KR101229005B1 - Arraratus of manufacturing fuel and manufacturing method of fuel using sludge - Google Patents
Arraratus of manufacturing fuel and manufacturing method of fuel using sludge Download PDFInfo
- Publication number
- KR101229005B1 KR101229005B1 KR1020100062595A KR20100062595A KR101229005B1 KR 101229005 B1 KR101229005 B1 KR 101229005B1 KR 1020100062595 A KR1020100062595 A KR 1020100062595A KR 20100062595 A KR20100062595 A KR 20100062595A KR 101229005 B1 KR101229005 B1 KR 101229005B1
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- sludge
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- powder
- petrochemical
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
Abstract
The present invention relates to a fuel production apparatus and a manufacturing method using the sludge, the sludge supply unit for supplying the dried sludge mass; A pulverizing unit for pulverizing the sludge mass supplied from the sludge supply unit; A screen filter unit which receives the sludge crushed from the crushing unit and applies vibration to make the powder form and then separates it; A sludge silo in which powder sludge filtered by the screen filter part is stored; Petrochemical silos, slaked lime silos and water tanks in which petrochemical powder, slaked lime and water are stored respectively; A kneader for mixing and conveying a sludge mixture composed of the sludge, petrochemical powder, slaked lime and water discharged from the sludge silo, petrochemical silo, slaked lime silo and water tank; A aging tank for aging by stirring the sludge mixture supplied from the kneader; A fuel coal forming unit receiving the sludge mixture matured in the aging tank and carbonizing the fuel coal; And it characterized in that it comprises a dry discharge unit for discharging the hot air drying the fuel coal formed in the fuel coal forming unit.
According to the fuel production apparatus and the manufacturing method using the sludge according to the present invention, by adding petrochemical powder, calcined lime and the like to the sludge powder to form a solid, it is possible to produce a fuel coal with a higher calorific value by drying.
Description
The present invention relates to a fuel manufacturing apparatus and a manufacturing method using sludge, and more specifically, to add a petrochemical powder, calcined lime and the like to the sludge powder to form a solid after drying the sludge to increase the heat of the sludge It relates to a fuel production apparatus and a manufacturing method using.
In general, wastewater containing a large amount of sludge is generated in sewage treatment, wastewater treatment, or various kinds of livestock manure, and the sludge is separated from water using a centrifuge or a concentrator to separate the sludge from the sludge. After disposal, it is disposed of after titration.
However, when the sludge from which the water is removed is disposed of, serious pollution of the soil and pollution of the environment occur.
In other words, the sludge generated by the supply of sewage and sludge generated in large quantities during the treatment of livestock manure have become a big problem to secure disposal sites such as landfills, and for this reason, it is recycled as a valuable resource using sludge. Various ways to do this are being sought, and ways to reduce the use of cone posts to green farmland and to use molten slugs of sludge incineration ash for construction materials such as civil engineering are required. There was a problem with low realism.
In addition, the existing sewage treatment plant or waste water treatment plant is moved to a state containing sludge in the water, so the flocculation tank is formed by solidifying floc by administering a flocculant, etc. Since the sludge is separated and the sludge separated above is mostly disposed or disposed of in landfill or incineration, serious environmental problems occur due to bad smell or soil pollution generated during disposal.
An object of the present invention is to solve the above problems, and to form a sludge, waste water sludge into a solid fuel coal, a fuel manufacturing apparatus and a manufacturing method using a sludge to be used as fuel for home, power plants, etc. To provide.
