CN205556588U - Device that circulating oil washing high temperature coal gas removed dust - Google Patents
Device that circulating oil washing high temperature coal gas removed dust Download PDFInfo
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- CN205556588U CN205556588U CN201521081557.9U CN201521081557U CN205556588U CN 205556588 U CN205556588 U CN 205556588U CN 201521081557 U CN201521081557 U CN 201521081557U CN 205556588 U CN205556588 U CN 205556588U
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Abstract
The utility model relates to a device that circulating oil washing high temperature coal gas removed dust. It is low that it solves the high temperature coal gas dust collection efficiency effectively, discontinuousization maximization production, the high scheduling problem of running cost. In order to solve the problems existing in the prior art, the technical scheme of the utility model including cyclone, grain bed dust remover, oil gas heat exchanger, fractionating tower, oil gas cooler and oil screen, oil consider the ware and include the coal gas export, oil -in, top oil gas spray set, middle level oil gas spray set and gas inlet distributor, coal gas export set up the top of considering the ware in oil, the oil -in sets up on the lateral wall of ware is considered to oil, top oil gas spray set, middle level oil gas spray set and gas inlet distributor from the top down set gradually in the cavity of ware is considered to oil, cyclone, grain bed dust remover, oil gas heat exchanger, fractionating tower, oil gas cooler and oil screen interconnect.
Description
Technical field
The utility model relates to the device of a kind of recycle oil washing high-temperature gas duster.
Background technology
After producing due to pyrolysis coal gas, temperature is at 400-450 DEG C, and containing a large amount of dust, it is impossible to enter subsequent handling, it is necessary to take certain operation to carry out dust removal process.At present, the domestic coal chemical industry the most non-full maturity of high-temperature gas duster technology, part coal chemical industry enterprises invests nearly more than 10 hundred million construction device, but owing in coal gas, fine dust can not get effectively processing, a lot of devices are in the lag phase, high-temperature gas duster the most seriously restricts coal chemical industry development, and the subject matter existed has:
Gravitational dust collection technology and cyclone dust collection technology simple in construction, drag losses is little, and operating cost is low, but efficiency of dust collection is relatively low, is generally used for the thick dedusting of coal gas；Owing to gas temperature is higher, in order to improve the thermal efficiency, it is to avoid temperature reduces the problems such as coal tar precipitation, needs at high temperature to carry out coal gas dust removal, typically takes method to have water cleaning dust and performance barrier formula dust removal by filtration technology.When water or solution washing dedusting, reduction along with temperature, coal tar in coal gas washes out simultaneously, with dust granules generation coking, easily block hole, the cement of similar solidification, it is difficult to clean up, and water or solution washing can produce large amount of sewage, need to build sewage treatment plant and process, so since actual operating cost and maintenance cost the highest.Performance barrier formula dust removal by filtration technical research is the most a lot, SiC ceramic filtering technique, Bed Filtration, metal sintering filtering technique can obtain good dust removing effects under worst hot case, but the particularity due to filtering material, preparation cost is higher, and filtering material it is frequently necessary to change filter core or be carried out, especially for industrialized production, being unfavorable for continuous operation, operating cost is the highest.
Utility model content
The problems such as the utility model purpose is to provide the device of a kind of recycle oil washing high-temperature gas duster, and it is low that it efficiently solves high-temperature gas duster efficiency, and discontinuum maximizes and produces, and operating cost is high.
