JP3092086B2 - Waste treatment equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waste treatment apparatus, and more particularly to a waste treatment apparatus suitable for heat-treating viscous sludge such as sludge, waste oil and the like, and a mercury battery or the like at the same time so as to eliminate pollution. is there.

[0002]

2. Description of the Related Art For example, when treating viscous sludge-like waste such as sludge and waste oil such as heavy oil, PCB, mercury battery, etc., conventionally, they are separately treated by heat treatment or the like.

[0003]

However, according to the above-mentioned prior art, when processing sludge or the like, a sufficient high temperature cannot be obtained even if the fuel is burned with ordinary fuel, and the fuel is completely burned to reduce pollution. It was difficult to do. In addition, since there was no means for obtaining a high temperature sufficient to burn a mercury battery or the like, it was dumped untreated into the ground. Further, if heavy oil is burned as it is, there is a problem that a large amount of waste gas is generated and the air is polluted. In addition, burning these wastes separately requires a lot of fuel,
In addition, there is a disadvantage that a chemical treatment is required, and the size is generally large and the cost is high.

[0004] Further, depending on the type of waste, there is also a case where pollution treatment cannot be performed by combustion or chemical treatment.

The present invention has been made in view of the above-mentioned problems, and is a safe and efficient method that can simultaneously burn two or more types of wastes and can completely burn and eliminate pollution. It is an object of the present invention to provide a good waste treatment apparatus.

[0006]

SUMMARY OF THE INVENTION A waste disposal apparatus according to the present invention comprises: a receiving tray for storing waste put in a furnace; an electrode for burning waste; and a waste after burning. A waste incineration unit having at least two or more unit incinerators having at least one of a mechanism for discharging material residues out of the furnace and a mechanism for dropping the waste residues below a saucer.

The present invention also provides a non-polluting member for making the gas generated from the waste incineration section non-polluting in the above-mentioned waste processing apparatus, and a plurality of unit generating gas processing furnaces having electrodes for burning the same. And a generated gas processing unit.

Further, the present invention includes a voltage generator for generating a multi-phase AC voltage applied to each electrode of each of the unit incinerators and each of the unit generated gas processing furnaces.

Further, the present invention provides the waste treatment apparatus, wherein only the effective component which can be reused as a resource is collected from the gas disposed outside the furnace via a pipe and treated by the generated gas treatment means. And a recycle separation unit for introducing unnecessary components into any of the unit incinerators.

[0010] Further, the present invention, in the above waste treatment apparatus, comprises an energy conversion means for converting thermal energy generated during combustion of the waste into electric energy.

Further, in the waste treatment apparatus according to the present invention, the detachable detoxification member for passing the pollutant gas to detoxify the generated gas treatment section and the electrode for further burning the gas passing through the member are provided. A plurality of unit generated gas processing furnaces, and a chemical processing unit for chemically processing the gas passing through the processing unit to render it harmless.

Further, according to the present invention, in the above-mentioned waste disposal apparatus, the power supply has positive and negative contacts connected to positive and negative voltages of a DC power supply.
A switch circuit that can be switched off or switched between a positive side contact and a negative side contact; an induction circuit connected to the switch circuit; a plurality of converters for converting direct current to alternating current; And a control circuit for sequentially performing switching control according to the time difference described above, and using a power supply device for outputting a multi-phase AC voltage.

[0013]

According to the present invention, two or more unit incinerators are charged into each furnace in order from the lower one to the upper one in order from the easily combustible waste to the gradually incombustible waste, and these are burned simultaneously. Therefore, the heat of burning the waste in the lower incinerator is used as heat for burning the waste in the upper incinerator, and the waste in the upper incinerator is burned at a higher temperature.

Further, since the generated gas treatment section is provided above the waste incineration section, the gas generated during the combustion of the waste is completely burnt and treated to be non-polluting.

Further, since the regenerated material separation section is provided, only the reusable active components in the generated gas can be collected.

Further, since the energy conversion means for converting the heat energy generated by the above-mentioned combustion processing into electric energy is provided, it becomes a power source of each device and energy can be saved.