In order to achieve the above object, the fuel manufacturing apparatus using the sludge of the present invention, the sludge supply unit for supplying the dried sludge mass; A pulverizing unit for pulverizing the sludge mass supplied from the sludge supply unit; A screen filter unit which receives the sludge crushed from the crushing unit and applies vibration to make the powder form and then separates it; A sludge silo in which powder sludge filtered by the screen filter part is stored; Petrochemical silos, slaked lime silos and water tanks in which petrochemical powder, slaked lime and water are stored respectively; A kneader for mixing and conveying a sludge mixture composed of the sludge, petrochemical powder, slaked lime and water discharged from the sludge silo, petrochemical silo, slaked lime silo and water tank; A aging tank for aging by stirring the sludge mixture supplied from the kneader; A fuel coal forming unit receiving the sludge mixture matured in the aging tank and carbonizing the fuel coal; And it characterized in that it comprises a dry discharge unit for discharging the hot air drying the fuel coal formed in the fuel coal forming unit.
The sludge supply unit, the pulverization unit, the screen filter unit, the kneader, the aging tank and the fuel coal forming unit may be installed in a closed state.
In addition, first, second and third bucket conveyors for transferring the sludge or the sludge mixture are installed between the sludge supply unit and the crush unit, between the crush unit and the screen filter unit, and between the aging tank and the fuel coal forming unit, respectively. A fourth bucket conveyor and a transfer belt may be installed between the screen filter unit and the sludge silo.
In addition, the first, second, third, fourth bucket conveyor and the transfer belt is characterized in that the installation is closed with the outside.
In addition, the grinding unit is characterized in that the hammer mill.
In addition, a dust collector is installed between the crushing unit and the second bucket conveyor to collect dust particles of the sludge crushed in the crushing unit, characterized in that the filter cloth is installed on the upper side of the dust collector.
In addition, the filter cloth is characterized in that the medium filter or hepa filter.
In addition, the screen filter unit, the hopper is formed in the upper opening; A screen filter installed at an upper side of the hopper to be inclined to separate the sludge in powder form; And a vibration motor attached to the hopper or screen filter to generate vibration.
The apparatus may further include a screw conveyor for returning sludge which is not separated from the screen filter to the first bucket conveyor.
In addition, the aging tank includes a stirring cylinder, an impeller disposed in the stirring cylinder, a motor for rotating the impeller, the aging tank is characterized in that the sludge mixture is stirred for 3 to 4 minutes.
The fuel coal forming unit may include a pair of first and second forming rollers and a driving unit for rotating the forming rollers, wherein a plurality of forming grooves are formed on the outer circumference of the first and second forming rollers. do.
In addition, the forming groove is characterized in that it is made of any one of the shape of an ellipse or hemispherical shape, a rectangular parallelepiped, a cube in which the cross-sectional area gradually decreases in the radial direction from the outer peripheral surface of the first and second forming rollers.
In addition, when the forming groove is formed in the elliptic shape, the length of the long axis of the forming groove of the forming roller outer peripheral is characterized in that 50 ~ 70mm.
In addition, the dry discharge unit, characterized in that it comprises a mesh conveyor belt, a rotary drive unit for rotating the mesh conveyor belt and a heater and a blowing fan for supplying high temperature hot air.
In addition, the dust collecting unit is further provided on the lower side of the mesh conveyor belt.
In addition, the heating temperature of the heater is characterized in that the 70 ~ 80 ℃.
Fuel production method using the sludge of the present invention devised to achieve the object as described above, (a) grinding the sludge mass to produce a sludge powder; (b) adding a petrochemical powder, slaked lime and water to the sludge powder to produce a sludge mixture; (c) stirring the sludge mixture produced in step (b); (d) injecting the sludge mixture stirred in the step (c) into a molding machine to form fuel coal; And (e) characterized in that it comprises the step of hot air drying the fuel coal formed in step (d).
In addition, the sludge mixture is characterized by consisting of a mixture of 50 to 70% by weight of sludge powder, 22 to 30% by weight of petrochemical powder, 1 to 3% by weight of lime and 7 to 9% by weight of water. It is done.
In addition, the petrochemical powder is characterized in that it comprises vinyl, PE, PVC, PP and RDF.
In addition, the sludge powder is characterized in that consisting of sewage, wastewater sludge or food waste.
