CN111961610A - Enzyme for treating kitchen waste and method for treating kitchen waste - Google Patents
Enzyme for treating kitchen waste and method for treating kitchen waste Download PDFInfo
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- CN111961610A CN111961610A CN202010704596.9A CN202010704596A CN111961610A CN 111961610 A CN111961610 A CN 111961610A CN 202010704596 A CN202010704596 A CN 202010704596A CN 111961610 A CN111961610 A CN 111961610A
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- C—CHEMISTRY; METALLURGY
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- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
- A23K10/12—Animal feeding-stuffs obtained by microbiological or biochemical processes by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
- A23K10/16—Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions
- A23K10/18—Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions of live microorganisms
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/20—Animal feeding-stuffs from material of animal origin
- A23K10/26—Animal feeding-stuffs from material of animal origin from waste material, e.g. feathers, bones or skin
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
- A23K10/37—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/90—Feeding-stuffs specially adapted for particular animals for insects, e.g. bees or silkworms
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/20—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/50—Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F9/00—Fertilisers from household or town refuse
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/14—Fungi; Culture media therefor
- C12N1/16—Yeasts; Culture media therefor
- C12N1/18—Baker's yeast; Brewer's yeast
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The invention discloses a ferment for treating kitchen waste, which comprises a strain composition, wherein the strain composition is potato scab bacteria, lactobacillus casei, acetobacter xylinum, saccharomyces cerevisiae, bacillus subtilis and bifidobacterium. The invention also discloses a kitchen waste treatment method, which comprises the following steps: grinding and crushing kitchen waste, and performing solid-liquid separation treatment; performing oil-water separation on the separated liquid kitchen waste, recovering waste oil, and discharging the wastewater after the wastewater is treated by sewage treatment equipment; adding the above enzyme into the solid kitchen residue, and storing for fermentation for 3-5 days. The feed of the black soldier fly is converted from high-protein and high-nutritive value things in the kitchen waste, the black soldier fly can be changed into the feed of animals, the excrement of the black soldier fly can be changed into the fertilizer of the land, and no pollution or secondary pollution is caused in the middle of the whole process.
Description
Technical Field
The invention relates to a ferment for treating kitchen waste and a kitchen waste treatment method.
Background
In the prior art, kitchen garbage is treated by landfill treatment, incineration treatment and composting treatment. The landfill treatment causes the deterioration of underground water quality, serious pollution, water turbidity and stink, and anaerobic escherichia coli is detected in water. Toxic and harmful substances are detected from the garbage fault samples, so that the serious pollution to the surrounding environment is caused. The incineration treatment has high toxicity and produces secondary environmental pollution because the kitchen waste contains certain metals. The composting treatment is to pile the kitchen waste into piles, keep the temperature at 70 ℃, and decompose organic matters into inorganic nutrients by virtue of the microbial decomposition capacity in the kitchen waste in the storage fermentation, so that the kitchen waste has large compost amount and low nutrient content.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a ferment for treating kitchen waste and a method for treating the kitchen waste, wherein the ferment converts high-protein and high-nutritive value things in the kitchen waste into feed of hermetia illucens, the hermetia illucens can be changed into the feed of animals, and excrement of the hermetia illucens can be changed into fertilizer for the land, so that no pollution is caused in the middle of the whole process, and no secondary pollution is caused to be discharged.
In order to solve the technical problems, the invention provides a ferment for treating kitchen waste, which comprises a strain composition, wherein the strain composition is prepared from potato scab (Streptomyces turkiscaibes), Lactobacillus casei (Lactobacillus casei), Acetobacter xylinum (Acetobacter xylinum), Saccharomyces cerevisiae (Saccharomyces cerevisiae), Bacillus subtilis (Bacillus subtilis) and Bifidobacterium (Bifidobacterium bifidum), and the strain composition comprises the following components in parts by weight: 20 parts of potato scab bacteria, 10 parts of lactobacillus casei, 20 parts of acetobacter xylinum, 20 parts of saccharomyces cerevisiae, 10 parts of bacillus subtilis and 10 parts of bifidobacterium.
