CN212975156U - Harmless and dangerous waste carbon energy-saving activation regeneration system - Google Patents
Harmless and dangerous waste carbon energy-saving activation regeneration system Download PDFInfo
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- CN212975156U CN212975156U CN202021417692.7U CN202021417692U CN212975156U CN 212975156 U CN212975156 U CN 212975156U CN 202021417692 U CN202021417692 U CN 202021417692U CN 212975156 U CN212975156 U CN 212975156U
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Abstract
The utility model provides an energy-conserving activation regeneration system of dangerous useless charcoal of innoxious, includes useless charcoal regeneration unit, tail gas processing unit includes buffer tank, two combustion chambers include outer furnace body, interior furnace body, checker brick, gas proportion regulation combustor, and the top of outer furnace body is equipped with the burner, interior furnace body be open-top cavity barrel, the coaxial suit of interior furnace body is in outer furnace body, the lower terminal surface of interior furnace body and the bottom surface contact of outer furnace body, the up end and the interior furnace body top surface contactless of interior furnace body have the checker brick including the internal packing of furnace, interior furnace body is interiorThe outer diameter of the furnace body is smaller than the inner diameter of the outer furnace body, the nozzle of the fuel gas proportion adjusting burner is connected with the ignition port of the outer furnace body, the secondary combustion chamber is reasonable in air distribution, sufficient in gas mixing, high in turbulence degree and free of dead zones, organic substances in tail gas are sent into the secondary combustion chamber to be completely combusted, and finally a small molecular substance C0 is generated2、S02、N0X、H2O, and the like, thereby completing the harmless treatment.
Description
Technical Field
The utility model relates to a solid waste innocent treatment equipment technical field, in particular to innoxious dangerous useless charcoal energy-saving activation regeneration system.
Background
The activated carbon is a good carbon-based adsorption material and is an industrial adsorbent with wide application. The activated carbon loses its activity as the adsorption amount increases, and becomes a hazardous waste because it contains harmful components. The regeneration of the activated carbon means that the carbon which loses activity after being adsorbed and wasted is treated by physical, chemical or biochemical methods and the like, and the adsorption performance of the carbon is recovered to achieve the aim of recycling. The regeneration method of the activated carbon comprises thermal regeneration, chemical regeneration, biological regeneration, a novel supercritical fluid regeneration method, an electrochemical regeneration method, a photocatalytic regeneration method, a microwave radiation heating method and the like. The heating regeneration process utilizes the characteristic that adsorbate in the adsorbed dangerous waste carbon can be desorbed from pores of the active carbon at high temperature, so that the originally blocked pores of the active carbon are opened, and the adsorption performance of the active carbon is recovered. Heating regeneration is a mainstream regeneration method because it can decompose various adsorbates, and thus has versatility and thorough regeneration. The heating regeneration device has many forms, the current domestic use mainly comprises a rotary kiln, a fluidized bed and a fluidized bed, the rotary kiln needs to use primary energy or high-grade energy such as electric power and the like as heating energy, the energy consumption is high, the fluidized bed or the fluidized bed is adopted, the existing gas-solid separation device is a bag-type dust remover, and the bag-type dust remover cannot resist high temperature, so that the regenerated active carbon can be subjected to gas-solid separation after being cooled, and the energy consumption is also high. The tail gas that produces after the regeneration of dangerous waste carbon needs just can discharge through innocent treatment, and the main pollutant in the regeneration tail gas derives from stoving waste gas, and stoving waste gas is mainly the organic substance that steam and desorption produced.
Disclosure of Invention
In view of the above, it is necessary to provide an energy-saving activation regeneration system for harmless and dangerous waste carbon with low energy consumption.
