CN111434608A - High-adsorption-capacity activated carbon and preparation method thereof - Google Patents
High-adsorption-capacity activated carbon and preparation method thereof Download PDFInfo
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- CN111434608A CN111434608A CN201910029575.9A CN201910029575A CN111434608A CN 111434608 A CN111434608 A CN 111434608A CN 201910029575 A CN201910029575 A CN 201910029575A CN 111434608 A CN111434608 A CN 111434608A
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- activated carbon
- wild jujube
- waste gas
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 111
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 35
- 240000008866 Ziziphus nummularia Species 0.000 claims abstract description 32
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 238000001179 sorption measurement Methods 0.000 claims abstract description 12
- 239000002912 waste gas Substances 0.000 claims description 24
- 239000002910 solid waste Substances 0.000 claims description 14
- 238000003763 carbonization Methods 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 11
- 238000004806 packaging method and process Methods 0.000 claims description 9
- 238000010000 carbonizing Methods 0.000 claims description 8
- 230000004913 activation Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000011068 loading method Methods 0.000 claims description 3
- 241001131796 Botaurus stellaris Species 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000010923 batch production Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000003463 adsorbent Substances 0.000 abstract description 3
- 241000196324 Embryophyta Species 0.000 description 3
- 244000126002 Ziziphus vulgaris Species 0.000 description 3
- 235000008529 Ziziphus vulgaris Nutrition 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 235000010575 Pueraria lobata Nutrition 0.000 description 1
- 244000046146 Pueraria lobata Species 0.000 description 1
- 241000219100 Rhamnaceae Species 0.000 description 1
- 229930182558 Sterol Natural products 0.000 description 1
- 241001247821 Ziziphus Species 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000010685 fatty oil Substances 0.000 description 1
- 229930003935 flavonoid Natural products 0.000 description 1
- 150000002215 flavonoids Chemical class 0.000 description 1
- 235000017173 flavonoids Nutrition 0.000 description 1
- 235000012907 honey Nutrition 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 210000000582 semen Anatomy 0.000 description 1
- 235000019614 sour taste Nutrition 0.000 description 1
- 150000003432 sterols Chemical class 0.000 description 1
- 235000003702 sterols Nutrition 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000019605 sweet taste sensations Nutrition 0.000 description 1
- 235000019640 taste Nutrition 0.000 description 1
- 150000003648 triterpenes Chemical class 0.000 description 1
- 150000008130 triterpenoid saponins Chemical class 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
- 239000000341 volatile oil Substances 0.000 description 1
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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
- C01B32/318—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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
A high-adsorption-capacity activated carbon and a preparation method thereof relate to the technical field of activated carbon preparation. The high-adsorption-capacity activated carbon is prepared from the following raw materials: wild jujube. According to the proportioning, the raw materials are processed according to a preparation method of the high-adsorption-capacity active carbon to complete the preparation. After the technical scheme is adopted, the invention has the beneficial effects that: the adsorbent has the advantages of high use value, excellent adsorption performance, simple preparation process, cheap raw materials, low production cost, contribution to batch production, low production labor intensity, short period, excellent performance in the field of the same industry and strong popularization.
Description
Technical Field
The invention relates to the technical field of activated carbon preparation, in particular to high-adsorbability activated carbon and a preparation method thereof.
Background
Activated carbon is black powdery or blocky, granular, cellular amorphous carbon, as well arranged crystalline carbon. Besides carbon element, the activated carbon also comprises two types of blends: one is chemically bound elements, primarily oxygen and hydrogen, which remain in the carbon due to incomplete charring or are chemically bound to the activated carbon surface by foreign non-carbon elements during activation; another type of admixture is ash, which is the inorganic portion of activated carbon, where it is susceptible to secondary pollution. The activated carbon has strong adsorbability, so the activated carbon is widely applied to production and life.
The active carbon in the current market is often low in use value, poor in adsorption performance, complex in preparation process, expensive in raw materials, high in production cost, not beneficial to batch production, high in production labor intensity, long in period, low in performance in the field of the same industry and poor in popularization.
Disclosure of Invention
The invention aims to provide the high-adsorbability activated carbon and the preparation method thereof aiming at the defects and shortcomings of the prior art, and the high-adsorbability activated carbon has the advantages of high use value, excellent adsorbability, simple preparation process, cheap raw materials, low production cost, contribution to batch production, low production labor intensity, short period, excellent performance in the same field and strong popularization.
