CN216785736U - Low energy consumption activated carbon activation regeneration equipment - Google Patents
Low energy consumption activated carbon activation regeneration equipment Download PDFInfo
- Publication number
- CN216785736U CN216785736U CN202220096245.9U CN202220096245U CN216785736U CN 216785736 U CN216785736 U CN 216785736U CN 202220096245 U CN202220096245 U CN 202220096245U CN 216785736 U CN216785736 U CN 216785736U
- Authority
- CN
- China
- Prior art keywords
- heating unit
- activation
- activated carbon
- regeneration
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Carbon And Carbon Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention provides low-energy-consumption activated carbon activation regeneration equipment, which comprises an activation chamber and a gas supply assembly for introducing supersaturated steam into the activation chamber, and is characterized by further comprising: a first heating unit for burning a combustible gas; and a second heating unit for burning flue gas generated in the activated carbon activation treatment process; the first heating unit and the second heating unit are arranged in the activation chamber; flue gas through producing in the active carbon activation treatment process lets in the second heating unit and burns for the activation room heat supply, and cooperation flow adjustable first heating unit guarantees that the second heating unit lasts abundant burning when effective control activation room maintains the required temperature of technology throughout, has solved the tradition and has add the two combustion chambers and carry out the produced environmental protection and the energy consumption problem of independent processing to waste gas.
Description
Technical Field
The invention relates to the technical field of activated carbon regeneration, in particular to low-energy-consumption activated carbon activation regeneration equipment.
Background
The activated carbon is prepared by pyrolyzing and activating carbon-containing raw materials such as wood, coal, petroleum coke and the like, has a developed pore structure, a large specific surface area and abundant surface chemical groups, and has specific adsorption capacity widely applied to various fields such as chemical industry, food, pharmacy, environmental protection and the like.
And Chinese patent CN111632584A discloses a regeneration process of waste honeycomb activated carbon, which comprises the following steps: s01: performing pyrolysis desorption, namely preheating the waste honeycomb activated carbon, and then performing pyrolysis desorption at the temperature of 500-600 ℃; s02: activating, namely activating the activated carbon subjected to thermal desorption in the step S01 by adopting water vapor at the temperature of 850-950 ℃; s03: and (4) cooling, namely cooling the activated carbon in the step S02 to obtain regenerated activated carbon, wherein the technical scheme realizes the regeneration and recovery of the adsorption performance of the waste honeycomb activated carbon by a two-stage regeneration technology of 'pyrolysis desorption regeneration + activation regeneration'.
In the technical scheme, however, desorption gas generated by pyrolysis desorption and gas in an activation chamber are pumped by a vacuum air pump and then enter a secondary combustion chamber for secondary combustion treatment; on one hand, desorption gas generated by pyrolysis desorption is mainly organic waste gas which has a certain combustion value and relatively large waste gas amount, and is directly sent into a second combustion chamber to be combusted, so that energy waste is caused, and the purification treatment load of the waste gas after combustion is increased; on the other hand, the waste gas in the activation chamber contains higher moisture, and the waste gas is directly sent into the secondary combustion chamber for combustion, so that the secondary combustion chamber needs higher temperature, often needs to be heated to 850-950 ℃, and needs more energy consumption.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides low-energy-consumption activated carbon activation regeneration equipment, wherein smoke generated in the activated carbon activation treatment process is introduced into a second heating unit to be combusted to supply heat to an activation chamber, and the second heating unit is ensured to continuously and fully combust while the temperature required by the process is effectively controlled to be always maintained in the activation chamber by matching with a first heating unit with adjustable flow, so that the problems of environmental protection and energy consumption caused by the independent treatment of waste gas by adding a secondary chamber in the prior art are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a low energy consumption active carbon activation regeneration facility, includes activation chamber and is used for to activating the indoor air feed subassembly that lets in supersaturated steam, its characterized in that still includes:
a first heating unit for burning a combustible gas; and
a second heating unit for burning flue gas generated in the activated carbon activation treatment process;
the first heating unit and the second heating unit are installed in the activation chamber.
