CN203569039U - Super-heavy oil high-temperature crude oil electric dehydrator - Google Patents
Super-heavy oil high-temperature crude oil electric dehydrator Download PDFInfo
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- CN203569039U CN203569039U CN201320721238.4U CN201320721238U CN203569039U CN 203569039 U CN203569039 U CN 203569039U CN 201320721238 U CN201320721238 U CN 201320721238U CN 203569039 U CN203569039 U CN 203569039U
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- 239000010779 crude oil Substances 0.000 title claims abstract description 34
- 239000000295 fuel oil Substances 0.000 title claims abstract description 20
- 239000003921 oil Substances 0.000 claims abstract description 91
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 239000007788 liquid Substances 0.000 claims abstract description 61
- 239000004576 sand Substances 0.000 claims abstract description 41
- 238000005406 washing Methods 0.000 claims abstract description 13
- 239000007764 o/w emulsion Substances 0.000 claims description 74
- 230000005611 electricity Effects 0.000 claims description 63
- 239000004744 fabric Substances 0.000 claims description 26
- 238000011010 flushing procedure Methods 0.000 claims description 20
- 239000012530 fluid Substances 0.000 claims description 16
- 238000007599 discharging Methods 0.000 claims description 13
- 239000013049 sediment Substances 0.000 claims description 13
- 230000000630 rising effect Effects 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000006297 dehydration reaction Methods 0.000 abstract description 9
- 230000018044 dehydration Effects 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract 3
- 238000005192 partition Methods 0.000 abstract 1
- 238000004904 shortening Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 239000004568 cement Substances 0.000 description 3
- 238000004945 emulsification Methods 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000002569 water oil cream Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003027 oil sand Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of electric dehydrators and discloses a super-heavy oil high-temperature crude oil electric dehydrator. The super-heavy oil high-temperature crude oil electric dehydrator comprises a tank body, a feeding pipe, a material inlet and liquid distribution pipe manifold, a water outlet pipe, a vertical hanging electrode group, an oil collection device, an oil baffle plate, an emulsified oil outlet device and a sand washing device, wherein a partition plate is fixedly mounted in the left part of the tank body, and an inner cavity of the tank body is divided into a buffer cavity on the left side and an electric dehydration cavity on the right side; the feeding pipe is fixedly mounted on the tank body at the upper part of the buffer cavity; at least one material inlet and liquid distribution pipe manifold communicated with the buffer cavity is fixedly mounted at the lower part of the electric dehydration cavity. The super-heavy oil high-temperature crude oil electric dehydrator disclosed by the utility model has the advantages of reasonable and compact structure and convenience in use; preliminary settlement is performed through the buffer cavity, so that the water content in produced liquid is reduced, the stability in operation of the vertical hanging electrode group is ensured, and the oil-water separation effect of the produced liquid is simultaneously improved; simultaneously, the material inlet and liquid distribution pipe manifold can enable the produced liquid entering the electric dehydration cavity to realize uniform liquid distribution and diversion, thereby shortening the settlement time, accelerating the dehydration speed, improving the quality of produced oil and effectively reducing the energy consumption.
Description
Technical field
the utility model relates to electrical dehydrator technical field, is a kind of super Heavy Oil High Temperature electric dewatering apparatus for crude oil.
Background technology
under normal circumstances, crude oil directly contacts with water in down-hole, and the crude oil of well head extraction is with a large amount of water; And crude oil water containing is many, can cause waste to accumulating, increase equipment, consumes energy more; Dehydrating of crude oil becomes an indispensable link in oilfield development process; Dehydrating of crude oil at present mainly adopts and adds thermal subsidence dehydration, chemical dehydration and three kinds of methods of electro-dewatering; Electro-dewatering is the final flowsheet of dehydrating of crude oil, completely can qualified friendships oily through the dewatered oil of electric dewatering apparatus for crude oil, but also can be for the dehydration of oil in water emulsion and ageing oil; And for moisture too high and moisture too low crude oil, have that viscosity is high, density is large, profit density difference is little, oil-water emulsion is seriously difficult to separate, the large dehydration of comprehensive water cut is difficult, can not set up stable water-oil interface, can not normal processing to moisture unsettled crude oil, cannot meet dehydrating of crude oil demand.