For solving the problem that prior art exists, the technical solution of the utility model is: the device of a kind of recycle oil washing high-temperature gas duster, it is characterized in that: include cyclone separator, grain bed deduster, oil gas heat exchanger, fractionating column, oil gas cooler and oil screen, described oil is considered device and is included gas exit, oil-in, top oil gas spray equipment, middle level oil gas spray equipment and gas entry distributor, described gas exit is arranged at oil and considers the top of device, oil-in is arranged at oil and considers on the sidewall of device, top oil gas spray equipment, middle level oil gas spray equipment and gas entry distributor are set in turn in the cavity that device considered by oil from top to bottom；
nullDescribed grain bed deduster entrance and cyclone separator gas exit are connected with gas entry pipeline，The outlet at bottom of cyclone separator and grain bed deduster is connected with solid particle outlet conduit，On the sidewall of described grain bed deduster, sidewall exit and side wall entrance are set，Sidewall exit is divided into two，One is connected with side wall entrance，One is connected with the gas entry of oil gas heat exchanger，The gas exit of grain bed deduster is connected with cyclone inlet，The gas exit of described oil gas heat exchanger is connected with the gas entry distributor of oil screen，Described fractionating column porch arranges feedstock oil inlet，The oil gas vent of fractionating column is connected with the oil gas entrance of oil gas cooler，The oil gas vent of oil gas cooler is divided into two，One is connected with the top oil gas spray equipment at oil screen top，Other one is connected with fractionating column top entry and centre entrance，The bottom of oil screen is connected with the oil-in of oil gas heat exchanger，The oil export of oil gas heat exchanger is connected with the recycle oil entrance of fractionating column.
Described top oil gas spray equipment includes oil gas entrance, main distributor pipe two, distributor pipe two and hold-down support two, described main distributor pipe two is horizontally set in the oil gas spray equipment of top, prop up distributor pipe two to be vertically arranged with main distributor pipe two, the external part of main distributor pipe two is provided with oil gas entrance, the junction of main distributor pipe two and a distributor pipe two and top oil gas spray equipment cavity wall is provided with hold-down support two, and a described distributor pipe two is respectively arranged with downward oil gas vent hole on main distributor pipe two.
Described middle level oil gas spray equipment includes oil gas entrance, main distributor pipe three, distributor pipe three and hold-down support three, described main distributor pipe three is horizontally set in the oil gas spray equipment of middle level, prop up distributor pipe three to be vertically arranged with main distributor pipe three, the external part of main distributor pipe three is provided with oil gas entrance, the junction of main distributor pipe three and a distributor pipe three and middle level oil gas spray equipment cavity wall is provided with hold-down support three, and a distributor pipe three and main distributor pipe three are respectively arranged with downward oil gas vent hole.
Described gas entry distributor includes gas entry, main distributor pipe one, distributor pipe one and hold-down support one, described main distributor pipe one is horizontally set in gas entry distributor, prop up distributor pipe one to be vertically arranged with main distributor pipe one, the external part of main distributor pipe one is provided with gas entry, the junction of main distributor pipe one and a distributor pipe one and gas entry distributor cavity wall is provided with hold-down support one, and a distributor pipe one and main distributor pipe one are respectively arranged with downward oil gas vent hole.
In described oil screen, part light oil is connected to middle level oil gas spray equipment 64 by circulating pump
Described gas entry distributor is arranged on the oil reservoir bottom of oil screen.
Described fractionation column base arranges dregs of fat outlet.
The top of described oil gas cooler is provided with recirculated water entrance, and bottom is provided with recirculated water outlet.
Described oil is considered the top of device and is provided with gas exit, and middle part is provided with middle level oil gas spray equipment.
Compared with prior art, advantage of the present utility model is as follows:
The utility model device carries out coal gas of high temperature washing mainly by oil, especially the fine particle in coal gas had good clean result, particle in coal gas of high temperature fully can be washed out, and avoid the impact separated out due to coal gas of high temperature cooling coal tar, coal tar and washing oil are circulated utilization, reach to industrialize the condition of long-term operation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of oil screen；
Fig. 3 is the structural representation of gas entry distributor；
Fig. 4 is the structural representation of top oil gas spray equipment；
Fig. 5 is the structural representation of middle level oil gas spray equipment；
Accompanying drawing illustrates: 1-cyclone separator, 2-grain bed deduster, 3-oil gas heat exchanger, 4-fractionating column, 5-oil gas cooler, 6-oil screen, 11 gas entry pipelines, 12 solid particle outlet conduits, 21 sidewall exit, 22 side wall entrance, 31 gas entries, 32 gas exits, 33 oil-ins, 41 feedstock oil inlets, 42 residual oil outlets, 43 recycle oil entrances, 51 recirculated water entrances, 52 circulating water outlets, 61 gas exits, 62 oil-ins, 63 top oil gas spray equipments, 64 middle level oil gas spray equipments, 65 gas entry distributors；
65-1 gas entry, the main distributor pipe of 65-2 one, 65-3 props up distributor pipe one, 65-4 hold-down support one；
63-1 oil gas entrance, 63-2 master is in charge of two, and 63-3 props up distributor pipe two, 63-4 hold-down support two.
