KR101071576B1 - Waste pyrolysis apparatus - Google Patents

Abstract

One aspect of the present invention is a pyrolysis module in which waste is pyrolyzed; A heat supply module for supplying high temperature heat to the pyrolysis module; A mixing module receiving gas generated from the pyrolysis module when the waste is pyrolyzed and mixing the fuel with a predetermined mixing ratio to supply the heat supply module; And a vacuum pump for discharging the gas inside the pyrolysis module in which the waste is disposed to form the inside of the pyrolysis module in a vacuum state. An inner tank having an inner exhaust pipe for guiding the gas discharged from the cooling module; A middle tank formed to surround the inner tank and connected with the heat supply module to receive heat; An outer tank communicating with the middle tank through a middle exhaust port, the outer tank being formed to surround the middle tank; Since it includes a door for opening and closing the inlet, it is made of a triple barrier structure to move the gas to burn the waste, thereby minimizing the heat loss through this process of completely burning the gas generated from the waste once again This minimizes the release of pollutants.

Description

Waste treatment apparatus using pyrolysis {Waste pyrolysis apparatus}

The present invention relates to a waste treatment apparatus using pyrolysis, and more particularly, a pyrolysis module having a triple structure for pyrolyzing waste, which minimizes heat loss and has a structure of re-burning the gas generated from the waste. It relates to a waste treatment apparatus using pyrolysis.

In recent years, as the society is showing full-scale industrialization, as the waste caused by 'mass production and mass consumption' is rapidly increasing, the environmental pollution accompanying the waste disposal is seriously demanded, therefore, an efficient waste disposal plan is urgently required.

In general, waste is a generic term for materials that become obsolete, and according to the conventional waste management law, people's lives or industries such as garbage, combustion materials, sludge, waste oil, waste acid, waste alkali, animal carcasses, etc. Substance that is no longer needed for activity.

Meanwhile, currently used waste treatment methods include 'reduction', 'recycling', 'recycling', 'landfill' and 'incineration'.

Among them, the reduction, recycling, and regeneration are not the final waste disposal methods, and landfilling is a strong regulation subject in each country because it causes serious soil and water pollution over a long period of time. Therefore, at present, the method of 'incineration' is mainly used, which is a method of burning wastes by using a flame.

However, waste treatment by incineration also presents various problems.

That is, in the case of incineration where the flame is directly applied to the waste, it is practically impossible to burn completely due to various factors such as waste load, density, moisture content, incinerator size and heating temperature, and soot, dust and air pollution due to incomplete combustion. There is a problem that a large amount of pollution emission gas and the like.

Accordingly, a method of pyrolysis of wastes at high temperature and vacuum environment has been introduced.

In general, a waste treatment apparatus using pyrolysis introduces waste into a pyrolysis furnace, and then heats the pyrolysis furnace while pyrolyzing the waste while maintaining the inside in a vacuum.

Therefore, a general waste treatment apparatus using pyrolysis requires a process of forming / maintaining the interior of the pyrolysis in a vacuum during pyrolysis, and thus, the whole apparatus is provided by a device for maintaining the interior in a vacuum by the pyrolysis heated to a high temperature. There is a problem of being overly complicated.

In addition, the waste treatment apparatus using general pyrolysis has a problem of lowering thermal efficiency because it draws the air inside by heated pyrolysis to maintain a vacuum state, and does not completely remove the mixed gas continuously generated during the pyrolysis of waste. There is a problem.

An object of the present invention is to provide a waste treatment apparatus using pyrolysis that has a structure of not only minimizing heat loss through a pyrolysis module having a triple structure to pyrolyze waste, but also burning the gas generated from the waste again.

One aspect of the present invention is a pyrolysis module in which waste is pyrolyzed; A heat supply module for supplying high temperature heat to the pyrolysis module; A mixing module receiving gas generated from the pyrolysis module when the waste is pyrolyzed and mixing the fuel with a predetermined mixing ratio to supply the heat supply module; And a vacuum pump for discharging the gas inside the pyrolysis module in which the waste is disposed to form the inside of the pyrolysis module in a vacuum state, wherein the pyrolysis module is formed with one side open to allow the waste to be introduced, and the waste An inner tank having an inner exhaust pipe for guiding the gas discharged from the cooling module; A middle tank formed to surround the inner tank and connected with the heat supply module to receive heat; An outer tank communicating with the middle tank through a middle exhaust port, the outer tank being formed to surround the middle tank; It provides a waste treatment apparatus using pyrolysis including a door for opening and closing the inlet.

