CN203820734U - Two-stage combined washing and dust removing device for synthesis gas containing solid particles - Google Patents

Two-stage combined washing and dust removing device for synthesis gas containing solid particles Download PDF

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Publication number
CN203820734U
CN203820734U CN201420254120.XU CN201420254120U CN203820734U CN 203820734 U CN203820734 U CN 203820734U CN 201420254120 U CN201420254120 U CN 201420254120U CN 203820734 U CN203820734 U CN 203820734U
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tank body
bearing tank
venturi scrubber
throat
washing
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CN201420254120.XU
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王晖
康昀
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Dalian Prosperous Science And Technology Ltd Of Heavy Ancient Cooking Vessel Of Gold
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Dalian Prosperous Science And Technology Ltd Of Heavy Ancient Cooking Vessel Of Gold
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Abstract

The utility model discloses a two-stage combined washing and dust removing device for a synthesis gas containing solid particles. An outlet cylindrical straight pipe section is arranged at the tail end of a primary Venturi scrubber; an inlet pipe is arranged on the side wall, of the upper part of a cyclone separator pressure bearing tank body of a cyclone separator; an outlet pipe is arranged at the top of the cyclone separator pressure bearing tank body; the outlet cylindrical straight pipe section is directly communicated with the inlet pipe; the outlet pipe is communicated with the synthesis gas inlet of a secondary Venturi scrubber; a throat cylindrical section II on the secondary Venturi scrubber is inserted into a washing tower pressure bearing tank body from the top to the bottom. The two-stage combined washing and dust removing device has the advantages that a pipeline between two devices is eliminated, so as to reduce device manufacturing and operation costs, and simplify production and operation programs; as the primary Venturi scrubber is integrated with the cyclone separator, and the secondary Venturi scrubber are integrated with the washing tower, the two-stage combined washing and dust removing device is compact in structure, and small in occupied area; as a solid separation device is additionally arranged between the two stages of Venturi scrubbers, the dust removing efficiency and treatment capacity are high.

Description

A kind of containing solid particulate synthetic gas two-stage combination scrubbing dust collection device
Technical field
The utility model relate to one-level Venturi+cyclonic separator, secondary Venturi+washing tower containing solid particulate synthetic gas two-stage combination scrubbing dust collection device, particularly containing the scrubbing dust collection device of solid particulate raw gas.
Background technology
Now with feed coal, pure oxygen or air and water vapour reaction, produce in raw gas process; raw gas can be carried grey solid impurity particle or the unburnt pulverized coal particle after a certain amount of burning secretly; also have the ammonia, prussiate of minute quantity, stupid, formate etc. simultaneously; after reclaiming its sensible heat; need to wash to raw gas the needs of producing to meet downstream process.
Traditional gas washing purification process that Coal Chemical Industry industry adopts is at present that crude synthesis gas is introduced to Venturi scrubber, the solid particulates such as lime-ash of carrying secretly in crude synthesis gas are carried out moistening and reunited, then send into washing tower washing, or adopt two-stage Venturi, or washing tower is sent in the combination of Venturi and separator again, crude synthesis gas after washing is sent into lower procedure, and Heisui River enters black water treatment system and processes and recycle.
Traditional synthesis gas washing refining plant technique, long flow path, complex structure, facility investment is large, takes up room large; And efficiency of dust collection is not high, the filler, catalyzer that often causes lower procedure stops up and reduces the online rate of whole device.
Summary of the invention
The utility model is for the proposition of above problem, and research and design is a kind of containing solid particulate synthetic gas two-stage combination scrubbing dust collection device, in order to solve existing scrubbing dust collection device technique, long flow path, complex structure, facility investment is large, takes up room large, and the not high shortcoming of efficiency of dust collection.The technique means that the utility model adopts is as follows:
Containing a solid particulate synthetic gas two-stage combination scrubbing dust collection device, comprising: one-level Venturi scrubber, cyclonic separator, secondary Venturi scrubber and washing tower; The end of described one-level Venturi scrubber has outlet cylinder straight length, the cyclonic separator pressure-bearing tank body upper portion side wall of cyclonic separator has inlet tube, top has outlet pipe, outlet cylinder straight length and inlet tube are directly interconnected, outlet pipe is connected with the synthetic gas entrance of secondary Venturi scrubber, and the throat's cylindrical section II on secondary Venturi scrubber is inserted in the washing tower pressure-bearing tank body of washing tower from the top down.
