TW202220762A - Circulating regeneration device capable of converting the waste sludge into porous material with high added value - Google Patents

Abstract

The present invention provides a circulating regeneration device, which includes a gasification pyrolysis device, a heat exchange device, a carbonization sintering device, a pulverization device, a first drying device, a stirring device, a granulation device and a second drying device. The gasification pyrolysis device is used to perform gasification and pyrolysis on the contained hard fiber material to generate a biomass gas. The heat exchange device collects the biomass gas, cools and condenses the collected biomass gas, and then transports the cooled and condensed biomass gas to the carbonization sintering device for serving as biomass gas required for burning. After using the pulverization device to pulverize sludge agglomerates into sludge powder, the first drying device is used to dry the sludge agglomerates so as to reduce the water content thereof. Then, the stirring device is provided to add a suitable additive to the sludge powder and perform stirring to form a sludge mixture. The granulation device performs granulation processing on the sludge mixture, and then the second drying device dries the same to reduce the water content of the sludge mixture, which is then sent to the carbonization sintering device for being sintered at high temperature to form a plurality of porous materials, while the afterheat generated by the carbonization sintering device can also be used for a power generation device to generate electric power.

Description

Recycling device

The present invention relates to the technology of reusing agricultural waste with hard fiber material and waste sludge whose heavy metal content is within the range specified by the environmental protection law, especially to a gasification of agricultural waste with hard fiber material The biomass gas produced after pyrolysis is used as fuel, and the biomass gas is used to sinter the sludge mixture in granular shape and mixed with appropriate additives, so that the waste sludge becomes high in the amount permitted by relevant laws and regulations. Recycling device for value-added porous materials.

In general, sludge or industrial recyclable materials will not only produce organic volatile bad gases (hazardous gases), but may also contain substances such as heavy metals and pathogenic microorganisms. In addition, these sludges from sewers or sewage treatment plants or organic sludges actually contain a large number of organic substances and rich nutrients required for plant growth, such as nitrogen, phosphorus, potassium, magnesium , calcium, sulfur and other trace elements.

In addition, although these sludges contain heavy metal components, after proper treatment, the content of these heavy metal components in the sludge can also meet the relevant laws and regulations, and then these treated sludges can be used under legal conditions. Alternative raw materials for construction Use or build raw materials for sponge cities, such as raw materials or admixtures for cement, asphalt mixtures, artificial granular-grade ingredients, lightweight aggregates, foamed aggregates, thermal insulation materials or Permeable building materials and other applications, and comply with relevant laws and standards; in addition, some sludge comes from sewers, reservoir sediment, water plant sediment, water purification plant sludge, urban sewage plant sludge, general industrial sewage plant sludge or Low-hazard sludge such as general sludge with reduced volume and reduced volume, therefore, when these low-hazard sludges are treated, they contain high nutrients that are beneficial to crops, such as nitrogen, phosphorus, potassium, magnesium, Calcium, sulfur and other trace elements, so these treated low-hazard sludge can be used as soil conditioner for agriculture or granules with water adjustment effect, and it has quite good economic, environmental and social benefits Wait.

In addition, agricultural wastes of general hard fiber materials, such as coconut shells, palm husks, long-fiber agricultural wastes and forest pruning materials, are usually directly burned after being exposed to the sun, causing a source of air pollution. These agricultural wastes can be properly treated to generate biomass gas as fuel, and in the process of making biomass gas, the organic mixed liquid and trace amounts of the separated organic gas can be separated from the biomass gas through washing, condensation and other processes. The element can be used as a natural wood tar liquid for crop nutrients and insect repellent and sterilization after professional technical process. This wood tar liquid is also commonly known as wood vinegar liquid. Feeding livestock to reduce the amount of antibiotics, or reduce the odor of livestock manure and other purposes.

Therefore, how to use the biomass gas produced by gasification and pyrolysis of agricultural waste to sinter harmless waste sludge, so that waste sludge and agricultural waste can be converted into renewable materials, such as bio-carbon, organic acid, biomass Gas and green energy for power generation will contribute to the reuse of resources to achieve the so-called circular economy.

