CN107161975A - A kind of preparation method of pig manure charcoal - Google Patents
A kind of preparation method of pig manure charcoal Download PDFInfo
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- CN107161975A CN107161975A CN201710399933.6A CN201710399933A CN107161975A CN 107161975 A CN107161975 A CN 107161975A CN 201710399933 A CN201710399933 A CN 201710399933A CN 107161975 A CN107161975 A CN 107161975A
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- pig manure
- charcoal
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- preparation
- charing
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Abstract
The invention discloses a kind of preparation method of pig manure charcoal, comprise the following steps：The first step, pig manure mixture is uniformly obtained by mixing by pig manure raw material and calcium hydroxide；Second step, processing is dried to described pig manure mixture；3rd step, the pig manure mixture rod after drying process is cut into slices；4th step, the pig manure mixture after rod processed is cut into slices carries out charing process and pig manure charcoal is made.This preparation method is with short production cycle, additive is few, cost is relatively low, the discharge of sulfur dioxide in pig manure charcoal combustion process can be reduced, reduce the pollution to environment, the pig manure charcoal finished product being made is due to have passed through charing process, do not see pig manure material, it is to avoid sense of discomfort when user uses, be easy to promote the use of, the problem of being not in secondary pollution, with good epidemic prevention effect, the pig manure charcoal sanitation and hygiene that charing process is made are less prone to and gone mouldy, can long distance delivery, convenient conveying can be used.
Description
Technical field
The present invention relates to a kind of preparation method of pig manure charcoal.
Background technology
Large-scale pig farm turns into the trend of modernized pig raising, and highdensity pollution of the cultivation load to surrounding enviroment
But it can not be ignored, although breeding pollution treatment measures have been tried on many pig farms, but most process object concentrates on sewage
Processing up to standard, the pig manure of solid-liquid separation is simple outer operation waste material or arbitrarily stacks, growth mosquito, to surrounding enviroment
Secondary pollution is brought, therefore, pig manure pollution is one of key factor of modern intensive aquaculture environmental pollution.
Pig manure is a kind of important biomass energy in fact, if being subject to exploitation can turn waste into wealth, and produces clean energy resource, for example
Fuel etc. is done in pig manure breeding earthworm, pig manure producing methane through anaerobic fermentation, pig manure solidification, and the exploration done for this in the industry one step ahead is tasted
Examination.Current pig manure fuel most of coal, stalk etc. outside pig manure raw material are formed through hot-forming, mostly column or graininess into
Product, finished product is still readily seen pig manure raw material, and certain Psychological inadaptability can be brought to user, is not easy to promote the use of, also,
Existing pig manure fuel is made using drawing method, most of not carry out effective sterilization processing, there is certain epidemic prevention hidden danger.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of safety and sanitation, it is easy to pig manure charcoal to promote
The preparation method of the pig manure charcoal used.
The present invention is for the technical scheme that uses of its technical problem of solution：
A kind of preparation method of pig manure charcoal, comprises the following steps：
The first step, pig manure mixture is uniformly obtained by mixing by pig manure raw material and calcium hydroxide；
Second step, processing is dried to described pig manure mixture；
3rd step, the pig manure mixture rod after drying process is cut into slices；
4th step, the pig manure mixture after rod processed is cut into slices carries out charing process and pig manure charcoal is made.
It is preferred that, in the described first step, the mass ratio that calcium hydroxide accounts for pig manure mixture is 2%-8%.
It is preferred that, in described second step, the moisture content of the pig manure mixture after drying process is 8%-15%.
It is preferred that, in the 3rd described step, the slice thickness of pig manure mixture is 3cm.
It is preferred that, in the 4th described step, charing process is carried out in retort, and charing process is dry including what is sequentially carried out
The furnace temperature of retort is 180 DEG C -200 DEG C in dry stage, charing starting stage and comprehensive carbonization stage, the drying stage, is done
The dry time is 1h；The furnace temperature for carbonizing retort in the starting stage is 400 DEG C -500 DEG C, and carbonization time is 2h；Comprehensive carbonization stage
The furnace temperature of middle retort is 550 DEG C -600 DEG C, and carbonization time is 4h.
The beneficial effects of the invention are as follows：In this preparation method, without being fermented to pig manure, using collection pig manure or
Production will be directly processed after liquid dung separation of solid and liquid, it is with short production cycle；Additive is few, only adds a small amount of calcium hydroxide, cost
It is relatively low；In the combustion process of pig manure charcoal, the sulfur dioxide hair that the calcium hydroxide of addition is produced when can be burnt with pig manure
Raw reaction generation calcium sulfate, reduces the discharge of sulfur dioxide, reduces the pollution to environment；The pig manure charcoal finished product being made due to
Charing process is have passed through, do not see pig manure material, it is to avoid sense of discomfort when user uses, be easy to promote the use of, and pig
Pass through high-temperature calcination during excrement mixture charing process, pathogen can all be killed, the problem of be not in secondary pollution, had
Good epidemic prevention effect；The pig manure charcoal sanitation and hygiene that charing process is made, are less prone to and go mouldy, can long distance delivery, side
Just convey and can be used.
