CN101058759A - Chemical industry residue solid fuel containing sulfur and/or chlorine and preparation thereof - Google Patents
Chemical industry residue solid fuel containing sulfur and/or chlorine and preparation thereof Download PDFInfo
- Publication number
- CN101058759A CN101058759A CNA2007100680274A CN200710068027A CN101058759A CN 101058759 A CN101058759 A CN 101058759A CN A2007100680274 A CNA2007100680274 A CN A2007100680274A CN 200710068027 A CN200710068027 A CN 200710068027A CN 101058759 A CN101058759 A CN 101058759A
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- CN
- China
- Prior art keywords
- sulphur
- stevedore
- chlorination
- solid fuel
- damage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The invention relates to a chemical residual solid fuel with sulphur and chlorine and manufacturing technique. The solid fuel is produced by extrusion molding the mixture that mixing the chip and calcium compounds with the chemical residual with sulphur and chlorine. The weight content of the invention is: 100% chemical residual with sulphur and chlorine, 5%-40% chip, 1%-20% calcium compounds. The invention provides a good burning characteristic and a good combustion stability, which rejects blowoff of hydrochloride sulfur dioxide in the chemical residual effectively.
Description
Technical field
The present invention relates to method and preparation equipment that a kind of residue with generation solid and semi-solid in the commercial runs such as chemical pharmaceutical prepares Solid fuel, chemical industry, pharmacy residue that particularly a kind of usefulness contains sulphur and/or chlorine prepare Solid fuel.
Background technology
Commercial runs such as chemical pharmaceutical can produce a large amount of solids and the residue of semi-solid, and these solid waste compositions are often very complicated, mainly contain the heterocyclic material, contain organism such as sulphur, nitrogen, chlorine, and mostly toxic, need carry out harmless treatment.As be often referred to the chemical plant residual that contains following composition, as contain the residue of compositions such as ash content, volatile matter, moisture, solid-state charcoal, sulphur, chlorine.These residue calorific values are very high, and the combustion heat value of some residue is almost suitable with tar.Main processing mode is to carry out direct burning disposal at present, but because direct the burning tends to produce secondary pollutant, produces secondary pollutant and mainly contain sour gas HCl, SO
2, Dioxins and dust etc.The direct discharging of these pollutents is not only harmful to environment, and the HCl gas that produces in the burning process is particularly serious to burning burner hearth and Corrosion of Pipeline.
If can pass through certain pretreatment technology to the residue that technologies such as chemical pharmaceutical produce, by adding reodorant, batch mixes such as solid sulphur, chlorine agent and ignition dope, again by production technique such as extrusion moldings, burn again after making the solid shape derivatived fuel of definite shape, compare with simple direct burning disposal, can reduce HCl and SO that burning produces greatly
2Deng the generation of pollutent, and flameholding, simultaneously can efficient recovery heat energy.
In the last few years, utilized domestic waste to prepare the focus that garbage derivatived fuel has become offal treatment research.Each research institution in states such as developed country such as Japan has carried out detailed research and development to this.China was also studied this technology in recent years, but mainly concentrated on the relevant garbage derivatived fuel manufacturing technology of domestic waste, and to the waste of industry, particularly do not appear in the newspapers as yet in the processing and utilizing aspect of chemical technique residue.
Summary of the invention
Primary technical problem to be solved by this invention provides a kind of efficiency of combustion height, the synthesizing formula that contains sulphur and/or chlorination stevedore's damage slag Solid fuel that environmental pollution is low.
Another technical problem to be solved by this invention is the above-mentioned production technique that contains sulphur and/or chlorination stevedore's damage slag Solid fuel of preparation.
For realizing the object of the invention, technical scheme of the present invention is:
A kind of sulphur and/or chlorination stevedore's damage slag Solid fuel of containing, add wood chip and calcified material and mix the back extrusion molding and make by containing sulphur and/or chlorination stevedore's damage slag, the weight content of described Solid fuel is: contain 100 parts of sulphur or chlorine or sulphur and chlorination stevedore's damage slags, 5～40 parts of wood chips, 1～20 part of calcified material.
