CN103666543A - Ultraheavy oil high-temperature high-efficiency elevation-angled predehydration device - Google Patents
Ultraheavy oil high-temperature high-efficiency elevation-angled predehydration device Download PDFInfo
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- CN103666543A CN103666543A CN201310569350.5A CN201310569350A CN103666543A CN 103666543 A CN103666543 A CN 103666543A CN 201310569350 A CN201310569350 A CN 201310569350A CN 103666543 A CN103666543 A CN 103666543A
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Abstract
The invention relates to the technical field of a crude oil predehydration device, and particularly relates to an ultraheavy oil high-temperature high-efficiency elevation-angled predehydration device; the ultraheavy-oil high-temperature high-efficiency elevation-angled predehydration device comprises a tank body, an effluent oil collector, a dehydration coalescer, an oil removal coalesce, and a sand washing device, wherein the tank body is low in left and high in right and oblique, the included angle of the tank body and a horizontal plane ranges from 9 degrees to 15 degrees; the effluent oil collector is fixedly arranged at the right part of the tank body, and a liquid inlet cavity is formed between the effluent oil collector and the right end of the tank body; a liquid inlet port is formed in the tank body on the upper part of the liquid inlet cavity; the dehydration coalescer is fixedly arranged in the tank body at the left side of the effluent oil collector at intervals, and a collecting vessel is formed between the dehydration coalescer and the effluent oil collector. The ultraheavy-oil high-temperature high-efficiency elevation-angled predehydration device is reasonable and compact in structure, and convenient to use; an elevation-angled separating tank body is adopted, so that the covering area of an oil-water interface can be enlarged, and the gas-liquid separation efficiency can be increased; the oil-water settling distance can be increased, and the oil-water separation effect can be enhanced; the high-efficiency separation in the limited tank body space can be realized, the separation effect is good, the separation precision is high, and the ultraheavy oil high-temperature high-efficiency elevation-angled predehydration device meets the oil-water separation demand of ultraheavy oil.
Description
Technical field
the present invention relates to crude oil pre-dewatering device technique field, is the efficient quadrant elevation type pre-dehydration device of a kind of super Heavy Oil High Temperature.
Background technology
viscous crude is the crude oil that bituminous matter and gum level are higher, viscosity is larger, and it has, and temperature is high, silt carrying capacity is large, sand grains is little, viscosity is high, density is large, profit density difference is little, oil-water emulsion is serious, is difficult to separation, the characteristic of mobility; When viscous crude is carried out to oil-water-gas separation, adopt gravity separator more; And gravity separator mainly contains two types, be respectively vertical separator and horizontal separator; Vertical separator, because water-oil interface area coverage is little, makes gas-liquid separation effect relatively poor; And the gas-liquid separation interface of horizontal separator is larger, gas-liquid separation effect is better; But liquid level is little, water port and water-oil interface distance are short, and oil-water separation is poor; All cannot meet the separated demand of viscous crude oil-water-gas.
Summary of the invention
the invention provides the efficient quadrant elevation type pre-dehydration device of a kind of super Heavy Oil High Temperature, overcome the deficiency of above-mentioned prior art, it can effectively solve vertical separator and horizontal separator, and all cannot to meet viscous crude oil-water-gas separated, the problem that gas-liquid separation and oil-water separation are poor.
technical scheme of the present invention realizes by following measures: the efficient quadrant elevation type pre-dehydration device of a kind of super Heavy Oil High Temperature, comprise be left low right high dip shape and and the tank body of horizontal plane angle between 9 ° to 15 °, go out oil trap, the coalescer that dewaters, oil removing coalescer and sand flushing device; In the right part of tank body, be fixed with out oil trap, go out between oil trap and tank body right-hand member and form admission chamber; On the tank body on admission chamber top, there is feed liquor port; In going out the tank body in oil trap left side, interval is installed with the coalescer that dewaters, and coalescer and go out to form receiving tank between oil trap dewaters; Going out on oil trap to have oil-feed port and fuel-displaced port, oil-feed port is connected with receiving tank, and fuel-displaced port is connected with tank body outside; Between coalescer and tank body left end, form disengagement chamber dewatering, at disengagement chamber, be installed with at least one oil removing coalescer; Go out oil trap and the top of the coalescer that dewaters and inner tank wall between gapped and form the exhaust-duct that can make disengagement chamber and admission chamber communicate, on the tank body on admission chamber top, be installed with escape pipe; Dewater gapped between coalescer, the bottom that goes out oil trap and oil removing coalescer and inner tank wall and form the feed liquor desanding passage run through whole tank base; In feed liquor desanding passage, interval is installed with at least two and can sprays washing fluid the sand flushing device parallel with tank base, on each sand flushing device, have respectively feed liquor port, feed liquor port to be positioned on tank body and with tank body exterior; On the upper left disengagement chamber left end of feed liquor desanding passage tank body, there is water outlet port; In tank base, be installed with sediment outflow pipe.
