CN214370214U - Production line for cooperatively utilizing and treating wastes - Google Patents
Production line for cooperatively utilizing and treating wastes Download PDFInfo
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- CN214370214U CN214370214U CN202120265246.7U CN202120265246U CN214370214U CN 214370214 U CN214370214 U CN 214370214U CN 202120265246 U CN202120265246 U CN 202120265246U CN 214370214 U CN214370214 U CN 214370214U
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Abstract
The utility model provides a production line for the cooperative utilization and treatment of wastes, which comprises a pyrolysis furnace, a rotary furnace, a combustion furnace, a condensing tank, a gas storage tank, an oil-water separation device, an oil storage tank and a water storage tank; the pyrolysis furnace comprises an inner chamber and an outer shell, a feed inlet, an air inlet, a discharge outlet and an air outlet are respectively arranged on two sides of the gasification furnace, the feed inlet and the discharge outlet are respectively arranged on two sides of the inner chamber, and two ends of a hot air pipeline I are respectively communicated with a space between the inner chamber and the outer shell for the passing of hot air and the combustion furnace; the gas outlet pipe II is arranged at one end of the discharge hole, and the two ends of the gas outlet pipe II are respectively communicated with the inner cavity and the condensing tank; the inner chamber is in an anaerobic state; the condensing tank is communicated with the gas storage tank through a gas exhaust pipe; two ends of the air outlet pipe III are respectively communicated with the air storage tank and the combustion furnace; the combustion furnace is communicated with a natural gas storage tank; a hot air outlet of the combustion furnace is communicated with the rotary furnace through a hot air pipeline II; the rotary furnace is in an anoxic state; the beneficial effects are that: the heat source generated by the pyrolysis of the high-calorific-value waste is used for providing heat for the subsequent process, and the treatment process is more energy-saving.
Description
Technical Field
The utility model relates to a waste treatment technical field specifically provides a waste utilizes, handles production line in coordination.
Background
The wastes comprise agricultural wastes, forestry wastes, high-heat-value organic wastes and the like, wherein the agricultural wastes comprise shells, rice husks, corncobs, straws and the like, the forestry wastes comprise wood chips, branches and the like, and the high-heat-value organic wastes comprise waste tires, paint waste residues, plastics, resins and the like. In addition to the above waste, the applicant also generates a special waste in the treatment of the exhaust gases: the activated carbon with saturated adsorption meets the requirements of a circular economy promotion method and a circular economy development strategy and recent action plan for the strategic deployment of ecological civilization construction, accelerates the harmless treatment and resource utilization of urban and industrial wastes, improves the quality and level of novel urbanization in China, and promotes the development of green circular low carbon, so that a large number of waste treatment enterprises are brought forward on the market at present.
The specific agricultural waste treatment method comprises incineration, pyrolysis and the like, wherein a Master academic paper published in Gunn sensitivity of south Jiangnan university in 2008: the feasibility of producing the activated carbon by the rice hulls is specifically analyzed in the research on the process and the application of producing the activated carbon by using the low-carbon rice hull ash; also for example, application No.: 201710166258.2, Applicant: the patent of Shanxi university and Shaanxi FengLin Biotechnology development Co., Ltd, specifically discloses a preparation method of walnut shell activated carbon. However, in real life, the incineration method is most commonly used, because the pyrolysis process consumes a large amount of energy, and although activated carbon is generated, the price of the activated carbon is far lower than that of the energy, and the incineration process only needs to treat waste gas.
