CN214145422U - Oil-based rock debris geological storage treatment device - Google Patents
Oil-based rock debris geological storage treatment device Download PDFInfo
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- CN214145422U CN214145422U CN202120133723.4U CN202120133723U CN214145422U CN 214145422 U CN214145422 U CN 214145422U CN 202120133723 U CN202120133723 U CN 202120133723U CN 214145422 U CN214145422 U CN 214145422U
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Abstract
The utility model discloses an oil base detritus geology seals up deposits processing apparatus, aim at solve at the produced solid useless of oil drilling phase, liquid are useless, adopt the mode of handling respectively usually, lead to that the management degree of difficulty is big, the handling capacity is lower, treatment cost and secondary handling cost are high, the poor problem of resource recycling efficiency. The system comprises a solid waste treatment unit, a liquid waste treatment unit and a control system; the solid waste treatment unit comprises a feeding pipe, a screening device, a solid phase crushing device, a grinding device, a mixing device and a reinjection device, wherein the feeding pipe is used for inputting oil-based rock debris to be treated, the feeding pipe is connected with the screening device, and the screening device is connected with the solid phase crushing device. The device of this application collects oil base detritus, liquid waste treatment as an organic whole, and the waste liquid can be drilling waste water, fracturing fluid, gas field water etc.. The device adopts systematic closed-loop treatment, forms slurry through mutual cooperation among all units, and can reinject into the underground to form a reservoir fracture independently.
Description
Technical Field
The utility model belongs to the technical field of well drilling waste treatment equipment and specifically relates to oil base detritus geology seals up field of depositing, specifically is an oil base detritus geology seals up processing apparatus for depositing. This application can be used for the geology of oil base detritus to seal up to deposit and handle, effectively avoids oil base detritus to get into the circulation of biological circle material, and can handle the liquid waste that the drilling produced, has the advantage such as the cost of dealing with is low, can reach the purpose of protection earth's surface ecological environment. This application can be handled produced solid useless and waste liquid to oil gas field drilling, and drilling for oil gas field provides new environmental protection and handles.
Background
The drilling wastewater, the gas field water and the fracturing flow-back fluid are inevitable products in the oil drilling and production stage and mainly come from the drilling stage, the slurry recovery stage, the well flushing operation stage and the oil and gas production operation stage before and after the oil and gas field drilling and production process. The wastewater usually contains pollutant impurities such as COD, suspended matters, petroleum, iron ions and the like with certain concentration, and can be recycled or externally discharged after being effectively treated. Such wastewater is treated by a distillation method, an incineration method, a treatment method by adding a chemical agent, a water washing method, or a solidification method, which results in high treatment cost.
At present, the solid waste and the waste liquid generated in the drilling and production stage of the oil and gas field are treated respectively, so that the management difficulty is increased, the treatment capacity is low, the treatment cost is high, the secondary transportation and carrying cost is increased, and the resource recycling efficiency is poor.
Therefore, a new device is urgently needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: the oil-based rock debris geological storage treatment device is provided for the problems that the solid waste and the liquid waste generated in the oil drilling and production stage are generally treated respectively, so that the management difficulty is high, the treatment capacity is low, the treatment cost and the secondary carrying cost are high, and the resource recycling efficiency is poor. To oil-based detritus, well drilling waste water, the gas field water that produce among the current oil gas field exploitation process, the applicant has designed a set of brand-new processing apparatus, and it collects oil-based detritus, liquid waste treatment as an organic whole, and the waste liquid can be well drilling waste water, fracturing fluid, gas field water etc.. The device adopts systematic closed-loop treatment, forms slurry through mutual cooperation among all units, and can reinject into the underground to form a reservoir fracture independently. The method can realize the reduction and harmless treatment of solid waste and liquid waste in the exploitation process of the oil and gas field, cannot influence the ecological environment of the earth surface, and has higher application value and application prospect.