According to the fuel production apparatus and the manufacturing method using the sludge according to the present invention described above, by adding petrochemical powder, calcined lime, etc. to the sludge powder to form a solid, it is possible to produce a fuel coal with a higher calorific value by drying.
By using such fuel coal as fuel for domestic boilers and power plants, it is possible to replace some of the fossil fuels.
In addition, the sludge supply unit, the pulverization unit, the screen filter unit, the kneader, the aging tank, the fuel coal forming unit and the plurality of bucket conveyors are installed in a closed state to the outside, so that the fine dust generated during the process of manufacturing fuel coal is scattered. There is also an effect that can prevent.
1 is a block diagram showing an apparatus for producing fuel using sludge according to an embodiment of the present invention.
2 is a perspective view briefly showing a fuel coal forming unit of the fuel production apparatus using sludge according to an embodiment of the present invention.
3 is a cross-sectional view of the forming roller of FIG.
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
1 is a configuration diagram showing a fuel production apparatus using sludge according to an embodiment of the present invention, Figure 2 is a perspective view briefly showing a fuel coal forming unit of the fuel production apparatus using sludge according to an embodiment of the present invention, Figure 3 Is a cross-sectional view of the forming roller of FIG.
Fuel production apparatus using sludge according to an embodiment of the present invention is to form a fuel coal that can be fuelized after mixing other materials in the sewage, wastewater sludge, as shown in Figures 1 to 3, sludge supply unit 100 ),
First, the
In this case, the
In addition, the sludge includes sewage and wastewater sludge, but may further include food waste and manure.
On the other hand, the sludge conveyed from the
At this time, the sludge mass introduced into the crushing
On the other hand, the
The crushing
Conventional hammer mill (hammer mill) may be applied to the
At this time, the sludge discharged from the crushing
Subsequently, the sludge discharged to the lower side of the crushing
Meanwhile, the
Since the sludge dust particles collected by the
Here, the
More specifically, the
The
Here, the
In addition, the powdered sludge separated from the
Here, the
On the other hand, one side of the
Therefore, the sludge particles having a predetermined size or more, which are not filtered by the
As described above, the
In addition, one side of the
Here, the petrochemical powder is to form a fuel coal, which will be described later having a higher caloric value by mixing with the sludge powder, petrochemical waste products such as household waste dry matter, PE, PP, PVC, waste solid fuel (RDF), vinyl It is prepared by melting and grinding.
In addition, the fuel coal formed by the addition of the petrochemical powder has a higher calorific value of at least 20 to 30% or more than the fuel coal formed from the sludge powder only.
The calcined lime (calcium hydroxide; Ca (OH) 2 ) gives viscosity during mixing of the sludge powder and the petrochemical powder in the
The
Such a
Meanwhile, the sludge powder, the petrochemical powder, and the sintered ash are provided in the respective injection pipes connecting the lower portion of the
In addition, on the pipe connecting the
Therefore, the control unit (not shown) adjusts the rotation angle of the
In the embodiment of the present invention the sludge mixture is 50 to 70% by weight of the sludge powder, 22 to 30% by weight petrochemical powder, 1 to 3% by weight of lime and 7 to 9% by weight of water It should be a mixed configuration.
In addition, the
On the other hand, the sludge mixture is mixed in the
Specifically, the aging
If the stirring time is less than 3 minutes, the viscosity of the sludge mixture has a considerably high state, making it difficult to form the fuel coal in the fuel
Meanwhile, the sludge mixture matured in the aging
As shown in FIGS. 2 and 3, the fuel
Here, a plurality of forming
On the other hand, the forming
In addition, the forming
In the embodiment of the present invention, the
However, the inlet and outlet for the input and discharge of the sludge is to communicate with each other, the first, second, third, fourth bucket conveyor (410, 420, 430, 440) and the conveying
The
In the embodiment of the present invention, the heater to prevent the fuel coal is burned during the process of transporting the fuel coal along the
Therefore, the fuel coal formed in the fuel
In addition, a separate dust collecting part (not shown) is further provided below the
The sludge powder collected in the dust collecting part is resupplied to the initial
On the other hand, the drying
Although the preferred embodiments of the present invention have been described above, the scope of the present invention is not limited to such specific embodiments, and those skilled in the art may appropriately change within the scope described in the claims of the present invention. Or modifications may be possible.
