CN204644080U - A kind of oilfield drilling mud waste is with brill treatment system - Google Patents
A kind of oilfield drilling mud waste is with brill treatment system Download PDFInfo
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- CN204644080U CN204644080U CN201520201979.9U CN201520201979U CN204644080U CN 204644080 U CN204644080 U CN 204644080U CN 201520201979 U CN201520201979 U CN 201520201979U CN 204644080 U CN204644080 U CN 204644080U
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Abstract
The utility model discloses a kind of oilfield drilling mud waste with brill treatment system, this system comprises the mud waste receiving element, mud scrap concrete breaking unit, broken steady unit, solid-liquid two-phase laminated flow unit, the solid phase that connect successively and repairs squeeze unit, liquid phase desanding oil removal unit, sewage treatment unit, wherein, the entrance that solid phase repairs squeeze unit is also connected with the oil phase of liquid phase desanding oil removal unit and solid phase impurity relief outlet; The entrance of liquid phase desanding oil removal unit also repairs squeeze unit liquid phase relief outlet with solid phase is connected; The entrance of solid phase reparation squeeze unit also exports with the throw out of sewage treatment unit and is connected.The multi task process of multiple unit in this system, can distinguish innoxious by the solid in waste and liquid, thus realize the re-using of refuse.Ensure that not landing completely of mud waste, protect drilling operation surrounding environment, facilitate the scheduling arrangement of situ of drilling well equipment.
Description
Technical field
The utility model belongs to the improvement field of oilfield drilling waste, is specifically related to a kind of oilfield drilling mud waste with brill treatment system.
Background technology
Drilling mud waste is a kind of very complicated dispersion system, is the many kinds of substance mixtures such as drilling waste water, drilling mud and landwaste.This drilling mud waste is a kind of colloidal suspension system of quite stable, containing clay, high-density weighting material, various chemical processing agent, sewage, nothing oil and drilling cuttings etc.; Wherein, environmentally hazardous main chemical compositions has the modifier such as foreign material and pitch in hydro carbons, salt, each base polymer, heavy metal ion, barite.These pollutents have the characteristics such as high chroma, high petroleum-type, high COD, high suspended matter, high salinity, are the principal pollutant produced in petroleum exploration and development process.Oil-gas field often bungs down, all to dig a suction pit near well head, owing to storing the waste of the processes such as drilling well, completion, well workover, be easy to pollute thing seepage and excessive, underground water and Soil Surrounding are polluted, makes land occupation can not second ploughing and lying waste.
Drilling waste water, mud and landwaste etc. produce continuously along with drilling process, though total amount is little, but have a lot of drilling mud due to its surface adhesion, not easily carry and clear up.At present, drilling process and terminate after all mud and waste be all disposed to suction pit, then by adding a certain amount of solidifying agent in mud and waste thereof, make it to change into solid (false soil) as soil by chemical reaction, landfill is in original place or be transported to certain appointed place.The consumption of solidifying agent accounts for about 1/3 of waste total amount, and solidifying agent mainly contains: flyash, lime, cement, water glass etc., and this just substantially increases total amount and the processing cost of waste; More seriously, the leach liquor of burying rear waste still can produce serious pollution to underground water.
In addition, in oilfield drilling field, be no matter new environmental law to oil field operation requirement, or oil field equipment is put, is passed in and out, and what all need to realize drilling mud waste does not land process, reduces drilling mud waste to the pollution of drilling well surrounding enviroment simultaneously.Therefore, be badly in need of wanting a kind of and do not land treatment system and method with brill process oilfield drilling mud waste, effectively mud waste is converted into the product of environmental sound.
Summary of the invention
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of oilfield drilling mud waste with brill treatment system.
The purpose of this utility model is achieved through the following technical solutions:
A kind of oilfield drilling mud waste is with brill treatment system, and this treatment system comprises: mud waste receiving element, is connected with the mud waste relief outlet of drilling mud circulation system, for receiving the mud waste of described drilling mud circulation system; Mud scrap concrete breaking unit, is connected with the outlet of described mud waste receiving element, for carrying out break process to the mud waste from described mud waste receiving element; Broken steady unit, is connected with the outlet of described mud scrap concrete breaking unit, for carrying out brokenly steady process to the mud waste after described fragmentation; Solid-liquid two-phase laminated flow unit, is connected with the outlet of described broken steady unit, for carrying out the process of solid-liquid two-phase laminated flow to obtain solid product and liquid product to breaking the mud Litter surely; Solid phase repairs squeeze unit, is connected, carries out harmless treatment to obtain innoxious solid product to described solid product with described solid-liquid two-phase laminated flow unit; Liquid phase desanding oil removal unit, is connected with described solid-liquid two-phase laminated flow unit, carries out desanding oil removal process to obtain removing liquid product and oil phase and the solid phase impurity of sand and oil to described liquid product; Sewage treatment unit, is connected with described liquid phase desanding oil removal unit, carries out purifying treatment to be purified water to the liquid product of described removal sand and oil; The entrance that described solid phase repairs squeeze unit is also connected with the oil phase of described liquid phase desanding oil removal unit and solid phase impurity relief outlet, for carrying out harmless treatment to from the oil phase of described liquid phase desanding oil removal unit and solid phase impurity; The entrance of described liquid phase desanding oil removal unit also repairs squeeze unit liquid phase relief outlet with described solid phase is connected, for carrying out harmless treatment to the liquid repairing squeeze unit from described solid phase; The entrance of described solid phase reparation squeeze unit also exports with the throw out of described sewage treatment unit and is connected, innoxious to realize for the treatment of the throw out from described sewage treatment unit.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described mud waste receiving element comprises: worm conveyor, and entrance is connected with the mud waste relief outlet of described drilling mud circulation system, for carrying described mud waste; Receiving tank, is arranged at described worm conveyor exit, for receiving the mud waste from described worm conveyor; First slush pump, entrance is connected with described receiving tank outlet at bottom, for by the mud waste pump in receiving tank to described mud scrap concrete breaking unit; In described worm conveyor and described receiving tank, multiple high-pressure water nozzle is all installed, for rinsing relevant device and increasing the moisture of described mud waste; Whipping appts is provided with, for ensureing that the mud waste in described receiving tank keeps good mobility in described receiving tank.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described mud waste receiving element is 2-10, and the entrance of each mud waste receiving element is connected with each mud waste relief outlet of described drilling mud circulation system respectively.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described mud scrap concrete breaking unit comprises: solid state shear device, entrance is connected with the outlet of described mud waste receiving element, for tentatively pulverizing from the solid formation in the mud waste of described mud waste receiving element; Shredder assembly, entrance is connected with the outlet of described solid state shear device, for the solid in the mud waste from described solid state shear device is further broken and break up; Second slush pump, entrance is connected with the outlet of described shredder assembly, for further broken and after breaing up mud waste pump is broken steady unit to described; Preferably, described solid state shear device tentatively pulverize after mud waste in solids particles particle diameter be 0.1-100mm, the solids particles particle diameter in the mud waste after the further fragmentation of shredder assembly is broken up is 0.01-20mm.