Describedly contain sulphur and/or chlorination stevedore's damage slag is meant the chemical plant residual that contains following composition especially, by gross weight, sulfur-bearing 0.1～5% and/or chloride 0.1～5%.Describedly contain sulphur and/or chlorination stevedore's damage slag may contain sulphur and chlorine simultaneously, also may a sulfur-bearing and not chloride, perhaps may only chloride not sulfur-bearing.Common described chemical plant residual wherein contains ash content 5～30%, volatile matter 30～70%, moisture 5～30%, solid-state charcoal 5～20%.
Perhaps describedly contain sulphur and/or chlorination stevedore's damage slag is meant especially by gross weight, the chemical plant residual of chlorine 0.1～5%.
Above chemical plant residual all can be as raw material of the present invention.
Described calcified material is preferably calcium oxide or lime carbonate.
The component weight content of described Solid fuel is preferably: contain 100 parts of sulphur and/or chlorination stevedore's damage slags, 10～30 parts of wood chips, 1～15 part in calcium oxide.
The weight content of described Solid fuel can also be: contain 100 parts of sulphur and/or chlorination stevedore's damage slags, 10～30 parts of wood chips, 2～20 parts in lime carbonate.
Usually the method for preparation Solid fuel of the present invention be with certain proportioning contain sulphur and/or chlorination stevedore's damage slag, wood chip, calcified material mixes the back extrusion molding and makes.
Prepare the technology that contains sulphur and/or chlorination stevedore's damage slag Solid fuel of the present invention, as follows: with dosing feeder add raw material contain sulphur and/or chlorination stevedore's damage slag, wood chip, calcified material in mixing machine, mix resulting mixture, again with the single-lead-screw extruding briquetting machine extrusion molding of described mixture, the outlet of described dosing feeder connects the inlet of mixing machine, and mixing machine is provided with the delivery port that is communicated with the extrusion molding machine inlet capable.
Described dosing feeder is preferentially selected the screw rod dosing feeder for use.
Described mixing machine is preferentially selected drum mixer for use, and drum mixer is provided with stirring rake, is to stir so that mix, and makes and contains sulphur, chlorination stevedore's damage slag, wood chip, the abundant mixing of calcified material.
The preferred twin screw single-lead-screw extruding briquetting machine of described single-lead-screw extruding briquetting machine.
Concrete manufacturing the present invention contains the technology of sulphur and/or chlorination stevedore's damage slag Solid fuel: adopt the screw rod batching, adjust the input of residue, wood chip and calcified material by the frequency modulation control screw speed respectively; By predetermined proportion charging batching, enter in the mixing machine, thorough mixing under the stirring rake effect, mixed material are 2-4kg/cm with pressure
2Extrude through the twin screw single-lead-screw extruding briquetting machine, obtain cylindrical particle at last.Through the column Solid fuel that obtains by above-mentioned technology, diameter is 5～20mm, and length is 10-30mm, and monomer density is 1000～1200kg/m
3, tap density is generally 600～700kg/m
3About, the physico-chemical property of finished product is as shown in table 1.
Table 1: invention contain sulphur and/or chlorination stevedore's damage slag fuel performance
| Moisture | 5％～15％ |
| Ash content | 10％～25％ |
| Volatile matter | 55％～75％ |
| Solid carbon | 5％～15％ |
| Amount to | 100％ |
| Thermal value approximately | 3000～4000kcal/kg |
| Burning-point | 200℃～230℃ |
When using the present invention's preparation to contain sulphur and/or chlorination stevedore's damage slag Solid fuel, in the mixing process following reaction will take place:
Ca
2++ organic compound → organic calcium salt+H
1+(1)
CaO+H
2O→Ca(OH)
2 (2)
Experiment shows can suppress the hydrogenchloride of residue in combustion processes and the generation of sulfurous gas after adding calcified material effectively, and and solid chlorine captured sulfur result improve along with the increase of calcified material dosage.When temperature of combustion was 600 ℃, Gu the sulphur chlorine-solidifying agent is a calcium oxide, the Ca/Cl mol ratio reached at 3 o'clock, Gu the chlorine rate can reach more than 90%, the Ca/S mol ratio reaches at 2 o'clock, and sulfur-fixing rate can reach more than 95%; When consolidating the sulphur chlorine-solidifying agent is lime carbonate, and the Ca/Cl mol ratio reaches at 4 o'clock, Gu the chlorine rate can reach more than 70%, the Ca/S mol ratio reaches at 3 o'clock, and sulfur-fixing rate can reach more than 80%.