64-1 oil gas entrance, the main cloth of 64-2 is in charge of three, and 64-3 props up distributor pipe three, 64-4 hold-down support three.
Detailed description of the invention
In conjunction with the drawings and the specific embodiments, the utility model is described in further details:
See the device of Fig. 1: a kind of recycle oil washing high-temperature gas duster, including cyclone separator 1, grain bed deduster 2, oil gas heat exchanger 3, fractionating column 4, oil gas cooler 5 and oil screen 6,
Described top oil gas spray equipment 63 includes oil gas entrance 63-1, main distributor pipe two 63-2, prop up distributor pipe two 63-3 and hold-down support two 63-4, described main distributor pipe two 63-2 is horizontally set in top oil gas spray equipment 63, prop up distributor pipe two 63-3 to be vertically arranged with main distributor pipe two 63-2, the external part of main distributor pipe two 63-2 is provided with oil gas entrance 63-1, main distributor pipe two 63-2 and distributor pipe two 63-3 is provided with hold-down support two 63-4 with the junction of top oil gas spray equipment 63 cavity wall, it is respectively arranged with downward oil gas vent hole on described distributor pipe two 63-3 and main distributor pipe two 63-2.
Described middle level oil gas spray equipment 64 includes oil gas entrance 64-1, main distributor pipe three 64-2, prop up distributor pipe three 64-3 and hold-down support three 64-4, described main distributor pipe three 64-2 is horizontally set in middle level oil gas spray equipment 64, prop up distributor pipe three 64-3 to be vertically arranged with main distributor pipe three 64-2, the external part of main distributor pipe three 64-2 is provided with oil gas entrance 64-1, main distributor pipe three 64-2 and distributor pipe three 64-3 is provided with hold-down support three 64-4 with the junction of middle level oil gas spray equipment 64 cavity wall, prop up and be respectively arranged with downward oil gas vent hole on distributor pipe three 64-3 and main distributor pipe three 64-2.
Described gas entry distributor 65 includes gas entry 65-1, main distributor pipe one 65-2, prop up distributor pipe one 65-3 and hold-down support one 65-4, described main distributor pipe one 65-2 is horizontally set in gas entry distributor 65, prop up distributor pipe one 65-3 to be vertically arranged with main distributor pipe one 65-2, the external part of main distributor pipe one 65-2 is provided with gas entry 65-1, main distributor pipe one 65-2 and distributor pipe one 65-3 is provided with hold-down support one 65-4 with the junction of gas entry distributor 65 cavity wall, prop up and be respectively arranged with downward oil gas vent hole on distributor pipe one 65-3 and main distributor pipe one 65-2.