Preferably, the additive also comprises molasses accounting for 10-30% of the total weight.
Preferably, the trace element-containing copper-magnesium alloy further comprises one or more of copper, magnesium, zinc, iron, boron, calcium and manganese, wherein the content of each trace element is one thousandth of the total weight.
Preferably, the mineral composition also comprises minerals, wherein the minerals comprise one or more of calcium, chlorine, magnesium, phosphorus, potassium, sodium and sulfur, and the content of each mineral is one thousandth of the total weight.
The invention also provides a kitchen waste treatment method, which comprises the following steps:
grinding and crushing kitchen waste, and performing solid-liquid separation treatment;
performing oil-water separation on the separated liquid kitchen waste, recovering waste oil, and discharging the wastewater after the wastewater is treated by sewage treatment equipment;
adding the above enzyme into the solid kitchen residue, and storing for fermentation for 3-5 days.
Preferably, the solid-liquid separation treatment adopts a solid-liquid separation pulverizer.
Preferably, the fermented solid kitchen waste is used for breeding earthworms, black soldier flies, organic feed or organic soil improvement fertilizer.
The invention achieves the following beneficial effects:
(1) the kitchen waste can reduce harmful germs and parasitic ova in the kitchen waste after fermentation, the anaerobic fermentation process can generate a temperature of 60-70 ℃ to eliminate ova or parasites, bacterial strains contained in the ferment have the function of eliminating infectious microbes, and the growth rate and the economic benefit of the hermetia illucens can be improved by feeding the hermetia illucens. The ferment can decompose organic matters and secrete antibiotic substances, and has the effect of inhibiting diseases; can produce pure cellulose bacteria, can ferment vegetables and fruits to generate secondary metabolites, is used as a suspending agent or a thickening agent to be added into food, has the effects of producing nutrients and adjusting intestinal tracts, can synthesize different proteins and vitamins, and is a main raw material of yeast extract which is a common component for preparing culture media.
(2) The feed of the black soldier fly is converted from high-protein and high-nutritive value things in the kitchen waste, the black soldier fly can be changed into the feed of animals, the excrement of the black soldier fly can be changed into the fertilizer of the land, and no pollution or secondary pollution is caused in the middle of the whole process.
Detailed Description
The invention is further described below. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
The invention provides a ferment for treating kitchen waste, which comprises a strain composition, wherein the strain composition comprises potato scab bacteria, lactobacillus casei, acetobacter xylinum, saccharomyces cerevisiae, bacillus subtilis and bifidobacterium, and the weight parts of the components are as follows: 20 parts of potato scab bacteria, 10 parts of lactobacillus casei, 20 parts of acetobacter xylinum, 20 parts of saccharomyces cerevisiae, 10 parts of bacillus subtilis and 10 parts of bifidobacterium.
The invention also comprises molasses with the total weight of 10-30%, and trace elements and minerals.
The trace elements comprise one or more of copper, magnesium, zinc, iron, boron, calcium and manganese, and the content of each trace element is one thousandth of the total weight.
The mineral substances comprise one or more of calcium, chlorine, magnesium, phosphorus, potassium, sodium and sulfur, and the content of each mineral substance is one thousandth of the total weight.