the further optimization and/or improvements to foregoing invention technical scheme below:
above-mentionedly go out oil trap and can comprise left clapboard, right clapboard, side's cone funnel and oil exit pipe; Between left clapboard bottom and right clapboard lower end, be installed with vertical side's cone funnel wide at the top and narrow at the bottom; In the lower end of side cone funnel, be communicated with oil exit pipe is installed, the vortex shield the side of being positioned at that on the oil-feed port of the upper end of oil exit pipe, are installed with right-angled intersection bore in the bottom of funnel; The rear and front end of left clapboard and right clapboard is fixedly installed togather with inner tank wall respectively and is positioned at the right part of tank body; Gapped between the upper end of left clapboard and right clapboard and tank body upper inside wall; Between left clapboard, right clapboard top and tank body, form the oil trap of opening upwards; The oil trap feed liquor port that left clapboard upper surface tilts lower than upper surface the formation of right clapboard, oil trap feed liquor port is connected with receiving tank; Oil exit pipe lower port is fuel-displaced port, oil outlet end be positioned at tank base and with tank body exterior;
the above-mentioned coalescer that dewaters can comprise front arc side plate, rear arc side plate, bottom girder, the coalescent pack that dewaters, left crossbeam, right crossbeam and base plate; The front arc side plate and the rear arc side plate that on the tank body in left clapboard left side, are installed with two front and back correspondences and fit with inner tank wall, be installed with the base plate parallel with tank body with the bottom of front arc side plate and rear arc side plate, the right-hand member of base plate is fixed together with the left clapboard that goes out oil trap, on the base plate between front arc side plate, rear arc side plate, the coalescent pack that dewaters is installed, gapped between the top of the coalescent pack that dewaters and inner tank wall; Dewater and between coalescent pack, left clapboard and base plate, form the receiving tank of opening upwards, the sediment outflow slotted hole on the base plate corresponding with receiving tank, had liquid slotted hole on the left clapboard below base plate; The web plate of symmetry be installed with respectively at least one group from top to bottom on the tank body of front arc side plate and rear arc side plate both sides before and after; On the web plate of both sides, being installed with respectively respectively by joint bolt and joint nut can be by spacing left crossbeam and the right crossbeam of the coalescent pack that dewaters; On the tank body of base plate bottom, parallel interval is installed with at least two and supports bottom girder.
on tank body in above-mentioned disengagement chamber, can be installed with two with the vertically arranged oil removing coalescer of inner tank wall, oil removing coalescer by disengagement chamber be separated into lower left quarter first except oil content chamber, middle part second except oil content chamber and upper right quarter except moisture chamber; Oil removing coalescer comprises curved roof, bottom girder, removes oil accumulation filler, left limit crossbeam and right limit crossbeam; Inner tip at the tank body of disengagement chamber left part has the curved roof fitting with inner tank wall, and the tank body lower part parallel interval corresponding with curved roof is installed with at least two bottom girders; On the tank body between curved roof and bottom girder, be provided with at least one group except oil accumulation filler, except symmetrical web plate before and after being installed with respectively at least one group on the tank body of oil accumulation filler both sides from top to bottom; On the web plate of both sides, by joint bolt and joint nut, be installed with and can will remove spacing left limit crossbeam and the right limit crossbeam of oil accumulation filler respectively; Oil removing coalescer is fixedly mounted in disengagement chamber by joint bolt and joint nut respectively.
the import liquid distributor that can be installed with level on the feed liquor port in above-mentioned tank body converges, and the remittance of import liquid distributor is positioned at the top of admission chamber; The bottom of converging at import liquid distributor is distributed with at least one taphole; On water outlet port in tank body, be installed with the outlet water distribution manifold of level, outlet water distribution manifold is positioned at the first bottom except oil content chamber; On outlet water distribution manifold, be distributed with at least one and receive water hole.Import liquid distributor converges and makes just evenly cloth liquid shunting of liquid, and steady starving imports in admission chamber; The disturbance of minimizing to water layer, can effectively keep the steady of oil-water separation interface; Not only be convenient to the regulation and control of water-oil interface instrument, can also control better difference and carry out the profit settling time under liquid operating mode; And make gas flow direction can not suppress drop gravity settling; Can control in a large number flow-disturbing; Outlet water distribution manifold makes the drain tank of isolated water steadying external.
