CN113251422B - Non-pollution low-energy-consumption garbage recycling treatment method and system - Google Patents
Non-pollution low-energy-consumption garbage recycling treatment method and system Download PDFInfo
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- CN113251422B CN113251422B CN202110686338.7A CN202110686338A CN113251422B CN 113251422 B CN113251422 B CN 113251422B CN 202110686338 A CN202110686338 A CN 202110686338A CN 113251422 B CN113251422 B CN 113251422B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/033—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment comminuting or crushing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/04—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment drying
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
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- General Engineering & Computer Science (AREA)
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- Molecular Biology (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a method and a system for recycling and treating garbage without pollution and with low energy consumption. According to the invention, organic matters which are easy to separate from the garbage are separated out through leaching and low-pressure drying and are incinerated to provide heat for the whole system, and meanwhile, the garbage is crushed and agglomerated to facilitate the circulation of gas inside the stacked garbage, so that the time consumption and energy consumption of oxidative degradation are reduced.
Description
Technical Field
The invention relates to the technical field of garbage treatment. In particular to a method and a system for recycling and treating garbage without pollution and with low energy consumption.
Background
In human activities, there is always waste production, such as construction waste, household waste and industrial waste. Wherein, part of the construction waste can be recycled to be made into aggregate for use, and the garbage such as domestic garbage, industrial garbage and the like is treated by landfill or incineration. In the incineration treatment, the waste water is mostly directly sent into an incinerator for incineration. The gas discharged by the incineration method contains a large amount of organic matter micromolecules, incomplete combustion easily occurs in residues, and the energy efficiency is poor. In order to reduce energy consumption and improve the utilization rate of residues after refuse incineration, researchers at the tokyo university of japan developed a technology ERCM for accelerating the decomposition of organic substances themselves by far-infrared thermal radiation in a negative oxygen environment. However, this technique takes a long time in the thermal decomposition stage and the throughput is limited by the particle size of the waste.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide a non-pollution and low-energy consumption garbage recycling treatment method and system, organic matters which are easily separated from garbage are separated out through leaching and low-pressure drying and are incinerated to provide heat for the whole system, meanwhile, the garbage is crushed and agglomerated, so that the internal gas circulation after the garbage is stacked is facilitated, and the time and energy consumption of oxidative degradation are reduced.
In order to solve the technical problems, the invention provides the following technical scheme:
the garbage reusing and treating process without pollution and low power consumption includes the following steps:
a) leaching the garbage, wherein the temperature of water for leaching is 60-90 ℃;
b) crushing the washed garbage;
c) agglomerating the garbage crushed in the step b), wherein the agglomerated garbage blocks are porous blocks;
d) vacuumizing and drying the garbage blocks prepared in the step c), wherein the air pressure in a drying bin is 0.5-10 Kpa, and cooling the exhausted gas at normal temperature and normal pressure to obtain waste liquid;
e) mixing the leaching wastewater obtained in the step a) and the waste liquid obtained in the step d), performing gas-liquid separation and oil-water separation, burning the separated gas and oily substances, and heating the separated water;
f) and d) carrying out catalytic heat treatment on the garbage blocks subjected to the drying treatment in the step d) by utilizing the heat generated in the incineration of the gas and the oily matters obtained by separation in the step e).
In the non-pollution low-energy-consumption garbage recycling treatment method, in the step e), the separated gas and the flue gas generated by burning the oily matters are subjected to dust removal and then are used for heating the separated water.
In the non-pollution low-energy-consumption garbage recycling treatment method, in the step e), the flue gas after dust removal is subjected to photocatalytic degradation after the separated water is heated.
In the non-pollution low-energy-consumption garbage recycling treatment method, in the step e), the separated gas and the flue gas generated by burning the oily matters are used for thermal power generation, and the obtained flue gas is used for heating the separated water.
According to the method for recycling and treating the garbage without pollution and with low energy consumption, in the step a), leaching wastewater generated by leaching enters the standing tank for standing and settling, and the precipitate obtained by standing and settling is used for manufacturing the garbage blocks in the step c).