The solid chlorine temperature of general combustion processes the best is 550-700 ℃, when temperature of combustion solid chlorine deleterious during greater than 700 ℃.The principal reaction of the solid chlorine process of burning is:
CaO+2HCl(g)→CaCl
2+H
2O(g) (3)
CaCO
3+2HCl(g)→CaCl
2+H
2O(g)+CO
2(g) (4)
Gu the principal reaction of sulphur process is:
2CaO+2SO
2(g)+O
2(g)→2CaSO
4 (5)
2CaCO
3+2SO
2(g)+O
2(g)→2CaSO
4+2CO
2(g)(6)
Beneficial effect of the present invention is embodied in: 1. because institute's synthetic fuel is through adding calcification agent, wood chip, having good combustioncharacteristics, flameholding.2. use Solid fuel provided by the invention, can suppress the discharging of hydrogenchloride and sulfur dioxide gas in the chemical plant residual effectively, thereby reduce the discharging of Dioxins and other nuisances.3. compare with direct combustion technology with Solid fuel of the present invention, can improve efficiency of combustion greatly, reduced burner hearth and Corrosion of Pipeline, can reclaim heat energy.4. containing the granular fuel that sulphur and/or chlorination stevedore's damage slag make is easy to deposit.
Description of drawings
Fig. 1 is the synthetic Solid fuel process flow diagram of chemical pharmaceutical process residue.1,2 and 3 dosing feeders that are respectively residue, calcified material and wood chip wherein; 4 is mixing machine; 5 is extrusion shaping machine.
Embodiment
The present invention is described further below in conjunction with specific embodiment, but protection scope of the present invention is not limited in this:
Experiment condition: the chemical pharmaceutical process residue is taken from Taizhou city Jiangjiang trade waste and is disposed company limited.The production of residue or the Solid fuel for preparing by residue intensification combustion processes sulfurous gas and hydrogenchloride in 30mm reactor.Technical analysis and ultimate analysis are adopted in the residue composition analysis; Infrared spectrum analyser is adopted in the sulfur in smoke analysis of burning back, and hydrogen chloride gas adopts the fourier infrared analyser.Air flow quantity can guarantee that sample fully burns, and temperature rise rate is 30 ℃/min.
Implementation column 1
Solid fuel batching is water 10%, ash content 20%, 100 parts of the chemical plant residuals of solid-state charcoal 15% and volatile matter 55% (wherein chemical plant residual contain sulphur be 1.2%) by weight, 10 parts of wood chips, 4 parts in calcium oxide.Add with the screw rod dosing feeder that raw material contains sulphur and/or chlorination stevedore's damage slag, wood chip, calcified material mixes resulting mixture, more described mixture made Solid fuel with the extrusion molding of twin screw single-lead-screw extruding briquetting machine in drum mixer; The outlet of described dosing feeder connects the inlet of mixing machine, and mixing machine is provided with the delivery port that is communicated with the extrusion molding machine inlet capable.
Compare the SO of Solid fuel in combustion processes that raw material chemical plant residual and the present invention make
2Production is more as shown in table 2:
Table 2 residue and Solid fuel combustion processes SO
2Production
| Temperature/℃ | SO 2Concentration/mgm -3 | |
| Residue | Solid fuel | |
| 450 | 23 | 11 |
| 550 | 86 | 18 |
| 650 | 193 | 31 |
| 750 | 70 | 12 |
| 850 | 15 | 10 |
| 950 | 0 | 12 |
Implementation column 2
Solid fuel batching is water 15%, ash content 10%, 100 parts of the chemical plant residuals of solid-state charcoal 10% and volatile matter 65% (wherein chemical plant residual contain sulphur be 1.2%) by weight, 15 parts of wood chips, 13 parts in lime carbonate.Method by embodiment 1 makes Solid fuel, relatively chemical plant residual and the SO of Solid fuel in combustion processes
2Production is more as shown in table 3.
Table 3 residue and Solid fuel combustion processes SO
2Production
| Temperature/℃ | SO 2Concentration/mgm -3 | |
| Residue | Solid fuel | |
| 450 | 23 | 20 |
| 550 | 86 | 47 |
| 650 | 193 | 52 |
| 750 | 70 | 21 |
| 850 | 15 | 12 |
| 950 | 0 | 11 |
Embodiment 3
Solid fuel batching is for water 10%, ash content 20%, 100 parts of the chemical plant residuals of solid-state charcoal 10% and volatile matter 60% (wherein chemical plant residual contain chlorine be 0.9%) by weight, 10 parts of wood chips, 5 parts in calcium oxide.Method by embodiment 1 makes Solid fuel, and relatively chemical plant residual and the HCl production of Solid fuel in combustion processes are more as shown in table 4.
