Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
  • B09B—DISPOSAL OF SOLID WASTE
  • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
  • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
  • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
  • F23G5/20—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having rotating or oscillating drums
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
  • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
  • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
  • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
  • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
  • F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
  • F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
  • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
  • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
  • F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
  • F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
  • F23G5/16—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
  • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
  • F23M20/00—Details of combustion chambers, not otherwise provided for, e.g. means for storing heat from flames
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
  • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
  • F23G2205/00—Waste feed arrangements
  • F23G2205/12—Waste feed arrangements using conveyors
  • F23G2205/121—Screw conveyor

Definitions

• the present invention relates, in general, to a drying and carbonizing system for treating organic and waste matter, such as sludge, food waste and other domestic refuse and, more particularly, to a drying and carbonizing system which uses waste gas, generated during the process of drying and carbonizing the organic matter input through the hopper, as a fuel, and in which a combustion furnace is directly connected to a carbonizing furnace so that the high temperature heat generated from the combustion furnace passes through both the carbonizing furnace and a drying furnace, thus reducing fuel consumption, enhancing heat efficiency, and completely treating wastewater generated from organic matter.
• an object of the present invention is to provide a drying and carbonizing system which has a structure capable of treating organic matter, such as sludge or food waste, and waste matter, such as waste wood or waste vinyl, through a simple treatment process, and in which fuel is used only at an initial ignition stage and during a temperature increasing time, but gas and steam occurring when drying and carbonizing organic and waste matters are used as fuel after that time and, as well, any kind of inexpensive fuel can be used as fuel, thus being highly economical in this age of high oil prices.
• Another object of the present invention is to provide a drying and carbonizing system for treating organic and waste matter in which high temperature is maintained during the treatment process, thus perfectly treating organic hazardous gas and odor generated from organic matter when drying and carbonizing the organic matter.
• the present invention provides a drying and carbonizing system for treating organic and waste matter, having a screw conveyor carrying organic matter input through a hopper, a rotary kiln drying furnace, a rotary kiln carbonizing furnace and a combustion furnace, wherein the drying and carbonizing system includes: a drying furnace connected to the screw conveyor, with a connection pipe coupled to both ends of the drying furnace and connected to a secondary combustion chamber, and both a support and a plate placed in the drying furnace and provided on an outer surface of a communicating pipe; a carbonizing furnace communicating with the drying furnace, with a discharge pipe coupled to both ends of the carbonizing furnace and connected to a primary combustion chamber, and a carbide storage tank provided below an end of the carbonizing furnace; a combustion furnace communicating with the carbonizing furnace, with an ash container provided on a lower end of the combustion furnace, the combustion furnace having the primary combustion chamber connected to the discharge pipe of the carbonizing furnace, and the secondary combustion chamber connected to the connection pipe of the drying furnace; and the communicating
• a drying and carbonizing system has a structure capable of treating organic matter, such as sludge or food waste, and waste matter, such as waste wood or waste vinyl, through a simple treatment process.
• fuel is used only at an initial ignition stage and during a temperature increasing time, but gas and steam occurring when drying and carbonizing organic and waste matter are used as fuel after that time.
• any kind of inexpensive fuel can be used as fuel. Accordingly, the present invention is economical.
• the present invention can completely neutralize organic hazardous gas and odors generated from organic matter when drying and carbonizing the organic matter, thus being environmentally friendly.
• the present invention can ensure the stability and reliability of output matter, and can be used in a variety of industrial fields.
• FIG. 1 is a view showing the construction of a drying and carbonizing system according to the present invention
• FIG. 2 is a block diagram showing a procedure of using the drying and carbonizing system according to the present invention.
• FIG. 3 is a perspective view showing a drying furnace of the drying and carbonizing system according to the present invention.
• FIG. 4 is a sectional view of the drying furnace of the drying and carbonizing system according to the present invention. Best Mode for Carrying Out the Invention
