CN109305681A - The technique of dangerous waste active carbon and biological material manufacture active carbon - Google Patents
The technique of dangerous waste active carbon and biological material manufacture active carbon Download PDFInfo
- Publication number
- CN109305681A CN109305681A CN201811025356.5A CN201811025356A CN109305681A CN 109305681 A CN109305681 A CN 109305681A CN 201811025356 A CN201811025356 A CN 201811025356A CN 109305681 A CN109305681 A CN 109305681A
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- active carbon
- activation
- biological material
- temperature
- dangerous waste
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/336—Preparation characterised by gaseous activating agents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/318—Preparation characterised by the starting materials
- C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/145—Feedstock the feedstock being materials of biological origin
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention discloses the techniques of dangerous waste active carbon and biological material manufacture active carbon, dangerous waste active carbon and biological material 5 can be matched simultaneously and enter activation furnace activation, dangerous waste active carbon restores original active carbon physicochemical property, biological material is without charing, directly settle at one go, the active carbon of various performances has been made, continuous production of the present invention, quality is stablized, good control, dangerous waste resource can recycle, entire treatment process about 3-5 hours, well below the time of conventionally fabricated active carbon, it is passed through vapor and supplements a certain amount of air, to obtain temperature required for manufacture active carbon, dangerous waste active carbon and biological material can be activated, produce the active carbon of various qualities, the process of entire dangerous waste regeneration and biological material manufacture, it operates and automatic control can be achieved, quality is controllable, reduce dangerous waste pair when manufacture The pollution of environment, and the spent organic solvent influential on environment that burnt, have saved precious resources.
Description
Technical field
The present invention relates to a kind of technique for manufacturing active carbon, in particular to a kind of dangerous waste active carbon and biological material manufacture
The technique of active carbon.
Background technique
For the biological material never carbonized in hydrocarbon-containiproducts, the atmosphere of comburant containing a small amount of oxygen, dangerous waste is living
Property charcoal and biological material carry out 5 and match, due to containing in a certain amount of organic matter, VOC and biological material in dangerous waste active carbon
Containing a certain amount of volatile matter, so that substance of this kind evaporates, a large amount of water are generated with a certain amount of vapor is passed through in converter
One combust of coal gas body, under such circumstances, when available manufacture active carbon required 900-950 DEG C of technological temperature,
To produce the active carbon of various qualities, the carbonization-activation of dangerous waste active carbon activation recovering and biological material is realized, is made
Produce the active carbon of various qualities.
Summary of the invention
The purpose of the present invention is to provide the techniques of a kind of dangerous waste active carbon and biological material manufacture active carbon.
The technical solution adopted by the present invention is that:
The technique of dangerous waste active carbon and biological material manufacture active carbon, it is characterised in that: the following steps are included:
Step 1: activation furnace heats up before use, first carrying out a furnace using the burning of natural gas, divides waste active carbon material and biological material
Expect feed zone, activation section and active carbon discharging section, activates furnace temperature from room temperature and gradually rise up to 400 DEG C；
Step 2: the dangerous waste active carbon and biological material that 5 are prepared enter activation section from feed end and are activated, living in furnace
Change section temperature and is increased to 900-1000 DEG C of outlet by 400 DEG C of import, the moisture evaporation because temperature increases, in dangerous waste active carbon
As vapor, oxygen content in furnace is diluted, as a part of activating steam, participates in the activation to waste active carbon, organic matter,
Volatile matter in VOC and biological material, which becomes to participate in controlling in activation furnace burning, provides the part of fuel of activation thermal energy；
Step 3: in step 2, when control point temperature is relatively low, increasing the revolving speed of frequency conversion fan, increase air demand, the oxygen in air
The water-gas or active carbon that activation generates in gas and activation section burn, and increase and activate intracavitary heat, increase activation temperature；
Step 4: in step 2, when activation section temperature drift, reducing the revolving speed of frequency conversion fan, limit air demand, reduce to enter and live
Change intracavitary oxygen；
Step 5: after activation, high temperature active charcoal is cooling into spiral cooler after discharge end comes out, and then passes through sub-sieve
It discharges into packaging bag；
Step 6: by the high-temperature gas of discharging section: being mainly steam, carbon dioxide, imperfect combustion water-gas and a small amount of charcoal
Powder is introduced to 1100 DEG C of secondary combustion chambers of temperature and carries out completely burned processing, and flue gas enters waste heat boiler and generates water vapour, water
Activated gas of the steam as active carbon supplies activated carbon in activation furnace and uses；
Step 7: the gas after second-time burning is passed through chilling tower, while tap water and compressed air are passed through in chilling tower, realizes high
Warm air cooling automatically adjusts amount of water sprayed according to the variation of exit gas temperature and guarantees that flue-gas temperature is dropped in 1 second by 550 DEG C
To 200 DEG C, the burgy being mingled in flue gas, after chilling tower, cyclone separator, bag filter, 99% burgy is collected；
Step 8: micro burgy enters washing caustic wash tower with flue gas, it is washed after flue gas it is further using activated carbon adsorber
Tail gas is absorbed, is discharged into atmosphere eventually by chimney.