the bottom of above-mentioned tank body can be installed with respectively three sand flushing devices, lays respectively at left part, middle part and the right part of feed liquor desanding passage; Sand flushing device comprises flushing manifold, rinses liquid-inlet pipe and nozzle; Bottom at tank body is installed with three flushing manifolds parallel with tank body by bracing frame respectively; Be communicated with sagittal flushing liquid-inlet pipe is installed rinsing on manifold, the front end that rinses liquid-inlet pipe has feed liquor port, feed liquor port be positioned at tank body front end and with tank body exterior; Be distributed with right oblique lower water outlet rinsing on manifold, on each water outlet, be installed with respectively nozzle, on the tank body below each flushing manifold, be installed with respectively sediment outflow pipe rinsing on manifold;
the external bottom end of above-mentioned tank body can be installed with left socle, medium-height trestle and right support from left to right successively; Medium-height trestle is higher than left socle; Right support is higher than medium-height trestle; The slanted angle of tank body and horizontal plane be 12 ° or/and, with first except oil content chamber, second is except oil content chamber, except being useful on respectively the interface of the level gauge that is connected liquidometer on the tank body corresponding with admission chamber of moisture chamber, receiving tank; On the tank body top of admission chamber, be installed with safety valve and for the voltage stabilizing tube of stable-pressure device is installed; Stable-pressure device is installed on voltage stabilizing tube; Except on the tank body in moisture chamber, be installed with at least one radar level gauge; At the tank body middle part except moisture chamber, be installed with the cowling panel vertical with tank body; On cowling panel, be from top to bottom intervally distributed with can make fluid layering horizontal flow rectification be communicated with slotted hole; Except on the tank body in moisture chamber, be distributed with successively from the bottom to top at least two thief holes.
reasonable and compact in structure of the present invention, easy to use; Adopt the separated tank body of quadrant elevation type, can increase the area coverage of water-oil interface, improve gas-liquid separation efficiency; Increase profit settling height simultaneously, improve oil-water separation; Realize high efficiency separation in limited tank body space, good separating effect, separation accuracy are high, meet the separated demand of viscous crude oil-water-gas.
Accompanying drawing explanation
accompanying drawing 1 is the main TV structure schematic diagram of most preferred embodiment of the present invention.
accompanying drawing 2 is arranged on the main TV structure schematic diagram in tank body 1 for going out oil trap in the present invention;
accompanying drawing 3 be in accompanying drawing 2 A to structural representation.
accompanying drawing 4 is the plan structure schematic diagram of sand flushing device in the present invention.
accompanying drawing 5 be in accompanying drawing 4 B-B to sectional structure schematic diagram.
accompanying drawing 6 be in accompanying drawing 4 C-C to part amplify sectional structure schematic diagram.
accompanying drawing 7 is arranged on the main TV structure schematic diagram in tank body 1 for the coalescer that dewaters in the present invention.
accompanying drawing 8 is that the D of accompanying drawing 7 is to structural representation.
accompanying drawing 9 is arranged on master in tank body 1 depending on partly cuing open structural representation for oil removing coalescer in the present invention.
accompanying drawing 10 is the left TV structure schematic diagram of accompanying drawing 9.
coding in accompanying drawing is respectively: 1 is tank body, 2 is admission chamber, 3 is receiving tank, 4 is exhaust-duct, 5 is escape pipe, 6 is feed liquor desanding passage, 7 is sediment outflow pipe, 8 is the remittance of import liquid distributor, 9 is outlet water distribution manifold, 10 for rinsing manifold, 11 for rinsing liquid-inlet pipe, 12 is nozzle, 13 is left clapboard, 14 is right clapboard, 15 side's of being cone funnels, 16 is oil trap, 17 is first except oil content chamber, 18 is second except oil content chamber, 19 for removing moisture chamber, 20 is curved roof, 21 is bottom girder, 22 for removing oil accumulation filler, 23 is web plate, 24 is joint bolt, 25 is joint nut, 26 is left limit crossbeam, 27 is right limit crossbeam, 28 is front arc side plate, 29 is rear arc side plate, 30 is the coalescent pack that dewaters, 31 is base plate, 32 is sediment outflow slotted hole, 33 is left crossbeam, 34 is right crossbeam, 35 is left socle, 36 is medium-height trestle, 37 is right support, 38 is interface of the level gauge, 39 is safety valve, 40 is voltage stabilizing tube, 41 is radar level gauge, 42 is cowling panel, 43 was liquid slotted hole, 44 is thief hole, 45 is oil exit pipe, 46 is vortex shield, 47 is bracing frame, 48 for going out oil trap, 49 is the coalescer that dewaters, 50 is oil removing coalescer, 51 is sand flushing device.
Embodiment
the present invention is not subject to the restriction of following embodiment, can determine concrete embodiment according to technical scheme of the present invention and practical situation.
in the present invention, for convenience of description, the description of the relative position relation of each parts is to be all described according to the Butut mode of Figure of description 1, as: the position relationship of upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description 1.
