CN108585965A - A kind of low solid holdup organic liquid waste fertilizer producing system and method - Google Patents
A kind of low solid holdup organic liquid waste fertilizer producing system and method Download PDFInfo
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- CN108585965A CN108585965A CN201810781305.9A CN201810781305A CN108585965A CN 108585965 A CN108585965 A CN 108585965A CN 201810781305 A CN201810781305 A CN 201810781305A CN 108585965 A CN108585965 A CN 108585965A
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- liquid waste
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- 239000007787 solid Substances 0.000 title claims abstract description 88
- 239000003337 fertilizer Substances 0.000 title claims abstract description 69
- 239000010808 liquid waste Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 87
- 238000004062 sedimentation Methods 0.000 claims abstract description 49
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 230000003301 hydrolyzing effect Effects 0.000 claims abstract description 35
- 238000000926 separation method Methods 0.000 claims abstract description 29
- 239000012528 membrane Substances 0.000 claims abstract description 23
- 239000010815 organic waste Substances 0.000 claims abstract description 15
- 230000007062 hydrolysis Effects 0.000 claims abstract description 13
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 13
- 238000001556 precipitation Methods 0.000 claims abstract description 9
- 239000012265 solid product Substances 0.000 claims abstract description 9
- 239000000413 hydrolysate Substances 0.000 claims abstract description 8
- 239000012263 liquid product Substances 0.000 claims abstract description 6
- 239000000047 product Substances 0.000 claims description 24
- 239000003895 organic fertilizer Substances 0.000 claims description 22
- 239000000126 substance Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 9
- 230000000996 additive effect Effects 0.000 claims description 9
- 210000003608 fece Anatomy 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 7
- 238000000748 compression moulding Methods 0.000 claims description 6
- 244000144972 livestock Species 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 6
- 244000144977 poultry Species 0.000 claims description 6
- 108010009736 Protein Hydrolysates Proteins 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- 239000011591 potassium Substances 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- 241000826860 Trapezium Species 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 239000003375 plant hormone Substances 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 claims description 3
- 238000012797 qualification Methods 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 238000010129 solution processing Methods 0.000 claims description 3
- 238000004659 sterilization and disinfection Methods 0.000 claims description 3
- 235000013619 trace mineral Nutrition 0.000 claims description 3
- 239000011573 trace mineral Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 239000003607 modifier Substances 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 238000006731 degradation reaction Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 210000000038 chest Anatomy 0.000 description 9
- 239000010871 livestock manure Substances 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- -1 germ Substances 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/06—Apparatus for the manufacture
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Abstract
The invention discloses a kind of low solid holdup organic liquid waste fertilizer producing system and methods, for 3 ~ 5% organic liquid waste of solid holdup concentration system fertilizer.System includes sedimentation basin, membrane separation reactor, hydrolytic reaction pot, solid fertilizer producing device and Liquid Fertilizer producing device etc..Sedimentation basin is divided into several settling zones, and the first settling zone bottom is double V slots, and clear liquid elevator pump promotes clarified solution to membrane separation reactor from final stage settling zone.The first settling zone of sedimentation basin bottom, membrane separation reactor are connected to hydrolytic reaction pot respectively.Hydrolytic reaction pot is promoted by dump chest discharging and by mechanical lifting band to squeezer connection；Squeezer is connected with solid fertilizer producing device and Liquid Fertilizer producing device respectively.Low solid holdup organic liquid waste is made solid holdup improve by the present invention by precipitation and UF membrane, again by high temperature and high pressure hydrolysis further by hydrolysate degradation, to be separated into solid product and liquid product system of ferment respectively fertile, adequately achieve the recycling of organic waste.
Description
Technical field
The present invention relates to a kind of low solid holdup organic liquid waste fertilizer producing system and methods, are only for solid holdups such as feces of livestock and poultry
3% ~ 5% organic liquid waste prepares liquid organic fertilizer and solid organic fertilizer simultaneously, belongs to solid waste resource recovery and utilizes field.
