CN114456002A - Graphite organic compound fertilizer and preparation method thereof - Google Patents
Graphite organic compound fertilizer and preparation method thereof Download PDFInfo
- Publication number
- CN114456002A CN114456002A CN202210149078.4A CN202210149078A CN114456002A CN 114456002 A CN114456002 A CN 114456002A CN 202210149078 A CN202210149078 A CN 202210149078A CN 114456002 A CN114456002 A CN 114456002A
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- Prior art keywords
- graphite
- compound fertilizer
- putting
- kitchen waste
- organic compound
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Classifications
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/40—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting fertiliser dosage or release rate; for affecting solubility
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/50—Surfactants; Emulsifiers
Abstract
The invention relates to the technical field of organic fertilizers, and discloses a graphite organic compound fertilizer which is prepared from the following raw materials in parts by weight: 300 portions of solid kitchen waste and 500 portions of modified graphite slurry and 5 portions to 50 portions of modified graphite slurry; the preparation method of the graphite organic compound fertilizer comprises the following steps: putting the kitchen waste into a raw material collecting bin for a pretreatment process to prepare a kitchen waste main material A, putting the kitchen waste main material A into a mixing and stirring tank, adding water in a process water storage tank for stirring, then putting the kitchen waste main material B into a separation and sterilization reaction tank to prepare a kitchen waste main material B, putting the kitchen waste main material B into a solid-liquid separator for solid-liquid separation, putting the separated solid material serving as a main material of the compound fertilizer into a stirrer, adding modified graphite slurry for stirring, and then putting the mixture into a drying treatment system for drying to prepare the graphite organic compound fertilizer. The graphite in the graphite organic compound fertilizer can be used as a carrier to adsorb various nutrient components, so that the fertilizer efficiency and nutrient absorption of plants are improved, the soil fertility is durable, and the soil fertility is favorably recovered and improved.
Description
Technical Field
The invention relates to the technical field of organic fertilizers, in particular to a graphite organic compound fertilizer and a preparation method thereof.
Background
With the rapid development of agriculture, people hope that the acre yield of crops is higher and higher, and people usually adopt a fertilizing mode to provide fertilizers for growing crops to achieve the purpose of increasing the yield. However, long-term use of industrial urea can destroy the soil structure, harden the soil, and make the soil not be used effectively, and the fertilizer is easy to run off during use, thus causing great damage to the environment.
Organic fertilizers are always favored by farmers; the organic fertilizer has many advantages in agricultural production, and is a basis of agricultural production, and is an indispensable important condition for green agricultural development. The organic fertilizer has a high position in agricultural production in China, and China has a very rich experience in the aspect of utilizing the organic fertilizer. The organic fertilizer is a natural fertilizer, and the application of the organic fertilizer in agricultural production can provide various nutrients for crops, improve the fertility and the service performance of soil, promote the transformation of microorganisms, and has important significance for reducing the utilization rate of chemical fertilizers, improving the quality of agricultural products and the like. Therefore, the organic fertilizer is used with importance, unique advantages of the organic fertilizer are exerted, the organic fertilizer is utilized to meet the requirements of people on green and pollution-free food, and the organic fertilizer is widely applied to agricultural production.
Disclosure of Invention
The invention aims to provide the graphite organic compound fertilizer which has high purity and high concentration, repairs and improves soil fertility and prevents fertilizer loss.
The technical scheme adopted by the invention for solving the technical problems is as follows: the graphite organic compound fertilizer is characterized in that: the feed is prepared from the following raw materials in parts by weight: 300 portions of solid kitchen garbage and 500 portions of modified graphite slurry;
the modified graphite slurry is prepared by the following method: 8-12 parts of freeze-dried graphite oxide, 5-12 parts of dispersing agent A and 280 parts of secondary deionized water are stirred in a stirrer with graphite to obtain modified graphite slurry.
Further, the method comprises the following steps: the kitchen garbage comprises vegetables, fruit peels and leftovers.
Further, the method comprises the following steps: the modifier of the modified graphite slurry is a coupling agent or a cationic surfactant.
