CN1923385A - Novel application method of kitchen refuse as resource for ecological cycle aquaculture - Google Patents
Novel application method of kitchen refuse as resource for ecological cycle aquaculture Download PDFInfo
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- CN1923385A CN1923385A CNA2006101164771A CN200610116477A CN1923385A CN 1923385 A CN1923385 A CN 1923385A CN A2006101164771 A CNA2006101164771 A CN A2006101164771A CN 200610116477 A CN200610116477 A CN 200610116477A CN 1923385 A CN1923385 A CN 1923385A
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- changing food
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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
Abstract
The invention relates to a method for cultivating fish via kitchen waste, which comprises dewatering kitchen waste, while it content is lower than 70%, and selecting metal foreign matters via magnetic method; boiling and disinfecting, to evaporate the water more then 60%, extracting liquid grease; drying and breaking solid to make into forge; recycling the waste slag liquid as marsh gas to supply heat; using waste gas recycle heating technique to support fish cultivation; and recycling clean condensed water to support fish cultivation.
Description
Technical field
Relate to a kind of resource recycle and reuse in invention, relate in particular to the energy-saving and cost-reducing novel technique field that a kind of changing food waste into resources utilization is fit to new countryside construction.
Background technology
At present, domestic have the part city to begin to research and develop the technology of utilizing about changing food waste into resources.The technology of domestic processing changing food waste is not almost considered recycling in the production process to comprise the recycling of waste gas, waste water and other materials, does not more consider the process that interrelates with the ecological agriculture.
Summary of the invention
The inventive method is first the changing food waste into resources utilization to be combined with the new countryside construction ecologic breeding, solving synchronously the problem of utilizing with disposal of waste gas, water and industrial residue, is that the angle from operational research, cybernetics, systematology solves garbage disposal resource utilization and secondary environmental issue.Simultaneously, the present invention has also solved following problem.
One, the garbage sorting difficulty is difficult to letter sorting in the high changing food waste of moisture content, utilize mechanical efficiency low, so the present invention acts in a diametrically opposite way, is to sort later in drying;
They are two years old, usually drying equipment is often at single variety and the more consistent material of shape, and to make changing food waste accomplish that this point certainly will sort extruding more earlier, cost manpower and materials efficient is low, the heavy caliber enter material way of this process using, make material not of uniform size can mix pan feeding, the beyond the region of objective existence feed is pulverized substantially outside the removal of impurities when discharging, and whole processing step is simplified;
Its three, this technology has also solved environmental issues such as recovery heat energy and other waste water, waste gas;
Its four, common grease separation method is a kind of to be water-oil separating, a kind of is to squeeze from solid, all needs the branch several steps to carry out.And this technology solves synchronously by utilizing its vapour, liquid, solid three phase separation state under same temperature.
Therefore, the object of the present invention is to provide the aquaculture of a kind of changing food waste into resources ecological circulation to utilize new method, reach efficient, energy-conservation, low consumption, environmental protection, realize the target of recycling economy.
The concrete technical scheme that the present invention taked is:
The aquaculture of a kind of changing food waste into resources ecological circulation utilizes new method, and it comprises the steps:
A. the branch that the changing food waste drop of collecting anhydrated, changing food waste water content≤70% behind the draining, and magneticly elect metal sundries;
B. the changing food waste that step a was handled carries out boiling sterilization, makes the moisture vaporization more than 60%;
C. extract the liquid fat in the changing food waste in moisture vaporization back, be used for aquatic feeds with glyceride stock or iundustrial oil fat raw material;
D. after extracting the liquid fat in the changing food waste, continue dry and pulverizing, make feedstuff the solid in the changing food waste;
E. adopt recycle utilization to reclaim the residue waste liquid and make the biogas heat supply;
F. adopt waste gas to reclaim the heat energy technology, utilize heat energy from waste gas to supply water and produce the seedling breed;
G. adopt recovery technology to reclaim clean condensed water and be used for the breed of heat energy water supply product seedling.
Among the above-mentioned step a, adopt the simple and easy web plate drop with holes branch that anhydrates, that web plate with holes adopts is nontoxic, resistant material is made, and its screen distance is to below 4 millimeters more than 0.85 millimeter; Concentration equipment is concentration equipment movably.