Background technology
With the development of rural culture industry, Rural Water, gas, soil pollution caused by cultivating excrement also attract attention, without having
Effect processing can cause the noxious materials such as germ, hormone, antibiotic to enter soil, water body by way of animal manures application
In, food chain can be also entered while threat environment structure deep layer and constitutes food-safety problem.However fowl and animal excrement is aqueous
Rate is significantly larger than its solid holdup so that it is also unsuitable for remotely conveying not only bad for burning disposal.
Invention content
The solid holdups such as feces of livestock and poultry are used to concentrate preparation for 3 ~ 5% organic liquid waste the purpose of the present invention is to provide a kind of
The system and method for liquid organic fertilizer and solid organic fertilizer.
The present invention is achieved through the following technical solutions：
A kind of low solid holdup organic liquid waste fertilizer producing system, the system can be used in the organic liquid waste concentration system that solid holdup is 3 ~ 5%
Fertilizer, the system comprises sedimentation basin, clear liquid elevator pump, membrane separation reactor, hydrolytic reaction pot, dump chest, squeezer, solid fertilizers
Producing device and Liquid Fertilizer producing device；The sedimentation basin is separated into several settling zones by partition board, between adjacent settling zone
Partition board be equipped with overflow port, the first settling zone bottom be the double V slots being superimposed up and down, be provided in final stage settling zone clear liquid promoted
Pipeline；The clear liquid elevator pump is connected to by clear liquid lift line between the sedimentation basin and the membrane separation reactor, clearly
Liquid lift line entrance is arranged in sedimentation basin final stage settling zone；The first settling zone of sedimentation basin bottom is equipped with connecting line
It is connected to hydrolytic reaction pot top；The membrane separation reactor is equipped at the top of pipeline and the hydrolytic reaction pot and is connected to；Institute
It states hydrolytic reaction pot bottom with dump chest to be connected, mechanical lifting band is provided in the dump chest and is connect with the squeezer；Institute
Squeezer is stated respectively to be connected with the solid fertilizer producing device and Liquid Fertilizer producing device.
In above-mentioned technical proposal, the squeezer setting is multistage, and the multiple-stage press staged is arranged in series；The head
Grade squeezer and the mechanical lifting band connection, it is described to be connected with the Liquid Fertilizer producing device per level-one squeezer；It is described
Final stage squeezer is connected with the solid fertilizer producing device.
In above-mentioned technical proposal, the solid fertilizer producing device includes the stirring pool, molding machine and dryer being sequentially connected.
In above-mentioned technical proposal, the Liquid Fertilizer producing device include the wet tank being sequentially connected, liquid collecting delivery pump and
Quenched pond.
In above-mentioned technical proposal, the liquid collecting delivery pump is provided with the first strainer with the wet tank, and/or, it is described
It is provided with the second strainer between liquid collecting delivery pump and the quenched pond.
In above-mentioned technical proposal, be provided on the clear liquid lift line between the clear liquid elevator pump and the sedimentation basin to
A few filter screen.
In above-mentioned technical proposal, the sedimentation basin bottom is tilted from final stage settling zone to the first settling zone；The sedimentation basin
The cross section of each settling zone is trapezoidal, and the sedimentation basin trapezium base is equipped between final stage settling zone and the first settling zone
Mobile scraper plate；Double V trench bottoms are provided with blender.
In above-mentioned technical proposal, the system also includes heat-conducting oil furnaces；It is passed through and leads equipped with inside in the hydrolytic reaction pot
The heating tube of deep fat, the heating tube are connected with the heat-conducting oil furnace, and by oil circulating pump make heating tube and heat-conducting oil furnace it
Between formed conduction oil cycle.
In above-mentioned technical proposal, the double V trench bottoms in the first settling zone of the sedimentation basin are anti-by connecting line and the hydrolysis
Kettle top portion is answered to be connected to, the connecting line is pumped equipped with slurries.
