CN111533588A - Organic fertilizer production method and processing equipment - Google Patents
Organic fertilizer production method and processing equipment Download PDFInfo
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- CN111533588A CN111533588A CN202010525679.1A CN202010525679A CN111533588A CN 111533588 A CN111533588 A CN 111533588A CN 202010525679 A CN202010525679 A CN 202010525679A CN 111533588 A CN111533588 A CN 111533588A
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- 239000002689 soil Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 15
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- 239000002699 waste material Substances 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- 230000000813 microbial effect Effects 0.000 claims abstract description 10
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- 239000010815 organic waste Substances 0.000 claims abstract description 6
- 238000005485 electric heating Methods 0.000 claims abstract description 5
- 244000005700 microbiome Species 0.000 claims abstract description 5
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Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F1/00—Fertilisers made from animal corpses, or parts thereof
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a production method and processing equipment of an organic fertilizer, wherein the production method comprises the following steps: s1, preprocessing; s2, stirring and sterilizing at high temperature and high pressure; s3, fermenting; s4, adjusting moisture, pH value and soil conductivity; finally, packaging; mixing livestock and poultry died of diseases with a thermophilic compound microbial agent, adjusting the water content and the carbon-nitrogen ratio of the mixed material, putting the mixture into high-temperature fermentation equipment, raising the temperature of the equipment to over 80 ℃ through electric heating, inactivating harmful microorganisms and pathogens in waste, activating the activity of the thermophilic compound microbial agent, accelerating the degradation of organic matters of the waste and the formation of humus by using the thermophilic microbial group, and producing a stabilized, matured and harmless organic fertilizer product. The technology improves the fertilizer production efficiency of the organic fertilizer, shortens the fermentation period, improves the quality of the organic fertilizer, controls the whole process within 10 hours, greatly improves the fertilizer production efficiency compared with common compost fermentation, and forms an organic waste resource utilization technology with high-temperature sterilization, rapid fermentation, energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of garbage treatment and organic fertilizer production, in particular to a method for producing an organic fertilizer by utilizing livestock and poultry died of diseases and processing equipment.
Background
With the continuous development of animal husbandry in China, the situations of death due to natural disasters, death due to diseases, unknown reasons of death or infection of livestock and poultry can also occur continuously, the treatment of animals died of diseases is standardized, and the technical level of harmless treatment of the animals died of diseases is improved, so that the method becomes a key problem for guaranteeing the healthy development of the animal husbandry and the body health of people.
Therefore, a method for harmlessly treating livestock and poultry died of diseases to prepare an organic fertilizer through fermentation later appears, the method makes full use of remains of the livestock and poultry died of diseases, and meets the treatment requirements of the livestock and poultry died of diseases, but the method is long in fermentation time, needs 2-4 months, has large space requirements, has hidden environmental pollution hazards such as waste water, waste gas and waste residues, is high in labor consumption, needs a large-scale pile turning machine to operate in a closed space with a deodorization device, and is high in cost. The fermentation material needs to be transported to a fermentation field, and the consumption is high. And if the fermentation is insufficient, the hidden troubles of worm eggs, germs and weed seeds exist.
Therefore, the technical personnel in the field are dedicated to develop a production method and processing equipment for harmlessly processing the livestock and poultry died of diseases into organic fertilizer with short processing time and low cost.
Disclosure of Invention
In view of the above defects in the prior art, the invention aims to provide a production method for harmlessly treating livestock and poultry died of diseases into an organic fertilizer with short processing time and low cost.
In order to realize the purpose, the invention provides a method for producing an organic fertilizer, which comprises the following steps:
s1, pretreatment: crushing and cutting the livestock and poultry died of diseases into a plurality of small pieces by adopting a crusher;
s2, stirring and sterilizing at high temperature and high pressure; putting the livestock and poultry died of illness into a high-temperature high-pressure container, adding fermentation auxiliary materials, stirring and uniformly mixing, wherein the weight of the fermentation auxiliary materials is 1-3 times of that of the livestock and poultry died of illness, continuously heating at the high temperature and the high pressure, the heating temperature is 140-170 ℃, the internal pressure of the high-temperature high-pressure container is 1.2-2.0 MPa, and the high-temperature high-pressure stirring and sterilizing time is 1-6 hours;
s3, fermentation: cooling and depressurizing the high-temperature high-pressure container, wherein the depressurization is carried out to normal pressure, the temperature is reduced to 80-100 ℃, and thermophilic compound microorganism flora is added for fermentation for 4-6 hours;
s4, adjusting moisture, pH value and soil conductivity: injecting water into the high-temperature high-pressure container to adjust the water content; adding the fermentation auxiliary materials into the high-temperature high-pressure container to adjust the pH value; and adding fermentation auxiliary materials into the high-temperature high-pressure container to adjust the conductivity of the soil.
