CN204509214U - A kind of oil-gas-water triphase separator for preparing gasoline by methanol - Google Patents
A kind of oil-gas-water triphase separator for preparing gasoline by methanol Download PDFInfo
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- CN204509214U CN204509214U CN201520022263.2U CN201520022263U CN204509214U CN 204509214 U CN204509214 U CN 204509214U CN 201520022263 U CN201520022263 U CN 201520022263U CN 204509214 U CN204509214 U CN 204509214U
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Abstract
For an oil-gas-water triphase separator for preparing gasoline by methanol, it comprises shell separator (1), synthetic oil reactant entrance (2), gaseous phase outlet (3), oil phase outlet (4), aqueous phase outlet (5), gas phase drain (6), liquid phase discharging hole (7), thermometer mouth (8), pressure gauge port (9), interface liquid level gauge mouth (10), liquidometer mouth (11), charging distribution pipe (12), separator bearing (19).The utility model has gas-liquid-solid three-phase good separating effect, structure is simple and level of automation is high advantage.
Description
Technical field
The utility model belongs to raw gasline product prepared by a kind of methanol conversion and carries out oil-gas-water triphase separator.
Technical background
Methanol conversion technique for preparing gasoline is proposed in 1976 by Mobil company of the U.S. the earliest, and methyl alcohol, for raw material, is then converted into high-octane gasoline products by the methyl alcohol that this technology is produced with coal or Sweet natural gas under ZSM-5 catalytic condition.The successful exploitation of technique for preparing gasoline by methanol and industrial applications have enriched the technological line of coal liquifaction, are the important channels alleviated domestic petroleum shortage, the superfluous situation of methyl alcohol and extend Chemical Industry chain.
At present, the technique of industrial preparing gasoline by methanol mainly contains two-step process and one-step technology two kinds, and the former is that methyl alcohol first generates dme by dehydration catalyst, and then dme is gasoline through ZSM-5 catalytic conversion; And the latter is methyl alcohol is converted into gasoline in ZSM-5 new catalyst previous step.Preparing gasoline by methanol is a kind of intensity thermopositive reaction, and every kilogram of methanol conversion institute liberated heat is about 1.74MJ, reacts easy temperature runaway and causes sintering of catalyst and structure deteriorate; Easily there is coking reaction on molecular sieve catalyst surface in methyl alcohol simultaneously, and then cause the carbon distribution inactivation of catalyst surface acid sites.For effectively controlling temperature of reaction and the coking delaying catalyst surface, be no matter two-step approach or one-step technology all need to adopt nearly 5 times with the circulation gas of upper volume, material benzenemethanol is diluted, and then cause reactor outlet product after condensation, form the mixture phase of gas, oil and water, wherein gas phase accounts for more than the 84wt% of mixture phase total mass, and water accounts for about 9wt%, residue about 7wt% is oil phase.Due to the gas phase in oil-gas-water and aqueous phase content higher, simultaneously C in oil product
3hydro carbons is in gasification edge, therefore when carrying out three phase separation, can carry a large amount of liquid foams secretly, have a strong impact on separating effect when gas phase is discharged.
Oil-gas-water triphase separator is widely used in petroleum machinery, petrochemical complex and gas extraction process.In recent years, China achieves huge advance in the research and development of triphase separator, and separator kind, model are on the increase, and separating effect is also in continuous improvement.Patent CN101559291A discloses a kind of three phases separator, its separator oil body is divided into settling chamber, hydroecium and grease chamber, in hydroecium, be provided with labyrinth type oil and gas and water from plate, and be provided with water level and oil level probe respectively, improve separating effect and the separation efficiency of oil gas water.Patent CN202289572UA discloses a kind of Horizontal oil-gas water separator, improves separating effect by arranging the inner members such as part flow arrangement, cowling panel, coalescer, spray catcher, weir plate and vortex breaker in housing.Although above-mentioned three phases separator improves separating effect to a certain extent by increase inner member and adjust structure, but it is mainly for the separation of the association oil contained in crude oil extraction, association G&W, its oil gas water three phase content and state exist obviously different from the oil gas water three phase formed after the condensation of MTG product, directly applied in MTG technique and be difficult to reach separating effect, and there is the common problems such as the large and complex operation of complex structure, volume in it.Therefore, for the characteristic of the oil gas water three phase mixture formed after the condensation of MTG product, develop a kind of good separating effect, structure simple, take up an area little and that level of automation is high three phases separator there is important theory and realistic meaning.