The purpose of the present invention is to provide a kind of waste sludge with heavy metal content conforming to legal regulations by using biomass gas produced by gasification and pyrolysis of agricultural waste, and make the granular sludge into porous porous material with high added value. Recycling and regeneration device for porous materials, these porous materials have the functions of water absorption, light weight, filtration and catalysis, and the biomass gas produced by them can be used as biomass fuel, thereby reducing the use of fuel oil, natural gas and other resources, saving energy For the purpose of energy, the biological carbon formed by the gasification and pyrolysis of agricultural wastes can not only be added to the soil for soil improvement purposes, but also can be activated by an activation device to become activated carbon. It has a wider range of uses, and achieves the effect of recycling resources and enhancing the added value of reused products, which has practical value.

In order to achieve the above-mentioned purpose, the present invention provides a circulatory regeneration device, which is to sinter the granular plural sludge mixture with a biomass gas produced by the gasification and pyrolysis process of a plurality of hard fibrous materials in the form of blocks. It becomes a plurality of porous materials, and the recycling device includes a gasification pyrolysis device, a heat exchange device, a carbonization and sintering device, a crushing device, a first drying device, a stirring device, a granulation device and a first Two drying devices, wherein the gasification and pyrolysis device includes a first heating space for accommodating the hard fiber materials, a second heating space disposed under the first heating space, and a second heating space disposed under the first heating space. A spacer unit between the heating space and the second heating space, a first heating unit disposed in the first heating space, a pushing unit disposed in the first heating space, and an electrical connection between the first heating unit and the The control unit of the pushing unit, wherein the gasification pyrolysis device makes the hard fiber materials generate the biomass gas, and the hard fiber materials are formed into a plurality of bio-carbons, and the spacer unit has a plurality of through-holes. holes, so that the pushing unit pushes the bio-carbons formed by the gasification and pyrolysis of the hard fiber materials to fall to the second heating space through the through holes; the heat exchange device uses a first A collection pipeline collects the biomass gas at the first heating space in the gasification pyrolysis device; and transports the biomass gas to the carbonization and sintering device as a combustion chamber after being cooled and condensed by the heat exchange device The required gas, and the wood tar liquid produced during cooling and condensation will be collected in a cooling system; secondly, the crushing device will disintegrate sewage sludge, reservoir bottom sludge, water plant bottom sludge, water purification plant sludge or sewage After the multiple sludge agglomerates composed of at least one of the sludge from the factory are crushed into multiple sludge powders, the sludge powders will be processed by the first drying device provided with a third heating unit. After drying to reduce its moisture content, the dried sludge powder is then transported to the stirring device, and the stirring device adds the dried sludge powder to a batching unit of the stirring device. The at least one additive is stirred to form a sludge mixture containing silicon components, wherein the batching unit provides the additive corresponding to the sludge powder according to the material properties of the sludge agglomerates; the granulation device After the sludge mixture from the stirring device is granulated, the sludge mixture is formed into the sludge mixture in granular shape, and then dried by the second drying device to reduce the sludge into granular shape. The moisture content of the sludge mixtures in the shape is sent to a sintering tube unit of the carbonization and sintering device, and the sintering tube unit will make the sludge mixtures in the granular shape sintered at high temperature to become a plurality of porous materials , wherein, the heavy metal content of these sludge agglomerates is in compliance with legal regulations after the analysis of the toxicity characteristic dissolution procedure of the sludge agglomerates.

Further, the first drying device is further provided with a first thermal connection pipeline connected to the carbonization and sintering device, and the second drying device is further provided with a second thermal connection pipeline connected to the carbonization and sintering device.

Further, the first drying device measures the weight of the sludge powder before drying and the weight after drying, respectively, and makes the sludge powder dry after drying by the first drying device. The moisture content is between 50% and 80%.

Further, the second heat exchange unit is further provided with a first fractionation pipeline for collecting a wood tar liquid produced by the condensation of the biomass gas and a cooling system connected to the other end of the first fractionation pipeline, and the wood tar liquid is Containing organic acids and trace elements, the cooling system collects the wood tar liquid and maintains its temperature between 5°C and 85°C.

Further, the sintered tube unit further has at least one outer tube that rotates in a first direction, a plurality of inner tubes disposed in a first inner space of each of the outer tubes and can be rotated in a second direction, and a plurality of respectively A screw that is arranged in a second inner space of each inner tube and can rotate in the second direction of the inner tube, wherein each of the inner tubes is provided with an input end connected to the second drying device, and the outer tubes are each provided with an input end connected to the second drying device. An output end is connected to a discharging device, and the first inner space, the second inner space, the input end and the output end are communicated with each other, and the first direction is different from the second direction.