The utility model provides an energy-conserving activation regeneration system of dangerous useless charcoal of innoxious, includes useless charcoal regeneration unit, tail gas processing unit, useless charcoal regeneration unit includes flash dryer, cyclone, second metal film bag filter, dynamic regeneration stove, first metal film bag filter, negative-pressure air fan, flash dryer includes the flash drying body, be equipped with the solid phase entry on the flash drying body rampart, flash drying body bottom is equipped with the gaseous phase entry, flash drying body top is equipped with the gaseous phase export, the gaseous phase export of flash drying body and the gaseous phase entry linkage of cyclone lateral part, the gaseous phase export at cyclone top and the gaseous phase entry linkage of second metal film bag filter lateral part, negative-pressure air fan's entry and the gaseous phase exit linkage at second metal film bag filter top, the dynamic regeneration stove is "door" font hollow cylinder body, the dynamic regeneration furnace comprises a carbonization section, a connecting section and an activation section, wherein a solid phase outlet at the bottom of the cyclone dust collector is connected with a solid phase inlet at the side part of the carbonization section, a solid phase outlet at the bottom of the second metal film bag filter is connected with a solid phase inlet at the side part of the carbonization section, a gas phase inlet is arranged at the lower part of the carbonization section, a gas phase outlet at the top of the carbonization section is connected with one end of the connecting section, the other end of the connecting section is connected with a gas phase inlet at the top of the activation section, a gas phase outlet at the lower part of the activation section is connected with a gas phase inlet at the side part of the first metal film bag filter, a gas phase outlet at the top of the first metal film bag filter is connected with a gas phase inlet at the bottom of the flash evaporation drying body, the tail gas treatment unit comprises a buffer tank and a secondary combustion chamber, an inlet of the buffer tank is connected with, Checker brick and gas proportion adjusting burner, the outer furnace body is hollow, the lower part of the inner side of the outer furnace body is a columnar cavity, the upper part of the inner side of the outer furnace body is a tapered cavity, the top of the outer furnace body is provided with a fire hole, the inner furnace body is a hollow cylinder with an opening at the top, the inner furnace body is coaxially sleeved in the outer furnace body, the lower end surface of the inner furnace body is contacted with the bottom surface of the outer furnace body, the upper end surface of the inner furnace body is not contacted with the top surface of the inner furnace body, checker bricks are filled in the inner furnace body, the outer diameter of the inner furnace body is smaller than the inner diameter of the outer furnace body, the inner wall of the inner furnace body and the inner wall of the outer furnace body form an annular preheating cavity, a gas proportion adjusting burner is arranged at the top of the outer furnace body, a nozzle of the gas proportion adjusting burner is connected with a firing port of the outer furnace body, and the outlet of the buffer tank is communicated with the bottom of the annular preheating cavity between the inner furnace body and the outer furnace body through a pipeline.
Preferably, the checker bricks form a labyrinth brick joint.
Preferably, the top of the outer furnace body is also provided with an explosion-proof hole, and an explosion-proof cover covers the explosion-proof hole.
Preferably, the flash dryer is a spin flash dryer, and the first metal film bag filter and the second metal film bag filter are both intermetallic compound asymmetric dust collectors.
Preferably, the waste carbon regeneration unit further comprises a tower-type cooling bed, and an inlet of the tower-type cooling bed is connected with a solid phase outlet at the bottom of the first metal film bag filter.
Preferably, the tail gas treatment unit further comprises a waste heat boiler, and an inlet of the waste heat boiler is communicated with the bottom of the inner cavity of the inner furnace body through a pipeline.
Preferably, a steam outlet of the waste heat boiler is communicated with an inner cavity of the activation section through a pipeline.
Preferably, the tail gas treatment unit further comprises a quenching absorption tower, and an inlet of the quenching absorption tower is connected with an outlet of the waste heat boiler.
Preferably, the tail gas treatment unit further comprises a bag-type dust remover, and an inlet of the bag-type dust remover is connected with an outlet of the quenching absorption tower.
Preferably, the tail gas treatment unit further comprises a desulfurizing tower, and an inlet of the desulfurizing tower is connected with an outlet of the bag dust collector.
