CN113209891A - Liquid fertilizer production process and production system - Google Patents
Liquid fertilizer production process and production system Download PDFInfo
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- CN113209891A CN113209891A CN202110500184.8A CN202110500184A CN113209891A CN 113209891 A CN113209891 A CN 113209891A CN 202110500184 A CN202110500184 A CN 202110500184A CN 113209891 A CN113209891 A CN 113209891A
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- raw material
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- liquid
- delivery pump
- primary stirring
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- 239000007788 liquid Substances 0.000 title claims abstract description 101
- 239000003337 fertilizer Substances 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000003756 stirring Methods 0.000 claims abstract description 105
- 239000002994 raw material Substances 0.000 claims abstract description 92
- 239000000463 material Substances 0.000 claims abstract description 44
- 238000003860 storage Methods 0.000 claims abstract description 44
- 238000004945 emulsification Methods 0.000 claims abstract description 41
- 239000007787 solid Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 27
- 238000000265 homogenisation Methods 0.000 claims abstract description 18
- 230000001804 emulsifying effect Effects 0.000 claims abstract description 6
- 230000008569 process Effects 0.000 claims description 17
- 238000002156 mixing Methods 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 6
- 239000000618 nitrogen fertilizer Substances 0.000 claims description 4
- 150000001413 amino acids Chemical class 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000011344 liquid material Substances 0.000 claims description 3
- 238000002425 crystallisation Methods 0.000 abstract description 6
- 230000008025 crystallization Effects 0.000 abstract description 6
- 238000001556 precipitation Methods 0.000 abstract description 6
- 239000000725 suspension Substances 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 235000015816 nutrient absorption Nutrition 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000004720 fertilization Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/714—Feed mechanisms for feeding predetermined amounts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
-
- 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
- C05G5/27—Dispersions, e.g. suspensions or emulsions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F2035/98—Cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/32—Mixing fertiliser ingredients
Abstract
The invention relates to a liquid fertilizer production process and a production system. The production process comprises a first liquid raw material adding procedure, a second liquid raw material adding procedure, a core small material adding procedure, a solid raw material adding procedure, an emulsifying and homogenizing procedure and a secondary stirring procedure. The production system comprises a first liquid raw material storage tank, a second liquid raw material storage tank, a primary stirring kettle, a secondary stirring kettle, a pulverizer, a lifter, an emulsification homogenizer, a product storage tank, a first delivery pump, a second delivery pump, a third delivery pump and a fourth delivery pump. According to the invention, after materials are mixed, emulsification and homogenization operation are carried out, so that the granularity of the materials is small, the nutrient absorption rate of crops is greatly improved, and the suspension stability of the product is good and the problems of layering, crystallization and precipitation cannot be caused due to the action of the homogenized raw materials and the core small materials.
Description
Technical Field
The invention relates to the field of liquid fertilizer production, in particular to a liquid fertilizer production process and a liquid fertilizer production system.
Background
The liquid fertilizer is the first choice fertilizer for the water and fertilizer integrated equipment to fertilize because of the advantages of instant dissolution, no need of stirring, dissolution and uniformity, and is very suitable for automatic fertilization. In countries where irrigation techniques and automated fertilization are widespread, liquid fertilizers are widely used. Compared with solid fertilizers, the liquid fertilizer has obvious advantages in the aspects of production and application, but because the production of the liquid fertilizer in China is started and popularized later, the liquid fertilizer produced by adopting a conventional stirring and mixing mode generally has the problems of layering, crystallization and precipitation caused by a simple mixing process at normal temperature, the storage and application of the liquid fertilizer product are easy to generate rapidly, certain difficulty is brought to the use of a user, and the absorption effect of crops on the liquid fertilizer is also influenced.
Disclosure of Invention
In order to solve the technical problems of crystallization, precipitation and layering of the liquid fertilizer caused by a simple mixing process, the invention provides a novel liquid fertilizer production process, which not only solves the problems of layering and poor suspension of the liquid fertilizer on a product, but also can interfere and delay the crystallization and precipitation problems caused by temperature change.