Among the above-mentioned step b, adopt a kind of airtight, the heating high-temperature high-pressure apparatus, include rabbling mechanism, be to use steam to be heating source.Inner heating-up temperature is 60 ℃ to 180 ℃, and internal pressure is 0.1mpa to 0.5mpa; It has a kind of heavy caliber feeding mouth, and bore is greater than 150mm, and this equipment need have the filter gas port and the waste gas recovering device that can make the moisture evaporative emissions; This equipment also need possess condensate drain.
The liquefaction grease extraction element that the utilization vaporising device is provided with among the above-mentioned step c after the vaporization of container moisture, makes that grease is extracted under the high temperature when liquefaction.Grease moisture content≤0.5% that extracts.
In the above-mentioned steps d, the rabbling mechanism of utilization equipment carries out further dry for the solid in the container and pulverizes, and its output object major part is a powdery, and small part is block; Block enters pulverizer and is ground into powdery; The house refuse that has minute quantity to sneak into once in a while by picking up taking-up, is finally made the raw material of feed.The moisture content of made feedstuff≤11%.Protein content is 〉=16%, and fat content is 〉=12%.Meet sanitary standard.
Among the above-mentioned step e, the residue waste liquid is concentrated and is recycled to mathane generating pool.
Among the above-mentioned step f, the aquatic products seedling breed heat-exchanging chamber that blast pipe enters specific setting is set, utilizes heat energy from waste gas to make two heat-exchanging chamber temperature reach 28 ℃～50 ℃ respectively; The discharging waste gas condensation of need lowering the temperature reduces its concentration of emission, remove exhaust emission, employing utilizes its heat energy mode to absorb heat and makes progressively condensation of waste gas, required aquatic products seedling culturing chamber temperature is between 28 ℃～50 ℃ temperature among the step e, thereby cultures and provide heat energy to reduce energy consumption for cultivating the aquatic products seedling.
In the above-mentioned step g, the clean condensed water that produces in the high-temperature high-pressure apparatus production process is saved and be conveyed in the aquatic products seedling breed moist closet by heat-exchanger pump, its condensed water can be used as breeding water.
Beneficial effect of the present invention: the present invention combines the changing food waste into resources utilization with the new countryside construction ecologic breeding, solves synchronously the problem of utilizing with disposal of waste gas, water and industrial residue, and efficient, energy-conservation, low consumption, environmental protection realize the target of recycling economy.
Description of drawings
Aquaculture utilizes method to elaborate to changing food waste into resources ecological circulation of the present invention below in conjunction with accompanying drawing:
Fig. 1 utilizes the process chart of method for changing food waste into resources ecological circulation of the present invention aquaculture
The specific embodiment
Be example with the project of just implementing of the present invention below, each implementation step of the present invention done concrete introduction in Shanghai:
1. at first, will be from coming to transporting by places such as hotel, restaurant, dining rooms, categorised collection changing food waste in accordance with regulations to disposing the place, gives simple and easy web plate drop with holes branchs that anhydrate, and the metal sundries of the minute quantity of being sneaked into by concentration equipment letter sorting taking-up; Changing food waste water content≤70% behind the draining.Adopt nontoxic, the resistant material making of simple and easy web plate system's employing with holes, its screen distance is to below 4 millimeters more than 0.85 millimeter; Concentration equipment is concentration equipment movably.It is adjacent that disposal site and aquatic products seedling are cultured the place.
2. adopt special-purpose high-temperature high-pressure apparatus that changing food waste is carried out boiling sterilization, make the most of moisture vaporization.Adopt nontoxic, the resistant material making of simple and easy web plate system's employing with holes, its screen distance is to below 4 millimeters more than 0.85 millimeter; Concentration equipment is concentration equipment movably.
3. adopt the liquid fat of the said equipment in moisture vaporization back extraction changing food waste; Be used for aquatic feeds with glyceride stock or iundustrial oil fat raw material.After container moisture vaporization, make that grease is extracted under the high temperature when liquefaction.Grease moisture content≤0.8% that extracts.Aquatic feeds with the glyceride stock index is: iodine value (every 100g oil absorbs the quality of iodine) 50-90g, saponification value 〉=190mg, moisture and volatile matter content≤1.0%, insoluble impurities 0.5%, unsaponifiable matter≤1.0%, acid value≤20mg, peroxide value (mmol/kg)≤15, carbonyl value (mol/kg)≤50, polar compound≤27%, free gossypol≤0.02%, aflatoxins B
1(ug/Kg)≤10, benzo (a) pyrene (ug/kg)≤10, arsenic is (in As, mg/kg)≤7.Iundustrial oil fat raw material index is: moisture≤0.5%, impurity≤0.5, acid value (mgKOH/g)≤20, peroxide value (Meg/kg)≤20.