The beneficial effects of the utility model reside in that:
(1) regenerated active carbon and tail gas adopt the sack to remove dust and carry out the gas-solid separation, because the tail gas temperature is high, can burn out sack dust collecting equipment, so need just can carry out the gas-solid separation after active carbon and the tail gas cooling, and then the heat energy of tail gas can't be utilized, and the utility model discloses in, first metal film bag filter is high temperature resistant, regenerated active carbon adopts the direct gas-solid separation of first metal film bag filter with tail gas, and the dry make full use of dynamic activation stove activation tail gas waste heat direct drying of dangerous useless charcoal, greatly reduced the heat energy consumption of dry dangerous useless charcoal.
(2) The hazardous waste carbon powder is dried by using a flash evaporation dryer, the water content of the dried hazardous waste carbon can be stabilized at about 10%, the part of residual water can react with trace residual organic matters in the hazardous waste carbon in the activation stage, and the part of residual water is not beneficial to activation due to overhigh or overlow content.
(3) The gas-solid separation rate of the first metal film bag filter is more than 99.99%, the regenerated active carbon micro powder entering the flash evaporation dryer together with the tail gas is very little, and the problem that the water content of the dried dangerous waste carbon is reduced after a large amount of regenerated active carbon micro powder enters the flash evaporation dryer so as to influence the activation process is avoided.
(4) In the gas-solid separation process of the first metal film bag filter, activated carbon powder is adhered to the microporous metal film filter material of the first metal film bag filter, organic gas in tail gas can be absorbed by the activated carbon powder, the situation that the organic gas returns to a dynamic activation furnace after passing through a flash evaporation dryer and reacts with residual water of dried dangerous waste carbon is avoided, the water content of the dried dangerous waste carbon is indirectly reduced, and the activation process is influenced.
(5) Utilize flash distillation desiccator to carry out the drying to dangerous waste carbon, dangerous waste carbon dispersibility is good, and in carbonization, activation process, dangerous waste carbon is dilute phase pneumatic conveying for dangerous waste carbon activation reaction time is short, and the reaction is more abundant, and whole journey is in the encapsulated situation, and dangerous waste carbon can maintain whole device temperature basically in the reaction heat of carbonization, activation process, and the energy consumption is very low.
(6) Utilize flash dryer to carry out the drying to dangerous waste carbon, dangerous waste carbon particle size after the drying can be stabilized in a predetermined within range, and dangerous waste carbon particle size is controllable, is favorable to guaranteeing that the dangerous waste carbon fluidization state in the dynamic activation is stable to make carbonization, activation process stable.
(7) The secondary combustion chamber has reasonable air distribution, full gas mixing, high turbulence degree and no dead zone, organic substances in the tail gas are sent into the secondary combustion chamber to be completely combusted, and finally, the micromolecular substance C0 is generated2、S02、N0X、H2O, etc., thereby performing innocent treatment。
Drawings
FIG. 1 is an axonometric view of the harmless and dangerous waste carbon energy-saving activation regeneration system.
Fig. 2 is a partially cut-away view of the second combustion chamber.
In the figure: the system comprises a waste carbon regeneration unit 10, a flash dryer 11, a flash drying body 111, a cyclone dust collector 12, a second metal film bag filter 13, a dynamic regeneration furnace 14, a carbonization section 141, a connecting section 142, an activation section 143, a first metal film bag filter 15, a negative pressure fan 16, a tower-type cooling bed 17, a tail gas treatment unit 20, a buffer tank 21, a secondary combustion chamber 22, an outer furnace body 221, an inner furnace body 222, a checker brick 223, a fuel gas proportion adjusting burner 224, a waste heat boiler 23, a quenching absorption tower 24, a bag-type dust collector 25 and a desulfurization tower 26.