nullDescribed grain bed deduster 2 entrance and cyclone separator 1 gas exit are connected with gas entry pipeline 11，The outlet at bottom of cyclone separator 1 and grain bed deduster 2 is connected with solid particle outlet conduit 12，Sidewall exit 21 and side wall entrance 22 are set on the sidewall of described grain bed deduster 2，Sidewall exit 21 is divided into two，One is connected with side wall entrance 22，One is connected with the gas entry 31 of oil gas heat exchanger 3，The gas exit of grain bed deduster 2 is connected with cyclone separator 1 entrance，The gas exit 32 of described oil gas heat exchanger 3 is connected with the gas entry distributor 65 of oil screen 6，Described fractionating column 4 porch arranges feedstock oil inlet 41，The oil gas vent of fractionating column 4 is connected with the oil gas entrance of oil gas cooler 5，The oil gas vent of oil gas cooler 5 is divided into two，One is connected with the top oil gas spray equipment 63 at oil screen 6 top，Other one is connected with fractionating column 4 top entry and centre entrance，The bottom of oil screen 6 is connected with the oil-in 33 of oil gas heat exchanger 3，The oil export of oil gas heat exchanger 3 is connected with the recycle oil entrance 43 of fractionating column 4，In described oil screen 6, part light oil is connected to middle level oil gas spray equipment 64 by circulating pump，Described gas entry distributor 65 is arranged on the oil reservoir bottom of oil screen 6，Described oil is considered the top of device 6 and is provided with gas exit 61，Middle part is provided with middle level oil gas spray equipment 64，Dregs of fat outlet 42 is set bottom fractionating column 4，The top of oil gas cooler 5 is provided with recirculated water entrance 51，Bottom is provided with recirculated water outlet 52，The recirculated water being passed through is for the cooling of oil gas，
nullThe technological process of a kind of recycle oil washing high-temperature gas duster is: inject feedstock oil at feedstock oil inlet 41，Enter in fractionating column 4，Again respectively through oil gas cooler 5、Oil screen 6、After oil gas heat exchanger 3 is back to fractionating column 4，The coal gas that temperature is 400-450 DEG C is injected in grain bed deduster 2 by gas entry，After carrying out crude separation by grain bed deduster 2，Lead up to the sidewall exit 21 of grain bed deduster 2 in gas entry 31 enters oil gas heat exchanger 3，After carrying out heat exchange by the recycle oil entered with oil-in 33，The gas entry distributor 65 in oil screen 6 is entered into by gas exit 32，Coal gas in gas entry distributor 65 passes oil reservoir，And after oil screen 6 middle level oil gas spray equipment 63 and top layer oil gas spray equipment 64，Guarantee that coal gas is discharged from gas exit 61 after passing through three washings；The side wall entrance 22 of grain bed deduster 2 of separately leading up to enters grain bed deduster 2 to carry out blowback and washes, and the coal gas after blowback is washed enters cyclone separator 1, is back to gas entry pipeline 11 after cyclone separator 1 separates；
nullThe oil gas being fractionated in described fractionating column 4 enters into oil gas cooler 5 after supercooling，It is divided into two，One oil gas is back in fractionating column 4，Another oil gas enters into the top layer oil gas spray equipment 63 of oil screen 6，By spray downwards, coal gas is washed，Middle level oil gas spray equipment 64 in the middle part of oil screen 6，Pump is used to join in the oil gas spray equipment 64 that middle part increases the washing oil bottom oil screen 6，Again coal gas is washed，Complete the washing oil after gas washing and contain a large amount of dust granules，Washing oil is together discharged with dust granules bottom oil screen 6，Enter in oil gas heat exchanger 3 and heat，Washing oil after heating enters in fractionating column 4，The oil gas carrying out being fractionated by fractionating column 4 is re-introduced in oil gas cooler 5，Oil gas after cooling one is back to fractionating column 4，Another enters in oil screen 6，Realize the cyclic process of washing oil，The dregs of fat cannot being fractionated in fractionating column 4，Discharged by bottom dregs of fat outlet 42，Non-congealable oil gas in fractionating column 4 is discharged from top，Enter lower to operation after mixing with the gas exit 61 in oil screen 6.
The utility model advantage is as follows:
1) use new high-temperature gas duster method, use oil wash；
2), after the oil used mixes with the coal tar separated out in coal gas of high temperature, utilization can be circulated；
3) the device avoids coal gas of high temperature cooling causes coal tar to occur the problems such as plant maintenance difficulty after separating out；
4) this device feedstock oil reusable edible, it is possible to meet the requirement of environmental protection, it is not necessary to the most newly-built environment-friendly processing unit；
5) this device technique is simple, and feedstock circulation utilizes, and production cost is low, is suitable for industrialization continuous prodution.