The inner exhaust port is disposed through the middle tank and the outer tank, the middle tank further includes a middle inlet connected to the heat supply module, and the middle inlet is inclined with respect to the axial center of the pyrolysis module. The outer tank may further include a spiral flow path for spirally flowing the gas discharged through the middle exhaust port from the outside of the middle tank.

In particular, the spiral flow path may be formed by connecting the outer tank and the middle tank as a partition wall spirally disposed on the outer circumferential surface of the middle tank.

In addition, the middle tank is a middle tank body formed to surround the inner tank; A middle inlet connected to the burner; And a middle exhaust port connected to the outer tank, wherein the middle inlet port and the middle exhaust port may be disposed on opposite sides with respect to the middle tank body.

Another aspect of the invention is a pyrolysis module in which waste is pyrolyzed; A heat supply module for supplying high temperature heat to the pyrolysis module; A cooling module for cooling the gas discharged from the pyrolysis module; A gas-liquid separator separating gas / liquid from the gas cooled by the cooling module; A mixing module for mixing the gas and the fuel separated by the gas-liquid separator at a predetermined mixing ratio and supplying the heat supply module; And a vacuum pump for discharging the gas inside the pyrolysis module in which the waste is disposed to form the inside of the pyrolysis module in a vacuum state, wherein the pyrolysis module is formed with one side open to allow the waste to be introduced, and the waste An inner tank having an inner exhaust pipe for guiding the gas discharged from the cooling module; A middle tank formed to surround the inner tank and connected with the heat supply module to receive heat; An outer tank communicating with the middle tank through a middle exhaust port, the outer tank being formed to surround the middle tank; It provides a waste treatment apparatus using pyrolysis including a door for opening and closing the inlet.

Here, the packing of the elastic material is further disposed between the door and the inner tank, the packing pipe is disposed in the packing, the cooling module may be configured to supply a fluid for cooling the packing pipe.

Waste treatment apparatus using the pyrolysis according to the present invention is composed of a triple barrier structure that the gas is moved to burn the waste, thereby minimizing heat loss through the process of completely burning the gas generated from the waste once again This minimizes the release of pollutants.

1 is a block diagram of a waste treatment apparatus using pyrolysis according to an embodiment of the present invention, Figure 2 is a front view of the waste treatment apparatus using pyrolysis according to Figure 1, Figure 3 is a plan view of FIG.

1 to 3, the waste treatment apparatus using the pyrolysis shown in the present embodiment is a pyrolysis module 10 for the pyrolysis of the waste 99, and supplying high temperature heat to the pyrolysis module 10 A heat supply module 20, a cooling module 30 for cooling the gas discharged from the pyrolysis module 10, and a gas-liquid separator 40 for separating gas / liquid from the gas cooled by the cooling module 30. And a mixing module 50 for mixing the gas and fuel separated from the gas-liquid separator 40 at a predetermined mixing ratio and supplying the heat supply module 20 to the heat supply module 20, and the pyrolysis module 10 in which the waste 99 is disposed. A vacuum pump 19 for discharging the gas inside to form the interior of the pyrolysis module 10 in a vacuum state.

The heat supply module 20 includes a fuel tank 22, a burner 24 for burning a fuel in the fuel tank 22 to form a high temperature, and a blower for supplying high pressure air to the burner 24. City).

The burner 24 burns the fuel supplied from the fuel tank 22 to form a high temperature flame, and a pipe is formed to receive gas from the mixing module 50.

The heat distribution module 10 includes an inner tank 60 in which waste 99 is disposed, a middle tank 70 formed to surround the outer side of the inner tank 60, and an outer side of the middle tank 70. A cheaply formed outer tank 80 and a door 15 configured to open and close the inner tank 60 are included.

The inner tank 60 is an inner tank body 61, an inlet 65 formed in the inner tank body 61 and opened and closed by the door 15, and an inner space of the inner tank body 61. Inner exhaust portion 62 is connected to the.

The inner tank 60 is formed in a cylindrical shape, the inlet 65 is located on the side of the inner tank 60, the packing 64 is disposed for sealing with the door 15, the packing ( 64 is disposed between the door 15 and the inner tank body 61 to be in close contact when the door 15 is closed so that air inside the inner tank body 61 leaks through the inlet 65. To prevent it.