Further, in the present invention, the unit for generating a plurality of units having a detachable detoxification member for passing the pollutant gas to detoxify the generated gas processing unit and an electrode for further burning the gas passing through the member is provided. A gas processing furnace is provided, and a chemical processing section is provided for chemically processing the gas passing through the processing section to render the gas harmless, so that the pollutant gas can be continuously and efficiently multi-arc processed to a non-polluting gas. .

Further, in the present invention, since a power supply device including a plurality of converters for converting DC to AC and outputting a polyphase AC voltage from the DC power supply is used as the power supply, a DC power supply such as a battery is used. It is possible to obtain a polyphase output having a high frequency and a drooping characteristic, thereby enabling waste treatment on a ship or a vehicle.

[0019]

1 is a longitudinal sectional view of a waste disposal apparatus according to one embodiment of the present invention, FIG. 2 is a sectional view taken along the line II-II, and FIGS. 3 and 4 are transverse sectional views of FIG. . In this figure, this waste treatment apparatus is connected by an incineration housing 1 composed of a waste incineration unit 7 and a generated gas treatment unit 8, a regenerated material separation unit 9 connected by piping, and piping and wiring. And a power supply unit 10 shown in FIG.

The waste incineration section 7 has a structure in which unit incinerators are stacked in this order from a first incinerator 100, a second incinerator 200, and a third incinerator 300 from above. The unit 8 is provided on the upper part of the waste incineration unit 7, and the unit generated gas processing furnaces are stacked in the order of the first generated gas processing furnace 400, the second generated gas processing furnace 500, and the third generated gas processing furnace 600 from below. The structure has been. Further, the regenerated material separation unit 9 is provided with the third generated gas processing furnace 6.
The cooling device 901 and the mercury separation device 90 are connected to the cooling device 901 and the mercury separation device 90, respectively.
2, a hydrochloric acid separator 903 and a water separator 904 are sequentially connected by pipes 911, 912, and 913, respectively. Further, a freon gas circulation pipe 803 is provided on the outer periphery of the waste incineration section 7 and the generated gas processing section 8. One of the pipes 803 is connected to the freon vaporizer 1003 of the power supply section 10, and the other is the freon power generation. Device 1004. Further, as shown in FIG. 5, the power supply unit 10 includes a three-phase AC power supply 1001, a CFC vaporizer 10
03, a CFC generator 1004 is provided, and is connected to each part of the incineration housing 1 by wiring and piping.
Electric power is generated by the heated chlorofluorocarbon gas from the pipe 803.

Next, the first incinerator 100 will be described. In the first incinerator 100, a processing material input pipe 101 for inputting a processing material from the outside penetrates a side wall from outside the housing,
The first incinerator 100 is provided toward a central portion. Further, the opposing side wall is externally attached to the first incinerator 1.
The multi-phase multi-electrodes 102a, 102b, and 102c are provided so as to penetrate toward the center of the inner portion 00, and to converge the tip (see FIG. 3A). In addition, the above-mentioned processing material introduction pipe 1
Below the part where the top of the three electrodes 102a, 102b, and 102c are closest to each other, there is provided a processing object tray 103 supported by both side walls of the housing. At one corner at the bottom of the processed dish tray 103, a residue discharge pipe 104 for discharging the residue after combustion to the outside of the first incinerator 100 is provided so as to penetrate the side wall of the housing. An openable and closable damper member 105 is attached to the processing pipe 104 near the bottom of the processed product receiving tray 103.

Next, the second incinerator 200 will be described. The second incinerator 200 includes the first incinerator 100
A processing object input pipe 20 for inputting a processing object from outside similarly to
1, a multi-phase multi-electrode 202a, 202b, 202c, and a processing object tray 203 are provided (see FIG. 3 (b)). At the end of the processed material charging pipe 201, an inconsistent porous member 20 such as a ceramic for detoxifying waste is provided.
7 are filled. In addition, a residue drop hole 204 for dropping the residue after combustion into the third incineration unit 300 is formed in the center of the treated material receiving tray 203.
04 is provided with a damper member 205 that can be opened and closed, and one end of the damper member 205 is a lever portion 208 protruding outside the housing.