Further, the method comprises the following steps: the graphite organic compound fertilizer is prepared from the following raw materials in parts by weight: 300 portions of solid kitchen garbage and 500 portions of modified graphite slurry;
the modified graphite slurry is prepared by the following method: 8-12 parts of freeze-dried graphite oxide, 5-12 parts of a dispersing agent A and 280 parts of secondary deionized water are stirred to obtain modified graphite slurry;
the preparation method of the graphite organic compound fertilizer comprises the following steps:
s1: putting the kitchen waste into a raw material collecting bin for a pretreatment process to obtain a main kitchen waste material A;
s2: putting the kitchen waste main material A prepared in the step S1 into a mixing and stirring tank, adding water in a process water storage tank, stirring, and then putting into a separation and sterilization reaction tank to prepare a kitchen waste main material B;
s3: putting the kitchen waste main material B prepared in the step S2 into a solid-liquid separator for solid-liquid separation, inputting the separated liquid into a water treatment system for treatment, and putting the solid material serving as the main material of the compound fertilizer into a solid material temporary storage tank;
s4: putting the compound fertilizer main material in the S3 into a stirrer, and adding 5-50 parts of modified graphite slurry for stirring to obtain a compound fertilizer wet material;
s5: and (4) putting the wet compound fertilizer prepared in the S4 into a drying treatment system for drying to prepare the graphite organic compound fertilizer.
Further, the method comprises the following steps: the pretreatment process in the step S1 further comprises a multifunctional crushing and sorting machine, wherein the multifunctional crushing and sorting machine can remove large and heavy foreign matters which cannot be crushed in the kitchen garbage, and light matters such as plastics; and (3) putting the kitchen waste treated by the multifunctional energy crushing and sorting machine into a crushing pulping machine to prepare a main kitchen waste material A.
Further, the method comprises the following steps: the separation and sterilization reaction tank in the S2 sequentially comprises separation, concentration, sterilization and demulsification processes;
the separation process is to rapidly separate the solid, the liquid and the oil in the kitchen waste main material A, and the solid kitchen waste is obtained after the liquid and the oil are separated;
the concentration process improves the concentration and purity of organic residues in the fixed kitchen garbage to prepare a primary organic fertilizer;
the sterilization process is to sterilize most of bacteria in the primary organic fertilizer through biological bacteria and keep the activity of dormant spores;
the demulsification process is to remove excessive liquid oil in the primary organic fertilizer.
Further, the method comprises the following steps: the water content in the concentrated primary organic fertilizer is more than or equal to 10 percent.
Further, the method comprises the following steps: the S3 reclaimed water treatment system comprises a settling tank, a sewage treatment system and a salting-out treatment, wherein liquid separated from the solid-liquid separator is input into the settling tank for precipitation and degradation and then enters the sewage treatment system for treatment, and reclaimed water obtained after salting-out of the upper layer liquid is input into the process water storage tank of S2.
Further, the method comprises the following steps: and the stirring time of the graphite stirrer in the S4 is 2-2.5 hours.
Further, the method comprises the following steps: the temperature in the drying treatment system in the S5 is 55-90 ℃.
The invention has the beneficial effects that: the graphite has large specific surface area, good dispersibility and strong adsorption capacity, can adsorb various nutrient components as a carrier, can pertinently use the fertilizer, improves the efficiency of the fertilizer and the absorption of plants to nutrients, ensures that the soil fertility is durable, and is beneficial to recovering and improving the soil fertility.
By adopting the preparation method, the organic carbon in the organic waste can be fixed in the ecological cycle instead of being discharged in the atmosphere, thereby realizing perfect ecological carbon fixation; the prepared graphite organic compound fertilizer is dry, tasteless and easy to store, industrial replaces biochemical process, 85% of germs are killed, and no nutrient is lost in the whole production process.
Detailed Description
The present invention will be further described with reference to the following embodiments.
Example one
The preparation method of the graphite organic compound fertilizer comprises the following steps:
s1: putting the kitchen waste into a raw material collecting bin for a pre-treatment process to obtain a main kitchen waste material A; the collected kitchen garbage containing vegetables, fruit peels and leftovers is placed in a raw material collecting bin, the pretreatment process further comprises a multifunctional crushing and sorting machine, the multifunctional crushing and sorting machine can remove large and heavy foreign matters which cannot be crushed in the kitchen garbage and light substances such as plastics, the kitchen garbage processed by the multifunctional crushing and sorting machine is placed in a crushing and pulping machine to be crushed, the particle size is crushed to be below 40 mm, and the kitchen garbage main material A is prepared.
An oil collecting tank is further arranged at the bottom of the raw material collecting bin, and collected oil is input into an oil separating and treating system to be treated and then subjected to primary processing of oil.
