CN212284054U - Negative pressure closed type energy-saving activation regeneration system for dangerous waste carbon - Google Patents
Negative pressure closed type energy-saving activation regeneration system for dangerous waste carbon Download PDFInfo
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- CN212284054U CN212284054U CN202021416561.7U CN202021416561U CN212284054U CN 212284054 U CN212284054 U CN 212284054U CN 202021416561 U CN202021416561 U CN 202021416561U CN 212284054 U CN212284054 U CN 212284054U
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- waste carbon
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 83
- 238000011069 regeneration method Methods 0.000 title claims abstract description 66
- 239000002699 waste material Substances 0.000 title claims abstract description 64
- 230000008929 regeneration Effects 0.000 title claims abstract description 60
- 230000004913 activation Effects 0.000 title claims abstract description 51
- 239000007789 gas Substances 0.000 claims abstract description 78
- 239000002184 metal Substances 0.000 claims abstract description 55
- 238000001035 drying Methods 0.000 claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 29
- 239000002918 waste heat Substances 0.000 claims abstract description 16
- 238000001994 activation Methods 0.000 claims description 59
- 239000012071 phase Substances 0.000 claims description 26
- 238000003763 carbonization Methods 0.000 claims description 25
- 239000007792 gaseous phase Substances 0.000 claims description 21
- 239000007790 solid phase Substances 0.000 claims description 19
- 239000003610 charcoal Substances 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 238000010791 quenching Methods 0.000 claims description 10
- 230000000171 quenching effect Effects 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 230000003009 desulfurizing effect Effects 0.000 claims description 6
- 229910000765 intermetallic Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 13
- 238000001704 evaporation Methods 0.000 abstract description 11
- 230000008020 evaporation Effects 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000000926 separation method Methods 0.000 description 12
- 239000002920 hazardous waste Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000002156 adsorbate Substances 0.000 description 2
- 238000001599 direct drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000002306 biochemical method Methods 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
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Abstract
A negative pressure closed type dangerous waste carbon energy-saving activation regeneration system comprises a waste carbon regeneration unit, wherein the waste carbon regeneration unit comprises a flash evaporation dryer, a cyclone dust collector, a second metal film bag filter, a dynamic regeneration furnace, a first metal film bag filter and a negative pressure fan, the flash evaporation dryer is connected with the cyclone dust collector, the cyclone dust collector is connected with the second metal film bag filter, the negative pressure fan is connected with the second metal film bag filter, the cyclone dust collector is connected with the dynamic regeneration furnace, the second metal film bag filter is connected with the dynamic regeneration furnace, the dynamic regeneration furnace is connected with the first metal film bag filter, the first metal film bag filter is connected with the flash evaporation dryer, in the utility model, the first metal film bag filter is high temperature resistant, the regenerated active carbon and the tail gas are directly separated by the first metal film bag filter in a gas-solid manner, the dangerous waste carbon is dried and fully utilizes the activated tail gas waste heat of the dynamic activation furnace to be directly dried, greatly reduces the heat energy consumption for drying the dangerous waste carbon.
Description
Technical Field
The utility model relates to a solid waste innocent treatment equipment technical field, in particular to closed dangerous useless charcoal energy-conserving activation regeneration system of negative pressure.
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 waste activated carbon can be desorbed from the active carbon pores 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.
Disclosure of Invention
In view of the above, it is necessary to provide a negative pressure closed type energy-saving activation regeneration system for hazardous waste carbon with low energy consumption.
The utility model provides a closed dangerous useless charcoal energy-conserving activation regeneration system of negative pressure, includes useless charcoal regeneration unit, useless charcoal regeneration unit includes flash dryer, cyclone, second metallic film bag filter, dynamic regeneration stove, first metallic 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 metallic film bag filter lateral part, negative-pressure air fan's entry and the gaseous phase exit linkage at second metallic 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, and a gas phase outlet at the top of the first metal film bag filter is connected with a gas.
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 energy-conserving activation regeneration system of closed dangerous useless charcoal of negative pressure still includes tail gas processing unit, tail gas processing unit includes the buffer tank, the entry and the outlet connection of negative-pressure air fan of buffer tank.
Preferably, the tail gas treatment unit further comprises a second combustion chamber, and an inlet of the second combustion chamber is connected with an outlet of the buffer tank.
Preferably, the tail gas treatment unit further comprises a waste heat boiler, and an inlet of the waste heat boiler is connected with an outlet of the secondary combustion chamber.