Embodiment
The invention discloses a kind of preparation method of pig manure charcoal, comprise the following steps：
The first step, pig manure mixture is uniformly obtained by mixing by pig manure raw material and calcium hydroxide；
Second step, processing is dried to described pig manure mixture；The drying process can be using the side dried or dried
Formula is carried out；
3rd step, the pig manure mixture rod after drying process is cut into slices；The step can generally be carried out using forming machine, side
Just produce；
4th step, the pig manure mixture after rod processed is cut into slices carries out charing process and pig manure charcoal is made.
In this preparation method, without being fermented to pig manure, using collection pig manure or will after liquid dung separation of solid and liquid it is straight
Capable processing is tapped into, with short production cycle, additive is few, only add a small amount of calcium hydroxide, cost is relatively low, in pig manure charcoal
In combustion process, the sulfur dioxide that the calcium hydroxide of addition is produced when can be burnt with pig manure reacts generation calcium sulfate, subtracts
The discharge of few sulfur dioxide, reduces the pollution to environment, and the pig manure charcoal finished product being made is seen not due to have passed through charing process
Go out pig manure material, it is to avoid sense of discomfort when user uses, be easy to promote the use of, and pass through during pig manure mixture charing process
High-temperature calcination is crossed, pathogen can all be killed, the problem of be not in secondary pollution, with good epidemic prevention effect, charing
Handle the pig manure charcoal sanitation and hygiene that are made, be less prone to and go mouldy, can long distance delivery, convenient conveying can be used.
Pig manure raw material can be the pig manure that manually or mechanically cleaning up excrement is cleared out in the present invention, the moisture content one of this pig manure raw material
As be generally below 70% for 75% or so or the pig manure isolated of solid-liquid separating machine, the moisture content of this pig manure raw material.
In the present embodiment, in the described first step, the mass ratio that calcium hydroxide accounts for pig manure mixture is 2%-8%, can
The need for meeting the sulfur dioxide reaction shaped and produced when being burnt with pig manure, certainly, in practical application, the addition of sodium hydroxide
Amount can suitably be adjusted according to the composition of pig manure raw material, it is not limited to this.
In described second step, the moisture content of the pig manure mixture after drying process is 8%-15%, is easy to follow-up system
Rod is cut into slices and charing process, is also easy to reach by the drying mode such as drying, drying, without long drying time, is contributed to
Improve production efficiency.
In the 3rd described step, the slice thickness of pig manure mixture is 3cm, is conducive to the complete charing of pig manure mixture,
Also allow for packing, transport and using, certainly, in practical application, the slice thickness of pig manure mixture can be flexible according to actual needs
Adjustment, it is not limited to this.
In the present embodiment, in the 4th described step, charing process is carried out in retort, and charing process includes sequentially carrying out
Drying stage, charing starting stage and comprehensive carbonization stage, the furnace temperature of retort is 180 DEG C -200 in the drying stage
DEG C, drying time is 1h, can further remove the moisture in pig manure mixture；The furnace temperature of retort is in the charing starting stage
400 DEG C -500 DEG C, carbonization time is 2h, and the furnace temperature of retort is 550 DEG C -600 DEG C in comprehensive carbonization stage, and carbonization time is
4h, can sufficiently be carbonized to pig manure mixture, be easy to burning to use, also can effectively eliminate pathogen, it is ensured that pig manure
The sanitation and hygiene of charcoal.
Present invention additionally comprises the 5th step, will be packed after the pig manure charcoal cooling obtained by the 4th step, be readily transported with
Storage, can prevent pig manure charcoal from making moist and influenceing to use.
The preferred embodiments of the present invention are the foregoing is only, as long as realizing the skill of the object of the invention with essentially identical means
Art scheme is belonged within protection scope of the present invention.
Claims (5)
1. a kind of preparation method of pig manure charcoal, it is characterised in that comprise the following steps：
The first step, pig manure mixture is uniformly obtained by mixing by pig manure raw material and calcium hydroxide；
Second step, processing is dried to described pig manure mixture；
3rd step, the pig manure mixture rod after drying process is cut into slices；
4th step, the pig manure mixture after rod processed is cut into slices carries out charing process and pig manure charcoal is made.