The annual production of Chinese waste tires exceeds 1000 million tons, the annual production of waste plastics exceeds million tons, paint waste residues are waste formed by splashing paint outside a paint spraying part in vehicle spraying operation and are used as solid waste, and the treatment method of high-heat-value organic waste comprises the following steps: the waste tires are most commonly pyrolyzed and have three modes, including soil refining (the country is bound to hit and band), batch (batch) pyrolysis, continuous intelligent pyrolysis, wherein the application numbers: 201611120141.2, Applicant: a system and a method for preparing activated carbon by recycling energy of waste tires are disclosed by Beijing Shenfog environmental energy science and technology group Limited, wherein pyrolytic carbon and metal are generated by utilizing solid products generated after pyrolysis, and carbon dioxide is recycled and heated to be used as an activating agent, so that the recycling of energy is realized. The method for recycling the waste plastics comprises the following steps: by sorting, washing and compounding into high quality plastics for manufacturing solar mirror frames; the japanese engineer, the luntian, has discovered a new disposal method of plastic by designing and constructing a special condition in the boiler based on the wave motion principle, thereby generating wave energy to break the polymeric molecular chains of the plastic with the wave energy, and combining with the chemical method, continuously adding 5 different catalysts and a special solution to dissolve the broken plastic and change the plastic into oil. In this way, 1.2 liters of kerosene could be produced with 1 kg of waste plastics charged. However, the process is complicated, and the most effective, harmless and recycling treatment method for the paint waste residue is to obtain heat energy through thermochemical treatment.
At present, the wastes are treated by adopting a single treatment method at home and abroad, equipment required by waste treatment is high in requirement, cost is high, equipment occupied area is large, energy consumption of equipment operation is large, energy generated in the treatment process cannot be effectively recycled, and the price of a finally prepared product is even lower than input cost, so that the development of the industry is hindered, at present, enterprises engaged in large-scale waste treatment in China do not exceed 10 families, and therefore, a set of activated carbon comprehensive utilization synergistic treatment line is required to be formed to realize harmless treatment and partial recycling treatment of the wastes.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an utilize the heat source that high calorific value discarded object pyrolysis produced to provide some heats for follow-up active carbon production and regeneration, the waste treatment process is more high-efficient, energy-conserving discarded object utilizes, handles the production line in coordination.
The technical scheme of the utility model is that:
a production line for cooperatively utilizing and treating wastes comprises a pyrolysis furnace, a rotary furnace, a combustion furnace, a condensing tank, a gas storage tank, an oil-water separation device, an oil storage tank and a water storage tank;
the pyrolysis furnace comprises an inner chamber and a shell, the inner chamber is arranged in the shell and is concentric with the shell, a space for heat supply gas to pass through is arranged between the inner chamber and the shell, a support frame for supporting the inner chamber is arranged between the inner chamber and the shell, a feed inlet, a gas inlet, a discharge outlet and a gas outlet are respectively arranged at two sides of the gasification furnace, the feed inlet and the discharge outlet are respectively arranged at two sides of the inner chamber, one end of a hot air pipeline I is communicated with the space for heat supply gas to pass through between the inner chamber and the shell through the gas inlet, the other end of the hot air pipeline I is communicated with the combustion furnace, and a valve is arranged on the hot air pipeline I; one end of an air outlet pipe I is communicated with a space between the inner chamber and the shell through an air outlet and used for hot air to pass through, the other end of the air outlet pipe I is communicated with a waste gas treatment device, and a valve is arranged on the air outlet pipe I; the gas outlet pipe II is arranged at one end of the discharge hole and is close to the bottom of the inner chamber, one end of the gas outlet pipe II is communicated with the inner chamber, the other end of the gas outlet pipe II is communicated with the condensing tank, and a valve is arranged on the gas outlet pipe II;
furthermore, a branch pipe is connected to an air outlet pipe I between the pyrolysis furnace and the valve through a tee joint, the other end of the branch pipe is communicated with the combustion furnace, and the branch pipe is provided with the valve;
further, the inner chamber is in an oxygen-free state, and a tray for placing high-calorific-value organic wastes and agricultural and forestry wastes is arranged in the inner chamber;
further, the high-calorific-value organic waste added into the inner chamber comprises waste tires, and agricultural and forestry waste is limited to a mixture of walnut shells, straws and corncobs;
further, the top of the condensing tank is connected with an exhaust pipe, the other end of the exhaust pipe is communicated with an air storage tank, and a valve is arranged on the exhaust pipe; one end of an air outlet pipe III is communicated with the air storage tank, the other end of the air outlet pipe III is communicated with the combustion furnace, and a valve is arranged on the air outlet pipe III;