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.
Drawings
FIG. 1 is an axonometric view of the negative pressure closed type hazardous waste carbon energy-saving activation regeneration system.
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, 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, the embodiment of the utility model provides a closed dangerous waste carbon energy-saving activation regeneration system of negative pressure, including waste carbon regeneration unit 10, waste carbon regeneration unit 10 includes flash dryer 11, cyclone 12, second metal film bag filter 13, dynamic regeneration furnace 14, first metal film bag filter 15, negative pressure 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 of cyclone 12 top is connected with the gaseous phase entry of second metal film bag filter 13 lateral part, negative pressure fan 16's entry and the gaseous phase export of second metal film bag filter 13 top are connected, the dynamic regeneration furnace 14 is a hollow cylinder in a shape like 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, and a gas phase outlet at the top of the first metal.
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 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.
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 negative pressure closed type energy-saving activation regeneration system for hazardous waste carbon further includes a tail gas treatment unit 20, the tail gas treatment unit 20 includes a buffer tank 21, and an inlet of the buffer tank 21 is connected with an outlet of the negative pressure fan 16.
Referring to fig. 1, further, the tail gas treatment unit 20 further includes a second combustion chamber 22, and an inlet of the second combustion chamber 22 is connected to an outlet of the buffer tank 21.
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 connected to an outlet of the secondary combustion chamber 22.
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 negative pressure closed type energy-saving activation regeneration method for hazardous waste carbon is also provided, and the specific steps are as follows:
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 a closed dangerous useless charcoal energy-conserving activation regeneration system of negative pressure which characterized in that: including the waste carbon regeneration unit, the 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, the 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 cavity barrel, the dynamic regeneration stove includes carbonization section, linkage section, the solid phase outlet of the bottom of the cyclone dust collector is connected with the solid phase inlet of the side part of the carbonization section, the solid phase outlet of the bottom of the second metal film bag filter is connected with the solid phase inlet of the side part of the carbonization section, a gas phase inlet is arranged at the lower part of the carbonization section, the 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 the gas phase inlet at the top of the activation section, the gas phase outlet at the lower part of the activation section is connected with the gas phase inlet at the side part of the first metal film bag filter, and the gas phase outlet at the top of the first metal film bag filter is connected with the gas phase inlet at the bottom of.
2. The negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in 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.
3. The negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in 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.
4. The negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in claim 1, wherein: the energy-conserving activation regeneration system of closed dangerous useless charcoal of negative pressure still includes tail gas processing unit, tail gas processing unit includes the buffer tank, the entry and the negative-pressure air fan's of buffer tank exit linkage.
5. The negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in claim 4, wherein: the tail gas treatment unit also comprises a secondary combustion chamber, and an inlet of the secondary combustion chamber is connected with an outlet of the buffer tank.
6. The negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in claim 5, wherein: the tail gas treatment unit also comprises a waste heat boiler, and an inlet of the waste heat boiler is connected with an outlet of the secondary combustion chamber.
7. The negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in 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 negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in 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 negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in 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 negative pressure closed type dangerous waste carbon energy-saving activation regeneration system as claimed in 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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021416561.7U CN212284054U (en) | 2020-07-17 | 2020-07-17 | Negative pressure closed type energy-saving activation regeneration system for dangerous waste carbon |
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| CN202021416561.7U CN212284054U (en) | 2020-07-17 | 2020-07-17 | Negative pressure closed type energy-saving activation regeneration system for dangerous waste carbon |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686706A (en) * | 2020-07-17 | 2020-09-22 | 宁夏宜鑫环保科技有限公司 | Negative pressure closed type energy-saving activation regeneration system for dangerous waste carbon |
| CN111686706B (en) * | 2020-07-17 | 2024-07-02 | 宁夏宜鑫环保科技有限公司 | Negative pressure closed type energy-saving activation and regeneration system for dangerous waste carbon |
-
2020
- 2020-07-17 CN CN202021416561.7U patent/CN212284054U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686706A (en) * | 2020-07-17 | 2020-09-22 | 宁夏宜鑫环保科技有限公司 | Negative pressure closed type energy-saving activation regeneration system for dangerous waste carbon |
| CN111686706B (en) * | 2020-07-17 | 2024-07-02 | 宁夏宜鑫环保科技有限公司 | Negative pressure closed type energy-saving activation and regeneration system for dangerous waste carbon |
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