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Referring to fig. 1 and fig. 2, the embodiment of the utility model provides an energy-conserving activation regeneration system of dangerous waste carbon of innoxious, including waste carbon regeneration unit 10, tail gas processing unit 20, waste carbon regeneration unit 10 includes flash dryer 11, cyclone 12, second metal film bag filter 13, dynamic regenerator 14, first metal film bag filter 15, negative-pressure air fan 16, flash dryer 11 includes flash drying body 111, be equipped with the solid phase entry on the flash drying body 111 rampart, flash drying body 111 bottom is equipped with the gaseous phase entry, flash drying body 111 top is equipped with the gaseous phase export, the gaseous phase export of flash drying body 111 is connected with the gaseous phase entry of cyclone 12 lateral part, the gaseous phase export at cyclone 12 top is connected with the gaseous phase entry of second metal film bag filter 13 lateral part, the entry of negative-pressure air fan 16 is connected with the gaseous phase export at second metal film bag filter 13 top, the dynamic regeneration furnace 14 is a hollow cylinder body in a shape of a Chinese character 'men', the dynamic regeneration furnace 14 comprises a carbonization section 141, a connection section 142 and an activation section 143, a solid phase outlet at the bottom of the cyclone dust collector 12 is connected with a solid phase inlet at the side of the carbonization section 141, a solid phase outlet at the bottom of the second metal film bag filter 13 is connected with a solid phase inlet at the side of the carbonization section 141, a gas phase inlet is arranged at the lower part of the carbonization section 141, a gas phase outlet at the top of the carbonization section 141 is connected with one end of the connection section 142, the other end of the connection section 142 is connected with a gas phase inlet at the top of the activation section 143, a gas phase outlet at the lower part of the activation section 143 is connected with a gas phase inlet at the side of the first metal film bag filter 15, a gas phase outlet at the top of the first metal film bag filter 15 is connected with a gas phase inlet at the bottom of the flash evaporation drying body 111, the tail gas processing unit, the secondary combustion chamber 22 comprises an outer furnace body 221, an inner furnace body 222, checker bricks 223 and a gas proportion adjusting burner 224, wherein the outer furnace body 221 is hollow, the lower part of the inner side of the outer furnace body 221 is a cylindrical cavity, the upper part of the inner side of the outer furnace body 221 is a tapered cavity, the top of the outer furnace body 221 is provided with a fire hole, the inner furnace body 222 is a hollow cylinder with an open top, the inner furnace body 222 is coaxially sleeved in the outer furnace body 221, the lower end surface of the inner furnace body 222 is contacted with the bottom surface of the outer furnace body 221, the upper end surface of the inner furnace body 222 is not contacted with the top surface of the inner furnace body 222, the checker bricks 223 are filled in the inner furnace body 222, the outer diameter of the inner furnace body 222 is smaller than the inner diameter of the outer furnace body 221, the inner wall of the inner furnace body 222 and the inner wall of the outer furnace body 221 form an annular preheating cavity, the gas proportion adjusting burner 224 is arranged at the, The bottoms of the annular preheating cavities between the outer furnace bodies 221 are communicated.
In the drying process of the dangerous waste carbon, pore water is mainly evaporated, and volatile organic substances such as adsorbed micromolecule hydrocarbon, aromatic organic substances and the like are desorbed and separated to enter tail gas.
Under the condition of high temp., the residual organic substances in the dangerous waste carbon are volatilized, decomposed, carbonized and oxidized, and then removed from the matrix of the dangerous waste carbon, and converted into organic gas, and then fed into tail gas.
The trace amount of residual organic matter is activated by the residual water and the supplementary oxidizing gas such as water vapor to produce CO and CO2、H2And nitrogen oxide and the like are decomposed and desorbed from the dangerous waste carbon.
The tail gas firstly enters the bottom of the annular preheating cavity between the inner furnace body 222 and the outer furnace body 221, then flows upwards along the outer wall of the inner furnace body 222, is preheated by the inner furnace body 222 in the upward flowing process, and after being preheated, the tail gas is favorable for entering the inner furnace body 222 for full combustion, and the heat transfer of the inner furnace body 222 to the outer furnace body 221 is blocked, so that the heat loss of the secondary combustion chamber 22 is avoided.
After entering the annular preheating cavity, the tail gas turns 90 degrees to flow upwards along the outer wall of the inner furnace body 222, flows upwards along the outer wall of the inner furnace body 222 to meet the top wall of the outer furnace body 221, then turns 180 degrees, and flows in a zigzag manner in the secondary combustion chamber 22, so that the tail gas is in a turbulent flow state in the secondary combustion chamber 22, and the hot tail gas in the turbulent flow state and the high-temperature combustion-supporting gas which is jetted downwards along the axial direction of the inner furnace body 222 by the gas proportion adjusting burner 224 can be fully mixed and further fully combusted.