Table 4 residue and Solid fuel combustion processes HCl production
| Temperature/℃ | HCl concentration/mgm -3 | |
| Residue | Solid fuel | |
| 450 | 47 | 6 |
| 550 | 528 | 13 |
| 650 | 359 | 25 |
| 750 | 30 | 34 |
| 850 | 0 | 55 |
| 950 | 0 | 61 |
Embodiment 4
Solid fuel batching is water 15%, ash content 25%, 100 parts of the chemical plant residuals of solid-state charcoal 10% and volatile matter 50% (wherein chemical plant residual contain chlorine be 0.9%) by weight, 15 parts of wood chips, 14 parts in lime carbonate.Method by embodiment 1 makes Solid fuel, and relatively chemical plant residual and the HCl production of Solid fuel in combustion processes are more as shown in table 4.
Table 4 residue and Solid fuel combustion processes HCl production
| Temperature/℃ | HCl concentration/mgm -3 | |
| Residue | Solid fuel | |
| 450 | 47 | 21 |
| 550 | 528 | 97 |
| 650 | 359 | 75 |
| 750 | 30 | 37 |
| 850 | 0 | 59 |
| 950 | 0 | 67 |
Embodiment 5
Solid fuel batching is water 10%, ash content 10%, 100 parts of the chemical plant residuals of solid-state charcoal 10% and volatile matter 70% (wherein by weight chemical plant residual to contain chlorine be 1.3%, sulphur 0.5%), 10 parts of wood chips, 11 parts in calcium oxide.Method by embodiment 1 makes Solid fuel, relatively chemical plant residual and HCl and the SO of Solid fuel in combustion processes
2Production as shown in table 5.
Table 5 residue and Solid fuel combustion processes HCl and SO
2Production
| Temperature/℃ | SO 2Concentration/mgm -3 | HCl concentration/mgm -3 | ||
| Residue | Solid fuel | Residue | Solid fuel | |
| 450 | 23 | 13 | 65 | 14 |
| 550 | 86 | 31 | 634 | 77 |
| 650 | 193 | 46 | 397 | 48 |
| 750 | 70 | 22 | 87 | 49 |
| 850 | 15 | 13 | 10 | 58 |
| 950 | 0 | 12 | 0 | 67 |
Embodiment 6
Solid fuel batching is water 10%, ash content 10%, 100 parts of the chemical plant residuals of solid-state charcoal 10% and volatile matter 70% (wherein by weight chemical plant residual to contain chlorine be 1.3%, sulphur 0.5%), 10 parts of wood chips, 20 parts in lime carbonate.Method by embodiment 1 makes Solid fuel, relatively chemical plant residual and HCl and the SO of Solid fuel in combustion processes
2Production as shown in table 6.
Table 5 residue and Solid fuel combustion processes HCl and SO
2Production
| Temperature/℃ | SO 2Concentration/mgm -3 | HCl concentration/mgm -3 | ||
| Residue | Solid fuel | Residue | Solid fuel | |
| 450 | 23 | 15 | 65 | 19 |
| 550 | 86 | 43 | 634 | 98 |
| 650 | 193 | 72 | 397 | 60 |
| 750 | 70 | 33 | 87 | 67 |
| 850 | 15 | 14 | 10 | 70 |
| 950 | 0 | 13 | 0 | 79 |
Claims (10)
1. one kind contains sulphur and/or chlorination stevedore's damage slag Solid fuel, it is characterized in that described Solid fuel adds wood chip and calcified material and mixes the back extrusion molding and make by containing sulphur and/or chlorination stevedore's damage slag, the weight content of described Solid fuel is: contain 100 parts of sulphur and/or chlorination stevedore's damage slags, 5～40 parts of wood chips, 1～20 part of calcified material.
2. sulphur and/or the chlorination stevedore's damage slag Solid fuel of containing as claimed in claim 1 is characterized in that described calcified material is calcium oxide or lime carbonate.
