CN104961252A - Environment-friendly and energy-saving type foul solution storage body mechanical cleaning system - Google Patents
Environment-friendly and energy-saving type foul solution storage body mechanical cleaning system Download PDFInfo
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- CN104961252A CN104961252A CN201510317508.9A CN201510317508A CN104961252A CN 104961252 A CN104961252 A CN 104961252A CN 201510317508 A CN201510317508 A CN 201510317508A CN 104961252 A CN104961252 A CN 104961252A
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Abstract
The invention relates to the technical field of environmental protection and energy saving, in particular to an environment-friendly and energy-saving type foul solution storage body mechanical cleaning system, which comprises a cleaning storage tank body, a cleanout seal communication module, a trinity module, an oil sludge water separation module, an oil water separation pretreatment box, a cleaning pump module, an air flotation device, a steam and inert gas generation module, a gas on-line detection device and a duty room. When sewage is treated to meet the oilfield sewage indicators, the treated sewage enters an oilfield water system for reinjection, after treatment, the sludge has low oil content and meets the requirements of environmental protection, the polluted oil is treated to meet the crude oil output indicators, the energy saving effect is remarkable, and the complete equipment is a modular skid-mounted structure, and is convenient for movement and transportation. According to the cleaning requirement, each module and device can be combined and adjusted, and the system has the advantages of wide scope of applicable cleaning requirements and high safety degree. The mechanical cleaning system provided by the invention has the characteristics of reasonable design, simple operation, economical applicability, energy saving and environmental protection, safety and reliability, and high productivity, and is easy for large-scale popularization and use.
Description
technical field:
The present invention relates to environmental protection and energy saving technical field, be specifically related to environment-friendly and energy-efficient soiling solution and store body mechanical cleaning system.
background technology:
Along with the development of china's overall national strength and the raising of government department's environmental consciousness, energy-conserving and environment-protective problem enjoys the concern of society, especially the concern of field produces enterprise is more paid attention to, a large amount of sewage precipitation tanks is used in oilfield process, all kinds of tank body such as Water Tank and storage tank, and sewage lagoon, greasy filth pond, contaminated-oil basin, sump, the soiling solution of pond, the large-scale hole classes such as sump oil hole stores body, these soiling solutions store the accumulation that can cause sump oil and mud after body uses for some time, regular cleaning must be carried out can continue to use, existing cleaning equipment mechanism is simple, function singleness, production efficiency is low, waste time and energy, and clear sump oil, the soiling solution such as sewage and mud cannot obtain rationally effective recovery and utilization, while causing environmental pollution, waste again a large amount of resources, greatly have impact on economic benefit and the social benefit of enterprise, so a kind of reasonable in design, easy and simple to handle, energy-conserving and environment-protective of research and development, the soiling solution storage body washing unit of use safety is very necessary.
summary of the invention:
The invention solves the technical barrier that soiling solution stores body cleaning, provide a kind of reasonable in design, easy and simple to handle, economic and practical, energy-conserving and environment-protective, the environment-friendly and energy-efficient soiling solution that safe and reliable, productivity is high stores body mechanical cleaning system, can promote on a large scale in each elephant manufacturing enterprise and use.
The technical solution used in the present invention is: a kind of environment-friendly and energy-efficient soiling solution stores body mechanical cleaning system, comprise cleaning hold-up vessel body, cleanout opening sealing connectivity module, trinity module, oily mud-water separation module, oily water separation pretreatment box, scavenging pump module, air-floating apparatus, steam and rare gas element generation module, gas on-line measuring device and watchroom, described installs cleaning machine and floating plate oil recovery appts. in cleaning hold-up vessel body interior; Described cleanout opening sealing connectivity module comprises cleanout opening tightness system, baffle-box, Pulp pump, strainer and second point of electric control box, is provided with trace pipe and swing type ball float rotating disk liquidometer in baffle-box; Described trinity module comprises strainer, trinity tank, vacuum pump, shifting pump and the 3rd point of electric control box, and trinity tank inside is provided with swing type ball float rotating disk liquidometer; Described oily mud-water separation module comprises oil pump, sump pump, ageing oil process special centrifugal machine, worm conveyor, desliming whizzer, point oil centrifuge and the 4th point of electric control box; Described oily water separation pretreatment box inside is provided with sewage sump oil pretreatment box, de-oiling foul water tank, desliming foul water tank, a secondary de-oiling return water tank, reclaims fuel tank, fuel reserve tank, recovery oil pump, the bottom of each casing is equipped with trace pipe, and sewage sump oil pretreatment box inside is provided with floating plate oil recovery appts.; Described scavenging pump module comprises cleaning baffle-box, scavenging pump and the 6th point of electric control box; Described air-floating apparatus comprises dissolving, gas-floating chamber, air supporting water pump, dregs scraper, recovered water pump, scum chamber, receipts pulp pump and the 7th point of electric control box; Described floating plate oil recovery appts. comprises splash pan, adjusting screw(rod), taper balancing disk, collection tube and transition pipeline, and splash pan is provided with out cylinder and inner cylinder.