As preferred described one-level Venturi scrubber level, install, by raw gas upstream end, to opposite side, be followed successively by entrance cylinder straight length, circular cone contraction section I, throat's cylindrical section I, swirler direct tube section, cylinder expansion segment and outlet cylinder straight length; Spray mouth of a river I is installed on the sidewall of throat's cylindrical section I ingress, in swirler direct tube section, central axis position is provided with pipe core I, in pipe core I, near raw gas upstream end, be provided with guide cone I, guide cone I tip is horizontally disposed with towards raw gas upstream end, pipe core I outer wall is provided with a plurality of evenly distributed dead slot I, and the gap of pipe core I and swirler direct tube section inwall is provided with guide vane I.
As preferred described cyclonic separator, comprise: cyclonic separator pressure-bearing tank body, inlet tube, cone section, outlet pipe and leakage fluid dram I, inlet tube along the central axial direction in it with the tangent setting of cyclonic separator pressure-bearing tank body arc outer wall, make cyclonic separator pressure-bearing inner tank wall form eddy flow, cyclonic separator pressure-bearing tank body top is provided with the outlet pipe stretching into downwards, cyclonic separator pressure-bearing tank body middle part inwall is to having cone section, cone section end stretches into below cyclonic separator pressure-bearing tank body lower part liquid level, cyclonic separator pressure-bearing tank base is provided with the leakage fluid dram I for ash discharge.
As preferred described secondary Venturi scrubber, be vertically mounted on washing tower pressure-bearing tank body top, and upper surface has synthetic gas entrance; Described secondary Venturi scrubber, is followed successively by entrance cylindrical section, circular cone contraction section and throat's cylindrical section II from top to bottom; Described throat cylindrical section II side-walls is provided with spray mouth of a river II; Described throat cylindrical section II stretches into washing tower pressure-bearing tank interior from ingress, washing tower pressure-bearing tank body upper end to downward-extension, throat's cylindrical section II is fixed with washing tower pressure-bearing tank body along central axial direction in it, described throat cylindrical section II end is connected with secondary Venturi swirler, and described secondary Venturi swirler is inserted into downwards in the washing water in washing tower pressure-bearing tank inner chamber.
As preferred, in the annular space of throat's cylindrical section II and the formation of washing tower pressure-bearing inner tank wall, be provided with successively from bottom to top escape pipe, gas distributor, washing internals, washing water endless tube and separated internals; Described washing tower pressure-bearing tank base is provided with leakage fluid dram II, sidewall upper is provided with syngas outlet and washing water inlet, and washing water inlet is connected with the washing water endless tube of arranged transversely, described escape pipe two ends are bending upwards, two ends outlet is over against gas distributor lower surface, and the outer wall cylinder lower end export processing of secondary Venturi swirler is spination.
Compared with the prior art, a kind of solid particulate synthetic gas two-stage combination scrubbing dust collection device that contains described in the utility model has the following advantages:
1, the utility model arranges respectively one-level Venturi swirler and secondary Venturi swirler at horizontally disposed one-level Venturi scrubber and secondary Venturi scrubber inside: one-level Venturi swirler one end is gas and grey water inlet, swirler passages and bus are the angle of 30 °~40 °, synthetic gas and buck rotate along swirler passages after entering rotor, synthetic gas keeps flow at high speed that buck is atomized, between drop and drop, sharp impacts between drop and soot particle, now cohesive force is greater than disruptive force, little drop is reunited, for good cyclonic separation effect lays the foundation, secondary Venturi swirler, for swiftly flowing gas-liquid-solid miscible fluids, played the effect of centrifugation, wherein heavier liquid-solid phase be centrifuged power effect along swirler cylinder inner wall along guide vane II direction screw current downflow, finally flow out secondary Venturi swirler, mix with washing water, lighter gas phase is discharged swirler from escape pipe, upwards flows in the other direction, enters washing internals and carries out scrubbing dust collection again.Adopt two-stage Venturi scrubber to carry out dedusting to raw gas, the spray water that enters one-level Venturi scrubber can be used the chilled water circulating in high-pressure system, water quality is poor, removes approximately 90% solid particulate after entering cyclonic separator after raw gas is humidified; And then enter secondary Venturi scrubber, due to the solid particulate now containing seldom, spray water must be used comparatively clean deaerated water or cold high pressure lime set, raw gas enters washing tower after by secondary humidification, after the further dust removal process of washing internals, outlet raw gas dustiness is down to and is less than 1mg/Nm3, and adds solid separation equipment in the middle of two-stage Venturi scrubber, efficiency of dust collection is high, and processing power is large.
