring machine, the stirring impeller rotates in the vertical direction. The bottom of the cave depot body is inclined at an alpha angle, under the action of bottom water lubrication and the gravity of the oil sludge body, the oil sludge can slide to the lower part of the bottom and gradually gather at one end of the cave depot, then a jet flow pipeline is embedded at the bottom, oil at the high part of the cave depot is introduced through a flow inlet pipeline group, the oil is transferred into the jet flow pipeline group through a jet flow pump and then flows to the lower part of the cave depot, finally the oil is sprayed out in the oil sludge direction through a jet flow nozzle, the sprayed oil and the oil sludge are mixed together and flow upwards, an auxiliary stirrer is fixedly connected on the side wall of the cave depot body close to the bottom, the stirrer is used for pushing the oil sludge mixture to the horizontal direction through the stirring of an impeller so that the oil sludge mixture flows back to the high part from the low part again, the oil sludge mixture flows back to the high part again to the step that the oil sludge slides downwards under the action of, the closed circulation from the high position at the bottom to the low position at the bottom and then to the lower position at the bottom is realized, and finally, the closed circulation returns to the high position at the bottom, so that the oil sludge deposition in the cave depot is avoided, the integral stirring of the cave depot is realized by a local stirring method, the energy consumption is saved, and the closed circulation has the beneficial effects of realizing the stirring in the transverse direction and the longitudinal direction simultaneously and having good stirring effect.
Preferably, the jet flow pipeline group comprises a plurality of jet flow pipelines which are unevenly distributed, the more the jet flow pipelines are arranged closer to the lowest point of the bottom, and the less the jet flow pipelines are arranged closer to the highest point of the bottom. Due to the water lubrication at the bottom and the gravity action of the sludge body, more sludge is deposited closer to the lowest point at the bottom, and more jet flow pipelines are needed to be arranged.
Preferably, the length range of the cave depot body is 300-600 meters. The cave depot body of injecing long enough can let fatlute have long enough distance and realize the deposit gliding and the gathering, if length short then fatlute is difficult to the gliding gathering, the overlength then can be difficult to realize that mixed fluid gets back to the bottom eminence from the top of bottom low department, can't realize the closed loop.
Preferably, the magnitude of the α angle is in the range of 5 degrees to 25 degrees. The angle of the inclination angle alpha is adjusted according to the cave depot bodies with different lengths, the longer the cave depot body is, the smaller the alpha angle is, and the shorter the cave depot body is, the larger the alpha angle is.
Preferably, a filter screen is detachably connected to one end, located on the bottom surface, of the inflow suction nozzle. The filter screen is used for filtering impurities and oil sludge in the mixed oil liquid and preventing the blockage of the inflow pipeline group.
Preferably, the jet pump is further connected with a backup inflow pipeline, and the backup inflow pipeline is communicated to a backup oil depot. When the oil storage capacity of the oil cavern is too small, the inflow suction nozzle is positioned above the oil liquid level, the backup inflow pipeline is opened, the jet pump sucks oil from the backup oil cavern and sprays the oil through the jet nozzle to supplement new oil for the oil cavern, when the oil in the oil cavern is sufficient, the inflow suction nozzle returns to the position below the oil liquid level again, the backup inflow pipeline is closed, and the inflow pipeline sucks the oil from the oil cavern again.
Therefore, the inclined water-sealed petroleum cavern for efficiently treating the deposited oil sludge has the following advantages: the stirring of the whole cave depot can be realized by a local stirring method, the energy consumption is saved, the stirring in the transverse direction and the longitudinal direction can be realized simultaneously, and the stirring effect is good.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the oil circulation in fig. 1.