The particle size of the small pieces of the livestock and poultry died of diseases is less than or equal to 5 multiplied by 5 cm.
The thermophilic compound microbial community comprises at least two of Brevibacillus borstelensis, Bacillus, Geobacillus, extreme thermophilic bacteria and Saccharomyces cerevisiae.
The fermentation auxiliary materials are one or a combination of a plurality of perishable garbage, sludge, human, animal and poultry manure, agricultural and forestry production waste and organic waste of food processing industry.
The invention also provides processing equipment for producing the organic fertilizer by adopting the organic fertilizer production method, which comprises a high-pressure tank body and a stirring shaft arranged in the high-pressure tank body, wherein the stirring shaft is connected with a power device, the high-pressure tank body is provided with an air inlet, an air outlet, a water inlet, a pressure sensor, a temperature sensor, a pH value sensor, a soil conductivity sensor, a humidity sensor and a heating device, the high-pressure tank body is provided with a control system, the water inlet is connected with a water inlet pump, the air inlet is connected with a blowing fan, and the control system is electrically connected with the pressure sensor, the temperature sensor, the pH value sensor, the soil conductivity sensor, the humidity sensor, the heating device, the water.
The high-pressure tank body is provided with a gas sensor, the gas outlet is further provided with a first deodorant spray head, the first deodorant spray head is connected with a spray pump, and the gas sensor and the spray pump are electrically connected with the control system.
The heating device is an electric control heating device electrically connected with the control system, and the electric control heating device is an electric heating wire.
The heating device is a heat conduction oil pipe arranged in the high-pressure tank body, the heat conduction oil pipe is filled with heat conduction oil, and the heat conduction oil pipe is connected with an electric control heating device electrically connected with the control system.
And an ultraviolet lamp electrically connected with the control system is further installed in the high-pressure tank body.
The invention has the beneficial effects that:
(1) greatly shortens the fermentation time of the organic fertilizer, and can complete the fermentation process of livestock and poultry died of diseases with different formulas within 4-6 hours.
(2) The fermentation treatment process is pollution-free, no waste gas, waste water or waste residue is generated in the fermentation process of livestock and poultry died of diseases, and the fermented materials can be fermented without being dehydrated in advance. And the fermented materials are sterilized at high temperature, so that the generation of secondary pollution can be avoided.
(3) The device adopted by the method has low production cost and moderate volume, can realize mobile operation, saves energy and electricity by applying the fermentation technology and equipment, can produce fermentation equipment with different capacities according to requirements, can realize simple and convenient transportation to the site where livestock died of illness and fermentation materials are concentrated for operation, and reduces the risk and cost of the transportation of the livestock died of illness.
(4) The quality is reliable, the temperature is kept constant at more than 80 ℃ in the fermentation process, and germs, viruses, worm eggs and weed seeds can be effectively removed. The produced organic fertilizer, culture medium and other products are rich in organic matters and various nutrient elements, and meet the national standard of organic fertilizer and soil products through inspection.
Drawings
FIG. 1 is a schematic view of the structure of a processing apparatus of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
A method for producing organic fertilizer comprises the following steps:
s1, pretreatment: crushing and cutting the livestock and poultry died of diseases into a plurality of small pieces by adopting a crusher;
s2, stirring and sterilizing at high temperature and high pressure; putting the livestock and poultry died of illness into a high-temperature high-pressure container, adding fermentation auxiliary materials, stirring and uniformly mixing, wherein the weight of the fermentation auxiliary materials is 1-3 times of that of the livestock and poultry died of illness, continuously heating at 140-170 ℃, the internal pressure of the high-temperature high-pressure container is 1.2-2.0 MPa, and the high-temperature high-pressure stirring and sterilizing time is 1-6 hours;
s3, fermentation: cooling and depressurizing the high-temperature high-pressure container, wherein the depressurization is carried out to normal pressure, the temperature is reduced to 80-100 ℃, and thermophilic compound microorganism flora is added for fermentation for 4-6 hours;
s4, adjusting moisture, pH value and soil conductivity: injecting water into the high-temperature high-pressure container to adjust the water content; adding fermentation auxiliary materials into a high-temperature high-pressure container to adjust the pH value, wherein the pH value is 7.5-8.5; adding fermentation auxiliary materials into the high-temperature high-pressure container to adjust the conductivity of the soil.