one end of the combustion furnace is communicated with a natural gas storage tank or a natural gas source through a gas supply pipeline; a hot air outlet of the combustion furnace is communicated with the rotary furnace through a hot air pipeline II; valves are arranged on the air supply pipeline and the hot air pipeline II;
a feed inlet and a discharge outlet are respectively arranged at two ends of the rotary furnace, and the rotary furnace is in an anoxic state;
a tray for placing activated carbon to be regenerated and/or agricultural and forestry wastes is arranged in the rotary furnace;
one side of the condensing tank is communicated with the oil-water separation device through an oil-water pipe, and a valve is arranged on the oil-water pipe; the whole body of the oil-water separation device is communicated with the oil storage tank and the water storage tank through an oil outlet pipe and a water outlet pipe respectively; valves are arranged on the oil outlet pipe and the water outlet pipe;
the dehydration device is provided with a feed inlet, a discharge outlet and a water outlet, one end of the water outlet pipe is communicated with the dehydration device through the water outlet, and the other end of the water outlet pipe is communicated with the water storage tank;
a heater is arranged in the water storage tank, and a steam outlet of the water storage tank is communicated with the rotary furnace through a steam pipeline;
further, draught fans are arranged on the hot air pipeline I and the hot air pipeline II; an air supplement pipeline is arranged on the combustion furnace;
all valves are electrically connected with a terminal controller, and the terminal controller controls the on-off states of all valves;
temperature sensors are arranged in the combustion furnace, the pyrolysis furnace and the rotary furnace, the temperature sensors are connected with a terminal controller, valves on the gas supply pipeline and the gas outlet pipe III are electrically connected with the terminal controller, and the terminal controller controls the on-off state and the flow of the valves according to the temperature sensors of the combustion furnace, the pyrolysis furnace and the rotary furnace;
the utility model has the advantages that:
the utility model breaks through the traditional treatment mode of treating the organic wastes with high calorific value, does not need to carry out detailed classification treatment, but gas and carbon black are generated by mixing high-calorific-value wastes and agricultural and forestry wastes, the carbon black is used for being put into the subsequent carbonization and activation processes to finally prepare the activated carbon, the combustible gas generated after the gas is condensed is collected, and provides a part of heat source for the subsequent treatment of the activated carbon, agricultural and forestry wastes and carbon black to be regenerated, thereby greatly saving energy, reducing treatment cost, the oil is used for processing, treating and recycling after oil-water separation of an oil-water mixture generated after the gas is condensed, and the water is heated into steam and then used as a catalyst for subsequent activated carbon regeneration and/or production, so that the waste water utilization is realized, the energy is saved, and the activated carbon regeneration and/or production efficiency is improved; and the carbon black, the activated carbon to be regenerated and agricultural and forest waste are finally pyrolyzed into finished activated carbon which is used as harmless treatment of the waste and generates a recyclable product.
The regeneration and the production of the activated carbon are carried out synchronously in the treatment process, so that the operation time is saved, the energy is saved, the further treatment process comprises the step of mixing waste of high-heat-value waste with agricultural and forestry waste, in the pyrolysis process of the high-heat-value organic waste and the agricultural and forestry waste, the co-thermal pyrolysis of the waste tires, the paint waste residues, the plastics and the resin in the high-heat-value organic waste and the walnut shells, the straws and the corn cobs in the agricultural and forestry waste generates a synergistic effect, the walnut shells and the straws promote the generation of more volatile substances, so that the yield of lower oil and more gas is caused, more heat sources are provided for the subsequent heating, and the walnut shells and the straws are added to effectively promote the pyrolysis of the waste tires, so that the reaction speed is increased, the working time is reduced, and the calorific value of gas products and the pyrolytic carbon are increased; the corncob inhibits the further conversion of high-calorific-value organic waste, is beneficial to increasing the content of pyrolytic carbon and reducing the generation of oil, and further provides more favorable conditions for subsequent heat supply.
The combustible gas obtained by simply cooling and separating the gas generated after the synergistic treatment is directly utilized, so that the complex process of reprocessing different substances generated by independently treating various wastes is avoided, and the energy additionally consumed by independently treating various wastes is also avoided;
because the waste to be treated is firstly put into the dehydration device for dehydration before pyrolysis, the speed of the subsequent pyrolysis reaction can be accelerated after dehydration.