A kind of low solid holdup organic liquid waste fertilizer manufacture, the method includes：
Sedimentation basin precipitation is separated by solid-liquid separation；The low solid holdup organic liquid waste that tank car delivers is lifted into the first precipitation of sedimentation basin
Area, the solid organic waste substances in organic liquid waste precipitate in the first settling zone；With increasing for organic liquid waste, organic liquid waste clarification
Liquid enters latter settling zone by the overflow port on partition board, and the solid organic waste substances contained in organic liquid waste clarified solution were being stood
Continue to be deposited to sedimentation basin bottom in journey；The solid organic waste substances of precipitation are collected into the first settling zone under the striking off of scraper plate
In double V slots；
Clarified solution processing：By clear liquid elevator pump out of sedimentation basin final stage settling zone by clarified solution promoted to membrane separation reactor into
Row concentration and separation；The concentrate that membrane separation reactor separates is transported in hydrolytic reaction pot, and the clarified solution after separation is made
For Treated sewage reusing；
Solid organic waste substances hydrolyze：So that blender is slowly rotated, makes the solid for being deposited in the double V slots in the first settling zone of sedimentation basin bottom
Debirs are promoted by slurries pump into hydrolytic reaction pot, with the concentration for delivering into hydrolytic reaction pot from membrane separation reactor
Liquid together, hydrolysis occurs in high temperature and high pressure environment and generates hydrolysate, and makes hydrolysate sterilization；
After hydrolysis, it is discharged into dump chest from hydrolytic reaction pot by hydrolysate, it will under the promotion of mechanical lifting band
Hydrolysate is transported to squeezer and is separated by solid-liquid separation；
Liquid Fertilizer makes：The liquid product that squeezer is separated is sent into wet tank, is then conveyed and is pumped by liquid collecting
Appropriate additive is added toward quenched pond and in quenched pond product liquid is carried out quenched product liquid to be made to reach liquid organic fertilizer
The technical indicator of material；
Solid fertilizer makes：The solid residue that squeezer is separated is sent into stirring pool, and it is quenched to add quenched element progress product
And be uniformly mixed, so that solid product is tentatively reached the requirement of organic fertilizer.
In above-mentioned technical proposal, the method further includes：
By in quenched pond it is quenched reach liquid organic fertilizer produce standard fluid product carry out packing of weighing, become canned liquid
Body organic fertilizer.
In above-mentioned technical proposal, the method further includes：
It will be sent into molding machine compression moulding by quenched mixed solid product in stirring pool, and become pie, bulk or granular；
After compression moulding product feeding dryer is made it dry qualification, packing of being weighed becomes solid organic fertilizer production
Product.
In above-mentioned technical proposal, the solid product adds inanimate matter in molding machine and carries out product modifier treatment.
In above-mentioned technical proposal, the low solid holdup organic liquid waste includes feces of livestock and poultry, and solid holdup is 3 ~ 5%.
In above-mentioned technical proposal, the pressure in the hydrolytic reaction pot is 1.2 ~ 2.5MPa.
In above-mentioned technical proposal, the additive or quenched element include nitrogen, phosphorus, potassium, trace element it is one or more；
The additive further includes plant hormone.
The present invention has the following advantages and beneficial effects：The low solid holdup organic liquid waste such as feces of livestock and poultry is passed through into precipitation and film
Separation makes solid holdup improve, then achievees the purpose that sterilizing and degradation simultaneously by high temperature and high pressure hydrolysis, this greatly reduces
Thermal energy consumption, and further by hydrolysate be separated into solid product and liquid product respectively ferment system fertilizer, adequately achieved
The recycling of machine waste.
Description of the drawings
Fig. 1 is a kind of low solid holdup organic liquid waste fertilizer producing system schematic diagram according to the present invention.
Fig. 2 is sedimentation basin cross-sectional structure schematic diagram according to the present invention.
Fig. 3 is organic liquid fertilizer technical indicator according to the present invention.
Fig. 4 is organic fertilizer technical indicator according to the present invention.
In figure：1- tank cars；2- sedimentation basins；3- blenders；4- filter screens；5- clear liquid elevator pumps；6- UF membranes are anti-
Answer device；7- hydrolytic reaction pots；8- heat-conducting oil furnaces；9- dump chests；10- mechanical lifting bands；11- squeezers；12- is stirred
Pond；13- molding machines；14- dryers；15- wet tanks；The first strainers of 16-；17- liquid collecting delivery pumps；18- second is filtered
Net；The quenched ponds 19-；20- slurries pump；21- oil circulating pumps；22- overflow ports；23- scraper plates.
Specific implementation mode
The specific implementation mode and the course of work of the present invention are further described below in conjunction with the accompanying drawings.