The invention is realized by the following technical scheme:
a liquid fertilizer production process comprises the following steps:
(1) a first liquid material addition step: opening a valve of a first liquid raw material storage tank, starting a first delivery pump, delivering a first liquid raw material into a primary stirring kettle by using the first delivery pump, and metering and displaying through a weighing sensor of the primary stirring kettle to finish the filling of the first liquid raw material;
(2) a second liquid raw material adding process: opening a valve of a second liquid raw material storage tank, starting a second delivery pump, delivering a second liquid raw material into the primary stirring kettle by using the second delivery pump, and metering and displaying through a weighing sensor of the primary stirring kettle to finish the filling of the second liquid raw material;
(3) a core small material adding process: starting the primary stirring kettle, and putting the core small materials into the primary stirring kettle for stirring so as to mix and dissolve the materials in the primary stirring kettle;
(4) a solid raw material adding process: firstly, putting a solid raw material into a pulverizer, and then putting the pulverized solid raw material into the primary stirring kettle for stirring so as to mix and dissolve the materials in the primary stirring kettle;
(5) and (3) emulsification and homogenization: starting a third conveying pump, and conveying the materials in the primary stirring kettle into an emulsification homogenizer by using the third conveying pump for emulsification and homogenization;
(6) a secondary stirring procedure: and (3) feeding the materials subjected to the emulsification and homogenization operation into a secondary stirring kettle for secondary stirring, and feeding the finished product into a product storage tank through a fourth delivery pump after stirring.
Optionally, in the solid raw material adding step, the adding amount of the solid raw material does not exceed ten tons per hour.
Optionally, in the step of adding the solid raw materials, the time for mixing and dissolving the materials in the primary stirring kettle is not less than twenty minutes.
Optionally, in the emulsification and homogenization process, the time for emulsifying and homogenizing the material in the emulsification and homogenization machine is not less than thirty minutes.
Optionally, the first liquid raw material is amino acid tail liquid, the second liquid raw material is a liquid nitrogen fertilizer, and the core small material is an anti-settling agent.
The invention also provides a liquid fertilizer production system, which comprises a first liquid raw material storage tank, a second liquid raw material storage tank, a primary stirring kettle, a secondary stirring kettle, a crusher, a lifter, an emulsification homogenizer, a product storage tank, a first delivery pump, a second delivery pump, a third delivery pump and a fourth delivery pump;
the first liquid raw material storage tank is communicated with the primary stirring kettle through the first conveying pump, the second liquid raw material storage tank is communicated with the primary stirring kettle through the second conveying pump, the discharge port of the pulverizer is communicated with the material bin of the elevator, the discharge port of the elevator is communicated with the primary stirring kettle, the discharge port of the primary stirring kettle is communicated with the feeding port of the emulsification homogenizer through the third conveying pump, the discharge port of the emulsification homogenizer is communicated with the secondary stirring kettle, and the discharge port of the secondary stirring kettle is communicated with the product storage tank through the fourth conveying pump.
Optionally, the number of the primary stirring kettles is two, and the discharge port of the elevator is communicated with the two primary stirring kettles through a discharging three-way valve.
Optionally, a filter is connected between the third delivery pump and the emulsification homogenizer.
According to the invention, after materials are mixed, emulsification and homogenization are carried out, so that the granularity of the materials is small, the nutrient absorption rate of crops is greatly improved, and the suspension stability of the product is good and the problems of layering, crystallization and precipitation cannot be caused due to the action of the homogenized raw materials and the core small materials.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic flow chart of a liquid fertilizer production process provided by an embodiment of the invention;
fig. 2 is a schematic structural diagram of a liquid fertilizer production system according to an embodiment of the present invention;
fig. 3 is a schematic partial structure diagram of a liquid fertilizer production system according to an embodiment of the present invention.
Icon: 1-a first liquid feedstock storage tank; 2. 3-a first delivery pump; 4. 7-a second liquid feedstock storage tank; 5. 6, 8, 9-second delivery pump; 10-a hoisting machine; 11. 16-primary stirring kettle; 12. 17-a secondary stirred tank; 13. 18-emulsifying homogenizer; 14. 19-a fourth delivery pump; 15-a pulverizer; 20-cooling the circulating water container; 21. 22-product storage tank; 23. 24-a fifth delivery pump; 25-a filter; 26-a storage bin; 27-a blanking three-way valve; 28-equipment frame work platform; 29-kettle bottom control valve; 30-third delivery pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when products of the application are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, in one aspect, the present invention provides a liquid fertilizer production process, which comprises the following steps:
(1) a first liquid material addition step: the valve of the first liquid raw material storage tank is opened, the first delivery pump is started, the first liquid raw material is delivered to the primary stirring kettle by the first delivery pump, and the first liquid raw material is metered and displayed by the weighing sensor of the primary stirring kettle to be filled.
