CN105132029A - Environmentally friendly gasification furnace capable of self-processing dust-containing tar - Google Patents
Environmentally friendly gasification furnace capable of self-processing dust-containing tar Download PDFInfo
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- CN105132029A CN105132029A CN201510532462.2A CN201510532462A CN105132029A CN 105132029 A CN105132029 A CN 105132029A CN 201510532462 A CN201510532462 A CN 201510532462A CN 105132029 A CN105132029 A CN 105132029A
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- laden
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- 238000002309 gasification Methods 0.000 title claims abstract description 25
- 239000000428 dust Substances 0.000 title abstract description 10
- 238000002347 injection Methods 0.000 claims abstract description 11
- 239000007924 injection Substances 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 82
- 229910000831 Steel Inorganic materials 0.000 claims description 44
- 239000010959 steel Substances 0.000 claims description 44
- 230000008676 import Effects 0.000 claims description 42
- 238000005496 tempering Methods 0.000 claims description 30
- 239000007921 spray Substances 0.000 claims description 23
- 239000006185 dispersion Substances 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000003245 coal Substances 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 4
- 239000002912 waste gas Substances 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 14
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000003801 milling Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 15
- 238000010586 diagram Methods 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 239000003034 coal gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000284 extract Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000001007 puffing effect Effects 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
- C10J3/30—Fuel charging devices
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Industrial Gases (AREA)
Abstract
The present invention provides an environmentally friendly gasification furnace capable of self-processing dust-containing tar. The gasification furnace is provided with a plurality of nozzles. Furthermore, the gasification furnace comprises a tar tank, a homogenizer and a first tar injection pump. The tar tank is used for collecting dust-containing tar of an entire gasification system of the gasification furnace. The homogenizer is connected to an outlet of the tar tank, and is used for milling and stirring the dust-containing tar. An inlet of the first tar injection pump is connected to the homogenizer, and an outlet thereof is connected to at least one of the nozzles, and is for injecting the dust-containing tar into the gasification furnace through the at least one nozzle. According to the gasification furnace provided by the present invention, by using the tar tank, the homogenizer and the tar injection pump, the dust-containing tar of the entire gasification system is returned into the gasification furnace to participate in combustion, thereby recycling the dust-containing tar. By using the environmentally friendly gasification furnace capable of self-processing the dust-containing tar provided by the present invention, a pollution problem resulting from directly discharging the dust-containing tar in the prior art can be effectively solved, and the energy utilization rate can be improved, thus turning wastes into treasures.
Description
Technical field
The present invention relates to coal processing technology field, particularly relate to a kind of environment protecting gasifying oven from process dust-laden tar.
Background technology
In industrial production, a lot of technological process of production needs to use coal gas, and in daily life, people are also more and more utilizes coal gas as the energy.In order to meet the demand of people to coal gas, coal gasification device is usually adopted to be gasified and produce coal gas by these carbonic solid fuels of coal cinder, plastics, rubbish, old paper etc.
Wherein fixed-bed gasification furnace be with carbonic acid gas/steam, oxygen for vaporized chemical, blocks of solid carbonaceous fuel is converted into the coal gasification device of raw gas, because technology maturation is reliable, one-time investment is few, operation cost is low, and the construction period is short, is at home and abroad widely used.
But in prior art, fixed-bed gasification furnace has the effect of destructive distillation, can make the oil product in coal as dust-laden tar along with raw gas takes vapourizing furnace out of, owing to reaching zero emission requirement, dust-laden tar processing cost is very high, significantly reduces the profit of manufacturing enterprise.Therefore, the raw gas that fixed-bed gasification furnace is produced by a lot of enterprise is after the wash cooling of follow-up system, waste heat recovery, puffing and physical sepn, directly can discharge dust-laden tar, wherein the adsorptivity of the dirt of tiny coal dust and so on is fabulous, and Dust Capacity is large, tar content is little, the dust-laden tar formed is between solid-state and liquid state, viscosity is comparatively large, and poor fluidity is difficult to process, very large pollution can be caused, have impact on the life of people.
Summary of the invention
The invention provides a kind of environment protecting gasifying oven from process dust-laden tar, to solve the problem that the dust-laden tar of discharging through fixed-bed gasification furnace is difficult to process, can cause very large pollution.