In order to achieve the purpose, the invention adopts the following technical scheme:
the high-adsorption-capacity active carbon is prepared from the following raw materials in parts by weight: 100 portions of wild jujube and 200 portions of wild jujube.
A preparation method of high-adsorbability activated carbon comprises the following steps:
step one, taking wild jujube in parts by weight, cleaning, fleshing and removing kernels to obtain wild jujube pits;
secondly, adding the wild jujube kernels into a feed hopper, feeding the wild jujube kernels into a bucket elevator through the feed hopper, and conveying the wild jujube kernels into an environment-friendly carbonization furnace through the bucket elevator;
step three, drying, pre-carbonizing, carbonizing and activating in an environment-friendly carbonization furnace to obtain first solid waste, first waste gas and a first product;
step four, when the first product is unloaded and loaded, the redundant first waste gas is subjected to water spraying and dust settling treatment;
step five, putting the first product of the loading into a double-roller crusher for crushing to obtain second waste gas and crushed objects;
placing the crushed materials in the fourth step in a vibrating screen for screening to obtain third waste gas, third solid waste and active carbon;
seventhly, the active carbon from the vibrating screen is divided into four types, wherein the active carbon is less than 0.63mm, the active carbon is 0.63-1mm, the active carbon is 1-1.5mm, and the active carbon is 1.5-2 mm;
step eight, manually metering and packaging the four kinds of activated carbon according to 25KG of each bag to obtain finished activated carbon bags, and then warehousing for sale;
the temperature during the carbonization treatment in the third step is controlled at 600-900 ℃, and the higher the temperature is, the stronger the adsorption capacity is;
and (3) after the activation treatment in the third step, the high-temperature steam is utilized to catalyze and extinguish the heating holes, and the larger the heating holes are, the stronger the adsorption force is.
And in the third step, the first solid waste and the first waste gas obtained by the activation treatment firstly pass through the dust settling chamber for dust settling, then the first solid waste is conveyed to the secondary combustion chamber for combustion treatment, and the first waste gas is conveyed to high bittern with the height of 15 meters for emission.
And treating the second waste gas obtained in the fifth step, the third waste gas obtained in the sixth step and the third solid waste by using a bag-type dust collector, and then discharging high-smoke halogen with the height of 15 meters.
And when the active carbon particles obtained in the sixth step are too large, treating the active carbon particles in the fifth step.
And the packaging bag used for packaging in the step eight is a sealing packaging bag. No dust is generated.
The working principle of the invention is as follows: taking wild jujube in parts by weight, cleaning, fleshing and removing kernels to obtain wild jujube pits; adding the wild jujube pit into a feed hopper, feeding the wild jujube pit into a bucket elevator through the feed hopper, and conveying the wild jujube pit into an environment-friendly carbonization furnace through the bucket elevator; drying, pre-carbonizing, carbonizing and activating in an environment-friendly carbonization furnace to obtain first solid waste, first waste gas and a first product; when the first product is unloaded and loaded, the redundant first waste gas is subjected to water spraying and dust settling treatment; putting the first product loaded into a double-roller crusher for crushing to obtain second waste gas and crushed objects; placing the crushed materials in the fourth step in a vibrating screen for screening to obtain third waste gas, third solid waste and activated carbon; the active carbon from the vibrating screen is divided into four types, the active carbon is less than 0.63mm, the active carbon is 0.63-1mm, the active carbon is 1-1.5mm, and the active carbon is 1.5-2 mm; the four kinds of activated carbon are respectively packed by manual metering according to 25KG per bag, and finished activated carbon bags are put in storage for sale; the temperature is controlled to be 600-900 ℃ during carbonization treatment in the second step, and the higher the temperature is, the stronger the adsorption capacity is; and (5) after the activation treatment in the step two, performing catalytic quenching by using high-temperature steam, and accelerating the generation of temperature holes, wherein the larger the temperature hole is, the stronger the adsorption force is.