Summary of the invention
the utility model provides a kind of super Heavy Oil High Temperature electric dewatering apparatus for crude oil, has overcome the deficiency of above-mentioned prior art, and it can effectively solve general electro-dewatering equipment, and to moisture too high and moisture too low crude oil, oil-water separation is poor, the difficult problem of dewatering.
the technical solution of the utility model realizes by following measures: a kind of super Heavy Oil High Temperature electric dewatering apparatus for crude oil, comprises tank body, feed-pipe, feeding fabric liquid manifold, rising pipe, perpendicular electrode group, oil-collecting device, oil weir, oil in water emulsion oil discharging device and the sand flushing device hung; In the left part of tank body, be installed with dividing plate and tank inner chamber is separated into the cushion chamber in left side and the de-chamber of the electricity on right side; On the tank body on cushion chamber top, be installed with feed-pipe; In the bottom in the de-chamber of electricity, be installed with at least one the feeding fabric liquid manifold being connected with cushion chamber, in the lower end of feeding fabric liquid manifold, be distributed with taphole; On tank body below feeding fabric liquid manifold, be installed with rising pipe; On the top in the de-chamber of electricity, be installed with the perpendicular electrode group of hanging; In the de-chamber of electricity above perpendicular extension electrode group, be installed with oil-collecting device; Tank body upper end in the de-chamber of electricity is installed with steam outlet pipe; At feeding fabric liquid manifold and the perpendicular tank body middle part hanging between electrode group, there is oil weir, at oil weir middle part, have and the perpendicular corresponding liquid pass hole of electrode group of hanging; In the de-chamber of electricity of oil weir upper end, be installed with the oil in water emulsion oil discharging device that oil in water emulsion can be discharged to tank body; Bottom, the de-chamber of electricity below feeding fabric liquid manifold is installed with at least one and can sprays the sand flushing device of the level of washing fluid; On the tank body of cushion chamber and bottom, the de-chamber of electricity, be installed with respectively at least one sediment outflow pipe.
the further optimization and/or improvements to above-mentioned utility model technical scheme below:
above-mentioned oil in water emulsion oil discharging device can adopt the fuel-displaced manifold of oil in water emulsion; In the flat de-chamber of electricity that is fixedly mounted on oil weir upper end of oil in water emulsion oil outlet pipe charge for remittance; The fuel-displaced manifold of oil in water emulsion comprises major flow duct, four-way and split flow pipe; In major flow duct, between left and right every at least two four-ways are installed, on former and later two ports of four-way, be communicated with split flow pipe is installed respectively, split flow pipe is parallel with major flow duct, and is positioned at the both sides, front and back of major flow duct; On major flow duct and split flow pipe, be distributed with oil in water emulsion inlet opening; Split flow pipe front end at major flow duct middle part has the fuel-displaced port of oil in water emulsion, and the fuel-displaced port of oil in water emulsion is positioned at tank body front end and is interlinked to the outside with tank body.
on tank body between above-mentioned perpendicular extension electrode group and the fuel-displaced manifold of oil in water emulsion, can fixedly mount and be useful on the water-oil interface instrument mouth that is connected water-oil interface instrument; On the tank body of feed-pipe and cushion chamber bottom, be separately installed with the interface of the level gauge for being connected liquidometer; In the tank body upper end of cushion chamber, be installed with respectively tensimeter, tonifying Qi relief tube and safety valve on the spot; On the tank body of upper end, the de-chamber of electricity, be useful on and the mounting pipe of explosion-proof liquid level switch be installed and connect electric wire-passing tube for the perpendicular electrode group of hanging; On the tank body in cushion chamber and the de-chamber of electricity, there is respectively manhole; On the tank body in the de-chamber of electricity, interval is installed with at least five stopple coupons successively from the bottom to top.
above-mentioned oil in water emulsion oil discharging device can adopt oil in water emulsion oil outlet pipe; Oil in water emulsion oil outlet pipe is vertically fixedly mounted in the de-chamber of electricity of oil weir below; On oil in water emulsion oil outlet pipe, there are respectively oil in water emulsion feed liquor upper port and oil in water emulsion fluid lower port, on the feed liquor port of oil in water emulsion oil outlet pipe and the feed liquor port of rising pipe, are installed with respectively the vortex shield of right-angled intersection.
above-mentioned oil-collecting device can adopt slot type oil-collecting device, or/and tubular type oil-collecting device; Slot type oil-collecting device comprises collection tank body; Collection tank body is horizontal elongated slot, between collection tank body and tank body, forms oil-collecting cavity; On the collection tank body at two ends, oil-collecting cavity left and right, be installed with shutoff side plate; On collection tank body, be laterally intervally distributed with receipts oilhole; On the tank body on top, the de-chamber of electricity, be installed with the oil outlet pipe communicating with oil-collecting cavity; Tubular type oil-collecting device comprises that at least one collection tube converges; Collection tube converges to be hung on the tank body that is arranged on top, the de-chamber of electricity; The lower end of converging at collection tube is distributed with receipts oilhole; On tank body, be installed with and the inner oil outlet pipe communicating of collection tube remittance.
the bottom in the de-chamber of above-mentioned electricity can be installed with two baffle plates in interval, and baffle plate is divided into three sand trap cavity chambers by de-electricity chamber bottom part; In sand trap cavity chamber, be installed with respectively sand flushing device; Left side, bottom and right side, bottom in tank body outside fixedly mount respectively the S type supporting leg and the F type supporting leg that are useful on support tank body.