(2) A second liquid raw material adding process: and opening a valve of the second liquid raw material storage tank, starting a second delivery pump, conveying the second liquid raw material to a primary stirring kettle by using the second delivery pump, and metering and displaying through a weighing sensor of the primary stirring kettle to finish the filling of the second liquid raw material.
(3) A core small material adding process: the core small materials of the quantitative production package are delivered out of the warehouse, transferred to a stirring kettle feeding platform, received a long-period feeding instruction, the stirring kettle is opened once, the core small materials are uniformly fed, the stirring time is set after the feeding is completed, and a measurer issues a solid raw material feeding instruction after the time is up. The first stirring kettle is started to prevent solid and powder raw materials from being bonded into a mass, so that the conveying of the materials is influenced and a conveying pipeline is blocked.
(4) A solid raw material adding process: firstly, putting the solid raw material into a pulverizer, and then putting the pulverized solid raw material into a primary stirring kettle for stirring so as to mix and dissolve the materials in the primary stirring kettle. The purpose of adding the solid raw materials after adding the liquid raw materials is to prevent the solid or powder raw materials from being bonded and accumulated at the bottom of the primary stirring kettle.
(5) And (3) emulsification and homogenization: and starting the third delivery pump, and delivering the materials in the primary stirring kettle into an emulsification homogenizer by using the third delivery pump for emulsification and homogenization.
(6) A secondary stirring procedure: and (3) feeding the materials subjected to the emulsification and homogenization operation into a secondary stirring kettle for secondary stirring, and feeding the finished product into a product storage tank through a fourth delivery pump after stirring.
Furthermore, the first liquid raw material is amino acid tail liquid, the second liquid raw material is a liquid nitrogen fertilizer, and the core small material is an anti-settling agent. The solid feedstock may be a macroelement fertilizer, such as a nitrogenous fertilizer, a phosphatic fertilizer, a potash fertilizer, or the like; or medium trace element fertilizer, such as calcium fertilizer, magnesium fertilizer, sulfur fertilizer, boron fertilizer, copper fertilizer, iron fertilizer, zinc fertilizer, etc.
As shown in fig. 2 and fig. 3, in another aspect, the present invention provides a liquid fertilizer production system, which includes a first liquid raw material storage tank 1, a second liquid raw material storage tank 4, a second liquid raw material storage tank 7, a primary stirring tank 11, a primary stirring tank 16, a secondary stirring tank 12, a secondary stirring tank 17, a crusher 15, an elevator 10, an emulsification homogenizer 13, an emulsification homogenizer 18, a product storage tank 21, a product storage tank 22, a first delivery pump 2, a first delivery pump 3, a second delivery pump 5, a second delivery pump 6, a second delivery pump 8, a second delivery pump 9, a third delivery pump 30, a fourth delivery pump 14, and a fourth delivery pump 19.
The first liquid raw material tank 1 is communicated with the primary stirred tanks 11 and 16 by the first transfer pump 2 or 3. The second liquid raw material tank 4 is communicated with the primary stirred tanks 11 and 16 by the second transfer pump 5 or 6. The second liquid raw material tank 7 is communicated with the primary stirred tanks 11 and 16 by the second transfer pump 8 or 9. The discharge port of the pulverizer 15 is communicated with a bin 26 of the elevator 10, and the discharge port of the elevator 10 is communicated with the primary stirred tanks 11 and 16. The discharge port of the primary stirring kettle 11 is communicated with the feeding port of the emulsification homogenizer 13 through a third delivery pump 24. The discharge port of the primary stirring kettle 16 is communicated with the feed port of the emulsification homogenizer 18 through a third delivery pump. The discharge hole of the emulsifying homogenizer 13 is communicated with the secondary stirring kettle 12. The discharge hole of the emulsifying homogenizer 18 is communicated with the secondary stirring kettle 17. The discharge port of the secondary stirring tank 12 is communicated with product storage tanks 21 and 22 through a fourth transfer pump 14. The discharge port of the secondary stirring tank 17 is communicated with product storage tanks 21 and 22 through a fourth transfer pump 19.