The orientation such as upper, lower, left, right, front and rear in present specification term be position relationship based on ... shown in the drawings and
It establishes.Attached drawing is different, then corresponding position relationship is also possible to change therewith, therefore cannot be interpreted as with this to protecting model
The restriction enclosed.
Low solid holdup organic liquid waste fertilizer producing system of the present invention and method, it is intended to utilize the livestock and poultry for only having 3 ~ 5% solid holdups
Excrement（Including cow dung, pig manure, chicken manure）Equal organic liquid wastes produce and provide simultaneously liquid organic fertilizer and solid organic fertilizer.
As shown in Figure 1, a kind of low solid holdup organic liquid waste fertilizer producing system, including sedimentation basin 2, clear liquid elevator pump 5, UF membrane
Reactor 6, hydrolytic reaction pot 7, dump chest 9, squeezer 11, solid fertilizer producing device and Liquid Fertilizer producing device.
Sedimentation basin 2 is separated into several settling zones by partition board, and the partition board between adjacent settling zone is equipped with overflow port 22.
First settling zone can be considered the front end of low solid holdup organic liquid waste fertilizer producing system of the present invention close to 1 dumping ground of tank car.First
Settling zone bottom is the double V slots being superimposed up and down, and double V trench bottoms are provided with blender 3.Clear liquid promotion is provided in final stage settling zone
Pipeline.Clear liquid elevator pump 5 is connected to by clear liquid lift line between sedimentation basin 2 and membrane separation reactor 6.Clear liquid lift line
Entrance is arranged in 2 final stage settling zone of sedimentation basin.2 bottom of sedimentation basin is tilted from final stage settling zone to the first settling zone, sedimentation basin 2
The cross section of each settling zone is trapezoidal（Class V-type）, and 2 trapezium base of sedimentation basin is equipped in final stage settling zone and the first settling zone
Between the scraper plate 23 that moves.
Double V trench bottoms of 2 first settling zone bottom of sedimentation basin are equipped with connecting line and are connected to 7 top of hydrolytic reaction pot.Even
It takes over road and is equipped with slurries pump 20.Membrane separation reactor 6 also is provided with pipeline and is connected to 7 top of hydrolytic reaction pot.Hydrolytic reaction pot 7
Bottom is connected with dump chest 9.Mechanical lifting band 10 is provided in dump chest 9 to connect with squeezer 11.
Squeezer 11 is connected with the solid fertilizer producing device and Liquid Fertilizer producing device respectively.
Multistage is arranged in squeezer 11, and 11 staged of multiple-stage press is arranged in series.Chopped-off head squeezer 11 and mechanical lifting band
10 connections are connected with Liquid Fertilizer producing device per 11 bottom liquid outlet of level-one squeezer.Final stage squeezer 11 and solid fertilizer system
Make device to be connected.
Solid fertilizer producing device includes the stirring pool 12, molding machine 13 and dryer 14 being sequentially connected.
Liquid Fertilizer producing device includes the wet tank 15, liquid collecting delivery pump 17 and quenched pond 19 being sequentially connected.Liquid collecting is defeated
Send pump 17 that wet tank 15 is provided with the first strainer 16, alternatively, being provided with the between liquid collecting delivery pump 17 and quenched pond 19
Two strainers 18.Another technical solution is, before being by direction of flow, the first strainer is just respectively arranged with before and after liquid collecting delivery pump 17
16 and second strainer 18.
It is provided at least one filter screen 4 on clear liquid lift line between clear liquid elevator pump 5 and the sedimentation basin 2.Fig. 1
Shown in one of which embodiment be filter screen 4 be arranged two.
System further includes heat-conducting oil furnace, the heat source as hydrolytic reaction pot 7.Heating tube, heating are equipped in hydrolytic reaction pot 7
Pipe internal working medium is conduction oil.Heating tube is connected with heat-conducting oil furnace 8, and makes heating tube and heat-conducting oil furnace 8 by oil circulating pump 21
Between formed conduction oil cycle.Conduction oil is heated to 300 DEG C or so by heat-conducting oil furnace 8, and conduction oil is in heating tube
Temperature is more than 80 DEG C when to flowing out hydrolytic reaction pot 7 after the material heating in hydrolytic reaction pot 7.