The invention provides a preparation method of ferment for kitchen waste treatment, which comprises the following steps:
(1) mixing 40-60% of water and 10-30% of molasses according to the weight percentage, and then uniformly stirring;
(2) respectively taking 20ML of potato scab bacteria, 10ML of lactobacillus casei, 20ML of acetobacter xylinum, 20ML of saccharomyces cerevisiae, 10ML of bacillus subtilis and 10ML of bifidobacterium, adding water into each strain to adjust the total weight of each strain to be 4-6 percent, and then adding the water;
(3) aeration observation is carried out to form a culture medium stock solution;
(4) pre-mixing a culture medium stock solution, and extracting part of the stock solution to a new barrel to ensure that the stock solution accounts for 50% of the total weight of the new barrel;
(5) adding molasses accounting for 10-30% of the total weight and water accounting for 20-40% of the total weight into the new barrel, and uniformly stirring;
(6) taking 40-60 ml of each of five strains from potato scab bacteria, lactobacillus casei, acetobacter xylinum, saccharomyces cerevisiae, bacillus subtilis and bifidobacterium strains, pouring the five strains into a glass bottle respectively, adding 400-600 ml of water, and uniformly shaking until bubbles are generated;
(7) taking 500ml of the five strains out of each glass bottle, putting the five strains into a container, uniformly shaking the five strains until bubbles are generated, standing the five strains for a proper time, and pouring the five strains into a new barrel;
(8) pouring 100-300 ml of potato scab bacteria, saccharomyces cerevisiae and wood acetic acid bacteria into the new barrel, and uniformly stirring and aerating to complete the new barrel culture medium;
(9) and pouring 100-300 ml of lactobacillus casei, bacillus subtilis and bifidobacterium into the new barrel of culture medium, uniformly stirring and aerating to finish the enzyme finished product, and adding trace elements and minerals into the enzyme finished product.
Example 2
The invention provides a kitchen waste treatment method, which comprises the following steps:
(1) grinding and crushing the kitchen waste by adopting a solid-liquid separation crusher, and carrying out solid-liquid separation treatment;
(2) separating oil from water, recovering waste oil, and directly selling, making soap and making biodiesel; the wastewater is treated by sewage treatment equipment and then discharged, so that the wastewater reaches the national third-level discharge standard;
(3) adding the ferment into the separated solid kitchen residue, stirring uniformly, storing and fermenting for 3-5 days, wherein the fermented solid kitchen residue is used for breeding earthworms, black soldier flies, organic feed or organic soil improvement fertilizer. Table 1 shows the contents of total mercury, total arsenic, lead, chromium and cadmium in the fermented solid kitchen waste.
Table 1 shows the content of heavy metals in the fermented solid kitchen waste
As can be seen from Table 1, the contents of total mercury, total arsenic, lead, chromium and cadmium in the fermented solid kitchen waste all reach the national agricultural industry standard of bio-organic fertilizer and the national agricultural industry standard of organic fertilizer, and the solid kitchen waste can be used as soil improvement organic fertilizer.
The kitchen waste can reduce harmful germs and parasitic ova in the kitchen waste after fermentation, the anaerobic fermentation process can generate a temperature of 60-70 ℃ to eliminate ova or parasites, bacterial strains contained in the ferment have the function of eliminating infectious microbes, and the growth rate and the economic benefit of the hermetia illucens can be improved by feeding the hermetia illucens. The ferment can decompose organic matters and secrete antibiotic substances, and has the effect of inhibiting diseases; can produce pure cellulose bacteria, can ferment vegetables and fruits to generate secondary metabolites, is used as a suspending agent or a thickening agent to be added into food, has the effects of producing nutrients and adjusting intestinal tracts, can synthesize different proteins and vitamins, and is a main raw material of yeast extract which is a common component for preparing culture media.
The feed of the black soldier fly is converted from high-protein and high-nutritive value things in the kitchen waste, the black soldier fly can be changed into the feed of animals, the excrement of the black soldier fly can be changed into the fertilizer of the land, and no pollution or secondary pollution is caused in the middle of the whole process.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The ferment for treating the kitchen waste is characterized by comprising a strain composition, wherein the strain composition comprises potato scab bacteria, lactobacillus casei, acetobacter xylinum, saccharomyces cerevisiae, bacillus subtilis and bifidobacterium, and the strain composition comprises the following components in parts by weight: 20 parts of potato scab bacteria, 10 parts of lactobacillus casei, 20 parts of acetobacter xylinum, 20 parts of saccharomyces cerevisiae, 10 parts of bacillus subtilis and 10 parts of bifidobacterium.
2. The ferment for kitchen waste disposal according to claim 1, further comprising molasses in an amount of 10 to 30% by weight based on the total amount of the ferment.