The invention provides a kind of environment protecting gasifying oven from process dust-laden tar, described vapourizing furnace is provided with multiple nozzle, it is characterized in that, described vapourizing furnace also comprises tar groove, homogenizer and the first tar squirt pump, and described tar groove is for collecting the dust-laden tar of the whole gasification system comprising described vapourizing furnace; Described homogenizer is connected with the outlet of described tar groove, for being carried out grinding and stir process by described dust-laden tar; The import of described first tar squirt pump is connected with described homogenizer, exports and is connected, for being sprayed in described vapourizing furnace by least one nozzle described by described dust-laden tar with wherein at least one nozzle.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described vapourizing furnace is fixed-bed gasification furnace.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, at least one nozzle described is provided with at least two passages, and wherein first channel is used for spraying into vaporized chemical, and second passage is used for spraying into described dust-laden tar.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described vapourizing furnace also comprises crusher, the import of described crusher is connected with the outlet of described tar groove, the outlet of described crusher is connected with the import of described homogenizer, for carrying out break process to the macrobead solid that may be mixed in described dust-laden tar.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described vapourizing furnace also comprises steel basin and the second tar squirt pump, described first tar sprays pump outlet and is connected with the import of described steel basin, the outlet of described steel basin is connected with the import of described second tar squirt pump, described second tar sprays pump outlet and is connected with at least one nozzle described, and the import of described steel basin is also connected with the export pipeline mouth of light oil and/or the first export pipeline mouth of dispersion agent.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described first tar sprays between pump outlet and the import of described steel basin and is also provided with the first by-pass valve control, described first tar injection pump outlet and described second tar spray between pump outlet and are also provided with the second by-pass valve control, and described first by-pass valve control and described second by-pass valve control are parallel relationship.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described steel basin is also provided with the pipeline be connected with torch, for carrying out burn processing to the waste gas of escaping in the described dust-laden tar in described steel basin, discharge.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described vapourizing furnace also comprises tempering tank and the 3rd tar squirt pump, described second tar sprays pump outlet and is connected with the import of described tempering tank, the outlet of described tempering tank is connected with the import of described 3rd tar squirt pump, described 3rd tar sprays pump outlet and is connected with at least one nozzle described, and the import of described tempering tank is also connected with the export pipeline mouth of fine coal and the second export pipeline mouth of dispersion agent respectively.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described second tar sprays between pump outlet and the import of described tempering tank and is also provided with the 3rd by-pass valve control, described second tar injection pump outlet and described 3rd tar spray between pump outlet and are also provided with the 4th by-pass valve control, and described 3rd by-pass valve control and described 4th by-pass valve control are parallel relationship.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, described first tar sprays pump outlet and is also connected with the import of described tar groove, forms the first tar circulation loop, and described first tar circulation loop is also provided with the 5th by-pass valve control; And/or described second tar injection pump outlet is also connected with the import of described steel basin, forms the second tar circulation loop, and described second tar circulation loop is also provided with the 6th by-pass valve control; And/or described 3rd tar injection pump outlet is also connected with the import of described tempering tank, forms the 3rd tar circulation loop, and described 3rd tar circulation loop is also provided with the 7th by-pass valve control.
Further, in the environment protecting gasifying oven of the dust-laden of process certainly tar described above, both or the three arbitrarily of described tar groove, described steel basin and described tempering tank are integrated; Both or three are integrated arbitrarily for described first tar squirt pump, described second tar squirt pump and described 3rd tar squirt pump accordingly.
Environment protecting gasifying oven from process dust-laden tar of the present invention, by adopting tar groove, homogenizer and the first tar squirt pump, the dust-laden tar of gasification system can be sprayed into vapourizing furnace and participate in burning realization from process, achieve the recycling of dust-laden tar simultaneously, efficiently solve in prior art the pollution problem directly dust-laden tar discharged or processed not qualified discharge and cause.Meanwhile, in the present invention, by dust-laden tar is recycled in vapourizing furnace, makes the combustion reactions that the powdered carbon in dust-laden tar and oil product fully participate in vapourizing furnace, thus effectively improve the output of raw gas.Therefore, the environment protecting gasifying oven from process dust-laden tar of the present invention, structure is simple, and not only the processing cost of dust-laden tar is lower, can also improve energy utilization rate simultaneously, realize the object of environmental protection.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process diagram of the environment protecting gasifying oven embodiment one from process dust-laden tar of the present invention;
Fig. 2 is the process diagram of the environment protecting gasifying oven embodiment two from process dust-laden tar of the present invention;
Fig. 3 is the process diagram of the environment protecting gasifying oven embodiment three from process dust-laden tar of the present invention;
Fig. 4 is the process diagram of the environment protecting gasifying oven embodiment four from process dust-laden tar of the present invention.