2, the utility model integrates one-level Venturi scrubber and cyclonic separator, secondary Venturi scrubber and washing tower are integrated, the scrubbing dust collection device forming is installed to be compared with adopting respectively Venturi scrubber, separator and washing tower, save connected pipeline between two equipment, device fabrication and running cost have been reduced, simplified production operation program, because one-level Venturi and cyclonic separator, secondary Venturi and washing tower integrate, compact equipment, floor space is little.
Accompanying drawing explanation
Fig. 1 is the structural representation after the utility model one-level Venturi scrubber and cyclonic separator integrate.
Fig. 2 is the structural representation after the utility model secondary Venturi scrubber and washing tower integrate.
Fig. 3 is hydrocyclone structure schematic diagram of the present utility model.
Wherein: 1, one-level Venturi scrubber, 2.1 entrance cylinder straight lengths, 2.2 circular cone contraction section I, 2.3, throat's cylindrical section I, 3, spray mouth of a river I, 4, swirler direct tube section, 5, guide vane I, 6, pipe core I, 7, dead slot I, 8, guide cone I, 9.1 cylinder expansion segments, 9.2 outlet cylinder straight lengths, 10, cyclonic separator pressure-bearing tank body, 11, inlet tube, 12, cone section, 13, outlet pipe, 14, outer vortex, 15, inside vortex, 16, leakage fluid dram I, 17, secondary Venturi scrubber, 17.1 entrance cylindrical sections, 17.2 circular cone contraction section II, 17.3 throat's cylindrical section II, 18, spray mouth of a river II, 19, washing tower pressure-bearing tank body, 20, washing water inlet, 21, washing internals, 22, secondary Venturi swirler, 23, gas distributor, 24, leakage fluid dram II, 25, syngas outlet, 26, separated internals, 27, cylinder, 28, guide vane II, 29, pipe core II, 30, dead slot II, 31, vortex broken device, 32, escape pipe, 33, guide cone II, 34, washing water endless tube, 35, synthetic gas entrance.
Embodiment
As shown in Figure 1-Figure 3, a kind of containing solid particulate synthetic gas two-stage combination scrubbing dust collection device, comprising: one-level Venturi scrubber 1, cyclonic separator, secondary Venturi scrubber 17 and washing tower; The end of described one-level Venturi scrubber 1 has outlet cylinder straight length 9.2, cyclonic separator pressure-bearing tank body 10 upper portion side wall of cyclonic separator have inlet tube 11, top has outlet pipe 13, outlet cylinder straight length 9.2 and inlet tube 11 are directly interconnected, outlet pipe 13 is connected with the synthetic gas entrance of secondary Venturi scrubber 17, and the throat's cylindrical section II 17.3 on secondary Venturi scrubber 17 is inserted in the washing tower pressure-bearing tank body 19 of washing tower from the top down.
Described one-level Venturi scrubber 1 level is installed, and by raw gas upstream end, to opposite side, is followed successively by entrance cylinder straight length 2.1, circular cone contraction section I 2.2, throat's cylindrical section I 2.3, swirler direct tube section 4, cylinder expansion segment 9.1 and outlet cylinder straight length 9.2, spray mouth of a river I 3 is installed on throat's cylindrical section I 2.3 ingress sidewalls, the interior central axis of swirler direct tube section 4 position on one-level Venturi swirler is provided with pipe core I 6, in pipe core I 6, near raw gas upstream end, be provided with guide cone I 8, guide cone I 8 tips are horizontally disposed with towards raw gas upstream end, be that described guide cone cone point is parallel with raw gas flow direction, can effectively reduce so that eliminate the existence that flows to air whirl, improve the fluidised form of inlet air flow, guarantee the treatment effect of centrifugation, pipe core I 6 outer walls are provided with a plurality of evenly distributed dead slot I 7, described dead slot I 7 is communicated with pipe core I 6 interior or exterior spaces, the gap of pipe core I 6 and swirler direct tube section 4 inwalls is provided with guide vane I 5 (as shown in Figure 1).