Summary of the invention
The purpose of this utility model is the problems such as the large and complex operation of the inferior separating effect, complex structure, the floor space that exist the oil gas water three phase of MTG product condensation for existing industrial separation device, develops a kind of gas-liquid-solid three-phase good separating effect to being formed after the condensation of MTG product, structure is simple and level of automation is high separator.
For realizing the utility model object, disclosed in the utility model, oil-gas-water triphase separator comprises shell separator 1, synthetic oil reactant entrance 2, gaseous phase outlet 3, oil phase outlet 4, aqueous phase outlet 5, gas phase drain 6, liquid phase discharging hole 7, thermometer mouth 8, pressure gauge port 9, interface liquid level gauge mouth 10, liquidometer mouth 11, charging distribution pipe 12, separator bearing 19, it is characterized in that shell separator 1 is by middle cylinder, left end socket and right end socket composition, thermometer mouth 8 is provided with in left end socket bottom, middle cylinder both upper ends thereof arranges a synthetic oil reactant entrance 2 respectively, middle cylinder crown center is provided with two gaseous phase outlets 3, pressure gauge port 9 and gas phase drain 6 are arranged at middle cylinder top, separator bearing 19 is positioned at two ends bottom middle cylinder, oil phase outlet 4 and aqueous phase outlet 5 are positioned at the centre bottom middle cylinder, liquid phase discharging hole 7 is had bottom middle cylinder, interface level device mouth 10 is positioned at middle cylinder bottom, liquidometer mouth 11 is positioned in the middle part of middle cylinder, reactant entrance 2 is by being connected with charging distribution pipe 12 with the transfer lime of horizontal plane angle at 45 ° in middle cylinder inside, charging distribution pipe 12 is fixed on the distribution pipe supporting leg 20 in middle cylinder, on the pipe face with end end socket, distribution hole 21 is provided with at charging distribution pipe 12, gaseous phase outlet 3 is connected with gaseous phase outlet scum dredger.
Gaseous phase outlet scum dredger as above is made up of two sections, and hypomere supports ladder ring packing 16 by cascade ring back up pad 17 and forms packing section, and packing section is connected with epimere through reducer 15, and upper intersegmental part is equipped with wire mesh demister 14.
Gaseous phase outlet epimere silk screen section as above is 0.6 ~ 0.8 with the internal diameter ratio of hypomere packing section, and height and the hypomere packing section aspect ratio of its reducer 15 are 0.25 ~ 0.35.
The internal diameter of hypomere ladder ring packing 16 as above is 38 ~ 76mm, and ladder ring packing 16 loads in anti-mode of piling or huddle, and the height of ladder ring packing (16) composition packing layer is 500 ~ 1000mm.
The filtering net pattern that wire mesh demister 14 as above adopts is SP type or DP type, and mounting means is upper dress formula, and wire mesh demister thickness is 100 ~ 150mm.
Separator middle cylinder aspect ratio as above is 2 ~ 4.
Charging distribution pipe 12 as above is fixed on by U-bolt 13 and nut on the distribution pipe supporting leg 20 that is welded in cylindrical shell.
Distribution hole 21 on charging distribution pipe 12 as above is rectangular configuration arranged in parallel, and its length accounts for 0.7 ~ 0.9 of distribution pipe diameter, and width is 5 ~ 20mm, and the horizontal throw between every two distribution holes 20 is 50 ~ 200mm.
Oil phase outlet 4 as above is 0.17 ~ 0.22 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter, and aqueous phase outlet 5 is 0.025 ~ 0.030 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter.