After the technical scheme is adopted, the invention has the beneficial effects that: the adsorbent has the advantages of high use value, excellent adsorption performance, simple preparation process, cheap raw materials, low production cost, contribution to batch production, low production labor intensity, short period, excellent performance in the field of the same industry and strong popularization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic block diagram of the process flow of the present invention.
Detailed Description
Example 1
The technical scheme adopted by the specific implementation mode is as follows:
the high-adsorption-capacity active carbon is prepared from the following raw materials in parts by weight: 100 parts of wild jujube.
A preparation method of high-adsorbability activated carbon comprises the following steps:
step one, taking wild jujube in parts by weight, cleaning, fleshing and removing kernels to obtain wild jujube pits;
secondly, adding the wild jujube kernels into a feed hopper, feeding the wild jujube kernels into a bucket elevator through the feed hopper, and conveying the wild jujube kernels into an environment-friendly carbonization furnace through the bucket elevator;
step three, drying, pre-carbonizing, carbonizing and activating in an environment-friendly carbonization furnace to obtain first solid waste, first waste gas and a first product;
step four, when the first product is unloaded and loaded, the redundant first waste gas is subjected to water spraying and dust settling treatment;
step five, putting the first product of the loading into a double-roller crusher for crushing to obtain second waste gas and crushed objects;
placing the crushed materials in the fourth step in a vibrating screen for screening to obtain third waste gas, third solid waste and active carbon;
seventhly, the active carbon from the vibrating screen is divided into four types, wherein the active carbon is less than 0.63mm, the active carbon is 0.63-1mm, the active carbon is 1-1.5mm, and the active carbon is 1.5-2 mm;
step eight, manually metering and packaging the four kinds of activated carbon according to 25KG of each bag to obtain finished activated carbon bags, and then warehousing for sale;
the temperature during the carbonization treatment in the third step is controlled at 600-900 ℃, and the higher the temperature is, the stronger the adsorption capacity is;
and (3) after the activation treatment in the third step, the high-temperature steam is utilized to catalyze and extinguish the heating holes, and the larger the heating holes are, the stronger the adsorption force is.
The Ziziphi Spinosae is a plant of Ziziphus of Rhamnaceae, and is a variety of Zizyphus jujuba. Also named as thorn, wild jujube, kudzu, etc., the original product is also distributed in north China and south China. It is usually a shrub or a small arbor in many wild plants. The tree vigor is strong. The shape of branch, leaf and flower is similar to that of common jujube, but the branch has shorter internodes and developed support thorn, and except that each node of the growing branch has support thorn, the support leaf of the bearing branch also becomes sharp support thorn. Small and dense leaves, small, round or oval fruits, thick peel, smooth, purplish red or purple brown, thin inside, much sour in taste, round or oval seeds, smooth surface, 1 to 2 seeds inside, full seeds and can be used as traditional Chinese medicine. It has better adaptability than common jujube, longer flowering phase, and can be a honey source plant. Red or purple peel, thin and loose pulp, sour and sweet taste.
Chemical components: the semen Ziziphi Spinosae mainly contains triterpenoid saponins, flavonoids, triterpenes, alkaloids, and also contains fatty oil, protein, sterol and volatile oil with small irritation.
Example 2
The difference between the embodiment and the embodiment 1 is that the material comprises the following raw materials in parts by weight: 150 parts of wild jujube. The composition and preparation method of other raw materials are the same as those of example 1.
Example 3
The difference between the embodiment and the embodiment 1 is that the material comprises the following raw materials in parts by weight: 200 parts of wild jujube. The composition and preparation method of other raw materials are the same as those of example 1.
After the technical scheme is adopted, the invention has the beneficial effects that: the adsorbent has the advantages of high use value, excellent adsorption performance, simple preparation process, cheap raw materials, low production cost, contribution to batch production, low production labor intensity, short period, excellent performance in the field of the same industry and strong popularization.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The high-adsorption-capacity activated carbon is characterized by comprising the following raw materials in parts by weight: 100 portions of wild jujube and 200 portions of wild jujube.