As a modification, the first heating unit and the second heating unit supply heat to the activation chamber in an indirect heating mode.
As an improvement, the first heating unit and the second heating unit respectively comprise a plurality of radiant tube burners which are uniformly arranged.
As an improvement, a plurality of radiant tube burners are arranged in an upper row and a lower row, and an activated carbon conveying space is arranged between the two rows.
As an improvement, the heating device also comprises at least one induced draft assembly which is arranged above the first heating unit and the second heating unit;
as an improvement, the air guide device also comprises a guide assembly, wherein the guide assembly comprises a guide plate, and a plurality of guide holes are uniformly distributed on the guide plate.
As an improvement, the sizes of the openings of the plurality of flow guide holes are gradually increased outwards along the center corresponding to the induced air assembly.
As an improvement, the flow guide assembly is positioned below the induced draft assembly, and an airflow circulating channel is formed between the periphery of the flow guide assembly and the inner wall of the activation chamber.
As an improvement, the first heating unit is positioned above the second heating unit, and the flow guide assembly is arranged below and close to the first heating unit.
As an improvement, the gas supply assembly and the second heating unit are arranged close to the bottom of the activation chamber side by side.
The invention has the beneficial effects that:
(1) according to the invention, the first heating unit and the second heating unit are arranged to heat the activation chamber, and the harmful gas generated before activation is introduced into the second heating unit to be combusted, so that the problem of harmful gas treatment is solved, energy is provided for the activation chamber, and by means of the design of the radiant tube, the harmful gas is combusted to independently treat tail gas, so that the resource for tail gas treatment is reduced, and energy conservation and emission reduction are realized.
(2) According to the invention, the organic harmful gas generated before the activation process is introduced into the second heating unit arranged in the activation chamber for combustion treatment, so that the waste gas treatment is realized, the energy is provided for the activation chamber, the cost for independently arranging the secondary combustion chamber is saved, the energy required by heating the secondary combustion chamber is saved, and the energy consumption and the carbon emission are greatly reduced;
(3) according to the invention, the natural gas of the first heating unit and the flue gas of the second heating unit are combusted through the radiant tube burner, on one hand, waste gases generated by the two parts cannot enter the activation chamber, so that the treatment capacity of the gas in the activation chamber is reduced, the condensed water is reused for making steam after the gas in the activation chamber is condensed and filtered, and the cooled gas is sent into the second heating unit again for combustion, so that the resource utilization is realized, and the energy consumption is greatly reduced; on the other hand, the natural gas of the first heating unit is fully combusted and used as clean energy, the fully combusted gas can be directly discharged or used as heat exchange energy without purification treatment, and the energy consumption caused by the treatment of waste gas in the activation chamber is further greatly reduced;
(4) according to the invention, the air inducing assembly is matched with the flow guide assembly, so that the gas in the activation chamber forms a circulation flow, the activated carbon is continuously washed, and the regeneration efficiency and the regeneration effect of the activated carbon are improved;
in conclusion, the invention has the advantages of low energy consumption, good activated carbon regeneration effect, no need of a secondary combustion chamber for treating harmful gas and the like.
Drawings
FIG. 1 is a front cross-sectional view of the overall construction of the present invention;
FIG. 2 is a top cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic view of a radiant tube structure according to the present invention;
FIG. 4 is a schematic view of the layout structure of the heating unit according to the present invention;
FIG. 5 is a schematic view of a baffle configuration of the present invention;
FIG. 6 is a schematic view of the present invention in use.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
As shown in fig. 1-6, a low energy consumption activated carbon activation regeneration device comprises an activation chamber 1 and a gas supply assembly 2 for introducing supersaturated steam into the activation chamber 1, wherein the activation chamber 1 is provided with a feed inlet 11 and a discharge outlet 12, and is correspondingly provided with a furnace door for closing the activation chamber 1, the feed inlet 11 of the activation chamber 1 is communicated with a regeneration chamber 101, the discharge outlet 12 of the activation chamber is communicated with a cooling chamber 102, the feed inlet 11 and the discharge outlet 12 are arranged on two adjacent side walls of the activation furnace, and the feed and discharge are preferably pushed by a push rod 13; of course, the mode of the conveyer belt and the like can be selected; a plurality of thermocouples 14 for detecting the furnace temperature are arranged in the activation chamber 1;
further comprising: a first heating unit 3 for burning a combustible gas; and
a second heating unit 4 for burning the flue gas generated in the activated carbon activation treatment process;
the first heating unit 3 and the second heating unit 4 are installed in the activation chamber 1.
