CN114591772A - Complete process equipment for separating tar residues - Google Patents
Complete process equipment for separating tar residues Download PDFInfo
- Publication number
- CN114591772A CN114591772A CN202210252751.7A CN202210252751A CN114591772A CN 114591772 A CN114591772 A CN 114591772A CN 202210252751 A CN202210252751 A CN 202210252751A CN 114591772 A CN114591772 A CN 114591772A
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- tar
- tank
- hopper
- residues
- ammonia water
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- 239000011273 tar residue Substances 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000008569 process Effects 0.000 title claims abstract description 25
- 239000011269 tar Substances 0.000 claims abstract description 111
- 239000003245 coal Substances 0.000 claims abstract description 54
- 238000003756 stirring Methods 0.000 claims abstract description 50
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract description 47
- 235000011114 ammonium hydroxide Nutrition 0.000 claims abstract description 47
- 238000002156 mixing Methods 0.000 claims abstract description 40
- 239000000654 additive Substances 0.000 claims abstract description 37
- 239000000843 powder Substances 0.000 claims abstract description 37
- 230000000996 additive effect Effects 0.000 claims abstract description 36
- 239000000203 mixture Substances 0.000 claims abstract description 26
- 239000002893 slag Substances 0.000 claims abstract description 13
- 238000005352 clarification Methods 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 24
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 21
- 238000000926 separation method Methods 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 18
- 235000007164 Oryza sativa Nutrition 0.000 claims description 10
- 229910021529 ammonia Inorganic materials 0.000 claims description 10
- 235000009566 rice Nutrition 0.000 claims description 10
- 241000196324 Embryophyta Species 0.000 claims description 6
- 235000015099 wheat brans Nutrition 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 239000010902 straw Substances 0.000 claims description 3
- 240000008042 Zea mays Species 0.000 claims description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 2
- 235000005822 corn Nutrition 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 2
- 230000000694 effects Effects 0.000 description 9
- 241000209094 Oryza Species 0.000 description 8
- 239000000428 dust Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 235000019640 taste Nutrition 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/04—Raw material of mineral origin to be used; Pretreatment thereof
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/26—After-treatment of the shaped fuels, e.g. briquettes
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
- C10L5/445—Agricultural waste, e.g. corn crops, grass clippings, nut shells or oil pressing residues
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Agronomy & Crop Science (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a complete set of process equipment for separating tar residues, which comprises a feeder, wherein the feeder adds an additive into a mixing and stirring hopper, the tar residues are stirred and mixed with the additive in the mixing and stirring hopper and then added into a tar residue separator, one side of the tar residue separator is provided with a dry coal powder hopper for receiving dry coal powder separated from the tar residues, the lower part of the tar residue separator is connected with a tar tank for receiving tar separated by the tar residue separator, circulating ammonia water is introduced into the tar tank through a pipeline, a tar ammonia water pump is connected with the tar tank and pumps out ammonia water and a tar mixture in the tar tank and then sends the mixture into a clarification tank. The tar slag is not required to be pretreated, and is directly added into a hopper of a tar slag separator, about 30 percent of additive (volume percentage) is added and uniformly mixed, the mixture directly enters the tar slag separator, tar and coal powder are separated, the separated tar is added with residual ammonia water and then is conveyed to a mechanical clarifying tank by a tar ammonia water pump, and the separated dry coal powder is directly conveyed to a coal yard for coal blending.
Description
Technical Field
The invention relates to the technical field of tar residues, can be directly used for separating tar residues separated from a tar ammonia water mechanical clarifying tank or a tar ammonia water separation tank of a coking plant, and particularly relates to complete tar residue separation process equipment.
Background
In the prior art, for the treatment of tar residues, firstly, the tar residues are not separated and are directly transported to a coal yard for coal blending, and because the tar residues contain 30 percent of tar, and the tar residues are colloidal fluid and volatile, the tar tastes pungent, so that the environment is polluted; the secondary coal blending is difficult to use, and special facilities need to be configured. And secondly, the tar residue is separated by a super centrifuge, and the tar residue needs to be subjected to pretreatment such as steam heating, heat preservation, water adding and homogenization, so that the process is complex, the investment is high, and the energy consumption is high.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides complete process equipment for separating tar residues.