One-level Venturi swirler one end that swirler direct tube section 4 places are provided with is gas and grey water inlet, swirler passages and bus are the angle of 30 °~40 °, synthetic gas and buck rotate along swirler passages after entering rotor, synthetic gas keeps flow at high speed that buck is atomized, sharp impacts between drop and drop, between drop and soot particle, now cohesive force is greater than disruptive force, and little drop is reunited, for good cyclonic separation effect lays the foundation.
Described cyclonic separator comprises: cyclonic separator pressure-bearing tank body 10, inlet tube 11, cone section 12, outlet pipe 13 and leakage fluid dram I 16, the central axial direction of inlet tube in 11 along its is with the tangent setting of cyclonic separator pressure-bearing tank body 10 arc outer wall, coal gas after wetting along cyclonic separator pressure-bearing tank body 10 tangentially enter and flow downward form outside the outer vortex 14 of eddy current, be that cyclonic separator pressure-bearing tank body 10 inwalls form eddy flow, cyclonic separator pressure-bearing tank body 10 tops are provided with the outlet pipe 13 stretching into downwards, cyclonic separator pressure-bearing tank body 10 middle part inwalls are to having cone section 12, cone section 12 ends stretch into below cyclonic separator pressure-bearing tank body 10 bottom liquid levels, make the coal gas of outer vortex 14 at cone section 12 places, form the inside vortex 15 of interior eddy current, inside vortex 15 makes progress until the outlet pipe 13 of inner draft tube is gone out, cyclonic separator pressure-bearing tank body 10 bottoms are provided with the leakage fluid dram I 16 for ash discharge, make the mixture of the water that separates and solid particulate fall into the water and discharge tank bodies (as shown in Figure 1) from bottom leakage fluid dram I 16 along cone section 12.
Described secondary Venturi scrubber 17 is vertically mounted on washing tower pressure-bearing tank body 19 tops, and upper surface has synthetic gas entrance 35; Described secondary Venturi scrubber 17, is followed successively by entrance cylindrical section 17.1, circular cone contraction section II 17.2 and throat's cylindrical section II 17.3 from top to bottom; Described throat cylindrical section II 17.3 side-walls are provided with spray mouth of a river II 18; Described throat cylindrical section II 17.3 stretches into washing tower pressure-bearing tank body 19 inside from washing tower pressure-bearing tank body 19 ingress, upper end to downward-extension, throat's cylindrical section II 17.3 along its in central axial direction fixing with washing tower pressure-bearing tank body 19, described throat cylindrical section II 17.3 ends are connected with secondary Venturi swirler 22, and described secondary Venturi swirler 22 is inserted into downwards in the washing water in washing tower pressure-bearing tank body 19 inner chambers (as shown in Figure 2).
In the annular space of throat's cylindrical section II 17.3 and the 19 inwalls formation of washing tower pressure-bearing tank body, be provided with successively from bottom to top escape pipe 32, gas distributor 23, washing internals 21, washing water endless tube 34 and separated internals 26; Described washing tower pressure-bearing tank body 19 bottoms are provided with leakage fluid dram II 24, and sidewall upper is provided with syngas outlet 25 and washing water inlet 20, and washing water inlet 20 is connected (as shown in Figure 2) with the washing water endless tube 34 of arranged transversely.