Description of reference numerals:
| 1 | Vapourizing furnace |
| 2 | Nozzle |
| 3 | Tar groove |
| 4 | Homogenizer |
| 5 | First tar squirt pump |
| 6 | Crusher |
| 7 | Steel basin |
| 71 | The export pipeline mouth of light oil |
| 72 | First export pipeline mouth of dispersion agent |
| 73 | The pipeline be connected with torch |
| 8 | Second tar squirt pump |
| 9 | First by-pass valve control |
| 10 | Second by-pass valve control |
| 11 | Tempering tank |
| 111 | The export pipeline mouth of fine coal |
| 112 | Second export pipeline mouth of dispersion agent |
| 12 | 3rd tar squirt pump |
| 13 | 3rd by-pass valve control |
| 14 | 4th by-pass valve control |
| 15 | 5th by-pass valve control |
| 16 | 6th by-pass valve control |
| 17 | 7th by-pass valve control |
| 18 | Total valve |
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the process diagram of the environment protecting gasifying oven embodiment one from process dust-laden tar of the present invention.As shown in Figure 1, the present embodiment be provided with multiple nozzle 2, because the vapourizing furnace in Fig. 11 is sectional view, so only to illustrate that two nozzles 2 describe technical scheme of the present invention in Fig. 1 from the environment protecting gasifying oven 1 of process dust-laden tar.In practical application, this vapourizing furnace 1 can be provided with multiple nozzle 2.
This vapourizing furnace 1 also comprises tar groove 3, homogenizer 4 and the first tar squirt pump 5, and tar groove 3 is for collecting the dust-laden tar of the whole gasification system comprising vapourizing furnace 1; Homogenizer 4 is connected with the outlet of tar groove 3, for being carried out grinding and stir process by dust-laden tar; The import of the first tar squirt pump 5 is connected with homogenizer 4, exports and is connected, for being sprayed in vapourizing furnace 3 by least one nozzle 2 by dust-laden tar with wherein at least one nozzle 2.
Such as, this vapourizing furnace 1 can be fixed-bed gasification furnace, and fixed bed has the effect of destructive distillation, and the oil product in coal can be made to take vapourizing furnace 1 out of along with raw gas, and raw gas is after the wash cooling of follow-up system, waste heat recovery, puffing and physical sepn, can discharge section dust-laden tar.Containing materials such as mercaptan, phenols, powdered carbon particle and oil products in dust-laden tar, wherein the content of tiny powdered carbon particle is higher, and these dust-laden tar can be collected by tar groove 3.
When after dust-laden tar is collected by tar groove 3 due to dust-laden tar in the content of carbon powder particle higher, the content of tar is lower, the dust-laden tar formed is mostly between solid-state and liquid state, viscosity is larger, poor fluidity, be difficult to process, therefore the tar groove 3 in the present embodiment can be the dust-laden tar groove 3 of belt stirrer, agitator in this tar groove 3 can stir the dust-laden tar collected, connect homogenizer 4 in the outlet of tar groove 3 to grind and stir process dust-laden tar further simultaneously, increase the uniformly dispersed of dust-laden tar, being beneficial to the first tar squirt pump 5 is injected in vapourizing furnace 1 by dust-laden tar, and make the carbon powder particle in dust-laden tar participate in combustion reactions more fully, improve the productivity of raw gas.
It should be noted that at least one nozzle 2 is provided with at least two passages, that is, the structure of existing nozzle will at least increase a passage.When being provided with two passages at least one nozzle 2 of the present embodiment, wherein first channel is used for spraying into vaporized chemical, and second passage is used for spraying into dust-laden tar.This second passage can be connected with the first tar squirt pump 5 particularly, is sprayed in vapourizing furnace 1 by this second passage for the dust-laden tar of the first tar squirt pump 5 by extraction.