above-mentioned sand flushing device can comprise vertical liquid-inlet pipe, water jet standpipe and nozzle; Bottom in the de-chamber of electricity is installed with vertical liquid-inlet pipe, and vertically the upper end of liquid-inlet pipe is connected with the water jet standpipe of two levels by threeway, is distributed with right water outlet under oblique on water jet standpipe, is installed with respectively nozzle on each water outlet; In the vertical lower end of liquid-inlet pipe, have feed liquor port, feed liquor port be positioned at tank body lower end and with tank body exterior.
above-mentioned sand flushing device can comprise horizontal liquid-inlet pipe, connection circulation supporting tube and water jet standpipe; In the de-chamber of electricity, be installed with respectively sagittal horizontal liquid-inlet pipe, on horizontal liquid-inlet pipe, have feed liquor port, feed liquor port be positioned at tank body front end and with tank body exterior; The left and right sides at horizontal liquid-inlet pipe is installed with connection circulation supporting tube in interval respectively, and the front-end and back-end that connect circulation supporting tube are fixedly installed togather with inner tank wall respectively; At horizontal liquid-inlet pipe, be communicated with at least one horizontal water jet standpipe is installed with being connected between circulation supporting tube respectively; On water jet standpipe, be distributed with right water outlet under oblique, on each water outlet, be installed with respectively nozzle.
the utility model reasonable and compact in structure, easy to use; By the preliminary sedimentation of cushion chamber, the water content of Produced Liquid is reduced, when guaranteeing the perpendicular operation stability of hanging electrode group, improve the oil-water separation of Produced Liquid; Feeding fabric liquid manifold makes to enter the even cloth liquid shunting of Produced Liquid in the de-chamber of electricity simultaneously, shortens the settling time, accelerates dewatering speed, improves and oil quality, effectively reduces energy consumption.
Accompanying drawing explanation
the master that accompanying drawing 1 is the utility model most preferred embodiment looks sectional structure schematic diagram.
accompanying drawing 2 is that in the utility model, overlooking of the fuel-displaced manifold of oil in water emulsion dwindled structural representation.
accompanying drawing 3 is oil in water emulsion oil outlet pipe in the utility model overlooks structure for amplifying schematic diagram.
accompanying drawing 4 is the sectional structure schematic diagram of slot type oil-collecting device in the utility model.
accompanying drawing 5 is that the A-A of accompanying drawing 4 is to sectional structure schematic diagram.
accompanying drawing 6 is looked up structure for amplifying schematic diagram for what collection tube in the utility model converged.
accompanying drawing 7 is the main TV structure schematic diagram of sand flushing device structure one in the utility model.
accompanying drawing 8 is the plan structure schematic diagram of accompanying drawing 7.
accompanying drawing 9 is the main TV structure schematic diagram of sand flushing device structure two in the utility model.
accompanying drawing 10 for B-B in accompanying drawing 7 and accompanying drawing 9 to analyse and observe structure for amplifying schematic diagram.
coding in accompanying drawing is respectively: 1 is tank body, 2 is cushion chamber, 3 is the de-chamber of electricity, 4 is feed-pipe, 5 is feeding fabric liquid manifold, 6 is rising pipe, 7 is the perpendicular electrode group of hanging, 8 is collection tube remittance, 9 is oil outlet pipe, 10 is steam outlet pipe, 11 is oil weir, 12 is liquid pass hole, 13 is the fuel-displaced manifold of oil in water emulsion, 14 is the fuel-displaced port of oil in water emulsion, 15 is oil in water emulsion oil outlet pipe, 16 is sediment outflow pipe, 17 is baffle plate, 18 is sand trap cavity chamber, 19 is S type supporting leg, 20 is F type supporting leg, 21 is vertical liquid-inlet pipe, 22 is water jet standpipe, 23 is nozzle, 24 is horizontal liquid-inlet pipe, 25 for connecting circulation supporting tube, 26 is dividing plate, 27 is water-oil interface instrument mouth, 28 is interface of the level gauge, 29 is tensimeter on the spot, 30 is tonifying Qi relief tube, 31 is safety valve, 32 is mounting pipe, 33 is wire-passing tube, 34 is manhole, 35 is stopple coupon, 36 take stream pipe as the leading factor, 37 is four-way, 38 is split flow pipe, 39 is oil in water emulsion inlet opening, 40 is vortex shield, 41 is collection tank body, 42 is shutoff side plate, 43 for receiving oilhole.