The upper portion of outer furnace body 221 is the toper, and tail gas can form downward rotatory air current along outer furnace body 221 toper rampart flow in-process, and rotatory air current is abundant dispersion in inner furnace body 222 for the tail gas does not have the brick seam between blind spot entering checker brick 223 and the checker brick 223 of dead zone, and the tail gas gets into the brick seam after, further fully mixes with combustion-supporting gas, has strengthened the burning.
The beneficial effects of the utility model reside in that:
(1) regenerated active carbon and tail gas adopt the sack to remove dust and carry out the gas-solid separation, because the tail gas temperature is high, can burn out sack dust collecting equipment, so need just can carry out the gas-solid separation after active carbon and the tail gas cooling, and then the heat energy of tail gas can't be utilized, and the utility model discloses in, first metal film bag filter 15 is high temperature resistant, regenerated active carbon adopts the direct gas-solid separation of first metal film bag filter 15 with tail gas, and the dry make full use of dynamic activation stove activation tail gas waste heat direct drying of dangerous useless charcoal has greatly reduced the heat energy consumption of dry dangerous useless charcoal.
(2) The dangerous waste carbon powder is dried by using the flash evaporation dryer 11, the water content of the dried dangerous waste carbon can be stabilized at about 10%, the part of residual water can react with trace residual organic matters in the dangerous waste carbon in the activation stage, and the part of residual water is not beneficial to activation due to overhigh or overlow content.
(3) The gas-solid separation rate of the first metal film bag filter 15 is more than 99.99%, the regenerated active carbon micro powder entering the flash evaporation dryer 11 together with the tail gas is very little, and the problem that the water content of the dried dangerous waste carbon is reduced after a large amount of regenerated active carbon micro powder enters the flash evaporation dryer 11, and the activation process is influenced is avoided.
(4) In the process of gas-solid separation, the first metal film bag filter 15 has activated carbon powder adhered to the microporous metal film filter material of the first metal film bag filter 15, and organic gas in the tail gas can be absorbed by the activated carbon powder, so that the organic gas is prevented from returning to the dynamic activation furnace after passing through the flash evaporation dryer 11 and reacting with residual water of the dried dangerous waste carbon, the water content of the dried dangerous waste carbon is indirectly reduced, and the activation process is influenced.
(5) Utilize flash dryer 11 to carry out the drying to dangerous waste carbon, dangerous waste carbon dispersibility is good, and in carbonization, activation process, dangerous waste carbon is dilute phase pneumatic conveying for dangerous waste carbon activation reaction time is short, and the reaction is more abundant, and whole journey is in the encapsulated situation, and dangerous waste carbon can maintain whole device temperature in the reaction heat of carbonization, activation process basically, and the energy consumption is very low.
(6) Utilize flash dryer 11 to carry out the drying to dangerous waste carbon, dangerous waste carbon particle size after the drying can be stabilized in a predetermined within range, and dangerous waste carbon particle size is controllable, is favorable to guaranteeing that the dangerous waste carbon fluidization state in the dynamic activation is stable to make carbonization, activation process stable.
(7) The secondary combustion chamber 22 has reasonable air distribution, full gas mixing, high turbulence degree and no dead zone, organic substances in the tail gas are sent into the secondary combustion chamber 22 to be completely combusted, and finally, the micromolecular substance C0 is generated2、S02、N0X、H2O, and the like, thereby completing the harmless treatment.
Referring to fig. 2, further, checker bricks 223 are bricked with a labyrinth-like joint between the checker bricks 223.
The brick joints between the checker bricks 223 and the checker bricks 223 are in a labyrinth shape, so that the mixing effect of the tail gas and the combustion-supporting gas is better.
Referring to fig. 1, an explosion-proof hole is further formed in the top of the outer furnace body 221, and an explosion-proof cover covers the explosion-proof hole.