The utility model utilizes agricultural wastes such as fruit shells, rice husks and corncobs, forestry wastes such as wood chips and branches as raw materials to prepare the active carbon, thereby achieving the purposes of waste utilization and harmless treatment of the wastes;
the water vapor and water generated in the method are heated in a synergistic manner and are introduced into the rotary furnace, so that the activation efficiency is accelerated, the waste is utilized, and the regeneration rate of the activated carbon is high and can reach 90 percent by adopting the method; the recovery rate of the product produced in the process of preparing the active carbon by the waste is up to 70-80 percent, and the regeneration time is short.
The temperature sensor, the terminal controller and the valve are used for controlling the heating temperature and the flow, so that the control accuracy is improved.
The utility model discloses well pyrolysis oven can be synchronous, continuous operation with firing burning furnace, and the combustible gas who utilizes the pyrolysis oven to produce on one side is for firing burning furnace heat supply, and the water heating who utilizes dewatering device to produce on one side provides the catalyst for the regeneration and the production of the active carbon in the burning furnace, consequently can satisfy the demand of big batch, continuous processing discarded object.
Drawings
FIG. 1 is a schematic view of a synergistic treatment line for integrated utilization of activated carbon;
FIG. 2 is a flow chart of a synergistic treatment for the comprehensive utilization of activated carbon;
in the figure:
1. 1-1 part of pyrolysis furnace, 1-2 parts of inner chamber and shell
2. Rotary furnace 3, combustion furnace 4 and condensing tank
5. Gas storage tank 6, oil-water separation device 7 and oil storage tank
8. 1-3 parts of water storage tank, 9 parts of support frame and I part of hot air pipeline
10. Outlet pipe I11, waste gas treatment device 12, outlet pipe II
13. Branch pipe 14, exhaust pipe 15, outlet pipe III
16. Gas supply pipeline 17, natural gas storage tank 18 and dehydration device
19. Hot air pipeline II
Detailed Description
Example 1: a waste cooperative utilization and treatment production line is disclosed, wherein the treated waste comprises high-heat value organic waste, agricultural and forestry waste and special waste gas to be treated: activated carbon to be regenerated;
the high-calorific-value organic waste is waste tires; the agricultural and forestry wastes are walnut shells and corncobs;
the adding ratio of the waste tires to the walnut shells to the corncobs is 2:1: 1;
the adding amount of the waste tires is 1t, and the total adding amount of the walnut shells and the corncobs is 1 t;
the method for treating the waste comprises the following steps:
step 1: waste pretreatment
Putting organic wastes with high heat value and/or agricultural and forestry wastes and activated carbon to be regenerated into a dehydration device 18 for dehydration, so that the water content is reduced to be below 10%;
the dehydration device 18 is a commercially available waste dehydration device 18, and the waste is put into the dehydration device 18 from a feed inlet of the dehydration device 18 and then the moisture on the surface of the waste is removed through mechanical and physical actions;
after dehydration, the waste is taken out from a discharge port of the dehydration device 18, and water is discharged into the water storage tank 8 through a drain pipe;
drying organic wastes with high calorific value, namely putting the organic wastes with high calorific value into an inner chamber 1-1 of a pyrolysis furnace 1 from a feed inlet of the pyrolysis furnace 1, introducing high-temperature gas into a space between the inner chamber 1-1 and a shell 1-2 for passing heat gas through a hot air pipeline I9, and then drying and dehydrating, wherein the drying temperature is about 100 ℃, and moisture is evaporated; the hot gas circulating for one circle is discharged into a waste gas treatment device 11 through an air outlet pipe I10 for waste gas treatment or enters a combustion furnace 3 through a branch pipe 13 for recycling heat energy;
further, high-temperature gas is generated by introducing natural gas into the combustion furnace 3 and igniting the natural gas, and the high-temperature gas enters a space between the inner chamber 1-1 and the outer shell 1-2 for heat supply gas to pass through a hot air pipeline;
collecting the steam generated in the dehydration drying process to a water storage tank 8;
step 2: pyrolysis of high calorific value organic waste