Next, the third incinerator 300 will be described. The third incineration unit 300 has substantially the same structure as that of the second incineration unit 200, and is a treated material input pipe 301 filled with an aggressive porous member 307 such as ceramic for detoxifying waste. , Processing object tray 303 and multi-phase multi-electrodes 302a, 302b, 302c for burning waste
(See FIG. 3 (c)). An unnecessary gas introduction pipe 309 for introducing unnecessary gas separated by the regenerated material separation unit 9 into the furnace again penetrates the upper part of the multi-phase multi-electrode from outside through the housing side wall. The third incinerator 300 is provided toward the central part.

The central portion of the processing object tray 303 is
It can be opened and closed by a damper member 305, and one end of the damper member 305 is an operation lever portion 308 protruding outside the housing. In addition, a residue dropping pipe 304 for dropping the residue after combustion into the residue storage dish 109 provided below the third incineration unit 300 is provided below the center of the receiving tray 303.

Next, the first generated gas processing furnace 400 will be described. At the center of the first generated gas processing furnace 400, a columnar first noncombustible porous member 401 made of ceramic or the like with a mesh-shaped hole is provided detachably, and in the mounted state. As shown in FIGS. 4 (a) and 4 (b), it is possible to seal with a sealing lid 411. Above the first non-combustible porous member 401, there are multi-phase multi-electrodes 402a, 402b, 402c for burning the gas which has passed through the first non-combustible porous member 401 and ascended.
However, the tip is evenly disposed so as to converge at the center in the first generated gas processing furnace 400, and the whole is inclined so that the tip is located above the root portion (FIG. 4 (c)). Further, a second noncombustible porous member 403 having the same structure as the first noncombustible porous member 401 is provided above the electrode.

Next, the second generated gas processing furnace 500 and the third generated gas processing furnace 600 will be described. The second generated gas processing furnace 500 includes the multi-phase multi-electrodes 502a, 502b, and 502c for burning the gas that has passed through the cylindrical second non-combustible porous member 403 and ascended. The third non-combustible porous member 503 having a columnar shape is detachably provided on the upper portion of the third non-combustible porous member 503.

The third generated gas processing furnace 600 also has a multi-phase multi-electrode 602a, 602a similar to the second generated gas processing furnace 500.
02b, 602c and a fourth non-combustible porous member 603 having a columnar shape are provided.

Further, on the outer periphery of the generated gas processing section 8,
A pipe 803 for circulating CFC gas is provided, and one of the pipes 803 is connected to a CFC vaporizer 1003 of the power supply unit 10.
The other is connected to a CFC generator 1004.

Each of the three electrodes provided in each of the incinerator and the processing furnace is connected to a three-phase AC power supply 1001 of the power supply unit 10 by a voltage supply cable 20. Can be applied with the voltage of each phase of the three-phase AC power supply.

Here, the features of the multi-arc generated by the present multi-phase multi-electrode plasma arc generator will be described.

An ultra-high-temperature arc carrying negative electron ions is generated in the air, in various gas atmospheres, and in liquids.

Since a heat source of 1000 ° C. or higher can be obtained at the same time when the switch is turned on, any substance can be melted and dissolved.

Since a rotating magnetic field is generated at the tip of the electrode, an electric stirring effect on the irradiation target can be expected.

The number of phases and the number of electrodes can be increased by a multiple of 3, so that the electrode diameter can be increased, and the load current can be increased to process a large-capacity substance in a short time.

A three-phase, six-phase, or other polyphase alternating current is used, the total current of each phase is always 0, and no earth wire is required. Since it is not necessary to use this as a counter electrode even for substances other than, a substance without conductivity is directly heated,
Can be melted.

By providing a neutral electrode at the center of the plurality of electrodes, a stronger plasma arc is generated. Moreover, this arc can automatically change the shape and direction of the arc by applying an electromagnetic force.