The packing 64 is formed of an elastic material to improve adhesion when the door 15 is compressed, and a packing pipe 64a for heat exchange is disposed therein.

The door 15 is hinged to the inner tank body 61, and a door fastening portion 16 for firmly fastening to the inner tank body 61 is formed, and the door fastening portion 16 is In an embodiment a clamp mechanism by bolting is used.

The inner tank 60 may be connected to the vacuum pump 19, and may selectively form the inner tank body 61 in a vacuum state by the operation of the vacuum pump 19.

In this embodiment, the vacuum pump 19 is disposed connected to the inner exhaust port 62, the check valve 63 is disposed between the vacuum pump 19 and the inner exhaust port 62, the vacuum pump ( 19) The air discharged to the side is blocked from flowing back.

In addition, the inner exhaust pipe 62 is branched and connected to the cooling module 30, and the gas discharged from the inner exhaust pipe 62 is selected and flows into the vacuum pump 19 or the cooling module 30. .

The middle tank 70 has a middle tank body 71 formed to surround the outer side of the inner tank 60, a middle exhaust mechanism 72 formed in communication with the outer tank 80, and the burner 24. Middle inlet 74 for guiding the generated flame into the middle tank body (71). Here, the middle inlet 74 is disposed through the outer tank 80, and the middle inlet 74 spirals the outer circumferential surface of the middle tank body 71 by the flame generated at the burner 24. It is disposed to be inclined with respect to the central axis of the middle tank body 71 to flow.

The outer tank 80 is formed between the outer tank body 81 formed to surround the outside of the middle tank 70, the outer tank body 81 and the middle tank body 71, the middle exhaust hole 72 The spiral flow path 84 for helically flowing the gas discharged from the spiral), and the outer exhaust mechanism 82 for guiding the gas of the spiral flow path 84 to the outer tank body (81).

The spiral flow path 84 forms a flow path where gas introduced into the outer tank body 81 stays as long as possible, thereby improving the thermal insulation of the pyrolysis module 10 and reducing fuel costs.

In the present embodiment, the spiral flow path 84 is formed through the partition wall 85 that partitions between the middle tank body 71 and the outer tank body 81, the partition wall 85 is the middle tank body ( Spirally disposed on the outer circumferential surface of the 71, the end of the spiral flow path 84 is connected to the outer exhaust mechanism (82).

The cooling module 30 includes a water pump 32 for supplying water, a heat exchanger 34 through which gas discharged from the inner exhaust pipe 62 flows in, and heat exchanged with water supplied from the water pump 32. First cooling pipe 36 for supplying heat to the heat exchanger 34 and second cooling pipe for cooling the packing 64 by supplying water supplied from the water pump 32 to the packing 64. (38).

The water pump 32 is configured to supply water to the heat exchanger 34 is connected to the pipe of the water supply facility in the present embodiment, unlike the present embodiment may use various types of cooling fluid.

The heat exchanger 34 is connected to a pipe 62a branched from the inner exhaust pipe 62, a heat exchanger body 35 in which water supplied from the water pump 32 is stored, and the pipe 62a. And a heat exchange passage 37 connected to the gas to which gas discharged from the inner exhaust pipe 62 flows.

The first cooling pipe 36 includes a first supply pipe 35a for supplying water to the heat exchanger body 35 and a first recovery pipe 35b for recovering water from the heat exchanger body 35. It is composed of

The second cooling pipe 38 is connected to the packing pipe 64a, the second supply pipe 38a for supplying water, and the second recovery pipe 38b for recovering the water in the packing pipe 64a. It is composed of

The gas-liquid separator 40 has a liquid stored therein, and is connected to the heat exchange passage 37 to receive gas, and a pipe having a gas communicating the liquid stored therein is supplied to the mixing module 50. do. Here, a gas liquid exhaust port 42 for supplying gas to the mixing module 50 is formed above the gas liquid separator 40, and the liquid is stored below the gas liquid exhaust port 42.

The mixing module 50 mixes and supplies gas and external air that have passed through the gas-liquid separator 40 at a predetermined ratio in response to the combustion amount of the burner 24, thereby generating the waste 99. By burning the gas once again, the gas generated in the waste 99 can be completely burned.