For example, the first, second, third, and
100: sludge supply unit 110: crushing unit
120: screen filter unit 121: hopper
122: screen filter 123: vibration motor
200: sludge silo 210: petrochemical silo
220: slaked lime silo 230: water tank
300: kneader 301: rotary valve
310: aging tank 311: stirring vessel
312
320: fuel coal forming unit 321: first forming roller
322: second forming roller 324: forming groove
330: dry discharge unit 331: mesh conveyor belt
410: first bucket conveyor 420: second bucket conveyor
430: third bucket conveyor 440: fourth bucket conveyor
510: passage 520: transport belt
610: screw conveyor 611: return screw
612: screw motor 710: dust collector
720: filter cloth 810: exhaust communication
Claims (20)
A pulverizing unit for pulverizing the sludge mass supplied from the sludge supply unit;
A screen filter unit which receives the sludge crushed from the crushing unit and applies vibration to make the powder form and then separates it;
A sludge silo in which powder sludge filtered by the screen filter part is stored;
Petrochemical silos, slaked lime silos and water tanks in which petrochemical powder, slaked lime and water are stored respectively;
A kneader for mixing and conveying a sludge mixture composed of the sludge, petrochemical powder, slaked lime and water discharged from the sludge silo, petrochemical silo, slaked lime silo and water tank;
A aging tank for aging by stirring the sludge mixture supplied from the kneader;
A fuel coal forming unit receiving the sludge mixture matured in the aging tank and carbonizing the fuel coal; And
It includes a dry discharge unit for hot-air drying and discharge the fuel coal formed in the fuel coal forming unit,
The sludge supply unit, the pulverization unit, the screen filter unit, the kneader, the maturation tank and the fuel coal forming unit is installed in a closed state with the external fuel manufacturing apparatus using sludge.
First, second and third bucket conveyors for transporting the sludge or the sludge mixture are installed between the sludge supply unit and the crush unit, between the crush unit and the screen filter unit, and between the aging tank and the fuel coal forming unit, respectively.
A sludge sludge fuel production apparatus, characterized in that the fourth bucket conveyor and the transfer belt is installed between the screen filter unit and the sludge silo.
The first, second, third, fourth bucket conveyor and the conveying belt is a fuel manufacturing apparatus using sludge, characterized in that installed in a closed state with the outside.
The grinding unit is a fuel manufacturing device using sludge, characterized in that the hammer mill.
A dust collector is installed between the crushing unit and the second bucket conveyor to collect dust particles of the sludge crushed in the crushing unit, and a filter cloth is installed on the upper side of the dust collector.
The filter fabric is a fuel manufacturing apparatus using sludge, characterized in that the medium filter or hepa filter.
The screen filter unit,
Hopper formed in the upper opening;
A screen filter installed at an upper side of the hopper to be inclined to separate the sludge in powder form; And
And a vibration motor attached to the hopper or screen filter to generate vibration.
And a screw conveyor for returning sludge that is not separated from the screen filter to the first bucket conveyor.
The aging tank includes a stirring cylinder, an impeller disposed in the stirring cylinder, a motor for rotating the impeller,
In the aging tank, the sludge mixture using a sludge mixture, characterized in that for 3 to 4 minutes.
The fuel coal forming unit includes a pair of first and second forming rollers and a driving unit to rotate the forming rollers, wherein a plurality of forming grooves are formed on the outer circumference of the first and second forming rollers. Fuel production apparatus using.