According to the method for recycling and treating the garbage without pollution and with low energy consumption, in the step e), the flue gas obtained by performing catalytic heat treatment on the garbage blocks in the step f) is used for heating the water obtained by separation in the step e).
In the method for recycling and treating the garbage without pollution and with low energy consumption, the residual gas obtained after the gas pumped and discharged in the step d) is cooled is mixed with the gas obtained in the step e) and then is burnt.
The system for the pollution-free low-energy-consumption garbage recycling treatment method is characterized in that a discharge port of a semi-closed leaching bin is communicated with a feed port of a crusher through a first auger, a discharge port of the crusher is communicated with a feed port of a block making machine through a second auger, a discharge end of the block making machine is communicated with a feed end of a drying bin through a first conveying belt, and a discharge end of the drying bin is communicated with a feed end of an oxidative decomposition furnace through a second conveying belt; the liquid outlet end of the semi-closed type leaching bin is in fluid conduction connection with the liquid inlet end of the standing tank through a first water conveying pipe, the liquid outlet end of the standing tank is in fluid conduction connection with the liquid inlet end of the oil-water separation tank through a second water conveying pipe, the oil-water separation tank is in fluid conduction connection with the water inlet end of the heat exchanger through a third water conveying pipe at the water outlet end, the water outlet end of the heat exchanger is in fluid conduction connection with the water inlet end of the water storage tank through a fourth water conveying pipe, the water outlet end of the water storage tank is in fluid conduction connection with the water inlet end of the booster pump through a fifth water conveying pipe, and the water outlet end of the booster pump is in fluid conduction connection with the water inlet end of the leaching sprayer in the semi-closed type leaching bin through a sixth water conveying pipe; the oil outlet end of the oil-water separation tank is in conduction connection with the fluid inlet end of the oil storage tank through a first oil delivery pipe, and the oil storage tank is in conduction connection with the fluid inlet end of the incinerator through a second oil delivery pipe; the air outlet end of the drying bin is in fluid conduction connection with the air inlet end of a vacuum pump, the air outlet end of the vacuum pump is in fluid conduction connection with the air inlet end of an oil-water separation tank, the air outlet end of the oil-water separation tank is in fluid conduction connection with the air inlet end of an air extracting pump through a first air conveying pipe, the air outlet end of the air extracting pump is in fluid conduction connection with the air inlet end of an air storage tank through a second air conveying pipe, the air outlet end of the air storage tank is in fluid conduction connection with the air inlet end of an incinerator through a third air conveying pipe, the air outlet end of the incinerator is in fluid conduction connection with the air inlet end of an oxidative decomposition furnace through a first hot air conveying pipe, the air outlet end of the incinerator is in fluid conduction connection with the air inlet end of a thermal power generator through a second hot air conveying pipe, the air outlet end of the thermal power generator is in fluid conduction connection with the air inlet end of a heat exchanger through a third hot air conveying pipe, the air outlet end of the heat exchanger is in fluid conduction connection with the air inlet end of an electric dust removal device through a fourth hot air conveying pipe, and the air outlet end of the optical catalytic degradation device is in fluid conduction connection with the air inlet end of the optical catalytic degradation device through a fifth hot air conveying pipe; the gas outlet end of the oxidation decomposition furnace is in fluid conduction connection with the gas inlet end of the heat exchange through a sixth hot gas conveying pipe; the thermal power generator is electrically connected with the electric storage equipment through the voltage stabilizer, and the electric storage equipment is electrically connected with the negative ion generator through the voltage transformation equipment; the air outlet end of the negative ion generator is in fluid communication connection with the air inlet end of the oxidation decomposition furnace.
In the system, the air outlet end of the negative ion generator is in fluid conduction connection with the air inlet end of the photocatalytic degradation equipment.
In the system, the air outlet end of the negative ion generator is in fluid conduction connection with the air inlet end of the incinerator.