Next, the operation of this embodiment will be described. First, each multi-phase multi-electrode 102a-102c, 202a-202 provided in each unit incinerator and each unit generated gas processing furnace, respectively.
c, 302a to 302c, 402a to 402c, 502
a to 502c and 602a to 602c with three-phase AC power supply 10
01, and a strong multi-phase, multi-electrode plasma arc is ejected from the tip of the electrode.
The inadvertent porous members 207, 307 provided at the tips of the 0,300 processing object introduction pipes 201,301 are about 1000
Heat to ° C.

Then, relatively flammable waste 306 such as waste heavy oil is transferred to the third incinerator 3 via the treated material introduction pipe 301.
Then, the fuel is put into the processing object tray 303 of No. 00 and combustion is started.

Next, non-flammable waste 206 such as PCB
Is charged into the processed product tray 203 of the second incinerator 200 via the processed material charging pipe 201 to start combustion.

Further, particularly non-flammable waste 106 such as a mercury dry battery is charged into the processed product receiving tray 103 of the first incinerator 100 via the processed material input pipe 101 to start combustion.

At this time, the polluting components of the PCB and the waste heavy oil that have entered each of the above-mentioned high-temperature awkward porous members 207 and 307 are rendered harmless during the passage and are decomposed and vaporized.

The heat of the combustion treatment in the third incinerator 300 is used for the combustion treatment in the second incinerator 200 immediately above the third incinerator 300, and the non-flammable waste 206 such as PCB is burned at a higher temperature. . Furthermore, the heat of the combustion treatment in the second incinerator 200 is used for the combustion treatment in the first incinerator 100 immediately above the second incinerator 200, and is particularly useful for combustible waste 10 such as a mercury dry cell.
6 is burned at a higher temperature.

Then, the above-mentioned inconsistent porous members 207, 3
07 and the gas generated by the combustion treatment in each of the unit incinerators rise in the housing toward the generated gas processing unit 8 by the combustion hot air,
After passing through the heated first noncombustible porous member 401 of the first generated gas processing furnace 400, the gas becomes harmless by thermal decomposition. The gas that has passed through the member 401 in this manner is burned by the multi-phase multi-electrode plasma arc injection of the multi-phase multi-electrodes 402a to 402c and passes through the second non-combustible porous member 403 which has been heated to a high temperature. The pollution component is rendered harmless. Further, this gas is supplied to the second generated gas processing furnace 500,
The multi-phase multi-electrode 50 provided in the third generated gas processing furnace 600
2a to 502c, 602a to 602c, and the non-combustible porous members 503, 603 are successively treated, and the detoxification of the gas proceeds.

Next, the process of separating the effective components of the gas after the generated gas treatment will be described. The detoxified gas processed by the unit generated gas processing furnaces 400, 500, and 600 is supplied to the gas discharge pipe 6 of the generated gas processing unit 8.
The liquid is introduced into the cooling device 901 of the regenerated material separation unit 9 via the liquid supply unit 04. The gas cooled here is introduced into a mercury separator 902 via a pipe 911, and mercury is separated and collected. Then, the other components are passed through a pipe 912, and the hydrochloric acid separation device 90
3, and hydrochloric acid is separated and collected. Next, the remaining gas is introduced into a moisture separator 904 via a pipe 913, and moisture is collected by the apparatus 904. The last remaining unnecessary gas is passed through the unnecessary gas introduction pipe 309, and the third incineration is performed. It is introduced into the furnace and reburned.

On the other hand, a Freon liquid or a Freon gas is circulated in a Freon gas circulation pipe 803 provided on the outer periphery of the generated gas processing unit 8, and is heated by the combustion heat, and the Freon vaporization provided in the power supply unit 10. The gas is completely vaporized by the vessel 1003 and sent to the CFC generator 1004 to generate CFC. The electric energy thus obtained is used as a power source for each of the above devices.