And finally, blanking and packaging.
In the invention, the particle size of the small pieces of the livestock and poultry died of diseases is less than or equal to 5 multiplied by 5cm, and a better balance is obtained between the treatment effect and the treatment cost.
In the invention, the thermophilic compound microbial community comprises at least two of Brevibacillus borstelensis, Bacillus, Geobacillus, extreme thermophilic bacteria and Saccharomyces cerevisiae; the optimal fermentation efficiency is that when the pH value is 7.5-8.5, fermentation auxiliary materials are added to adjust when the pH value and the soil conductivity do not meet the quality requirements, and the fermentation auxiliary materials are one or a combination of more of perishable garbage, sludge, human, livestock and poultry manure, agricultural and forestry production waste and organic waste of food processing industry.
The perishable garbage comprises perishable garbage in urban garbage, food residues and food processing waste materials generated in daily life of residents and the like; vegetable, fruit and vegetable garbage, rotten meat, broken bones, eggshells, livestock and poultry product viscera and other perishable garbage generated in farmer markets, agricultural product wholesale markets and the like; food residues and food processing wastes and other kitchen wastes in activities such as food processing, diet service, unit meal supply and the like except daily life of residents.
The sludge comprises sludge in ponds and lakes, sludge in domestic sewage plants and waste residue in biochemical ponds.
The agricultural and forestry production waste comprises waste in all links of agricultural production, including various livestock and poultry manure in the breeding industry, fermentation residues, straws, chaff, vegetable and fruit residues in the planting industry, dead branches and fallen leaves in garden green land and the like.
The organic waste produced in the food processing industry comprises food residue, mushroom residue, wine residue, bean dregs, sugar mill filter mud, bagasse, potato dregs, beet residue, slaughter blood produced in the meat processing industry, leftovers in the food industry and the like.
As shown in figure 1, the processing equipment for producing the organic fertilizer by adopting the organic fertilizer production method comprises a high-pressure tank body 1 and a stirring shaft 2 installed in the high-pressure tank body 1, wherein the stirring shaft 2 is connected with a power device, the high-pressure tank body 1 is provided with an air inlet 3, an air outlet 4, a water inlet 5, a pressure sensor 6, a temperature sensor 7, a pH value sensor 8, a soil conductivity sensor 9, a humidity sensor 10 and a heating device 16, the high-pressure tank body 1 is provided with a control system 11, the water inlet 5 is connected with a water inlet pump, the air inlet 3 is connected with a blowing fan, and the control system 11 is electrically connected with the pressure sensor 6, the temperature sensor 7, the pH value sensor 8, the soil conductivity sensor 9, the humidity sensor 10.
The top of the high-pressure tank body 1 is provided with a cover 14, and the bottom is provided with a discharge outlet 15 which are used for feeding and discharging materials respectively.
The air inlet 3 and the air outlet 4 are respectively provided with an electric control valve which is used for controlling the circulation of the air inside and outside the high-pressure tank body 1; the high-pressure tank body 1 is provided with a malodorous gas sensor 12, the malodorous gas sensor 12 is close to the gas outlet 4, the gas outlet 4 is also provided with a first deodorant spray head 13, the first deodorant spray head 13 is connected with a spray pump, the high-pressure tank body 1 is also internally provided with at least one second deodorant spray head 18, the second deodorant spray head 18 is also connected with the spray pump, the gas sensor 12 and the spray pump are electrically connected with a control system 11, the gas sensor 12 is used for detecting the gas content generated by fermentation materials such as ammonia nitrogen and hydrogen sulfide, when the ammonia nitrogen and hydrogen sulfide malodorous gas content emitted by the fermentation materials exceeds the 'malodorous pollutant emission standard' (GB 14554-93), the spray pump sprays a deodorant from the first deodorant spray head 13 and the second deodorant spray head 18, the malodorous smell generated during fermentation is eliminated, and then the redundant gas is discharged through the gas outlet 4.
In the invention, the heating device 16 is an electric control heating device electrically connected with the control system 11, and the electric control heating device is an electric heating wire; the heating device 16 may also be a heat conducting oil pipe installed in the high-pressure tank 1, the heat conducting oil pipe is filled with heat conducting oil, and the heat conducting oil pipe is connected with an electric control heating device electrically connected with the control system 11.