Further, the second drying device is further provided with a fourth heating unit electrically connected to the control unit, the temperature of the second drying device will be maintained between 150°C and 300°C, and the granular shape of the When the sludge mixture is output to the carbonization and sintering device, the moisture content is less than or equal to 30% and greater than 5%.

Further, the additive comprises calcium carbonate (CaCO3), iron oxide (Fe2O3), aluminum oxide (Al2O3), calcium oxide (CaO), Ca(OH) ₂ , manganese monoxide (MnO), manganese dioxide (MnO) ₂ ), silicon dioxide (SiO ₂ ), calcium sulfate (CaSO4), calcium phosphate (Ca3(PO4)2), aluminum nitride (AlN) and at least one of the group consisting of silicon oxynitride (SiOxNy).

Further, the carbonization and sintering device is provided with a steam generating unit on the second heating unit, and an activation device is arranged between the second heating space and the steam generating unit of the gasification pyrolysis device, and the steam generating unit generates The gas will be sent to the activation device, and the bio-carbon will be sent from the second heating space to the steam generating unit, wherein the bio-carbon in the activation device will react with the gas sent by the steam generating unit On the other hand, it is converted into a plurality of activated carbons and then output to the outside.

Further, the second heating unit maintains the temperature of the first inner space and the second inner space in the sintered tube unit between 300°C and 1050°C.

Further, a buffer unit is further provided between the second heat exchange unit and the second collection pipe of the heat exchange device.

Therefore, the present invention has the following beneficial effects compared with the prior art: (1) the inner tube and the outer tube of the sintered tube unit of the carbonization and sintering device of the present invention are designed in a sub-mother type, which can save the use space; (2) the present invention The waste heat generated by the carbonization and sintering device is provided by the first heat connection pipe and the second heat connection pipe to the heat energy required by the first drying device and the second drying device for drying to achieve recycling; ( 3) The porous materials produced by sintering and sintering the sludge in the present invention can be used as soil improvement materials for agriculture, substitute raw materials for building materials or related materials for building materials, and have quite good economic and environmental benefits. and social benefits.

Several preferred embodiments of the technical features and operation methods of the present application are listed hereafter, together with the illustrations and descriptions, for the reference of examination. Furthermore, the scales of the drawings in the present invention are not necessarily drawn according to the actual scale for the convenience of explanation, and the scales in the drawings are not intended to limit the scope of the claimed protection of the present invention.

Regarding the technology of the present invention, please refer to FIG. 1 to FIG. 4 , the recycling device 100 of the present invention is to generate a raw A plurality of sludge mixtures 620 in granular shape are sintered into a plurality of porous materials 700 by using high quality fuel gas 500 to sinter them into a plurality of porous materials 700. The circulation regeneration device 100 includes a gasification pyrolysis device 10, a heat exchange device 20, and a carbonization and sintering device. 30. A crushing device 40 , a first drying device 50 , a stirring device 60 , a granulating device 70 , a second drying device 80 and an activation device 90 .

The gasification pyrolysis device 10, please refer to FIG. 2 and FIG. 4 again, includes a first heating space 11 for accommodating the hard fiber materials 400, a first heating space 11 disposed under the first heating space 11 The second heating space 12, an interval unit 13 disposed between the first heating space 11 and the second heating space 12, a first heating unit 14 disposed in the first heating space 11, and an electrical connection to the first heating space 11. A control unit 15 of the heating unit 14 and a pushing unit 16 disposed in the first heating space 11 and electrically connected to the control unit 15, wherein the gasification and pyrolysis device 10 causes the hard fiber materials 400 to produce the Biomass gas 500, and the hard fiber materials 400 are formed into a plurality of bio-carbons 410, and the spacing unit 13 has a plurality of through holes 131, so that the pushing unit 16 pushes the hard fiber materials 400 to gasify The bio-chars 410 formed after the pyrolysis process pass through the through holes 131 and fall to the second heating space 12, and the second heating space 12 has an inclined surface (not numbered), so that it can be collected and dropped to this point The bio-carbons 410 on the inclined surface, the block-shaped hard fiber materials 400 in this embodiment can be coconut shells, palm husks, palm husks, etc. Rice husks, husks, hard shells, wood chips, waste wood, rice stalks, corn bones, corn stalks, wheat husks, wheat stalks, rubao (space bags discarded after growing mushrooms), bark, twigs, bamboo stalks and Agricultural waste such as waste bamboo materials, and the moisture content of these hard fiber materials 400 is between 3% and 25%. The diameter and width of the through holes 131 are substantially larger than the width of the hard fiber materials 400 , so that the control unit 15 can control the pushing unit 16 to push the bio-carbon 410 after the gasification and pyrolysis process. The hard fiber materials 40 are formed, so that the hard fiber materials 40 pass through the through holes 131 and then fall from the first heating space 11 to the second heating space 12 below, and it is convenient for the user to be heated by the second heating space 12. The space 12 takes out the hard fiber materials 40 which become bio-carbon 410 for reuse.