The technical scheme adopted by the invention for solving the technical problems is as follows: the complete process equipment for separating the tar residues comprises a feeder, wherein the feeder adds an additive into a mixing and stirring hopper, the tar residues are stirred and mixed with the additive in the mixing and stirring hopper and then added into a tar residue separator, a dry coal powder hopper for receiving dry coal powder after the tar residues are separated is arranged on one side of the tar residue separator, a tar groove for receiving tar separated from the tar residues is connected below the tar residue separator, circulating ammonia water is introduced into the tar groove through a pipeline, and a tar ammonia water pump is connected with the tar groove and pumps out ammonia water and a tar mixture in the tar groove and then sends the mixture into a clarifying tank.
Furthermore, the feeding machine is a screw feeding machine, a feeding port is formed in the upper portion of the screw feeding machine, the additive is added into the screw feeding machine from the feeding port, and the screw feeding machine conveys the additive from one end of the screw feeding machine to the other end of the screw feeding machine and adds the additive into the mixing and stirring hopper through a feeding pipe.
Further, the mixing and stirring hopper is in a hopper shape with a wide upper part and a narrow lower part, and the tar residue is added into the mixing and stirring hopper through a tar residue adding pipe above the mixing and stirring hopper; a stirring component for stirring the additive and the tar residue is arranged in the mixing and stirring hopper.
Further, stirring subassembly includes the worm, has the worm wheel with the worm cooperation, and the worm wheel is connected with the puddler, and the puddler is vertical to be arranged, and the both ends of worm are installed on mixing stirring hopper through the bearing respectively, and the one end of worm is passed through drive disk assembly and is connected with the motor.
Furthermore, the motor is connected with the tar residue separator through a transmission part, an extrusion screw is arranged in the tar residue separator, the motor is connected with the extrusion screw through the transmission part and drives the extrusion screw to rotate so as to extrude the mixed material of the tar residue and the additive, the mixed material is extruded by the extrusion screw in the tar residue separator to move towards the discharging direction, in the process that the mixed material is extruded and moved, tar enters the tar tank from the tar residue separator through extrusion, the dry coal powder separated through extrusion enters the dry coal powder hopper, and the dry coal powder hopper is conveyed to a coal yard for reuse after being filled.
Further, circulating ammonia water pipeline is installed to the bottom of tar groove, lets in circulating ammonia water and washes the stirring to tar in the tar groove, and tar ammonia water pump is connected with the tar groove and takes out aqueous ammonia and tar mixture in the tar groove back and send to tar aqueous ammonia mechanized settling tank or tar aqueous ammonia separating tank and clarify.
Furthermore, the transmission component is in belt transmission, the motor is connected with a first driving belt wheel, the first driving belt wheel is connected with a first driven belt wheel through a first transmission belt, and the first driven belt wheel is connected with one end of the extrusion screw rod and drives the extrusion screw rod to rotate; and a second driving belt wheel is further arranged on the extrusion screw rod, the second driving belt wheel is connected with a second driven belt wheel through a second transmission belt, and the second driven belt wheel is connected with the worm and drives the worm to rotate.
And further, the tar residue is clarified by a tar ammonia mechanized clarifying tank or a tar ammonia separation tank and then is introduced into the mixing and stirring hopper again.
Further, the additive is rice hull, or rice bran, or wheat bran, or crushed corncob, or crushed straw, or saw dust, or crushed paper, or a mixture of the above substances.
Further, the volume ratio of the tar residue to the additive is 7: 3.
In summary, the technical scheme of the invention has the following beneficial effects:
the tar slag is not required to be pretreated, the tar slag is directly added into a hopper of a tar slag separator, about 30 percent of additive (volume percentage) is added and mixed uniformly, the mixture directly enters the tar slag separator to separate tar and coal powder, the separated tar is added with circulating ammonia water and then is pumped to a mechanical clarifying tank by a tar ammonia water pump, and the separated dry coal powder is directly sent to a coal yard for coal blending.