The central axis position of the cylinder 27 of secondary Venturi swirler 22 is provided with pipe core II 29, and pipe core II 29 upper ends are provided with guide cone II 33, guide cone II 33 is by the top closure of pipe core II 29, the cone point of guide cone II 33 upwards, at the inwall of cylinder 27 and the annular space of pipe core II 29 outer walls, be provided with spiral helicine guide vane II 28, guide vane II 28 starts to arrange from the lower end of guide cone II 33, guide vane II 28 adopts multiple-blade design, can form multiple entry runner, can strengthen the stability in flow field, be beneficial to cyclonic separation, in the middle of pipe core II 29, one end outer wall is processed with for being communicated with a plurality of equally distributed long strip shape dead slot II 30 of pipe core II 29 interior or exterior spaces, in addition, guide vane II 28 adopts and becomes lift angle spiral, two ends are large, middle little, mid-way is just furnished with long strip shape dead slot II 30 places corresponding to pipe core II 29, air-flow flows to after the guide vane II 28 in secondary Venturi swirler 22 like this, along with reducing gradually of lead angle, institute's centrifugalization is more and more stronger, wherein, heavier solid-liquid two-phase is near cylinder inner wall side flow, lighter gas phase flows near pipe core place, arrive the position that has long strip shape dead slot II 30 in pipe core II 29, this effect reaches the strongest, now, because the resistance of pipe core II 29 internal flows is less than the resistance of flows outside, therefore the gaseous fluid near pipe core II 29 flows to the inside of pipe core II 29 by dead slot II 30, by escape pipe 32, discharged, the liquid-solid two-phase fluid that decentering pipe II 29 is far away continues to flow downward along guide vane II 28, and along with the increase gradually of guide vane II 28 lead angles, institute's centrifugalization weakens gradually, the last basic rectilinear flow that recovers, escape pipe 32 connections of gaseous fluid are fixed on pipe core II 29 lower ends, between cylinder 27 inwalls of escape pipe 32 lower ends, be provided with vortex broken device 31, if it is still very violent to leave the fluid vortex of guide vane II 28,31 of vortex broken devices can destroy eddy current, and the fluid flow state that flows out cylinder 27 is stablized, described escape pipe 32 two ends are bending upwards, two ends outlet is over against gas distributor 23 lower surfaces, the outer wall cylinder 27 lower end export processings of secondary Venturi swirler 22 are spination, be conducive to the even diffusion of liquid-solid two-phase fluid, avoid washing water liquid level to produce violent disturbance (as shown in Figures 2 and 3).
As shown in Figure 1-Figure 3, described in the utility model a kind of during containing the work of solid particulate synthetic gas two-stage combination scrubbing dust collection device, first the raw gas that contains solid particulate enters entrance cylinder straight length 2.1, enter from left to right one-level Venturi scrubber 1, along entrance cylindrical section 2.1, flow to the right, enter circular cone contraction section I 2.2, now flow velocity increases gradually, at throat's cylindrical section I 2.3 place's flow velocitys, reaches maximum; Washing water in one-level Venturi scrubber 1 can utilize the chilled water that contains a small amount of solid particulate of high-pressure system self internal recycling, these washing water spray in throat's cylindrical section I 2.3 by spraying mouth of a river I 3, the formed high velocity air of synthetic gas that washing water are contained solid particulate clashes into and atomization, fluid is high velocity turbulent flow state, steam fully mixes, solid particulate in gas fully contacts with drop and is soaked, wet synthetic gas continues via the rear flow velocity of cylinder expansion segment 9.1, to reduce to the right, then flows out one-level Venturi scrubber 1.
The wet gas that flows out one-level Venturi scrubber 1 tangentially enters after cyclonic separator pressure-bearing tank body 10, the outer vortex 14 of eddy current outside gas forms downwards together with the water of carrying secretly, solid particulate, flow to after cone section 12 inside vortex 15 that under the effect of cone angle gas forms again interior eddy current and upwards flow, via delivering to top exit pipe 13 after inner draft tube, discharge tank bodies; And the solid particulate of the water of carrying secretly and approximately 90% is separated lower also downwards by leakage fluid dram I 16 discharge tank bodies bottom cone section.
The crude synthesis gas that flows out cyclonic separator, enters secondary Venturi scrubber 17 from synthetic gas entrance 35, along entrance cylindrical section 17.1, flows downward, and enters circular cone contraction section II 17.2, and now flow velocity increases gradually, at throat's cylindrical section II 17.3 place's flow velocitys, reaches maximum, because the efficiency of dust collection of secondary Venturi scrubber 17 and washing tower is had relatively high expectations, the washing water that enter secondary Venturi scrubber 17 must utilize the cleaner de-oxygenised water of quality or cold high pressure lime set, this strand of washing water spray into throat's cylindrical section II 17.3 by the spray water entrance II 18 of secondary Venturi scrubber, the formed high velocity air of synthetic gas that is contained solid particulate clashes into and atomization, fluid is high velocity turbulent flow state, steam fully mixes, solid particulate in gas fully contacts with drop and is soaked, wet synthetic gas continues to flow to secondary Venturi swirler 22 downwards.