In the production process of the liquid fertilizer, the raw materials are in a solid state and a liquid state, and the product is in a liquid state. The first liquid raw material and the second liquid raw material are sequentially pumped out of the storage tank and fed into the primary stirring kettles 11 and 16 according to the requirements of the product formula, the raw material filling interval time is determined by setting parameters, measuring the raw material proportion and setting time parameters, and the core small materials are added. Solid raw materials are poured according to an operation instruction, are lifted to the upper part of an operation platform by a lifter 10 through a crusher 15, enter primary stirring kettles 11 and 16 through pipelines, are fully mixed and dissolved, are pressurized by a conveying pump and are conveyed into emulsification homogenizers 13 and 18 for emulsification and homogenization, product materials are stirred, mixed and homogenized for the second time, and finished products are conveyed into product storage tanks 21 and 22 through pipelines by the conveying pump.
According to the invention, after materials are mixed, emulsification and homogenization are carried out, so that the granularity of the materials is small, the nutrient absorption rate of crops is greatly improved, and the suspension stability of the product is good and the problems of layering, crystallization and precipitation cannot be caused due to the action of the homogenized raw materials and the core small materials.
In the liquid fertilizer production process, the production operation is carried out according to the product formula sequence, the liquid raw materials and the solid raw materials have specific adding requirements, the liquid raw materials are added firstly, and then the solid raw materials are added, the adding amount of the solid raw materials cannot exceed ten tons per hour, the mixing time cannot be less than twenty minutes, and the emulsifying and homogenizing operation cannot be less than thirty minutes.
In the liquid fertilizer production system, two primary stirring kettles are arranged, and the discharge port of the elevator 10 is communicated with the primary stirring kettle 11 and the primary stirring kettle 16 through a discharging three-way valve. In the solid raw material feeding process, the solid raw materials are respectively transported to two feeding positions by a forklift for standby, the feeding position receives a signal to start feeding, the solid raw materials are firstly fed into a crusher platform, the crushed raw materials enter a stock bin 26 of a lifter 10 through a flow pipe, and the raw materials enter a primary stirring kettle 11 and a primary stirring kettle 16 through the lifter 10. The discharge port of the hoister 10 is provided with a blanking three-way valve 27, two branch flow pipes respectively enter two primary stirring kettles 11 and 16, the stirring time is set, the emulsification homogenizers 13 and 18 are started after the time is up, an operator controls the opening of the valve, the third conveying pump 30 is started, materials enter the secondary stirring kettles 12 and 17 for full mixing through emulsification and homogenization operation, the valve is controlled to be opened after the set time is up, the fourth conveying pumps 14 and 19 are started, and products are conveyed to the product storage tanks 21 and 22. The two primary stirred tanks 11 and 16 are sequentially subjected to the charging operation.
In one embodiment, the upper portion of the discharging three-way valve 27 is square and is connected to the discharge port of the elevator 10. The feeding three-way valve 27 may be a flap valve, and may be set as a manual three-way valve or a pneumatic or electromagnetic valve according to control.
Further, in the liquid fertilizer production system of the present invention, two first delivery pumps are provided, and the first delivery pump 2 and the first delivery pump 3 are standby for each other. The first liquid raw material is sent to the primary stirred tank 11 or the primary stirred tank 16 through a pipeline. Two second liquid raw material storage tanks are provided, and the second liquid raw material is pumped out from the second liquid raw material storage tank 4 or the second liquid raw material storage tank 7. The second transfer pump 5 and the second transfer pump 6 are on standby from each other, and the second transfer pump 8 and the second transfer pump 9 are on standby from each other. The first liquid raw material is sent into the primary stirring kettle 11 or the primary stirring kettle 16 through a pipeline, and the adding amount is measured and controlled by a weighing sensor. Solid raw materials are fed into a crusher 15, and powder materials are lifted into a primary stirring kettle 11 or a primary stirring kettle 16 by a lifter 10. The core small materials are added into a primary stirring kettle 11 or a primary stirring kettle 16 on an operation platform, the mixed materials are processed by an emulsification homogenizer 13 or an emulsification homogenizer 18 and are sent into a secondary stirring kettle 12 or a secondary stirring kettle 17, products are sent to a product storage tank 21 or a product storage tank 22 through pipelines by a fourth conveying pump 14 or a fourth conveying pump 19, and loading or packaging of finished products is finished by a fifth conveying pump 23 or a fifth conveying pump 24. The emulsification homogenizer 13 and the emulsification homogenizer 18 use a cooling circulation water vessel 20.