below in conjunction with embodiment and accompanying drawing, the invention will be further described:
as shown in Figure 1, the efficient quadrant elevation type pre-dehydration device of this super Heavy Oil High Temperature comprise be left low right high dip shape and and the tank body 1 of horizontal plane angle between 9 ° to 15 °, go out oil trap 48, the coalescer 49 that dewaters, oil removing coalescer 50 and sand flushing device 51; In the right part of tank body 1, be fixed with out oil trap 48, go out between oil trap 48 and tank body 1 right-hand member and form admission chamber 2; On the tank body 1 on admission chamber 2 tops, there is feed liquor port; At the interior interval of tank body 1 that goes out oil trap 48 left sides, be installed with the coalescer 49 that dewaters, coalescer 49 and go out to form receiving tank 3 between oil trap 48 dewaters; Going out on oil trap 48 to have oil-feed port and fuel-displaced port, oil-feed port is connected with receiving tank 3, and fuel-displaced port is connected with tank body 1 outside; Between coalescer 49 and tank body 1 left end, form disengagement chamber dewatering, at disengagement chamber, be installed with at least one oil removing coalescer 50; Go out oil trap 48 and the top of the coalescer 49 that dewaters and tank body 1 inwall between gapped and form the exhaust-duct 4 that can make disengagement chamber and admission chamber 2 communicate, on the tank body 1 on admission chamber 2 tops, be installed with escape pipe 5; Dewater gapped between coalescer 49, the bottom that goes out oil trap 48 and oil removing coalescer 50 and tank body 1 inwall and form the feed liquor desanding passage 6 run through whole tank body 1 bottom; At feed liquor desanding passage 6 interior intervals, be installed with at least two and can spray washing fluid the sand flushing device 51 parallel with tank body 1 bottom, on each sand flushing device 51, have respectively feed liquor port, feed liquor port be positioned on tank body 1 and with tank body 1 exterior; On the upper left disengagement chamber left end tank body 1 of feed liquor desanding passage 6, there is water outlet port; In tank body 1 bottom, be installed with sediment outflow pipe 7.The first liquid of crude oil enters in tank body 1 and falls into disengagement chamber by feed liquor desanding passage 6; Along with first liquid liquid level raises in disengagement chamber, during through oil removing coalescer 50, oil droplet is coalescent, and little oil droplet is agglomerated into larger oil droplet and rises to just liquid top, forms water-oil interface clearly, i.e. the oil reservoir on top and the water layer of bottom; When liquid level rises to while dewatering coalescer 49 place, oil reservoir enters receiving tank 3 through the coalescer 49 that dewaters, and the coalescer 49 that dewaters makes little water droplets coalescence become large water droplet and sinks down into just liquid bottom, further oil reservoir is dewatered; Oil reservoir after purifying by the coalescer 49 that dewaters is discharged outside tank body 1 by going out oil trap 48; The tank body 1 tilting, can increase the water-oil interface area coverage of the first liquid in tank body 1, is beneficial to gas-liquid separation; Increase the liquid level of first liquid in tank body 1 simultaneously, increased profit settling height, improved oil-water separation; Realize high efficiency separation in limited tank body 1 space, without " region of bypassed oil " and " slough ", there is good separating effect, separation accuracy is high, meets viscous crude oil-water-gas separation demand; Sand flushing device 51 can be gone out the silt that is deposited in tank body 1 bottom by it by washing fluid from sediment outflow pipe 16, sand discharge is effective.
can according to actual needs, the efficient quadrant elevation type pre-dehydration device of above-mentioned Heavy Oil High Temperature be made further optimization and/or improvements:
as shown in accompanying drawing 1,2,3, go out oil trap 48 and comprise left clapboard 13, right clapboard 14, side's cone funnel 15 and oil exit pipe 45; Between left clapboard 13 bottoms and right clapboard 14 lower ends, be installed with vertical side's cone funnel 15 wide at the top and narrow at the bottom; In the lower end of side cone funnel 15, be communicated with oil exit pipe 45 is installed, the vortex shield 46 side of being positioned at that on the oil-feed port of the upper end of oil exit pipe 45, are installed with right-angled intersection bore in the bottom of funnel 15; The rear and front end of left clapboard 13 and right clapboard 14 is fixedly installed togather with tank body 1 inwall respectively and is positioned at the right part of tank body 1; Gapped between the upper end of left clapboard 13 and right clapboard 14 and tank body 1 upper inside wall; Between left clapboard 13, right clapboard 14 tops and tank body 1, form the oil trap 16 of opening upwards; The oil trap 16 feed liquor ports that left clapboard 13 upper surfaces tilt lower than upper surface the formation of right clapboard 14, oil trap 16 feed liquor ports are connected with receiving tank 3; Oil exit pipe 45 lower port are fuel-displaced port, oil outlet end be positioned at tank body 1 bottom and with tank body 1 exterior.When the oil reservoir that enters receiving tank 3 is increased to left clapboard 13 upper surface, oil reservoir enters in oil trap 16 through feed liquor port, and classical prescription cone funnel 15 is discharged tank bodies 1 from oil exit pipe 45; Vortex shield 46 can prevent just liquid eddy flow, and just liquid is flowed out tank body 1 from oil exit pipe 45 stably.