The synthetic gas of humidification continues to flow downward along throat's cylindrical section II 17.3 of extending, secondary Venturi swirler 22 through secondary Venturi scrubber 17 carries out gas-liquid-solid separation, isolated liquid-solid mixture is mixed in washing water after discharge cylinder 27 bottoms, with washing water together from leakage fluid dram II 24 device for transferring of washing tower pressure-bearing tank body 19 bottoms; Isolated gas drains in the annular space between throat's cylindrical section II 17.3 and washing tower pressure-bearing tank body, on washing water liquid level from the escape pipe 32 of secondary Venturi swirler 22.
Gas distributor 23 redistributes isolated gas (guiding that realizes gas by the turning vane of processing different directions spreads), is evenly covered with whole annular space, gas through redistribution upwards continues to flow into washing internals 21, on washing internals 21, be provided with washing water endless tube 34, washing water are 20 access arrangements from washing water inlet, distribution through washing water endless tube 34, evenly be sprayed in washing internals 21, synthetic gas is in washing internals 21, with mobile from top to bottom washing water counter current contact, carry out secondary washing purification, finally by crossing the separated internals 26 that are arranged on washing tower pressure-bearing tank body 19 inner chamber tops, remove steam and the solid particulate in synthetic gas, carried secretly, syngas outlet 25 device for transferring by separated internals 26 tops, enter next procedure.
The above; it is only preferably embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection domain of the present utility model.

Claims (5)

1. containing a solid particulate synthetic gas two-stage combination scrubbing dust collection device, it is characterized in that comprising: one-level Venturi scrubber (1), cyclonic separator, secondary Venturi scrubber (17) and washing tower; The end of described one-level Venturi scrubber (1) has outlet cylinder straight length (9.2), cyclonic separator pressure-bearing tank body (10) upper portion side wall of cyclonic separator has inlet tube (11), top has outlet pipe (13), outlet cylinder straight length (9.2) and inlet tube (11) are directly interconnected, outlet pipe (13) is connected with the synthetic gas entrance of secondary Venturi scrubber (17), and the throat's cylindrical section II (17.3) on secondary Venturi scrubber (17) is inserted in the washing tower pressure-bearing tank body (19) of washing tower from the top down.
2. according to claim 1 a kind of containing solid particulate synthetic gas two-stage combination scrubbing dust collection device, it is characterized in that:
Described one-level Venturi scrubber (1) level is installed, and by raw gas upstream end, to opposite side, is followed successively by entrance cylinder straight length (2.1), circular cone contraction section I (2.2), throat's cylindrical section I (2.3), swirler direct tube section (4), cylinder expansion segment (9.1) and outlet cylinder straight length (9.2); Spray mouth of a river I (3) is installed on the sidewall of throat's cylindrical section I (2.3) ingress, the interior central axis of swirler direct tube section (4) position is provided with pipe core I (6), pipe core I (6) is upper is provided with guide cone I (8) near raw gas upstream end, guide cone I (8) is most advanced and sophisticated to be horizontally disposed with towards raw gas upstream end, pipe core I (6) outer wall is provided with a plurality of evenly distributed dead slot I (7), and the gap of pipe core I (6) and swirler direct tube section (4) inwall is provided with guide vane I (5).
3. according to claim 1 and 2 a kind of containing solid particulate synthetic gas two-stage combination scrubbing dust collection device, it is characterized in that:
Described cyclonic separator comprises: cyclonic separator pressure-bearing tank body (10), inlet tube (11), cone section (12), outlet pipe (13) and leakage fluid dram I (16), inlet tube (11) along the central axial direction in it with the tangent setting of cyclonic separator pressure-bearing tank body (10) arc outer wall, cyclonic separator pressure-bearing tank body (10) top is provided with the outlet pipe (13) stretching into downwards, cyclonic separator pressure-bearing tank body (10) middle part inwall is to having cone section (12), cone section (12) end stretches into below the liquid level of cyclonic separator pressure-bearing tank body (10) bottom, cyclonic separator pressure-bearing tank body (10) bottom is provided with the leakage fluid dram I (16) for ash discharge.