On the other hand, although somewhat different depending on the type of waste, assuming that the case of the body of the animal arbitrarily, the gas generated during the thermal decomposition of the carcass mainly contains a large amount of oil components, including water vapor, after a certain point of time By containing a large amount of combustible gas components, by supplying the combustible gas components to the burner 24 through the mixing module 50, it is possible not only to improve the thermal efficiency, but also to achieve complete combustion of the exhaust gas.

Hereinafter, the operation of the waste treatment apparatus using pyrolysis according to the present embodiment will be described in more detail with reference to the accompanying drawings.

First, the operator opens the door 15 to inject waste 99 into the inner tank 60, closes the door 15, and then binds the door fastening part 16 to the inner tank 60. The inlet 65 is sealed.

Here, the packing 64 is in close contact with the door 15 while the periphery of the inlet 65 is sealed.

Then, the operator operates the vacuum pump 19 to take out the air inside the inner tank body 61 to the outside to form the inner tank body 61 in a vacuum state.

And the operator operates the burner 24, the flame generated from the burner 24 is introduced into the middle tank body 71 through the middle inlet (74).

Here, the flame introduced into the middle tank body 71 is disposed to be inclined at a predetermined angle with respect to the central axis of the middle tank body 71. The inner tank body is spirally circumscribed around the outer circumferential surface of the inner tank body 61. It burns, heating 61.

In addition, the gas burnt while circling the outer circumferential surface of the inner tank body 61 flows between the middle tank body 71 and the outer tank body 81 through the middle exhaust mechanism 72.

Here, the middle exhaust port 72 is disposed on the opposite side of the middle inlet 74 based on the middle tank body 71 so that the flame introduced through the middle inlet 74 is moved to the maximum distance.

Meanwhile, the gas introduced into the outer tank body 81 through the middle exhaust port 72 is moved along the outer circumferential surface of the middle tank body 71 and then discharged to the outside through the outer exhaust port 82.

The gas introduced into the outer tank 80 is moved along the spiral flow path 84 formed between the middle tank body 71 and the outer tank body 81.

Meanwhile, the waste 99 disposed in the inner tank body 61 is thermally decomposed in a vacuum state by being heated by heat applied through the middle tank 70, and the gas discharged from the waste 99 is discharged from the inner exhaust pipe. It is moved to the cooling module 30 through 62.

Here, the gas discharged from the inner exhaust port 62 is not moved to the vacuum pump 19 side, but flows to the branched cooling module 30, and the gas flows to the heat exchange passage 37 of the cooling module 30. While the heat exchange with the water stored in the heat exchange body 35 is condensed moisture in the gas.

The water pump 32 continuously circulates water in the heat exchange body 35 to maintain a constant temperature of the heat exchange passage 37. In addition, the heat exchange passage 37 is disposed in a spiral form to be disposed at the longest distance in the heat exchange body 35, and the gas cooled in the heat exchange passage 37 and condensed water condensed to the gas-liquid separator 40. Is moved.

Gas and condensed water moved to the gas-liquid separator 40 is introduced into the gas-liquid separator 40 while passing through the liquid stored in the gas-liquid separator 40, and the condensed water introduced into the gas-liquid separator 40 is It is stored below the gas-liquid separator 40, and the gas introduced into the gas-liquid separator 40 flows through the liquid to the gas-liquid exhaust pipe 42.

And the gas condensed water filtered through the gas-liquid separator 40 is flowed to the mixing module 50, it is supplied to the burner 24 at a predetermined air mixing ratio in the mixing module 50.

Here, the mixing module 50 mixes the external air required for combustion of the burner 24 and the gas passing through the gas-liquid separator 40 at a predetermined ratio to supply the burner 24 to the burner 24, thereby providing A process of burning the generated gas again is performed, and thereby a process of completing the gas generated in the waste 99 is performed.

Here, the mixing ratio may be adjusted in various ratios by those skilled in the art according to the amount of fuel supplied to the burner 24 and the type of gas generated in the waste 99.

As described above, the waste treatment apparatus using pyrolysis according to the present exemplary embodiment has a triple barrier structure in which gas is moved to combust the waste 99, thereby minimizing heat loss and thereby generating the waste 99. It is a structure that minimizes the emission of pollutants by completely burning the gas once again.