Referring to fig. 1, further, the flash dryer 11 is a spin flash dryer 11, and the first metal film bag filter 15 and the second metal film bag filter 13 are both an asymmetric dust scrubber for intermetallic compounds.
Referring to fig. 1, further, the waste carbon regeneration unit 10 further comprises a tower cooling bed 17, and an inlet of the tower cooling bed 17 is connected with a solid phase outlet at the bottom of the first metal film bag filter 15.
Referring to fig. 1, further, the tail gas treatment unit 20 further includes a waste heat boiler 23, and an inlet of the waste heat boiler 23 is communicated with the bottom of the inner cavity of the inner furnace body 222 through a pipeline.
Referring to fig. 1, further, the steam outlet of the waste heat boiler 23 is communicated with the inner cavity of the activation section 143 through a pipeline.
In this embodiment, exhaust-heat boiler 23's steam provides the heat for whole device maintains stable temperature as the steam of supplementary among the dangerous waste carbon activation process, and steam itself has the activation to dangerous waste carbon and the difficult loss of burning of the carbon component in the dangerous waste carbon.
Referring to fig. 1, further, the tail gas treatment unit 20 further includes a quenching absorption tower 24, and an inlet of the quenching absorption tower 24 is connected to an outlet of the waste heat boiler 23.
Referring to fig. 1, further, the tail gas treatment unit 20 further includes a bag-type dust collector 25, and an inlet of the bag-type dust collector 25 is connected to an outlet of the quenching absorption tower 24.
Referring to fig. 1, further, the tail gas treatment unit 20 further includes a desulfurizing tower 26, and an inlet of the desulfurizing tower 26 is connected to an outlet of the bag dust collector.
Referring to fig. 1, a method for activating and regenerating hazardous waste carbon is provided, which comprises the following steps:
heating the dynamic regeneration furnace 14 to a preset temperature, starting the negative pressure fan 16, feeding cold air from a gas phase inlet arranged at the lower part of the carbonization section 141, sequentially passing the dangerous waste carbon powder through the carbonization section 141 of the dynamic regeneration furnace 14, the connection section 142 of the dynamic regeneration furnace 14, the activation section 143 of the dynamic regeneration furnace 14 and the first metal film bag filter 15, sequentially carbonizing and activating the dangerous waste carbon powder to form activated carbon, then discharging the activated carbon from a solid phase outlet of the first metal film bag filter 15, feeding hot tail gas from a gas phase outlet of the first metal film bag filter 15 into the flash drying body 111, feeding the hot tail gas from the gas phase inlet of the flash drying body 111 into the bottom of the flash drying body 111 in a tangential direction of the flash drying body 111 to form a rotary wind field, and feeding the hot tail gas carrying the dangerous waste carbon powder with a predetermined moisture content and particle size from the gas phase outlet of the flash drying body 111, and the tail gas passes through the cyclone dust collector 12 and the second metal film bag filter 13 in sequence, the tail gas is discharged from a gas phase outlet of the second metal film bag filter 13, and the dangerous waste carbon powder separated by the cyclone dust collector 12 and the second metal film bag filter 13 is sent to the carbonization section 141 of the dynamic regeneration furnace 14.