The heat exchange device 20 is connected to the gasification and pyrolysis device 10 and includes a first collection pipe 21 connected to the heating space 11 and a first heat exchange unit connected to the other end of the first collection pipe 21 22 and a second heat exchange unit 23 connected to the other end of the first heat exchange unit 22. In this embodiment, the first heat exchange unit 22 may be a washing tower, and the second heat exchange unit 23 may be a condensing tower. , wherein, the second heat exchange unit 23 is further provided with a first fractionation pipeline 231 for collecting a wood tar liquid 800 produced by the condensation of the biomass fuel gas 500 and a cooling system 24 connected to the other end of the first fractionation pipeline 231 , and the wood tar liquid 800 contains organic acids and trace elements. The cooling system 24 collects the wood tar liquid 800 and maintains its temperature between 5°C and 85°C. The cooling system 24 can utilize the gasification pyrolysis device. The heat generated by 10 maintains the temperature of the wood tar liquid 800 in the cooling system 24, whereby the wood tar liquid 800 can be prevented from being separated from oil and water, and the trace elements contained in the wood tar liquid 800 and the The acetic acid component contained can be separated. In addition, the first heat exchange unit 22 and the second heat exchange unit 23 of the heat exchange device 20 can be respectively added to multiple sets of the first heat exchange unit 22 according to requirements. with the second heat exchange unit 23 .

The carbonization and sintering device 30 is connected to the heat exchange device 20 . Please refer to FIG. 3 again. The carbonization and sintering device 30 includes a second collection pipeline 31 connected to the second heat exchange unit 23 , a second collection pipeline 31 for storing the second heat exchange unit 23 The first gas storage unit 32 of the biomass gas collected by the collection pipeline 31, a fan unit 33 electrically connected to the control unit 15, a second heating unit 34 electrically connected to the control unit 15, and a sintering unit The pipe unit 35, wherein the second heating unit 34 burns the mixed gas that has been mixed with the biomass gas 500 in the first gas storage unit 32 and the outside air provided by the fan unit 33, that is, the The mixed gas will generate flame from the furnace head (not numbered) of the second heating unit 34, whereby the second heating unit 34 can heat the sintering tube unit 35, please refer to FIG. 3 again, and the sintering The tube unit 35 further has at least one outer tube 351 rotatable along a first direction X, a plurality of inner tubes 353 disposed in a first inner space 352 of each of the outer tubes 351 and rotatable along a second direction Y, and A plurality of screws 355 are respectively disposed in a second inner space 354 of each inner tube 353 and can rotate in the second direction Y of the inner tube 353. The screws 355 are electrically connected to the control unit 15 and use A turning device (not shown) makes the rotation direction of the inner pipe 353 and the outer pipe 351 different, wherein each of the inner pipes 353 has an input end 356 connected to the second drying device 80, and the outer pipes 351 Each is provided with an output end 357 connected to a discharging device 36, and the first inner space 352, the second inner space 354, the input end 356 and the output end 357 are communicated with each other, and the first direction X and the first direction X are connected to each other. The two directions Y are different, and the carbonization and sintering device 30 uses the second heating unit 34 to maintain the temperature of the first inner space 352 and the second inner space 354 in the sintering tube unit 30 between 300°C and 1050°C. In addition, the carbonization and sintering device 30 may further be provided with an auxiliary heating unit 37. When the biomass gas 500 provided to the second heating unit 34 is insufficient, the auxiliary heating unit 37 may provide a heat source or other combustible gas, such as: Natural gas, commercially available gas barrels, etc. are used to heat the carbonization and sintering device 30. When the carbonization and sintering device 35 generates too much heat, it can be used as a source of heat for other system equipment. Please refer to Figure 1 again. As shown in FIG. 3 , the carbonizing and sintering device 30 is provided with a steam generating unit 38 on the second heating unit 34 , whereby the steam generating unit 38 can heat the water inside the steam generating unit 38 by the second heating unit 34 Converted to gas and then output, this embodiment is water vapor, but not limited to this.