The environment protecting gasifying oven from process dust-laden tar of the present embodiment, by adopting tar groove 3, homogenizer 4 and the first tar squirt pump 5, the dust-laden tar of gasification system can be sprayed into vapourizing furnace 1 and participate in burning realization from process, achieve the recycling of dust-laden tar simultaneously, efficiently solve in prior art and directly dust-laden tar is discharged, the pollution problem caused.Meanwhile, in the present embodiment, by dust-laden tar is recycled in vapourizing furnace 1, makes the combustion reactions that the powdered carbon in dust-laden tar and oil product fully participate in vapourizing furnace 1, thus effectively improve the output of raw gas.Therefore, the environment protecting gasifying oven from process dust-laden tar of the present embodiment, structure is simple, and not only the processing cost of dust-laden tar is lower, can also improve energy utilization rate simultaneously, realize the object of environmental protection.
Fig. 2 is the process diagram of the environment protecting gasifying oven embodiment two from process dust-laden tar of the present invention, as shown in Figure 2, the environment protecting gasifying oven from process dust-laden tar of the present embodiment, on the basis of above-mentioned technical scheme embodiment illustrated in fig. 1, comprises crusher 6 further.
As shown in Figure 2, the environment protecting gasifying oven from process dust-laden tar of the present embodiment, is equivalent at the tar groove 3 in the environment protecting gasifying oven of process dust-laden tar shown in Fig. 1 and increases crusher 6 between homogenizer 4.Wherein the import of crusher 6 is connected with the outlet of tar groove 3, the outlet of crusher 6 is connected with the import of homogenizer 4, crusher 6 is for carrying out break process to the macrobead solid that may be mixed in dust-laden tar, the particle diameter of the macrobead solid that dust-laden tar may be mixed into is reduced to below 1mm, reduce the risk of the wearing and tearing of macrobead solid and blocking subsequent pipeline and nozzle passage, make dust-laden tar more easily participate in the combustion reactions of vapourizing furnace.When dust-laden tar is after crusher 6 break process, and flow into the process after homogenizer 4, please refer to above-described embodiment and record, do not repeat them here.
The environment protecting gasifying oven from process dust-laden tar of the present embodiment, break process is carried out by the crusher 6 pairs of dust-laden tar increased, the particle diameter of the macrobead solid that dust-laden tar may be mixed into is reduced to below 1mm, reduce the risk of the wearing and tearing of macrobead solid and blocking subsequent pipeline and nozzle passage, thus dust-laden tar more easily participates in the combustion reactions of vapourizing furnace 1, improve the output of raw gas.Therefore, the environment protecting gasifying oven from process dust-laden tar of the present embodiment, structure is simple, and not only the processing cost of dust-laden tar is lower, can also improve energy utilization rate simultaneously, realize the object of environmental protection.
Fig. 3 is the process diagram of the environment protecting gasifying oven embodiment three from process dust-laden tar of the present invention.As shown in Figure 3, the environment protecting gasifying oven from process dust-laden tar of the present embodiment, on the basis of above-mentioned technical scheme embodiment illustrated in fig. 2, comprises steel basin 7 and the second tar squirt pump 8 further.
As shown in Figure 3, in the environment protecting gasifying oven of the dust-laden of the process certainly tar of the present embodiment, the outlet of the first tar squirt pump 5 is connected with the import of steel basin 7, the outlet of steel basin 7 is connected with the import of the second tar squirt pump 8, the outlet of the second tar squirt pump 8 is connected with at least one nozzle 2, and the import of steel basin 7 is also connected with the export pipeline mouth 71 of light oil and/or the first export pipeline mouth 72 of dispersion agent, and switch is provided with on the export pipeline mouth 71 of light oil and/or the first export pipeline mouth 72 of dispersion agent, when not needing to input light oil and/or dispersion agent to steel basin 7, switch is closed.Wherein light oil is the oil product (comprise petroleum naphtha) lighter than dust-laden tar, and in practical application, it can only be petroleum naphtha that this light oil does not limit, and also can be other light oil, not repeat them here.The dispersion agent that first export pipeline mouth 72 of dispersion agent inputs is mainly used in making the mixture dispersion of the dust-laden tar in steel basin 7 or dust-laden tar, stablizes, thus is convenient to conveying.
Because dust-laden tar in reality use is after homogenizer 4 and crusher 6 process, still the situation that dust-laden tar mobility is not good may be there is, therefore steel basin 7 is set again after the first tar squirt pump 5, again dust-laden tar is processed by steel basin 7, by the second tar squirt pump 8, the dust-laden tar after processing through steel basin 7 is sprayed in vapourizing furnace 1 afterwards.