S2: putting the main kitchen waste material A into a mixing and stirring tank, adding water in a process water storage tank, stirring, and then putting into a separation and sterilization reaction tank to obtain a main kitchen waste material B; the separation and sterilization reaction tank sequentially comprises separation, concentration, sterilization and demulsification processes;
the separation process is to rapidly separate the solid, the liquid and the oil in the kitchen waste main material A, and the solid kitchen waste is obtained after the liquid and the oil are separated; the separated oil is merged into an oil-liquid separation and treatment system for treatment, and oil-liquid separation is carried out and then grease primary processing is carried out; the liquid is treated in a water treatment system.
The concentration process improves the concentration and purity of organic residues in the fixed kitchen garbage to prepare a primary organic fertilizer; the water content in the primary organic fertilizer is more than or equal to 10 percent.
The sterilization process is to sterilize most bacteria in the primary organic fertilizer through biological bacteria, keep the activity of dormant spores and kill 85 percent of germs in the primary organic fertilizer.
The demulsification process is to remove excessive liquid oil in the primary organic fertilizer.
S3: putting the kitchen waste main material B into a solid-liquid separator for solid-liquid separation, inputting the separated liquid into a water treatment system for treatment, and putting the solid material serving as the main material of the compound fertilizer into a solid material temporary storage tank; the water treatment system comprises a settling tank, a sewage treatment system and a salting treatment, wherein liquid separated from the solid-liquid separator is input into the settling tank for precipitation and degradation and then enters the sewage treatment system for treatment, and reclaimed water obtained after salting of the liquid on the upper layer is input into the process water storage tank of S2.
S4: putting the main material of the compound fertilizer into a graphite stirrer, and adding 5-50 parts of modified graphite slurry for stirring to prepare a wet material of the compound fertilizer; the modified graphite slurry is prepared by the following method: 8-12 parts of freeze-dried graphite oxide, 5-12 parts of a dispersing agent A and 280 parts of secondary deionized water are stirred to obtain modified graphite slurry; the modifier of the modified graphite slurry is a coupling agent or a cationic surfactant. In the embodiment, 500 parts of solid kitchen waste (namely 500 parts of wet compound fertilizer material) is added, 50 parts of modified graphite slurry is added, the mixture is stirred in a stirrer with the modified graphite slurry, and the stirring time in the stirrer with the modified graphite slurry is 2 to 2.5 hours, so that the modified graphite slurry and the main compound fertilizer material are fully contacted, adsorbed and fused; the modified graphite slurry can fully disperse graphite and then is compounded with the main material of the compound fertilizer.
S5: putting the wet compound fertilizer into a drying treatment system for drying to prepare a graphite organic compound fertilizer; the temperature in the drying treatment system is 55-90 ℃.
Example two
The difference between the present embodiment and the first embodiment is:
s4: putting the main material of the compound fertilizer into a graphite stirrer, and adding the modified graphite slurry for stirring to prepare a wet material of the compound fertilizer; in this example, 300 parts of solid kitchen waste (i.e., 300 parts of wet compound fertilizer) was added, 5 parts of modified graphite slurry was added, and the mixture was stirred in a graphite stirrer for 2 hours, so that the modified graphite slurry was sufficiently contacted with the main compound fertilizer material for adsorption and fusion.
S5: putting the wet compound fertilizer into a drying treatment system for drying to prepare a graphite organic compound fertilizer; the temperature in the drying treatment system was 90 ℃.
EXAMPLE III
The difference between the present embodiment and the first embodiment is:
s4: putting the main material of the compound fertilizer into a stirrer, adding the modified graphite slurry, and stirring to obtain a wet material of the compound fertilizer; in the embodiment, 400 parts of solid kitchen waste (namely 400 parts of wet compound fertilizer material) is added, 10 parts of modified graphite slurry is added and stirred in a stirrer, and the stirring time of the modified graphite slurry stirrer is 2.3 hours, so that the modified graphite slurry and the main compound fertilizer material are fully contacted, adsorbed and fused.
S5: putting the wet compound fertilizer into a drying treatment system for drying to prepare a graphite organic compound fertilizer; the temperature in the drying treatment system was 60 ℃.