Claims (9)
1. the device of a recycle oil washing high-temperature gas duster, it is characterized in that: include cyclone separator (1), grain bed deduster (2), oil gas heat exchanger (3), fractionating column (4), oil gas cooler (5) and oil screen (6), described oil screen includes gas exit (61), oil-in (62), top oil gas spray equipment (63), middle level oil gas spray equipment (64) and gas entry distributor (65), described gas exit (61) is arranged at oil and considers the top of device, oil-in (62) is arranged at oil and considers on the sidewall of device, top oil gas spray equipment (63), middle level oil gas spray equipment (64) and gas entry distributor (65) are set in turn in the cavity that device considered by oil from top to bottom；
nullDescribed grain bed deduster (2) entrance and cyclone separator (1) gas exit are connected with gas entry pipeline (11)，The outlet at bottom of cyclone separator (1) and grain bed deduster (2) is connected with solid particle outlet conduit (12)，Sidewall exit (21) and side wall entrance (22) are set on the sidewall of described grain bed deduster (2)，Sidewall exit (21) is divided into two，One is connected with side wall entrance (22)，One is connected with the gas entry (31) of oil gas heat exchanger (3)，The gas exit of grain bed deduster (2) is connected with cyclone separator (1) entrance，The gas exit (32) of described oil gas heat exchanger (3) is connected with the gas entry distributor (65) of oil screen (6)，Described fractionating column (4) porch arranges feedstock oil inlet (41)，The oil gas vent of fractionating column (4) is connected with the oil gas entrance of oil gas cooler (5)，The oil gas vent of oil gas cooler (5) is divided into two，One is connected with top oil gas spray equipment (63) at oil screen (6) top，Other one is connected with fractionating column (4) top entry and centre entrance，The bottom of oil screen (6) is connected with the oil-in (33) of oil gas heat exchanger (3)，The oil export of oil gas heat exchanger (3) is connected with the recycle oil entrance (43) of fractionating column (4).
nullThe device of a kind of recycle oil the most according to claim 1 washing high-temperature gas duster，It is characterized in that: described top oil gas spray equipment (63) includes oil gas entrance (63-1)、Main distributor pipe two (63-2)、Prop up distributor pipe two (63-3) and hold-down support two (63-4)，Described main distributor pipe two (63-2) is horizontally set in top oil gas spray equipment (63)，Prop up distributor pipe two (63-3) to be vertically arranged with main distributor pipe two (63-2)，The external part of main distributor pipe two (63-2) is provided with oil gas entrance (63-1)，The junction of main distributor pipe two (63-2) and a distributor pipe two (63-3) and top oil gas spray equipment (63) cavity wall is provided with hold-down support two (63-4)，A described distributor pipe two (63-3) is respectively arranged with downward oil gas vent hole on main distributor pipe two (63-2).
nullThe device of a kind of recycle oil the most according to claim 1 and 2 washing high-temperature gas duster，It is characterized in that: described middle level oil gas spray equipment (64) includes oil gas entrance (64-1)、Main distributor pipe three (64-2)、Prop up distributor pipe three (64-3) and hold-down support three (64-4)，Described main distributor pipe three (64-2) is horizontally set in middle level oil gas spray equipment (64)，Prop up distributor pipe three (64-3) to be vertically arranged with main distributor pipe three (64-2)，The external part of main distributor pipe three (64-2) is provided with oil gas entrance (64-1)，The junction of main distributor pipe three (64-2) and a distributor pipe three (64-3) and middle level oil gas spray equipment (64) cavity wall is provided with hold-down support three (64-4)，Prop up distributor pipe three (64-3) and be respectively arranged with downward oil gas vent hole on main distributor pipe three (64-2).