Embodiment
the utility model is not subject to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and practical situation.
in the utility model, 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 utility model is further described:
as shown in Figure 1, this super Heavy Oil High Temperature electric dewatering apparatus for crude oil comprises tank body 1, feed-pipe 4, feeding fabric liquid manifold 5, rising pipe 6, perpendicular electrode group 7, oil-collecting device, oil weir 11, oil in water emulsion oil discharging device and the sand flushing device hung; In the left part of tank body 1, be installed with dividing plate 26 and tank body 1 inner chamber is separated into the cushion chamber 2 in left side and the de-chamber 3 of the electricity on right side; On the tank body 1 on cushion chamber 2 tops, be installed with feed-pipe 4; In the bottom in the de-chamber 3 of electricity, be installed with at least one the feeding fabric liquid manifold 5 being connected with cushion chamber 2, in the lower end of feeding fabric liquid manifold 5, be distributed with taphole; On tank body 1 below feeding fabric liquid manifold 5, be installed with rising pipe 6; On the top in the de-chamber 3 of electricity, be installed with the perpendicular electrode group 7 of hanging; In the de-chamber 3 of electricity above perpendicular extension electrode group 7, be installed with oil-collecting device; Tank body 1 upper end in the de-chamber 3 of electricity is installed with steam outlet pipe 10; At feeding fabric liquid manifold 5 and perpendicular tank body 1 middle part hanging between electrode group 7, there is oil weir 11, at oil weir 11 middle parts, have and the perpendicular corresponding liquid pass hole 12 of electrode group 7 of hanging; In the de-chamber 3 of electricity of oil weir 11 upper ends, be installed with the oil in water emulsion oil discharging device that oil in water emulsion can be discharged to tank body 1; 3 bottoms, the de-chamber of electricity below feeding fabric liquid manifold 5 are installed with at least one and can spray the sand flushing device of the level of washing fluid; On the tank body 1 of cushion chamber 2 and 3 bottoms, the de-chamber of electricity, be installed with respectively at least one sediment outflow pipe 16.Airtight tank body 1, can not only avoid the volatilization of light component in Produced Liquid, makes its as much as possible being dissolved in Produced Liquid, and is more conducive to the settlement separate of Produced Liquid; The cushion chamber 2 of Produced Liquid in feed-pipe 4 enters tank body 1, Produced Liquid carries out preliminary buffering at cushion chamber 2 and separates, and a part of water and sand can be discharged outside tank body 1 by sediment outflow pipe 16; To guarantee that the perpendicular electrode group 7 of hanging is not subject to wet oil to carry oil-sand in a large number and affects normal work, effectively guarantee the perpendicular working stability of hanging electrode group 7, improve the efficiency of Produced Liquid electro-dewatering; Meet moisture too high or too low crude oil and carry out electro-dewatering demand, applied range; Feeding fabric liquid manifold 5 is existing known communicating pipe group; Feeding fabric liquid manifold 5 makes evenly cloth liquid shunting of Produced Liquid, and liquid is steadily imported in the de-chamber 3 of electricity, reduces the disturbance to water layer, and make oil stream distributed uniform below electrode, accelerate the settlement separate of water droplet, shorten the settling time, accelerate dewatering speed, reduce operation energy consumption; Oil in water emulsion oil discharging device is collected oil in water emulsion and discharge oil in water emulsion, has prevented that water-oil interface are affected by oil in water emulsion layer thickness, avoids interference stablizing of water-oil interface clear, greatly reduces the thickness of emulsification oil reservoir, and can also guarantee perpendicular normal operation of hanging electrode group 7; Sand flushing device 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, above-mentioned super Heavy Oil High Temperature electric dewatering apparatus for crude oil be made further optimization and/or improvements:
as shown in Figure 1, oil in water emulsion oil discharging device adopts the fuel-displaced manifold 13 of oil in water emulsion; Fuel-displaced manifold 13 levels of oil in water emulsion are fixedly mounted in the de-chamber 3 of electricity of oil weir 11 upper ends; The fuel-displaced manifold 13 of oil in water emulsion comprises major flow duct 36, four-way 37 and split flow pipe 38; In major flow duct 36, between left and right every at least two four-ways 37 are installed, on former and later two ports of four-way 37, be communicated with split flow pipe 38 is installed respectively, split flow pipe 38 is parallel with major flow duct 36, and is positioned at the both sides, front and back of major flow duct 36; On major flow duct 36 and split flow pipe 38, be distributed with oil in water emulsion inlet opening 39; At split flow pipe 38 front ends at major flow duct 36 middle parts, have the fuel-displaced port 14 of oil in water emulsion, the fuel-displaced port 14 of oil in water emulsion is positioned at tank body 1 front end and is interlinked to the outside with tank body 1.Emulsion enters through the oil in water emulsion inlet opening 39 of the fuel-displaced manifold 13 of oil in water emulsion, from the fuel-displaced port 14 of oil in water emulsion, discharge, the process liquid level of whole discharge oil in water emulsion is steady, guarantees that water-oil interface are clear, stable, under the little Produced Liquid operating mode of profit density difference, prevent profit inversion.