In order to achieve the purpose, the following technical scheme is adopted in the application:
an oil-based rock debris geological storage treatment device comprises a solid waste treatment unit, a liquid waste treatment unit and a control system;
the solid waste treatment unit comprises a feeding pipe, a screening device, a solid phase crushing device, a grinding device, a mixing device and a reinjection device, wherein the feeding pipe is connected with the screening device, the screening device can screen the oil-based rock debris to be treated fed in through the feeding pipe and respectively obtain oversize objects and undersize objects, the screening device is connected with the solid phase crushing device and can crush the oversize objects of the screening device and obtain first crushed intermediates, the solid phase crushing device and the screening device are respectively connected with the grinding device, the first crushed intermediates obtained by crushing of the solid phase crushing device and the undersize objects of the screening device can respectively enter the grinding device to be ground and obtain second ground intermediates, the grinding device is connected with the mixing device, and the second ground intermediates obtained by the grinding device can be mixed with liquid in the mixing device to obtain third slurry, the mixing device is connected with the reinjection device, and the third slurry obtained by the mixing device can be reinjected through the reinjection device to realize geological storage;
the liquid waste treatment unit comprises a liquid inlet pipe for inputting waste liquid to be treated, a coagulation component, a sludge treatment component and a filtering component, wherein the liquid inlet pipe is connected with the coagulation component, the waste liquid to be treated entering through the liquid inlet pipe can carry out coagulation reaction in the coagulation component to obtain a fourth mixture, the coagulation component is connected with the sludge treatment component, the fourth mixture can be separated through the sludge treatment component to respectively obtain fifth sludge, fifth filtrate and pressure filtrate, the sludge treatment component is connected with the filtering component, the fifth filtrate and the pressure filtrate generated by the sludge treatment component can enter the filtering component to be filtered to obtain sixth filtrate, the filtering component is connected with the mixing device, and the sixth filtrate can enter the mixing device to be mixed with a second grinding intermediate to obtain third slurry;
and the screening device, the solid-phase crushing device, the grinding device, the mixing device, the reinjection device, the coagulation component, the sludge treatment component and the filtering component are respectively connected with the control system.
The waste liquid to be treated is one of gas field water, fracturing flow-back fluid and well drilling waste water.
The screening device is a vibrating screen.
The control system is one of a single chip microcomputer, a DCS and a PLC programmable controller.
The subassembly that thoughtlessly congeals adds device, flocculation connecting pipe including coagulating basin, the flocculating agent that links to each other with control system, the feed liquor pipe links to each other with the flocculation basin and pending waste liquid can get into in the flocculation basin through the feed liquor pipe, the flocculating agent adds the device and links to each other with the flocculation basin through the flocculation connecting pipe and the flocculating agent adds the device and can add the flocculating agent and make pending waste liquid in the flocculation basin carry out the coagulation reaction in the flocculation basin through the flocculation connecting pipe.
Still include the flocculation metering pump that links to each other with control system, the flocculation metering pump sets up on the flocculation connecting pipe and the dosage of flocculating agent in the flocculation basin can the control of flocculation metering pump joining.
The coagulation component further comprises a stirring device, the stirring device is arranged in the flocculation tank and can stir the reactants in the flocculation tank, and the stirring device is connected with the control system.
The coagulation component further comprises a coagulant aid adding device and a coagulant aid connecting pipe, wherein the coagulant aid adding device is connected with the flocculation tank through the coagulant aid connecting pipe, and the coagulant aid adding device can add coagulant aid into the flocculation tank through the coagulant aid connecting pipe and promote coagulation reaction in the flocculation tank.
The flocculation aid is characterized by further comprising a flocculation aid metering pump connected with the control system, wherein the flocculation aid metering pump is arranged on the flocculation aid connecting pipe and can control the using amount of a flocculation aid added into the flocculation basin.
The flocculating agent in the flocculating agent adding device is a magnetic flocculating agent.