Described cleaning hold-up vessel body, cleanout opening sealing connectivity module, trinity module, oily mud-water separation module, oily water separation pretreatment box, scavenging pump module, air-floating apparatus, steam and rare gas element generation module and gas on-line measuring device have independently function, process interface between each module and device is mutually corresponding, interface shape is that spigot-and-socket quick-connecting joint connects, use composite soft tube to connect each interface, interface has good stopping property; Steam and rare gas element generation module by vapour line to cleaning hold-up vessel body, trinity tank and trace pipe delivering vapor, and the passageway part pipeline of vapour line uses trapezoidal protective guard to protect, steam and rare gas element generation module are by rare gas element line of pipes to cleaning hold-up vessel bulk transport rare gas element, and rare gas element line of pipes is aerial pipeline hangs and establish; Described scavenging pump carries sewage by sewer pipeline to cleaning machine; The sealing of described cleaning hold-up vessel body, cleanout opening connectivity module, trinity module, oily mud-water separation module, oily water separation pretreatment box, scavenging pump module and air-floating apparatus by oily(waste)water pipeline transmission oily(waste)water, oily mud-water separation module and oily water separation pretreatment box by pipe laying to refiltered oil pump delivery oil; The gas that described gas on-line measuring device is detected by the conveying of detected gas transfer line.
Main electrical control cubicles is provided with in described scavenging pump module, second point of described electric control box, the 3rd point of electric control box, the 4th point of electric control box, the 6th point of electric control box and the 7th point of electric control box are connected with main electrical control cubicles respectively by cable, and electrical interface and signaling interface type of attachment adopt explosion-proof fast plug socket to connect.
The quantity of described cleaning hold-up vessel body interior cleaning machine is no less than 2, wherein 1 is installed on top by roof manway, and spray regime is full spherical cleaning machine, all the other cleaning machines are installed inner by the cylindrical shell manhole on side, and spray regime is semi-sphere type cleaning machine.
Beneficial effect of the present invention: reasonable in design, easy and simple to handle, economic and practical, energy-conserving and environment-protective, safe and reliable, productivity is high, is easy to promote on a large scale and use.The present invention is to sump oil, sewage and mud carry out the method for mechanical cleaning and process and existing clear tank, the method of removing contamination compares the advantage with the feature of environmental protection and good energy saving property, oilfield sewage index is reached after sewage disposal, enter oilfield produced water system for re-injection, after sludge treatment, oleaginousness is low, meet the requirement of environmental protection, sump oil process reaches the index of crude oil exporting, energy-saving effect is remarkable, and complete assembly is modularization skid structure, be convenient to mobile and transport, according to cleaning requirement, each module and device can carry out combining and adjusting, there is applicable cleaning claimed range wide, the advantage that level of safety is high.
Modules of the present invention and device have independently function, between process interface mutually corresponding, interface pattern is that spigot-and-socket quick-connecting joint connects, and connects each interface with composite soft tube, interface connect quick, sealing is reliable; Vapour pipe passageway part pipeline adopts trapezoidal protective guard to protect, and does not affect road traffic; Rare gas element line of pipes is that aerial pipeline hangs and establishes, safe and reliable; The total electrical control cubicles of system is located in scavenging pump module, and the Power supply and control of point electric control box of other each module picks out from main distribution cabinet, and power supply interface and signaling interface linked vector graph adopt explosion-proof fast plug socket to be connected, convenient and swift, safe and reliable; Swing type ball float rotating disk liquidometer adopts large ball float swing type, has buoyancy large, and it is little that rise falls resistance, is not easily clung by the high thickness soiling solution containing solid, can bear pressure and vacuum.
accompanying drawing illustrates:
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is automatically controlled schematic diagram of the present invention.
Fig. 3 is the structural representation of floating plate oil recovery appts. in the present invention.
Fig. 4 is the layout schematic diagram of cleaning machine in the present invention.