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, it is described that broken steady unit comprises modified tank, medicine adds device and the 3rd slush pump, wherein, the mud waste input aperture of described modified tank is connected with the outlet of described mud scrap concrete breaking unit, for receiving the mud waste from described mud scrap concrete breaking unit; The outlet that described medicine adds device is connected with the medicine entrance of described modified tank, thus is delivered to by the destabilizing agent that described medicine adds in device in described modified tank, is provided with whipping appts in described modified tank; Described 3rd slush pump, is connected with the outlet of described modified tank, for breaking the mud waste pump surely in modified tank to described solid-liquid two-phase laminated flow unit.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described solid-liquid two-phase laminated flow unit comprises the first solid-liquid two-phase laminated flow equipment, the first solid phase transfer roller, solid phase collection device, liquid-phase collection device and liquid phase pump, wherein, described first solid-liquid two-phase laminated flow equipment, entrance is connected with the outlet of described de-steady unit, for the mud waste from described de-steady unit is carried out solid-liquid separation; Described first solid phase transfer roller, entrance is connected with the solid phase discharge port of described first solid-liquid two-phase laminated flow equipment, for being delivered to by solid product in solid phase collection device; Described liquid phase pump, entrance is connected with the liquid phase discharge port of described first solid-liquid two-phase laminated flow equipment, for by liquid product pump in liquid-phase collection device; Described liquid-phase collection device is provided with liquid product relief outlet; Described solid phase collection device is provided with solid product relief outlet.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described solid phase is repaired squeeze unit and is comprised second solid phase transfer roller, equipment to produce brick and innoxious device, wherein, described innoxious device, entrance respectively with the solid product relief outlet of described solid-liquid two-phase laminated flow unit, the oil phase of described liquid phase desanding oil removal unit is connected with the throw out outlet of solid phase impurity relief outlet and described sewage treatment unit, for the treatment of the solid product from solid-liquid two-phase laminated flow unit, from the oil phase of described liquid phase desanding oil removal unit and solid phase impurity and the throw out from described sewage treatment unit innoxious to realize, described second solid phase transfer roller, entrance is connected with the outlet of described innoxious device, for being sent in described equipment to produce brick by the solid product after innoxious, described equipment to produce brick, entrance is connected with the outlet of described second solid phase transfer roller, for the product after innoxious is squeezed into mud cake shape.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described innoxious device comprises priming apparatus, pending product feeding device, washing device, the second solid-liquid two-phase laminated flow equipment, wherein, priming apparatus, outlet is connected with the water inlet of described washing device, to provide enough bath wateies in described washing device; The entrance of described pending product feeding device is with the outlet of the pending material device of accommodation and be connected, the outlet of described solid product feeding device is connected with the feeding mouth of described washing device, will the solid materials of harmless treatment be needed to add in described washing device; Whipping appts is provided with, for stirring and washing solid materials in described washing device; The outlet of described washing device is connected with the entrance of described second solid-liquid two-phase laminated flow equipment, the liquid phase relief outlet of described second solid-liquid two-phase laminated flow equipment is connected with the entrance of described liquid phase desanding oil removal unit, the solid phase relief outlet of described second solid-liquid two-phase laminated flow equipment is connected with the entrance of described second solid phase transfer roller, so that the innoxious solid materials after washing is delivered in described equipment to produce brick, thus realize innoxious after the extrusion molding of solid materials; The Chinese effluent mouth of described sewage treatment unit is connected with the entrance of described priming apparatus.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described liquid phase desanding oil removal unit comprises suction pump, desanding oil-isolating device, clear water lotion pump, oil phase and solid phase receiving tank, wherein, described suction pump, the liquid phase relief outlet that entrance repairs squeeze unit with the liquid product relief outlet of described solid-liquid two-phase laminated flow unit and described solid phase is respectively connected; Described desanding oil-isolating device, entrance is connected with described suction pump outlet, for removing oil phase in liquid product and solid phase impurity to obtain sewage; Described clear water lotion pump, entrance is connected with the sewage outlet of described desanding oil-isolating device, for by sump pump to described sewage treatment unit; Described oil phase and solid phase receiving tank, oil phase and the solid phase impurity relief outlet of entrance and described desanding oil-isolating device are connected, and for collecting oil phase and solid phase impurity, described oil phase and solid phase receiving tank are provided with oil phase and solid phase impurity relief outlet; Preferably, the ingress of described suction pump is provided with filtration unit.
At above-mentioned oilfield drilling mud waste with brill treatment system, as a kind of preferred implementation, described sewage treatment unit comprises dosing flocculation apparatus, AOPS processing unit, membrane filter plant and reverse osmosis membrane apparatus, wherein, described dosing flocculation apparatus comprises sewage inlet, flocculation agent adds mouth, throw out exports and clear water exports mutually, carries out initial flocculation process to the sewage from described liquid phase desanding oil removal unit; AOPS processing unit, entrance exports mutually with the clear water of described dosing flocculation apparatus and is connected, and carries out AOPS process for the clear water flowed out described dosing flocculation apparatus; Membrane filter plant, entrance is connected with the water outlet of described AOPS processing unit, for processing the clear water that AOPS processing unit flows out further; Reverse osmosis membrane apparatus, entrance is connected with the water outlet of described membrane filter plant, for processing the clear water after membrane filtration further.
Preferred implementation in above treatment system can arbitrary combination use.
The utility model has following beneficial effect compared to existing technology:
1) multi task process of drilling mud waste of the present utility model multiple unit in system, can distinguish innoxious by the solid in waste and liquid, thus realize the re-using of refuse.
2) the generation equipment for the treatment of system of the present utility model and drilling mud waste and solid control equipment achieve and dock completely, ensure that not landing completely of mud waste, protect drilling operation surrounding environment, facilitate the scheduling arrangement of situ of drilling well equipment.
3) treatment system of the present utility model processes the mixtures such as mud waste and drilling waste water, drilling mud and landwaste are unified, and treatment system is simple, effective.
4) the modular system design of the utility model, unit all can be set up in parallel multiple, can assemble each equipment according to well site and waste situation and scale.
5) classification process solid, liquid two-phase, can harmless to environment be reached after solid phase process, after liquid phase process can reuse, re-injection, discharge.
6) the utility model preferably treatment system and method can not produce any pollutent, final mud cake can reuse, and the water quality of final discharge meets discharging standards.