Next, handling of the incinerator after the completion of the combustion process will be described. After the completion of the combustion process, the third incinerator 300
The residue remaining in the processed product tray 303 is operated by operating the operation lever 308 protruding out of the incineration housing 1 to the damper member 305.
By opening the incineration housing 1 through the pipe 304,
It is dropped onto the residue storage dish 109 provided outside. This residue does not contain any pollutant components by the above-mentioned combustion treatment, and can be effectively used as a new material.

Next, the processed food tray 20 of the second incinerator 200
3 by operating the operation lever 208 protruding out of the incineration housing 1 to open the damper 205,
It is dropped into the third incinerator 300. This residue may be reburned in the third incinerator 300 or may be discharged to the residue storage dish 109 outside the incineration housing 1.

Further, the residue remaining in the processed material receiving tray 203 of the first incinerator 100 is discharged to the outside of the incineration housing 1 through the residue discharge pipe 104 by opening the damper member 105.

As shown in FIGS. 4 (a) and 4 (b), the non-combustible porous member 401 provided in the generated gas processing section can be attached and detached by removing the sealing lid 411.
1 is pulled out, a new one is inserted, and the sealing lid 411 is attached again. This is a non-combustible porous member 403, 50
The same applies to 3,603.

As described above, in the present embodiment, the third, second, and first incinerators 300, 20 stacked from the lower stage to the upper stage are used.
In each of 0 and 100, waste heavy oil that is easily combusted, PCB that is difficult to burn, and a mercury dry battery that is difficult to burn are added, and they are burned by a multi-phase, multi-electrode plasma arc. Can be used for the combustion treatment in the second incinerator 200 immediately above, and the heat of the combustion treatment in the second incinerator 200 can be used for the combustion treatment in the first incinerator 100 immediately above. Will be done. For this reason, energy can be saved, efficient combustion processing can be performed, and a mercury dry battery or the like that does not normally burn can be completely burned.

Further, since the generated gas processing section 8 is provided above the waste incineration section 7, the gas generated by the above-described combustion processing is further burned, and the heated incombustible porous member 4 is heated.
01, 403, 503, and 603 are thermally decomposed, and the generated gas can be made harmless.

The cooling device 901, the mercury separation device 90
2, a regenerated material separation unit 9 comprising a hydrochloric acid separation device 903 and a water separation device 904 is provided, and the detoxified gas is processed by each of the above devices, so that components effective for reuse can be separated. Can be collected. For example, mercury vapor can be cooled and taken out as pure mercury, or chlorine gas can be taken out and converted into hydrochloric acid or salt.
Further, since the impure residual gas is introduced again into the waste incineration section 7, a chimney is not required, and a clean waste treatment apparatus without deteriorating the environment can be realized.

Further, since the system is provided with a CFC gas circulation pipe 803, a CFC vaporizer 1003, and a CFC generator 1004, the thermal energy generated in the waste incineration section 7 and the generated gas processing section 8 can be converted into electric energy. Can be saved.

In the above-described embodiment, a unit incinerator is stacked in three stages as a waste incineration unit, and a unit incinerator is stacked in three stages as a generated gas treatment unit. It is not limited to three steps, but even two steps
Four or more stages may be used.

In the above embodiment, the generated gas processing section is disposed on the waste processing section. However, it may be disposed on the side of the waste processing section. The furnace and the unit gas generation processing furnace may be arranged side by side in the horizontal direction instead of being stacked in the vertical direction.

In the above embodiment, each electrode of the generated gas processing section is disposed so that its tip is directed upward, but it may be disposed so that its tip is directed downward or horizontally. .

In the above embodiment, the non-combustible porous member has a cylindrical shape, but may be an umbrella-shaped non-combustible porous member as shown in FIG.

Further, in the above description, the case where the power source and the electrodes for arc treatment of waste and generated gas are a three-phase power source and three electrodes, but these are a single-phase power source and a two-phase power source.
Electrodes, four electrodes, or six electrodes may be used, and three-phase power combining single-phase output or multi-pole arc combining DC may be used.

Further, the waste to be treated is heavy oil, P
It is not limited to CB, mercury, and dry batteries, but may be other pollution waste. In this case, the one having a higher melting temperature is treated in the upper incinerator. In each stage, that is, in one unit incinerator, a mixture of wastes of different types may be treated.

FIG. 7 is a cross-sectional view of a waste disposal apparatus according to a second embodiment of the present invention, which shows an apparatus for treating pollutant gas by multi-arc treatment to make it non-polluting. In the figure, reference numeral 30 denotes a generated gas processing unit, and 62 denotes its housing. The generated gas processing unit 30 has a configuration in which third to first unit generated gas processing units 33 to 31 are stacked in three stages, almost in the same manner as the generated gas processing unit of the above embodiment. Each of the first to third unit generated gas treatment sections 31 to 33 has a front end penetrating the side wall thereof so as to converge to the center.
Electrodes 41a to 41c, 42a to 42c, 43a to 4
3c are evenly distributed, where each of the three electrodes is inclined to form an inverted triangular pyramid. A nonflammable porous member 5 made of ceramic or the like is provided above each electrode.
1, 52, and 53 are attached. In particular, in the third processing unit 33 at the lowermost stage, a noncombustible porous member 54 is provided below each electrode. Reference numeral 60 denotes a pollution gas transport pipe having one end opened on the upper surface of the housing 62.

Reference numeral 80 denotes an underwater treatment unit disposed below the generated gas treatment unit 30. Reference numeral 61 denotes a guide pipe provided in the treatment container 81 for introducing gas from the gas treatment unit. is there. The processing vessel 81 is filled with water. One end of a gas circulation pipe 71 is opened on the upper surface of the container 81, and the circulation processing unit 7 is opened on the other end.
Connected to 0. The downstream side of the processing section 70 is connected to the lower end of the container by a pipe 72.

In this apparatus, the pollutant gas from the transport pipe 60 is first pretreated by the non-combustible porous member 51 which has already been heated in the first unit generated gas processing section 31.
The multi-phase multi-electrodes 41a to 41c process by a multi-arc. After that, the second and third unit generated gas processing units 3
2, 33, respectively, and the non-combustible porous members 52, 5
3 and electrodes 42a to 42c, 43a to 43
The multi-arc treatment by c is performed, and the multi-arc treatment is further performed by the non-combustible porous member 54 to be sent to the underwater treatment unit 80. Here, the gas is subjected to gas chemical change / reincarnation processing by alkali oxygen, and is further circulated by the auxiliary processing unit 70.
The polluted waste gas thus detoxified is sent to another processing unit (not shown) for extracting components that can be more effectively used, and is completely processed.

In such an apparatus, the pollutant gas can be continuously and efficiently multi-arc treated to be a non-pollutant gas, and the components contained in the pollutant gas and effective for regeneration, such as water and hydrochloric acid, are extracted. can do.

Although the processing vessel 81 is filled with water in the second embodiment, it may be filled with a predetermined atmospheric gas instead of water. However, when the processing vessel 81 is not a water tank, the separated water is taken out of the processing vessel 81 and only the remaining gas components are returned to the processing vessel 81.

FIGS. 8 and 9 are views for explaining a third embodiment of the present invention. In the waste treatment apparatus of the first embodiment, the direct current is converted into a polyphase alternating current as a power source. The case where a polyphase power supply device for conversion is used is shown.

In the figure, 1200 is the polyphase power supply,
Reference numerals 91a to 91c denote first to third conversion units, respectively, which include switch circuits 92a to 92c and induction circuits 93a to 93c, respectively.
3c. 96a-96c, and 97
Reference numerals a to 97c denote positive and negative contacts of the switch circuits 92a to 92c, respectively, which are connected to the positive and negative voltages of the DC power supply, respectively. Reference numerals 98a to 98c denote output terminals of the respective converters. Each output terminal is connected to the electrodes 99a to 99c of the unit incinerator and the unit generated gas processing unit. Also 1100
Is a control circuit for switching control of each switch circuit with a phase difference (１ ／ T ₀ ) of one-third of one cycle T ₀ of the output waveform obtained by one switching of the switch circuit.

In this device, when the control circuit 1100 controls the switching of the switch circuits, a polyphase alternating current as shown in FIG. 9 is output between the output terminals 98a to 98c of the converters, and the electrodes 99a to 99a are output. A multi-arc will occur between 99c.

In the device of the third embodiment having such a structure,
Since the waste treatment apparatus can be driven by the DC power supply, it is possible to treat the waste on a ship or on a vehicle, and the application range of the waste treatment apparatus is expanded.

[0069]

As described above, according to the present invention, the incinerators stacked in two or more stages are charged with less incombustible waste as the upper ones are incinerated. Since the input waste is heated simultaneously in each incinerator, in each incinerator, the waste is burned by a multi-phase multi-electrode plasma arc. In addition, at this time, the upper incinerator receives the combustion heat of the lower incinerator, and can completely incinerate non-flammable waste, thereby saving energy for the combustion treatment of non-flammable waste. Thus, there is an effect that the combustion process can be performed efficiently.

Further, since the generated gas treatment furnace section having the above configuration is provided above the waste incineration section, there is an effect that the gas generated during the combustion of the waste is completely burned and made non-polluting. Further, since the regenerated material separation section is provided, there is an effect that only the reusable effective component in the generated gas can be collected. In addition, since the gas remaining after the recycle separation processing is returned to the waste incineration section, a chimney is not required, and a clean waste treatment apparatus that does not deteriorate the environment can be realized. There is.

Further, in the waste treatment apparatus that effectively uses the combustion heat as described above, the pollutants that cannot be treated conventionally,
For example, not only can PCBs and mercury batteries be processed safely and completely, but also by providing an energy conversion device, heat energy generated during the combustion process can be converted into electric energy, and energy can be saved.

Further, in the waste disposal apparatus according to the present invention, the detachable detoxification member for passing the pollutant gas through the generated gas treatment section to make it non-polluting, and the electrode for further burning the gas passing through the member. It consists of a plurality of unit generated gas processing furnaces having a chemical processing unit that chemically treats the gas that has passed through the processing unit to make it harmless, so that multi-arc processing of the pollutant gas can be performed continuously and efficiently. Has the effect of producing pollution-free gas.

Further, according to the present invention, as the power supply of the waste disposal apparatus, a power supply apparatus including a plurality of converters for converting DC into AC and outputting a multi-phase AC voltage from the DC power supply is used. Using a DC power source such as a battery, it is possible to obtain a multi-phase output with a high frequency and a drooping characteristic, thereby enabling waste treatment on ships and vehicles, and expanding the range of applications of waste treatment devices. be able to.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing a waste disposal apparatus according to one embodiment of the present invention.

FIG. 2 is a sectional view taken along line II-II of FIG.

FIG. 3 is a cross-sectional view showing a structure of each unit incinerator of the waste disposal apparatus.

FIG. 4 is a cross-sectional view showing a structure of a unit generated gas processing unit of the waste processing apparatus.

FIG. 5 is a diagram showing a power supply unit of the waste disposal apparatus.

FIG. 6 is a view showing a modified example of the noncombustible porous member.

FIG. 7 is a longitudinal sectional view showing a waste disposal apparatus according to a second embodiment of the present invention.

FIG. 8 is a block diagram showing a waste disposal apparatus according to a third embodiment of the present invention.

FIG. 9 is a view showing an output waveform of a power supply device of the third embodiment.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 incineration housing 7 waste incineration unit 8 generated gas treatment unit 9 regenerated material separation unit 91a to 91c conversion unit 92a to 92c switch 93a to 93c induction circuit 100 first incinerator 102a, 102b, 102c multiphase multi-electrode 103 Reference Signs List 200 Second incinerator 202a, 202b, 202c Multi-phase multi-electrode 203 Treated plate 300 Third incinerator 302a, 302b, 302c Multi-phase multi-electrode 303 Treated plate 400 First generated gas processing furnace 402a, 402b, 402c Multi-phase Multi-electrode 500 Second generated gas processing furnace 502a, 502b, 502c Multi-phase multi-electrode 600 Third generated gas processing furnace 602a, 602b, 602c Multi-phase multi-electrode 803 Pipe for circulating CFC gas 901 Cooling device 902 Mercury separation device 903 Hydrochloric acid separation device 904 Water separator 1001 Three-phase AC power supply 003 CFC generator 1004 flon vaporizer 1100 switch control circuit 1200 multiphase AC power supply

Continued on the front page (51) Int.Cl. ⁷ Identification code FI F23G 7/00 102 F23G 7/00 104C 104 7/05 Z 7/05 B09B 3/00 303J

Claims (11)

(57) [Claims] 1. A waste treatment apparatus for thermally decomposing and treating waste put in a furnace, a pipe for putting waste into the furnace, a tray for containing the waste put from the pipe, A unit having at least one of a plurality of electrodes for burning and treating the waste contained in the pan, and a discharge mechanism for discharging the residue after the combustion processing out of the furnace and a dropping mechanism for dropping the residue below the pan; A waste treatment apparatus comprising a waste incineration section having at least two or more incinerators. 2. A detachable and non-polluting member that is disposed above the waste incineration section and passes through the gas generated from each of the unit incinerators to make it pollution-free. The waste treatment apparatus according to claim 1, further comprising a generated gas processing unit including a plurality of unit generated gas processing furnaces having electrodes for performing a combustion process. 3. An effective component which is disposed outside the furnace via a pipe and which can be reused as a resource from the gas processed by the generated gas processing unit, and extracts unnecessary components from any of the unit incinerators. 3. The waste disposal apparatus according to claim 2, further comprising a regenerated material separation unit for introducing the waste into the waste. 4. The waste disposal apparatus according to claim 2, wherein the non-polluting member is made of a non-combustible porous material and is detachably provided in the generated gas treatment section. 5. The regenerated product separation section includes a cooling device for cooling the generated gas, a mercury separation device for collecting mercury from the generated gas cooled by the cooling device, and a mercury separation device for collecting mercury after the mercury separation device. 4. The disposal according to claim 3, further comprising a hydrochloric acid separating device for collecting hydrochloric acid from the generated gas, and a water separating device for collecting water from the generated gas after collecting hydrochloric acid by the hydrochloric acid separating device. Object processing equipment. 6. The system according to claim 1, wherein at least three electrodes for generating a multi-phase, multi-electrode plasma arc are paired with each other for burning the waste and generated gas.
Or the waste disposal apparatus according to 2. 7. A power supply unit having a multi-phase AC power supply for generating a multi-phase AC voltage applied to each electrode of each unit incinerator and each unit generated gas treatment furnace. Item 3. The waste disposal apparatus according to Item 2. 8. The waste treatment apparatus according to claim 1, wherein the power supply unit includes an energy conversion device that converts thermal energy generated when the waste is burned into electric energy. 9. The waste disposal apparatus according to claim 1, wherein the unit incinerator has both the discharge mechanism and the drop mechanism. 10. A device for heat-treating and chemically treating pollutant gas to make it harmless, wherein the detachable depollution member for passing said pollutant gas to render it harmless, and further comprising a gas passing through said member. A generated gas processing unit comprising a plurality of unit generated gas processing furnaces having electrodes for combustion processing, and a processing gas processed in the generated gas processing unit is introduced into water or a predetermined atmospheric gas, and these are subjected to predetermined processing. A waste treatment apparatus comprising: a chemical treatment section that circulates and detoxifies the apparatus and a power supply section that has a power supply that generates a voltage to be applied to each electrode of the unit gas generating furnace. . 11. The power supply has positive and negative contacts connected to positive and negative voltages of a DC power supply, and turns on and off the positive and negative contacts or connects between the positive and negative contacts. And a plurality of converters for converting DC to AC, and sequentially controlling the switch circuits of the respective converters with a predetermined time difference. 11. A control circuit for outputting a multi-phase AC voltage.
Waste treatment device as described in the above.