When using utility model oil-gas-water triphase separator, the ratio controlling liquid level in separator height and middle cylinder internal diameter is 0.3 ~ 0.5, and the ratio controlling oil-water interface height and middle cylinder internal diameter is 0.065 ~ 0.165.
The utility model compared with prior art, has substantive distinguishing features and marked improvement is:
(1) oil-gas-water triphase separator disclosed in the utility model, for the feature that gas phase content in preparing gasoline by methanol product is high, be provided with lower floor's ladder ring packing and the two-layer Despumation device of upper strata silk screen, gas phase is by after above-mentioned Despumation device, and foam removal efficiency reaches more than 99.1%;
(2) oil-gas-water separator disclosed in the utility model, simple and compact for structure, inner member without the need to complexity just can ensure effective separation of oil-gas-water three-phase, overcomes the shortcomings such as the large and inferior separating effect of the complex structure, the volume that exist in existing separator.
Accompanying drawing explanation
Fig. 1 is cyclone separator arrangement schematic diagram disclosed in the utility model
Fig. 2 is separator left view disclosed in the utility model
Shown in Fig. 1-2,1 is shell separator, and 2 is synthetic oil reactant entrances, 3 is gaseous phase outlets, and 4 is oil phase outlets, and 5 is aqueous phase outlets, 6 is gas phase drains, 7 is liquid phase discharging holes, and 8 is thermometer mouths, and 9 is pressure gauge port, 10 is interface liquid level gauge mouths, 11 is liquidometer mouths, and 12 is charging distribution pipes, and 13 is U-bolts, 14 is wire mesh demisters, 15 is reducers, 16 ladder ring packings, and 17 is cascade ring back up pads, 18 is outlet joint flanges, 19 is separator bearings, and 20 is distribution pipe supporting legs, and 21 is distribution holes.
Embodiment
Embodiment 1
For realizing the utility model object, disclosed in the utility model, oil-gas-water triphase separator comprises shell separator 1, synthetic oil reactant entrance 2, gaseous phase outlet 3, oil phase outlet 4, aqueous phase outlet 5, gas phase drain 6, liquid phase discharging hole 7, thermometer mouth 8, pressure gauge port 9, interface liquid level gauge mouth 10, liquidometer mouth 11, charging distribution pipe 12, separator bearing 19, it is characterized in that shell separator 1 is by middle cylinder, left end socket and right end socket composition, thermometer mouth 8 is provided with in left end socket bottom, middle cylinder both upper ends thereof arranges a synthetic oil reactant entrance 2 respectively, middle cylinder crown center is provided with two gaseous phase outlets 3, middle cylinder between left end synthetic oil reactant entrance 2 and left side gaseous phase outlet 3 is provided with pressure gauge port 9, and middle cylinder between right-hand member synthetic oil reactant entrance 2 and right-hand member gaseous phase outlet 3 is provided with gas phase drain 6, separator bearing 19 is positioned at two ends bottom middle cylinder, oil phase outlet 4 and aqueous phase outlet 5 are positioned at the centre bottom middle cylinder, liquid phase discharging hole 7 is provided with bottom middle cylinder left end, interface level device mouth 10 and liquidometer mouth 11 are positioned at cylindrical shell middle and lower part, synthetic oil reactant entrance 2 is by being connected with charging distribution pipe 12 with the transfer lime of horizontal plane angle at 45 ° in middle cylinder inside, charging distribution pipe 12 is fixed on the distribution pipe supporting leg 20 that is welded in middle cylinder by U-bolt 13 and nut, on the pipe face with end end socket, distribution hole 21 is provided with at charging distribution pipe 12, gaseous phase outlet 3 is connected with gaseous phase outlet scum dredger by outlet joint flange 18, gaseous phase outlet scum dredger is made up of two sections, hypomere supports ladder ring packing 16 by cascade ring back up pad 17 and forms packing section, hypomere is connected with epimere through reducer 15, upper intersegmental part is equipped with wire mesh demister 14.