Accompanying drawing explanation
Fig. 1 is that the utility model oilfield drilling mud waste is with the structural representation boring treatment system;
Fig. 2 is the structural representation of the worm conveyor of receiving element in the utility model system;
Fig. 3 is the structural representation of the receiving tank of receiving element in the utility model system.
Embodiment
Below in conjunction with accompanying drawing, treatment system of the present utility model is described in detail.
The waste of mud described in the utility model is the many kinds of substance mixtures such as drilling waste water, drilling mud and landwaste.
See Fig. 1, a kind of oilfield drilling mud waste is with brill treatment system, this treatment system comprises mud waste receiving element 1, mud scrap concrete breaking unit 2, broken steady unit 3, solid-liquid two-phase laminated flow unit 4, solid phase repairs squeeze unit 5, liquid phase desanding oil removal unit 6, sewage treatment unit 7.Below each unit and annexation thereof are described in detail one by one.
Mud waste receiving element 1, entrance is connected with the mud waste relief outlet of drilling mud circulation system, for receiving the mud waste from this drilling mud circulation system.
The drilling mud circulation system mentioned in the utility model is the conventional system used in drilling process, and it comprises drilling mud pump group, ground connects the equipment such as manifold, mud circulation pump, vibratory screening apparatus, sand separator, degasifier, whizzer, mud circulation tank, slurry agitator.Wherein produce the main involving vibrations sieve of equipment, sand separator, whizzer etc. of mud waste.The mud waste that these equipment produces is transported to mud waste receiving element 1.
Mud waste receiving element 1 can be set to multiple, and its concrete quantity increases according to the arrangement requirement at petroleum drilling scene, is preferably 2-10 mud waste receiving element; In embodiment of the present utility model, mud waste receives single, 1 is set to 4, is respectively A1, A2, A3, A4, see Fig. 1, the entrance of each mud waste receiving element can connect from the different mud waste relief outlets of drilling mud circulation system respectively, such as be connected with the vibratory screening apparatus, sand separator, whizzer etc. of drilling mud circulation system respectively, with the drilling mud waste gathering that vibratory screening apparatus, sand separator, whizzer etc. are discharged in mud waste receiving element.
Particularly, described mud waste receiving element 1 comprises: worm conveyor 11, receiving tank 12 and the first slush pump, wherein:
Worm conveyor 11 entrance 111 is connected, for slurry conveyed waste to receiving tank 12 with the mud waste relief outlet of drilling mud circulation system, in embodiment of the present utility model, the schematic diagram of worm conveyor 11 is see Fig. 2, the top of worm conveyor 11 is provided with shifting board 111, shifting board 111 is removable on worm conveyor 11, can stack, the effect of shifting board 111 allows mud waste fall into smoothly in worm conveyor, in addition, shifting board 111 all can cover worm conveyor, prevent workman to set foot on because of carelessness worm conveyor, or clothes gloves are entangled to worm conveyor, when worm conveyor receives mud waste, be positioned at that the shifting board of the mud waste relief outlet position of drilling mud circulation system and the worm conveyor of worm conveyor ingress is removable is stacked to distance worm conveyor entrance position far away, worm conveyor 11 inwall is provided with multiple high-pressure water nozzle 114, and for the moisture content of timely washing equipment and increase mud waste, the water yield of ejection can keep smooth outflow to be advisable with mud waste, when the mud Litter relief outlet distance receiving tank 12 of mud circulating system is far away, multiple coil transfer roller can be adopted to carry, realize connecting by fixing buckle between worm conveyor at different levels, the outlet 112 of worm conveyor is connected with the entrance of receiving tank 12.
Receiving tank 12 is arranged at worm conveyor 11 and exports 112 places, for receiving the mud waste from worm conveyor 11; In embodiment of the present utility model, receiving tank 12 structure is see Fig. 3, its entrance 121 and worm conveyor 11 export 112 and are connected to be delivered in receiving tank 12 by mud waste, the inwall of receiving tank and/or top cover are provided with multiple high pressure spray head 124, for rinsing receiving tank 12 and increasing the moisture of mud waste in it, also be provided with whipping appts 122 (such as twin-stage individual layer blade) in receiving tank 12, can ensure that the mud waste in receiving tank 12 keeps good mobility.Also be provided with mud waste relief outlet 123 bottom receiving tank, this relief outlet 123 is connected with the first slush pump by pipeline.
First slush pump, entrance is connected with receiving tank outlet at bottom 123 by pipeline, for by the mud waste pump in receiving tank 12 to mud scrap concrete breaking unit 2.
In mud Litter receiving element, directly enter in worm conveyor from drilling mud circulation system mud waste out, discarded slurry is delivered to the receiving tank with agitating function by worm conveyor, add water effect due to what stir the existence of power and tank inner high voltage sprinkler in tank, mud waste in tank constantly motion keep good mobility.
Mud scrap concrete breaking unit 2, entrance is connected with the outlet of mud waste receiving element 1, for carrying out break process to the mud waste from mud waste receiving element 1, thus obtains broken mud waste.
Particularly, the entrance of mud scrap concrete breaking unit 2 is connected with the first mud pump outlet of mud waste receiving element.Mud scrap concrete breaking unit 2 comprises: solid state shear device and shredder assembly, wherein: the entrance of this solid state shear device is connected with the first mud pump outlet, for tentatively pulverizing the solid formation in mud waste, the macrobead solid formation in such as mud waste and packing bag, Plastic Bottle, bag film etc.; The entrance of shredder assembly is connected with the outlet of solid state shear device, for by further broken and break up from the solid in the mud waste of solid state shear device.Preferably, solid state shear device tentatively pulverize after mud waste in solids particles particle diameter be 0.1-100mm, the solids particles particle diameter in the mud waste after the further fragmentation of shredder assembly is broken up is 0.01-20mm.Solid state shear device can be shearing shredding machine, and shredder assembly can be broken fine crusher.In the utility model embodiment, mud scrap concrete breaking unit 2 also comprises the second slush pump and the pipeline for being connected each equipment, mud waste from receiving element 1 is directly transported to shearing shredding machine by manifold, mud waste after preliminary fragmentation is pumped in fine crusher, be broken further, break up, the mud waste after breaing up pumps into next unit i.e. broken steady unit 3 by the second slush pump.
Broken steady unit 3, entrance is connected with the outlet of mud scrap concrete breaking unit 2, carries out brokenly steady process, thus make the colloidal solid in mud waste surely de-and sedimentation for the mud waste after breaing up fragmentation.