In the step 3, when increase supplement air capacity is insufficient to allow furnace temperature to increase, it is passed through natural gas auxiliary automatically and mentions
Temperature.
The waste heat boiler is passed through pure water through water softening device, and the wastewater effluent of water softening device is connected to circulating water pool, circulating water pool
In water supply pump for give washing caustic wash tower water inlet, washing caustic wash tower water outlet is discharged into circulating water pool.
Advantages of the present invention: continuous production, quality are stable, control, dangerous waste resource can recycle well, and drying roasts, is living
Change and incorporate one, three phases are disposably completed, and entire treatment process about 3-5 hours, are used well below conventionally fabricated active carbon
Time, activation temperature is greater than 800 DEG C, after equipment operates normally, is not required to external complement heat, be passed through vapor and supplement is certain
The air of amount can activate dangerous waste active carbon and biological material, make to obtain temperature required for manufacture active carbon
The active carbon for producing various qualities, the process entirely manufactured operate and automatic control can be achieved, and quality is controllable, and when manufacture reduces dangerous waste
Pollution to environment, and the spent organic solvent influential on environment that burnt, have saved precious resources.
Detailed description of the invention
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is process flow chart of the invention.
Specific embodiment
As shown in Figure 1, the technique of dangerous waste active carbon and biological material manufacture active carbon, comprising the following steps:
Step 1: activation furnace heats up before use, first carrying out a furnace using the burning of natural gas, and activation furnace is always about 15 meters, point useless work
Property charcoal material and biological material feed zone, activation section and active carbon discharging section, activate furnace temperature from room temperature and gradually rise up to 400
℃；
Step 2: the dangerous waste active carbon and biological material that 5 are prepared enter activation section from feed end and are activated, converter into
About 2 meters of segment length of material, activation section temperature is increased to 900-1000 DEG C of outlet by 400 DEG C of import in furnace, because temperature increases, dangerous waste
Moisture evaporation in active carbon becomes vapor, dilutes oxygen content in furnace, as a part of activating steam, participates in useless activity
The activation of charcoal, the volatile matter in organic matter, VOC and biological material, which becomes, to be participated in control burning and provides activation thermal energy in activation furnace
Part of fuel；
Step 3: in step 2, when control point temperature is relatively low, increasing the revolving speed of frequency conversion fan, increase air demand, the oxygen in air
The water-gas or active carbon that activation generates in gas and activation section burn, and increase and activate intracavitary heat, increase activation temperature；
Step 4: in step 2, when activation section temperature drift, reducing the revolving speed of frequency conversion fan, limit air demand, reduce to enter and live
Change intracavitary oxygen；
Step 5: after activation, high temperature active charcoal is cooling into spiral cooler after discharge end comes out, and then passes through sub-sieve
It discharges into packaging bag；
Step 6: by the high-temperature gas of discharging section: being mainly steam, carbon dioxide, imperfect combustion water-gas and a small amount of charcoal
Powder is introduced to 1100 DEG C of secondary combustion chambers of temperature and carries out completely burned processing, and flue gas enters waste heat boiler and generates water vapour, water
Activated gas of the steam as active carbon supplies activated carbon in activation furnace and uses；
Step 7: in order to meet requirement of the follow-up phase fume treatment to temperature, reducing synthesizing again for dioxin, second-time burning
Gas afterwards is passed through chilling tower, while tap water and compressed air are passed through in chilling tower, chilling tower principle be atomization particle water with
High temperature gas flow is sufficiently mixed, and atomization particle water absorbs thermal energy from high-temperature gas, realizes high temperature gas flow cooling, and top of tower is equipped with water
Atomising device, tower middle part are acid resistance filler, automatically adjust amount of water sprayed according to the variation of exit gas temperature and guarantee flue-gas temperature 1
200 DEG C are down to by 550 DEG C in second, the burgy being mingled in flue gas, after chilling tower, cyclone separator, bag filter,
99% burgy collects；
Step 8: micro burgy enters washing caustic wash tower with flue gas, it is washed after flue gas it is further using activated carbon adsorber
Tail gas is absorbed, is discharged into atmosphere eventually by chimney.Flue gas emission includes air-introduced machine and chimney, and air-introduced machine pumps flue gas to tie up
The function of holding the negative-pressure operation state of burner hearth will purify flue gas up to standard by chimney and be discharged into atmosphere, sampling hole is arranged on chimney
With the auxiliary equipment such as sample platform, flue gas on-line detecting system is installed, flue dust in monitoring discharge flue gas, sulfur dioxide, hydrogen chloride,
The operation of carbon monoxide, nitrogen oxides, rate of oxygen, the quality of carbon dioxide and feedback control flue gas purification system.