as shown in Figure 1, on the perpendicular tank body 1 of hanging between electrode group 7 and the fuel-displaced manifold 13 of oil in water emulsion, fixed installation is useful on the water-oil interface instrument mouth 27 that is connected water-oil interface instrument; On the tank body 1 of feed-pipe 4 and cushion chamber 2 bottoms, be separately installed with the interface of the level gauge 28 for being connected liquidometer; In tank body 1 upper end of cushion chamber 2, be installed with respectively tensimeter 29, tonifying Qi relief tube 30 and safety valve 31 on the spot; On the tank body 1 of 3 upper ends, the de-chamber of electricity, be useful on and the mounting pipe 32 of explosion-proof liquid level switch be installed and connect electric wire-passing tube 33 for the perpendicular electrode group 7 of hanging; On the tank body 1 in cushion chamber 2 and the de-chamber 3 of electricity, there is respectively manhole 34; On the tank body 1 in the de-chamber 3 of electricity, interval is installed with at least three stopple coupons 35 successively from the bottom to top.At water-oil interface instrument mouth 27 and interface of the level gauge 28, be connected with respectively water-oil interface instrument and liquidometer, water-oil interface instrument and liquidometer can transfer to Central Control Room by output signal, realize the object of liquid automatic control in cushion chamber 2; Tensimeter 29 plays convenient operation personnel and observes at any time the interior preliminary buffering separation case of cushion chamber 2 on the spot, and controls the effect of dewatering process flow; Tonifying Qi relief tube 34, safety valve 35 prevent the interior superpressure of cushion chamber 2, safe; Tonifying Qi relief tube 34 can guarantee that whole container flow process is smooth and easy, prevents because of the too little dewatering efficiency that affects of dehydration late well implication amount; Explosion-proof liquid level switch is installed in mounting pipe 32, in order to detected gas and the highest liquid, effectively prevents that the perpendicular electrode group 7 of hanging from burning out; Manhole 34 can convenient operation personnel enter in tank body 1, and the interior each device of tank body 1 is installed and checked; Stopple coupon 35 can be understood the interior oil-water separation of tank body 1 in time, and the particular location of oil reservoir, emulsification oil reservoir, water layer and dirty sand; The sampling of stopple coupon 35 is whether the water-oil interface position that can better understand just point is consistent with the position of water-oil interface instrument detection, and can better know particular location and the separating effect of oil reservoir, emulsification oil reservoir, water layer, dirty sand.
as shown in Figure 1, oil in water emulsion oil discharging device adopts oil in water emulsion oil outlet pipe 15; Oil in water emulsion oil outlet pipe 15 is vertically fixedly mounted in the de-chamber 3 of electricity of oil weir 11 belows; On oil in water emulsion oil outlet pipe 15, there are respectively oil in water emulsion feed liquor upper port and oil in water emulsion fluid lower port, on the feed liquor port of oil in water emulsion oil outlet pipe 15 and the feed liquor port of rising pipe 6, are installed with respectively the vortex shield 40 of right-angled intersection.Emulsion enters through the oil in water emulsion feed liquor upper port of oil in water emulsion oil outlet pipe 15, from oil in water emulsion fluid lower port, discharges; Vortex shield 40 can prevent fluid eddy flow, makes liquid level steady, guarantees that water-oil interface are clear, stable.
as shown in Figure 1, oil-collecting device adopts slot type oil-collecting device, or/and tubular type oil-collecting device; Slot type oil-collecting device comprises collection tank body 41; Collection tank body 41 is horizontal elongated slot, between collection tank body 41 and tank body 1, forms oil-collecting cavity; On the collection tank body 41 at two ends, oil-collecting cavity left and right, be installed with shutoff side plate 42; On collection tank body 41, be laterally intervally distributed with and receive oilhole 43; On the tank body 1 on 3 tops, the de-chamber of electricity, be installed with the oil outlet pipe 9 communicating with oil-collecting cavity; Tubular type oil-collecting device comprises that at least one collection tube converges 8; Collection tube remittance 8 hangings are arranged on the tank body 1 on 3 tops, the de-chamber of electricity; In the lower end of collection tube remittance 8, be distributed with and receive oilhole 43; On tank body 1, be installed with collection tube and converge the oil outlet pipe 9 that 8 inside communicate.
as shown in Figure 1, at the bottom interval in the de-chamber 3 of electricity, be installed with two baffle plates 17, baffle plate 17 is separated into three sand trap cavity chambers 18 by 3 bottoms, the de-chamber of electricity; In sand trap cavity chamber 18, be installed with respectively sand flushing device; Left side, bottom and right side, bottom in tank body 1 outside fixedly mount respectively the S type supporting leg 19 and the F type supporting leg 20 that are useful on support tank body 1.Baffle plate 17 is separated into three sand trap cavity chambers 18 by tank body 1 bottom, and the silt particle of sedimentation is shared in each sand trap cavity chamber 18, and setting up of sand trap cavity chamber is in order to reduce sand washing water consumption, prevents the excessive sediment outflow pipe 16 of sediment outflow amount and blocks phenomenon generation; Simultaneously according to the indoor heavy mud amount of sand trap cavity number by sand flushing device, quantitatively rinse respectively, saving water resource.