The tar residue separator separates tar residues by using a spiral rotary squeezing mode, does not need to use energy sources in other forms except for electric power, and has the effects of simple structure, high efficiency and energy conservation.
The tar residue separation effect is good, and the separated dry coal powder is dry and non-sticky, so that the secondary utilization of the coal powder is facilitated.
The whole process runs continuously, the system realizes automatic operation, and the operation is simple and easy to master.
The whole system is closed in a closed system, tail gas is treated in a centralized way, and secondary pollution is not generated.
The additive is short fiber material, such as rice husk, rice bran, wheat bran, crushed corncob and corn stalk, various other stalk crushed materials, saw dust and various paper crushed materials, or the combination mixture of the above materials, has low value and easy obtaining, and does not have adverse effect on the secondary utilization of the separated coal powder.
The separated tar is flushed and stirred by circulating ammonia water and then pumped back to the tar and ammonia water separation equipment by a tar and ammonia water pump to form closed circulation, so that system blockage can not be caused.
Drawings
Fig. 1 is an overall structural view of the present invention.
Fig. 2 is a plan view of the mixing hopper.
Fig. 3 is a plan view of the mixing hopper (with the sealing lid removed).
In the figure:
1. the device comprises an additive, 2, a screw feeder, 3, tar residues, 4, a mixing and stirring hopper, 5, a tar residue separator, 6, a manual regulator, 7, a dry coal powder hopper, 8, a tar ammonia water pump, 9, a tar tank, 10, ammonia water, 11, a motor, 12, a first driving belt wheel, 13 a first driving belt, 14 a first driven belt wheel, 15 a second driving belt wheel, 16 a second driving belt wheel, 17 a second driven belt wheel, 18 worms, 19 worm wheels, 20 extrusion screws, 21 sealing covers and 22 holes.
Detailed Description
The features and principles of the present invention will be described in detail below with reference to the accompanying drawings, which illustrate embodiments of the present invention and do not limit the scope of the invention.
As shown in figure 1, the complete set of process equipment for separating the tar residues comprises a feeder, wherein the feeder adds an additive 1 into a mixing and stirring hopper 4, a feeding port for adding the additive 1 is arranged on the feeder, and the tar residues 3 are stirred and mixed with the additive 1 in the mixing and stirring hopper 4 and then added into a tar residue separator 5. A dry coal powder hopper 7 for receiving the dry coal powder separated from the tar residues 3 is arranged at one side of the discharging direction of the tar residue separator 5, and a tar tank 9 for receiving the tar separated from the tar residues is connected below the tar residue separator 5. Circulating ammonia 10 is introduced into the tar tank 9 through a pipeline, the tar ammonia pump 8 is connected with the tar tank 9, and the ammonia and tar mixture in the tar tank 9 is pumped out and then sent into a clarifying tank.
Specifically, the batcher is screw feeder 2, and the top of screw feeder 2 is equipped with the charge door, and in additive 1 added screw feeder 2 from the charge door, screw feeder 2 carried additive 1 to the other end and added to in mixing and stirring hopper 4 through the filling tube from screw feeder 2 one end. The additive 1 is rice hull, rice bran, wheat bran, crushed corncob, crushed straw, saw dust, crushed paper or a mixture of two or three or more of the above substances. Low value and easy obtaining, and does not generate adverse effect on the secondary utilization of the separated coal powder. The volume ratio of the tar residue to the additive 1 is 7:3, the tar residue is not required to be pretreated, and the tar residue is directly added into a hopper of a tar residue separator 5, about 30 percent (volume percent) of the additive 1 is added and uniformly mixed, and then the mixture directly enters the tar residue separator 5, and tar and coal powder are separated.