embodiment:
With reference to each figure, a kind of environment-friendly and energy-efficient soiling solution stores body mechanical cleaning system, comprise cleaning hold-up vessel body 1, cleanout opening sealing connectivity module 2, trinity module 3, oily mud-water separation module 4, oily water separation pretreatment box 5, scavenging pump module 6, air-floating apparatus 7, steam and rare gas element generation module 8, gas on-line measuring device 9 and watchroom 10, cleaning machine 101 and floating plate oil recovery appts. 102 are installed in described cleaning hold-up vessel body 1 inside; Described cleanout opening sealing connectivity module 2 comprises cleanout opening tightness system 201, baffle-box 202, Pulp pump 203, strainer 301 and second point of electric control box 205, is provided with trace pipe 204 and swing type ball float rotating disk liquidometer 305 in baffle-box 202; Described trinity module 3 comprises strainer 301, trinity tank 302, vacuum pump 303, shifting pump 304 and the 3rd point of electric control box 306, and trinity tank 302 inside is provided with swing type ball float rotating disk liquidometer 305; Described oily mud-water separation module 4 comprises oil pump 401, sump pump 402, ageing oil process special centrifugal machine 403, worm conveyor 404, desliming whizzer 405, point oil centrifuge 406 and the 4th point of electric control box 408; Described oily water separation pretreatment box 5 inside is provided with sewage sump oil pretreatment box 501, de-oiling foul water tank 502, desliming foul water tank 503, secondary de-oiling return water tank 504, recovery fuel tank 505, fuel reserve tank 506, reclaims oil pump 507, the bottom of each casing is equipped with trace pipe 204, and sewage sump oil pretreatment box 501 inside is provided with floating plate oil recovery appts. 102; Described scavenging pump module 6 comprises cleaning baffle-box 602, scavenging pump 603 and the 6th point of electric control box 605; Described air-floating apparatus 7 comprises dissolving 701, gas-floating chamber 702, air supporting water pump 703, dregs scraper 704, recovered water pump 705, scum chamber 706, receives pulp pump 708 and the 7th point of electric control box 707; Described floating plate oil recovery appts. 102 comprises splash pan 1021, adjusting screw(rod) 1022, taper balancing disk 1023, collection tube 1024 and transition pipeline 1025, and splash pan 1021 is provided with out cylinder 1026 and inner cylinder 1027.
Described cleaning hold-up vessel body 1, cleanout opening sealing connectivity module 2, trinity module 3, oily mud-water separation module 4, oily water separation pretreatment box 5, scavenging pump module 6, air-floating apparatus 7, steam and rare gas element generation module 8 and gas on-line measuring device 9 have independently function, process interface between each module and device is mutually corresponding, interface shape is that spigot-and-socket quick-connecting joint connects, use composite soft tube to connect each interface, interface has good stopping property; Steam and rare gas element generation module 8 pass through vapour line 802 to cleaning hold-up vessel body 1, trinity tank 302 and trace pipe 204 delivering vapor, and the passageway part pipeline of vapour line 802 uses trapezoidal protective guard to protect, steam and rare gas element generation module 8 carry rare gas element by rare gas element line of pipes 801 to cleaning hold-up vessel body 1, and rare gas element line of pipes 801 is established for aerial pipeline hangs; Described scavenging pump 603 carries sewage by sewer pipeline 601 to cleaning machine 101; The sealing of described cleaning hold-up vessel body 1, cleanout opening connectivity module 2, trinity module 3, oily mud-water separation module 4, oily water separation pretreatment box 5, scavenging pump module 6 and air-floating apparatus 7 transmit oily(waste)water by oily(waste)water pipeline 604, and oily mud-water separation module 4 and oily water separation pretreatment box 5 pass through pipe laying 407 to recovery oil pump 507 transferring oil; Described gas on-line measuring device 9 carries detected gas by detected gas transfer line 901.
Main electrical control cubicles 606 is provided with in described scavenging pump module 6, second point of described electric control box 205, the 3rd point of electric control box 306, the 4th point of electric control box 408, the 6th point of electric control box 605 and the 7th point of electric control box 707 are connected with main electrical control cubicles 606 respectively by cable, and electrical interface and signaling interface type of attachment adopt explosion-proof fast plug socket to connect; The quantity of described cleaning hold-up vessel body 1 machine for cleaning interior 101 is no less than 2, wherein 1 is installed on top by roof manway 103, and spray regime is full spherical cleaning machine, all the other cleaning machines 101 are by cylindrical shell manhole 104 tank filling on side, and spray regime is semi-sphere type cleaning machine.
Described cleaning machine 101 can shower, for cleaning the wall of cleaning hold-up vessel body 1, cleaning machine 101 is installed on the inside of cleaning hold-up vessel body 1, its afterbody with carry out water pipeline and be connected, front portion is provided with nozzle, shower sprays to by the wall cleaned, and washes the dirt adhered on wall; Cleaning machine 101 mainly contains two types, a kind of is rotating around vertical direction 360 ° while, also around transverse axis 360 ° rotation, spray regime is global face, another kind is that the rotation centerline of nozzle and vertical direction angle have certain angle, and the rotation centerline of nozzle ejection line and nozzle forms certain angle, and nozzle is while rotating around rotation centerline, also round vertical direction 360 ° rotation, spray regime is hemisphere face; In addition also have to cleaning machine 101 requirement that the convergence degree of maximum injection distance and jet orifice water column is high, large to the jet power of the wall generation of cleaning hold-up vessel body 1 like this, bur cleaning thoroughly.