3. The ferment for kitchen waste disposal according to claim 1, further comprising trace elements including one or more of copper, magnesium, zinc, iron, boron, calcium, and manganese, wherein each trace element is contained in a percentage by weight of the total weight.
4. The ferment for processing kitchen waste according to claim 1, further comprising minerals including one or more of calcium, chlorine, magnesium, phosphorus, potassium, sodium, and sulfur, wherein each mineral is contained in one thousandth of the total weight.
5. The kitchen waste treatment method is characterized by comprising the following steps:
grinding and crushing kitchen waste, and performing solid-liquid separation treatment;
performing oil-water separation on the separated liquid kitchen waste, recovering waste oil, and discharging the wastewater after the wastewater is treated by sewage treatment equipment;
adding the ferment of any one of claims 1 to 4 to the separated solid kitchen waste, and storing and fermenting for 3 to 5 days.
6. The kitchen waste treatment method according to claim 5, wherein said solid-liquid separation treatment is performed by a solid-liquid separation pulverizer.
7. The kitchen waste treatment method according to claim 5, wherein the fermented solid kitchen waste is used for breeding earthworms, breeding hermetia illucens, organic feed or organic fertilizer for soil improvement.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010704596.9A CN111961610A (en) | 2020-07-21 | 2020-07-21 | Enzyme for treating kitchen waste and method for treating kitchen waste |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010704596.9A CN111961610A (en) | 2020-07-21 | 2020-07-21 | Enzyme for treating kitchen waste and method for treating kitchen waste |
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| CN111961610A true CN111961610A (en) | 2020-11-20 |
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| CN202010704596.9A Pending CN111961610A (en) | 2020-07-21 | 2020-07-21 | Enzyme for treating kitchen waste and method for treating kitchen waste |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113234617A (en) * | 2021-04-02 | 2021-08-10 | 上海大学 | Method for preparing special fermentation strain for agricultural enzyme by using kitchen waste and special fermentation strain |
| CN113414226A (en) * | 2021-06-30 | 2021-09-21 | 云南丽天环保科技有限公司 | Kitchen waste leavening agent and preparation method and application thereof |
| CN115024448A (en) * | 2022-06-15 | 2022-09-09 | 贵州大学 | Method for preparing hermetia illucens enzyme feed by using waste vegetables and fruits |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59380A (en) * | 1982-06-25 | 1984-01-05 | Yonemi Tanaka | Agent for garbage disposal and its use |
| CN103964902A (en) * | 2013-01-25 | 2014-08-06 | 北京绿色能量环境工程有限公司 | Food waste treatment method |
| CN105080940A (en) * | 2015-09-14 | 2015-11-25 | 肖唐彦 | Kitchen garbage treatment method |
| CN107354193A (en) * | 2016-05-09 | 2017-11-17 | 黄俊文 | The clone method of culture medium |
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2020
- 2020-07-21 CN CN202010704596.9A patent/CN111961610A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59380A (en) * | 1982-06-25 | 1984-01-05 | Yonemi Tanaka | Agent for garbage disposal and its use |
| CN103964902A (en) * | 2013-01-25 | 2014-08-06 | 北京绿色能量环境工程有限公司 | Food waste treatment method |
| CN105080940A (en) * | 2015-09-14 | 2015-11-25 | 肖唐彦 | Kitchen garbage treatment method |
| CN107354193A (en) * | 2016-05-09 | 2017-11-17 | 黄俊文 | The clone method of culture medium |
Non-Patent Citations (1)
| Title |
|---|
| 王宜磊等: "《微生物学》", 31 August 2014, 华中科技大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113234617A (en) * | 2021-04-02 | 2021-08-10 | 上海大学 | Method for preparing special fermentation strain for agricultural enzyme by using kitchen waste and special fermentation strain |
| CN113414226A (en) * | 2021-06-30 | 2021-09-21 | 云南丽天环保科技有限公司 | Kitchen waste leavening agent and preparation method and application thereof |
| CN115024448A (en) * | 2022-06-15 | 2022-09-09 | 贵州大学 | Method for preparing hermetia illucens enzyme feed by using waste vegetables and fruits |
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