The sludge treatment component comprises a supermagnetic separator, a magnetic separation drum and a dehydrator, wherein a liquid inlet end of the supermagnetic separator is connected with the coagulation component, a fourth mixture can enter the supermagnetic separator for solid-liquid separation to obtain fifth filtrate, the supermagnetic separator is connected with the magnetic separation drum, the magnetic separation drum can recover magnetic flocculant in solids separated by the supermagnetic separator, the magnetic flocculant separated by the magnetic separation drum can return to the coagulation component, the supermagnetic separator is connected with the dehydrator, and liquid separated by the supermagnetic separator can enter the dehydrator for dehydration treatment to obtain fifth sludge and pressure filtrate respectively;
the ultra-magnetic separator, the magnetic separation drum and the dehydrator are respectively connected with a control system.
The dehydrator is a plate and frame dehydrator.
The sludge treatment assembly further comprises a sludge collecting device, the sludge collecting device is connected with the dewatering machine, and sludge generated by the dewatering machine can enter the sludge collecting device to be collected.
The filtering component is connected with the coagulation component, and sixth filtering liquid generated by the filtering component can return to the coagulation component for recycling.
The filter assembly includes primary filter device, second grade filter equipment, thoughtlessly congeal the subassembly and link to each other with primary filter device and the fifth filtrating can get into and carry out filtration treatment in the primary filter device, the hydroextractor links to each other with secondary filter equipment and the second grade filter equipment can carry out filtration treatment to the pressure filtrating that the hydroextractor produced, primary filter device, second grade filter equipment link to each other with mixing arrangement respectively and the primary filtrate that primary filter device produced, the second grade filtrating that the second grade filter equipment produced form the sixth filtrating and can get into and grind the midbody with the second and mix in order to obtain the third slurry.
One or two of the primary filtering device and the secondary filtering device are connected with the liquid storage tank, primary filtrate generated by the primary filtering device and secondary filtrate generated by the secondary filtering device can enter the liquid storage tank for temporary storage.
The first-stage filtering device and the second-stage filtering device are respectively a filter bag type filter or a filter element type filter.
The coagulation component, the sludge treatment component and the filtering component are respectively of vehicle-mounted, skid-mounted, overground, semi-underground or full-underground structures.
And the display device is connected with the control system.
To the foregoing problem, the application provides an oil base detritus geology sequestration processing apparatus, it includes solid useless processing unit, liquid useless processing unit, control system for handle oil base detritus, waste liquid (such as fracturing flowback liquid, gas field water, well drilling waste water etc.), according to field service condition and geological conditions, realize the preparation of the slurry of different solid-liquid ratios, and then realize corresponding reinjection (according to reinjection geology characteristics and the stratum structure in geology sequestration region, dispose into the slurry of different concentrations, and reinjection in the underground depleted oil gas reservoir).
By adopting the device, the cuttings generated by drilling of the oil-based drilling fluid in the shale gas exploration and development process can be crushed, ground and sheared, and are screened to a certain granularity, and the cuttings are mixed with the treated gas field produced water, waste drilling fluid and the like to prepare slurry with good flowing property and suspension property, and the slurry is pumped into the deep stratum of a depleted oil-gas reservoir through the reinjection device so as to realize the underground permanent sealing of the shale gas drilling waste.
Furthermore, the flocculating agent adopted in the coagulation unit is a magnetic flocculating agent, the adding amount is small, the flocculating agent can be recycled, the solid waste and liquid waste treatment cost can be reduced, and the application value is high.
The application can simultaneously treat solid waste and liquid waste generated in the drilling and production stage of the oil and gas field, and adjust corresponding proportion according to the characteristics of the geological stratum, thereby realizing reduction, recycling and harmless treatment of environmental protection. The method and the device can utilize the idle environment capacity resources except the biosphere, realize large-scale, high-efficiency, low-cost and harmless treatment of the drilling and completion waste, realize the aim of zero discharge of drilling, and fundamentally solve the problem of drilling rock debris pollution. The device has the advantages of small occupied area, simple structure, convenience in use, high treatment efficiency, good effect, thorough treatment, safety, reliability and no secondary pollution.
Drawings
Fig. 1 is a schematic structural view of embodiment 1.