as shown in accompanying drawing 1,7,8, the coalescer 49 that dewaters comprises front arc side plate 28, rear arc side plate 29, bottom girder 21, the coalescent pack 30 that dewaters, left crossbeam 33, right crossbeam 34 and base plate 31; The front arc side plate 28 and the rear arc side plate 29 that on the tank body 1 in left clapboard 13 left sides, are installed with two front and back correspondences and fit with tank body 1 inwall, be installed with the base plate parallel with tank body 1 31 with the bottom of front arc side plate 28 and rear arc side plate 29, the right-hand member of base plate 31 is fixed together with the left clapboard 13 that goes out oil trap 48, on the base plate 31 between front arc side plate 28, rear arc side plate 29, the coalescent pack 30 that dewaters is installed, gapped between the top of the coalescent pack 30 that dewaters and tank body 1 inwall; Dewater and between coalescent pack 30, left clapboard 13 and base plate 31, form the receiving tank 3 of opening upwards, the sediment outflow slotted hole 32 on the base plate 31 corresponding with receiving tank 3, had liquid slotted hole 43 on the left clapboard 13 below base plate 31; The web plate 23 of symmetry be installed with respectively at least one group from top to bottom on the tank body 1 of front arc side plate 28 and rear arc side plate 29 both sides before and after; On the web plate 23 of both sides, being installed with respectively respectively by joint bolt 24 and joint nut 25 can be by spacing left crossbeam 33 and the right crossbeam 34 of the coalescent pack 30 that dewaters; On the tank body 1 of base plate 31 bottoms, parallel interval is installed with at least two and supports bottom girder 21.The coalescent pack 30 that dewaters can make just liquid small water droplets be gathered into large water droplet, and because the density of water is large, large water droplet can be accelerated the sedimentation of water; Promote oily water separation, play the effect dewatering; In oil reservoir in receiving tank 3, the water of sedimentation and sand can fall into and in feed liquor desanding passage 6, carry out the sedimentation sand discharge that dewaters by crossing liquid slotted hole 43.
as shown in accompanying drawing 1,7,8,9,10, on tank body 1 in disengagement chamber, be installed with two with the vertically arranged oil removing coalescer 50 of tank body 1 inwall, oil removing coalescer 50 by disengagement chamber be separated into lower left quarter first except oil content chamber 17, middle part second except oil content chamber 18 and upper right quarter except moisture chamber 19; Oil removing coalescer 50 comprises curved roof 20, bottom girder 21, removes oil accumulation filler 22, left limit crossbeam 26 and right limit crossbeam 27; Inner tip at the tank body 1 of disengagement chamber left part has the curved roof 20 fitting with tank body 1 inwall, and the tank body 1 lower parallel interval corresponding with curved roof 20 is installed with at least two bottom girders 21; On the tank body 1 between curved roof 20 and bottom girder 21, be provided with at least one group except oil accumulation filler 22, except symmetrical web plate 23 before and after being installed with respectively at least one group on the tank body 1 of oil accumulation filler 22 both sides from top to bottom; On the web plate 23 of both sides, by joint bolt 24 and joint nut 25, be installed with and can will remove spacing left limit crossbeam 26 and the right limit crossbeam 27 of oil accumulation filler 22 respectively; Oil removing coalescer 50 is fixedly mounted in disengagement chamber by joint bolt and joint nut respectively.Oil removing coalescer 50 can increase oily water separation efficiency, improves oily water separation precision.
as shown in accompanying drawing 1,4,5,6, in the bottom of tank body 1, be installed with respectively three sand flushing devices 51, lay respectively at left part, middle part and the right part of feed liquor desanding passage 6; Sand flushing device 51 comprises flushing manifold 10, rinses liquid-inlet pipe 11 and nozzle 12; Bottom at tank body 1 is installed with three flushing manifolds 10 parallel with tank body 1 by bracing frame 47 respectively; Be communicated with sagittal flushing liquid-inlet pipe 11 is installed rinsing on manifold 10, the front end that rinses liquid-inlet pipe 11 has feed liquor port, feed liquor port be positioned at tank body 1 front end and with tank body 1 exterior; Be distributed with right oblique lower water outlet rinsing on manifold 1, on each water outlet, be installed with respectively nozzle 12, on the tank body 1 below each flushing manifold 10, be installed with respectively sediment outflow pipe 7 rinsing on manifold 10.Washing fluid enters in flushing manifold 10 by rinsing the feed liquor port of liquid-inlet pipe 11, then by nozzle 12, washing fluid is sprayed, in order to rinse the silt particle that is deposited in tank body 1 bottom; Silt particle is discharged from sediment outflow pipe with ejection washing fluid, and sediment outflow is effective, prevents to block phenomenon, can realize online clear sediment outflow and process.