Particularly, the first by-pass valve control 9 can be also provided with between the outlet of the first tar squirt pump 5 and the import of steel basin 7, the second by-pass valve control 10, first by-pass valve control 9 and the second by-pass valve control 10 is also provided with in parallel relationship between the outlet of the first tar squirt pump 5 and the outlet of the second tar squirt pump 8.
When the dust-laden tar mobility that the first tar squirt pump 5 ejects is poor, now open the first by-pass valve control 9, close the second by-pass valve control 10, the dust-laden tar that first tar squirt pump 5 is extracted from tar groove 3 sprays in steel basin 7, in steel basin 7, the dust-laden tar that light oil and/or dispersion agent and tar pump 5 extract is carried out mixing and stirring, to reduce the burnt oil viscosity of dust-laden, increase the mobility of dust-laden tar, make dust-laden tar more easily participate in the combustion reactions of vapourizing furnace 1.When dust-laden tar mobility is better, then not be used in steel basin 7 again to stir, now can close the first by-pass valve control 9, open the second by-pass valve control 10, make dust-laden tar directly spray into vapourizing furnace 1 by the first tar squirt pump 5 by least one nozzle 2 and participate in combustion reactions.
The environment protecting gasifying oven from process dust-laden tar of the present embodiment, dust-laden tar can be stirred again by increasing steel basin 7, reducing its viscosity, increasing its mobility, make dust-laden tar more easily participate in the combustion reactions of vapourizing furnace 1, improve the output of raw gas.Therefore, the environment protecting gasifying oven from process dust-laden tar of the present embodiment, structure is simple, not only the processing cost of dust-laden tar is lower, and the risk of pipeline and nozzle passage blocking after reducing the first tar squirt pump 5, can also energy utilization rate be improved simultaneously, realize the object of environmental protection.
Further, steel basin 7 is also provided with the pipeline 73 be connected with torch, the pipeline 73 be connected with torch is for carrying out burn processing to the waste gas of escaping in the dust-laden tar in steel basin 7, discharging, reduce the risk of combustible gas enrichment initiation fire, thus ensure the safety of steel basin 7, make steel basin 7 safety and reliability.Vacuum pressure valves can be provided with, to carry out burn processing according to practical situation to the waste gas of escaping in the dust-laden tar in steel basin 7, discharge between steel basin 7 and pipeline 73.
Fig. 4 is the process diagram of the environment protecting gasifying oven embodiment four from process dust-laden tar of the present invention.The environment protecting gasifying oven from process dust-laden tar of the present embodiment is on the basis of above-mentioned technical scheme embodiment illustrated in fig. 3, and further device comprises tempering tank 11 and the 3rd tar squirt pump 12.
As shown in Figure 4, in the environment protecting gasifying oven of the dust-laden of the process certainly tar of the present embodiment, the outlet of the second tar squirt pump 8 is connected with the import of tempering tank 11, the outlet of tempering tank 11 is connected with the import of the 3rd tar squirt pump 12, the outlet of the 3rd tar squirt pump 12 is connected with at least one nozzle 2, and the import of tempering tank 11 is also connected with the export pipeline mouth 111 of fine coal and the second export pipeline mouth 112 of dispersion agent respectively.Wherein the second export pipeline mouth 112 of dispersion agent is for carrying dispersion agent to tempering tank 11, for the mixture dispersion, stable of the dust-laden tar made in tempering tank 11 or fine coal, dust-laden tar, is convenient to conveying.
Due to the situation that in dust-laden tar, gas liquor ratio is excessive may be had in reality use, therefore between the outlet and the import of tempering tank 11 of the second tar squirt pump 8, the 3rd by-pass valve control 13 is also provided with, the 4th by-pass valve control the 14, three by-pass valve control 13 and the 4th by-pass valve control 14 is also provided with in parallel relationship between the outlet of the second tar squirt pump 8 and the outlet of the 3rd tar squirt pump 12.