The labels in the figure are: 1. screening plant, 2, solid phase breaker, 3, grinder, 4, mixing arrangement, 5, reinjection device, 6, the subassembly that congeals, 7, sludge treatment subassembly, 8, filtering component, 9, liquid storage pot.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in the figure, the present embodiment provides an oil-based detritus geological storage processing apparatus, which includes a solid waste processing unit, a liquid waste processing unit, and a control system.
Wherein, the solid waste treatment unit comprises a feeding pipe, a screening device, a solid-phase crushing device, a grinding device, a mixing device and a reinjection device. The inlet pipe links to each other with screening plant, and screening plant links to each other with solid phase crushing device, and solid phase crushing device, screening plant link to each other with grinder respectively. Meanwhile, the grinding device is connected with the mixing device, and the mixing device is connected with the reinjection device. The oil-based rock debris to be treated enters a screening device in the solid waste treatment unit through a feeding pipe to be screened, and oversize materials and undersize materials are obtained respectively. In this embodiment, the screening device is a vibrating screen.
The liquid waste treatment unit comprises a liquid inlet pipe, a coagulation assembly, a sludge treatment assembly and a filtering assembly. The liquid inlet pipe is connected with the coagulation component, the coagulation component is connected with the sludge treatment component, the sludge treatment component is connected with the filtering component, and the filtering component is connected with the mixing device. Wherein, the liquid inlet pipe is used for inputting the waste liquid to be treated; carrying out coagulation reaction on the waste liquid to be treated entering through the liquid inlet pipe in the coagulation assembly to obtain a fourth mixture; separating the fourth mixture by a sludge treatment component to respectively obtain fifth sludge, fifth filtrate and press filtrate; fifth filtrate and filter pressing liquid generated by the sludge treatment assembly can enter the filtering assembly for filtering, and sixth filtrate is obtained; and feeding the sixth filtrate into a mixing device, and mixing the sixth filtrate with the second grinding intermediate according to a set proportion to obtain third slurry.
In this embodiment, the waste liquid to be treated may be gas field water, fracturing flow-back fluid or drilling wastewater. Further, the subassembly that congeals of this embodiment adds device, flocculation connecting pipe, agitating unit including coagulating basin, flocculating agent, and the feed liquor pipe links to each other with the flocculation basin, and the flocculating agent adds the device and links to each other with the flocculation basin through the flocculation connecting pipe, and agitating unit sets up in the flocculation basin, and agitating unit is used for stirring the reactant in the flocculation basin. Preferably, the coagulation component further comprises a flocculation metering pump, and the flocculation metering pump is arranged on the flocculation connecting pipe. In the structure, the waste liquid to be treated can enter the flocculation tank through the liquid inlet pipe; the flocculating agent adding device adds a flocculating agent into the flocculating tank through the flocculating connecting pipe, and makes the waste liquid to be treated in the flocculating tank perform coagulation reaction; the flocculation metering pump is used for controlling the dosage of the flocculating agent added into the flocculation tank.
Furthermore, the coagulation component also comprises a coagulant aid adding device, a coagulant aid connecting pipe and a coagulant aid metering pump, wherein the coagulant aid adding device is connected with the flocculation tank through the coagulant aid connecting pipe, and the coagulant aid metering pump is arranged on the coagulant aid connecting pipe. In the structure, the coagulant aid adding device adds coagulant aids into the flocculation tank through the coagulant aid connecting pipe so as to promote the coagulation reaction in the flocculation tank; the coagulant aid metering pump is used for controlling the dosage of coagulant aid added into the flocculation tank.
In this embodiment, the screening device, the solid-phase crushing device, the grinding device, the mixing device, the reinjection device, the flocculating agent adding device, the stirring device, the flocculation metering pump, the coagulant aid adding device, the coagulation aid metering pump, the sludge treatment assembly and the filtering assembly are respectively connected with the control system. Further, the control system of this embodiment may be a single chip, DCS, or PLC programmable controller. The embodiment further comprises a display device connected with the control system, and the display device can adopt a touch interactive display device to display the running state of the system and realize the interactive operation of the control system.