The mixing and stirring hopper 4 is installed at one end of the tar residue separator 5 corresponding to the feeding direction, as shown in fig. 2, the mixing and stirring hopper 4 is in a hopper shape with a wide top and a narrow bottom, a sealing cover 21 is arranged at the top, and two open holes 22 are formed in the sealing cover 21 and are respectively used for connecting the screw feeder 2 and a pipeline for filling tar residues. The tar residue is added into the mixing and stirring hopper 4 through a tar residue addition pipe above the mixing and stirring hopper 4. A stirring component for stirring the additive 1 and the tar residue is arranged in the mixing and stirring hopper 4. As shown in fig. 3, the stirring assembly includes a worm 18, a worm wheel 19 is engaged with the worm 18, the worm wheel 19 is connected with a stirring rod, the stirring rod is vertically arranged, two ends of the worm 18 are respectively installed on the mixing and stirring hopper 4 through bearings, and one end of the worm 18 is connected with the motor 11 through a transmission component. Other forms of stirring mechanisms can be adopted to stir and mix the mixed materials.
The motor 11 is connected with the tar residue separator 5 through a transmission part, an extrusion screw 20 is arranged in the tar residue separator 5, the motor is connected with the extrusion screw 20 through the transmission part and drives the extrusion screw 20 to rotate to extrude the mixed material of the tar residue and the additive 1, the mixed material is extruded by the extrusion screw 20 in the tar residue separator 5 to move towards the discharging direction, in the process that the mixed material is extruded and moved, tar enters the tar groove 9 from the tar residue separator 5 through extrusion, the dry coal powder separated through extrusion enters the dry coal powder hopper 7, and the dry coal powder hopper 7 is conveyed to a coal yard to be reused after being filled. The separated dry coal powder is dry and not sticky, and is beneficial to secondary utilization of the coal powder.
The bottom of the tar tank 9 is connected with a circulating ammonia water pipeline, circulating ammonia water with certain pressure washes and stirs tar in the tar tank 9, and a tar ammonia water pump 8 is connected with the tar tank 9 and pumps out ammonia water and tar mixture in the tar tank 9 and then sends the mixture to a tar ammonia water mechanized clarifying tank or a tar ammonia water separating tank for clarification. The whole system is sealed in a closed system, tar in the tar residue is mixed with circulating ammonia water through extrusion and then returns to a mechanical clarifying tank or a tar-ammonia water separation tank for treatment, and secondary pollution is avoided.
The transmission part is in belt transmission, the motor is connected with a first driving belt wheel 12, the first driving belt wheel 12 is connected with a first driven belt wheel 14 through a first transmission belt 13, and the first driven belt wheel 14 is connected with one end of an extrusion screw 20 and drives the extrusion screw 20 to rotate; the extrusion screw 20 is further provided with a second driving pulley 15, the second driving pulley 15 is connected with a second driven pulley 17 through a second transmission belt 16, and the second driven pulley 17 is connected with the worm 18 and drives the worm 18 to rotate. The transmission component can also adopt other transmission modes such as chain transmission and the like. The other end of the tar residue separator 5 is provided with a manual regulator 6 which can manually regulate the rotation of the extrusion screw 20. The material in the tar residue separator 5 and the material in the mixing and stirring hopper 4 can be driven simultaneously through one motor and one set of transmission component, excessive energy sources or other forms are not needed, and the device has the effects of simple structure, high efficiency and energy conservation.
The tar residue is clarified by the tar ammonia mechanized clarifying tank or the tar ammonia separation tank and then is continuously introduced into the mixing and stirring hopper 4, so that the tar residue is continuously extruded and treated, the separation effect of tar and dry pulverized coal is improved, and the pollution to the environment caused by secondary utilization of the dry pulverized coal is reduced as much as possible.
The process is suitable for separation of tar residues and can also be used in other places for solid-liquid separation, such as dehydration of sludge, drying and dehydration of coal washing and coal slime, dehydration of tailing slag and the like.