as shown in accompanying drawing 1,2,3, sand flushing device comprises vertical liquid-inlet pipe 21, water jet standpipe 22 and nozzle 23; Bottom in the de-chamber 3 of electricity is installed with vertical liquid-inlet pipe 21, vertically the upper end of liquid-inlet pipe 21 is connected with the water jet standpipe 22 of two levels by threeway, on water jet standpipe 22, be distributed with right water outlet under oblique, on each water outlet, be installed with respectively nozzle 23; In the vertical lower end of liquid-inlet pipe 21, have feed liquor port, feed liquor port be positioned at tank body 1 lower end and with tank body 1 exterior.Washing fluid enters in water jet standpipe 22 by the feed liquor port of vertical liquid-inlet pipe 21, by nozzle 23, washing fluid is sprayed again, in order to rinse the silt particle being deposited in sand trap cavity chamber 18, silt particle is discharged with ejection washing fluid from sediment outflow pipe, sediment outflow is effective, realizes online clear sediment outflow processing.
as shown in accompanying drawing 1,4,5, sand flushing device comprises horizontal liquid-inlet pipe 24, connects circulation supporting tube 25 and water jet standpipe 22; Interiorly in the de-chamber 3 of electricity be installed with respectively sagittal horizontal liquid-inlet pipe 24, on horizontal liquid-inlet pipe 24, have feed liquor port, feed liquor port be positioned at tank body 1 front end and with tank body 1 exterior; The left and right sides at horizontal liquid-inlet pipe 24 is installed with connection circulation supporting tube 25 in interval respectively, and the front-end and back-end that connect circulation supporting tube 25 are fixedly installed togather with tank body 1 inwall respectively; At horizontal liquid-inlet pipe 24, be communicated with at least one horizontal water jet standpipe 22 is installed with being connected between circulation supporting tube 25 respectively; On water jet standpipe 22, be distributed with right water outlet under oblique, on each water outlet, be installed with respectively nozzle 23.Washing fluid enters in water jet standpipe 22 by the feed liquor port of horizontal liquid-inlet pipe 24, through connecting circulation supporting tube 25 to other water jet standpipes 22, then by nozzle, washing fluid is sprayed.
above technical characterictic has formed most preferred embodiment of the present utility model, 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 the utility model most preferred embodiment: Produced Liquid enters cushion chamber 2 by feed-pipe 4 after thermo-chemical setting dihydration, Produced Liquid is in the initial gross separation of cushion chamber 2, isolated part of cement sand is settled down to cushion chamber 2 bottoms, by sediment outflow pipe 16, discharges outside tank body 1; At the interior remaining Produced Liquid of cushion chamber 2, through the even cloth liquid of feeding fabric liquid manifold 5, shunt, then flow in the de-chamber 3 of electricity from taphole; Produced Liquid in the de-chamber 3 of electricity is acted on by the perpendicular electrode group 7 of hanging, under electrical forces effect through breakdown of emulsion, coalescent, sedimentation, separation; Making profit coalescent and produce laminar flow, is crude oil, oil-water emulsion layer and cement sand from top to bottom successively; Crude oil enters collection tube remittance 8 and discharges outside tank body 1 by oil outlet pipe 9 by receiving oilhole 43; Oil-water emulsion layer is discharged outside tank body 1 by the fuel-displaced manifold 13 of oil in water emulsion and oil in water emulsion oil outlet pipe 15; Cement sand sinks in the sand trap cavity chamber 25 of 5 bottoms, secondary separation chamber; By water jet standpipe 22 to sand trap cavity chamber 25 interior sprinkling washing fluid, silt particle is washed away, silt particle is discharged outside tank body 1 with washing fluid sediment outflow pipe 16.