4. after adopting the liquid fat of the said equipment in extracting changing food waste, continue dry and pulverizing, make feedstuff the solid in the changing food waste.Use the rabbling mechanism of this equipment that the solid in the container is carried out further dry and pulverizing, its output object major part is a powdery, and small part is block; Block enters pulverizer and is ground into powdery; The house refuse that has minute quantity to sneak into once in a while is by picking up taking-up.Finally make the raw material of feed.The moisture content of made feedstuff≤11%.Sanitary index is: mould allowance＜40 * 10
3, AFB
1Allowance (in every kilograms of product) ug/Kg≤50, total number of bacteria permissible value cfu/g＜2 * 10
2Protein content is 〉=16%; Fat content is 〉=12%.
5. adopt recycle utilization to reclaim the residue waste liquid and make the biogas heat supply.The residue waste liquid is concentrated and is recycled to mathane generating pool.Methane-generating pit is market purchasing, installation, and biogas heat energy can be used for heating larval rearing water, biogas waste residue composting.
6. adopt waste gas to reclaim the heat energy technology, utilize heat energy from waste gas to supply water and produce the seedling breed; Toxic emission after the cooling reaches national environmental standard.The aquatic products seedling breed heat-exchanging chamber that blast pipe enters specific setting is set, utilizes heat energy from waste gas to make two heat-exchanging chamber temperature reach 28 ℃～50 ℃ respectively; The discharging waste gas condensation of need lowering the temperature reduces its concentration of emission, removes exhaust emission, adopts to utilize its heat energy mode to absorb heat to make progressively condensation of waste gas, and required aquatic products seedling culturing chamber temperature is between 28 ℃～50 ℃ temperature among the processing step e.Thereby provide heat energy to reduce energy consumption for cultivating the breed of aquatic products seedling.
7. adopt recovery technology to reclaim clean condensed water and be used for the breed of heat energy water supply product seedling.The clean condensed water that produces in the high-temperature high-pressure apparatus production process is saved and be conveyed in the aquatic products seedling breed moist closet by heat-exchanger pump, its condensed water is as breeding water.
8. water produced product feed is used for the half congealed breed of big flood, and seedling is thrown in into big half congealed breed.
Process reaches the practice in 1 year, and processing step 1.2.3.4.5.6.7.8 is fully as ordinary production technology at present.Wherein feed product, fertilizer product, feed fat product, commercial grease product, have industry standard reach that industry standard, part do not have an industry standard set up company standard.
Waste gas emission standard is up to state standards, by checking and accepting.Toxic emission meets national requirements for environmental protection, and it is single to see Shanghai City construction project environmental protection " three simultaneously " final acceptance of construction for details.(numbering 2006 tests-30)
Feed product meets company standard, the Shanghai City enterprise product standard standard No. Q/SXEJ-2006-01[castoff system feed compound (albumen powder) of putting on record].Fertilizer product meets the standard of national agricultural industry criteria NY525-2002 organic fertilizer.Feedstuff oil meets national agricultural industry criteria NY/T 913-2004 feed grade miscella standard.
Claims (4)
1, the aquaculture of a kind of changing food waste into resources ecological circulation utilizes new method, and it comprises the steps:
A. the branch that the changing food waste drop of collecting anhydrated, changing food waste water content≤70% behind the draining, and magneticly elect metal sundries;
B. the changing food waste that step a was handled carries out boiling sterilization, makes the moisture vaporization more than 60%;
C. extract the liquid fat in the changing food waste in moisture vaporization back, be used for aquatic feeds with glyceride stock or iundustrial oil fat raw material;
D. after extracting the liquid fat in the changing food waste, continue dry and pulverizing, make feedstuff the solid in the changing food waste;
E. adopt recycle utilization to reclaim the residue waste liquid and make the biogas heat supply;
F. adopt waste gas to reclaim the heat energy technology, utilize heat energy from waste gas to supply water and produce the seedling breed;
G. adopt recovery technology to reclaim clean condensed water and be used for the breed of heat energy water supply product seedling.
2, changing food waste into resources ecological circulation as claimed in claim 1 aquaculture utilizes new method, it is characterized in that: adopt the simple and easy web plate drop with holes branch that anhydrates among the step a, concentration equipment is concentration equipment movably.