Further, the flocculant of the present embodiment may be an existing chemical flocculant, a magnetic flocculant, or a combination thereof.
Here, an example is given in which a magnetic flocculant is selected as the flocculant. The sludge treatment component comprises a super-magnetic separator, a magnetic separation drum and a dehydrator, wherein a liquid inlet end of the super-magnetic separator is connected with the coagulation component, the super-magnetic separator is connected with the magnetic separation drum, the magnetic separation drum is connected with the coagulation component, the super-magnetic separator is connected with the dehydrator, and the super-magnetic separator, the magnetic separation drum and the dehydrator are respectively connected with the control system. By adopting the structure, the fourth mixture enters a super-magnetic separator for solid-liquid separation, and fifth filtrate is obtained; the magnetic separation drum is used for recovering the magnetic flocculating agent in the solids separated by the super-magnetic separator, and the separated magnetic flocculating agent returns to the coagulation component for carrying out corresponding coagulation reaction; and the liquid separated by the super-magnetic separator enters a dehydrating machine for dehydration treatment, and fifth sludge and press filtrate are respectively obtained. Preferably, the dehydrator of the present embodiment is a plate and frame dehydrator.
Simultaneously, the sludge treatment component also comprises a sludge collecting device, and the sludge collecting device is connected with the dehydrator. In the structure, the sludge generated by the dehydrator enters the sludge collecting device to be collected.
In this embodiment, the filtering component is connected with the coagulation component, and the sixth filtering liquid generated by the filtering component can return to the coagulation component for recycling.
In this embodiment, the filter assembly includes a first-stage filter device and a second-stage filter device. The super-magnetic separator is connected with the first-stage filtering device, the dehydrator and the first-stage filtering device are connected with the second-stage filtering device, and the first-stage filtering device and the second-stage filtering device are respectively connected with the mixing device; by adopting the structure, fifth filtrate generated by the supermagnetic separator can enter the primary filtering device for filtering treatment; the secondary filtering device can filter press filtrate generated by the dehydrator and filtrate of the primary filtering device; and then, filtering the obtained filtrate by the secondary filtering device to form sixth filtrate, and enabling the sixth filtrate to enter a mixing device to be mixed with the second grinding intermediate to obtain third slurry. As a deformation mode, the super-magnetic separator is connected with a first-stage filtering device, the dehydrator is connected with a second-stage filtering device, and the first-stage filtering device and the second-stage filtering device are respectively connected with the mixing device; by adopting the structure, the fifth filtrate enters the first-stage filtering device for filtering treatment; the secondary filtering device is used for filtering the press filtrate generated by the dehydrator; and the first-stage filtrate generated by the first-stage filtering device and the second-stage filtrate generated by the second-stage filtering device form sixth filtrate, and the sixth filtrate can enter the mixing device and be mixed with the second grinding intermediate to obtain third slurry.
The device of the embodiment also comprises a liquid storage tank, wherein one or two of the primary filtering device and the secondary filtering device are connected with the liquid storage tank; by adopting the structure, the filtrate generated by the primary filter device and the filtrate generated by the secondary filter device can enter the liquid storage tank for temporary storage. In this embodiment, the first-stage filtering device and the second-stage filtering device may be filter bag filters or filter element filters.
In this embodiment, the coagulation component, the sludge treatment component and the filtering component respectively adopt vehicle-mounted, skid-mounted, overground, semi-underground or full-underground structures, and can adopt corresponding forms according to actual needs.