Simultaneously throwing the high-calorific-value organic waste and/or agricultural and forestry waste onto a tray of an inner chamber 1-1 of the pyrolysis furnace 1 from a feed inlet at one end of the pyrolysis furnace 1, wherein the inner chamber 1-1 is in an anaerobic state, introducing high-temperature gas into a space between the inner chamber 1-1 and a shell 1-2 of the pyrolysis furnace 1, and controlling regulation and ventilation flow through a terminal controller according to the temperature uploaded to the terminal controller by a temperature sensor to ensure that the temperature entering the rotary furnace 2 is less than 650 ℃; when the temperature sensor detects that the calorific value of the high-calorific-value organic waste in the pyrolysis furnace 1 reaches more than 3500 Kcal, the high-temperature gas is stopped from being introduced, and the self-heating quantity is maintained to be the self-required pyrolysis quantity, so that the high-calorific-value organic waste in the inner chamber 1-1 is pyrolyzed to generate gas and carbon black, the gas flows into the condensing tank 4 from the gas outlet pipe II 12 on one side of the pyrolysis furnace 1 and is condensed to generate combustible gas and oil-water mixed liquid, the combustible gas is discharged to the gas storage tank 5 through the gas outlet pipe 14 on the condensing tank 4, the oil-water mixed liquid enters the oil-water separation device 6, and separated water and oil respectively enter the water storage tank 8 and the oil storage tank 7; taking out the carbon black from a discharge hole at one end of the pyrolysis furnace 1;
the oil-water separation device 6 is an oil-water separation device 6 purchased from the market;
further, in the above process, the pyrolysis of the biomass cellulose at the temperature of 100-. The solid product carbon black generated by the high-calorific-value organic waste is used for preparing the activated carbon, so that the aim of waste utilization is fulfilled. The walnut shells and the straws are added, the walnut shells and the rape straws correspond to biomass components such as cellulose and hemicellulose, and the cellulose promotes the generation of more volatile substances, so that the yield of oil and more gas is lower, more heat sources are provided for subsequent heating, the walnut shells and the straws can effectively promote the pyrolysis of waste tires, the reaction speed is accelerated, and the calorific value of the gas product is mainly H2And C1-C4And pyrolytic carbon calorific value 31.1-32.9 MJ/kg); the corncob corresponds to the biomass component and is lignin, the lignin is composed of aromatic rings with different substituents, the decomposition temperature range is wide, and the mass loss range is from 200 ℃ to 800 ℃. Therefore, in the pyrolysis reaction, the biomass with higher lignin content is added, the quality of the biomass is increased, the further conversion of high-calorific-value organic waste is inhibited, the increase of the content of pyrolytic carbon and the reduction of the generation of oil are facilitated, and more favorable conditions are further provided for subsequent heat supply.
And step 3: drying
Putting the activated carbon and/or the agricultural and forestry wastes to be regenerated into a rotary furnace 2 from a feeding hole of the rotary furnace 2 for drying treatment, wherein the rotary furnace 2 is in an anoxic state, introducing hot gas into the rotary furnace 2, controlling and regulating the flow rate through a terminal controller according to the temperature uploaded to the terminal controller by a temperature sensor, and ensuring that the temperature in the rotary furnace 2 is lower than 250 ℃ so that the activated carbon to be regenerated and pore water in the agricultural and forestry wastes in the rotary furnace 2 are evaporated, and meanwhile, a small amount of organic matters with low boiling points are gasified;
further, in the above process, 50% of the energy consumption of the combustible gas generated in step 2 is consumed in the drying process;
and 4, step 4: separating low boiling point organic matter in the product of step 3
The carbon black generated in the step 2 and the activated carbon to be regenerated in the step 3 and/or the agricultural and forestry wastes and the carbon black are further heated in a mode of continuously introducing hot gas into the rotary furnace 2 so that the temperature in the rotary furnace 2 is kept between 340 ℃ and 360 ℃, and at the moment, low-boiling-point organic matters are separated;
and 5: high temperature carbonization
Further heating the product in the step 4 in a mode of continuously introducing hot gas into the rotary furnace 2, controlling the temperature in the rotary furnace 2 to be between 400 and 700 ℃, decomposing and gasifying most organic matters in the step, and pyrolyzing and carbonizing the agricultural and forestry wastes under the action of high temperature to generate primary carbon; the active carbon to be regenerated is carbonized to form primary carbon under the action of high temperature; the carbon black is pyrolyzed and carbonized under the action of high temperature to generate primary carbon;
step 6: activation of
Further heating the primary carbon generated in the step 5 in a manner of continuously introducing hot gas into the rotary furnace 2 to control the temperature in the rotary furnace 2 to be between 700 and 1000 ℃ for 20 to 30min, and finally preparing the activated carbon;
further, in the activation process, steam is introduced, the steam is derived from the steam generated in the drying process in the step 1 and the water generated by pyrolyzing the high-heat-value organic waste, and the water and the steam in the water storage tank 8 need to be heated when the steam is introduced; therefore, external water vapor is not needed to be supplemented, energy is saved, and waste is effectively utilized.