The pulverizing device 40 pulverizes plural sludge agglomerates 600 composed of at least one of sewage sludge, reservoir bottom sludge, waterworks bottom sludge, water purification plant sludge or sewage plant sludge into plural sludges Powder 610, wherein the particle size of the sludge powder 610 is greater than or equal to 1 mm and less than or equal to 5 mm, and after the sludge agglomerates 600 are analyzed by the toxicity characteristic dissolution procedure, the sludge agglomerates The heavy metal content of block 600 is determined in accordance with the law.

The first drying device 50 includes a third heating unit 51 and a first thermal connection pipeline 52 for receiving the waste heat of the carbonization and sintering device 30 , wherein the third heating unit 51 will be transported to the first drying device 50 of the sludge powders 610 are dried, the first drying device 50 respectively measures the weight of the sludge powders 610 before drying and the weight after drying, and makes the sludge powders 610 dry. The moisture content of the body 610 after being dried by the first drying device 50 is between 50% and 80%.

The stirring device 60 is connected to the first drying device 50 and includes a batching unit 61 capable of providing a plurality of additives. The stirring device 60 receives the sludge powders 610 dried by the first drying device 50, The sludge powders 610 and at least one of the additives are stirred to form a sludge mixture 620 containing silicon components, wherein the batching unit 61 provides the corresponding sludge according to the material properties of the sludge agglomerates 600 The additive of the sludge powder 610, and the additive is selected from calcium carbonate (CaCO3), iron oxide (Fe2O3), aluminum oxide (Al2O3), calcium oxide (CaO), Ca(OH) ₂ , manganese monoxide ( MnO), manganese dioxide (MnO ₂ ), silicon dioxide (SiO ₂ ), calcium sulfate (CaSO4), calcium phosphate (Ca3(PO4)2), aluminum nitride (AlN) and silicon oxynitride (SiOxNy) at least one of the groups.

The granulation device 70 is connected to the stirring device 60, and the sludge mixture 620 from the stirring device 60 is subjected to a granulation treatment, so that the sludge mixture 620 is formed into the sludge mixture 620 in a granular shape, Wherein, the granulation device 70 makes the particle size of the sludge mixture 620 in granular shape be greater than or equal to 0.2 mm and less than or equal to 50.0 mm. as well as

One end of the second drying device 80 is connected to the granulating device 70 for drying the sludge mixture 620 in granular shape after granulation treatment, and the other end is for drying the sludge mixture 620 in granular shape after drying. The sludge mixtures 620 are sent to the connected carbonization and sintering device 30 . The second drying device 80 is also provided with a fourth heating unit 81 electrically connected to the control unit 15 , and a fourth heating unit 81 that receives waste heat from the carbonization and sintering device 30 . The second heat connection pipeline 82, wherein, the temperature of the second drying device 80 will be maintained between 150 ° C and 300 ° C, and the sludge mixture 620 in granular shape is output to the carbonization and sintering device 30. The moisture content is less than or equal to 30% and greater than 5%.

The activation device 90 has an accommodating space, one end of which is connected to the steam generating unit 38 and receives the gas generated by the steam generating unit 38 , and the other end is connected to the second heater of the gasification and pyrolysis device 10 . space 12, and the biological carbon 410 in the second heating space 12 is transported to the accommodating space of the activation device 90, and the biological carbon 410 and the steam generating unit 38 are transported to the activation device 90 The gas reacts and turns into a plurality of activated carbons 420, and the activation device 90 outputs the activated carbons 420 to the outside.

The sludge mixture 620 in granular shape is dried by the second drying device 80 and then transported to the sintering tube unit 35 of the carbonization and sintering device 30 for high temperature sintering to become a plurality of the porous materials 700, and the porous materials 700 can be one of porous ceramic particles, porous ceramic soil, porous border stones, lightweight materials or aggregates. The porous material 700 in this embodiment is porous ceramic particles.