When in dust-laden tar, gas liquor ratio is excessive, now open the 3rd by-pass valve control 13, close the 4th by-pass valve control 14, the dust-laden tar that second tar squirt pump 8 is extracted from steel basin 7 sprays in tempering tank 11, in tempering tank 11, the dust-laden tar that fine coal and tar pump 5 extract is mixed, make dust-laden tar more even, to increase the burnt oil viscosity of dust-laden, improve the mixing uniformity of dust-laden tar and improve its combustion heat value, making dust-laden tar more easily participate in the combustion reactions of vapourizing furnace 1.Wherein fine coal can be obtained by fine coal preparation system, and is sent in tempering tank 11 by the export pipeline mouth 111 of fine coal.
When gas liquor ratio is moderate in dust-laden tar, now can close the 3rd by-pass valve control 13, open the 4th by-pass valve control 14, make dust-laden tar directly spray into vapourizing furnace 1 by the second tar squirt pump 8 by least one nozzle 2 and participate in combustion reactions.
It should be noted that, if when the uniform composition of the dust-laden tar mobility that the first tar squirt pump 5 extracts from tar groove 3 better and in dust-laden tar, then can close the first by-pass valve control 9 and the 3rd by-pass valve control 13, open the second by-pass valve control 10 and the 4th by-pass valve control 14, make dust-laden tar directly spray into vapourizing furnace 1 by the first oil ejector pump 5 by least one nozzle 2 and participate in combustion reactions.If during uneven components in the dust-laden tar that the first tar squirt pump 5 extracts from tar groove 3, then the opening and closing situation of each valve can be as follows, first by-pass valve control 9 and the 4th by-pass valve control 14 are closure state, and the second by-pass valve control 10 and the 3rd by-pass valve control 13 are open mode.
The environment protecting gasifying oven from process dust-laden tar of the present embodiment, dust-laden tar can be mixed process further by tempering tank 11, increase its uniformly dispersed and mobility, dust-laden tar is sprayed into vapourizing furnace 1, make the powdered carbon in dust-laden tar in vapourizing furnace 1, participate in combustion reactions more fully, thus improve the output of raw gas.Therefore, the environment protecting gasifying oven from process dust-laden tar of the present embodiment, structure is simple, and not only the processing cost of dust-laden tar is lower, can also improve energy utilization rate simultaneously, realize the object of environmental protection.
Further, in the environment protecting gasifying oven of the dust-laden of the process certainly tar of above-described embodiment, the outlet of the first tar squirt pump 5 is also connected with the import of tar groove 3, forms the first tar circulation loop, and the first tar circulation loop is also provided with the 5th by-pass valve control 15; And/or second the outlet of tar squirt pump 8 be also connected with the import of steel basin 7, form the second tar circulation loop, and the second tar circulation loop be also provided with the 6th by-pass valve control 16; And/or the 3rd the outlet of tar squirt pump 12 be also connected with the import of tempering tank 11, form the 3rd tar circulation loop, and the 3rd tar circulation loop be also provided with the 7th by-pass valve control 17.Wherein the 5th by-pass valve control 15, the 6th by-pass valve control 16 and the 7th by-pass valve control 17 are normally open, can ensure the flow velocity of dust-laden tar on systematic pipeline like this, make the mobility of dust-laden tar better.Can also be provided with total valve 18 between the 3rd tar squirt pump 12 and vapourizing furnace 1, when total valve 18 is closed, vapourizing furnace 1 is the same with traditional vapourizing furnace function, and detailed operation principle and effect please refer to the relevant record of prior art, do not repeat them here.
Needs illustrate, each circulation loop is described for embodiment illustrated in fig. 4, and the environment protecting gasifying oven from process dust-laden tar of Fig. 1-embodiment illustrated in fig. 3, also can arrange corresponding circulation loop in actual use, its effect and principle please refer to embodiment illustrated in fig. 4, do not repeat them here.
Further, in the environment protecting gasifying oven of the dust-laden of the process certainly tar of above-described embodiment, both or the three arbitrarily of tar groove 3, steel basin 7 and tempering tank 11 are integrated; Corresponding first tar squirt pump 5, second tar squirt pump 8 and the 3rd tar squirt pump 12 arbitrarily both or three integrate.Namely any two or 3 in tar groove 3, steel basin 7 or tempering tank 11, a dust-laden tar processing groove can be synthesized, but this treatment trough includes the function by tar groove 3, steel basin 7 or tempering tank 11 any two or 3, now only need one or two tar squirt pumps, make the simpler from the environment protecting gasifying oven structure of process dust-laden tar of above-described embodiment.