nullThe device of a kind of recycle oil the most according to claim 3 washing high-temperature gas duster，It is characterized in that: described gas entry distributor (65) includes gas entry (65-1)、Main distributor pipe one (65-2)、Prop up distributor pipe one (65-3) and hold-down support one (65-4)，Described main distributor pipe one (65-2) is horizontally set in gas entry distributor (65)，Prop up distributor pipe one (65-3) to be vertically arranged with main distributor pipe one (65-2)，The external part of main distributor pipe one (65-2) is provided with gas entry one (65-1)，The junction of main distributor pipe one (65-2) and a distributor pipe one (65-3) and gas entry distributor (65) cavity wall is provided with hold-down support one (65-4)，Prop up distributor pipe one (65-3) and be respectively arranged with downward oil gas vent hole on main distributor pipe one (65-2).
The device of a kind of recycle oil the most according to claim 4 washing high-temperature gas duster, it is characterised in that: in described oil screen (6), part light oil is connected to middle level oil gas spray equipment (64) by circulating pump.
The device of a kind of recycle oil the most according to claim 5 washing high-temperature gas duster, it is characterised in that: described gas entry distributor (65) is arranged on the oil reservoir bottom of oil screen (6).
The device of a kind of recycle oil the most according to claim 6 washing high-temperature gas duster, it is characterised in that: described fractionating column (4) bottom arranges dregs of fat outlet (42).
The device of a kind of recycle oil the most according to claim 7 washing high-temperature gas duster, it is characterised in that: the top of described oil gas cooler (5) is provided with recirculated water entrance (51), and bottom is provided with recirculated water outlet (52).
The device of a kind of recycle oil the most according to claim 8 washing high-temperature gas duster, it is characterised in that: described oil is considered the top of device (6) and is provided with gas exit (61), and middle part is provided with middle level oil gas spray equipment (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521081557.9U CN205556588U (en) | 2015-12-23 | 2015-12-23 | Device that circulating oil washing high temperature coal gas removed dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521081557.9U CN205556588U (en) | 2015-12-23 | 2015-12-23 | Device that circulating oil washing high temperature coal gas removed dust |
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| Publication Number | Publication Date |
|---|---|
| CN205556588U true CN205556588U (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521081557.9U Expired - Fee Related CN205556588U (en) | 2015-12-23 | 2015-12-23 | Device that circulating oil washing high temperature coal gas removed dust |
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| CN (1) | CN205556588U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105602631A (en) * | 2015-12-23 | 2016-05-25 | 陕西化建工程有限责任公司 | Device for dedusting high-temperature coal gas through circulating oil washing and process flow of device |
| CN107158876A (en) * | 2017-07-18 | 2017-09-15 | 洛阳建材建筑设计研究院有限公司 | The production of hydrocarbons technique of high-temperature oil gas dust arrester after a kind of oil shale retorting |
| CN108514803A (en) * | 2018-06-27 | 2018-09-11 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | A kind of high temperature oil water vapour dust-extraction unit and application method |
-
2015
- 2015-12-23 CN CN201521081557.9U patent/CN205556588U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105602631A (en) * | 2015-12-23 | 2016-05-25 | 陕西化建工程有限责任公司 | Device for dedusting high-temperature coal gas through circulating oil washing and process flow of device |
| CN105602631B (en) * | 2015-12-23 | 2018-01-26 | 陕西化建工程有限责任公司 | A kind of device for circulating oil wash high-temperature gas duster and its technological process |
| CN107158876A (en) * | 2017-07-18 | 2017-09-15 | 洛阳建材建筑设计研究院有限公司 | The production of hydrocarbons technique of high-temperature oil gas dust arrester after a kind of oil shale retorting |
| CN108514803A (en) * | 2018-06-27 | 2018-09-11 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | A kind of high temperature oil water vapour dust-extraction unit and application method |
| CN108514803B (en) * | 2018-06-27 | 2024-01-23 | 中国石油天然气集团有限公司 | High-temperature oil-water steam dust removal device and use method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20191223 |