In step 3, when increase supplement air capacity is insufficient to allow furnace temperature to increase, it is passed through natural gas auxiliary temperature raising automatically.
Waste heat boiler is passed through pure water through water softening device, and the wastewater effluent of water softening device is connected to circulating water pool, in circulating water pool
Water supply pump is discharged into circulating water pool for giving washing caustic wash tower water inlet, washing caustic wash tower water outlet.
Continuous production of the present invention, quality be stable, good control, and dangerous waste resource can recycle, and dry, roasting, activation incorporate one,
Three phases are disposably completed, and entire treatment process about 3-5 hours, well below the time of conventionally fabricated active carbon, activation
Temperature is greater than 800 DEG C, after equipment operates normally, is not required to external complement heat, is passed through vapor and supplements a certain amount of air, comes
Temperature required for manufacture active carbon is obtained, dangerous waste active carbon and biological material can be activated, produce various product
The active carbon of matter, the process entirely manufactured operate and automatic control can be achieved, and quality is controllable, and when manufacture reduces dirt of the dangerous waste to environment
Dye, and the spent organic solvent influential on environment that burnt, have saved precious resources.
Claims (3)
1. the technique of dangerous waste active carbon and biological material manufacture active carbon, it is characterised in that: the following steps are included:
Step 1: activation furnace heats up before use, first carrying out a furnace using the burning of natural gas, waste active carbon material and biological material
Feed zone, activation section and active carbon discharging section activate furnace temperature from room temperature and gradually rise up to 400 DEG C；
Step 2: the dangerous waste active carbon and biological material that 5 are prepared enter activation section from feed end and are activated, living in furnace
Change section temperature and is increased to 900-1000 DEG C of outlet by 400 DEG C of import, the moisture evaporation because temperature increases, in dangerous waste active carbon
As vapor, oxygen content in furnace is diluted, as a part of activating steam, participates in the activation to waste active carbon, organic matter,
Volatile matter in VOC and biological material, which becomes to participate in controlling in activation furnace burning, provides the part of fuel of activation thermal energy；
Step 3: in step 2, when control point temperature is relatively low, increasing the revolving speed of frequency conversion fan, increase air demand, the oxygen in air
The water-gas or active carbon that activation generates in gas and activation section burn, and increase and activate intracavitary heat, increase activation temperature；
Step 4: in step 2, when activation section temperature drift, reducing the revolving speed of frequency conversion fan, limit air demand, reduce to enter and live
Change intracavitary oxygen；
Step 5: after activation, high temperature active charcoal is cooling into spiral cooler after discharge end comes out, and then passes through sub-sieve
It discharges into packaging bag；
Step 6: by the high-temperature gas of discharging section: predominantly steam, carbon dioxide, imperfect combustion water-gas and a small amount of slight
Powdered carbon is introduced to 1100 DEG C of secondary combustion chambers and carries out completely burned processing, and flue gas enters waste heat boiler and generates water vapour, and water steams
Activated gas of the vapour as active carbon supplies activated carbon in activation furnace and uses；
Step 7: the gas after second-time burning is passed through chilling tower, while tap water and compressed air are passed through in chilling tower, realizes high
Warm air cooling automatically adjusts amount of water sprayed according to the variation of exit gas temperature and guarantees that flue-gas temperature is dropped in 1 second by 550 DEG C
To 200 DEG C, the burgy being mingled in flue gas, after chilling tower, cyclone separator, bag filter, 99% burgy is collected；
Step 8: micro burgy enters washing caustic wash tower with flue gas, it is washed after flue gas it is further using activated carbon adsorber
Tail gas is absorbed, is discharged into atmosphere eventually by chimney.