Further, above-mentioned process needs a large amount of latent heats of evaporation, the utility model discloses the steam source in well step 3, 4, 5 all is: one part of the combustible gas is derived from the combustible gas generated in the step 2, and the other part of the combustible gas is derived from the externally supplied natural gas, and the combustible gas and the externally supplied natural gas are respectively mixed together through an air outlet pipe III 15 and an air supply pipeline 16 and are combusted in the combustion furnace 3 to generate hot gas; the addition ratio of the natural gas and the combustible gas is controlled according to the temperature detected by the temperature sensor, and the calorific value generated by the natural gas is higher than that of the combustible gas;
finally, handle high calorific value organic waste 1t equally, agriculture and forestry discarded object 1t and treat regenerated active carbon 1t altogether, adopt traditional pyrolysis, the mode of single treatment mode or unification processing, the processing procedure all is the power consumption process, consumes a large amount of energy, adopts the utility model discloses a method, owing to utilized the combustible gas that high calorific value organic waste produced to replace partly energy as the heating source, consequently not only practiced thrift the energy, and the active carbon volume that produces is more, consequently the utility model discloses it is significant, if will the utility model discloses introduce this trade as a waste treatment standard, not only can realize the innocent treatment of discarded object and the processing of part resourceization, and can realize that discarded object and urban development coexist.
The water vapor generated in the step 1 is introduced into the rotary furnace 2, so that the activation efficiency is accelerated, and the waste is utilized. The method has high regeneration rate of the active carbon, which can reach 90 percent; the recovery rate of the product produced in the process of preparing the active carbon by the waste is up to 70-80 percent, and the regeneration time is short.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (7)
1. A waste is utilization, handles production line in coordination which characterized in that: comprises a pyrolysis furnace (1), a rotary furnace (2), a combustion furnace (3), a condensing tank (4), a gas storage tank (5), an oil-water separation device (6), an oil storage tank (7) and a water storage tank (8);
the pyrolysis furnace (1) comprises an inner chamber (1-1) and a shell (1-2), the inner chamber (1-1) is arranged in the shell (1-2) and is concentrically arranged with the shell (1-2), a space for heat supply gas to pass through is arranged between the inner chamber (1-1) and the shell (1-2), a support frame (1-3) for supporting the inner chamber (1-1) is arranged between the inner chamber (1-1) and the shell (1-2), a feed inlet, a gas inlet, a discharge outlet and a gas outlet are respectively arranged at two sides of the gasification furnace, the feed inlet and the discharge outlet are respectively arranged at two sides of the inner chamber (1-1), one end of a hot air pipeline I (9) is communicated with the space for heat supply gas to pass through between the inner chamber (1-1) and the shell (1-2) through the gas inlet, the other end of the hot air pipeline I (9) is communicated with the combustion furnace (3), and a valve is arranged on the hot air pipeline I; one end of an air outlet pipe I (10) is communicated with a space between the inner chamber (1-1) and the shell (1-2) through an air outlet and used for hot air to pass through, the other end of the air outlet pipe I is communicated with a waste gas treatment device (11), and a valve is arranged on the air outlet pipe I (10); the gas outlet pipe II (12) is arranged at one end of the discharge hole and is close to the bottom of the inner chamber (1-1), one end of the gas outlet pipe II (12) is communicated with the inner chamber (1-1), the other end of the gas outlet pipe II is communicated with the condensing tank (4), and a valve is arranged on the gas outlet pipe II (12);
further, the inner chamber (1-1) is in an oxygen-free state, and a tray for placing high-calorific-value organic wastes and agricultural and forestry wastes is arranged in the inner chamber (1-1);