The technical scheme of the invention achieves the following beneficial technical effects:
1. according to the invention, easily separated oily substances are separated from the garbage through hot water leaching, volatile organic substances are separated through low-pressure drying, then the oily substances and the gaseous organic substances are burnt and supply heat to the heat using unit, so that the energy consumption can be further saved, the garbage is crushed and agglomerated (porous blocks) are favorable for air circulation inside the garbage after the garbage is agglomerated, and the time for oxidative degradation can be saved.
2. Compared with the prior ERCM technology, the device has the advantages that the device is improved in the links of feeding, crushing, drying and the like, realizes the respective treatment between the inflammable matter and the conventional inflammable matter, can effectively utilize the heat generated by the combustion of the inflammable matter to provide heat for the oxidative decomposition of the conventional inflammable matter, wherein the inflammable matter is similar to an ignitant, and the heat generated by the combustion of the inflammable matter can reduce or completely replace the heat required by the oxidative decomposition of the conventional inflammable matter.
Drawings
FIG. 1 is a schematic process flow diagram of the system of the present invention.
In the figure, 1-semi-closed type leaching bin; 2-a pulverizer; 3-a block making machine; 4-drying the bin; 5-oxidizing the decomposing furnace; 6-standing the tank; 7-an oil-water separation tank; 8-a heat exchanger; 9-a water storage tank; 10-an oil storage tank; 11-an incinerator; 12-a thermal generator; 13-electric dust removal equipment; 14-photocatalytic degradation equipment; 15-negative ion generator; 16-an air storage tank; 17-a booster pump; 18-a vacuum pump; 19-air pump.
Detailed Description
As shown in figure 1, in the system for the pollution-free and low-energy-consumption garbage recycling treatment method, a discharge port of a semi-closed type leaching bin 1 is communicated with a feed port of a crusher 2 through a first auger, a discharge port of the crusher 2 is communicated with a feed port of a block making machine 3 through a second auger, a discharge end of the block making machine 3 is communicated with a feed end of a drying bin 4 through a first conveying belt, and a discharge end of the drying bin 4 is communicated with a feed end of an oxidative decomposition furnace 5 through a second conveying belt; the liquid outlet end of the semi-closed type leaching bin 1 is in fluid conduction connection with the liquid inlet end of the standing tank 6 through a first water conveying pipe, the liquid outlet end of the standing tank 6 is in fluid conduction connection with the liquid inlet end of the oil-water separation tank 7 through a second water conveying pipe, the oil-water separation tank 7 is in fluid conduction connection with the water inlet end of the heat exchanger 8 through a third water conveying pipe at the water outlet end, the water outlet end of the heat exchanger 8 is in fluid conduction connection with the water inlet end of the water storage tank 9 through a fourth water conveying pipe, the water outlet end of the water storage tank 9 is in fluid conduction connection with the water inlet end of the booster pump 17 through a fifth water conveying pipe, and the water outlet end of the booster pump 17 is in fluid conduction connection with the water inlet end of the leaching sprayer in the semi-closed type leaching bin 1 through a sixth water conveying pipe; the oil outlet end of the oil-water separation tank 7 is communicated with the fluid oil inlet end of the oil storage tank 10 through a first oil pipeline, and the oil storage tank 10 is communicated with the fluid oil inlet end of the incinerator 11 through a second oil pipeline; the air outlet end of the drying chamber 4 is in fluid conduction connection with the air inlet end of a vacuum pump 18, the air outlet end of the vacuum pump 18 is in fluid conduction connection with the air inlet end of an oil-water separation tank 7, the air outlet end of the oil-water separation tank 7 is in fluid conduction connection with the air inlet end of an air pump 19 through a first air pipe, the air outlet end of the air pump 19 is in fluid conduction connection with the air inlet end of an air storage tank 16 through a second air pipe, the air outlet end of the air storage tank 16 is in fluid conduction connection with the air inlet end of an incinerator 11 through a third air pipe, the air outlet end of the incinerator 11 is in fluid conduction connection with the air inlet end of an oxidative decomposition furnace 5 through a first hot air conveying pipe, the air outlet end of the incinerator 11 is in fluid conduction connection with the air inlet end of a thermal power generator 12 through a second hot air conveying pipe, the air outlet end of the thermal power generator 12 is in fluid conduction connection with the air inlet end of a heat exchanger 8 through a third hot air conveying pipe, the air outlet end of the heat exchanger 8 is in fluid conduction connection with the air inlet end of an electric dust removal device 13 through a fourth hot air conveying pipe, the air outlet end of the electric dust removal equipment 13 is in fluid conduction connection with the air inlet end of the photocatalytic degradation equipment 14 through a fifth hot air conveying pipe; the gas outlet end of the oxidation decomposition furnace 5 is in fluid conduction connection with the gas inlet end of the heat exchange through a sixth hot gas conveying pipe; the thermal power generator 12 is electrically connected with the electric storage equipment through the voltage stabilizer, and the electric storage equipment is electrically connected with the negative ion generator 15 through the voltage transformation equipment; the air outlet end of the negative ion generator 15 is in fluid conduction connection with the air inlet end of the oxidation decomposition furnace 5. Wherein, the negative ion generator 15 provides negative oxygen ions for the system.