Preferably, as shown in fig. 3, a filter 25 is connected between the third transfer pump 24 and the emulsification homogenizer 13.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A liquid fertilizer production process is characterized by comprising the following steps:
(1) a first liquid material addition step: opening a valve of a first liquid raw material storage tank, starting a first delivery pump, delivering a first liquid raw material into a primary stirring kettle by using the first delivery pump, and metering and displaying through a weighing sensor of the primary stirring kettle to finish the filling of the first liquid raw material;
(2) a second liquid raw material adding process: opening a valve of a second liquid raw material storage tank, starting a second delivery pump, delivering a second liquid raw material into the primary stirring kettle by using the second delivery pump, and metering and displaying through a weighing sensor of the primary stirring kettle to finish the filling of the second liquid raw material;
(3) a core small material adding process: starting the primary stirring kettle, and putting the core small materials into the primary stirring kettle for stirring so as to mix and dissolve the materials in the primary stirring kettle;
(4) a solid raw material adding process: firstly, putting a solid raw material into a pulverizer, and then putting the pulverized solid raw material into the primary stirring kettle for stirring so as to mix and dissolve the materials in the primary stirring kettle;
(5) and (3) emulsification and homogenization: starting a third conveying pump, and conveying the materials in the primary stirring kettle into an emulsification homogenizer by using the third conveying pump for emulsification and homogenization;
(6) a secondary stirring procedure: and (3) feeding the materials subjected to the emulsification and homogenization operation into a secondary stirring kettle for secondary stirring, and feeding the finished product into a product storage tank through a fourth delivery pump after stirring.
2. The process for producing a liquid fertilizer as claimed in claim 1, wherein in the step of adding the solid raw material, the amount of the solid raw material added is not more than ten tons per hour.
3. The liquid fertilizer production process according to claim 1, wherein in the solid raw material adding process, the time for mixing and dissolving the materials in the primary stirring kettle is not less than twenty minutes.
4. The process for producing a liquid fertilizer as claimed in claim 1, wherein in the emulsification and homogenization process, the time for emulsifying and homogenizing the material in the emulsification and homogenization machine is not less than thirty minutes.
5. The liquid fertilizer production process of claim 1, wherein the first liquid raw material is an amino acid tail liquid, the second liquid raw material is a liquid nitrogen fertilizer, and the core small material is an anti-settling agent.
6. A liquid fertilizer production system is characterized by comprising a first liquid raw material storage tank, a second liquid raw material storage tank, a primary stirring kettle, a secondary stirring kettle, a crusher, a lifter, an emulsification homogenizer, a product storage tank, a first delivery pump, a second delivery pump, a third delivery pump and a fourth delivery pump;
the first liquid raw material storage tank is communicated with the primary stirring kettle through the first conveying pump, the second liquid raw material storage tank is communicated with the primary stirring kettle through the second conveying pump, the discharge port of the pulverizer is communicated with the material bin of the elevator, the discharge port of the elevator is communicated with the primary stirring kettle, the discharge port of the primary stirring kettle is communicated with the feeding port of the emulsification homogenizer through the third conveying pump, the discharge port of the emulsification homogenizer is communicated with the secondary stirring kettle, and the discharge port of the secondary stirring kettle is communicated with the product storage tank through the fourth conveying pump.
7. The liquid fertilizer production system of claim 6, wherein there are two primary stirring kettles, and the discharge port of the elevator is communicated with the two primary stirring kettles through a discharge three-way valve.
8. The liquid fertilizer production system of claim 6, wherein a filter is connected between the third delivery pump and the emulsification homogenizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110500184.8A CN113209891A (en) | 2021-05-08 | 2021-05-08 | Liquid fertilizer production process and production system |
Applications Claiming Priority (1)
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