In the invention, the power device is a motor, the control system 11 is also provided with a rotating speed monitoring module and a forward and reverse rotation control module, when the rotating speed is reduced in the stirring process, the rotating speed means that sundries block the stirring shaft 2, and the forward and reverse rotation control module controls the stirring shaft 2 to rotate reversely, so that the stirring shaft 2 is prevented from being blocked by the sundries.
An ultraviolet lamp 17 electrically connected with the control system 11 is further installed in the high-pressure tank body 1, the ultraviolet lamp is mainly used for continuously sterilizing the interior of the high-pressure tank body 1, and the interior of a high-temperature and high-pressure container, namely the interior of the high-pressure tank body 1, can be sterilized before the high-temperature and high-pressure stirring sterilization in the step S2, so that the sanitation before processing is ensured; the sterilization can be continuously lightened in the process of the step S2, the sterilization effect of the step S2 is enhanced, the interior of the high-pressure tank body 1 can be sterilized after the last blanking, and bacteria and viruses are prevented from breeding when the high-pressure tank body is not used.
In addition, in order to conveniently observe and control the actual conditions in the high-pressure tank body 1 in the processing process, a transparent observation window is arranged on the cover 14 of the processing equipment, and a nano waterproof coating is coated on the surface of the observation window; or a high-pressure-resistant waterproof illuminating lamp and a waterproof camera are installed in the high-pressure tank body 1, a nano waterproof coating is also coated on the surface of the waterproof camera, the waterproof camera is externally connected with a display, the display displays the conditions in the high-pressure tank body 1, and the nano waterproof coating ensures that water vapor in the high-pressure tank body 1 cannot be attached to an observation window or the waterproof camera, so that clear observation is ensured.
The working principle of the invention is as follows:
after livestock and poultry died of illness are crushed and cut into a plurality of small pieces, the small pieces are put into a high-pressure tank body 1, a cover 14 is covered, according to the organic fertilizer production method, a control system 11 controls a heating device to heat, gas in the cover is sealed and cannot be discharged, so that the pressure in the high-pressure tank body 1 is increased, a stirring shaft 2 is continuously stirred in the high-temperature and high-pressure process, the high-pressure tank body is fully sterilized and disinfected, after the high-temperature and high-pressure stirring and disinfection step is completed, the gas in the high-pressure tank body 1 is discharged through a gas outlet 4, gas components are monitored by a gas sensor 12 before the gas is discharged, particularly, when odor gases such as ammonia nitrogen, hydrogen sulfide and the like exceed the standard, a spray pump is started to spray deodorizers from a first deodorizer spray head 13 and; and finally, monitoring the temperature and humidity, the pH value and the soil conductivity EC value in the processing process by a temperature sensor 7, a humidity sensor 10, a pH value sensor 8 and a soil conductivity sensor 9 in the fermentation process, starting a heating device to heat if the temperature is low, starting to spray pure water through a water inlet 5 to improve the humidity in the high-pressure tank body 1 if the humidity is low, adding fermentation auxiliary materials if the pH value and the soil conductivity EC value deviate from required values, and discharging and packaging through a discharge outlet 15 after final setting. According to the invention, the automatic high-temperature closed organic fertilizer fermentation equipment and the thermophilic compound microbial agent are efficiently combined, livestock and poultry died of diseases, fermentation auxiliary materials and the thermophilic compound microbial agent are mixed, the water content and the carbon-nitrogen ratio of the mixed materials are adjusted, the mixed materials are placed into the high-temperature fermentation equipment, the temperature of the equipment is raised to be higher than 80 ℃ through electric heating, harmful microorganisms and pathogens in waste are inactivated, the activity of the thermophilic compound microbial agent is activated, the thermophilic microbial group is utilized to accelerate the degradation of organic matters and the formation of humus in the waste, and an organic fertilizer product which is stable in quality and harmless after complete decomposition is produced. The technology improves the fertilizer production efficiency of the organic fertilizer, shortens the fermentation period, improves the quality of the organic fertilizer, controls the whole high-temperature fermentation time within 10 hours, greatly improves the fertilizer production efficiency compared with common compost fermentation, and forms an organic waste resource utilization technology with high-temperature sterilization, rapid fermentation, energy conservation and environmental protection.