Particularly, this broken steady unit 3 comprises modified tank, medicine adds device, wherein, the mud waste input aperture of modified tank is connected with the outlet of mud scrap concrete breaking unit i.e. the second mud pump outlet, thus by the mud waste pump from mud scrap concrete breaking unit to modified tank; The outlet that medicine adds device is connected with the medicine entrance of described modified tank, thus the destabilizing agent added in device is delivered in modified tank by medicine.Be provided with whipping appts in modified tank, by this whipping appts, the mud waste in modified tank and destabilizing agent carried out abundant mix and blend, realize broken steady to make the colloidal solid sedimentation in mud waste after stopping certain hour, be beneficial to follow-up solid-liquid separation.This broken steady unit 3 also comprises the 3rd slush pump, is connected with the outlet of described modified tank, for breaking the mud waste pump surely in modified tank to next unit and solid-liquid two-phase laminated flow unit 4.
In this broken steady unit 3, fragmentation break up after mud waste and destabilizing agent be transported in modified tank simultaneously, in modified tank, the continous-stable of stirring rake stirs and modified tank buffer structure, and mud waste realizes broken steady.The interior stirring device structure of modified tank is identical with receiving tank, all there is twin-stage individual layer blade, see the whipping appts 122 of receiving tank in Fig. 3, the whipping appts of this structure can play shock absorption well in whipping process, be beneficial to and realize the broken steady of mud waste, compared with having the whipping appts of one-level blade, mud waste can be broken steady time shorten more than 1/3rd by twin-stage individual layer blade.
In embodiment of the present utility model, it is broken that steady unit 3 comprises modified tank, medicine adds device and the 3rd slush pump, its Chinese medicine adds device and comprises volume pump, under meter, stirred pot, fresh water pump, dry powder metering filler equipment (such as worm conveyor) and manifold etc., wherein, dry powder metering conveyor, be connected with described stirred pot, for dry powder destabilizing agent is quantitatively transferred in stirred pot; Fresh water pump, is exported and is connected with described stirred pot by pipeline, and is provided with under meter between fresh water pump and described stirred pot, for being quantitatively delivered in described stirred pot by clear water; Volume pump, entrance is connected by the outlet of pipeline with described stirred pot, and metering pump outlet is connected by the medicine entrance of pipeline with described modified tank, for by the destabilizing agent pump of constant delivery type after aquation in stirred pot extremely described modified tank.Mud waste pumps in modified tank through the second slush pump, dry powder destabilizing agent is in dry powder metering conveyor input stirred pot simultaneously, aquation is realized in stirred pot, destabilizing agent after aquation quantitatively joins in modified tank by the volume pump then added in device by medicine, by the agitating vane in modified tank, mud waste and destabilizing agent are carried out abundant mix and blend, is realized by certain residence time broken steady.
Solid-liquid two-phase laminated flow unit 4, entrance is connected with the outlet of broken steady unit 3, for carrying out the process of solid-liquid two-phase laminated flow to breaking the mud waste surely, thus obtains solid product and liquid product.
Wherein, solid product is directly repaired in the innoxious device (as described below) of squeeze unit 5 to solid phase by worm conveyor or Belt Conveying, and liquid product directly pumps in the desanding oil-isolating device (as described below) of liquid phase desanding oil removal unit 6 through centrifugal water pump.
Particularly, solid-liquid two-phase laminated flow unit 4 comprises the first solid-liquid two-phase laminated flow equipment, the first solid phase transfer roller, solid phase collection device, liquid phase pump and liquid product collection device, wherein, described first solid-liquid two-phase laminated flow equipment, entrance is connected by outlet i.e. the 3rd mud pump outlet of pipeline with described de-steady unit, for the mud waste from described de-steady unit is carried out solid-liquid separation; Described first solid phase transfer roller, entrance is connected by the solid phase discharge port of pipeline with described first solid-liquid two-phase laminated flow equipment, exports and is connected with solid phase collection device by pipeline, for being delivered to by solid product in solid phase collection device; Described liquid phase pump, entrance is connected by the liquid phase discharge port of pipeline with described first solid-liquid two-phase laminated flow equipment, exports and is connected with described liquid-phase collection device by pipeline, for by liquid product pump in liquid-phase collection device.In embodiment of the present utility model, described first solid-liquid two-phase laminated flow equipment can be whizzer, flame filter press, vibratory screening apparatus etc., described first solid phase transfer roller can be worm conveyor, rotary conveyor etc., and described liquid phase pump can be liquid phase centrifugal water pump.The broken steady mud waste that broken steady unit 3 pumps directly enters whizzer entrance by manifold, by centrifuge centrifugation, solid phase enters solid phase worm conveyor from whizzer solid phase discharge port, be delivered to solid phase collection device by worm conveyor, wherein solid phase collection device can be mobile transport trolley or holding tank; Liquid product collection device is entered from the manifold of whizzer liquid-phase outlet through liquid phase centrifugal water pump water conservancy diversion by the isolated liquid phase of whizzer.
Solid phase repairs squeeze unit 5, entrance is connected with solid-liquid two-phase laminated flow unit 4, carries out harmless treatment (by biological method or physical method), obtain innoxious solid product to the isolated solid product of solid-liquid two-phase laminated flow unit 4, can be used for soil second ploughing, construction material etc.
Solid phase repairs squeeze unit 5, and entrance is also connected with the oil phase of liquid phase desanding oil removal unit 6 and solid phase impurity relief outlet, for carrying out harmless treatment to from the oil phase of liquid phase desanding oil removal unit 6 and solid phase impurity.Liquid phase desanding oil removal unit 6, entrance also repairs squeeze unit 5 liquid phase relief outlet with solid phase is connected, for carrying out harmless treatment to the liquid repairing squeeze unit 5 from solid phase.
Particularly, solid phase is repaired squeeze unit 5 and is comprised second solid phase transfer roller, equipment to produce brick and innoxious device, wherein, described innoxious device, entrance is connected with the solid product relief outlet of described solid-liquid two-phase laminated flow unit and the oil phase of described liquid phase desanding oil removal unit and solid phase impurity relief outlet respectively, for the treatment of the solid product from solid-liquid two-phase laminated flow unit and the oil phase from described liquid phase desanding oil removal unit and solid phase impurity innoxious to realize; Second solid phase transfer roller, entrance is connected with the outlet of described innoxious device, for being sent in described equipment to produce brick by the product after innoxious; Described equipment to produce brick, entrance is connected with the outlet of described solid phase conveyer, for the product after innoxious is squeezed into mud cake shape.Described equipment to produce brick can be conventional block machine and operating device thereof.