The embodiment of the utility model provides a module or unit in the device can merge, divide and delete according to actual need.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides an energy-conserving activation regeneration system of dangerous useless charcoal of innoxious which characterized in that: including waste carbon regeneration unit, tail gas processing unit, waste carbon regeneration unit includes flash dryer, cyclone, second metal film bag filter, dynamic regeneration stove, first metal film bag filter, negative-pressure air fan, flash dryer includes the flash drying body, be equipped with the solid phase entry on the flash drying body rampart, flash drying body bottom is equipped with gaseous phase entry, flash drying body top is equipped with gaseous phase export, the gaseous phase export of flash drying body and the gaseous phase entry linkage of cyclone lateral part, the gaseous phase export at cyclone top and the gaseous phase entry linkage of second metal film bag filter lateral part, negative-pressure air fan's entry and the gaseous phase exit linkage at second metal film bag filter top, the dynamic regeneration stove is "door" font hollow cylinder, the dynamic regeneration stove includes carbonization section, the gas phase of carbonization section, The tail gas treatment unit comprises a buffer tank and a secondary combustion chamber, the inlet of the buffer tank is connected with the outlet of a negative pressure fan, the secondary combustion chamber comprises an outer furnace body, an inner furnace body, a checker brick and a gas proportion adjusting burner, the outer furnace body is hollow, the lower portion of the inner side of the outer furnace body is a cylindrical cavity, the upper portion of the inner side of the outer furnace body is a conical cavity, a fire hole is formed in the top of the outer furnace body, the inner furnace body is a hollow cylinder with an open top, the inner furnace body is coaxially sleeved in the outer furnace body, the lower end face of the inner furnace body is in contact with the bottom face of the outer furnace body, the upper end face of the inner furnace body is not in contact with the top face of the inner furnace body, lattice bricks are filled in the inner furnace body, the outer diameter of the inner furnace body is smaller than the inner diameter of the outer furnace body, an annular preheating cavity is formed by the inner wall of the inner furnace body and the inner wall of the outer furnace body, a gas proportion adjusting burner is installed at the top of the outer furnace body, a nozzle of the gas proportion adjusting burner is connected with the fire.
2. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 1, wherein: and a labyrinth brick joint is formed between the checker bricks.
3. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 1, wherein: the top of the outer furnace body is also provided with an explosion-proof hole, and an explosion-proof cover covers the explosion-proof hole.
4. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 1, wherein: the flash dryer is a rotary flash dryer, and the first metal film bag filter and the second metal film bag filter are both intermetallic compound asymmetric dust collectors.
5. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 1, wherein: the waste carbon regeneration unit further comprises a tower type cooling bed, and an inlet of the tower type cooling bed is connected with a solid phase outlet at the bottom of the first metal film bag filter.
6. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 1, wherein: the tail gas treatment unit further comprises a waste heat boiler, and an inlet of the waste heat boiler is communicated with the bottom of the inner cavity of the inner furnace body through a pipeline.
7. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 6, wherein: and a steam outlet of the waste heat boiler is communicated with an inner cavity of the activation section through a pipeline.
8. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 6, wherein: the tail gas treatment unit also comprises a quenching absorption tower, and an inlet of the quenching absorption tower is connected with an outlet of the waste heat boiler.
9. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 8, wherein: the tail gas treatment unit also comprises a bag-type dust remover, and an inlet of the bag-type dust remover is connected with an outlet of the quenching absorption tower.
10. The harmless hazardous waste carbon energy-saving activation regeneration system of claim 9, wherein: the tail gas treatment unit also comprises a desulfurizing tower, and an inlet of the desulfurizing tower is connected with an outlet of the bag dust collector.
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| CN202021417692.7U CN212975156U (en) | 2020-07-17 | 2020-07-17 | Harmless and dangerous waste carbon energy-saving activation regeneration system |
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| CN202021417692.7U CN212975156U (en) | 2020-07-17 | 2020-07-17 | Harmless and dangerous waste carbon energy-saving activation regeneration system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686705A (en) * | 2020-07-17 | 2020-09-22 | 宁夏宜鑫环保科技有限公司 | Harmless and dangerous waste carbon energy-saving activation regeneration system |
| CN111686705B (en) * | 2020-07-17 | 2024-06-28 | 宁夏宜鑫环保科技有限公司 | Harmless dangerous waste carbon energy-saving activation regeneration system |
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2020
- 2020-07-17 CN CN202021417692.7U patent/CN212975156U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686705A (en) * | 2020-07-17 | 2020-09-22 | 宁夏宜鑫环保科技有限公司 | Harmless and dangerous waste carbon energy-saving activation regeneration system |
| CN111686705B (en) * | 2020-07-17 | 2024-06-28 | 宁夏宜鑫环保科技有限公司 | Harmless dangerous waste carbon energy-saving activation regeneration system |
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