Wherein: the device comprises a bottom 1, an alpha angle 2, a jet pipeline group 3, an inflow pipeline group 4, a jet pump 5, a jet nozzle 6, oil sludge 7, an inflow suction nozzle 8, a motor 9, a stirring impeller 10, oil liquid 11, a filter screen 12 and a backup inflow pipeline 13.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
As shown in fig. 1 and 2, an inclined water-sealed oil cave depot for efficiently treating deposited oil sludge is provided, wherein:
high-efficient tilting water seal oil cave storehouse of handling deposit fatlute, including the inner space myopia in the cave storehouse body of cuboid, the length of cave storehouse body is 600 meters, 1 toward one side slope alpha angle 2 in the bottom of cave storehouse body, the size of alpha angle is 5 degrees, the jet pipeline has been buried underground to the bottom, the jet pipeline is including the jet pipeline group 3 that is located the bottom low, the influent stream pipeline group 4 that is located the bottom eminence, the jet pump 5 of intercommunication jet pipeline group and influent stream pipeline group, jet pipeline group includes a plurality of non-uniform distribution's jet pipeline, be close to the bottom minimum more and be equipped with more jet pipeline, be close to the bottom peak more and be equipped with less jet pipeline. Due to the water lubrication at the bottom and the gravity action of the sludge body, more sludge is deposited closer to the lowest point at the bottom, and more jet flow pipelines are needed to be arranged. One end of the jet pipeline group is fixedly connected with a jet nozzle 6, a jet orifice of the jet nozzle is positioned on the surface of the bottom, the jet orifice of the jet nozzle is upwards aligned with the oil sludge 7, one end of the inflow pipeline group is fixedly connected with an inflow suction nozzle 8, a suction inlet of the inflow suction nozzle is positioned on the surface of the bottom, and one end of the inflow suction nozzle, which is positioned on the surface of the bottom, is detachably connected with a filter screen 12. The filter screen is used for filtering impurities and oil sludge in the mixed oil liquid and preventing the blockage of the inflow pipeline group. Fixedly connected with auxiliary mixer on the lateral wall that the hole storehouse body is close to the bottom, auxiliary mixer is including inlaying motor 9 and the impeller 10 of fixed connection on the motor output shaft of locating on the lateral wall of hole storehouse body, and impeller rotates in vertical direction. The bottom of the cave depot body is inclined at an alpha angle, under the action of bottom water lubrication and the gravity of the oil sludge body, the oil sludge can slide to the lower part of the bottom and gradually gather at one end of the cave depot, then a jet flow pipeline is embedded at the bottom, oil 11 at the high part of the cave depot is introduced through a flow inlet pipeline group, the oil is transferred into the jet flow pipeline group through a jet flow pump and then flows to the lower part of the cave depot, finally the oil is sprayed out in the oil sludge direction through a jet flow nozzle, the sprayed oil and the oil sludge are mixed together and flow upwards, an auxiliary stirrer is fixedly connected on the side wall of the cave depot body close to the bottom, the stirrer is used for pushing the oil sludge mixture to the horizontal direction through impeller stirring, so that the oil sludge mixture flows back to the high part from the low part again, the oil sludge flowing back to the high part is glided by the bottom water lubrication and the gravity of the oil sludge body again, the closed circulation from the high position at the bottom to the low position at the bottom and then to the lower position at the bottom is realized, and finally, the closed circulation returns to the high position at the bottom, so that the oil sludge deposition in the cave depot is avoided, the integral stirring of the cave depot is realized by a local stirring method, the energy consumption is saved, and the closed circulation has the beneficial effects of realizing the stirring in the transverse direction and the longitudinal direction simultaneously and having good stirring effect. The jet pump is also connected with a backup inflow pipeline 13, and the backup inflow pipeline is communicated to a backup oil depot. When the oil storage capacity of the oil cavern is too small, the inflow suction nozzle is positioned above the oil liquid level, the backup inflow pipeline is opened, the jet pump sucks oil from the backup oil cavern and sprays the oil through the jet nozzle to supplement new oil for the oil cavern, when the oil in the oil cavern is sufficient, the inflow suction nozzle returns to the position below the oil liquid level again, the backup inflow pipeline is closed, and the inflow pipeline sucks the oil from the oil cavern again.