Example four
The difference between the present embodiment and the first embodiment is:
s4: putting the main material of the compound fertilizer into a graphite stirrer, adding the modified graphite slurry, and stirring to obtain a wet material of the compound fertilizer; in this example, 350 parts of solid kitchen waste (i.e., 350 parts of wet compound fertilizer material) was added, 40 parts of modified graphite slurry was added, and the mixture was stirred in a stirrer containing the modified graphite slurry for 2.5 hours, so that the modified graphite slurry was sufficiently contacted with the main compound fertilizer material for adsorption and fusion.
S5: putting the wet compound fertilizer into a drying treatment system for drying to prepare a graphite organic compound fertilizer; the temperature in the drying treatment system was 70 ℃.
EXAMPLE five
The difference between the present embodiment and the first embodiment is:
s4: putting the main material of the compound fertilizer into a graphite stirrer, adding the modified graphite slurry, and stirring to obtain a wet material of the compound fertilizer; in the embodiment, 450 parts of solid kitchen waste (namely 450 parts of wet compound fertilizer material) is added, then 30 parts of modified graphite slurry is added, and the mixture is stirred in a stirrer with the modified graphite slurry, wherein the stirring time of the stirrer is 2 hours, so that the modified graphite slurry and the main compound fertilizer material are fully contacted, adsorbed and fused.
S5: putting the wet compound fertilizer into a drying treatment system for drying to prepare a graphite organic compound fertilizer; the temperature in the drying treatment system was 80 ℃.
EXAMPLE six
The difference between the present embodiment and the first embodiment is:
s4: putting the main material of the compound fertilizer into a graphite stirrer, and adding the modified graphite slurry for stirring to prepare a wet material of the compound fertilizer; in this example, 420 parts of solid kitchen waste (i.e., 420 parts of wet compound fertilizer) was added, 20 parts of modified graphite slurry was added, and the mixture was stirred in a stirrer containing the modified graphite slurry for 2 hours, so that the modified graphite slurry was sufficiently contacted with the main compound fertilizer material for adsorption and fusion.
S5: putting the wet compound fertilizer into a drying treatment system for drying to prepare a graphite organic compound fertilizer; the temperature in the drying treatment system was 55 ℃.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The graphite organic compound fertilizer is characterized in that: the feed is prepared from the following raw materials in parts by weight: 300 portions of solid kitchen garbage and 500 portions of modified graphite slurry;
the modified graphite slurry is prepared by the following method: 8-12 parts of freeze-dried graphite oxide, 5-12 parts of dispersing agent A and 280 parts of secondary deionized water are stirred in a stirrer with graphite to obtain modified graphite slurry.
2. The graphite organic complex fertilizer of claim 1, characterized in that: the kitchen garbage comprises vegetables, fruit peels and leftovers.
3. The graphite organic complex fertilizer of claim 1, characterized in that: the modifier of the modified graphite slurry is a coupling agent or a cationic surfactant.
4. The preparation method of the graphite organic compound fertilizer is characterized by comprising the following steps: the graphite organic compound fertilizer is prepared from the following raw materials in parts by weight: 300 portions of solid kitchen garbage and 500 portions of modified graphite slurry;
the modified graphite slurry is prepared by the following method: 8-12 parts of freeze-dried graphite oxide, 5-12 parts of a dispersing agent A and 280 parts of secondary deionized water are stirred to obtain modified graphite slurry;
the preparation method of the graphite organic compound fertilizer comprises the following steps:
s1: putting the kitchen waste into a raw material collecting bin for a pretreatment process to obtain a main kitchen waste material A;
s2: putting the kitchen waste main material A prepared in the step S1 into a mixing and stirring tank, adding water in a process water storage tank, stirring, and then putting into a separation and sterilization reaction tank to prepare a kitchen waste main material B;
s3: putting the kitchen waste main material B prepared in the step S2 into a solid-liquid separator for solid-liquid separation, inputting the separated liquid into a water treatment system for treatment, and putting the solid material serving as the main material of the compound fertilizer into a solid material temporary storage tank;
s4: putting the main material of the compound fertilizer in the S3 into a stirrer, and adding 5-50 parts of modified graphite slurry for stirring to prepare a wet material of the compound fertilizer;
s5: and (4) putting the wet compound fertilizer prepared in the S4 into a drying treatment system for drying to prepare the graphite organic compound fertilizer.