The working process of the device is as follows:
1) in the solid waste treatment unit, oil-based rock debris to be treated enters a screening device through a feeding pipe, the oil-based rock debris to be treated is screened through the screening device, and oversize products and undersize products are obtained respectively; then, crushing the oversize product in a solid phase crushing device to obtain a first crushed intermediate;
2) the solid-phase crushing device and the screening device are respectively connected with the grinding device, and undersize materials of the screening device and a first crushed intermediate obtained by crushing the solid-phase crushing device respectively enter the grinding device to be ground (aiming at reducing the particle size of the materials) to obtain a second ground intermediate;
3) mixing the second grinding intermediate obtained by the grinding device with liquid in a mixing device to obtain third slurry; in this embodiment, the liquid entering the mixing device is a sixth filtrate obtained by the treatment of the liquid waste treatment unit;
4) reinjection is carried out on the third slurry obtained by the mixing device through a reinjection device, and further geological storage of the oil-based rock debris and the waste liquid is achieved;
5) the waste liquid to be treated enters the coagulation assembly through the liquid inlet pipe for coagulation reaction, and a fourth mixture is obtained;
6) separating the fourth mixture by a sludge treatment component to respectively obtain fifth sludge, fifth filtrate and press filtrate;
7) fifth filtrate and filter pressing liquid generated by the sludge treatment assembly can enter the filtering assembly for filtering, and sixth filtrate is obtained; the sixth filtrate can directly enter the mixing device or enter a liquid storage tank for temporary storage, and the liquid in the liquid storage tank enters the mixing device or returns to the coagulation component;
8) and feeding the sixth filtrate into a mixing device, and mixing the sixth filtrate with the second grinding intermediate according to a set proportion to obtain third slurry.
The actual verification result shows that: adopt the device of this application, can realize the effective processing of well drilling detritus, waste liquid (such as gas field water, fracturing flowback fluid, well drilling waste water etc.) among the oil gas field drilling and production process, the processing time is short, effectual, has higher using value and better application prospect.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The oil-based rock debris geological storage treatment device is characterized by comprising a solid waste treatment unit, a liquid waste treatment unit and a control system;
the solid waste treatment unit comprises a feeding pipe, a screening device, a solid phase crushing device, a grinding device, a mixing device and a reinjection device, wherein the feeding pipe is connected with the screening device, the screening device can screen the oil-based rock debris to be treated fed in through the feeding pipe and respectively obtain oversize objects and undersize objects, the screening device is connected with the solid phase crushing device and can crush the oversize objects of the screening device and obtain first crushed intermediates, the solid phase crushing device and the screening device are respectively connected with the grinding device, the first crushed intermediates obtained by crushing of the solid phase crushing device and the undersize objects of the screening device can respectively enter the grinding device to be ground and obtain second ground intermediates, the grinding device is connected with the mixing device, and the second ground intermediates obtained by the grinding device can be mixed with liquid in the mixing device to obtain third slurry, the mixing device is connected with the reinjection device, and the third slurry obtained by the mixing device can be reinjected through the reinjection device to realize geological storage;
the liquid waste treatment unit comprises a liquid inlet pipe for inputting waste liquid to be treated, a coagulation component, a sludge treatment component and a filtering component, wherein the liquid inlet pipe is connected with the coagulation component, the waste liquid to be treated entering through the liquid inlet pipe can carry out coagulation reaction in the coagulation component to obtain a fourth mixture, the coagulation component is connected with the sludge treatment component, the fourth mixture can be separated through the sludge treatment component to respectively obtain fifth sludge, fifth filtrate and pressure filtrate, the sludge treatment component is connected with the filtering component, the fifth filtrate and the pressure filtrate generated by the sludge treatment component can enter the filtering component to be filtered to obtain sixth filtrate, the filtering component is connected with the mixing device, and the sixth filtrate can enter the mixing device to be mixed with a second grinding intermediate to obtain third slurry;
and the screening device, the solid-phase crushing device, the grinding device, the mixing device, the reinjection device, the coagulation component, the sludge treatment component and the filtering component are respectively connected with the control system.
2. The oil-based rock debris geological storage treatment device according to claim 1, characterized in that the coagulation component comprises a coagulation tank, a flocculant adding device and a flocculation connecting pipe, wherein the flocculant adding device is connected with the control system, the liquid inlet pipe is connected with the flocculation tank, waste liquid to be treated can enter the flocculation tank through the liquid inlet pipe, the flocculant adding device is connected with the flocculation tank through the flocculation connecting pipe, and the flocculant adding device can add a flocculant into the flocculation tank through the flocculation connecting pipe and enable the waste liquid to be treated in the flocculation tank to perform coagulation reaction.