The cleanout opening tightness system 201 of described cleanout opening sealing connectivity module 2 is connected with the cleanout opening of cleaning hold-up vessel body 1, be connected with baffle-box 202 by pipeline and valve again, the inlet tube of Pulp pump 203 is positioned at baffle-box 202 inside, its outlet pipe is connected with the entrance of strainer 301, the outlet of strainer 301 is provided with the interface be connected with oily water separation pretreatment box 5, swing type ball float rotating disk liquidometer 305 is installed in baffle-box 202, for liquid level display and the control to Pulp pump 203 in case, require that cleanout opening tightness system 201 is good with the stopping property of cleaning hold-up vessel body 1 cleanout opening, the removal treatment later stage, because soiling solution mud content increases, viscosity becomes large fluidity and is deteriorated, need the continuity that the large guarantee of open area flows out.
Strainer 301 import of described trinity module 3 is connected with one end of Filter valve, the other end of Filter valve is provided with quick-connecting joint, be connected on the collection tube 1024 of floating plate oil recovery appts. 102 by composite soft tube, strainer slag-drip opening is connected with one end of slag-discharging valve, the other end of valve is provided with quick-connecting joint, be connected on the cleanout opening tightness system 201 of cleanout opening sealing connectivity module 2 by composite soft tube, imported valve and the bypath valve of filter outlet and trinity tank 302 are connected, the other end of tank imported valve connects the import of trinity tank 302, the outlet of trinity tank 302 connects one end of tank outlet valve, the other end of tank outlet valve is connected with the import of bypath valve and shifting pump 304 respectively, the outlet of shifting pump 304 connects pump discharge valve one end, the other end of pump discharge valve is provided with quick-connecting joint, be connected on the sewage sump oil pretreatment box 501 of oily water separation pretreatment box 5 by composite soft tube, soiling solution carries out single filter through strainer 301, vacuum pump 303 negative pressure-pumping soiling solution enters trinity tank 302, in tank, soiling solution is heated, and carry out cascade filtration, being installed on swing type ball float rotating disk liquidometer 305 on trinity tank 302 for liquid level display in tank coordinates with electric control gear and controls shifting pump 304 and vacuum pump 303, liquid level in surge tank, makes system cloud gray model coordinate.
Described oily mud-water separation module 4 comprises point oil centrifuge 406, oil pump 401, the sump pump 402 of the ageing oil process special centrifugal machine 403 of ageing oil in oil filed process, the desliming whizzer 405 of desliming and refiltered oil, after each bench centrifuge, pump connect on request with valve and pipeline, then be connected with oily water separation pretreatment box 5 by fast Link Port flexible pipe.
Described oily water separation pretreatment box 5 is by multiple partition, trace pipe 204, recovery oil pump 507 and floating plate oil recovery appts. 102 form, oily water separation pretreatment box 5 is divided into sewage sump oil pretreatment box 501 by multiple partition, a de-oiling foul water tank 502, a desliming foul water tank 503, secondary de-oiling return water tank 504, reclaim fuel tank 505 and fuel reserve tank 506, wherein be provided with floating plate oil recovery appts. 102 in sewage sump oil pretreatment box 501, each liquid storage tank is connected with whizzer with the pump in Oil Water Sludge Separation module 4 with valve respectively by pipeline, each liquid storage tank is also connected to two headers by being in charge of with valve, trace pipe 204 is in each liquid storage tank, liquid in liquid storage tank is heated.
The cleaning baffle-box 602 of described scavenging pump module 6 is connected with the header of oily water separation pretreatment box 5, by the sewage transport in each liquid storage tank in cleaning baffle-box 602, the import of scavenging pump 603 is connected with cleaning baffle-box 602, the outlet of scavenging pump 603 is connected with cleaning machine 101 by sewer pipeline 601, supply water to cleaning machine 101, hold-up vessel body 1 is cleaned, cleaning baffle-box 602 is connected with the clear water pipeline in station, with supply and the sewage displacement of clear water in Valve controlling cleaning baffle-box 602, industrial electrical enters main electrical control cubicles 606, a point electric control box for each module and device is connected with main electrical control cubicles 606 with signal cable by power cable.
Air supporting water pump 703 import of described air-floating apparatus 7 connects the header of oily water separation pretreatment box 5, the outlet of air supporting water pump 703 connects dissolving 701, dissolving 701 is provided with compressed air inlet, dissolving 701 by pipeline to the bottom of gas-floating chamber 702, the clear water output of gas-floating chamber 702 is connected with recovered water pump 705, the water reaching reinjected water index is transported to reinjected water system, the top of gas-floating chamber 702 is provided with dregs scraper 704, the scum silica frost on gas-floating chamber 702 top is scraped to scum chamber 706, receive pulp pump 708 inlet pipe and be positioned at scum chamber 706, its outlet is connected with sewage sump oil pretreatment box 501.