as shown in Figure 1, the import liquid distributor that is installed with level on the feed liquor port in tank body 1 converges 8, and import liquid distributor remittance 8 is positioned at the top of admission chamber 2; Bottom in import liquid distributor remittance 8 is distributed with at least one taphole; On water outlet port in tank body 1, be installed with the outlet water distribution manifold 9 of level, outlet water distribution manifold 9 is positioned at the first bottom except oil content chamber 17; On outlet water distribution manifold 9, be distributed with at least one and receive water hole.Import liquid distributor remittance 8 makes just evenly cloth liquid shunting of liquid, and steadily starves in importing admission chamber 2; The disturbance of minimizing to water layer, can effectively keep the steady of oil-water separation interface; Not only be convenient to the regulation and control of water-oil interface instrument, can also control better difference and carry out the profit settling time under liquid operating mode; And make gas flow direction can not suppress drop gravity settling; Can control in a large number flow-disturbing; Outlet water distribution manifold 9 makes outside the discharge tank body 1 of isolated water steadying.
as shown in Figure 1, the external bottom end at tank body 1 is installed with left socle 35, medium-height trestle 36 and right support 37 from left to right successively; Medium-height trestle 36 is higher than left socle 35; Right support 37 is higher than medium-height trestle 36; Tank body 1 is 12 ° with the slanted angle of horizontal plane.
as shown in Figure 1, with first except oil content chamber 17, second is except oil content chamber 18, except being useful on respectively the interface of the level gauge 38 that is connected liquidometer on the tank body 1 corresponding with admission chamber 2 of moisture chamber 19, receiving tank 3; On tank body 1 top of admission chamber 2, be installed with safety valve 39 and for the voltage stabilizing tube 40 of stable-pressure device is installed; On voltage stabilizing tube 40, stable-pressure device is installed; Except on the tank body 1 in moisture chamber 19, be installed with at least one radar level gauge 41; At tank body 1 middle part except moisture chamber 19, be installed with the cowling panel vertical with tank body 1 42; On cowling panel 42, be from top to bottom intervally distributed with can make fluid layering horizontal flow rectification be communicated with slotted hole; Except on the tank body 1 in moisture chamber 19, be distributed with successively from the bottom to top at least two thief holes 44.On interface of the level gauge 38, be connected with liquidometer, liquidometer can transfer to Central Control Room by output signal, realizes the object of liquid automatic control in each cavity; Stable-pressure device is for stablizing tank body 1 internal pressure, safe; Cowling panel 42 can effectively prevent receiving tank 3 oil reservoir generation flow-disturbing around, improves oily water separation quality; Stopple coupon 35 is installed on thief hole 44, and stopple coupon 35 can make operator understand in time the interior oil-water separation of tank body 1, and the particular location of oil reservoir, emulsification oil reservoir, water layer and dirty sand.
above technical characterictic has formed most preferred embodiment of the present invention, and it has stronger adaptability and best implementation result, can increase and decrease according to actual needs non-essential technical characterictic, meets the demand of different situations.
the use procedure of most preferred embodiment of the present invention: first liquid enters import liquid distributor remittance 8 from feed liquor port and carries out the shunting of cloth liquid, then in taphole enters admission chamber 2; Just liquid enters disengagement chamber along feed liquor desanding passage 6; Along with the liquid level of first liquid in disengagement chamber rises, steam is separated and 4 from escape pipe 5, is discharged through exhaust-duct along tank body top, and the gas after discharge enters hypomere flow process; Just the liquid level of liquid rises and through oil removing coalescer 50, carries out oily water separation successively, forms the oil reservoir on top and the water layer of bottom; Water layer is discharged outside tank body 1 through outlet water distribution manifold 9; Oil reservoir rises to the coalescer 49 that dewaters, and by cowling panel 42 and the oily water separation again of the coalescer 49 that dewaters, enters in receiving tank 3; Oil reservoir rises to out the oil-feed port of oil trap 48, enters out oil trap 48 and by going out outside the fuel-displaced port drain tank body 1 of oil trap 48; Just the silt particle in liquid is deposited in and is with acclive tank body 1 bottom, by rinsing manifold 10, to tank body 1 bottom, sprays washing fluid, and silt particle is discharged outside tank body 1 by sediment outflow pipe 7 with washing fluid.
Claims (10)
1. the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature, it is characterized in that comprising be left low right high dip shape and and the tank body of horizontal plane angle between 9 ° to 15 °, go out oil trap, the coalescer that dewaters, oil removing coalescer and sand flushing device; In the right part of tank body, be fixed with out oil trap, go out between oil trap and tank body right-hand member and form admission chamber; On the tank body on admission chamber top, there is feed liquor port; In going out the tank body in oil trap left side, interval is installed with the coalescer that dewaters, and coalescer and go out to form receiving tank between oil trap dewaters; Going out on oil trap to have oil-feed port and fuel-displaced port, oil-feed port is connected with receiving tank, and fuel-displaced port is connected with tank body outside; Between coalescer and tank body left end, form disengagement chamber dewatering, at disengagement chamber, be installed with at least one oil removing coalescer; Go out oil trap and the top of the coalescer that dewaters and inner tank wall between gapped and form the exhaust-duct that can make disengagement chamber and admission chamber communicate, on the tank body on admission chamber top, be installed with escape pipe; Dewater gapped between coalescer, the bottom that goes out oil trap and oil removing coalescer and inner tank wall and form the feed liquor desanding passage run through whole tank base; In feed liquor desanding passage, interval is installed with at least two and can sprays washing fluid the sand flushing device parallel with tank base, on each sand flushing device, have respectively feed liquor port, feed liquor port to be positioned on tank body and with tank body exterior; On the upper left disengagement chamber left end of feed liquor desanding passage tank body, there is water outlet port; In tank base, be installed with sediment outflow pipe.