Thereby, the gasification and pyrolysis device 10 gasifies and pyrolyzes the block-shaped hard fiber materials 400 accommodated in the first heating space 11 to generate the biomass gas 500 , and uses the heat exchange device 20 to The biomass gas 500 is subjected to cooling and condensation treatment, and then the biomass gas 500 after the cooling and condensation treatment is sent to the carbonization and sintering device 30 as the gas required for combustion, and the wood tar produced during cooling and condensation The liquid 800 will be collected in the cooling system 24. Next, the crushing device 40 crushes the sludge agglomerates 600 into the sludge powder 610, and then uses the first drying device 50 to crush the sludge. The sludge powder 610 is dried, so that the sludge powder 610 with lower moisture content is easy to form the sludge mixture 620 with the additive in the stirring device 60, and the granulation device 70 then makes the sludge mixture 620. After the mixture 620 is granulated, the second drying device 80 is used to dry the granular sludge mixture 620 for the second time, so that the granular sludge mixture 620 has a low moisture content When the sludge 600 of the sludge powder 610 and the sludge mixture 620 in granular shape are in the sintering tube unit 35, because the second heating unit 34 will cause the The temperature from the second inner space 354 to the first inner space 352 of the outer tube 351 is maintained between 300°C and 1050°C, and the second heating unit 34 uses a non-open flame direct heating method to heat the sintered tube unit 35, so , the sludge mixture 620 in granular shape can have sufficient time to be uniformly heated and sintered to form the porous materials 700 .

In other words, the second heating unit 34 of the carbonization and sintering device 30 mixes the biomass gas 500 stored in the first gas storage unit 32 with the outside air provided by the fan unit 33, and then mixes The two gases are ignited and burned to generate a heat source, and the open flame generated by the second heating unit 34 does not directly heat the outer tube 351 and the inner tube 353 of the sintered tube unit 35, but adopts an indirect heating method. When the sludge mixture 620 in granular shape passes through the first inner space 352 and the second inner space 354, it will be sintered at high temperature into the porous material 700, and then the output end 357 is connected to the discharge material At the same time, the waste heat generated by the carbonization and sintering device 30 can be transferred to the first drying device 50 and the The second drying device 80 is used to dry the sludge powder 610 or the granular sludge mixture 620 formed from the sludge agglomerates 600, so that the waste heat can be reused, and also Or when the waste heat generated by the carbon sintering device 30 is excessive in the future, a power generation system 900 can be connected to utilize the waste heat generated by the carbon sintering device 30 to generate electricity.

Please refer to FIG. 5 again, which is a system configuration diagram of a circulatory regeneration device 100 according to another embodiment of the present invention. The structure and production effect of the circulatory regeneration device 100 of this other embodiment are substantially the same as those of the above-mentioned embodiment. It will not be repeated here, wherein, in the recycling device 100 of this other embodiment, a buffer unit 90 is further provided between the second heat exchange unit 23 of the heat exchange device 20 and the second collection pipe 31 . , the buffer unit 90 is further composed of a plurality of buffer tanks, whereby the biomass gas 500 output from the first heating space 11 can be collected and then stably output to the carbonization and sintering device 30 for use, that is, The biomass fuel gas 500 is first sent to the buffer unit 90 and then sent to the first gas storage unit 32 for use. The buffer grooves are also provided with grooves that are spirally designed along the inner wall surface of the buffer grooves. The wood tar contained in the biomass gas 500 stored in the buffer tank can fall down to the bottom of the buffer tank along the spirally designed grooves, so as to facilitate the collection of the wood tar.

To sum up, the circulatory regeneration device of the present invention can replace the general high-polluting combustion boilers such as coal, fuel oil, and heavy oil, which can not only save energy consumption such as liquefied natural gas and gas, but also reduce air pollution and the generation of air pollution during combustion. wastes, such as bottom ash, fly ash and oil residue, etc., can also reduce operating costs, meet the multi-win aspects of environmental protection, economic and social benefits, and have the following advantages (1) The carbonization and sintering device of the present invention The inner tube and the outer tube of the sintering tube unit are designed in a sub-mother type, which can save the use space; (2) the present invention utilizes the waste heat generated by the carbonization and sintering device from the first heat connection tube and the second heat connection tube. Provide the heat energy required for drying to the first drying device and the second drying device to achieve recycling; (3) the porosity produced by the sintering of the sludge agglomerate after treatment in the present invention The material can be used as an agricultural soil conditioner or a substitute raw material for building materials, and has quite good economic benefits.