4. according to claim 1 a kind of containing solid particulate synthetic gas two-stage combination scrubbing dust collection device, it is characterized in that:
Described secondary Venturi scrubber (17) is vertically mounted on washing tower pressure-bearing tank body (19) top, and upper surface has synthetic gas entrance (35); Described secondary Venturi scrubber (17), is followed successively by entrance cylindrical section (17.1), circular cone contraction section II (17.2) and throat's cylindrical section II (17.3) from top to bottom; Described throat's cylindrical section II (17.3) side-walls is provided with spray mouth of a river II (18); Described throat's cylindrical section II (17.3) stretches into washing tower pressure-bearing tank body (19) inside from washing tower pressure-bearing tank body (19) ingress, upper end to downward-extension, throat's cylindrical section II (17.3) is fixing with washing tower pressure-bearing tank body (19) along central axial direction in it, described throat's cylindrical section II (17.3) end is connected with secondary Venturi swirler (22), and described secondary Venturi swirler (22) is inserted into downwards in the washing water in washing tower pressure-bearing tank body (19) inner chamber.
5. according to claim 4 a kind of containing solid particulate synthetic gas two-stage combination scrubbing dust collection device, it is characterized in that:
In the annular space of throat's cylindrical section II (17.3) and the formation of washing tower pressure-bearing tank body (19) inwall, be provided with successively from bottom to top escape pipe (32), gas distributor (23), washing internals (21), washing water endless tube (34) and separated internals (26); Described washing tower pressure-bearing tank body (19) bottom is provided with leakage fluid dram II (24), sidewall upper is provided with syngas outlet (25) and washing water inlet (20), and washing water inlet (20) are connected with the washing water endless tube (34) of arranged transversely, described escape pipe (32) two ends are bending upwards, two ends outlet is over against gas distributor (23) lower surface, and outer wall cylinder (27) the lower end export processing of secondary Venturi swirler (22) is spination.
CN201420254120.XU 2014-05-16 2014-05-16 Two-stage combined washing and dust removing device for synthesis gas containing solid particles Expired - Fee Related CN203820734U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104531230A (en) * 2014-12-09 2015-04-22 贵州开阳化工有限公司 High-efficiency energy-saving water gas purification device
CN107126771A (en) * 2017-06-26 2017-09-05 辽宁加宝石化设备有限公司 A kind of flexible low abrasion cyclone separator and fluidized bed reaction system
CN107159562A (en) * 2017-07-17 2017-09-15 苏州三峰激光科技有限公司 Screening plant and titanium alloy powder screening system
CN107189824A (en) * 2017-05-24 2017-09-22 聊城市鲁西化工工程设计有限责任公司 A kind of polynary efficient ash handling equipment of gasification furnace exit gas and technique
CN107619125A (en) * 2017-11-02 2018-01-23 山东国科环境技术有限公司 A kind of the recirculated water deoxygenation snaking integration apparatus and method of waterpower regulation and control
CN107619125B (en) * 2017-11-02 2024-06-07 山东国科环境技术有限公司 Hydraulic regulation and control circulating water deoxygenation and scale removal integrated equipment and method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104531230A (en) * 2014-12-09 2015-04-22 贵州开阳化工有限公司 High-efficiency energy-saving water gas purification device
CN107189824A (en) * 2017-05-24 2017-09-22 聊城市鲁西化工工程设计有限责任公司 A kind of polynary efficient ash handling equipment of gasification furnace exit gas and technique
CN107189824B (en) * 2017-05-24 2018-07-20 聊城市鲁西化工工程设计有限责任公司 A kind of efficient ash handling equipment of polynary gasification furnace exit gas and technique
CN107126771A (en) * 2017-06-26 2017-09-05 辽宁加宝石化设备有限公司 A kind of flexible low abrasion cyclone separator and fluidized bed reaction system
CN107159562A (en) * 2017-07-17 2017-09-15 苏州三峰激光科技有限公司 Screening plant and titanium alloy powder screening system
CN107619125A (en) * 2017-11-02 2018-01-23 山东国科环境技术有限公司 A kind of the recirculated water deoxygenation snaking integration apparatus and method of waterpower regulation and control
CN107619125B (en) * 2017-11-02 2024-06-07 山东国科环境技术有限公司 Hydraulic regulation and control circulating water deoxygenation and scale removal integrated equipment and method

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