2. the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature according to claim 1, is characterized in that oil trap comprises left clapboard, right clapboard, side's cone funnel and oil exit pipe; Between left clapboard bottom and right clapboard lower end, be installed with vertical side's cone funnel wide at the top and narrow at the bottom; In the lower end of side cone funnel, be communicated with oil exit pipe is installed, the vortex shield the side of being positioned at that on the oil-feed port of the upper end of oil exit pipe, are installed with right-angled intersection bore in the bottom of funnel; The rear and front end of left clapboard and right clapboard is fixedly installed togather with inner tank wall respectively and is positioned at the right part of tank body; Gapped between the upper end of left clapboard and right clapboard and tank body upper inside wall; Between left clapboard, right clapboard top and tank body, form the oil trap of opening upwards; The oil trap feed liquor port that left clapboard upper surface tilts lower than upper surface the formation of right clapboard, oil trap feed liquor port is connected with receiving tank; Oil exit pipe lower port is fuel-displaced port, oil outlet end be positioned at tank base and with tank body exterior.
3. the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature according to claim 2, the coalescer that it is characterized in that dewatering comprises front arc side plate, rear arc side plate, bottom girder, the coalescent pack that dewaters, left crossbeam, right crossbeam and base plate; The front arc side plate and the rear arc side plate that on the tank body in left clapboard left side, are installed with two front and back correspondences and fit with inner tank wall, be installed with the base plate parallel with tank body with the bottom of front arc side plate and rear arc side plate, the right-hand member of base plate is fixed together with the left clapboard that goes out oil trap, on the base plate between front arc side plate, rear arc side plate, the coalescent pack that dewaters is installed, gapped between the top of the coalescent pack that dewaters and inner tank wall; Dewater and between coalescent pack, left clapboard and base plate, form the receiving tank of opening upwards, the sediment outflow slotted hole on the base plate corresponding with receiving tank, had liquid slotted hole on the left clapboard below base plate; The web plate of symmetry be installed with respectively at least one group from top to bottom on the tank body of front arc side plate and rear arc side plate both sides before and after; On the web plate of both sides, being installed with respectively respectively by joint bolt and joint nut can be by spacing left crossbeam and the right crossbeam of the coalescent pack that dewaters; On the tank body of base plate bottom, parallel interval is installed with at least two and supports bottom girder.
4. according to the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature described in claim 1 or 2 or 3, it is characterized in that being installed with on the tank body in disengagement chamber two with the vertically arranged oil removing coalescer of inner tank wall, oil removing coalescer by disengagement chamber be separated into lower left quarter first except oil content chamber, middle part second except oil content chamber and upper right quarter except moisture chamber; Oil removing coalescer comprises curved roof, bottom girder, removes oil accumulation filler, left limit crossbeam and right limit crossbeam; Inner tip at the tank body of disengagement chamber left part has the curved roof fitting with inner tank wall, and the tank body lower part parallel interval corresponding with curved roof is installed with at least two bottom girders; On the tank body between curved roof and bottom girder, be provided with at least one group except oil accumulation filler, except symmetrical web plate before and after being installed with respectively at least one group on the tank body of oil accumulation filler both sides from top to bottom; On the web plate of both sides, by joint bolt and joint nut, be installed with and can will remove spacing left limit crossbeam and the right limit crossbeam of oil accumulation filler respectively; Oil removing coalescer is fixedly mounted in disengagement chamber by joint bolt and joint nut respectively.
5. the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature according to claim 4, is characterized in that the import liquid distributor that is installed with level on the feed liquor port in tank body converges, and the remittance of import liquid distributor is positioned at the top of admission chamber; The bottom of converging at import liquid distributor is distributed with at least one taphole; On water outlet port in tank body, be installed with the outlet water distribution manifold of level, outlet water distribution manifold is positioned at the first bottom except oil content chamber; On outlet water distribution manifold, be distributed with at least one and receive water hole; Import liquid distributor converges and makes just evenly cloth liquid shunting of liquid, and steady starving imports in admission chamber; The disturbance of minimizing to water layer, can effectively keep the steady of oil-water separation interface; Not only be convenient to the regulation and control of water-oil interface instrument, can also control better difference and carry out the profit settling time under liquid operating mode; And make gas flow direction can not suppress drop gravity settling; Can control in a large number flow-disturbing; Outlet water distribution manifold makes the drain tank of isolated water steadying external.