Described steam and rare gas element generation module 8 comprise steam boiler, carry out water pump, water softening device, boiler water supply pump, flue gas cooling purifier and blower fan composition, the steam that steam boiler produces flows to the module and device that need heating liquid by vapour line 802, heat temperature raising is carried out to liquid, the flue gas (rare gas element) that steam boiler burning produces, through flue gas cooling purifier, be transported to the oil-gas space cleaned in hold-up vessel body 1 by rare gas element line of pipes 801 with blower fan, displacement inflammable gas and combustion-supporting gas, ensure construction operation safety.
Described gas on-line measuring device 9 can carry out the on-line checkingi of hyperchannel inflammable gas and combustion-supporting gas, measuring sonde is distributed in the oil-gas space of cleaning hold-up vessel body 1, by transmission cable by Signal transmissions to the primary instrument case of gas on-line measuring device 9, after signal processing, primary instrument case again by Signal transmissions to secondary instrument dish 1001, show and monitor the concentration of inflammable gas and combustion-supporting gas constantly.
Described watchroom 10, built with the secondary instrument dish 1001 of gas on-line measuring device, is also equipped with the video camera recording apparatus of site operation, can observes construction process image, stored images data, and provides working space for operator in charge.
The present invention stores body for tank class soiling solution and implementation process of the present invention is described, the implementation process that pond class and hole class soiling solution store body is similar.
1), ageing oil or oil slick reclaim implementation process:
This process is mainly implemented separating of oil to the ageing oil of liquid upper in cleaning hold-up vessel body 1 and reclaims, the top of ageing oil liquid in cleaning hold-up vessel body 1, after heat temperature raising, ageing oil viscosity reduces, enter floating plate oil recovery appts. 102, at trinity tank imported valve, when outlet valve opens and cuts out with bypath valve, through pipeline, the import of strainer 301, outlet, trinity tank 302 import, liquid is drawn in trinity tank 302 by the vacuum pump 303 in trinity module 3, by steam heating and secondary filtration in trinity tank 302, profit is transferred in the sewage sump oil pretreatment box 501 of oily water separation pretreatment box 5 by the outlet of trinity tank 302 by shifting pump 304, liquid is continued heating, oil slick is reclaimed by the floating plate oil recovery appts. 102 on liquid level in sewage sump oil pretreatment box 501, by the oil pump 401 in oily mud-water separation module 4, refiltered oil is delivered to the recovery fuel tank 505 of oily water separation pretreatment box 5, another oil pump 401 extracts the oil reclaimed in fuel tank 505 and delivers to point oil centrifuge 406, isolated sewage delivers to secondary de-oiling return water tank 504, treat further process, fuel reserve tank 506 delivered to by the oil separated, and after being separated, oily water ratio is lower than 3 ‰, meets outer defeated requirement, reclaims the outer defeated storage of oil that oil pump 507 extracts fuel reserve tank 506.
After ageing oil has reclaimed, if the sump oil of emersion in sewage in Separation and Recovery hold-up vessel body 1, trinity tank imported valve, outlet valve can be closed, open bypath valve, sump oil is not by trinity tank 302, directly carry out sump oil Separation and Recovery, follow-up implementation process is identical with ageing oil Separation and Recovery implementation process.
2), sewage separating oil reclaims implementation process:
After ageing oil in cleaning hold-up vessel body 1 and oil slick have reclaimed, this process mainly implements Separation and Recovery to the oil in sewage, sewage in cleaning hold-up vessel body 1 is after heating, enter the cleanout opening tightness system 201 of cleanout opening sealing connectivity module 2, by adapter, valve flows to baffle-box 202 again, soiling solution in the inlet suction baffle-box 202 of Pulp pump 203, the outlet of Pulp pump 203 discharges soiling solution to strainer 301, arrive sewage sump oil pretreatment box 501 again, liquid is continued heating, on liquid level, the oil slick of emersion is reclaimed by the floating plate oil recovery appts. 102 of sewage sump oil pretreatment box 501 internal upper part, refiltered oil is delivered to the recovery fuel tank 505 of oily water separation pretreatment box 5 by oil by the oil pump 401 in oily mud-water separation module 4, the oil treatment process reclaimed in fuel tank 505 is identical with the subsequent process of " ageing oil or oil slick reclaim implementation process ", sewage in sewage sump oil pretreatment box 501 is transported to ageing oil process special centrifugal machine 403 by sump pump 402 in oily mud-water separation module 4, the isolated de-oiling foul water tank 502 delivering to oily water separation pretreatment box 5 containing dirt water, treat further process.
3), sewage separated sludge implementation process:
This process mainly implements separating treatment to the mud contained in the sewage of mud being separated oil, the dirt water that contains in a de-oiling foul water tank 502 of oily water separation pretreatment box 5 is transported to desliming whizzer 405 by another sump pump 402 in oily mud-water separation module 4,3% is less than containing oil index in isolated mud, entrucking is discharged by worm conveyor 404, transport and bury, the isolated sewage transport of desliming whizzer 405, in a desliming foul water tank 503 of oily water separation pretreatment box 5, treats further process.