The forming groove is a fuel manufacturing apparatus using sludge, characterized in that formed in any one of the shape of the ellipse or hemispherical shape, rectangular parallelepiped, cube and the sectional area gradually decreases in the radial direction from the outer peripheral surface of the first and second forming rollers. .
When the forming groove is formed in the elliptic shape, the length of the long axis of the forming groove of the outer peripheral roller forming roller is 50 ~ 70mm, characterized in that the fuel production apparatus using sludge.
The dry discharge unit,
And a mesh conveyor belt, a rotary driving unit for rotating the mesh conveyor belt, and a heater and a blower fan for supplying hot air at high temperature.
Fuel production apparatus using sludge, characterized in that the dust collecting unit is further installed on the lower side of the mesh conveyor belt.
Exothermic temperature of the heater is a fuel manufacturing apparatus using sludge, characterized in that 70 ~ 80 ℃.
(b) adding a petrochemical powder, slaked lime and water to the sludge powder to produce a sludge mixture;
(c) stirring the sludge mixture produced in step (b);
(d) injecting the sludge mixture stirred in the step (c) into a molding machine to form fuel coal; And
(e) hot air drying the fuel coal formed in the step (d);
The sludge mixture is characterized by consisting of a mixture of 50 to 70% by weight of the sludge powder, 22 to 30% by weight of petrochemical powder, 1 to 3% by weight of lime and 7 to 9% by weight of water. Fuel production method using sludge.
The petrochemical powder is a fuel manufacturing method using sludge, characterized in that containing vinyl, PE, PVC, PP and RDF.
The sludge powder is sludge, fuel production method using sludge, characterized in that consisting of waste water sludge or food waste.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020100062595A KR101229005B1 (en) | 2010-06-30 | 2010-06-30 | Arraratus of manufacturing fuel and manufacturing method of fuel using sludge |
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KR1020100062595A KR101229005B1 (en) | 2010-06-30 | 2010-06-30 | Arraratus of manufacturing fuel and manufacturing method of fuel using sludge |
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KR20120001952A KR20120001952A (en) | 2012-01-05 |
KR101229005B1 true KR101229005B1 (en) | 2013-02-04 |
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KR1020100062595A KR101229005B1 (en) | 2010-06-30 | 2010-06-30 | Arraratus of manufacturing fuel and manufacturing method of fuel using sludge |
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KR102324052B1 (en) * | 2021-03-29 | 2021-11-09 | 주식회사 대양환경기술 | Automatic manufacturing device of functional coal briquettes |
CN114479977A (en) * | 2022-03-03 | 2022-05-13 | 东至县森茂炭业有限公司 | Efficient and environment-friendly machine-made charcoal carbonization system |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10195465A (en) * | 1996-12-27 | 1998-07-28 | Kurimoto Ltd | Apparatus for forming solid fuel from flammable trash containing garbage |
JPH1180763A (en) | 1997-09-09 | 1999-03-26 | Ebara Corp | Production of solid fuel from sewage sludge |
KR20010087835A (en) * | 2001-06-29 | 2001-09-26 | 선윤관 | Manufacturing method of refuse derived fuel using wet sludge |
KR100966913B1 (en) | 2009-04-17 | 2010-06-30 | 신근항 | Solid fuel using sludge of excrement and manufacturing method |
-
2010
- 2010-06-30 KR KR1020100062595A patent/KR101229005B1/en not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10195465A (en) * | 1996-12-27 | 1998-07-28 | Kurimoto Ltd | Apparatus for forming solid fuel from flammable trash containing garbage |
JPH1180763A (en) | 1997-09-09 | 1999-03-26 | Ebara Corp | Production of solid fuel from sewage sludge |
KR20010087835A (en) * | 2001-06-29 | 2001-09-26 | 선윤관 | Manufacturing method of refuse derived fuel using wet sludge |
KR100966913B1 (en) | 2009-04-17 | 2010-06-30 | 신근항 | Solid fuel using sludge of excrement and manufacturing method |
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KR20120001952A (en) | 2012-01-05 |
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