6. according to the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature described in claim 1 or 2 or 3, it is characterized in that the bottom of tank body is installed with respectively three sand flushing devices, lay respectively at left part, middle part and the right part of feed liquor desanding passage; Sand flushing device comprises flushing manifold, rinses liquid-inlet pipe and nozzle; Bottom at tank body is installed with three flushing manifolds parallel with tank body by bracing frame respectively; Be communicated with sagittal flushing liquid-inlet pipe is installed rinsing on manifold, the front end that rinses liquid-inlet pipe has feed liquor port, feed liquor port be positioned at tank body front end and with tank body exterior; Be distributed with right oblique lower water outlet rinsing on manifold, on each water outlet, be installed with respectively nozzle, on the tank body below each flushing manifold, be installed with respectively sediment outflow pipe rinsing on manifold; Or/and the external bottom end of tank body is installed with left socle, medium-height trestle and right support from left to right successively; Medium-height trestle is higher than left socle; Right support is higher than medium-height trestle; The slanted angle of tank body and horizontal plane is 12 °.
7. the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature according to claim 4, is characterized in that the bottom of tank body is installed with respectively three sand flushing devices, lays respectively at left part, middle part and the right part of feed liquor desanding passage; Sand flushing device comprises flushing manifold, rinses liquid-inlet pipe and nozzle; Bottom at tank body is installed with three flushing manifolds parallel with tank body by bracing frame respectively; Be communicated with sagittal flushing liquid-inlet pipe is installed rinsing on manifold, the front end that rinses liquid-inlet pipe has feed liquor port, feed liquor port be positioned at tank body front end and with tank body exterior; Be distributed with right oblique lower water outlet rinsing on manifold, on each water outlet, be installed with respectively nozzle, on the tank body below each flushing manifold, be installed with respectively sediment outflow pipe rinsing on manifold; Or/and the external bottom end of tank body is installed with left socle, medium-height trestle and right support from left to right successively; Medium-height trestle is higher than left socle; Right support is higher than medium-height trestle; The slanted angle of tank body and horizontal plane is 12 °.
8. the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature according to claim 5, is characterized in that the bottom of tank body is installed with respectively three sand flushing devices, lays respectively at left part, middle part and the right part of feed liquor desanding passage; Sand flushing device comprises flushing manifold, rinses liquid-inlet pipe and nozzle; Bottom at tank body is installed with three flushing manifolds parallel with tank body by bracing frame respectively; Be communicated with sagittal flushing liquid-inlet pipe is installed rinsing on manifold, the front end that rinses liquid-inlet pipe has feed liquor port, feed liquor port be positioned at tank body front end and with tank body exterior; Be distributed with right oblique lower water outlet rinsing on manifold, on each water outlet, be installed with respectively nozzle, on the tank body below each flushing manifold, be installed with respectively sediment outflow pipe rinsing on manifold; Or/and the external bottom end of tank body is installed with left socle, medium-height trestle and right support from left to right successively; Medium-height trestle is higher than left socle; Right support is higher than medium-height trestle; The slanted angle of tank body and horizontal plane is 12 °.
9. the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature according to claim 4, is characterized in that with first except oil content chamber, second is except oil content chamber, except being useful on respectively the interface of the level gauge that is connected liquidometer on the tank body corresponding with admission chamber of moisture chamber, receiving tank; On the tank body top of admission chamber, be installed with safety valve and for the voltage stabilizing tube of stable-pressure device is installed; Stable-pressure device is installed on voltage stabilizing tube; Except on the tank body in moisture chamber, be installed with at least one radar level gauge; At the tank body middle part except moisture chamber, be installed with the cowling panel vertical with tank body; On cowling panel, be from top to bottom intervally distributed with can make fluid layering horizontal flow rectification be communicated with slotted hole; Except on the tank body in moisture chamber, be distributed with successively from the bottom to top at least two thief holes.
10. according to the efficient quadrant elevation type pre-dehydration device of super Heavy Oil High Temperature described in claim 5 or 7 or 8 any one, it is characterized in that with first except oil content chamber, second is except oil content chamber, except being useful on respectively the interface of the level gauge that is connected liquidometer on the tank body corresponding with admission chamber of moisture chamber, receiving tank; On the tank body top of admission chamber, be installed with safety valve and for the voltage stabilizing tube of stable-pressure device is installed; Stable-pressure device is installed on voltage stabilizing tube; Except on the tank body in moisture chamber, be installed with at least one radar level gauge; At the tank body middle part except moisture chamber, be installed with the cowling panel vertical with tank body; On cowling panel, be from top to bottom intervally distributed with and can make the rectification of fluid layering horizontal flow be communicated with slotted hole; Except on the tank body in moisture chamber, be distributed with successively from the bottom to top at least two thief holes.
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| CN103666543B (en) | 2015-07-15 |
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