The using process of the equipment comprises the following steps:
the tar residue that coking plant tar aqueous ammonia mechanized clarification tank or tar aqueous ammonia separating tank separated directly gets into the mixing hopper 4 of tar residue, stir the mixture with additive 1 that screw feeder 2 carried, the mixture after the stirring gives 5 feeds of tar residue separating centrifuge through screw feeder, the mixture receives the extrusion of spiral on the screw rod in tar residue separating centrifuge 5 and removes toward ejection of compact direction, the in-process that the mixture received extrusion removal, tar is separated out and is got into tar groove 9, the dry coal powder of separation gets into dry coal powder hopper 7, dry coal powder hopper 7 transports toward the coal yard to reuse with fork truck after filling. The tar in the tar tank 9 enters the tar tank 9 from the bottom of the tank by using circulating ammonia water, the tar is washed and stirred, then is pumped out by a tar ammonia water pump 8 and is sent to a tar ammonia water mechanical clarifying tank or a tar ammonia water separation tank for clarification.
The process is an automatic continuous operation process, tail gas generated in the tar separation process is collected in a centralized manner, the collected tail gas is sent to a waste gas treatment device for treatment, no waste gas and waste water are generated in the whole treatment process, and the process is highly matched with the original process.
The tar slag is not required to be pretreated, the tar slag is directly added into a hopper of a tar slag separator 5, about 30 percent of additive 1 (volume percentage) is added and mixed uniformly, the mixture directly enters the tar slag separator 5 to separate tar and coal powder, the separated tar is added with the residual ammonia water and then is pumped to a mechanical clarifying tank, and the separated dry coal powder is directly sent to a coal yard for coal blending.
The tar residue separator 5 separates tar residues by a spiral rotary squeezing mode, does not need to use energy in other forms except for electric power, and has the effects of simple structure, high efficiency and energy conservation.
The tar residue separation effect is good, and the separated dry coal powder is dry and non-sticky, so that the secondary utilization of the coal powder is facilitated.
The whole process runs continuously, the system realizes automatic operation, and the operation is simple and easy to master.
The whole system is closed in a closed system, and tail gas is treated in a centralized way without generating secondary pollution.
The additive 1 is short fiber material, such as rice hull, rice bran, wheat bran, crushed corncob and cornstalk, various other stalk crushed materials, saw dust and various paper crushed materials, or a combination mixture of the materials, has low value and easy obtainment, and does not generate adverse effect on the secondary utilization of the separated coal dust.
The separated tar is flushed and stirred by circulating ammonia water and then is returned to the tar and ammonia water separation equipment by a pump to form closed circulation, so that the system can not be blocked.
The above examples are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, which is defined by the claims.
Claims (10)
1. The complete process equipment for separating the tar residues is characterized by comprising a feeder, wherein the feeder adds an additive into a mixing and stirring hopper, the tar residues are stirred and mixed with the additive in the mixing and stirring hopper and then added into a tar residue separator, one side of the tar residue separator is provided with a dry coal powder hopper for receiving dry coal powder separated from the tar residues, the lower part of the tar residue separator is connected with a tar tank for receiving tar separated from the tar residues, circulating ammonia water is introduced into the tar tank through a pipeline, and a tar ammonia water pump is connected with the tar tank and pumps out ammonia water and a tar mixture in the tar tank and then sends the mixture into a clarifying tank.
2. The complete set of process equipment for separating the tar residues as claimed in claim 1, wherein the feeder is a screw feeder, a feed port is arranged above the screw feeder, the additive is added into the screw feeder from the feed port, and the screw feeder conveys the additive from one end to the other end of the screw feeder and adds the additive into the mixing and stirring hopper through a feed pipe.
3. The complete set of process equipment for separating the tar residues as claimed in claim 1, wherein the mixing and stirring hopper is in a shape of a hopper with a wide upper part and a narrow lower part, and the tar residues are added into the mixing and stirring hopper through a tar residue adding pipe above the mixing and stirring hopper; a stirring component for stirring the additive and the tar residue is arranged in the mixing and stirring hopper.
4. The complete set of process equipment for separating the tar residues as claimed in claim 3, wherein the stirring assembly comprises a worm, a worm wheel is matched with the worm, the worm wheel is connected with a stirring rod, the stirring rod is vertically arranged, two ends of the worm are respectively installed on the mixing and stirring hopper through bearings, and one end of the worm is connected with a motor through a transmission component.