A kind of low solid holdup organic liquid waste fertilizer manufacture, including following process or step.
Sedimentation basin precipitation is separated by solid-liquid separation；The low solid holdup organic liquid waste that tank car 1 delivers is lifted into the first of sedimentation basin 2
Settling zone, the solid organic waste substances in organic liquid waste precipitate in the first settling zone；With increasing for organic liquid waste, organic liquid waste
Clarified solution enters latter settling zone by the overflow port 22 on partition board, and the solid organic waste substances contained in organic liquid waste clarified solution exist
Continue to be deposited to 2 bottom of sedimentation basin during standing；The solid organic waste substances of precipitation are collected under the striking off of scraper plate 23
In double V slots of one settling zone.
Clarified solution processing：It is out of sedimentation basin 2 final stage settling zone that clarified solution promotion is anti-to UF membrane by clear liquid elevator pump 5
Device 6 is answered to be concentrated and separated；The concentrate that membrane separation reactor 6 separates is transported in hydrolytic reaction pot 7, after separation
Clarified solution is as Treated sewage reusing.
Solid organic waste substances hydrolyze：So that blender 3 is slowly rotated, makes to be deposited in the double V slots in 2 first settling zone bottom of sedimentation basin
Solid organic waste substances promoted in hydrolytic reaction pot 7 by slurries pump 20, it is anti-with hydrolysis is delivered into from membrane separation reactor 6
It answers the concentrate of kettle 7 together, hydrolysis occurs in high temperature and high pressure environment and generates hydrolysate, organic matter is degraded and steady
Determine to eliminate the otherness of raw material, and makes hydrolysate sterilization.Pressure in hydrolytic reaction pot 7 is 1.2 ~
2.5MPa。
After hydrolysis, it is discharged into dump chest 9 from hydrolytic reaction pot 7 by hydrolysate, in mechanical lifting band 10
Hydrolysate squeezer 11 is transported under promotion to be separated by solid-liquid separation.To obtain preferable solid-liquid separation effect, squeezer 11
The multistage ladder-type materials'use of design.
Liquid Fertilizer makes：The liquid product that squeezer 11 is separated is sent into wet tank 15, and liquid collecting is then passed through
Delivery pump 17 is sent to quenched pond 19.In transmission process, the first strainer 16 and/or the second strainer 18 are further by liquid product
Suspended matter filtering removal.Appropriate additive is added in quenched pond 19 product liquid is carried out quenched product liquid to be made to reach liquid
The technical indicator of organic fertilizer.According to the composition requirements of target product, such as referred to according to organic liquid fertilizer technology as shown in Figure 3
It is quenched to add additive progress product liquid in the dope in quenched pond 19 for mark.Additive includes nitrogen, phosphorus, potassium, trace element
It is one or more.Meanwhile as particular kind of functional form organic fertilizer, specific work(can also be added in the dope in quenched pond 19
The bacteria agent or plant hormone of energy.Bacteria agent makes dope continue degradation curing, and increases soil as functional product
The quenched fluid product for reaching requirement of profitable strain quantity, which is sent in tanning device, carries out packing of weighing, and the liquid for becoming canned has
Machine fertilizer.