4), sewage process implementation process up to standard:
This process mainly carries out process up to standard to the sewage being separated oil and mud, be communicated in liquid storage tank 501 in oily water separation pretreatment box 5, 502, 503 and 504 valves be in charge of, can open or close according to water quality in each case and water yield situation, controlling sewage (being separated oil and mud) enters in header, be transported in the dissolving 701 in air-floating apparatus 7 by air supporting water pump 703, send pressurized air to dissolving 701 simultaneously, the dissolved air water air supporting in gas-floating chamber 702 produced, the impurity such as oil and suspended substance float over liquid level, by oil wiper 704, the impurity such as oil and suspended substance is blown into scum chamber 706, sewage sump oil pretreatment box 501 is transported to by receipts pulp pump 708, again process, recovered water pump 705 water extracted in gas-floating chamber 702 after air supporting is transported to waterflood system for re-injection, sewage index after process: oleaginousness≤1000mg/L(water drive recovered water) or oleaginousness≤3000mg/L(gather drive water exit), suspended solids content≤300mg/L.
5), soiling solution stores body cleaning implementation process:
This process is the process utilizing the sewage being separated oil and mud to clean cleaning hold-up vessel body 1, be communicated in the liquid storage tank 501 in oily water separation pretreatment box 5, 502, 503 and 504 valves be in charge of, can open or close according to water quality in each case and water yield situation, controlling sewage enters in header, enter in the cleaning baffle-box 602 of scavenging pump module 6 again, liquid in the inlet suction cleaning baffle-box 602 of scavenging pump 603, flow through outlet after supercharging and flow to cleaning machine 101 by sewer pipeline 601, cleaning machine 101 sprays the wall of fluid column to cleaning hold-up vessel body 1 and cleans, if require that cleaning hold-up vessel body 1 reaches standard of getting angry after cleaning, in the last process of cleaning cleaning hold-up vessel body 1, the valve that closing liquid bin 501,502,503 and 504 is in charge of cuts off sewage, open moisturizing valve, clear water in station is introduced in cleaning baffle-box 602, by clean water, the cleanliness factor of cleaning hold-up vessel body 1 wall is higher.
6), steam heating and inert gas replacement implementation process:
The steam that steam boiler in steam and rare gas element generation module 8 produces, through vapour line 802 be transported to cleaning hold-up vessel body 1, the cleanout opening sealing baffle-box 202 of connectivity module 2, the trinity tank of trinity module 3 302, sewage sump oil pretreatment box 501, de-oiling foul water tank 502, desliming foul water tank 503, the secondary de-oiling return water tank 504 of oily water separation pretreatment box 5, reclaim fuel tank 505 and fuel reserve tank 506, the liquid that it takes up is heated.The flue gas (rare gas element) that in steam and rare gas element generation module 8, steam boiler burning produces, through flue gas cooling purifier, by rare gas element line of pipes 801, rare gas element is transported to the oil-gas space cleaned in hold-up vessel body 1 with blower fan, displacement inflammable gas and combustion-supporting gas, ensure construction operation safety.
With reference to Fig. 2, main electrical control cubicles 606 is installed in scavenging pump module 6, each point of electric control box is respectively the second point of electric control box 205 being installed on cleanout opening sealing connectivity module 2, be installed on the 3rd point of electric control box 306 of trinity module 3, be installed on the 4th point of electric control box 408 of oily mud-water separation module 4, be installed on the 6th point of electric control box 605 of scavenging pump module 6 and be installed on the 7th point of electric control box 707 of air-floating apparatus 7, main electrical control cubicles 606 accesses electrical network and always sends a telegram here, power current is picked out again and signal cable picks out control signal to second point of electric control box 205 with power cable, 3rd point of electric control box 306, 4th point of electric control box 408, 6th point of electric control box 605 and the 7th point of electric control box 707, simultaneously to steam and rare gas element generation module 8, gas on-line measuring device 9 and watchroom 10 are powered, anti-explosion plug is equipped with at power current and signal cable two ends, and can be connected fast with socket on main electrical control cubicles 606 and point electric control box.In the cleanout opening sealing baffle-box 202 of connectivity module 2 and the trinity tank 302 of trinity module 3, swing type ball float rotating disk liquidometer 305 is housed respectively, liquidometer adopts large ball float swing type, there is buoyancy large, it is little that rise falls resistance, not easily clung and akinesia by the high thickness soiling solution containing solid oil-containing, pressure and vacuum can be born, liquid level is shown as rotating disc type, analog quantity and switching value electrical signal can be exported simultaneously, and it is explosion-proof, by the signal that swing type ball float rotating disk liquidometer 305 provides, control Pulp pump 203 rotating speed of cleanout opening sealing connectivity module 2, ensure that surge tank 202 has suitable liquid level scope, by the signal that the swing type ball float rotating disk liquidometer 305 in trinity tank 302 provides, control shifting pump 304 and the vacuum pump 303 of trinity module 3, ensure that trinity tank 302 has suitable liquid level scope, two controls of liquidometer to pump ensure that system liquid amount balance, thus make carrying out continuously of system works.