Through the experiment of the inventor, particularly, according to the method and the equipment, the requirements of biological safety treatment regulations (GB16548-2006) of products of disease animals and disease animals are met, the produced organic fertilizer meets the urban garbage agricultural control standard (GB 8172) and the Chinese people's republic of China agricultural industry standard-organic fertilizer (NY 525-2012) standard, compared with the traditional fermentation production mode, the fermentation time of the method is 4-6 hours, the traditional fermentation production mode needs 2-4 months, and the production and processing time is greatly shortened.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (9)
1. A production method of an organic fertilizer is characterized by comprising the following steps: the method comprises the following steps:
s1, pretreatment: crushing and cutting the livestock and poultry died of diseases into a plurality of small pieces by adopting a crusher;
s2, high-temperature and high-pressure stirring and disinfection: putting the livestock and poultry died of illness into a high-temperature high-pressure container, adding fermentation auxiliary materials, stirring and uniformly mixing, wherein the weight of the fermentation auxiliary materials is 1-3 times of that of the livestock and poultry died of illness, continuously heating at the high temperature and the high pressure, the heating temperature is 140-170 ℃, the internal pressure of the high-temperature high-pressure container is 1.2-2.0 MPa, and the high-temperature high-pressure stirring and sterilizing time is 1-6 hours;
s3, fermentation: cooling and depressurizing the high-temperature high-pressure container, wherein the depressurization is carried out to normal pressure, the temperature is reduced to 80-100 ℃, and thermophilic compound microorganism flora is added for fermentation for 4-6 hours;
s4, adjusting moisture, pH value and soil conductivity: injecting water into the high-temperature high-pressure container to adjust the water content; adding the fermentation auxiliary materials into the high-temperature high-pressure container to adjust the pH value; and adding fermentation auxiliary materials into the high-temperature high-pressure container to adjust the conductivity of the soil.
2. The method for producing the organic fertilizer as claimed in claim 1, which is characterized in that: the particle size of the small pieces of the livestock and poultry died of diseases is less than or equal to 5 multiplied by 5 cm.
3. The method for producing the organic fertilizer as claimed in claim 1, which is characterized in that: the thermophilic compound microbial community comprises at least two of Brevibacillus borstelensis, Bacillus, Geobacillus, extreme thermophilic bacteria and Saccharomyces cerevisiae.
4. The method for producing the organic fertilizer as claimed in claim 1, which is characterized in that: the fermentation auxiliary materials are one or a combination of a plurality of perishable garbage, sludge, human, animal and poultry manure, agricultural and forestry production waste and organic waste of food processing industry.
5. A processing device for producing organic fertilizer by adopting the method for producing organic fertilizer as claimed in any one of claims 1-4, which is characterized in that: comprises a high-pressure tank body (1) and a stirring shaft (2) arranged in the high-pressure tank body (1), the stirring shaft (2) is connected with a power device, the high-pressure tank body (1) is provided with an air inlet (3), an air outlet (4), a water inlet (5), a pressure sensor (6), a temperature sensor (7), a pH value sensor (8), a soil conductivity sensor (9), a humidity sensor (10) and a heating device, the high-pressure tank body (1) is provided with a control system (11), the water inlet (5) is connected with a water inlet pump, the air inlet (3) is connected with a blowing fan, and the control system (11) is electrically connected with the pressure sensor (6), the temperature sensor (7), the pH value sensor (8), the soil conductivity sensor (9), the humidity sensor (10), the heating device (16), the water inlet pump and the blowing fan.
6. The processing apparatus of claim 5, wherein: the high-pressure tank body (1) is provided with gas sensor (12), gas outlet (4) still are provided with first deodorant atomising head (13), the spraying pump is connected in first deodorant atomising head (13), gas sensor (12) and spraying pump with control system (11) electricity is connected.
7. The processing apparatus of claim 5, wherein: the heating device (16) is an electric control heating device electrically connected with the control system (11), and the electric control heating device is an electric heating wire.
8. The processing apparatus of claim 5, wherein: the heating device (16) is a heat conduction oil pipe arranged in the high-pressure tank body (1), the heat conduction oil pipe is filled with heat conduction oil, and the heat conduction oil pipe is connected with an electric control heating device electrically connected with the control system (11).
9. The processing apparatus of claim 5, wherein: and an ultraviolet lamp (17) electrically connected with the control system (11) is further installed in the high-pressure tank body (1).
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| CN202010525679.1A CN111533588A (en) | 2020-06-10 | 2020-06-10 | Organic fertilizer production method and processing equipment |
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| CN202010525679.1A CN111533588A (en) | 2020-06-10 | 2020-06-10 | Organic fertilizer production method and processing equipment |
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