3. The oil-based rock debris geological storage treatment device according to claim 2, characterized by further comprising a flocculation metering pump connected with the control system, wherein the flocculation metering pump is arranged on the flocculation connecting pipe and can control the dosage of the flocculating agent added into the flocculation tank.
4. The oil-based rock debris geological storage treatment device as claimed in claim 2, wherein the coagulation assembly further comprises a stirring device, the stirring device is arranged in the flocculation tank and can stir the reactants in the flocculation tank, and the stirring device is connected with the control system.
5. The oil-based rock debris geological storage treatment device as claimed in claim 2, wherein the coagulation component further comprises a coagulant aid adding device and a coagulant aid connecting pipe, wherein the coagulant aid adding device is connected with the flocculation tank through the coagulant aid connecting pipe, and the coagulant aid adding device can add coagulant aid into the flocculation tank through the coagulant aid connecting pipe and promote the coagulation reaction in the flocculation tank.
6. The oil-based rock debris geological storage treatment device according to any one of claims 1 to 5, characterized in that the filtering component is connected with the coagulation component, and sixth filtering liquid generated by the filtering component can be returned to the coagulation component for recycling.
7. The oil-based rock debris geological storage treatment device according to claim 2, characterized in that the flocculant in the flocculant adding device is a magnetic flocculant.
8. The oil-based rock debris geological storage treatment device is characterized in that the sludge treatment component comprises a supermagnetic separator, a magnetic separation drum and a dehydrator, wherein a liquid inlet end of the supermagnetic separator is connected with the coagulation component, a fourth mixture can enter the supermagnetic separator for solid-liquid separation to obtain fifth filtrate, the supermagnetic separator is connected with the magnetic separation drum and can recover magnetic flocculants in solids separated by the supermagnetic separator, the magnetic separation drum is connected with the coagulation component and can return the magnetic flocculants separated by the magnetic separation drum into the coagulation component, and liquid separated by the supermagnetic separator and connected with the dehydrator can enter the dehydrator for dehydration treatment to obtain fifth sludge and pressure filtrate respectively;
the ultra-magnetic separator, the magnetic separation drum and the dehydrator are respectively connected with a control system.
9. The oil-based detritus geological storage processing apparatus of claim 8, characterized in that, filtering component includes primary filter equipment, second grade filter equipment, the subassembly that thoughtlessly congeals links to each other with primary filter equipment and the fifth filtrating can get into primary filter equipment in carries out filtration treatment, the hydroextractor links to each other with second grade filter equipment and second grade filter equipment can carry out filtration treatment to the press filtrate that the hydroextractor produced, primary filter equipment, second grade filter equipment link to each other with mixing arrangement respectively and the primary filtrate that primary filter equipment produced, the second grade filtrating that second grade filter equipment produced form the sixth filtrating and can get into mixing arrangement in and mix with the second grinding midbody in order to obtain the third slurry.
10. The oil-based rock debris geological storage treatment device as claimed in claim 9, further comprising a liquid storage tank, wherein one or two of the primary filtering device and the secondary filtering device are connected with the liquid storage tank, and primary filtrate generated by the primary filtering device and secondary filtrate generated by the secondary filtering device can enter the liquid storage tank for temporary storage.
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| CN202120133723.4U CN214145422U (en) | 2021-01-19 | 2021-01-19 | Oil-based rock debris geological storage treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653452A (en) * | 2021-09-09 | 2021-11-16 | 中国石油大学(北京) | Oil-based drilling mixture reinjection composition, oil-based drilling mixture reinjection slurry, and preparation method and application thereof |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653452A (en) * | 2021-09-09 | 2021-11-16 | 中国石油大学(北京) | Oil-based drilling mixture reinjection composition, oil-based drilling mixture reinjection slurry, and preparation method and application thereof |
| CN113653452B (en) * | 2021-09-09 | 2022-10-25 | 中国石油大学(北京) | Oil-based drilling mixture reinjection composition, oil-based drilling mixture reinjection slurry, and preparation method and application thereof |
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