3. sulphur and/or the chlorination stevedore's damage slag Solid fuel of containing as claimed in claim 2 is characterized in that the weight content of described Solid fuel is: contain 100 parts of sulphur and/or chlorination stevedore's damage slags, 5～40 parts of wood chips, 1～15 part in calcium oxide.
4. sulphur and/or the chlorination stevedore's damage slag Solid fuel of containing as claimed in claim 2 is characterized in that the weight content of described Solid fuel is: contain 100 parts of sulphur, chlorination stevedore's damage slags, 5～40 parts of wood chips, 2～20 parts in lime carbonate.
5. sulphur and/or the chlorination stevedore's damage slag Solid fuel of containing as claimed in claim 2 is characterized in that the weight content of described Solid fuel is: contain 100 parts of sulphur, chlorination stevedore's damage slags, 20 parts of wood chips, 4～10 parts in calcium oxide.
6. as described sulphur and/or the chlorination stevedore's damage slag Solid fuel of containing of one of claim 1～5, it is characterized in that containing sulphur, chlorination stevedore's damage slag by described sulphur, chlorination stevedore's damage slag gross weight, wherein sulfur-bearing 0.1～5% and/or chlorine 0.1～5%.
7. as described sulphur and/or the chlorination stevedore's damage slag Solid fuel of containing of one of claim 1～5, it is characterized in that described sulphur, the chlorination stevedore's damage slag of containing is by described sulphur, chlorination stevedore's damage slag gross weight, wherein chloride 0.1～5%.
8. one kind prepares the technology that contains sulphur and/or chlorination stevedore's damage slag Solid fuel as claimed in claim 1, it is characterized in that described technology is: with dosing feeder add raw material contain sulphur and/or chlorination stevedore's damage slag, wood chip, calcified material in mixing machine, mix resulting mixture, again with the single-lead-screw extruding briquetting machine extrusion molding of described mixture, the outlet of described dosing feeder connects the inlet of mixing machine, and mixing machine is provided with the delivery port that is communicated with the extrusion molding machine inlet capable.
9. the preparation technology who contains sulphur and/or chlorination stevedore's damage slag Solid fuel as claimed in claim 8 is characterized in that described dosing feeder is that the described drum mixer of screw rod dosing feeder is provided with stirring rake.
10. the preparation technology who contains sulphur and/or chlorination stevedore's damage slag Solid fuel as claimed in claim 7 is characterized in that described single-lead-screw extruding briquetting machine is the twin screw single-lead-screw extruding briquetting machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100680274A CN101058759A (en) | 2007-04-11 | 2007-04-11 | Chemical industry residue solid fuel containing sulfur and/or chlorine and preparation thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100680274A CN101058759A (en) | 2007-04-11 | 2007-04-11 | Chemical industry residue solid fuel containing sulfur and/or chlorine and preparation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101058759A true CN101058759A (en) | 2007-10-24 |
Family
ID=38865066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100680274A Pending CN101058759A (en) | 2007-04-11 | 2007-04-11 | Chemical industry residue solid fuel containing sulfur and/or chlorine and preparation thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101058759A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886011A (en) * | 2010-07-07 | 2010-11-17 | 苏州浩波科技股份有限公司 | Processing method for wastes after recovery processing diketene rectification |
| CN106311711A (en) * | 2015-06-19 | 2017-01-11 | 曾领才 | Calcification agent for urban household garbage treatment and application of calcification agent |
| CN112044913A (en) * | 2019-06-05 | 2020-12-08 | 杨建强 | Recycling treatment device and method for industrial waste residues |
-
2007
- 2007-04-11 CN CNA2007100680274A patent/CN101058759A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886011A (en) * | 2010-07-07 | 2010-11-17 | 苏州浩波科技股份有限公司 | Processing method for wastes after recovery processing diketene rectification |
| CN101886011B (en) * | 2010-07-07 | 2012-12-19 | 苏州浩波科技股份有限公司 | Processing method for wastes after recovery processing diketene rectification |
| CN106311711A (en) * | 2015-06-19 | 2017-01-11 | 曾领才 | Calcification agent for urban household garbage treatment and application of calcification agent |
| CN112044913A (en) * | 2019-06-05 | 2020-12-08 | 杨建强 | Recycling treatment device and method for industrial waste residues |
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| PB01 | Publication | ||
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Open date: 20071024 |