Further, in the environment protecting gasifying oven of the above-mentioned dust-laden of the process certainly tar respectively executing example, all connection lines all require isothermal holding and are furnished with steaming out pipeline, and in pipeline, stream temperature must remain on more than 70 DEG C.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (11)
1. the environment protecting gasifying oven from process dust-laden tar, described vapourizing furnace is provided with multiple nozzle, it is characterized in that, described vapourizing furnace also comprises tar groove, homogenizer and the first tar squirt pump, and described tar groove is for collecting the dust-laden tar of the whole gasification system comprising described vapourizing furnace; Described homogenizer is connected with the outlet of described tar groove, for being carried out grinding and stir process by described dust-laden tar; The import of described first tar squirt pump is connected with described homogenizer, exports and is connected, for being sprayed in described vapourizing furnace by least one nozzle described by described dust-laden tar with wherein at least one nozzle.
2. the environment protecting gasifying oven from process dust-laden tar according to claim 1, it is characterized in that, described vapourizing furnace is fixed-bed gasification furnace.
3. the environment protecting gasifying oven from process dust-laden tar according to claim 2, it is characterized in that, at least one nozzle described is provided with at least two passages, and wherein first channel is used for spraying into vaporized chemical, and second passage is used for spraying into described dust-laden tar.
4. the environment protecting gasifying oven from process dust-laden tar according to claim 1, it is characterized in that, described vapourizing furnace also comprises crusher, the import of described crusher is connected with the outlet of described tar groove, the outlet of described crusher is connected with the import of described homogenizer, for carrying out break process to the macrobead solid be mixed in described dust-laden tar.
5. the environment protecting gasifying oven from process dust-laden tar according to claim 1 or 4, it is characterized in that, described vapourizing furnace also comprises steel basin and the second tar squirt pump, described first tar sprays pump outlet and is connected with the import of described steel basin, the outlet of described steel basin is connected with the import of described second tar squirt pump, described second tar sprays pump outlet and is connected with at least one nozzle described, and the import of described steel basin is also connected with the export pipeline mouth of light oil and/or the first export pipeline mouth of dispersion agent.
6. the environment protecting gasifying oven from process dust-laden tar according to claim 5, it is characterized in that, described first tar sprays between pump outlet and the import of described steel basin and is also provided with the first by-pass valve control, described first tar injection pump outlet and described second tar spray between pump outlet and are also provided with the second by-pass valve control, and described first by-pass valve control and described second by-pass valve control are parallel relationship.
7. the environment protecting gasifying oven from process dust-laden tar according to claim 6, is characterized in that, described steel basin is also provided with the pipeline be connected with torch, for carrying out burn processing to the waste gas of escaping in the described dust-laden tar in described steel basin, discharge.
8. the environment protecting gasifying oven from process dust-laden tar according to claim 6, it is characterized in that, described vapourizing furnace also comprises tempering tank and the 3rd tar squirt pump, described second tar sprays pump outlet and is connected with the import of described tempering tank, the outlet of described tempering tank is connected with the import of described 3rd tar squirt pump, described 3rd tar sprays pump outlet and is connected with at least one nozzle described, and the import of described tempering tank is also connected with the export pipeline mouth of fine coal and the second export pipeline mouth of dispersion agent respectively.
9. the environment protecting gasifying oven from process dust-laden tar according to claim 8, it is characterized in that, described second tar sprays between pump outlet and the import of described tempering tank and is also provided with the 3rd by-pass valve control, described second tar injection pump outlet and described 3rd tar spray between pump outlet and are also provided with the 4th by-pass valve control, and described 3rd by-pass valve control and described 4th by-pass valve control are parallel relationship.
10. the environment protecting gasifying oven from process dust-laden tar according to claim 9, it is characterized in that, described first tar sprays pump outlet and is also connected with the import of described tar groove, forms the first tar circulation loop, and described first tar circulation loop is also provided with the 5th by-pass valve control; And/or described second tar injection pump outlet is also connected with the import of described steel basin, forms the second tar circulation loop, and described second tar circulation loop is also provided with the 6th by-pass valve control; And/or described 3rd tar injection pump outlet is also connected with the import of described tempering tank, forms the 3rd tar circulation loop, and described 3rd tar circulation loop is also provided with the 7th by-pass valve control.