Claims (10)
1. a super Heavy Oil High Temperature electric dewatering apparatus for crude oil, is characterized in that comprising tank body, feed-pipe, feeding fabric liquid manifold, rising pipe, perpendicular electrode group, oil-collecting device, oil weir, oil in water emulsion oil discharging device and the sand flushing device hung; In the left part of tank body, be installed with dividing plate and tank inner chamber is separated into the cushion chamber in left side and the de-chamber of the electricity on right side; On the tank body on cushion chamber top, be installed with feed-pipe; In the bottom in the de-chamber of electricity, be installed with at least one the feeding fabric liquid manifold being connected with cushion chamber, in the lower end of feeding fabric liquid manifold, be distributed with taphole; On tank body below feeding fabric liquid manifold, be installed with rising pipe; On the top in the de-chamber of electricity, be installed with the perpendicular electrode group of hanging; In the de-chamber of electricity above perpendicular extension electrode group, be installed with oil-collecting device; Tank body upper end in the de-chamber of electricity is installed with steam outlet pipe; At feeding fabric liquid manifold and the perpendicular tank body middle part hanging between electrode group, there is oil weir, at oil weir middle part, have and the perpendicular corresponding liquid pass hole of electrode group of hanging; In the de-chamber of electricity of oil weir upper end, be installed with the oil in water emulsion oil discharging device that oil in water emulsion can be discharged to tank body; Bottom, the de-chamber of electricity below feeding fabric liquid manifold is installed with at least one and can sprays the sand flushing device of the level of washing fluid; On the tank body of cushion chamber and bottom, the de-chamber of electricity, be installed with respectively at least one sediment outflow pipe.
2. super Heavy Oil High Temperature electric dewatering apparatus for crude oil according to claim 1, is characterized in that oil in water emulsion oil discharging device adopts the fuel-displaced manifold of oil in water emulsion; In the flat de-chamber of electricity that is fixedly mounted on oil weir upper end of oil in water emulsion oil outlet pipe charge for remittance; The fuel-displaced manifold of oil in water emulsion comprises major flow duct, four-way and split flow pipe; In major flow duct, between left and right every at least two four-ways are installed, on former and later two ports of four-way, be communicated with split flow pipe is installed respectively, split flow pipe is parallel with major flow duct, and is positioned at the both sides, front and back of major flow duct; On major flow duct and split flow pipe, be distributed with oil in water emulsion inlet opening; Split flow pipe front end at major flow duct middle part has the fuel-displaced port of oil in water emulsion, and the fuel-displaced port of oil in water emulsion is positioned at tank body front end and is interlinked to the outside with tank body.
3. super Heavy Oil High Temperature electric dewatering apparatus for crude oil according to claim 2, is characterized in that on the perpendicular tank body of hanging between electrode group and the fuel-displaced manifold of oil in water emulsion, fixed installation is useful on the water-oil interface instrument mouth that is connected water-oil interface instrument; On the tank body of feed-pipe and cushion chamber bottom, be separately installed with the interface of the level gauge for being connected liquidometer; In the tank body upper end of cushion chamber, be installed with respectively tensimeter, tonifying Qi relief tube and safety valve on the spot; On the tank body of upper end, the de-chamber of electricity, be useful on and the mounting pipe of explosion-proof liquid level switch be installed and connect electric wire-passing tube for the perpendicular electrode group of hanging; On the tank body in cushion chamber and the de-chamber of electricity, there is respectively manhole; On the tank body in the de-chamber of electricity, interval is installed with at least five stopple coupons successively from the bottom to top.
4. according to the super Heavy Oil High Temperature electric dewatering apparatus for crude oil described in claim 1 or 2 or 3, it is characterized in that oil in water emulsion oil discharging device adopts oil in water emulsion oil outlet pipe; Oil in water emulsion oil outlet pipe is vertically fixedly mounted in the de-chamber of electricity of oil weir below; On oil in water emulsion oil outlet pipe, there are respectively oil in water emulsion feed liquor upper port and oil in water emulsion fluid lower port, on the feed liquor port of oil in water emulsion oil outlet pipe and the feed liquor port of rising pipe, are installed with respectively the vortex shield of right-angled intersection.
5. according to the super Heavy Oil High Temperature electric dewatering apparatus for crude oil described in claim 1 or 2 or 3, it is characterized in that oil-collecting device adopts slot type oil-collecting device, or/and tubular type oil-collecting device; Slot type oil-collecting device comprises collection tank body; Collection tank body is horizontal elongated slot, between collection tank body and tank body, forms oil-collecting cavity; On the collection tank body at two ends, oil-collecting cavity left and right, be installed with shutoff side plate; On collection tank body, be laterally intervally distributed with receipts oilhole; On the tank body on top, the de-chamber of electricity, be installed with the oil outlet pipe communicating with oil-collecting cavity; Tubular type oil-collecting device comprises that at least one collection tube converges; Collection tube converges to be hung on the tank body that is arranged on top, the de-chamber of electricity; The lower end of converging at collection tube is distributed with receipts oilhole; On tank body, be installed with and the inner oil outlet pipe communicating of collection tube remittance.