Wherein separator middle cylinder aspect ratio is 2.
On charging distribution pipe 12, distribution hole 21 is rectangular configuration arranged in parallel, and its length accounts for 0.7 of distribution pipe 12 diameter, and its width is 5mm, and the horizontal throw of every two distribution holes is 50mm.
Epimere silk screen section is 0.6 with the internal diameter ratio of hypomere packing section, and height and the hypomere packing section aspect ratio of its reducer 15 are 0.25.
The internal diameter of hypomere ladder ring packing 16 is 38mm, and ladder ring packing 16 loads in anti-mode of piling or huddle, and the height of ladder ring packing (16) composition packing layer is 500mm.
The filtering net pattern that wire mesh demister 14 adopts is SP type, and mounting means is upper dress formula, and wire mesh demister 14 thickness is 100mm.
Oil phase outlet 4 is 0.17 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter, and aqueous phase outlet 5 is 0.025 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter.
The ratio of the liquid level in separator height that Self-controllable level meter controls and middle cylinder internal diameter is 0.3, and the ratio that automatic control interface liquid level gauge controls oil-water interface height and middle cylinder internal diameter is 0.065.
Embodiment 2
Separator middle cylinder aspect ratio is 4, on charging distribution pipe 12, distribution hole 21 is rectangular configuration arranged in parallel, its length accounts for 0.9 of distribution pipe 12 diameter, its width is 20mm, the horizontal throw of every two distribution holes is 200mm, gaseous phase outlet epimere silk screen section is 0.8 with the internal diameter ratio of hypomere packing section, height and the hypomere packing section aspect ratio of its reducer 15 are 0.35, the internal diameter of hypomere ladder ring packing 16 is 76mm, ladder ring packing 16 loads in anti-mode of piling or huddle, the height of ladder ring packing (16) composition packing layer is 1000mm, the filtering net pattern that wire mesh demister 14 adopts is DP type, mounting means is upper dress formula, wire mesh demister 14 thickness is 150mm, oil phase outlet 4 is 0.22 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter, aqueous phase outlet 5 is 0.030 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter, the ratio of the liquid level in separator height that Self-controllable level meter controls and middle cylinder internal diameter is 0.5, the ratio that automatic control interface liquid level gauge controls oil-water interface height and middle cylinder internal diameter is 0.165, all the other are with embodiment 1.
Embodiment 3
Separator middle cylinder aspect ratio is 3, on charging distribution pipe 12, distribution hole 21 is rectangular configuration arranged in parallel, its length accounts for 0.8 of distribution pipe diameter, its width is 13mm, the horizontal throw of every two distribution holes is 130mm, gaseous phase outlet epimere silk screen section is 0.7 with the internal diameter ratio of hypomere packing section, height and the hypomere packing section aspect ratio of its reducer 15 are 0.30, the internal diameter of hypomere ladder ring packing 16 is 50mm, ladder ring packing 16 loads in anti-mode of piling or huddle, the height of ladder ring packing (16) composition packing layer is 800mm, the filtering net pattern that wire mesh demister 14 adopts is DP type, mounting means is upper dress formula, wire mesh demister 14 thickness is 150mm, oil phase outlet 4 is 0.20 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter, aqueous phase outlet 5 is 0.028 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter, the ratio of the liquid level in separator height that Self-controllable level meter controls and middle cylinder internal diameter is 0.4, the ratio that automatic control interface liquid level gauge controls oil-water interface height and middle cylinder internal diameter is 0.15, all the other are with embodiment 1.