When harmless treatment, will according to solid phase supplied materials detected result being carried out to necessary harmless treatment, use biological method or physical method, innoxious device is the device for carrying out said of biological method or physical method, when adopting biological method to carry out harmless treatment, described innoxious device comprises bacterial classification sprayer apparatus and treatment unit, wherein, the entrance for the treatment of unit and the outlet of described solid phase collection device and the described oil phase of liquid phase desanding oil removal unit and the receiving tank (as described below) of solid phase impurity export and are connected, for carrying out harmless biological process to the oil phase of the solid product from solid phase collection device and the receiving tank from oil phase and solid phase impurity and solid phase impurity, described bacterial classification sprayer apparatus is arranged at above treatment unit, to be sprinkled into by the bacterial classification of fixed amount in the product in treatment unit, wherein said bacterial classification mainly comprise in genus bacillus, actinomycetes, yeast and photosynthetic bacteria one or more, these bacterial classifications are all the existing bacterial classifications for objectionable impurities of degrading, the outlet of described treatment unit is connected with the entrance of described second solid phase transfer roller, so that innoxious solid materials is delivered in equipment to produce brick, thus realize innoxious after the extrusion molding of solid materials.Generally when adopting biological process to carry out harmless treatment to solid product produce without liquid phase substance, the liquid phase relief outlet that therefore entrance of liquid phase desanding oil removal unit 6 does not repair squeeze unit 5 with solid phase when employing Biochemical method is connected; Described treatment unit can be common container, but in order to realize harmless treatment better, is provided with whipping appts in described treatment unit; When adopting Physical and WATER-WASHING METHOD to carry out harmless treatment, described innoxious device is that any oil phase that can produce solid product in above-mentioned solid phase collection device and/or desanding oil removal unit and solid phase impurity are washed and realizes the device of washing after product solid-liquid separation, such as described innoxious device comprises priming apparatus, pending product feeding device, washing device, equipment for separating liquid from solid (i.e. the second solid-liquid two-phase laminated flow equipment), wherein, priming apparatus, outlet is connected with the water inlet of washing device, to provide enough bath wateies in washing device; The entrance of pending product feeding device (such as solid phase worm conveyor etc.) is with the outlet of the device (the solid phase collection device of oil phase such as described below and solid phase overflow collection groove and solid-liquid two-phase laminated flow unit) of the pending material of accommodation and be connected, the outlet of described solid product feeding device is connected with the feeding mouth of described washing device, will the solid materials of harmless treatment be needed to add in washing device; Whipping appts is provided with, for stirring and washing solid materials in washing device; The outlet of washing device is connected with the entrance of described equipment for separating liquid from solid, the liquid phase relief outlet of equipment for separating liquid from solid is connected with the entrance of described liquid phase desanding oil removal unit, the solid phase relief outlet of equipment for separating liquid from solid is connected with the entrance of described second solid phase transfer roller, so that the innoxious solid materials after washing is delivered in equipment to produce brick, thus realize innoxious after the extrusion molding of solid materials.In method for washing, the hazardous and noxious substances in solid phase is transferred in liquid phase, and then obtain the mud cake that can reuse through solid-liquid separation, solid phase extrusion molding.
Mud cake after harmless treatment can be backfilling into wellsite on the spot and carry out agricultural use, also uses to industrial application, building by transport vehicle transports.
Liquid phase desanding oil removal unit 6, entrance exports with the liquid product of solid-liquid two-phase laminated flow unit 4 and is connected, desanding oil removal process is carried out to the liquid product from solid-liquid two-phase laminated flow unit 4, to obtain liquid product and the sewage of removing sand and oil, and solid phase impurity and oil phase impurity.Liquid phase desanding oil removal unit 6, entrance also repairs squeeze unit 5 liquid phase relief outlet with solid phase is connected, for carrying out harmless treatment to the liquid repairing squeeze unit 5 from solid phase.
Particularly, this liquid phase desanding oil removal unit 6 specifically comprises two suction pumps, desanding oil-isolating device, clear water lotion pump, oil phase and solid phase receiving tank, wherein, described two suction pumps, entrance exports the liquid phase relief outlet (liquid exit of the equipment for separating liquid from solid such as during WATER-WASHING METHOD process) that (i.e. the outlet of liquid product collection device) and described solid phase repair squeeze unit 5 respectively and is connected with the liquid product of described solid-liquid two-phase laminated flow unit 4, for the liquid product pump that said two units produced in desanding oil-isolating device; Described desanding oil-isolating device, entrance sucks pump outlet be connected with described two, for removing oil phase in liquid product that said two units produces and solid phase impurity to obtain sewage; Described clear water lotion pump, entrance is connected with the sewage outlet of described desanding oil-isolating device, for by sump pump to next unit and sewage treatment unit 7; Described oil phase and solid phase receiving tank, oil phase and the solid phase impurities outlet of entrance and described desanding oil-isolating device are connected, for collecting oil phase and solid phase impurity.The oil phase collected and solid phase impurity can be delivered to solid phase and repair in the innoxious device of squeeze unit 5 carry out harmless treatment together with the above-mentioned solid product obtained through solid-liquid two-phase laminated flow unit, and innoxious concrete process is see the description of solid phase being repaired to squeeze unit 5 above.
In embodiment of the present utility model, this liquid phase desanding oil removal unit 6 also comprises filtration unit, be arranged at the ingress of described suction pump, for removing the solid phase impurity in liquid product in this liquid phase desanding oil removal unit, to realize except solid requirement, described filtration unit can filtering net, and aperture is between 1mm-20mm, be preferably 5mm, filtration unit can also be the swollen shape body of steel wire lump.Described desanding oil-isolating device can be desanding oil removal all-in-one, for the solid phase impurity removed further in liquid product and the oil phase impurity removed in liquid product; When suction pump ingress is provided with filtration unit, described desanding oil-isolating device can be also only oil eliminator, is preferably swash plate oil eliminator, for removing the oil phase impurity in liquid product better.
Sewage treatment unit 7, entrance is connected with the outlet of liquid phase desanding oil removal unit, carries out purifying treatment, be purified water to the liquid product removing sand and oil.
According to removing the pollution level of sand with the water quality of the liquid product of oil, different sewage disposal devices can be adopted in sewage treatment unit 7, meeting national grade ii standard to reach effluent quality.Particularly, sewage treatment unit 7 comprises dosing flocculation apparatus, AOPS processing unit (such as ozone, ultraviolet producer), membrane filter plant (such as ceramic microfiltration membrane), one or more in reverse osmosis membrane apparatus, above equipment is alone or in combination carried out according to the sample feature of sewage, preferably, sewage treatment unit 7 comprises dosing flocculation apparatus, AOPS processing unit, membrane filter plant and reverse osmosis membrane apparatus, wherein, described dosing flocculation apparatus comprises sewage inlet, flocculation agent adds mouth, throw out outlet and clear water export mutually, the liquid product namely sewage from liquid phase desanding oil removal unit being removed to sand and oil carries out initial flocculation process, AOPS (Advanced OxidationProcesses, advanced oxidation processes, a kind of ordinary method in sewage disposal) processing unit, entrance exports mutually with the clear water of described dosing flocculation apparatus and is connected, and carries out AOPS process for the clear water flowed out described dosing flocculation apparatus, membrane filter plant, entrance is connected with the water outlet of described AOPS processing unit, for processing the clear water that AOPS processing unit flows out further, reverse osmosis membrane apparatus, entrance is connected with the water outlet of described membrane filter plant, for processing the clear water after membrane filtration further.Preferably, between described membrane filter appts and described reverse osmosis membrane apparatus, be provided with lotion pump, for by the liquor pump after membrane filtration in reverse osmosis membrane apparatus.Described reverse osmosis membrane apparatus can be substituted by multi-effect evaporating device.Water after reverse osmosis or evaporation process can reach emission standard.The throw out produced by dosing flocculation apparatus can be delivered to solid phase and repair in squeeze unit, carries out harmless treatment.Such as be delivered to solid phase to repair in the innoxious device of squeeze unit, carry out biological process or WATER-WASHING METHOD process.That is, the throw out outlet of the dosing flocculation apparatus of sewage treatment unit 7 is repaired the innoxious device portal of squeeze unit with described solid phase and is connected, thus the throw out that sewage treatment unit 7 produces is delivered to solid phase reparation squeeze unit to carry out harmless treatment.