In order to reduce TOC in the exhaust emission, in this embodiment, the outlet end of the anion generator 15 is respectively connected to the inlet end of the photocatalytic degradation device 14 and the inlet end of the incinerator 11 in a fluid communication manner.
The method for recycling and treating the garbage without pollution and with low energy consumption by using the system comprises the following steps:
a) the garbage is leached, the temperature of water for leaching is 60-90 ℃, the water temperature can be adjusted according to the type of garbage to be treated, for example, domestic garbage can be leached by selecting water with higher temperature, medical garbage can be leached by selecting water with lower temperature, solid small particles in the garbage can be removed by leaching, and the difficulty in crushing the garbage caused by the lubricating effect of the solid small particles in the garbage crushing process is avoided;
b) crushing the washed garbage;
c) agglomerating the garbage crushed in the step b), wherein the agglomerated garbage blocks are porous blocks;
d) vacuumizing and drying the garbage blocks prepared in the step c), wherein the air pressure in a drying bin 4 is 0.5-10 Kpa, and cooling the exhausted air at normal temperature and normal pressure to obtain waste liquid;
e) mixing the leaching wastewater obtained in the step a) and the waste liquid obtained in the step d), performing gas-liquid separation and oil-water separation, burning the separated gas and oily substances, and heating the separated water;
f) and d) carrying out catalytic heat treatment on the garbage blocks subjected to the drying treatment in the step d) by utilizing the heat generated in the incineration of the gas and the oily matters obtained by separation in the step e).
The step c) and the step d) can be exchanged according to the type of the garbage to be actually treated, for example, when the medical garbage is treated, the medical garbage fragments are not easy to agglomerate, even if the medical garbage fragments are agglomerated under hot pressing, the garbage fragments are also easy to break into original fragment states, so that the medical garbage fragments can be dried firstly and then subjected to hot pressing agglomeration, and the garbage fragments produced in the way are not easy to break.
In order to avoid blocking of the pipeline of the heat exchanger 8 by solids in the flue gas, in the step e), the flue gas generated by burning the separated gas and oily matters is dedusted and then used for heating the separated water, the dedusted flue gas is subjected to photocatalytic degradation after the separated water is heated, the separated gas and the flue gas generated by burning the oily matters are used for heating the separated water after thermal power generation, and the flue gas generated by catalytic heat treatment of the garbage blocks in the step f) can be used for heating the separated water in the step e).
In order to reduce the burden of the oil-water separation tank 7, in the step a), leaching wastewater generated by leaching enters the standing tank 6 for standing and settling, and the precipitate obtained by standing and settling is used for manufacturing the garbage blocks in the step c). In order to reduce the emission of organic substances into the environment, the gas obtained by pumping in the step d) is cooled, and the residual gas is mixed with the gas obtained by separating in the step e) and then is incinerated.