6. super Heavy Oil High Temperature electric dewatering apparatus for crude oil according to claim 4, is characterized in that oil-collecting device adopts slot type oil-collecting device, or/and tubular type oil-collecting device; Slot type oil-collecting device comprises collection tank body; Collection tank body is horizontal elongated slot, between collection tank body and tank body, forms oil-collecting cavity; On the collection tank body at two ends, oil-collecting cavity left and right, be installed with shutoff side plate; On collection tank body, be laterally intervally distributed with receipts oilhole; On the tank body on top, the de-chamber of electricity, be installed with the oil outlet pipe communicating with oil-collecting cavity; Tubular type oil-collecting device comprises that at least one collection tube converges; Collection tube converges to be hung on the tank body that is arranged on top, the de-chamber of electricity; The lower end of converging at collection tube is distributed with receipts oilhole; On tank body, be installed with and the inner oil outlet pipe communicating of collection tube remittance.
7. according to the super Heavy Oil High Temperature electric dewatering apparatus for crude oil described in claim 1 or 2 or 3, it is characterized in that sand flushing device comprises vertical liquid-inlet pipe, water jet standpipe and nozzle; Bottom in the de-chamber of electricity is installed with vertical liquid-inlet pipe, and vertically the upper end of liquid-inlet pipe is connected with the water jet standpipe of two levels by threeway, is distributed with right water outlet under oblique on water jet standpipe, is installed with respectively nozzle on each water outlet; In the vertical lower end of liquid-inlet pipe, have feed liquor port, feed liquor port be positioned at tank body lower end and with tank body exterior.
8. super Heavy Oil High Temperature electric dewatering apparatus for crude oil according to claim 6, is characterized in that sand flushing device comprises vertical liquid-inlet pipe, water jet standpipe and nozzle; Bottom in the de-chamber of electricity is installed with vertical liquid-inlet pipe, and vertically the upper end of liquid-inlet pipe is connected with the water jet standpipe of two levels by threeway, is distributed with right water outlet under oblique on water jet standpipe, is installed with respectively nozzle on each water outlet; In the vertical lower end of liquid-inlet pipe, have feed liquor port, feed liquor port be positioned at tank body lower end and with tank body exterior.
9. according to the super Heavy Oil High Temperature electric dewatering apparatus for crude oil described in claim 1 or 2 or 3, it is characterized in that sand flushing device comprises vertical liquid-inlet pipe, water jet standpipe and nozzle; Bottom in the de-chamber of electricity is installed with vertical liquid-inlet pipe, and vertically the upper end of liquid-inlet pipe is connected with the water jet standpipe of two levels by threeway, is distributed with right water outlet under oblique on water jet standpipe, is installed with respectively nozzle on each water outlet; In the vertical lower end of liquid-inlet pipe, have feed liquor port, feed liquor port be positioned at tank body lower end and with tank body exterior.
10. super Heavy Oil High Temperature electric dewatering apparatus for crude oil according to claim 6, is characterized in that sand flushing device comprises horizontal liquid-inlet pipe, connection circulation supporting tube and water jet standpipe; In the de-chamber of electricity, be installed with respectively sagittal horizontal liquid-inlet pipe, on horizontal liquid-inlet pipe, have feed liquor port, feed liquor port be positioned at tank body front end and with tank body exterior; The left and right sides at horizontal liquid-inlet pipe is installed with connection circulation supporting tube in interval respectively, and the front-end and back-end that connect circulation supporting tube are fixedly installed togather with inner tank wall respectively; At horizontal liquid-inlet pipe, be communicated with at least one horizontal water jet standpipe is installed with being connected between circulation supporting tube respectively; On water jet standpipe, be distributed with right water outlet under oblique, on each water outlet, be installed with respectively nozzle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320721238.4U CN203569039U (en) | 2013-11-15 | 2013-11-15 | Super-heavy oil high-temperature crude oil electric dehydrator |
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| CN201320721238.4U CN203569039U (en) | 2013-11-15 | 2013-11-15 | Super-heavy oil high-temperature crude oil electric dehydrator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154131A (en) * | 2015-07-07 | 2015-12-16 | 江苏金门能源装备有限公司 | Automatic sand flushing device |
| CN107057753A (en) * | 2017-06-18 | 2017-08-18 | 天津大学 | The continuous electrostatic coalescer of tubular type and oil-water separation method |
| CN104807626B (en) * | 2015-04-29 | 2018-01-16 | 中国石油大学(华东) | A kind of real liquid stream moves electric dehydrator evaluating apparatus |
-
2013
- 2013-11-15 CN CN201320721238.4U patent/CN203569039U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807626B (en) * | 2015-04-29 | 2018-01-16 | 中国石油大学(华东) | A kind of real liquid stream moves electric dehydrator evaluating apparatus |
| CN105154131A (en) * | 2015-07-07 | 2015-12-16 | 江苏金门能源装备有限公司 | Automatic sand flushing device |
| CN105154131B (en) * | 2015-07-07 | 2017-03-22 | 江苏金门能源装备有限公司 | Automatic sand flushing device |
| CN107057753A (en) * | 2017-06-18 | 2017-08-18 | 天津大学 | The continuous electrostatic coalescer of tubular type and oil-water separation method |
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