The entrance that the final outflow water mouth (i.e. Chinese effluent mouth) of sewage treatment unit 7 can also repair the priming apparatus of squeeze unit with the high pressure water inlet of the worm conveyor of mud Litter receiving element, the high pressure water inlet of receiving tank and solid phase respectively by manifold is connected, with realize above-mentioned three devices with water, thus system of the present utility model does not land process completely without the need to what adopt external water source can realize mud waste.
In treatment system of the present utility model except comprising above equipment or device, also comprise some pipelines, for the connection between each equipment or device.
A kind of oilfield drilling mud waste, with brill treatment process, comprises the steps:
Waste mud reclaims destruction step: the waste mud from drilling mud circulation system is carried out break process, obtains the waste mud after fragmentation;
Break rapid steadily: the waste mud after described fragmentation is carried out brokenly steady process, to make the colloidal solid in waste mud settle down, obtain brokenly waste mud surely;
Solid-liquid two-phase laminated flow step: by described broken steady after waste mud carry out the process of solid-liquid two-phase laminated flow, obtain solid product and liquid product;
Clean treatment step: solid product and liquid product are carried out cleaning process respectively, obtain innoxious solid product and purify waste water.
Cleaning treatment step, described solid product clean process be, by biological process or WATER-WASHING METHOD, harmless treatment is carried out to the solid product that solid-liquid two-phase laminated flow step produces, obtain innoxious solid product.The process that cleans of described liquid product carries out purifying treatment again after the liquid product that solid-liquid two-phase laminated flow step produces is carried out desanding oil removal process, thus obtain meeting purifying waste water of emission standard.
Clean in treating processes at described liquid product, also described desanding oil removal process and described purifying treatment are carried out to the liquid produced in treating processes that cleans of described solid product, thus obtain meeting purifying waste water of emission standard; Clean in treating processes at described solid product, also harmless treatment is carried out to the oil phase cleaning desanding oil removal generation in treating processes of described liquid product and the floss of solid phase impurity and purifying treatment generation, thus obtain innoxious solid product.
That is, the oil phase obtained after desanding oil removal process and solid phase impurity can as the objects cleaning process, the solid product that itself and follow-up solid-liquid two-phase laminated flow step obtain is mixed merga pass biological process or WATER-WASHING METHOD carries out harmless treatment, thus obtain innoxious solid product; Cleaning the liquid produced in treating processes and can being further used as the object cleaning process of solid product, mixes it with the sewage after follow-up desanding oil removal process and carries out purifying treatment, thus obtain meeting purifying waste water of emission standard; The throw out produced in decontamination process such as throw out can as the object cleaning process, the solid product that itself and follow-up solid-liquid two-phase laminated flow step obtain is mixed merga pass biological process or WATER-WASHING METHOD carries out harmless treatment, thus obtain innoxious solid product.
Aforesaid method adopts treatment system of the present utility model, and below in conjunction with treatment system of the present utility model, is described with brill treatment process above-mentioned oilfield drilling mud waste.
Step one, mud waste receive: be delivered in receiving tank by worm conveyor by the mud waste that drilling mud circulation system is discharged, in worm conveyor, clear water is sprayed in mud waste course of conveying, flow into smoothly in receiving tank to enable the mud waste in worm conveyor, also in receiving tank, spray into clear water keeps good mobility and homogeneity to make the mud waste of outflow receiving tank to the continuous mud waste stirred in inflow receiving tank simultaneously, and the mud waste in receiving tank is constantly pumped in solid state shear device;
Step 2, mud scrap concrete are broken: the mud waste from receiving tank is cut into the particle that particle diameter is 0.1-100mm (such as 0.2mm, 5mm, 10mm, 20mm, 40mm, 50mm, 60mm, 70mm, 80mm, 90mm, 95mm) by solid state shear device, be broken for the particle of particle diameter 0.01-20mm (such as 0.02mm, 0.1mm, 0.5mm, 1mm, 5mm, 10mm, 15mm, 18mm) again by shredder assembly, namely obtain the mud waste after fragmentation.
Step 3, broken steady: by the waste mud pump after fragmentation to modified tank, the destabilizing agent after simultaneously aquation namely being dissolved adds device by medicine and is added in modified tank, after being uniformly mixed, leave standstill certain hour (such as 15min, 20min, 30min or 35min) realize broken steady process, thus the colloidal solid in mud waste is settled down, obtain brokenly mud waste surely, wherein, the destabilizing agent kind needs added add destabilizing agent according to the supplied materials feature of mud waste in the mud waste after fragmentation, this destabilizing agent can be that destabilizing agent or degumming agent are commonly used in this area, and preferred destabilizing agent is polyacrylamide, polymer alumina, one in Tai-Ace S 150 and ammonium persulphate, now the weight percent of the quality that adds of various destabilizing agent and mud waste is preferably respectively: polyacrylamide 0.01%-0.5% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.4%), polymer alumina 0.01%-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%), Tai-Ace S 150 0.01%-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%), ammonium persulphate 0.01%-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%), this destabilizing agent also can be the multiple mixture in polyacrylamide, polymer alumina, Tai-Ace S 150 and ammonium persulphate, in that case, the weight percent of the destabilizing agent added and mud waste is preferably 0.01-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%).In embodiment of the present utility model, destabilizing agent is the mixture of polyacrylamide, polymer alumina, Tai-Ace S 150 and ammonium persulphate, wherein the weight percent of the quality that adds of each destabilizing agent and mud waste is respectively: polyacrylamide 0.2%, polymer alumina 0.2%, Tai-Ace S 150 0.3%, ammonium persulphate 0.5%.