• the present invention provides a drying and carbonizing system which has a screw conveyor carrying organic matter input through a hopper, a rotary kiln drying furnace, a rotary kiln carbonizing furnace and a combustion furnace.
• the drying and carbonizing system of the present invention includes a drying furnace 3 which is connected to a screw conveyor 2.
• a connection pipe 31 is coupled to both ends of the drying furnace 3 and is connected to a secondary combustion chamber 52, and both a support 32 and a plate 33 are placed in the drying furnace 3 and provided on an outer surface of a communicating pipe 6.
• the drying and carbonizing system further includes a carbonizing furnace 4 which communicates with the drying furnace 3.
• a discharge pipe 41 is coupled to both ends of the carbonizing furnace 4 and connected to a primary combustion chamber 51, and a carbide storage tank 42 is provided below an end of the carbonizing furnace 4.
• the drying and carbonizing system further includes a combustion furnace 5 which communicates with the carbonizing furnace 4, with an ash container 54 provided on a lower end of the combustion furnace 5.
• the combustion furnace 5 includes the primary combustion chamber 51 which is connected to the discharge pipe 41 of the carbonizing furnace 4, and the secondary combustion chamber 52 which is connected to the connection pipe 31 of the drying furnace 3.
• the drying and carbonizing system further includes the communicating pipe 6 which is coupled at a first end thereof to the combustion furnace 5 and coupled at a second end thereof to a cyclone 7. The communicating pipe 6 axially passes through the drying furnace 3 and the carbonizing furnace 4.
• the drying furnace 3 is coupled at both ends thereof to the connection pipe 31, which is connected to the secondary combustion chamber 52 of the combustion furnace 5, so that hazardous gas and steam, occurring when drying organic matter, are drawn into the combustion furnace 5.
• At least one support 32 is mounted to the outer surface of the communicating pipe 6, which axially passes through the drying furnace 3.
• the plate 33 is fastened to an end of the support 32. Both the support 32 and the plate 33 are placed in the drying furnace 3.
• the plate 33 is constructed to be in close contact with an inner surface of the drying furnace 3 so as to scrape organic matter residue stuck to the inner surface of the drying furnace 3.
• the carbonizing furnace 4 is coupled at both ends thereof to the discharge pipe 41 which is connected to the primary combustion chamber 51 of the combustion furnace 5, such that gas occurring when carbonizing organic matter, which is drawn into the carbonizing furnace 4 after being dried in the drying furnace 3, is send into the combustion furnace 5.
• the carbide storage tank 42 is provided below the end of the carbonizing furnace 4 so that carbide, which is incompletely carbonized through a process of carbonizing the organic matter, is stored in the carbide storage tank 42.
• the combustion furnace 5 consists of the primary combustion chamber 51 and the secondary combustion chamber 52 which are connected to each other.
• a fuel supply screw conveyor 53 is mounted to the primary combustion chamber 51.
• the ash container 54 is mounted to the lower end of the primary combustion chamber 51 so as to receive impurities such as ash arising from incomplete combustion.
• the present invention having the above-mentioned structure can treat organic matter, such as sludge or food waste, through a drying and carbonizing process and, as well, can treat waste matter, such as waste construction materials or waste vinyl, through the same drying and carbonizing process.
• the reference numeral 8 is a cooling tower, 9 is a bag filter, 10 is an induction fan, and 11 is a chimney stack.
• the combustion furnace 5 uses a fuel, such as an R.P.F (recycled plastic fuel) or refined oil, at an initial ignition stage, but the combustion furnace 5 uses gas and steam, which are drawn from the drying furnace 3 and the carbonizing furnace 4 into the combustion furnace 5, as a fuel after the initial ignition stage.
• a fuel such as an R.P.F (recycled plastic fuel) or refined oil
• the present invention uses fuel only when igniting the combustion furnace
• the present invention provides a drying and carbonizing system which has a structure capable of treating organic matter, such as sludge or food waste, and waste matter, such as waste wood or waste vinyl, through a simple treatment process. Furthermore, fuel is used only at an initial ignition stage and during a temperature increasing time, but gas and steam occurring when drying and carbonizing organic and waste matter are used as fuel after that time. As well, any kind of inexpensive fuel can be used as a fuel. Accordingly, the present invention is economical. Furthermore, because high temperature is maintained during the treatment process, the present invention can completely neutralize organic hazardous gas and odors generated from organic matter when drying and carbonizing the organic matter, thus being environmentally-friendly. Moreover, the present invention can ensure the stability and reliability of output matter, and can be used in a variety of industrial fields.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Environmental & Geological Engineering (AREA)
• Treatment Of Sludge (AREA)
• Processing Of Solid Wastes (AREA)

Applications Claiming Priority (2)

Publications (1)

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Family Applications (1)

Country Status (2)

Cited By (1)

Families Citing this family (4)

Citations (3)

• 2005
  • 2005-03-26 KR KR1020050025242A patent/KR100503490B1/ko not_active IP Right Cessation
  • 2005-07-14 WO PCT/KR2005/002259 patent/WO2006104298A1/en active Application Filing

Patent Citations (3)

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