Claims (14)
1. the oil-gas-water triphase separator for preparing gasoline by methanol, it comprises shell separator (1), synthetic oil reactant entrance (2), gaseous phase outlet (3), oil phase outlet (4), aqueous phase outlet (5), gas phase drain (6), liquid phase discharging hole (7), thermometer mouth (8), pressure gauge port (9), interface liquid level gauge mouth (10), liquidometer mouth (11), charging distribution pipe (12), separator bearing (19), it is characterized in that shell separator (1) is by middle cylinder, left end socket and right end socket composition, thermometer mouth (8) is provided with in left end socket bottom, middle cylinder both upper ends thereof arranges a synthetic oil reactant entrance (2) respectively, middle cylinder crown center is provided with two gaseous phase outlets (3), pressure gauge port (9) and gas phase drain (6) are arranged at middle cylinder top, separator bearing (19) is positioned at two ends bottom middle cylinder, oil phase outlet (4) and aqueous phase outlet (5) are positioned at two ends bottom middle cylinder, liquid phase discharging hole (7) is had bottom middle cylinder, interface level device mouth (10) is positioned at middle cylinder bottom, liquidometer mouth (11) is positioned in the middle part of middle cylinder, reactant entrance (2) is by being connected with charging distribution pipe (12) with the transfer lime of horizontal plane angle at 45 ° in middle cylinder inside, charging distribution pipe (12) is fixed on the distribution pipe supporting leg (20) in middle cylinder, on the pipe face with end end socket, distribution hole (21) is provided with at charging distribution pipe (12), gaseous phase outlet (3) is connected with gaseous phase outlet scum dredger.
2. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 1, it is characterized in that described gaseous phase outlet scum dredger is made up of two sections, hypomere supports ladder ring packing (16) by cascade ring back up pad (17) and forms packing section, hypomere is connected with epimere through reducer (15), and upper intersegmental part is equipped with wire mesh demister (14).
3. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 2, is characterized in that described epimere is 0.6 ~ 0.8 with the internal diameter ratio of hypomere.
4. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 2, is characterized in that the height of described reducer (15) and hypomere aspect ratio are 0.25 ~ 0.35.
5. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 2, is characterized in that the internal diameter of described ladder ring packing (16) is 38 ~ 76mm.
6. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 2, is characterized in that described ladder ring packing (16) loads in anti-mode of piling or huddle.
7. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 2, is characterized in that the height of described ladder ring packing (16) composition packing layer is 500 ~ 1000mm.
8. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 2, it is characterized in that described wire mesh demister (14) adopts SP type or the DP type of filtering net pattern, mounting means is upper dress formula.
9. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 2, is characterized in that described wire mesh demister (14) thickness is 100 ~ 150mm.
10. a kind of oil-gas-water triphase separator for preparing gasoline by methanol as claimed in claim 1, is characterized in that described middle cylinder aspect ratio is 2 ~ 4.
11. a kind of oil-gas-water triphase separators for preparing gasoline by methanol as claimed in claim 1, is characterized in that described charging distribution pipe (12) is fixed on by U-bolt (13) and nut on the distribution pipe supporting leg (20) that is welded in middle cylinder.
12. a kind of oil-gas-water triphase separators for preparing gasoline by methanol as claimed in claim 1, it is characterized in that the distribution hole (21) on described charging distribution pipe (12) is rectangular configuration arranged in parallel, its length accounts for 0.7 ~ 0.9 of charging distribution pipe (12) diameter, width is 5 ~ 20mm, and the horizontal throw between every two distribution holes (20) is 50 ~ 200mm.
13. a kind of oil-gas-water triphase separators for preparing gasoline by methanol as claimed in claim 1, is characterized in that described oil phase outlet (4) is 0.17 ~ 0.22 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter.
14. a kind of oil-gas-water triphase separators for preparing gasoline by methanol as claimed in claim 1, is characterized in that described aqueous phase outlet (5) is 0.025 ~ 0.030 at the pipe height of middle cylinder inside and the ratio of middle cylinder internal diameter.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105038839A (en) * | 2015-09-02 | 2015-11-11 | 中国石油天然气集团公司 | Light dydrocarbon preparation method and light dydrocarbon preparation system with methyl alcohol as raw materials |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105038839A (en) * | 2015-09-02 | 2015-11-11 | 中国石油天然气集团公司 | Light dydrocarbon preparation method and light dydrocarbon preparation system with methyl alcohol as raw materials |
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