It should be noted that the heat supply fuel of the auxiliary heat supply part is from the flue gas generated in the preheating and pyrolysis desorption processes before the activated carbon is activated, and the waste gas generated in the activated carbon regeneration process and the waste gas generated in the regeneration and cooling process in the activation chamber are condensed and purified and then introduced into the auxiliary heat supply part for combustion, so that the waste gas treatment is realized, the energy is provided for the activation chamber, and the cost and the energy consumption for the treatment by independently arranging a secondary combustion chamber in the traditional mode are greatly reduced.
Specifically, flue gas and combustion-supporting gas generated in the activated carbon activation process are introduced into the second heating unit 4, wherein the combustion-supporting gas comprises air and a small amount of natural gas, and the air inflow of the natural gas is automatically adjusted through a proportional valve, so that the flue gas is fully combusted.
As shown in fig. 1, the first heating unit 3 and the second heating unit 4 both supply heat to the activation chamber 1 by indirect heating, and specifically, the first heating unit 3 and the second heating unit 4 both include a plurality of radiant tube burners 31 uniformly arranged.
It should be noted that, as shown in fig. 3, a burner 313 is disposed at one end of the radiant tube burner 31, a gas inlet 314, a combustion-supporting gas inlet 315 and an exhaust outlet 316 are disposed on the burner 313, the radiant tube burner 31 adopts a two-layer structure design, one layer is a heating layer 311, the other layer is a backflow layer 312, the backflow layer 312 is communicated with the exhaust outlet 316, the retention time of the burned gas in the backflow layer 312 is greater than 2 seconds, and the retention time of the burned gas in a high-temperature area is greater than 2 seconds, so that the harmful gas is fully decomposed.
In addition, the tail gas after combustion in the second heating unit 4 is introduced into a waste gas centralized treatment system, the waste gas centralized treatment system comprises a dust remover, an adsorption device, a dust remover, a washing tower and the like, and the tail gas is treated to a dischargeable standard, the waste gas centralized treatment system is the prior art, and the principle is not repeated in the invention.
Further, the plurality of radiant tube burners 31 are arranged in two rows, one being an upper row and the other being an activated carbon conveying space 103.
It should be noted that, as shown in fig. 4, the radiant tube burners 31 in the first heating unit 3 and the second heating unit 4 may be arranged in a staggered manner; as shown in fig. 1, it may be arranged in such a manner that one side is a kind of heating unit.
As a modification, the present embodiment further includes at least one induced air assembly 21 disposed above the first heating unit 3 and the second heating unit 4, and the induced air assembly 21 is preferably a fan capable of sucking or blowing air.
The embodiment further comprises a flow guide assembly 22, wherein the flow guide assembly 22 comprises a flow guide plate 221, a plurality of flow guide holes 2211 are uniformly distributed on the flow guide plate 221, the flow guide plate 221 is located below the air inducing assembly 21, and an air circulation channel 105 is formed between the periphery of the flow guide plate 221 and the inner wall of the activation chamber 1.
It should be noted that the sizes of the plurality of flow guiding holes 2211 are gradually increased outwards along the center corresponding to the induced air assembly 21, that is, the flow guiding hole 2211 near the center of the induced air assembly 21 is small, and the flow guiding hole 2211 far away from the center of the induced air assembly 21 is gradually increased, so that the active carbon is flushed by the air flow, the flushing force of the air flow on the active carbon is kept consistent, the stability and uniformity of the active carbon regeneration process are improved, and the quality of the active carbon regeneration is improved.