5. The complete set of process equipment for separating the tar residues as claimed in claim 4, wherein the motor is connected with the tar residue separator through a transmission part, an extrusion screw is arranged in the tar residue separator, the motor is connected with the extrusion screw through the transmission part and drives the extrusion screw to rotate to extrude the mixed material of the tar residues and the additives, the mixed material is extruded by the extrusion screw in the tar residue separator to move towards the discharging direction, in the process of extruding and moving the mixed material, the tar enters the tar tank from the tar residue separator through extrusion, the dry coal powder separated by extrusion enters the dry coal powder hopper, and the dry coal powder hopper is conveyed to a coal yard for reuse after being filled with the dry coal powder hopper.
6. The tar residue separation plant as claimed in claim 5, wherein the tar tank is provided at the bottom thereof with a circulating ammonia water pipe, the tar in the tar tank is washed and stirred by circulating ammonia water, and the tar ammonia water pump is connected to the tar tank and pumps out the mixture of the tar and the ammonia in the tar tank and sends the mixture to the tar ammonia water mechanical clarifying tank or the tar ammonia water separation tank for clarification.
7. The tar residue separation plant as claimed in claim 5, wherein the transmission member is a belt transmission, the motor is connected to a first driving pulley, the first driving pulley is connected to a first driven pulley via a first transmission belt, and the first driven pulley is connected to one end of the extrusion screw and drives the extrusion screw to rotate; and a second driving belt wheel is also arranged on the extrusion screw rod, the second driving belt wheel is connected with a second driven belt wheel through a second transmission belt, and the second driven belt wheel is connected with the worm and drives the worm to rotate.
8. The complete set of process equipment for separating the tar residues as claimed in claim 6, wherein the tar residues are clarified by a tar-ammonia mechanized clarifying tank or a tar-ammonia separation tank and then continuously introduced into the mixing hopper.
9. The tar slag separation plant as claimed in claim 1, wherein the additive is rice hulls, or rice bran, or wheat bran, or ground corn cobs, or straw shredder, or sawdust, or paper shredder, or a mixture thereof.
10. The tar residue separation plant as claimed in claim 9, wherein the volume ratio of tar residue to additive is 7: 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210252751.7A CN114591772A (en) | 2022-03-15 | 2022-03-15 | Complete process equipment for separating tar residues |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210252751.7A CN114591772A (en) | 2022-03-15 | 2022-03-15 | Complete process equipment for separating tar residues |
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| Publication Number | Publication Date |
|---|---|
| CN114591772A true CN114591772A (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210252751.7A Pending CN114591772A (en) | 2022-03-15 | 2022-03-15 | Complete process equipment for separating tar residues |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115418245A (en) * | 2022-09-13 | 2022-12-02 | 石横特钢集团有限公司 | Method for treating tar residues and treating tail gas |
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| JP2007277448A (en) * | 2006-04-10 | 2007-10-25 | Jfe Steel Kk | Treatment process of tar sludge |
| CN103053712A (en) * | 2012-12-19 | 2013-04-24 | 汪金小 | Production technology of akebia seed oil containing haematococcus pluvialis |
| CN104073631A (en) * | 2013-03-27 | 2014-10-01 | 鞍钢股份有限公司 | Method for preparing iron-containing waste material cold-bonded pellets by using tar residues |
| CN211808014U (en) * | 2020-03-18 | 2020-10-30 | 何剑会 | Energy-concerving and environment-protective type tar sediment processing apparatus |
| CN215620183U (en) * | 2021-06-17 | 2022-01-25 | 赤峰博元科技有限公司 | Tar residue modification and recovery device |
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2022
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| JP2007277448A (en) * | 2006-04-10 | 2007-10-25 | Jfe Steel Kk | Treatment process of tar sludge |
| CN103053712A (en) * | 2012-12-19 | 2013-04-24 | 汪金小 | Production technology of akebia seed oil containing haematococcus pluvialis |
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| CN115418245A (en) * | 2022-09-13 | 2022-12-02 | 石横特钢集团有限公司 | Method for treating tar residues and treating tail gas |
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Application publication date: 20220607 |