Solid fertilizer makes：The solid residue that squeezer 11 is separated is sent into stirring pool 12, adds quenched element and carries out
Product is quenched and is uniformly mixed, and solid product is made tentatively to reach the requirement of organic fertilizer.Quenched element includes nitrogen, phosphorus, potassium, micro
Element it is one or more.Above-mentioned quenched added according to organic fertilizer index shown in Fig. 4 adjusts.It then, will be in stirring pool 12
Quenched mixed solid product is sent into 13 compression moulding of molding machine, becomes pie, bulk or granular.By compression moulding product
After feeding dryer 14 makes it dry qualification, packing of being weighed becomes SOLID ORGANIC fertilizer product.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (18)
1. a kind of low solid holdup organic liquid waste fertilizer producing system, the system can be used in the organic liquid waste that solid holdup is 3 ~ 5% and concentrate
System fertilizer, which is characterized in that the system comprises sedimentation basins（2）, clear liquid elevator pump（5）, membrane separation reactor（6）, hydrolysis
Kettle（7）, dump chest（9）, squeezer（11）, solid fertilizer producing device and Liquid Fertilizer producing device；The sedimentation basin（2）By every
Plate is separated into several settling zones, and the partition board between adjacent settling zone is equipped with overflow port（22）, the first settling zone bottom is double V
Slot is provided with clear liquid lift line in final stage settling zone；The clear liquid elevator pump（5）It is connected to by clear liquid lift line described
Sedimentation basin（2）With the membrane separation reactor（6）Between, clear liquid lift line entrance is arranged in the sedimentation basin（2）Final stage is heavy
Shallow lake area；The sedimentation basin（2）First settling zone bottom is equipped with connecting line and the hydrolytic reaction pot（7）Top is connected to；It is described
Membrane separation reactor（6）Equipped with pipeline and the hydrolytic reaction pot（7）Top is connected to；The hydrolytic reaction pot（7）Bottom with unload
Material pond（9）It is connected, the dump chest（9）Inside it is provided with mechanical lifting band（10）With the squeezer（11）Connection；The squeezing
Machine（11）It is connected respectively with the solid fertilizer producing device and Liquid Fertilizer producing device.
2. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 1, which is characterized in that the squeezer
（11）Setting is multistage, the multiple-stage press（11）Staged is arranged in series；The chopped-off head squeezer（11）It is carried with the machinery
Band connection is risen, it is described per level-one squeezer（11）It is connected with the Liquid Fertilizer producing device；The final stage squeezer（11）With
The solid fertilizer producing device is connected.
3. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 1 or 2, which is characterized in that the solid
Fertile producing device includes the stirring pool being sequentially connected（12）, molding machine（13）And dryer（14）.
4. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 1 or 2, which is characterized in that the liquid
Fertile producing device includes the wet tank being sequentially connected（15）, liquid collecting delivery pump（17）With quenched pond（19）.
5. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 4, which is characterized in that the liquid collecting conveying
Pump（17）With the wet tank（15）It is provided with the first strainer（16）.
6. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 4, which is characterized in that the liquid collecting conveying
Pump（17）With the quenched pond（19）Between be provided with the second strainer（18）.
7. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 1, which is characterized in that the clear liquid is promoted
Pump（5）With the sedimentation basin（2）Between clear liquid lift line on be provided at least one filter screen（4）.
8. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 1, which is characterized in that the sedimentation basin
（2）Bottom is tilted from final stage settling zone to the first settling zone；The sedimentation basin（2）The cross section of each settling zone is trapezoidal, and
The sedimentation basin（2）Trapezium base is equipped with the scraper plate moved between final stage settling zone and the first settling zone（23）；Double V slots
Bottom is provided with blender（3）.
9. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 1, which is characterized in that the sedimentation basin
（2）The double V trench bottoms in first settling zone pass through connecting line and the hydrolytic reaction pot（7）Top is connected to.
10. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 9, which is characterized in that the connecting tube
Road is equipped with slurries and pumps（20）.
11. a kind of low solid holdup organic liquid waste fertilizer producing system according to claim 1, which is characterized in that the system is also
Including heat-conducting oil furnace（8）；The hydrolytic reaction pot（7）The interior heating tube for being equipped with inside and being passed through conduction oil, the heating tube and institute
State heat-conducting oil furnace（8）It is connected, and passes through oil circulating pump（21）Make heating tube and heat-conducting oil furnace（8）Between form conduction oil and follow
Ring.