It should be noted that, as shown in fig. 6, high-temperature steam is introduced into the activation chamber 1 through the air supply assembly 2, when the pressure in the activation chamber 1 reaches a rated value, the air supply assembly 2 is automatically closed, of course, when the air pressure of the regeneration furnace is insufficient, the air supply assembly 2 automatically supplements, the induced air assembly 21 reversely flows the steam in the activation chamber 1, so that the steam circulates in the activation chamber 1, circulates upwards along the bottom of the activated carbon 100, and then circulates downwards along the air circulation channel 105 to the bottom of the activated carbon 100 after passing through the reverse flow assembly, and finally forms a circular flow to activate the activated carbon 100, so that the carbonized VOC is separated from the activated carbon matrix, and the blocked pores of the activated carbon 100 are smoothly guided.
Example two
As shown in fig. 6, in which the same or corresponding components as those in embodiment two are denoted by the same reference numerals as those in embodiment two, only the points of difference from embodiment two will be described below for the sake of convenience. The third embodiment is different from the second embodiment in that:
in this embodiment, the first heating unit 3 is located above the second heating unit 4, and preferably, the gas supply unit 2 and the second heating unit 4 are arranged side by side near the bottom of the activation chamber 1.
The second heating unit 4 is used for providing heat by burning organic waste gas, the first heating unit 3 is used for providing energy by burning natural gas, and the energy generated by burning the natural gas is higher than that generated by burning the organic waste gas;
the second heating unit 4 is arranged close to the bottom, so that when the activated carbon enters the activation chamber 1, the activated carbon is prevented from cracking due to overlarge internal stress of the activated carbon caused by overlarge temperature difference due to overlarge temperature difference caused by overhigh temperature of the bottom;
after the activated carbon enters the activation chamber 1, introducing supersaturated steam into the activation chamber 1 through the air supply assembly 2, wherein the first entering area is an area heated by the second heating unit 4 at the bottom, and preheating the supersaturated steam by using the area to ensure that the temperature of the supersaturated steam is quickly raised to the process temperature before the supersaturated steam enters the activated carbon;
in the process of the activation technology, steam passes through the activated carbon from the bottom temperature area, enters the top temperature area with higher temperature relative to the top temperature area, is heated again and flows downwards along the periphery of the guide plate, and in the flowing process, the temperature of the steam reaching the bottom temperature area is matched with that of the bottom temperature area through certain cooling, so that the temperature difference of the activated carbon entering each time is not large, the consistency and the stability of the activated carbon activation process are improved, and the adsorption rate of the activated carbon after activation is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a low energy consumption activated carbon activation regeneration facility, includes activation chamber (1) and is used for letting in the gas supply subassembly (2) of supersaturated steam in to activation chamber (1), its characterized in that still includes:
a first heating unit (3) for burning a combustible gas; and
a second heating unit (4) for burning flue gas generated during the activated carbon activation treatment;
the first heating unit (3) and the second heating unit (4) are installed in the activation chamber (1).
2. A low energy consumption activated carbon activation regeneration device according to claim 1, characterized in that the first heating unit (3) and the second heating unit (4) supply heat to the activation chamber (1) by indirect heating.
3. The apparatus for the activation and regeneration of activated carbon with low energy consumption according to claim 1 or 2, characterized in that each of said first heating unit (3) and said second heating unit (4) comprises a plurality of radiant tube burners (31) arranged uniformly.
4. A low energy consumption activated carbon activation regeneration apparatus according to claim 3, wherein the plurality of radiant tube burners (31) are arranged in two rows, one above the other, and the activated carbon delivery space (103) is between the two rows.
5. The low-energy-consumption activated carbon activation regeneration equipment according to claim 1 or 2, further comprising:
at least one induced draft assembly (21) disposed above the first heating unit (3) and the second heating unit (4).
6. The low-energy-consumption activated carbon activation regeneration equipment according to claim 5, further comprising a flow guide assembly (22), wherein the flow guide assembly (22) comprises a flow guide plate (221), and a plurality of flow guide holes (2211) are uniformly distributed on the flow guide plate.