Step 4, solid-liquid two-phase laminated flow: to solid-liquid two-phase laminated flow equipment, carry out centrifugal treating by breaking the mud waste pump surely, obtain solid product and liquid product, and the solid product after centrifugal is delivered in solid phase collection device, by the liquid product pump after centrifugal in liquid product collection device.
Step 5, solid product clean process: the solid product in solid phase collection device is delivered in innoxious device and carries out harmless treatment by physical method or biological method, obtain innoxious solid product;
This biological method is: be delivered to by the solid product in solid phase collection device in the treatment unit of innoxious device, and in treatment unit, spray the mixed strains of genus bacillus, actinomycetes, yeast and photosynthetic bacteria, be uniformly mixed rear sealing 1-2 days, then solid matter in treatment unit be delivered in equipment to produce brick and make it form innoxious mud cake; Or first equipment to produce brick is delivered to the solid product in solid phase collection device and becomes mud cake shape, and then mud cake is delivered in treatment unit, and in treatment unit, spray the mixed strains of genus bacillus, actinomycetes, yeast and photosynthetic bacteria, seal and obtain innoxious mud cake after 1-2 days; A kind of bioremediation preferably, obtains innoxious mud cake and stores use separately;
This physical method and WATER-WASHING METHOD are: be delivered to by the solid product in solid phase collection device in the washing device of innoxious device, in this washing device, add clear water (this clear water can be the water outlet after sewage treatment unit process) simultaneously stir to carry out washing process, again the solid product after washing and water lotion are carried out solid-liquid separation process and centrifugal treating, the solid product obtained after centrifugal is transported to so that solid product is squeezed into mud cake in equipment to produce brick, and the innoxious mud cake obtained stores use separately; Being pumped in desanding oil-isolating device containing the water lotion of hazardous and noxious substances after centrifugal carries out desanding oil removal process, and the cleaning of the subsequent disposal of this water lotion and the liquid product in liquid-phase collection device processes identical.
Step 6, liquid product clean process: carry out desanding oil removal process by the liquid product pump in liquid-phase collection device to desanding oil-isolating device, obtain the liquid product (i.e. sewage) removing sand and oil, and oil phase and solid phase impurity, sump pump after process is in the dosing flocculation apparatus of sewage treatment unit, and add flocculation agent in the flocculation apparatus of dosing simultaneously and carry out deionization process, in this deionization process, flocculation agent can adopt this area conventional flocculant, and preferred flocculation agent is polyacrylamide, polymer alumina, one in Tai-Ace S 150 and ammonium persulphate, now the weight percent of the quality that adds of various flocculation agent and sewage is preferably respectively: polyacrylamide 0.01%-0.5% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.4%), polymer alumina 0.01%-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%), Tai-Ace S 150 0.01%-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%), ammonium persulphate 0.01%-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%), this flocculation agent also can be the multiple mixture in polyacrylamide, polymer alumina, Tai-Ace S 150 and ammonium persulphate, in that case, the flocculation agent added and the weight percent of sewage are preferably 0.01-2% (such as 0.02%, 0.05%, 0.08%, 0.15%, 0.2%, 0.5%, 1%, 1.2%, 1.5%, 1.8%).In embodiment of the present utility model, flocculation agent is the mixture of polyacrylamide, polymer alumina, Tai-Ace S 150 and ammonium persulphate, wherein the weight percent of the quality that adds of each flocculation agent and sewage is respectively: polyacrylamide 0.2%, polymer alumina 0.2%, Tai-Ace S 150 0.3%, ammonium persulphate 0.5%; Sewage after deionization enters in AOPS processing unit and carries out oxide treatment, enters successively in membrane filter plant and reverse osmosis unit more afterwards and carries out membrane separation, thus obtain meeting purifying waste water of emission standard; The throw out produced in the oil phase obtained after desanding oil removal process and solid phase impurity and dosing flocculation apparatus and throw out being conveyed into again above-mentioned solid phase repairs in the innoxious device of squeeze unit, and be mixed with the follow-up solid product from solid-liquid two-phase laminated flow unit and carry out harmless treatment, treatment process is identical with the method for step 5, thus obtains innoxious solid product and innoxious mud cake.
Effluent quality after adopting aforesaid method to purify is: PH=6-9; Colourity < 80; SS < 200; COD < 150; Oil < 10; Sulfide < 1.0; Phosphoric acid salt < 1.0; Unit: mg/l, water quality meets discharging standards.The innoxious mud cake obtained can be used for soil second ploughing, construction material etc.
Claims (10)
1. oilfield drilling mud waste is with a brill treatment system, it is characterized in that: this treatment system comprises:
Mud waste receiving element, is connected with the mud waste relief outlet of drilling mud circulation system, for receiving the mud waste of described drilling mud circulation system;
Mud scrap concrete breaking unit, is connected with the outlet of described mud waste receiving element, for carrying out break process to the mud waste from described mud waste receiving element;
Broken steady unit, is connected with the outlet of described mud scrap concrete breaking unit, for carrying out brokenly steady process to the mud waste after described fragmentation;
Solid-liquid two-phase laminated flow unit, is connected with the outlet of described broken steady unit, for carrying out the process of solid-liquid two-phase laminated flow to obtain solid product and liquid product to breaking the mud Litter surely;
Solid phase repairs squeeze unit, is connected, carries out harmless treatment to obtain innoxious solid product to described solid product with described solid-liquid two-phase laminated flow unit;
Liquid phase desanding oil removal unit, is connected with described solid-liquid two-phase laminated flow unit, carries out desanding oil removal process to obtain removing liquid product and oil phase and the solid phase impurity of sand and oil to described liquid product;
Sewage treatment unit, is connected with described liquid phase desanding oil removal unit, carries out purifying treatment to be purified water to the liquid product of described removal sand and oil;
The entrance that described solid phase repairs squeeze unit is also connected with the oil phase of described liquid phase desanding oil removal unit and solid phase impurity relief outlet, for carrying out harmless treatment to from the oil phase of described liquid phase desanding oil removal unit and solid phase impurity;
The entrance of described liquid phase desanding oil removal unit also repairs squeeze unit liquid phase relief outlet with described solid phase is connected, for carrying out harmless treatment to the liquid repairing squeeze unit from described solid phase;
The entrance of described solid phase reparation squeeze unit also exports with the throw out of described sewage treatment unit and is connected, innoxious to realize for the treatment of the throw out from described sewage treatment unit.
2. oilfield drilling mud waste according to claim 1 is with brill treatment system, it is characterized in that:
Described mud waste receiving element comprises:
Worm conveyor, entrance is connected with the mud waste relief outlet of described drilling mud circulation system, for carrying described mud waste;
Receiving tank, is arranged at described worm conveyor exit, for receiving the mud waste from described worm conveyor;
First slush pump, entrance is connected with described receiving tank outlet at bottom, for by the mud waste pump in receiving tank to described mud scrap concrete breaking unit;
In described worm conveyor and described receiving tank, multiple high-pressure water nozzle is all installed, for rinsing relevant device and increasing the moisture of described mud waste; Whipping appts is provided with, for ensureing that the mud waste in described receiving tank keeps good mobility in described receiving tank.