2. a kind of preparation method of pig manure charcoal according to claim 1, it is characterised in that：In the described first step,
The mass ratio that calcium hydroxide accounts for pig manure mixture is 2%-8%.
3. a kind of preparation method of pig manure charcoal according to claim 1, it is characterised in that：In described second step,
The moisture content of pig manure mixture after drying process is 8%-15%.
4. a kind of preparation method of pig manure charcoal according to claim 1, it is characterised in that：In the 3rd described step,
The slice thickness of pig manure mixture is 3cm.
5. a kind of preparation method of pig manure charcoal according to claim 1, it is characterised in that：In the 4th described step,
Charing process is carried out in retort, and charing process includes drying stage, charing starting stage and the charing comprehensively sequentially carried out
The furnace temperature of retort is 180 DEG C -200 DEG C in stage, the drying stage, and drying time is 1h；Carbonize in the starting stage and carbonize
The furnace temperature of stove is 400 DEG C -500 DEG C, and carbonization time is 2h；The furnace temperature of retort is 550 DEG C -600 DEG C, charcoal in comprehensive carbonization stage
The change time is 4h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710399933.6A CN107161975A (en) | 2017-05-31 | 2017-05-31 | A kind of preparation method of pig manure charcoal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710399933.6A CN107161975A (en) | 2017-05-31 | 2017-05-31 | A kind of preparation method of pig manure charcoal |
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| CN107161975A true CN107161975A (en) | 2017-09-15 |
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| CN201710399933.6A Pending CN107161975A (en) | 2017-05-31 | 2017-05-31 | A kind of preparation method of pig manure charcoal |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911006A (en) * | 2018-06-28 | 2018-11-30 | 普定县宏康种养殖专业合作社 | A kind of application of active carbon layer in Wastewater from Pig Farm processing |
| CN108905964A (en) * | 2018-06-28 | 2018-11-30 | 普定县宏康种养殖专业合作社 | A kind of active carbon layer material |
| CN108970575A (en) * | 2018-06-28 | 2018-12-11 | 普定县宏康种养殖专业合作社 | A kind of application of active carbon layer in the waste gas pollution control and treatment of pig farm |
| CN111592420A (en) * | 2020-05-18 | 2020-08-28 | 浙江科技学院 | Method for preparing composite carbon-based fertilizer from biogas slurry and biogas residues and application |
| CN115869953A (en) * | 2022-11-01 | 2023-03-31 | 广州大学 | Persulfate activation catalyst and synthesis method and application thereof |
| CN117326542A (en) * | 2023-09-27 | 2024-01-02 | 南京农业大学 | Preparation method of composite modified cow dung biochar, product and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103865552A (en) * | 2014-03-27 | 2014-06-18 | 广东省农业科学院农业资源与环境研究所 | Method of preparing charcoal based on agricultural and forestry wastes and charcoal |
| CN106186161A (en) * | 2016-08-11 | 2016-12-07 | 嘉应学院 | A kind of pig manure charcoal is utilized to remove the method for lead in polluted-water |
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2017
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103865552A (en) * | 2014-03-27 | 2014-06-18 | 广东省农业科学院农业资源与环境研究所 | Method of preparing charcoal based on agricultural and forestry wastes and charcoal |
| CN106186161A (en) * | 2016-08-11 | 2016-12-07 | 嘉应学院 | A kind of pig manure charcoal is utilized to remove the method for lead in polluted-water |
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| 大卫•E. 牛顿 著: "《改变地球的化学》", 30 June 2014, 上海科学技术文献出版社 * |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911006A (en) * | 2018-06-28 | 2018-11-30 | 普定县宏康种养殖专业合作社 | A kind of application of active carbon layer in Wastewater from Pig Farm processing |
| CN108905964A (en) * | 2018-06-28 | 2018-11-30 | 普定县宏康种养殖专业合作社 | A kind of active carbon layer material |
| CN108970575A (en) * | 2018-06-28 | 2018-12-11 | 普定县宏康种养殖专业合作社 | A kind of application of active carbon layer in the waste gas pollution control and treatment of pig farm |
| CN111592420A (en) * | 2020-05-18 | 2020-08-28 | 浙江科技学院 | Method for preparing composite carbon-based fertilizer from biogas slurry and biogas residues and application |
| CN115869953A (en) * | 2022-11-01 | 2023-03-31 | 广州大学 | Persulfate activation catalyst and synthesis method and application thereof |
| CN117326542A (en) * | 2023-09-27 | 2024-01-02 | 南京农业大学 | Preparation method of composite modified cow dung biochar, product and application thereof |
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Application publication date: 20170915 |