11. environment protecting gasifying ovens from process dust-laden tar according to claim 10, is characterized in that, both or the three arbitrarily of described tar groove, described steel basin and described tempering tank are integrated; Both or three are integrated arbitrarily for described first tar squirt pump, described second tar squirt pump and described 3rd tar squirt pump accordingly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510532462.2A CN105132029B (en) | 2015-08-26 | 2015-08-26 | From the environment protecting gasifying oven of processing dust-laden tar |
| PCT/CN2016/096675 WO2017032321A1 (en) | 2015-08-26 | 2016-08-25 | Environment-friendly gasification furnace capable of self-treating dust-containing tar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510532462.2A CN105132029B (en) | 2015-08-26 | 2015-08-26 | From the environment protecting gasifying oven of processing dust-laden tar |
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| CN105132029B CN105132029B (en) | 2017-11-07 |
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| CN201510532462.2A Active CN105132029B (en) | 2015-08-26 | 2015-08-26 | From the environment protecting gasifying oven of processing dust-laden tar |
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| WO (1) | WO2017032321A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017032321A1 (en) * | 2015-08-26 | 2017-03-02 | 上海泽玛克敏达机械设备有限公司 | Environment-friendly gasification furnace capable of self-treating dust-containing tar |
| CN107674715A (en) * | 2017-11-08 | 2018-02-09 | 赛鼎工程有限公司 | A kind of crushed coal pressure gasifying dust-laden tar efficiently returns stove handling process |
| CN107674696A (en) * | 2017-11-08 | 2018-02-09 | 中煤鄂尔多斯能源化工有限公司 | High dust-laden tar comprehensive processing technique caused by a kind of fixed bed crushed coal pressure gasifying |
| CN114561222A (en) * | 2022-03-16 | 2022-05-31 | 青岛科信新能源技术有限公司 | Intelligent control system of biomass gasification power generation system |
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| US7942943B2 (en) * | 2007-06-15 | 2011-05-17 | Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College | Biomass gasifier system with low energy and maintenance requirements |
| CN201873650U (en) * | 2010-11-20 | 2011-06-22 | 山东百川同创能源有限公司 | High-temperature cracking system for biomass gas tar |
| CN205115398U (en) * | 2015-08-26 | 2016-03-30 | 上海泽玛克敏达机械设备有限公司 | Multi -functional nozzle of fixed bed slag gasifier and fixed bed slag gasifier thereof |
| CN105132029B (en) * | 2015-08-26 | 2017-11-07 | 上海泽玛克敏达机械设备有限公司 | From the environment protecting gasifying oven of processing dust-laden tar |
| CN205115397U (en) * | 2015-08-26 | 2016-03-30 | 上海泽玛克敏达机械设备有限公司 | Environmental protection gasifier of self -disposable dust -laden tar |
| CN105038857B (en) * | 2015-08-26 | 2017-05-31 | 上海泽玛克敏达机械设备有限公司 | The multifunctional nozzle and its fixed bed slag gasification furnace of fixed bed slag gasification furnace |
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| GB811603A (en) * | 1955-12-21 | 1959-04-08 | Koppers Co Inc | Improvements in or relating to process for the gasification of finely divided carbonaceous solid, liquid or gaseous fuel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017032321A1 (en) * | 2015-08-26 | 2017-03-02 | 上海泽玛克敏达机械设备有限公司 | Environment-friendly gasification furnace capable of self-treating dust-containing tar |
| CN107674715A (en) * | 2017-11-08 | 2018-02-09 | 赛鼎工程有限公司 | A kind of crushed coal pressure gasifying dust-laden tar efficiently returns stove handling process |
| CN107674696A (en) * | 2017-11-08 | 2018-02-09 | 中煤鄂尔多斯能源化工有限公司 | High dust-laden tar comprehensive processing technique caused by a kind of fixed bed crushed coal pressure gasifying |
| CN114561222A (en) * | 2022-03-16 | 2022-05-31 | 青岛科信新能源技术有限公司 | Intelligent control system of biomass gasification power generation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105132029B (en) | 2017-11-07 |
| WO2017032321A1 (en) | 2017-03-02 |
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Application publication date: 20151209 Assignee: Erdos Energy Chemical Co., Ltd. Assignor: Shanghai Mindac Machinery & Equipment Co., Ltd. Contract record no.: 2018310000050 Denomination of invention: Environmentally friendly gasification furnace capable of self-processing dust-containing tar Granted publication date: 20171107 License type: Common License Record date: 20181015 |
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