According to the invention, the hot water is used for leaching the garbage, so that oily matters in the garbage can be effectively reduced, the solid garbage can be crushed by the crusher 2, the content of oxidizable and decomposable organic matters in the solid garbage can be reduced, the solid garbage can be oxidized and decomposed in the oxidative decomposition furnace 5, and meanwhile, the heat generated by the combustion of the oily matters can be used for providing corresponding heat for a heat unit in the whole system, such as heat for a thermal power generation unit. In the step d), the evaporation of the water content of the garbage fragments and the volatilization of the volatile organic compounds can be accelerated by utilizing the residual heat on the solid garbage and the low-pressure environment, so that the time required by the oxidation decomposition of the solid garbage in the oxidation decomposition furnace 5 can be further shortened.
Compared with the prior ERCM technology, the method has the advantages that the inflammable matter and the conventional inflammable matter are separated, the time required by the oxidative decomposition of the solid garbage can be shortened while the high temperature generated by the incineration of the inflammable matter is utilized, the energy consumption in the garbage treatment can be further reduced by utilizing the high temperature generated by the incineration of the inflammable matter for power generation, and the solid generated by the oxidative decomposition of the solid garbage can be used as fertilizer, high-temperature refractory bricks, catalyst carriers, ceramic parts and the like.
The waste such as sludge may be directly agglomerated, dried under low pressure, and then put into the oxidative decomposition furnace 5 for oxidative decomposition. For organic matters such as plastic particles and the like which are difficult to extrude and agglomerate at normal temperature, the organic matters can be mixed with particles which are easy to extrude and agglomerate at normal temperature for agglomeration.
Smash back refabrication porous piece with rubbish, under the material prerequisite that easily sinters into the piece such as not adding clay, the rubbish piece after the oxidative decomposition also very easily breaks into graininess, and the cavity on the rubbish piece does benefit to the inside circulation of air of rubbish heap after the rubbish piece is stacked simultaneously, can accelerate the oxidative decomposition of rubbish heap to improve rubbish nuisanceless low energy consumption treatment effeciency.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications are possible which remain within the scope of the appended claims.
Claims (10)
1. The method for recycling and treating garbage without pollution and with low energy consumption is characterized by comprising the following steps:
a) leaching the garbage, wherein the temperature of water for leaching is 60-90 ℃;
b) crushing the washed garbage;
c) agglomerating the garbage crushed in the step b), wherein the agglomerated garbage blocks are porous blocks;
d) vacuumizing and drying the garbage blocks prepared in the step c), wherein the air pressure in a drying bin (4) is 0.5-10 Kpa, and cooling the exhausted air at normal temperature and normal pressure to obtain waste liquid;
e) mixing the leaching wastewater obtained in the step a) and the waste liquid obtained in the step d), performing gas-liquid separation and oil-water separation, burning the separated gas and oily substances, and heating the separated water;
f) and d) carrying out catalytic heat treatment on the garbage blocks subjected to the drying treatment in the step d) by utilizing the heat generated in the incineration of the gas and the oily matters obtained by separation in the step e).
2. The method for recycling and treating garbage without pollution and with low energy consumption according to claim 1, wherein in the step e), the flue gas generated by burning the separated gas and oily substances is subjected to dust removal and then is used for heating the separated water.
3. The method for recycling and treating garbage without pollution and with low energy consumption according to claim 1, wherein in the step e), the flue gas after dust removal is subjected to photocatalytic degradation after the separated water is heated.
4. The method for recycling and treating garbage without pollution and with low energy consumption according to claim 1, wherein in the step e), the flue gas generated by burning the separated gas and oily substance is used for heating the separated water after the flue gas is used for thermal power generation.
5. The method for recycling and treating garbage without pollution and with low energy consumption according to claim 1, wherein in the step a), the leaching wastewater generated by leaching enters a standing tank (6) for standing and settling, and the precipitate obtained by standing and settling is used for manufacturing the garbage blocks in the step c).
6. The method for recycling and treating garbage without pollution and with low energy consumption according to any one of claims 1 to 5, wherein in the step e), flue gas obtained by performing catalytic heat treatment on garbage blocks in the step f) is used for heating water obtained by separation in the step e).