With reference to Fig. 1 and Fig. 3, in cleaning hold-up vessel body 1, liquid upper and sewage sump oil pretreatment box 501 top are provided with floating plate oil recovery appts. 102, floating plate oil recovery appts. 102 comprises splash pan 1021, adjusting screw(rod) 1022, taper balancing disk 1023, collection tube 1024 and transition pipeline 1025, splash pan 1021 is provided with out cylinder 1026 and inner cylinder 1027, inner cylinder 1027 go to the bottom close and without upper cover, the cylindrical space formed is for taking up the oil taken in, the annular space formed between out cylinder 1026 and inner cylinder 1027 is totally-enclosed with upper cover with going to the bottom, for generation of buoyancy; Taper balancing disk 1023 is made up of cylinder and tapered bottom, open topped, collection tube 1024 bottom is bell, put in the bottom of splash pan 1021 cylindrical space, collection tube 1024 through taper balancing disk 1023 bottom and with its weldering, transition pipeline 1025 is metal hoses, and one end is connected with collection tube 1024 upper flange, the other end connects receives oil pump, and the oil that splash pan 1021 cylindrical space takes up is transported to oil system; Adjusting screw(rod) 1022 one end is welded in splash pan 1021 upper cover, the other end connects the suspension otic placode of taper balancing disk 1023, taper balancing disk 1023 is fixed with set nut, by adjustment set nut in the position of screw rod, taper balancing disk 1023 can be adjusted go to the bottom and gap between splash pan 1021 upper cover, to adapt to different floating oil layer thickness; By buoyancy calculation and structure design, when floating plate oil recovery appts. 102 is placed on soiling solution liquid level, splash pan 1021 immerses soiling solution, upper lid surface is just in same level with soiling solution face, liquid is added again in taper balancing disk 1023, floating plate oil recovery appts. 102 sinks because weight increases, and taper balancing disk 1023 is gone to the bottom and gap between splash pan 1021 upper cover is sunk in oil, and the oil on soiling solution liquid level flows into the cylindrical space of splash pan 1021; Because going to the bottom of taper balancing disk 1023 is taper, carry out except counterweight adjustment function except having, also there is self-poise effect, when floating plate oil recovery appts. 102 sinks or tilts, taper balancing disk 1023 arranges amount of liquid and increases, and buoyancy can increase fast, automatically floats to equilibrium theory of tide, therefore floating plate oil recovery appts. 102 can be stabilized in the immersion depth of adjustment, affects less by liquid fluctuating.
With reference to Fig. 4, cleaning hold-up vessel body 1 installs more than 2 or 2 cleaning machines 101, wherein 1 loads at roof manway 103, spray regime is full spherical cleaning machine, remaining loads at tank skin cylindrical shell manhole 104, spray regime is semi-sphere type cleaning machine, the liquid delivery tube be connected with cleaning machine 101 can swing in manhole flange junction, cleaning machine 101 can be driven to swing in certain limit, change the position of cleaning machine 101 in cleaning hold-up vessel body 1, change clean range with this and improve cleaning performance, at flange connections, the liquid delivery tube that cleaning machine 101 connects requires that sealing is tight.
The present invention is to sump oil, sewage and mud carry out the method for mechanical cleaning and process and existing clear tank, the method of removing contamination compares the advantage with the feature of environmental protection and good energy saving property, oilfield sewage index is reached after sewage disposal, enter oilfield produced water system for re-injection, after sludge treatment, oleaginousness is low, meet the requirement of environmental protection, sump oil process reaches the index of crude oil exporting, energy-saving effect is remarkable, and complete assembly is modularization skid structure, be convenient to mobile and transport, according to cleaning requirement, each module and device can carry out combining and adjusting, there is applicable cleaning claimed range wide, the advantage that level of safety is high.Modules and device have independently function, between process interface mutually corresponding, interface pattern is that spigot-and-socket quick-connecting joint connects, and connects each interface with composite soft tube, interface connect quick, sealing is reliable; Vapour line 802 passageway part adopts trapezoidal protective guard to protect, and does not affect road traffic; Rare gas element line of pipes 801 is established for aerial pipeline hangs, safe and reliable; Power supply interface and signaling interface linked vector graph adopt explosion-proof fast plug socket to be connected, convenient and swift, safe and reliable; Swing type ball float rotating disk liquidometer 102 adopts large ball float swing type, has buoyancy large, and it is little that rise falls resistance, is not easily clung by the high thickness soiling solution containing solid, can bear pressure and vacuum.Of the present invention reasonable in design, easy and simple to handle, economic and practical, energy-conserving and environment-protective, safe and reliable, productivity is high, is easy to promote on a large scale and use.