3, changing food waste into resources ecological circulation as claimed in claim 1 aquaculture utilizes new method, it is characterized in that: the boiling sterilization temperature is 60 ℃ to 180 ℃ among the step b, and internal pressure is 0.1mpa to 0.5mpa; The equipment pan feeding bore that uses has the filter gas port and the waste gas recovering device that can make the moisture evaporative emissions and possesses condensate drain greater than 150mm.
4, changing food waste into resources ecological circulation as claimed in claim 1 aquaculture utilizes new method, it is characterized in that: among the step f, the aquatic products seedling breed heat-exchanging chamber that blast pipe enters setting is set, utilizes heat energy from waste gas to make two heat-exchanging chamber temperature reach 28 ℃～50 ℃ respectively; Utilize its heat energy mode to absorb heat and make progressively condensation of waste gas, remove exhaust emission and provide heat energy for cultivating the breed of aquatic products seedling simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2006101164771A CN1923385A (en) | 2006-09-25 | 2006-09-25 | Novel application method of kitchen refuse as resource for ecological cycle aquaculture |
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| CNA2006101164771A CN1923385A (en) | 2006-09-25 | 2006-09-25 | Novel application method of kitchen refuse as resource for ecological cycle aquaculture |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101130194B (en) * | 2007-09-14 | 2010-04-14 | 苏州市洁净废植物油回收有限公司 | Method for comprehensive processing garbage of food and recycling to use |
| CN101850349A (en) * | 2010-04-29 | 2010-10-06 | 云南天兰环保科技开发有限公司 | Processing method of changing food waste into resources |
| CN102086461A (en) * | 2009-12-02 | 2011-06-08 | 青岛天人环境股份有限公司 | Method for preparing marsh gas by centralized processing of kitchen waste |
| CN101268803B (en) * | 2007-03-19 | 2011-09-07 | 宁波开诚生态技术有限公司 | Processing method for castoff of food and drink |
| CN102950144A (en) * | 2012-12-13 | 2013-03-06 | 钱盘生 | Method for treating kitchen waste |
| CN103272828A (en) * | 2013-05-28 | 2013-09-04 | 都市高科（北京）环境科技有限公司 | Pretreatment method for kitchen waste |
| CN107772192A (en) * | 2016-08-26 | 2018-03-09 | 刘和平 | A kind of kitchen garbage feed hi-temp hi-effective sterilization |
| CN108253506A (en) * | 2018-01-04 | 2018-07-06 | 河北绿源地热能开发有限公司 | A kind of new energy integrated system based on operational research theory |
| CN111018246A (en) * | 2019-12-15 | 2020-04-17 | 天津长芦汉沽盐场有限责任公司 | Condensate water treatment method for vacuum salt production industry for aquaculture |
-
2006
- 2006-09-25 CN CNA2006101164771A patent/CN1923385A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101268803B (en) * | 2007-03-19 | 2011-09-07 | 宁波开诚生态技术有限公司 | Processing method for castoff of food and drink |
| CN101130194B (en) * | 2007-09-14 | 2010-04-14 | 苏州市洁净废植物油回收有限公司 | Method for comprehensive processing garbage of food and recycling to use |
| CN102086461A (en) * | 2009-12-02 | 2011-06-08 | 青岛天人环境股份有限公司 | Method for preparing marsh gas by centralized processing of kitchen waste |
| CN101850349A (en) * | 2010-04-29 | 2010-10-06 | 云南天兰环保科技开发有限公司 | Processing method of changing food waste into resources |
| CN102950144A (en) * | 2012-12-13 | 2013-03-06 | 钱盘生 | Method for treating kitchen waste |
| CN103272828A (en) * | 2013-05-28 | 2013-09-04 | 都市高科（北京）环境科技有限公司 | Pretreatment method for kitchen waste |
| CN103272828B (en) * | 2013-05-28 | 2016-03-16 | 都市高科（北京）环境科技有限公司 | A kind of preprocess method of changing food waste |
| CN107772192A (en) * | 2016-08-26 | 2018-03-09 | 刘和平 | A kind of kitchen garbage feed hi-temp hi-effective sterilization |
| CN108253506A (en) * | 2018-01-04 | 2018-07-06 | 河北绿源地热能开发有限公司 | A kind of new energy integrated system based on operational research theory |
| CN111018246A (en) * | 2019-12-15 | 2020-04-17 | 天津长芦汉沽盐场有限责任公司 | Condensate water treatment method for vacuum salt production industry for aquaculture |
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