5. The method for preparing the graphite organic compound fertilizer as claimed in claim 4, wherein: the pretreatment process in the step S1 further comprises a multifunctional crushing and sorting machine, wherein the multifunctional crushing and sorting machine can remove large and heavy foreign matters which cannot be crushed in the kitchen garbage, and light matters such as plastics; and (3) putting the kitchen waste treated by the multifunctional energy crushing and sorting machine into a crushing pulping machine to prepare the main kitchen waste material A.
6. The method for preparing the graphite organic compound fertilizer as claimed in claim 4, wherein: the separation and sterilization reaction tank in the S2 sequentially comprises separation, concentration, sterilization and demulsification processes;
the separation process is to rapidly separate the solid, the liquid and the oil in the kitchen waste main material A, and the solid kitchen waste is obtained after the liquid and the oil are separated;
the concentration process improves the concentration and purity of organic residues in the fixed kitchen garbage to prepare a primary organic fertilizer;
the sterilization process is to sterilize most of bacteria in the primary organic fertilizer through biological bacteria and keep the activity of dormant spores;
the demulsification process is to remove excessive liquid oil in the primary organic fertilizer.
7. The method for preparing the graphite organic compound fertilizer as claimed in claim 6, wherein: the water content in the concentrated primary organic fertilizer is more than or equal to 10 percent.
8. The method for preparing the graphite organic compound fertilizer as claimed in claim 5, wherein: the S3 reclaimed water treatment system comprises a settling tank, a sewage treatment system and a salting-out treatment, wherein liquid separated from the solid-liquid separator is input into the settling tank for precipitation and degradation and then enters the sewage treatment system for treatment, and reclaimed water obtained after salting-out of the upper layer liquid is input into the process water storage tank of S2.
9. The method for preparing the graphite organic compound fertilizer as claimed in claim 5, wherein: and the stirring time of the graphite stirrer in the S4 is 2-2.5 hours.
10. The method for preparing the graphite organic compound fertilizer as claimed in claim 5, wherein: the temperature in the drying treatment system in the S5 is 55-90 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210149078.4A CN114456002A (en) | 2022-02-18 | 2022-02-18 | Graphite organic compound fertilizer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210149078.4A CN114456002A (en) | 2022-02-18 | 2022-02-18 | Graphite organic compound fertilizer and preparation method thereof |
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| Publication Number | Publication Date |
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| CN114456002A true CN114456002A (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210149078.4A Withdrawn CN114456002A (en) | 2022-02-18 | 2022-02-18 | Graphite organic compound fertilizer and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344893A (en) * | 2017-08-06 | 2017-11-14 | 长沙善道新材料科技有限公司 | A kind of environment protection type anti-pollution graphene compound fertilizer and preparation method thereof |
| CN109311776A (en) * | 2017-12-27 | 2019-02-05 | 深圳市大富科技股份有限公司 | A kind of preparation method of the organic fertilizer based on graphite |
| CN109496207A (en) * | 2017-12-27 | 2019-03-19 | 深圳市大富科技股份有限公司 | A kind of preparation method of the organic fertilizer slurry based on graphite |
| CN112620317A (en) * | 2021-01-05 | 2021-04-09 | 深圳茂元环保科技有限公司 | Kitchen waste treatment and fermentation process |
| CN114014701A (en) * | 2021-11-29 | 2022-02-08 | 江南大学 | Method for strengthening aerobic fermentation of kitchen waste by using oil-removing microbial agent |
-
2022
- 2022-02-18 CN CN202210149078.4A patent/CN114456002A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344893A (en) * | 2017-08-06 | 2017-11-14 | 长沙善道新材料科技有限公司 | A kind of environment protection type anti-pollution graphene compound fertilizer and preparation method thereof |
| CN109311776A (en) * | 2017-12-27 | 2019-02-05 | 深圳市大富科技股份有限公司 | A kind of preparation method of the organic fertilizer based on graphite |
| CN109496207A (en) * | 2017-12-27 | 2019-03-19 | 深圳市大富科技股份有限公司 | A kind of preparation method of the organic fertilizer slurry based on graphite |
| CN112620317A (en) * | 2021-01-05 | 2021-04-09 | 深圳茂元环保科技有限公司 | Kitchen waste treatment and fermentation process |
| CN114014701A (en) * | 2021-11-29 | 2022-02-08 | 江南大学 | Method for strengthening aerobic fermentation of kitchen waste by using oil-removing microbial agent |
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Application publication date: 20220510 |