Claims (4)
1. an environment-friendly and energy-efficient soiling solution stores body mechanical cleaning system, comprise cleaning hold-up vessel body (1), cleanout opening sealing connectivity module (2), trinity module (3), oily mud-water separation module (4), oily water separation pretreatment box (5), scavenging pump module (6), air-floating apparatus (7), steam and rare gas element generation module (8), gas on-line measuring device (9) and watchroom (10), it is characterized in that: described installs cleaning machine (101) and floating plate oil recovery appts. (102) in cleaning hold-up vessel body (1) inside; Described cleanout opening sealing connectivity module (2) comprises cleanout opening tightness system (201), baffle-box (202), Pulp pump (203), strainer (301) and second point of electric control box (205), is provided with trace pipe (204) and swing type ball float rotating disk liquidometer (305) in baffle-box (202); Described trinity module (3) comprises strainer (301), trinity tank (302), vacuum pump (303), shifting pump (304) and the 3rd point of electric control box (306), and trinity tank (302) inside is provided with swing type ball float rotating disk liquidometer (305); Described oily mud-water separation module (4) comprises oil pump (401), sump pump (402), ageing oil process special centrifugal machine (403), worm conveyor (404), desliming whizzer (405), point oil centrifuge (406) and the 4th point of electric control box (408); Described oily water separation pretreatment box (5) inside is provided with sewage sump oil pretreatment box (501), de-oiling foul water tank (502), desliming foul water tank (503), a secondary de-oiling return water tank (504), reclaims fuel tank (505), fuel reserve tank (506), reclaims oil pump (507), the bottom of each casing is equipped with trace pipe (204), and sewage sump oil pretreatment box (501) inside is provided with floating plate oil recovery appts. (102); Described scavenging pump module (6) comprises cleaning baffle-box (602), scavenging pump (603) and the 6th point of electric control box (605); Described air-floating apparatus (7) comprises dissolving (701), gas-floating chamber (702), air supporting water pump (703), dregs scraper (704), recovered water pump (705), scum chamber (706), receives pulp pump (708) and the 7th point of electric control box (707); Described floating plate oil recovery appts. (102) comprises splash pan (1021), adjusting screw(rod) (1022), taper balancing disk (1023), collection tube (1024) and transition pipeline (1025), and splash pan (1021) is provided with out cylinder (1026) and inner cylinder (1027).
2. environment-friendly and energy-efficient soiling solution according to claim 1 stores body mechanical cleaning system, it is characterized in that: described cleaning hold-up vessel body (1), cleanout opening sealing connectivity module (2), trinity module (3), oil mud-water separation module (4), oily water separation pretreatment box (5), scavenging pump module (6), air-floating apparatus (7), steam and rare gas element generation module (8) and gas on-line measuring device (9) have independently function, process interface between each module and device is mutually corresponding, interface shape is that spigot-and-socket quick-connecting joint connects, composite soft tube is used to connect each interface, interface has good stopping property, steam and rare gas element generation module (8) by vapour line (802) to cleaning hold-up vessel body (1), trinity tank (302) and trace pipe (204) delivering vapor, and the passageway part pipeline of vapour line (802) uses trapezoidal protective guard to protect, steam and rare gas element generation module (8) carry rare gas element by rare gas element line of pipes (801) to cleaning hold-up vessel body (1), and rare gas element line of pipes (801) is established for aerial pipeline hangs, described scavenging pump (603) carries sewage by sewer pipeline (601) to cleaning machine (101), described cleaning hold-up vessel body (1), cleanout opening sealing connectivity module (2), trinity module (3), oily mud-water separation module (4), oily water separation pretreatment box (5), scavenging pump module (6) and air-floating apparatus (7) by oily(waste)water pipeline (604) transmission oily(waste)water, oily mud-water separation module (4) and oily water separation pretreatment box (5) by pipe laying (407) to recovery oil pump (507) transferring oil, the gas that described gas on-line measuring device (9) is detected by detected gas transfer line (901) conveying.
3. environment-friendly and energy-efficient soiling solution according to claim 1 stores body mechanical cleaning system, it is characterized in that: in described scavenging pump module (6), be provided with main electrical control cubicles (606), second point of described electric control box (205), the 3rd point of electric control box (306), the 4th point of electric control box (408), the 6th point of electric control box (605) and the 7th point of electric control box (707) are connected with main electrical control cubicles (606) respectively by cable, and electrical interface and signaling interface type of attachment adopt explosion-proof fast plug socket to connect.
4. environment-friendly and energy-efficient soiling solution according to claim 1 stores body mechanical cleaning system, it is characterized in that: the quantity of described cleaning hold-up vessel body (1) machine for cleaning interior (101) is no less than 2, wherein 1 is installed on top by roof manway (103), and spray regime is full spherical cleaning machine, all the other cleaning machines (101) are installed inner by the cylindrical shell manhole (104) on side, and spray regime is semi-sphere type cleaning machine.
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