2. The preparation method of the high-adsorbability activated carbon is characterized by comprising the following steps of:
step one, taking wild jujube in parts by weight, cleaning, fleshing and removing kernels to obtain wild jujube pits;
secondly, adding the wild jujube kernels into a feed hopper, feeding the wild jujube kernels into a bucket elevator through the feed hopper, and conveying the wild jujube kernels into an environment-friendly carbonization furnace through the bucket elevator;
step three, drying, pre-carbonizing, carbonizing and activating in an environment-friendly carbonization furnace to obtain first solid waste, first waste gas and a first product;
step four, when the first product is unloaded and loaded, the redundant first waste gas is subjected to water spraying and dust settling treatment;
step five, putting the first product of the loading into a double-roller crusher for crushing to obtain second waste gas and crushed objects;
placing the crushed materials in the fourth step in a vibrating screen for screening to obtain third waste gas, third solid waste and active carbon;
seventhly, the active carbon from the vibrating screen is divided into four types, wherein the active carbon is less than 0.63mm, the active carbon is 0.63-1mm, the active carbon is 1-1.5mm, and the active carbon is 1.5-2 mm;
step eight, manually metering and packaging the four kinds of activated carbon according to 25KG of each bag to obtain finished activated carbon bags, and then warehousing for sale;
the temperature during the carbonization treatment in the third step is controlled at 600-900 ℃, and the higher the temperature is, the stronger the adsorption capacity is;
and (3) after the activation treatment in the third step, the high-temperature steam is utilized to catalyze and extinguish the heating holes, and the larger the heating holes are, the stronger the adsorption force is.
3. The high-adsorbability activated carbon as claimed in claim 1, wherein the activated carbon is prepared from the following raw materials in parts by weight: 100 parts of wild jujube.
4. The high-adsorbability activated carbon as claimed in claim 1, wherein the activated carbon is prepared from the following raw materials in parts by weight: 150 parts of wild jujube.
5. The high-adsorbability activated carbon as claimed in claim 1, wherein the activated carbon is prepared from the following raw materials in parts by weight: 200 parts of wild jujube.
6. The method for preparing activated carbon with high adsorbability according to claim 2, wherein: and in the third step, the first solid waste and the first waste gas obtained by the activation treatment firstly pass through the dust settling chamber for dust settling, then the first solid waste is conveyed to the secondary combustion chamber for combustion treatment, and the first waste gas is conveyed to high bittern with the height of 15 meters for emission.
7. The method for preparing activated carbon with high adsorbability according to claim 2, wherein: and treating the second waste gas obtained in the fifth step, the third waste gas obtained in the sixth step and the third solid waste by using a bag-type dust collector, and then discharging high-smoke halogen with the height of 15 meters.
8. The method for preparing activated carbon with high adsorbability according to claim 2, wherein: and when the active carbon particles obtained in the sixth step are too large, treating the active carbon particles in the fifth step.
9. The method for preparing activated carbon with high adsorbability according to claim 2, wherein: and the packaging bag used for packaging in the step eight is a sealing packaging bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910029575.9A CN111434608A (en) | 2019-01-14 | 2019-01-14 | High-adsorption-capacity activated carbon and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910029575.9A CN111434608A (en) | 2019-01-14 | 2019-01-14 | High-adsorption-capacity activated carbon and preparation method thereof |
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| CN111434608A true CN111434608A (en) | 2020-07-21 |
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| CN201910029575.9A Pending CN111434608A (en) | 2019-01-14 | 2019-01-14 | High-adsorption-capacity activated carbon and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169396A (en) * | 1996-06-26 | 1998-01-07 | 陶敏 | Active carbon made from pentacarpus fruit kernel |
| CN1215694A (en) * | 1997-10-29 | 1999-05-05 | 胡福昌 | Method for producing high performance active carbon from nut shell |
| CN108529624A (en) * | 2018-03-01 | 2018-09-14 | 深圳市中建南方环境股份有限公司 | Multi-well high-throughput activated carbon and its technology of preparing |
-
2019
- 2019-01-14 CN CN201910029575.9A patent/CN111434608A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169396A (en) * | 1996-06-26 | 1998-01-07 | 陶敏 | Active carbon made from pentacarpus fruit kernel |
| CN1215694A (en) * | 1997-10-29 | 1999-05-05 | 胡福昌 | Method for producing high performance active carbon from nut shell |
| CN108529624A (en) * | 2018-03-01 | 2018-09-14 | 深圳市中建南方环境股份有限公司 | Multi-well high-throughput activated carbon and its technology of preparing |
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Application publication date: 20200721 |