That is, the flame generated from the burner 24 is moved to the outer tank 80 after heating the middle tank 70, the middle tank 70 along the spiral flow path 84 in the outer tank 80 After flowing while heating again, it is discharged to the outer exhaust port 82, there is an effect of maximizing the time and path of the high temperature flame generated in the burner 24 to stay in the pyrolysis module (10).

In addition, the inner tank 60 is heated by the heating of the middle tank 70 so that thermal decomposition of the waste 99 occurs, and the gas generated from the waste 99 is not immediately discharged, and the cooling module ( 30), the gas-liquid separator 40 and the mixing module 50 again flows into the burner 24 and is burned, thereby not only completely burning the gas generated from the waste, but also discharging the heat discharged from the inner tank 60. By recovering and reusing, the thermal efficiency of the waste treatment apparatus using pyrolysis can be improved.

The present invention is not limited to the embodiments and drawings presented herein, and can be applied by those skilled in the art within the scope of the technical idea of the present invention.

1 is a block diagram of a waste treatment apparatus using pyrolysis according to an embodiment of the present invention

2 is a front view of a waste treatment apparatus using pyrolysis according to FIG.

3 is a plan view of FIG.

<Brief description of the symbols for the main parts of the drawings>

10: pyrolysis module 20: heat supply module

30: cooling module 40: gas-liquid separator

50: mixing module 60: inner tank

70: middle tank 80: outer tank

99: waste

Claims (8)

Pyrolysis module in which waste is pyrolyzed; A heat supply module for supplying high temperature heat to the pyrolysis module; A mixing module receiving gas generated from the pyrolysis module when the waste is pyrolyzed and mixing the fuel with a predetermined mixing ratio to supply the heat supply module; And a vacuum pump for discharging the gas inside the pyrolysis module in which the waste is disposed to form the inside of the pyrolysis module in a vacuum state. The pyrolysis module An inner tank having one side opened to allow the waste to be introduced, and having an inner exhaust mechanism configured to guide a cooling module for cooling the gas discharged from the pyrolysis module; A middle tank formed to surround the inner tank and connected with the heat supply module to receive heat; An outer tank communicating with the middle tank through a middle exhaust port, the outer tank being formed to surround the middle tank; Waste treatment apparatus using pyrolysis including a door for opening and closing the inlet is located in the inner tank side. The method according to claim 1, The inner exhaust pipe is waste treatment apparatus using pyrolysis disposed through the middle tank and the outer tank. The method according to claim 1, The middle tank further includes a middle inlet connected to the heat supply module, wherein the middle inlet is disposed at an inclination with respect to the axis center of the pyrolysis module. The method according to claim 1, The outer tank And a spiral flow path for spirally flowing the gas discharged through the middle exhaust port outwardly from the middle tank. The method according to claim 4, The spiral flow passage is connected to the outer tank and the middle tank waste treatment apparatus using pyrolysis formed by a partition wall spirally arranged on the outer peripheral surface of the middle tank. The method according to claim 1, The middle tank Middle tank body formed to surround the inner tank; A middle inlet connected to a burner provided in the heat supply module; A middle exhaust port connected to the outer tank, And the middle inlet and the middle exhaust port are disposed on opposite sides with respect to the middle tank body. Pyrolysis module in which waste is pyrolyzed; A heat supply module for supplying high temperature heat to the pyrolysis module; A cooling module for cooling the gas discharged from the pyrolysis module; A gas-liquid separator separating gas / liquid from the gas cooled by the cooling module; A mixing module for mixing the gas and the fuel separated by the gas-liquid separator at a predetermined mixing ratio and supplying the heat supply module; And a vacuum pump for discharging the gas inside the pyrolysis module in which the waste is disposed to form the inside of the pyrolysis module in a vacuum state. The pyrolysis module An inner tank having one side open to allow the waste to be introduced, and an inner exhaust mechanism configured to guide the gas discharged from the waste to the cooling module; A middle tank formed to surround the inner tank and connected with the heat supply module to receive heat; An outer tank communicating with the middle tank through a middle exhaust port, the outer tank being formed to surround the middle tank; Waste treatment apparatus using pyrolysis including a door for opening and closing the inlet is located in the inner tank side. The method of claim 7, An elastic packing is further disposed between the door and the inner tank, a packing pipe is disposed in the packing, and the cooling module is configured to supply thermal fluid for cooling the packing pipe.

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