The content of the present invention has been described in detail above, but the above are only preferred embodiments of the present invention, which should not limit the scope of the present invention. Modifications should still fall within the scope of the patent of the present invention.

100: Recycling device 10: Gasification pyrolysis device 11: The first heating space 12: Second heating space 13: Spacer unit 14: The first heating unit 15: Control unit 16: Push unit 20: heat exchange device 21: The first collection line 22: The first heat exchange unit 23: Second heat exchange unit 231: First Fractionation Line 24: Cooling system 30: Carbonization and sintering device 31: Second collection line 32: The first gas storage unit 33: Fan unit 34: Second heating unit 35: Sintered tube unit 351: Outer tube 352: First interior space 353: Inner tube 354: Second Interior Space 355: Screw 356: Input 357: output terminal 36: Discharge device 37: Auxiliary heating unit 38: Steam generating unit 40: Crushing device 50: The first drying device 51: The third heating unit 52: The first thermal connection line 60: Stirring device 61: Ingredients unit 70: Granulation device 80: Second drying device 81: Fourth heating unit 82: Second thermal connection line 90: Buffer unit 400: Hard fiber material 410: Biochar 420: Activated carbon 500: Biomass Gas 600: Sludge agglomerates 610: Sludge powder 620: Sludge mixture 700: Porous material 800: wood tar liquid 900: Power Plant X: first direction Y: the second direction

Fig. 1 is a system configuration diagram of the circulatory regeneration device of the present invention. Fig. 2 is a schematic diagram of the connection between the gasification pyrolysis device and the heat exchange device of the present invention. Fig. 3 is a schematic diagram of the structure of the carbonization and sintering device of the present invention. Fig. 4 is a partial perspective three-dimensional schematic diagram of the gasification pyrolysis device of the present invention. Fig. 5 is a system configuration diagram of a circulatory regeneration device according to another embodiment of the present invention.

100: Recycling device

10: Gasification pyrolysis device

14: The first heating unit

15: Control unit

20: heat exchange device

21: The first collection line

22: The first heat exchange unit

23: Second heat exchange unit

24: Cooling system

30: Carbonization and sintering device

31: Second collection line

34: Second heating unit

38: Steam generating unit

40: Crushing device

50: The first drying device

51: The third heating unit

52: The first thermal connection line

60: Stirring device

61: Ingredients unit

70: Granulation device

80: Second drying device

81: Fourth heating unit

82: Second thermal connection line

90: Activation device

400: Hard fiber material

410: Biochar

420: Activated carbon

600: Sludge agglomerates

610: Sludge powder

620: Sludge mixture

800: wood tar liquid

900: Power Plant

Claims (10)