The inclined water-sealed petroleum cave depot for efficiently treating the deposited oil sludge has the advantages that the integral stirring of the cave depot can be realized by a local stirring method, the energy consumption is saved, the stirring in the transverse direction and the longitudinal direction can be realized simultaneously, and the stirring effect is good.
Claims (6)
1. An inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge comprises a cave depot body with an inner space similar to a cuboid, and is characterized in that the bottom of the cave depot body inclines by an angle alpha towards one side, a jet pipeline is buried at the bottom of the cave depot body, the jet pipeline comprises a jet pipeline group positioned at the lower part of the bottom, an inflow pipeline group positioned at the high part of the bottom, and a jet pump for communicating the jet pipeline group with the inflow pipeline group, wherein one end of the jet pipeline group is fixedly connected with a jet nozzle, a jet orifice of the jet nozzle is positioned on the surface of the bottom, the jet orifice of the jet nozzle is upwards aligned with the oil sludge, one end of the inflow pipeline group is fixedly connected with an inflow suction nozzle, a suction inlet of the inflow suction nozzle is positioned on the surface of the bottom, the cave depot body is close to a side wall of the bottom and is fixedly connected with an auxiliary stirring machine, the auxiliary stirring machine comprises a motor embedded on, the stirring impeller rotates in the vertical direction.
2. The inclined water-sealed petroleum cavern for efficiently treating deposited oil sludge as claimed in claim 1, wherein the jet pipeline group comprises a plurality of jet pipelines which are unevenly distributed, more jet pipelines are arranged closer to the lowest point of the bottom, and less jet pipelines are arranged closer to the highest point of the bottom.
3. The inclined water-sealed petroleum cavern for efficiently treating the deposited oil sludge as claimed in claim 1, wherein the length of the cavern body ranges from 300 meters to 600 meters.
4. The inclined water-sealed petroleum cavern for efficiently treating the deposited oil sludge as recited in claim 1, wherein the angle α is in a range of 5 degrees to 25 degrees.
5. The inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge according to claim 1, wherein one end of the inflow suction nozzle, which is positioned on the bottom surface, is detachably connected with a filter screen.
6. The inclined water-sealed oil cave depot for efficiently treating deposited oil sludge according to claim 1, wherein the jet pump is further connected with a backup inflow pipeline, and the backup inflow pipeline is communicated with a backup oil depot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379252.4A CN109436602B (en) | 2018-11-19 | 2018-11-19 | Inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379252.4A CN109436602B (en) | 2018-11-19 | 2018-11-19 | Inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge |
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| Publication Number | Publication Date |
|---|---|
| CN109436602A CN109436602A (en) | 2019-03-08 |
| CN109436602B true CN109436602B (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811379252.4A Active CN109436602B (en) | 2018-11-19 | 2018-11-19 | Inclined water-sealed petroleum cave depot for efficiently treating deposited oil sludge |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD153717A1 (en) * | 1980-08-15 | 1982-01-27 | Volkmar Wedel | METHOD OF RECOVERING OIL-CONTAINING SEDIMENT |
| DE3835272A1 (en) * | 1988-10-15 | 1990-04-19 | Wiederaufarbeitung Von Kernbre | METHOD FOR DISCHARGING SOLIDS FROM A CONTAINER AND CONTAINER WITH A DEVICE FOR CARRYING OUT THE METHOD |
| CN1131739C (en) * | 1996-04-25 | 2003-12-24 | 太凤工业株式会社 | Method for treating liquid in tank and liquid jetting device used in method |
| CN107352211B (en) * | 2017-08-08 | 2019-03-29 | 浙江海洋大学 | Underground cavern oil storage perturbed system |
| CN107520202A (en) * | 2017-08-22 | 2017-12-29 | 浙江海洋大学 | A kind of Large Oil Tank oil sludge cleaning device |
| CN107583924B (en) * | 2017-08-22 | 2020-08-14 | 浙江海洋大学 | Underground water hole sealing storehouse fatlute cleaning device |
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- 2018-11-19 CN CN201811379252.4A patent/CN109436602B/en active Active
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