3. according to claim 1 oilfield drilling mud waste with brill treatment system, it is characterized in that: described mud waste receiving element is 2-10, and the entrance of each mud waste receiving element is connected with each mud waste relief outlet of described drilling mud circulation system respectively.
4. oilfield drilling mud waste, with brill treatment system, is characterized in that: described mud scrap concrete breaking unit comprises according to claim 1:
Solid state shear device, entrance is connected with the outlet of described mud waste receiving element, for tentatively pulverizing from the solid formation in the mud waste of described mud waste receiving element;
Shredder assembly, entrance is connected with the outlet of described solid state shear device, for the solid in the mud waste from described solid state shear device is further broken and break up;
Second slush pump, entrance is connected with the outlet of described shredder assembly, for further broken and after breaing up mud waste pump is broken steady unit to described.
5. according to claim 1 oilfield drilling mud waste with brill treatment system, it is characterized in that: described broken steady unit comprises modified tank, medicine adds device and the 3rd slush pump, wherein, the mud waste input aperture of described modified tank is connected with the outlet of described mud scrap concrete breaking unit, for receiving the mud waste from described mud scrap concrete breaking unit; The outlet that described medicine adds device is connected with the medicine entrance of described modified tank, thus is delivered to by the destabilizing agent that described medicine adds in device in described modified tank, is provided with whipping appts in described modified tank; Described 3rd slush pump, is connected with the outlet of described modified tank, for breaking the mud waste pump surely in modified tank to described solid-liquid two-phase laminated flow unit.
6. according to claim 1 oilfield drilling mud waste with brill treatment system, it is characterized in that: described solid-liquid two-phase laminated flow unit comprises the first solid-liquid two-phase laminated flow equipment, the first solid phase transfer roller, solid phase collection device, liquid-phase collection device and liquid phase pump, wherein, described first solid-liquid two-phase laminated flow equipment, entrance is connected with the outlet of described broken steady unit, for the mud waste from described broken steady unit is carried out solid-liquid separation; Described first solid phase transfer roller, entrance is connected with the solid phase discharge port of described first solid-liquid two-phase laminated flow equipment, for being delivered to by solid product in solid phase collection device; Described liquid phase pump, entrance is connected with the liquid phase discharge port of described first solid-liquid two-phase laminated flow equipment, for by liquid product pump in liquid-phase collection device; Described liquid-phase collection device is provided with liquid product relief outlet; Described solid phase collection device is provided with solid product relief outlet.
7. oilfield drilling mud waste is with brill treatment system according to claim 1, and its feature exists:
Described solid phase is repaired squeeze unit and is comprised second solid phase transfer roller, equipment to produce brick and innoxious device, wherein, described innoxious device, entrance exports with the solid product relief outlet of described solid-liquid two-phase laminated flow unit, the described oil phase of liquid phase desanding oil removal unit and the throw out of solid phase impurity relief outlet and described sewage treatment unit respectively and is connected, for the treatment of the solid product from solid-liquid two-phase laminated flow unit, the oil phase from described liquid phase desanding oil removal unit and solid phase impurity and the throw out from described sewage treatment unit innoxious to realize; Described second solid phase transfer roller, entrance is connected with the outlet of described innoxious device, for being sent in described equipment to produce brick by the solid product after innoxious; Described equipment to produce brick, entrance is connected with the outlet of described second solid phase transfer roller, for the product after innoxious is squeezed into mud cake shape.
8. according to claim 7 oilfield drilling mud waste with brill treatment system, its feature exists: described innoxious device comprises priming apparatus, pending product feeding device, washing device, the second solid-liquid two-phase laminated flow equipment, wherein, priming apparatus, outlet is connected with the water inlet of described washing device, to provide enough bath wateies in described washing device; The entrance of described pending product feeding device is with the outlet of the pending material device of accommodation and be connected, the outlet of described solid product feeding device is connected with the feeding mouth of described washing device, will the solid materials of harmless treatment be needed to add in described washing device; Whipping appts is provided with, for stirring and washing solid materials in described washing device; The outlet of described washing device is connected with the entrance of described second solid-liquid two-phase laminated flow equipment, the liquid phase relief outlet of described second solid-liquid two-phase laminated flow equipment is connected with the entrance of described liquid phase desanding oil removal unit, the solid phase relief outlet of described second solid-liquid two-phase laminated flow equipment is connected with the entrance of described second solid phase transfer roller, so that the innoxious solid materials after washing is delivered in described equipment to produce brick, thus realize innoxious after the extrusion molding of solid materials; The Chinese effluent mouth of described sewage treatment unit is connected with the entrance of described priming apparatus.
9. oilfield drilling mud waste, with brill treatment system, is characterized in that according to claim 1:
Described liquid phase desanding oil removal unit comprises suction pump, desanding oil-isolating device, clear water lotion pump, oil phase and solid phase receiving tank, wherein, described suction pump, the liquid phase relief outlet that entrance repairs squeeze unit with the liquid product relief outlet of described solid-liquid two-phase laminated flow unit and described solid phase is respectively connected; Described desanding oil-isolating device, entrance is connected with described suction pump outlet, for removing oil phase in liquid product and solid phase impurity to obtain sewage; Described clear water lotion pump, entrance is connected with the sewage outlet of described desanding oil-isolating device, for by sump pump to described sewage treatment unit; Described oil phase and solid phase receiving tank, oil phase and the solid phase impurity relief outlet of entrance and described desanding oil-isolating device are connected, and for collecting oil phase and solid phase impurity, described oil phase and solid phase receiving tank are provided with oil phase and solid phase impurity relief outlet.
10. according to claim 1 oilfield drilling mud waste with brill treatment system, it is characterized in that: described sewage treatment unit comprises dosing flocculation apparatus, AOPS processing unit, membrane filter plant and reverse osmosis membrane apparatus, wherein, described dosing flocculation apparatus comprises sewage inlet, flocculation agent adds mouth, throw out exports and clear water exports mutually, carries out initial flocculation process to the sewage from described liquid phase desanding oil removal unit; AOPS processing unit, entrance exports mutually with the clear water of described dosing flocculation apparatus and is connected, and carries out AOPS process for the clear water flowed out described dosing flocculation apparatus; Membrane filter plant, entrance is connected with the water outlet of described AOPS processing unit, for processing the clear water that AOPS processing unit flows out further; Reverse osmosis membrane apparatus, entrance is connected with the water outlet of described membrane filter plant, for processing the clear water after membrane filtration further.
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