A circulatory regeneration device, which sinters a plurality of sludge mixtures in a granular shape with a biomass gas produced by a process of gasification and pyrolysis of a plurality of hard fibrous materials in the form of blocks to sinter them into a plurality of porous materials, The recycling device also includes: A gasification pyrolysis device, comprising a first heating space for accommodating the hard fiber materials, a second heating space disposed under the first heating space, a second heating space disposed under the first heating space and the second heating space A spacer unit in the heating space, a first heating unit disposed in the first heating space, a pushing unit disposed in the first heating space, and a control unit electrically connecting the first heating unit and the pushing unit , wherein, the gasification and pyrolysis device will generate the biomass gas from the hard fiber materials, and the hard fiber materials are formed into a plurality of bio-carbons, and the spacer unit has a plurality of through holes, so that the pusher unit Pushing the bio-chars formed by the gasification and pyrolysis of the hard fiber materials to fall to the second heating space through the through holes; a heat exchange device, connected to the gasification and pyrolysis device, and comprising a first collection pipeline connected to the first heating space, a first heat exchange unit connected to the other end of the first collection pipeline, and a connection a second heat exchange unit at the other end of the first heat exchange unit; A carbonization and sintering device, comprising a second collection pipeline connected to the second heat exchange unit, a first gas storage unit for storing the biomass gas collected by the second collection pipeline, and an electrical connection to the control A fan unit of the unit, a second heating unit electrically connected to the control unit, and a sintering tube unit, wherein the second heating unit will mix the biomass gas provided by the first gas storage unit and the fan unit. external air to heat the sintered tube unit; A pulverizing device, which pulverizes plural sludge agglomerates composed of at least one of sewage sludge, reservoir bottom sludge, waterworks bottom sludge, water purification plant sludge or sewage plant sludge into plural sludge powders ; a first drying device, comprising a third heating unit, the third heating unit drying the sludge powders transported to the first drying device; a stirring device, connected to the first drying device, and comprising a batching unit for providing at least one additive, the stirring device receives the sludge powder dried by the first drying device, and makes the sludge The powder and at least one additive are stirred to form a sludge mixture containing silicon components, wherein the batching unit provides the additive corresponding to the sludge powder according to the material properties of the sludge agglomerates; a manufacturing A granulation device, connected to the stirring device, and subjecting the sludge mixture from the stirring device to a granulation process, so that the sludge mixture is shaped into the sludge mixtures in granular shape; and A second drying device, one end is connected to the granulation device, and the other end is connected to the carbonization and sintering device; Wherein, after being dried by the second drying device, the sludge mixture in granular shape will be transported to the sintering tube unit of the carbonization and sintering device for high temperature sintering to become a plurality of the porous materials; Among them, after these sludge agglomerates are analyzed by the toxicity characteristic dissolution procedure, the heavy metal content of these sludge agglomerates is in compliance with legal regulations. The circulatory regeneration device as claimed in claim 1, wherein the first drying device is further provided with a first thermal connection pipeline connected to the carbonization and sintering device, and the second drying device is further provided with a first thermal connection pipeline connected to the carbonization and sintering device the second thermal connection pipeline. The circulatory regeneration device according to claim 1, wherein the first drying device measures the weight of the sludge powder before drying and the weight after drying, respectively, and makes the sludge powder undergo The moisture content of the first drying device after drying is between 50% and 80%. The circulatory regeneration device according to claim 1, wherein the second heat exchange unit is further provided with a first fractionation pipeline for collecting a wood tar liquid produced by the condensation of the biomass gas and connected to the first fractionation pipeline. A cooling system at the end, and the wood tar liquid contains organic acids and trace elements. The cooling system collects the wood tar liquid and maintains its temperature between 5°C and 85°C. The circulatory regeneration device of claim 1, wherein the sintered tube unit further comprises at least one outer tube that rotates in a first direction, a plurality of first inner spaces disposed in each of the outer tubes, and capable of rotating along a first direction. An inner tube that rotates in two directions, and a plurality of screws that are respectively disposed in a second inner space of each inner tube and can rotate in the second direction of the inner tube, wherein each of the inner tubes has an input end connected to the inner tube. The second drying device, each of the outer pipes is provided with an output end connected to a discharging device, and the first inner space, the second inner space, the input end and the output end are connected to each other, and the first direction different from this second direction. The circulatory regeneration device of claim 1, wherein the second drying device is further provided with a fourth heating unit electrically connected to the control unit, and the temperature of the second drying device is maintained at 150°C to 300°C time, and the moisture content of the sludge mixture in granular shape when output to the carbonization and sintering device is less than or equal to 30% and greater than 5%. The circulatory regeneration device according to claim 1, wherein the additive comprises calcium carbonate (CaCO3), iron oxide (Fe2O3), aluminum oxide (Al2O3), calcium oxide (CaO), Ca(OH) ₂ , monoxide Manganese (MnO), Manganese Dioxide (MnO ₂ ), Silicon Dioxide (SiO ₂ ), Calcium Sulfate (CaSO4), Calcium Phosphate (Ca3(PO4)2), Aluminum Nitride (AlN) and Silicon Oxy Nitride (SiOxNy) At least one of the formed groups. The cyclic regeneration device according to claim 1, further, the carbonization and sintering device is provided with a steam generating unit on the second heating unit, and the second heating space of the gasification pyrolysis device is located between the second heating space and the steam generating unit An activation device is also provided, the gas generated by the steam generating unit will be sent to the activation device, and the bio-chars will be sent from the second heating space to the steam-generating unit, wherein the bio-carbons in the activation device It reacts with the gas sent from the steam generating unit and is converted into a plurality of activated carbons before being output to the outside. The circulatory regeneration device according to claim 5, wherein the second heating unit maintains the temperature of the first inner space and the second inner space in the sintered tube unit between 300°C and 1050°C. The circulating regeneration device according to claim 1, further, a buffer unit is further provided between the second heat exchange unit and the second collection pipe of the heat exchange device.

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