7. The low-energy-consumption activated carbon activation and regeneration equipment as claimed in claim 6, wherein the opening sizes of the diversion holes (2211) are gradually increased outwards along the center corresponding to the induced air assembly (21).
8. The low-energy-consumption activated carbon activation and regeneration equipment according to claim 6 is characterized in that the flow guide assembly (22) is positioned below the air inducing assembly (21) and an air flow circulation channel (105) is formed between the periphery of the air inducing assembly and the inner wall of the activation chamber (1).
9. The low-energy-consumption activated carbon activation and regeneration equipment is characterized in that the first heating unit (3) is positioned above the second heating unit (4), and the flow guide assembly (22) is arranged close to the lower part of the first heating unit (3).
10. The apparatus for the activation and regeneration of activated carbon with low energy consumption according to claim 9, characterized in that the gas supply assembly (2) and the second heating unit (4) are arranged side by side near the bottom of the activation chamber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220096245.9U CN216785736U (en) | 2022-01-14 | 2022-01-14 | Low energy consumption activated carbon activation regeneration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220096245.9U CN216785736U (en) | 2022-01-14 | 2022-01-14 | Low energy consumption activated carbon activation regeneration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216785736U true CN216785736U (en) | 2022-06-21 |
Family
ID=82013776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220096245.9U Active CN216785736U (en) | 2022-01-14 | 2022-01-14 | Low energy consumption activated carbon activation regeneration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216785736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318263A (en) * | 2022-06-24 | 2022-11-11 | 武汉龙净环保工程有限公司 | Optimized waste activated carbon collaborative pyrolysis regeneration treatment method |
-
2022
- 2022-01-14 CN CN202220096245.9U patent/CN216785736U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318263A (en) * | 2022-06-24 | 2022-11-11 | 武汉龙净环保工程有限公司 | Optimized waste activated carbon collaborative pyrolysis regeneration treatment method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105903313A (en) | Exhaust gas concentrating regenerative thermal oxidization system | |
| CN216785736U (en) | Low energy consumption activated carbon activation regeneration equipment | |
| CN103657404A (en) | Tail gas catalysis combustion treatment system | |
| CN208536008U (en) | Novel heat-storing incinerator | |
| CN107642789B (en) | Graded air distribution type heat accumulating incinerator | |
| CN207501170U (en) | Regenerative catalytic combustion device | |
| CN114368751B (en) | High-efficiency activated carbon activation process and activation device | |
| CN103062779B (en) | A kind of convection type catalytic combustion method, burner and application thereof | |
| CN114433021A (en) | Multipurpose resource utilization system and method thereof | |
| WO2019068159A1 (en) | Process and reactor for continuous charcoal production | |
| CN104606999A (en) | Waste gas purification device | |
| CN204786298U (en) | Can utilize biomass boiler of tail gas waste heat | |
| CN210832034U (en) | Treatment system for rectification wastewater vapor for producing sodium hydrosulfite | |
| CN209688855U (en) | A kind of high-effect waste gas burning furnace | |
| CN111185069A (en) | Waste gas treatment system with zeolite runner and three room RTO' s | |
| CN112577052A (en) | Waste incineration system | |
| CN216814986U (en) | Heating device suitable for high-temperature heat treatment of tea leaves | |
| CN108151037A (en) | A kind of complicated organic exhaust gas low-temperature heat accumulating catalytic combustion process method of removing | |
| CN219607113U (en) | Dyeing and finishing heat setting waste gas preheating type heat storage incineration waste heat recovery integrated device | |
| CN219389765U (en) | RTO processing device for removing organic waste gas | |
| CN220152756U (en) | Heat accumulation combustion device with waste heat utilization function | |
| CN210291915U (en) | RCO catalytic combustion device | |
| CN217057557U (en) | Double-fluid radiant tube | |
| CN110274252B (en) | Novel high-efficient heat accumulation formula heating power burns burning furnace | |
| CN215294947U (en) | Heat accumulating type catalytic combustion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |