WO2022181585A1 - 有機系廃棄物処理装置及び有機系廃棄物処理システム - Google Patents
有機系廃棄物処理装置及び有機系廃棄物処理システム Download PDFInfo
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- WO2022181585A1 WO2022181585A1 PCT/JP2022/007133 JP2022007133W WO2022181585A1 WO 2022181585 A1 WO2022181585 A1 WO 2022181585A1 JP 2022007133 W JP2022007133 W JP 2022007133W WO 2022181585 A1 WO2022181585 A1 WO 2022181585A1
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- organic waste
- steam
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- waste treatment
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2213—Pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/75—Discharge mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/93—Heating or cooling systems arranged inside the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/38—Stirring or kneading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/70—Chemical treatment, e.g. pH adjustment or oxidation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F2035/99—Heating
Definitions
- the present invention relates to an organic waste treatment apparatus and an organic waste treatment system.
- a sealable pressure vessel provided with a biological outlet; and a sealable pressure vessel provided in the pressure vessel, which agitates the organic waste introduced from the inlet, and removes the generated recycled product from the recycled product outlet.
- agitating and transferring means for transferring superheated steam to the pressure vessel, superheated steam supply means for supplying superheated steam to the pressure vessel, and pressure vessel internal pressure adjustment means for adjusting the pressure inside the sealed pressure vessel.
- the superheated steam supply means in the pressure vessel comprises a steam supply means for supplying steam and high-temperature air and a mixing pressure vessel superheated steam supply means for supplying superheated steam generated by mixing the supplied steam and the supplied high temperature air into the pressure vessel. or (ii) a sealable pressure-resistant jacket portion formed by surrounding the pressure-resistant container, and a high-temperature steam supply means for supplying high-temperature steam into the pressure-resistant jacket portion.
- the present invention relates to the above organic waste treatment apparatus and an organic waste treatment system equipped with the organic waste treatment apparatus, characterized by:
- Patent Document 1 A waste treatment apparatus in which a heating chamber is formed between the reaction vessel and the outer wall, and a burner for heating the reaction vessel is provided at the bottom of the outer wall (Patent Document 1).
- a chemical separation tank for separating a reaction product of a molecular compound and a chemical into a polymer treated product and a chemical is provided with a jacket surrounding the tank body, and a heat medium circulating device is provided in the jacket to heat the inside of the jacket.
- a processing apparatus for polymer compounds in which a medium is circulated (Patent Document 2) can be mentioned.
- the jacket of the polymer compound processing apparatus disclosed in the above-mentioned Patent Document 2 is a reactant after the polymer compound and the chemical have already completed the reaction at high temperature and high pressure (high temperature and high pressure reaction). is provided for the purpose of heat retention in the chemical separation tank that separates the polymer treatment product and the chemical from the chemical.
- the temperature in the reaction vessel immediately after the hydrolysis treatment of the organic waste charged into the reaction vessel exceeds 200 ° C. even at a low estimate, and the regenerated product after hydrolysis is quickly removed from the reaction vessel.
- the recycled product is a dried product, there is a risk that the recycled product will ignite due to the intrusion of outside air into the reaction vessel due to the steam being discharged from the reaction vessel after treatment. issues have also been raised.
- the present invention has been made to solve the above-mentioned problems, and the temperature and pressure in the pressure vessel (reaction vessel) of the processing equipment can be secured to a subcritical state, and the superheated steam boiler can be operated. Since superheated steam can be used without installation, the running cost can be low, and a large amount of organic waste can be reliably hydrolyzed in a short time at once, Even infectious medical waste, which is difficult to handle, can be safely sterilized and volume-reduced. When inorganic substances such as ceramics, glass, inorganic rubber, etc. are mixed, they are not decomposed and are discharged in the same state as when the waste was put in. Therefore, sorting after decomposition is easy and complete sterilization is possible.
- inorganic substances such as ceramics, glass, inorganic rubber, etc.
- An object of the present invention is to provide an organic waste treatment device and an organic waste treatment system that do not require consent or official permission.
- the superheated steam supply means in a pressure vessel of an organic waste treatment apparatus consists of a steam supply means for supplying steam, a high-temperature air supply means for supplying high-temperature air, and a means for supplying superheated steam in a mixed pressure vessel for mixing the supplied steam and the supplied high-temperature air and supplying the mixture into the pressure vessel of the organic waste treatment apparatus,
- the pressure vessel of the treatment apparatus the pressure vessel (reaction The inventors found that the inside of the container can be maintained in a subcritical state or a supercritical state, and completed the following inventions.
- a sealable pressure vessel having an inlet for introducing organic waste, a steam outlet for discharging steam, and a recycled material outlet for discharging recycled materials; agitating and transferring means for agitating the organic waste introduced from the input port and transferring the generated regenerated product to the regenerated product discharge port;
- An organic waste treatment apparatus for hydrolyzing the organic waste under high-temperature and high-pressure conditions, having superheated steam supply means and a pressure vessel internal pressure adjusting means for adjusting the pressure inside the sealed pressure vessel.
- the pressure-vessel superheated steam supply means comprises steam supply means for supplying steam, high-temperature air supply means for supplying high-temperature air, and the supplied steam and the supplied high-temperature air.
- the above-mentioned organic waste treatment apparatus further comprising means for supplying superheated steam generated by mixing into the pressure vessel.
- a sealable pressure vessel having an inlet for introducing organic waste, a steam outlet for discharging steam, and a recycled material outlet for discharging recycled materials; agitating and transferring means for agitating the organic waste introduced from the input port and transferring the generated regenerated product to the regenerated product discharge port;
- An organic waste treatment apparatus for hydrolyzing the organic waste under high-temperature and high-pressure conditions, having superheated steam supply means and a pressure vessel internal pressure adjusting means for adjusting the pressure inside the sealed pressure vessel. and a pressure jacket portion that can be sealed and formed to surround the pressure vessel; system waste treatment equipment.
- the organic waste treatment apparatus according to any one of (1) to (3), characterized by:
- a low-temperature air supply means for supplying low-temperature air into the pressure vessel after the regenerated material is produced and until the regenerated material is discharged out of the pressure vessel,
- the organic waste treatment apparatus according to any one of 1) to (3).
- An organic waste treatment system comprising the organic waste treatment apparatus according to any one of (1) to (5).
- the inside of the pressure vessel (reaction vessel) of the treatment apparatus can be maintained in a subcritical state or a supercritical state, and a large amount of waste can be discharged at one time. Because it is possible to reliably hydrolyze organic waste in a short period of time, even infectious medical waste that is difficult to handle can be safely sterilized and volume-reduced, and the recycled product can be used as fertilizer or It can be reused as feed and fuel materials, and since superheated steam can be used without installing a superheated steam boiler, running costs can be reduced. , glass, inorganic rubber, etc., these inorganic substances are not decomposed and are discharged in the same state as when the waste was input. Therefore, these inorganic materials can be recycled. Also, unlike incinerators and other large-scale treatment equipment, consent of residents and official permission are not required when installing the organic waste treatment equipment and organic waste treatment system according to the present invention.
- FIG. 1 is a diagram showing an organic waste treatment apparatus according to an embodiment of the present invention.
- the organic waste treatment apparatus 1 of the first embodiment includes an input port 2 for inputting organic waste, a steam discharge port 3 for discharging steam, and a regenerated material.
- Agitation transfer means 13 (131 and 132) for transferring to the regenerated material discharge port 4, superheated steam supply means 5 (51 to 58) for supplying superheated steam into the pressure vessel 11, and the sealed pressure vessel 11
- An organic waste treatment apparatus 1 for hydrolyzing the organic waste under high-temperature and high-pressure conditions, and having a pressure-resistant container internal pressure adjusting means 14 (141 to 143) for adjusting the internal pressure.
- the in-vessel superheated steam supply means 5 includes steam supply means 53 and 54 for supplying steam, high temperature air supply means 57 and 58 for supplying high temperature air, the supplied steam and the supplied steam.
- Mixing pressure vessel in-vessel superheated steam supply means 55 and 56 for supplying superheated steam generated by mixing with high temperature air into the pressure vessel 11 .
- the "organic waste” is not particularly limited, but for example, various resins such as medical waste, nursing care waste, food residue, livestock waste, and waste plastic , sewage sludge, wastewater sludge, wood, vegetation, paper, waste cloth, activated carbon, asphalt, etc.
- various resins such as medical waste, nursing care waste, food residue, livestock waste, and waste plastic , sewage sludge, wastewater sludge, wood, vegetation, paper, waste cloth, activated carbon, asphalt, etc.
- precipitation is possible after hydrolysis treatment, those containing inorganic substances are also included.
- the term “recycled product” refers to a product obtained by hydrolyzing organic waste under high temperature and high pressure conditions. can be sterilized and reused as fertilizer, feed, fuel, etc.
- steam is water vapor
- the steam may contain impurities within a range that does not impair the characteristics of the present invention, and is a gas of substances below the critical temperature.
- phases it also includes vapor phases of substances above the critical temperature.
- high temperature and high pressure conditions are subcritical water conditions (temperature is 100 to 300 ° C. and pressure is 1 to 8 MPa), temperature is 300 to 374 2°C and pressure of 8 MPa to 22.12 MPa and supercritical water conditions (temperature of 374.2°C or higher and pressure of 22.12 MPa or higher), temperature of 200 to 250°C and pressure of 1 to 5 MPa. Conditions are preferable, temperature is 210 to 240 ° C. and pressure is 2 to 4 MPa, more preferably temperature is 220 to 240 ° C. and pressure is 2 to 4 MPa, temperature is 225 to 235 ° C. and pressure is 2.
- Conditions of 0.5 to 3.5 MPa are even more preferred, and most preferred are conditions of a temperature of about 230° C. and a pressure of about 3 MPa.
- the most preferable "high temperature and high pressure conditions” are the conditions of a temperature of 230° C. and a pressure of 3 MPa. Since it is unavoidable, the most preferable "high temperature and high pressure condition” is defined as a temperature of about 230° C. and a pressure of about 3 MPa.
- the pressure vessel 11 in the organic waste treatment apparatus 1 of the first embodiment includes an inlet 2 for introducing organic waste into the pressure vessel 11 and Equipped with a steam discharge port 3 for discharging steam and a recycled product discharge port 4 for discharging the recycled product from the pressure vessel 11, it is heat resistant and pressure resistant, and can be used for organic waste under high temperature and high pressure conditions.
- a sealable pressure-resistant container 11 that is resistant to oxidation and galvanic corrosion corresponding to hydrolysis treatment of substances
- such a pressure-resistant container 11 may be, for example, made of stainless steel or nickel. Examples include alloy and steel containers.
- the shape of the pressure vessel 11 is not particularly limited, but a cylindrical shape or a spherical shape is preferable because it has excellent pressure resistance, and a cylindrical shape is more preferable because the stirring transfer means 13 is provided in the pressure vessel 11 .
- the input port 2 is not particularly limited as long as the organic waste can be input into the pressure vessel 11 and can be sealed. It is not particularly limited as long as it can be discharged to the outside and can be sealed. It is not particularly limited as long as it can be tightly sealed, and any one that can be appropriately selected by those skilled in the art can be used.
- the agitating and transferring means 13 in the organic waste treatment apparatus 1 of the first embodiment has a plurality of blades 132 arranged at approximately equal intervals on a horizontal rotating shaft 131 arranged in the pressure vessel 11. installed.
- the forward rotation is continued at 15 to 20 rpm, and after the hydrolysis treatment is completed, the reverse rotation is performed at 30 to 40 rpm to transfer the regenerated material to the regenerated material discharge port 4.
- a plurality of blades 132 attached to a horizontal rotary shaft 131 are attached at an angle of 15 to 35° with respect to the recycled material outlet 4, and can be easily replaced when worn.
- the agitating and transporting means 13 is not limited to a mode in which a plurality of blades 132 are attached to a horizontal rotating shaft 131 at approximately equal intervals, and can be provided with rotating elements such as helices, turbines, and anchors, for example.
- a flat blade etc. can be mentioned as a form of the blade 132 in the organic waste disposal apparatus 1 of this 1st embodiment.
- the superheated steam supply means 5 (51 to 58) in the pressure-resistant vessel in the organic waste treatment apparatus 1 of the first embodiment includes a pressure-pressure vessel-internal superheated steam inlet 51 and a pressure vessel
- An inner superheated steam control valve 52 , a steam boiler 53 , a steam supply pipe 54 , a header 55 , a superheated steam supply pipe 56 , a high temperature air generator 57 and a high temperature air supply pipe 58 are provided.
- the steam boiler 53 and the steam supply pipe 54 constitute the steam supply means
- the air generator 57 and the high-temperature air supply pipe 58 constitute a high-temperature air supply means
- the header 55 and the superheated steam supply pipe 56 constitute a superheated steam supply means in the mixing pressure vessel.
- the superheated steam inlet 51 in the organic waste treatment apparatus 1 of the first embodiment is an inlet for injecting the superheated steam supplied from the superheated steam supply pipe 56 into the pressure vessel 11,
- a heat-resistant vessel internal superheated steam adjustment valve 52 is provided for adjusting the amount of superheated steam supplied from the superheated steam supply pipe 56 and injected into the pressure vessel 11 .
- Such a pressure-resistant-vessel superheated-steam injection port 51 and a heat-resistant-vessel superheated-steam control valve 52 are configured to inject the superheated steam supplied from the superheated-steam supply pipe 56 into the pressure-resistant container 11, and the superheated-steam-supply-pipe
- an injection port or adjustment valve that can be appropriately selected by those skilled in the art can be used.
- the steam boiler 53 in the organic waste treatment apparatus 1 of the first embodiment generates saturated steam (wet saturated steam or dry saturated steam) when the high-temperature air supply means functions, and the high-temperature air Superheated steam is generated if the supply means fails.
- Such a steam boiler 53 can be appropriately selected by those skilled in the art as long as it can generate saturated steam and superheated steam, and is not particularly limited.
- the steam supply pipe 54 in the organic waste treatment apparatus 1 of the first embodiment can be appropriately selected by those skilled in the art as long as it can transmit saturated steam and superheated steam and has pressure resistance. can be used.
- the header 55 in the organic waste treatment apparatus 1 of the first embodiment is supplied with saturated steam supplied from the steam boiler 53 and the high temperature air supply means when the high temperature air supply means functions.
- the superheated steam supply pipe 56 in the organic waste treatment apparatus 1 of the first embodiment can pass the superheated steam sent from the header 55 and has a pressure resistance, it can be determined by a person skilled in the art. It can be selected as appropriate and is not particularly limited.
- the superheated steam supply pipe 56 communicates with the steam supply pipe 54 and the high temperature air supply pipe 58 without passing through the header 55, and is supplied from the steam boiler 53. Saturated steam and high-temperature air supplied from the high-temperature air supply means can be mixed in the superheated steam supply pipe 56 to generate superheated steam, which can be sent into the pressure vessel 11 .
- the high-temperature air generator 57 in the organic waste treatment apparatus 1 of the first embodiment is not particularly limited as long as it can generate high-temperature air and feed it into the high-temperature air supply pipe 58 .
- the high-temperature air supply pipe 58 in the organic waste treatment apparatus 1 of the first embodiment can pass the high-temperature air sent from the high-temperature air generator 57 and has a pressure resistance, , which can be appropriately selected by those skilled in the art can be used.
- the high temperature air generator 57, the high temperature air supply pipe 58, the term high temperature air, and the term "high temperature” in the term high temperature air refer to a temperature of 600°C or higher, preferably a temperature of 700 to 1300°C. , more preferably a temperature of 750 to 1250°C, more preferably a temperature of 800 to 1200°C, even more preferably a temperature of 850 to 1150°C, and most preferably a temperature of 900 to 1000°C.
- the pressure-resistant container pressure adjusting means 14 in the organic waste treatment apparatus 1 of the first embodiment includes a pressure-resistant container pressure adjusting valve 141, a safety valve 142, and a pressure-resistant container temperature - A pressure gauge 143 is provided.
- the pressure-resistant container pressure regulating valve 141 in the organic waste treatment apparatus 1 of the first embodiment is a kind of self-regulating valve that works to keep the pressure in the pressure-resistant container 11 constant.
- the safety valve 142 in the organic waste treatment apparatus 1 is also called a relief valve, and has a structure that automatically releases the pressure when the pressure inside the pressure vessel 11 rises abnormally and automatically closes when the internal pressure drops.
- the pressure-resistant container internal temperature/pressure gauge 143 in the organic waste treatment apparatus 1 of the first embodiment is an instrument for measuring the temperature and pressure in the pressure-resistant container 11. Any one that can be appropriately selected can be used.
- the material of the pressure vessel 11 is resistant to oxidation and galvanic corrosion.
- a steel plate replacement section 16 is provided at the bottom of the pressure vessel 11. , the steel plate replacement portion 16 can be replaced after wear.
- a steel plate replacement portion wear degree measurement unit 161 for observing and measuring the wear degree of the steel plate replacement portion 16 is also provided.
- the steel plate that can be used for the steel plate replacement part 16 is not particularly limited as long as it has resistance to oxidation, resistance to electrical corrosion, heat resistance and pressure resistance, and a steel plate that can be selected by those skilled in the art can be used.
- steel plates examples include stainless steel and nickel alloys, and examples of stainless steel include SUS316, SUS317, and SUS444.
- the steel plate replacement portion wear degree measurement unit 161 is not particularly limited as long as it can monitor and measure the wear degree of the steel plate replacement portion 16, and may be appropriately designed by those skilled in the art.
- a drain 162 is disposed in the steel plate replacement portion 16, and such a drain 162 can be appropriately selected by those skilled in the art.
- a steam exhaust valve 31 is formed at the steam exhaust port 3 in the organic waste treatment apparatus 1 of the first embodiment, and steam is exhausted from the pressure vessel 11 after treatment. Adjust steam output.
- a device 33 is installed to deodorize the steam discharged after treatment and remove dust.
- the input conveyor 21, the steam discharge valve 31, the deodorizing device 32, the dust removing device 33, and the steam transmission pipe 34 are not particularly limited as long as they can perform the respective roles described above, and can be appropriately selected by those skilled in the art. can use things.
- a discharge conveyor 41, a sorting device 42, and a transport conveyor 43 are arranged in connection with the recycled material discharge port 4. After treatment, the recycled material is discharged from the pressure container 11 , sorted, and transported to the container 44 .
- the discharge conveyor 41, the sorting device 42, the transfer conveyor 43, and the container 44 are not particularly limited as long as they can perform the respective roles described above, and those that can be appropriately selected by those skilled in the art can be used.
- the organic waste treatment apparatus 1 of the first embodiment is equipped with agitating/transporting driving means 8 (81-83) to drive agitating/transporting means 13 (131 and 132).
- the agitation transfer drive means 8 (81-83) is composed of a bearing 81, a motor 82 and a speed reducer 83.
- the bearing 81, the motor 82, and the speed reducer 83 are not particularly limited as long as they can perform the respective roles described above, and those that can be appropriately selected by those skilled in the art can be used.
- the organic waste treatment apparatus 1 of the first embodiment includes a control panel 91 and a fuel tank 92.
- the control panel 91 operates the organic waste treatment apparatus 1 to Fuel is supplied from a tank 92 .
- the control panel 91 and the fuel tank 92 are not particularly limited as long as they can perform the respective roles described above, and those that can be appropriately selected by those skilled in the art can be used.
- the organic waste treatment apparatus 1 of the second embodiment includes an input port 2 for inputting organic waste, a steam discharge port 3 for discharging steam, and a regenerated material.
- Agitation transfer means 13 for transferring to the regenerated product discharge port 4, superheated steam supply means 5 (51 to 58) for supplying superheated steam to the pressure vessel 11, and the pressure inside the sealed pressure vessel 11 are adjusted.
- An organic waste treatment apparatus 1 for hydrolyzing the organic waste under high-temperature and high-pressure conditions which surrounds the pressure-resistant container 11 and has pressure-adjusting means 14 (141 to 143) in the pressure-resistant container that surrounds the pressure-resistant container 11. and a high-temperature steam supply means 6 (61 to 64) for supplying high-temperature steam into the pressure-resistant jacket 12.
- pressure-adjusting means 14 141 to 143
- high-temperature steam supply means 6 61 to 64
- the pressure-resistant jacket part 12 in the organic waste treatment apparatus 1 of the second embodiment is formed so as to surround and seal the pressure-resistant container 11 .
- the pressure jacket portion 12 is not particularly limited in material and form as long as it has heat resistance and can accumulate high-temperature steam in a sealed state. It is preferably made of the same material as 11.
- the term "high temperature” as used herein refers to temperatures under subcritical water conditions (100 to 300°C), temperatures between 300 to 374.2°C, and temperatures under supercritical water conditions (374.2°C or higher).
- pressure is applied to the pressure-resistant jacket part 12.
- the pressure is the pressure of subcritical water conditions (1 to 8 MPa), the pressure of 8 MPa to 22.12 MPa, and the pressure of over It is the pressure of the critical water condition (22.12 MPa or more).
- the high-temperature steam supply means 6 (61 to 64) in the pressure-resistant jacket part in the organic waste treatment apparatus 1 of the second embodiment includes a high-temperature steam inlet 61 in the pressure-resistant jacket part and a pressure-resistant jacket It has an internal high-temperature steam control valve 62 , a high-temperature steam generator 63 and a high-temperature steam supply pipe 64 .
- the high-temperature steam inlet 61 in the pressure-resistant jacket part in the organic waste treatment apparatus 1 of the second embodiment is an inlet for injecting high-temperature steam supplied from the high-temperature steam supply pipe 64 into the pressure-resistant jacket part 12.
- the pressure-resistant jacket high-temperature steam injection port 61 and the pressure-resistant jacket high-temperature steam adjustment valve 62 are configured to inject the high-temperature steam supplied from the high-temperature steam supply pipe 64 into the pressure-resistant jacket 12 and to As long as the amount of high-temperature steam supplied from the supply pipe 64 and injected into the pressure-resistant jacket portion 12 can be adjusted, there is no particular limitation, and an injection port or adjustment valve that can be appropriately selected by those skilled in the art can be used. .
- the high-temperature steam generator 63 in the organic waste treatment apparatus 1 of the second embodiment generates high-temperature steam.
- a high-temperature steam generator 63 can be appropriately selected by those skilled in the art as long as it can generate high-temperature steam, and is not particularly limited.
- the high-temperature steam supply pipe 64 in the organic waste treatment apparatus 1 of the second embodiment can be appropriately selected by those skilled in the art as long as it can transmit high-temperature steam and has pressure resistance. can use things.
- the term "high temperature” as used herein refers to temperatures under subcritical water conditions (100 to 300°C), temperatures between 300 to 374.2°C, and temperatures under supercritical water conditions (374.2°C or higher).
- the pressure of "withstanding pressure” here means the pressure of subcritical water conditions (1 to 8 MPa), the pressure of 8 MPa to 22.12 MPa, and the pressure of supercritical water conditions (22.12 MPa or more).
- "high temperature steam” may be saturated steam or superheated steam.
- the organic waste treatment apparatus 1 of the second embodiment includes steam pressure reducing means 15 (151 and 152) for reducing the pressure of the high-temperature steam supplied to the pressure jacket portion 12. You may prepare. Since the pressure-resistant jacket portion 12 has a small volume, the continuous supply of high-temperature steam from the high-temperature steam generator 63 to the pressure-resistant jacket portion 12 through the high-temperature steam supply pipe 64 quickly increases the pressure in the pressure-resistant jacket portion 12 . This is because the In addition, in the organic waste treatment apparatus 1 of the second embodiment, the steam pressure reducing valve 151 and the pressure jacket internal temperature/pressure gauge 152 constitute the steam pressure reducing means 15 .
- the steam pressure reducing valve 151 in the organic waste treatment apparatus 1 of the second embodiment reduces the pressure of the high-temperature steam continuously supplied from the high-temperature steam generator 63 to the pressure-resistant jacket portion 12 through the high-temperature steam supply pipe 64.
- the pressure-resistant jacket internal temperature/pressure gauge 152 in the organic waste treatment apparatus 1 of the second embodiment is an instrument for measuring the temperature and pressure in the pressure-resistant jacket 12. Those that can be appropriately selected by those skilled in the art can be used.
- the organic waste processing apparatus 1 of the third embodiment has a The pressure vessel internal air discharge means 7 (71 to 74) for discharging the air inside the pressure vessel 11 to the outside is provided between the pressure vessel 11, and the organic waste treatment apparatus 1 of the fourth embodiment is shown in FIGS. 2, low-temperature air supply means 7 (71 to 74) for supplying low-temperature air into the pressure vessel 11 after the regenerated material is produced and until the regenerated material is discharged outside the pressure vessel 11.
- the configuration is the same as or corresponding to the organic waste treatment apparatus 1 of the first embodiment and the second embodiment described above.
- the same reference numerals are attached and the description for the second time is omitted.
- each of them includes an inlet-side air supply/discharge port 71 capable of discharging air to the outside of the pressure-resistant container 11 and supplying low-temperature air. It has a steam outlet side air supply/discharge port 72 , an air supply/discharge device 73 , and an air supply/discharge pipe 74 .
- the inlet-side air supply/discharge port 71 and the vapor outlet-side air supply/discharge port 72 in the organic waste treatment apparatus 1 of the third embodiment and the fourth embodiment serve to supply the organic waste to the inlet 2.
- Such inlet-side air supply/discharge port 71 and steam outlet-side air supply/discharge port 72 are pressure-resistant from the start of the introduction of organic waste into the inlet 2 until the inlet 2 is closed.
- air can be discharged from inside the container 11 to the outside, and low-temperature air can be supplied into the pressure container 11 during the period after the regenerated product is produced and before the regenerated product is discharged outside the pressure container 11.
- low-temperature air can be supplied into the pressure container 11 during the period after the regenerated product is produced and before the regenerated product is discharged outside the pressure container 11.
- the air supply/discharge device 73 in the organic waste treatment apparatus 1 of the third embodiment and the fourth embodiment has an air supply/discharge port 71 on the inlet side and an air supply/discharge port on the steam outlet side through an air supply/discharge pipe 74.
- the air in the pressure vessel 11 is sucked and discharged from the outlet 72, and the low-temperature air is introduced into the pressure vessel 11 from the inlet side air supply outlet 71 and the steam outlet side air supply outlet 72 through the air supply outlet pipe 74.
- Such an air supply/discharge device 73 can be appropriately selected by those skilled in the art as long as it can supply and discharge low-temperature air, and is not particularly limited.
- the air supply/discharge pipe 74 in the organic waste treatment apparatus 1 of the third embodiment and the fourth embodiment passes air through the inlet side air supply/discharge port 71 and the steam discharge port side air supply/discharge port 72
- Air sucked by the supply/discharge device 73 and discharged from the pressure container 11 to the outside of the pressure container 11 passes through the air supply/discharge port 71 on the inlet side and the air supply/discharge port 72 on the steam discharge port side, and the air supply/discharge device 73 is pressure-resistant.
- the air supply/discharge pipe 74 in the organic waste treatment apparatus 1 of the third embodiment and the fourth embodiment passes air through the inlet side air supply/discharge port 71 and the steam discharge port side air supply/discharge port 72
- Air sucked by the supply/discharge device 73 and discharged from the pressure container 11 to the outside of the pressure container 11 passes through the air supply/discharge port 71 on the inlet side and the air supply/discharge port 72 on
- the “low temperature” in the low-temperature air supply means 7 refers to a temperature of 190° C. or less at which ignition of the regenerated material can be suppressed. temperature, more preferably 100 to 180°C, more preferably 100 to 170°C, even more preferably 100 to 160°C, most preferably 100 to 150°C is.
- the same configuration plays the role of the air discharge means 7 (71 to 74) in the pressure container and the low temperature air supply means 7 (71 to 74).
- the organic waste treatment system 0 (not shown) of the present embodiment includes the organic waste treatment apparatus of the first embodiment, the organic waste treatment apparatus of the second embodiment, the organic waste treatment apparatus of the third embodiment, and the organic waste treatment system 0 of the third embodiment. At least one of the waste treatment device and the organic waste treatment device of the fourth embodiment is provided.
- the organic waste treatment system 0 (not shown) of this embodiment includes the organic waste treatment apparatus of the first embodiment, the organic waste treatment apparatus of the second embodiment, and the organic waste treatment apparatus of the third embodiment. and at least one of the organic waste treatment apparatus of the fourth embodiment. , any device or device may be further provided as long as it does not impair the characteristics of the present invention.
- the operation of the organic waste treatment apparatus 1 of this embodiment is the same as the configuration of the organic waste treatment apparatus 1 of the first, second, third, and fourth embodiments described above. Alternatively, the same reference numerals are given to the corresponding configurations, and the description thereof will be omitted.
- the organic waste is conveyed to the inlet 2 of the pressure container 11 by the inlet conveyor 21, and the organic waste is introduced into the pressure container 11 through the inlet 2.
- the bearing 81 and the motor 82 of the agitation transfer drive means 8 of the organic waste treatment apparatus 1 supplied with fuel from the fuel tank 92 are driven.
- the horizontal rotary shaft 131 of the stirring transfer means 13 rotates, and the action of a plurality of blades attached to the horizontal rotary shaft 131 stirs the organic waste put into the pressure vessel 11 .
- the air discharging means 7 in the pressure-resistant container is activated, and the air in the pressure-resistant container 11 is discharged to the outside so that the pressure in the pressure-resistant container 11 becomes negative pressure. This makes it possible to suppress scattering of organic waste dust from the input port 2 to the outside.
- the inlet 2 is closed, and superheated steam is supplied into the pressure vessel 11 by the pressure vessel air discharge means 7 and the pressure vessel superheated steam supply means 5 .
- saturated steam (wet saturated steam or dry saturated steam) is supplied to the header 55 by the steam boiler 53 and the steam supply pipe 54, high temperature air is supplied to the header 55 by the high temperature air generator 57 and the high temperature air supply pipe 58.
- the supplied saturated steam (wet saturated steam or dry saturated steam) and high-temperature air are mixed in the header 55 to generate superheated steam, which is injected into the pressure vessel 11 through the superheated steam supply pipe 56.
- the superheated steam can be used without installing a superheated steam boiler, so that the running cost can be reduced, and it can be handled simply and safely.
- the supplied superheated steam is directly injected into the pressure vessel 11 through the superheated steam supply pipe 56 .
- the superheated steam injected into the pressure vessel 11 hydrolyzes the organic waste that has already been put into the pressure vessel 11 and stirred.
- the inside of the pressure vessel 11 can be maintained in a subcritical state or a supercritical state, the hydrolysis reaction of the organic waste in the pressure vessel 11 can be performed evenly and efficiently, and the processing time can be shortened.
- a large amount of organic waste can be reliably hydrolyzed in a short time at a time, and even difficult-to-handle infectious medical waste can be safely sterilized and volume-reduced.
- the recycled product can be reused as a material for fertilizer, feed, and fuel.
- the treatment when the treatment is performed continuously, it is possible to prevent the temperature inside the pressure vessel 11 from dropping after the treatment, thereby realizing energy saving.
- the high-temperature steam supplied into the pressure jacket portion 12 by the pressure jacket high temperature steam supply means 6 is appropriately decompressed by the steam decompression means 15 and then supplied into the pressure jacket portion 12 .
- low temperature air is supplied into the pressure container 11 by the low temperature air supply means 7 . If outside air enters the pressure vessel 11 while the temperature inside the pressure vessel 11 exceeds 200° C., there is a risk that the recycled material generated inside the pressure vessel 11 will ignite. By lowering it, it is possible to prevent this, to facilitate the handling of the reclaimed material, and to easily and quickly discharge the reclaimed material.
- a regenerated product is produced by the hydrolysis treatment, and is extruded by a plurality of blades attached to the horizontal rotating shaft 131 by the rotation of the horizontal rotating shaft 131 of the stirring and transferring means 13, so that the regenerated product is It is transferred to the recycled material discharge port 4 .
- Recycled materials transferred to the recycled material discharge port 4 are transported to a sorting device 42 by a discharge conveyor 41 , sorted by the sorting device 42 , and then transported to a container 44 by a transport conveyor 43 .
- the steam generated after the treatment is sent from the steam outlet 3 to the deodorizing device 32 and the dust removing device 33 through the steam transmission pipe 34, and the steam is deodorized and the dust is removed.
- the order of the deodorizing device 32 and the dust removing device 33 does not matter.
- the amount of steam discharged from the steam discharge port 3 through the steam transmission pipe 34 to the deodorizing device 32 and the dust removing device 33 is appropriately adjusted by the steam discharge valve 31 .
- inorganic substances such as metals, ceramics, glass, and inorganic rubber are mixed in organic waste, these inorganic substances are not decomposed and are discharged in the same state as when the waste was input. Separation of these inorganic substances is easy, and since they are completely sterilized, they can be recycled.
- the process of hydrolyzing organic waste under high-temperature and high-pressure conditions to produce regenerated products by the organic waste treatment apparatus 1 described above can be operated and controlled by the control panel 91 .
- the inside of the pressure vessel 11 of the organic waste treatment apparatus 1 can be maintained in a subcritical state or a supercritical state. 2. Since a large amount of organic waste can be reliably hydrolyzed at once in a short time, even difficult-to-handle infectious medical waste can be safely sterilized and volume-reduced. can be reused as materials for fertilizer, feed, and fuel. 3. Since superheated steam can be used without installing a superheated steam boiler, running costs can be reduced. 4.
- inorganic substances such as metals, ceramics, glass, and inorganic rubber are mixed in with organic waste
- these inorganic substances are not decomposed and are discharged in the same state as when the waste was input, making separation after decomposition easy.
- these inorganic substances can be recycled. 5.
- the consent of residents and public permission are not required to install the organic waste treatment equipment and organic waste treatment system according to the present invention.
- organic waste treatment apparatus and the organic waste treatment system according to the present invention are not limited to the above-described embodiments, and can be modified as appropriate without impairing the features of the present invention. .
- configurations other than the above-described embodiments and configurations can be appropriately adopted within the scope that does not impair the features of the present invention.
- Example 1 Results of treatment of various organic wastes Various organic wastes were subjected to hydrolysis treatment using the organic waste treatment apparatus 1 under high temperature and high pressure conditions. The processing followed the steps described for operation above. Table 1 shows the results.
- Example 2 Treatment results when infectious medical waste is used as organic waste was hydrolyzed and safety was evaluated.
- the microbial test is outsourced to the "Hokkaido Pharmaceutical Association Public Health Inspection Center", and the results and the waste disposal method are described in the "Infectious Waste Disposal Manual (Environmental Regeneration and Resources Recycling Bureau, Ministry of the Environment)”. obeyed.
- Organic waste Waste plastics were used as test waste for organic waste, and the weight was measured before and after hydrolysis treatment under high temperature and high pressure conditions.
- Air supply temperature of superheated steam is 215 to 230 °C
- air supply pressure is 2.0 to 2.75 MPa
- hydrolysis treatment time is the time until the temperature of the test waste reaches 200 °C
- Bacillus subtilis var. niger ATCC® 9372 passage (Eiken Kizai Co., Ltd.) 7.2 ⁇ 10 7 CFU was added to the test waste before hydrolysis treatment (addition treatment).
- 50 g of the test waste after hydrolysis treatment was used for the microorganism test, and the spore count of Bacillus subtilis was calculated. The number of spores of Bacillus subtilis was calculated according to the test report of Eiken Kizai Co., Ltd.
- Bacillus subtilis var. niger ATCC registered trademark
- 9372 passage strain Eiken Kizai Co., Ltd.
- the microbial test was performed at the Hokkaido Pharmaceutical Association Public Health Inspection Center by confirming the viable count of Bacillus subtilis by the dilution plate culture method and by confirming the growth by the liquid culture method.
- the hydrolysis treatment time was 45 minutes for the additive-treated product and 35 minutes for the additive-free product, and the pressures were 2.75 Mpa and 2.66 Mpa, respectively.
- the weight of the test waste before hydrolysis treatment was 327.5 kg for the additive treatment and 320 kg for the additive-free treatment, and the weight of the test waste after the hydrolysis treatment was 247.5 kg for the additive treatment and The added material was 237.5 kg.
- the number of spores was reduced by 99% or more by hydrolysis treatment, and the effectiveness of hydrolysis treatment by the organic waste treatment apparatus 1 was confirmed. .
- Organic waste treatment system 1 Organic waste treatment device 2 Input port 3 Steam discharge port 4 Recycled product discharge port 5 Superheated steam supply means in pressure vessel 6 High temperature steam supply means in pressure jacket part 7 Air discharge means in pressure vessel Low-temperature air supply means 8 Stirring transfer driving means 11 Pressure vessel 12 Pressure jacket part 13 Stirring transfer means 14 Pressure vessel inner pressure adjusting means 15 Steam decompression means 16 Steel plate exchanging part 21 Input conveyor 31 Steam exhaust valve 32 Deodorizing device 33 Dust removing device 34 Steam Transmission Pipe 41 Discharge Conveyor 42 Sorting Device 43 Transfer Conveyor 44 Container 51 Pressure Vessel Superheated Steam Inlet 52 Heat Resistant Vessel Superheated Steam Regulating Valve 53 Steam Boiler 54 Steam Supply Pipe 55 Header 56 Superheated Steam Supply Pipe 57 High Temperature Air Generator 58 high-temperature air supply pipe 61 pressure-resistant jacket high-temperature steam inlet 62 pressure-resistant jacket high-temperature steam regulating valve 63 high-temperature steam generator 64 high-temperature steam supply pipe 71 inlet side air supply/exhaust port
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Abstract
Description
1.有機系廃棄物処理装置1の耐圧容器11内を亜臨界状態や超臨界状態に維持することができる。
2.一度に大量の有機系廃棄物を短時間で確実に加水分解処理することができるために、取り扱いが困難な感染性医療廃棄物をも安全に滅菌及び減容処理することができ、その再生物は、肥料や飼料、燃料の資材として再利用することができる。
3.過熱蒸気ボイラを設置することなく過熱蒸気を利用することができるためにランニングコストを低廉させることができる。
4.有機系廃棄物に金属やセラミックス、ガラス、無機ゴムなどの無機物が混在する場合は、それら無機物は分解されずに廃棄物投入時の状態のままで排出されるため、分解処理後の分別が簡単であるうえに完全滅菌されていることから、それら無機物をリサイクルすることができる。
5.焼却炉や他の大型処理装置とは異なり、本発明に係る有機系廃棄物処理装置及び有機系廃棄物処理システム設置する際、住民の同意や公的許可が不要となる。
様々な有機系廃棄物について、有機系廃棄物処理装置1を用いて高温かつ高圧条件下にて加水分解処理を行った。当該処理は、上述した作用について述べた工程に従った。その結果を表1に示す。
有機系廃棄物である感染性医療廃棄物について、有機系廃棄物処理装置1を用いて高温かつ高圧条件下にて加水分解処理を行い、安全性を評価した。なお、微生物試験については「財団法人北海道薬剤師会公衆衛生検査センター」へ外部委託し、その結果と廃棄物処理法については「感染性廃棄物処理マニュアル(環境省環境再生・資源循環局)」に従った。
有機性廃棄物は廃プラスチック類を試験廃棄物として用い、高温かつ高圧条件下での加水分解処理前後の重量を測定した。
過熱蒸気の送気温度215~230℃、送気圧力を2.0~2.75Mpaとし、試験廃棄物の温度が200℃に達するまでの時間を加水分解処理時間とした。また、枯草菌の一種であるBacillus subtilis var.niger ATCC(登録商標)9372継代株(栄研器材株式会社)7.2×107CFUを加水分解処理前に試験廃棄物へ付加した(添加処理物)。加水分解処理後の試験廃棄物50gを微生物試験に用い、枯草菌の芽胞数を算出した。枯草菌の芽胞数の算出は、栄研器材株式会社の試験成績書に従った。また、コントロールとしてBacillus subtilis var.niger ATCC(登録商標)9372継代株(栄研器材株式会社)を付加しない試験廃棄物を用いて、同様の試験を行った(無添加処理物)。微生物試験は、財団法人北海道薬剤師会公衆衛生検査センターにおいて、枯草菌の生菌数を希釈平板培養法にて、増殖の確認を液体培養法にて確認することにより行った。
加水分解処理時間は、添加処理物について45分、無添加処理物について35分とし、圧力はそれぞれ2.75Mpa,2.66Mpaであった。加水分解処理前の試験廃棄物の重量は、添加処理物が327.5kg、無添加処理物が320kgであり、加水分解処理後の試験廃棄物の重量は、添加処理物が247.5kg、無添加処理物が237.5kgであった。加水分解処理後の添加処理物と無添加処理物の検討の結果、加水分解処理により芽胞数が99%以上減少し、有機系廃棄物処理装置1による加水分解処理について、有効性が確認された。
1 有機系廃棄物処理装置
2 投入口
3 蒸気排出口
4 再生物排出口
5 耐圧容器内過熱蒸気供給手段
6 耐圧ジャケット部内高温蒸気供給手段
7 耐圧容器内空気排出手段・低温空気供給手段
8 撹拌移送駆動手段
11 耐圧容器
12 耐圧ジャケット部
13 撹拌移送手段
14 耐圧容器内圧力調整手段
15 蒸気減圧手段
16 鋼板交換部
21 投入コンベア
31 蒸気排出弁
32 脱臭装置
33 塵芥除去装置
34 蒸気送通管
41 排出コンベア
42 選別装置
43 搬送コンベア
44 コンテナ
51 耐圧容器内過熱蒸気注入口
52 耐熱容器内過熱蒸気調整弁
53 蒸気ボイラ
54 蒸気供給管
55 ヘッダー
56 過熱蒸気供給管
57 高温空気発生器
58 高温空気供給管
61 耐圧ジャケット部内高温蒸気注入口
62 耐圧ジャケット部内高温蒸気調整弁
63 高温蒸気発生器
64 高温蒸気供給管
71 投入口側空気供給排出口
72 蒸気排出口側空気供給排出口
73 空気供給排出装置
74 空気供給排出管
81 ベアリング
82 モーター
83 減速機
91 制御盤
92 燃料タンク
131 水平回転軸
132 ブレード
141 耐圧容器内圧力調整弁
142 安全弁
143 耐圧容器内温度・圧力計
151 蒸気減圧弁
152 耐圧ジャケット部内温度・圧力計
161 鋼板交換部摩耗度測定部
162 ドレン
Claims (6)
- 有機系廃棄物を投入する投入口と、蒸気を排出する蒸気排出口と、再生物を排出する再生物排出口とを備えた密閉可能な耐圧容器と、
前記耐圧容器内に設けられて、前記投入口から投入された前記有機系廃棄物を撹拌し、生成した前記再生物を前記再生物排出口へ移送する撹拌移送手段と、
過熱蒸気を前記耐圧容器内へ供給する耐圧容器内過熱蒸気供給手段と、
密閉された前記耐圧容器内の圧力を調整する耐圧容器内圧力調整手段と
を有する、高温かつ高圧条件下で前記有機系廃棄物を加水分解処理する有機系廃棄物処理装置であって、
前記耐圧容器内過熱蒸気供給手段が、蒸気を供給する蒸気供給手段と、高温の空気を供給する高温空気供給手段と、前記供給された蒸気と前記供給された高温の空気とを混合して生成した過熱蒸気を前記耐圧容器内へ供給する混合耐圧容器内過熱蒸気供給手段とを備えることを特徴とする前記有機系廃棄物処理装置。 - 有機系廃棄物を投入する投入口と、蒸気を排出する蒸気排出口と、再生物を排出する再生物排出口とを備えた密閉可能な耐圧容器と、
前記耐圧容器内に設けられて、前記投入口から投入された前記有機系廃棄物を撹拌し、生成した前記再生物を前記再生物排出口へ移送する撹拌移送手段と、
過熱蒸気を前記耐圧容器内へ供給する耐圧容器内過熱蒸気供給手段と、
密閉された前記耐圧容器内の圧力を調整する耐圧容器内圧力調整手段と
を有する、高温かつ高圧条件下で前記有機系廃棄物を加水分解処理する有機系廃棄物処理装置であって、
前記耐圧容器を囲繞して形成された密閉可能な耐圧ジャケット部と、
高温の蒸気を前記耐圧ジャケット部内へ供給する耐圧ジャケット部内高温蒸気供給手段と
を備えることを特徴とする前記有機系廃棄物処理装置。 - 前記耐圧ジャケット部内へ供給する高温の蒸気の圧力を減圧する蒸気減圧手段を備えることを特徴とする、請求項2に記載の有機系廃棄物処理装置。
- 前記投入口への前記有機系廃棄物の投入を開始してから前記投入口を閉口するまでの間に前記耐圧容器内の空気を外部へ排出する耐圧容器内空気排出手段を有することを特徴とする、請求項1から請求項3のいずれか一項に記載の有機系廃棄物処理装置。
- 前記再生物の生成後から前記再生物を前記耐圧容器外へ排出するまでの間に、前記耐圧容器内へ低温の空気を供給する低温空気供給手段を備えることを特徴とする、請求項1から請求項3のいずれか一項に記載の有機系廃棄物処理装置。
- 請求項1から請求項5のいずれか一項に記載の有機系廃棄物処理装置を備える有機系廃棄物処理システム。
Priority Applications (2)
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JPH10339417A (ja) * | 1997-06-10 | 1998-12-22 | Sumitomo Heavy Ind Ltd | 製鉄所発生廃棄物等の処理システム |
JP2002034490A (ja) * | 2000-07-26 | 2002-02-05 | Taiyo Kagaku Co Ltd | 油アゲ様食品の製造法 |
JP2008246300A (ja) * | 2007-03-29 | 2008-10-16 | Tokyo Institute Of Technology | 廃棄物処理装置及び廃棄物処理方法 |
JP2010106133A (ja) * | 2008-10-30 | 2010-05-13 | Kubota Kankyo Service Kk | 廃棄物の燃料化方法および装置 |
CN201650628U (zh) * | 2009-11-23 | 2010-11-24 | 张建城 | 槽式太阳能聚热发电装置 |
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JP2005125247A (ja) * | 2003-10-24 | 2005-05-19 | Power System Kk | プラスチック含有廃棄物の処理装置 |
JP4081454B2 (ja) | 2004-04-02 | 2008-04-23 | 日立電線株式会社 | 高分子化合物の処理方法及びその処理装置 |
JP2008200544A (ja) * | 2006-05-31 | 2008-09-04 | Kobelco Eco-Solutions Co Ltd | 廃棄物の溶融処理方法 |
JP4999650B2 (ja) * | 2007-11-15 | 2012-08-15 | メタウォーター株式会社 | 有機性廃棄物のメタン発酵処理方法及びメタン発酵処理システム |
JP2010264432A (ja) * | 2009-05-14 | 2010-11-25 | Costa Trading Co Inc | 臭気不排出有機廃棄物処理装置。 |
JP5633034B2 (ja) * | 2009-08-07 | 2014-12-03 | 中央電気工業株式会社 | 電気炉における金属精錬とアスベスト処理の同時実施方法 |
JP6087863B2 (ja) | 2014-04-16 | 2017-03-01 | 芳博 山田 | 廃棄物処理装置 |
JP6203338B1 (ja) * | 2016-07-14 | 2017-09-27 | 株式会社御池鐵工所 | 押出成形機 |
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JPH10339417A (ja) * | 1997-06-10 | 1998-12-22 | Sumitomo Heavy Ind Ltd | 製鉄所発生廃棄物等の処理システム |
JP2002034490A (ja) * | 2000-07-26 | 2002-02-05 | Taiyo Kagaku Co Ltd | 油アゲ様食品の製造法 |
JP2008246300A (ja) * | 2007-03-29 | 2008-10-16 | Tokyo Institute Of Technology | 廃棄物処理装置及び廃棄物処理方法 |
JP2010106133A (ja) * | 2008-10-30 | 2010-05-13 | Kubota Kankyo Service Kk | 廃棄物の燃料化方法および装置 |
CN201650628U (zh) * | 2009-11-23 | 2010-11-24 | 张建城 | 槽式太阳能聚热发电装置 |
JP2017214262A (ja) * | 2016-06-02 | 2017-12-07 | 国立大学法人山口大学 | 二酸化炭素の固定化方法 |
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