2. the technique of dangerous waste active carbon according to claim 1 and biological material manufacture active carbon, it is characterised in that: institute
It states in step 3, when increase supplement air capacity is insufficient to allow furnace temperature to increase, is passed through natural gas auxiliary temperature raising automatically.
3. the technique of dangerous waste active carbon according to claim 1 and biological material manufacture active carbon, it is characterised in that: institute
It states waste heat boiler and is passed through pure water through water softening device, the wastewater effluent of water softening device is connected to circulating water pool, the water supply water in circulating water pool
Pump is discharged into circulating water pool for giving washing caustic wash tower water inlet, washing caustic wash tower water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811025356.5A CN109305681B (en) | 2018-11-30 | 2018-11-30 | Process for manufacturing activated carbon by using hazardous waste activated carbon and biomass material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811025356.5A CN109305681B (en) | 2018-11-30 | 2018-11-30 | Process for manufacturing activated carbon by using hazardous waste activated carbon and biomass material |
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| Publication Number | Publication Date |
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| CN109305681A true CN109305681A (en) | 2019-02-05 |
| CN109305681B CN109305681B (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811025356.5A Active CN109305681B (en) | 2018-11-30 | 2018-11-30 | Process for manufacturing activated carbon by using hazardous waste activated carbon and biomass material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111569851A (en) * | 2020-06-03 | 2020-08-25 | 姚正飞 | Internal heat type converter regeneration disposal device for hazardous waste powdered activated carbon |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030022035A1 (en) * | 1997-11-07 | 2003-01-30 | Galloway Terry R. | Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions |
| US20060130401A1 (en) * | 2004-12-16 | 2006-06-22 | Foster Wheeler Energy Corporation | Method of co-producing activated carbon in a circulating fluidized bed gasification process |
| CN104787762A (en) * | 2015-04-20 | 2015-07-22 | 北京神雾环境能源科技集团股份有限公司 | Method and system for producing activated carbon through pyrolysis of water-bearing organic matter |
| CN105417539A (en) * | 2016-01-17 | 2016-03-23 | 河北德谦环保科技股份有限公司 | Waste carbon recycling and regenerating system |
| CN105536705A (en) * | 2016-01-17 | 2016-05-04 | 河北德谦环保科技股份有限公司 | Waste carbon regeneration system |
| CN107282027A (en) * | 2017-07-13 | 2017-10-24 | 江西长远科技有限公司 | A kind of quick flow activation furnace activated carbon regenerating equipment and its technique |
| CN206771365U (en) * | 2017-05-10 | 2017-12-19 | 张新华 | Activated carbon regeneration furnace and hot resolution of waste material stove |
-
2018
- 2018-11-30 CN CN201811025356.5A patent/CN109305681B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030022035A1 (en) * | 1997-11-07 | 2003-01-30 | Galloway Terry R. | Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions |
| US20060130401A1 (en) * | 2004-12-16 | 2006-06-22 | Foster Wheeler Energy Corporation | Method of co-producing activated carbon in a circulating fluidized bed gasification process |
| CN104787762A (en) * | 2015-04-20 | 2015-07-22 | 北京神雾环境能源科技集团股份有限公司 | Method and system for producing activated carbon through pyrolysis of water-bearing organic matter |
| CN105417539A (en) * | 2016-01-17 | 2016-03-23 | 河北德谦环保科技股份有限公司 | Waste carbon recycling and regenerating system |
| CN105536705A (en) * | 2016-01-17 | 2016-05-04 | 河北德谦环保科技股份有限公司 | Waste carbon regeneration system |
| CN206771365U (en) * | 2017-05-10 | 2017-12-19 | 张新华 | Activated carbon regeneration furnace and hot resolution of waste material stove |
| CN107282027A (en) * | 2017-07-13 | 2017-10-24 | 江西长远科技有限公司 | A kind of quick flow activation furnace activated carbon regenerating equipment and its technique |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111569851A (en) * | 2020-06-03 | 2020-08-25 | 姚正飞 | Internal heat type converter regeneration disposal device for hazardous waste powdered activated carbon |
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