furthermore, the top of the condensing tank (4) is connected with an exhaust pipe (14), the other end of the exhaust pipe (14) is communicated with a gas storage tank (5), and a valve is arranged on the exhaust pipe (14); one end of an air outlet pipe III (15) is communicated with the air storage tank (5), the other end of the air outlet pipe III is communicated with the combustion furnace (3), and a valve is arranged on the air outlet pipe III (15);
one end of the combustion furnace (3) is communicated with a natural gas storage tank (17) or a natural gas source through a gas supply pipeline (16); a hot air outlet of the combustion furnace (3) is communicated with the rotary furnace (2) through a hot air pipeline II (19); valves are arranged on the air supply pipeline (16) and the hot air pipeline II (19);
a feed inlet and a discharge outlet are respectively arranged at two ends of the rotary furnace (2), and the interior of the rotary furnace (2) is in an anoxic state;
a tray for placing activated carbon to be regenerated and/or agricultural and forestry wastes is arranged in the rotary furnace (2);
one side of the condensing tank (4) is communicated with an oil-water separation device (6) through an oil-water pipe, and a valve is arranged on the oil-water pipe; the whole body of the oil-water separation device (6) is communicated with the oil storage tank (7) and the water storage tank (8) through an oil outlet pipe and a water outlet pipe respectively; and valves are arranged on the oil outlet pipe and the water outlet pipe.
2. The waste co-utilizing and treating production line as claimed in claim 1, wherein: a branch pipe (13) is connected to an air outlet pipe I (10) between the pyrolysis furnace (1) and the valve through a tee joint, the other end of the branch pipe (13) is communicated with the combustion furnace (3), and the branch pipe (13) is provided with the valve.
3. A waste co-utilizing and treating production line as claimed in claim 2, wherein: the dewatering device (18) is provided with a feeding hole, a discharging hole and a water outlet, one end of the water outlet pipe is communicated with the dewatering device (18) through the water outlet, and the other end of the water outlet pipe is communicated with the water storage tank (8).
4. A waste co-utilizing and treating production line as claimed in claim 3, wherein: the water storage tank (8) is internally provided with a heater, and a steam outlet of the water storage tank (8) is communicated with the rotary furnace (2) through a steam pipeline.
5. The waste co-utilizing and treating production line as claimed in claim 4, wherein: draught fans are arranged on the hot air pipeline I (9) and the hot air pipeline II (19).
6. The waste co-utilizing and treating production line as claimed in claim 5, wherein: all valves are electrically connected with a terminal controller, and the terminal controller controls the on-off states of all valves.
7. A waste co-utilization and treatment line according to any one of claims 1 to 6, characterized in that: the temperature sensors are arranged in the combustion furnace (3), the pyrolysis furnace (1) and the rotary furnace (2) and are connected with the terminal controller, the valves on the gas supply pipeline (16) and the gas outlet pipe III (15) are electrically connected with the terminal controller, and the terminal controller controls the on-off state and the flow of the valves according to the temperature sensors of the combustion furnace (3), the pyrolysis furnace (1) and the rotary furnace (2).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202200011075A1 (en) * | 2022-05-26 | 2023-11-26 | Viemme Impianti S R L | PROCESS FOR THE DISPOSAL OF OLIVE POMAE |
| CN117606225A (en) * | 2024-01-23 | 2024-02-27 | 佛山市天禄智能装备科技有限公司 | Zero-emission pre-carbonization rotary furnace utilizing waste gas for self-combustion |
-
2021
- 2021-01-31 CN CN202120265246.7U patent/CN214370214U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202200011075A1 (en) * | 2022-05-26 | 2023-11-26 | Viemme Impianti S R L | PROCESS FOR THE DISPOSAL OF OLIVE POMAE |
| EP4283192A1 (en) | 2022-05-26 | 2023-11-29 | Viemme Impianti S.r.l. | Process and plant for the disposal of olive pomace |
| CN117606225A (en) * | 2024-01-23 | 2024-02-27 | 佛山市天禄智能装备科技有限公司 | Zero-emission pre-carbonization rotary furnace utilizing waste gas for self-combustion |
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