12. a kind of low solid holdup organic liquid waste fertilizer manufacture, low solid using one kind as described in any one of claim 1 to 11
The fertilizer producing system of organic liquid waste containing rate, which is characterized in that the method includes：
Sedimentation basin precipitation is separated by solid-liquid separation；By tank car（1）The low solid holdup organic liquid waste of delivery is lifted into sedimentation basin（2）First
Settling zone, the solid organic waste substances in organic liquid waste precipitate in the first settling zone；With increasing for organic liquid waste, organic liquid waste
Clarified solution enters latter settling zone by the overflow port on partition board, and the solid organic waste substances contained in organic liquid waste clarified solution are quiet
Continue to be deposited to sedimentation basin during setting（2）Bottom；The solid organic waste substances of precipitation are in scraper plate（23）Striking off under be collected into
In double V slots of first settling zone；
Clarified solution processing：Pass through clear liquid elevator pump（5）From sedimentation basin（2）It is in final stage settling zone that clarified solution promotion is anti-to UF membrane
Answer device（6）It is concentrated and separated；Membrane separation reactor（6）The concentrate separated is transported to hydrolytic reaction pot（7）In, point
Clarified solution from after is as Treated sewage reusing；
Solid organic waste substances hydrolyze：Make blender（3）Slowly rotation, makes to be deposited in sedimentation basin（2）The double V slots in first settling zone bottom
Solid organic waste substances pumped by slurries（20）Promote hydrolytic reaction pot（7）In, and from membrane separation reactor（6）It delivers into
Hydrolytic reaction pot（7）Concentrate together, in high temperature and high pressure environment occur hydrolysis generate hydrolysate, and make hydrolysis
Product sterilisation sterilizes；
After hydrolysis, from hydrolytic reaction pot（7）Hydrolysate is discharged into dump chest（9）In, in mechanical lifting band（10）
Promotion under hydrolysate is transported to squeezer（11）It is separated by solid-liquid separation；
Liquid Fertilizer makes：By squeezer（11）The liquid product separated is sent into wet tank（15）In, then pass through liquid collecting
Delivery pump（17）It is sent to quenched pond（19）And in quenched pond（19）The middle appropriate additive of addition is quenched to product liquid progress to make liquid
Body product reaches the technical indicator of liquid organic fertilizer；
Solid fertilizer makes：By squeezer（11）The solid residue separated is sent into stirring pool（12）, add quenched element and carry out
Product is quenched and is uniformly mixed, and solid product is made tentatively to reach the requirement of organic fertilizer.
13. a kind of low solid holdup organic liquid waste fertilizer manufacture according to claim 12, which is characterized in that the method is also
Including：
It will be in quenched pond（19）In it is quenched reach liquid organic fertilizer production standard fluid product carry out packing of weighing, become canned
Liquid organic fertilizer.
14. a kind of low solid holdup organic liquid waste fertilizer manufacture according to claim 12, which is characterized in that the method is also
Including：
It will be in stirring pool（12）Interior quenched mixed solid product is sent into molding machine（13）Compression moulding becomes pie, bulk
Or it is granular；
Compression moulding product is sent into dryer（14）After making it dry qualification, packing of being weighed becomes solid organic fertilizer
Product.
15. a kind of low solid holdup organic liquid waste fertilizer manufacture according to claim 14, which is characterized in that the solid-state production
Object is in molding machine（13）Middle addition inanimate matter carries out product modifier treatment.
16. a kind of low solid holdup organic liquid waste fertilizer manufacture according to claim 12, which is characterized in that described low to contain admittedly
Rate organic liquid waste includes feces of livestock and poultry, and solid holdup is 3 ~ 5%.
17. a kind of low solid holdup organic liquid waste fertilizer manufacture according to claim 12, which is characterized in that the hydrolysis is anti-
Answer kettle（7）In pressure be 1.2 ~ 2.5MPa.
18. a kind of low solid holdup organic liquid waste fertilizer manufacture according to claim 12, which is characterized in that the additive
Or quenched element include nitrogen, phosphorus, potassium, trace element it is one or more；The additive further includes plant hormone.
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| CN111003881A (en) * | 2019-11-08 | 2020-04-14 | 深圳市星谷环保科技有限公司 | Method for recycling food waste |
| CN113087550A (en) * | 2021-04-16 | 2021-07-09 | 菏泽学院 | Equipment for preparing plant liquid fertilizer by deep treatment of cow dung and using method thereof |
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| CN108033818A (en) * | 2017-12-13 | 2018-05-15 | 北京环清环境科技有限公司 | A kind of organic fertilizer production method |
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| CN113087550A (en) * | 2021-04-16 | 2021-07-09 | 菏泽学院 | Equipment for preparing plant liquid fertilizer by deep treatment of cow dung and using method thereof |
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