7. The method as claimed in claim 6, wherein the residual gas after cooling the gas extracted in step d) is mixed with the gas separated in step e) and then incinerated.
8. The system for the pollution-free low-energy-consumption garbage recycling treatment method according to any one of claims 1 to 7, characterized in that a discharge port of the semi-closed type leaching bin (1) is communicated with a feed port of the crusher (2) through a first auger, a discharge port of the crusher (2) is communicated with a feed port of the block making machine (3) through a second auger, a discharge end of the block making machine (3) is communicated with a feed end of the drying bin (4) through a first conveying belt, and a discharge end of the drying bin (4) is communicated with a feed end of the oxidative decomposition furnace (5) through a second conveying belt; the liquid outlet end of the semi-closed type leaching bin (1) is in fluid conduction connection with the liquid inlet end of the standing tank (6) through a first water conveying pipe, the liquid outlet end of the standing tank (6) is in fluid conduction connection with the liquid inlet end of the oil-water separation tank (7) through a second water conveying pipe, the oil-water separation tank (7) is in fluid conduction connection with the water inlet end of the heat exchanger (8) through a third water conveying pipe at the water outlet end, the water outlet end of the heat exchanger (8) is in fluid conduction connection with the water inlet end of the water storage tank (9) through a fourth water conveying pipe, the water outlet end of the water storage tank (9) is in fluid conduction connection with the water inlet end of the booster pump (17) through a fifth water conveying pipe, and the water outlet end of the booster pump (17) is in fluid conduction connection with the water inlet end of the leaching sprayer in the semi-closed type leaching bin (1) through a sixth water conveying pipe; the oil outlet end of the oil-water separation tank (7) is communicated with the fluid oil inlet end of the oil storage tank (10) through a first oil delivery pipe, and the oil storage tank (10) is communicated with the fluid oil inlet end of the incinerator (11) through a second oil delivery pipe; the air outlet end of the drying bin (4) is in fluid conduction connection with the air inlet end of a vacuum pump (18), the air outlet end of the vacuum pump (18) is in fluid conduction connection with the air inlet end of an oil-water separation tank (7), the air outlet end of the oil-water separation tank (7) is in fluid conduction connection with the air inlet end of an air pump (19) through a first air pipe, the air outlet end of the air pump (19) is in fluid conduction connection with the air inlet end of an air storage tank (16) through a second air pipe, the air outlet end of the air storage tank (16) is in fluid conduction connection with the air inlet end of an incinerator (11) through a third air pipe, the air outlet end of the incinerator (11) is in fluid conduction connection with the air inlet end of an oxidative decomposition furnace (5) through a first hot air conveying pipe, the air outlet end of the incinerator (11) is in fluid conduction connection with the air inlet end of a thermal power generator (12) through a second hot air conveying pipe, and the air outlet end of the thermal power generator (12) is in fluid conduction connection with the air inlet end of a heat exchanger (8) through a third hot air conveying pipe, the air outlet end of the heat exchanger (8) is in fluid conduction connection with the air inlet end of the electric dust removal equipment (13) through a fourth hot air conveying pipe, and the air outlet end of the electric dust removal equipment (13) is in fluid conduction connection with the air inlet end of the photocatalytic degradation equipment (14) through a fifth hot air conveying pipe; the gas outlet end of the oxidation decomposition furnace (5) is in fluid conduction connection with the gas inlet end of the heat exchange through a sixth hot gas conveying pipe; the thermal power generator (12) is electrically connected with the electric storage equipment through the voltage stabilizer, and the electric storage equipment is electrically connected with the negative ion generator (15) through the voltage transformation equipment; the air outlet end of the negative ion generator (15) is in fluid conduction connection with the air inlet end of the oxidative decomposition furnace (5).
9. The system of claim 8, wherein the outlet of the anion generator (15) is in fluid communication with the inlet of the photocatalytic degradation device (14).
10. The system of claim 9, wherein the outlet of the ionizer (15) is fluidly connected to the inlet of the incinerator (11).
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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