CN112408681B - Harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater - Google Patents
Harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater Download PDFInfo
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- C02F9/00—Multistage treatment of water, waste water or sewage
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- C02F1/00—Treatment of water, waste water, or sewage
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- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/10—Treatment of water, waste water, or sewage by heating by distillation or evaporation by direct contact with a particulate solid or with a fluid, as a heat transfer medium
- C02F1/12—Spray evaporation
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- Y02W10/00—Technologies for wastewater treatment
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Abstract
The invention discloses a harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater. The invention realizes the comprehensive treatment of reduction, harmlessness and reclamation of different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater through the treatment of 'fermentation hypha reduction treatment unit + high-concentration organic wastewater treatment unit + acidolysis treatment unit + spray drying'.
Description
Technical Field
The invention belongs to the technical field of biological waste or material treatment, and particularly relates to a harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater.
Background
The fermentation hypha and high-concentration organic wastewater generated in the antibiotic production process contain relatively high antibiotics, and meanwhile, the problem of drug resistance gene pollution to the natural environment exists, and the collection, storage and disposal of the antibiotics are strictly executed according to the standard specified in the national hazardous waste list. The existing treatment method of 'burning or burying' antibiotic fermentation hyphae specified by national standard has high energy consumption, high cost, and serious secondary resource waste and pollution. High-concentration organic wastewater enters a sewage treatment station, and has higher requirements on the infrastructure area and the process of sewage treatment. In the current stage of national development, the investment of enterprises in hazardous waste treatment obviously exceeds the capacity of acceptance.
According to the common characteristic of antibiotic fermentation hypha and high-concentration organic wastewater, the low-grade organic resource is converted into high-grade organic micromolecules, a safe, reasonable and economic treatment and utilization technical route of the fermentation hypha and the high-concentration organic wastewater is established, and the method can be used for realizing reduction, harmlessness and recycling treatment of the antibiotic fermentation hypha and the high-concentration organic wastewater, solves the key problems of development bottleneck, clean production and sustainable development of biopesticide enterprises, and is also an important problem of ensuring rapid national economy development, protecting environment and treating environment urgently.
The spray-dried material raw powder is rich in various short peptides, amino acids, nucleoside compounds and other nitrogen sources, has no antibiotic residues, can be used as compound amino acid powder, fermented biological nitrogen, plant nutrient nitrogen sources or fertilizer additives, can be used as biological functional factor extraction raw materials, plant nutrient additives and the like, is applied in different directions, improves the economic value of different agricultural antibiotics as production solid wastes, and has great economic value and social value.
Disclosure of Invention
In order to solve the problems in the existing production, the invention provides a harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater, which sequentially passes through a reduction treatment unit for different agricultural antibiotic fermentation hyphae, a high-concentration organic wastewater treatment unit, an acidolysis treatment unit and spray drying treatment, and realizes reduction, harmless and recycling treatment for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater.
More specifically, the technical scheme adopted by the invention is as follows: a harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following steps:
1) a fermented mycelium reduction processing unit: pumping the fermented mycelium into an intermediate treatment tank, adding 0.1-0.2% light calcium carbonate or lime milk, stirring to adjust pH to 4.5-5.5, stirring for 0.5-1 hr to accelerate coagulation and precipitation; then, introducing high-temperature steam into the coil pipe or the tank, raising the temperature to 110-120 ℃, maintaining the temperature for 1.0-2.0h, then relieving the pressure and reducing the temperature to 90-100 ℃, carrying out filter pressing, enabling the filtrate to enter a high-concentration sewage regulating tank, and enabling the filter residue to enter an acidolysis unit;
2) a high-concentration wastewater collection and concentration treatment unit: modifying a sewage pipe network in a production workshop, collecting the wastewater in a shunting way, controlling the balance of sewage in each part, then carrying out five-effect evaporation concentration, wherein the evaporation condensate water does not need secondary absorption treatment, COD is between 400 and 600, ammonia nitrogen is between 5 and 20, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank;
3) an acidolysis treatment unit: the water content of the treated fermentation hypha and the concentrated mother liquor is reduced to 70-80%, the mixture enters an acidolysis treatment unit, the pH of the acidolysis material is adjusted to 4.5-5.5 by liquid caustic soda, no obvious precipitation exists, and the mixture enters spray drying;
4) a spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
Further, in the step 1), the material after heat treatment is subjected to filter pressing treatment at 90-100 ℃, the solid content of filter residues is increased to 16-20%, the filtrate enters a high-concentration sewage adjusting tank, and the filter residues enter an acidolysis unit.
Further, in the step 1), high-temperature steam of 0.4MPa is introduced into the coil pipe or the tank.
Further, in the step 2), a sewage pipe network in the production workshop is modified, plate frame mother liquor, centrifugal mother liquor, ion-exchange adsorption and regeneration waste liquor and nanofiltration dialysate are installed at each post, water distribution valves and water discharge pipelines are installed for flow distribution and collection, waste water and clear water are respectively collected, and high-concentration waste water is collected and enters a high-concentration regulating tank.
Further, in the step 2), the high-concentration adjusting tank controls the balance of sewage in each part, and the pH value is between 5.0 and 7.0.
Further, in the step 2), the five-effect evaporation concentration is carried out, and the solid content of the concentrated mother liquor is 30-35%.
Further, in step 3), the acidolysis treatment conditions are as follows: the amount of nitric acid is 0.2-0.3%, the pH value is 0.8-1.2, the temperature is 127 ℃, and the acid hydrolysis is completed within 2-3 h.
Further, in the step 3), the concentration of the liquid caustic soda is 20-30% by mass.
Further, the antibiotic fermentation hyphae comprise one or more of kasugamycin, polyoxin and zhongshengmycin.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. the invention optimizes the comprehensive treatment process of the wastewater, adopts the comprehensive treatment process of different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater, treats and recovers the fermentation hyphae and organic nitrogen and phosphorus sources in the organic wastewater through the combined action of different agricultural antibiotic fermentation hyphae reduction treatment units, high-concentration organic wastewater treatment units, acidolysis treatment units and spray drying units, and simultaneously recovers amino nitrogen and inorganic salt in the organic wastewater, thereby realizing the recycling of high-quality organic matters.
2. The invention realizes the reduction of fermentation hypha and organic matters in high-concentration wastewater by gradually reducing the process control of units and utilizing the least material consumption and energy consumption investment in the production process of different agricultural antibiotics.
3. In the waste water treatment process and the spray drying process, the invention adopts a meta-acid process, avoids the volatilization and secondary pollution of ammonia nitrogen in the process, and the produced sewage can reach the discharge standard.
Detailed Description
The essential features of the invention can be seen in the following examples which are given by way of illustration only and are not intended to limit the embodiments of the invention.
Example 1
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) a fermented mycelium reduction processing unit: adding kasugamycin fermentation mycelium into intermediate treatment tank, adding 0.1-0.2% of light calcium carbonate or lime milk, stirring to adjust pH to 4.5-5.5, stirring for 0.5-1 hr, and accelerating coagulation and precipitation. Then, high-temperature steam of 0.4Mpa is introduced into the coil pipe or the tank, the temperature is raised to 110-120 ℃, the temperature is maintained for 1.0-2.0h, then the pressure is relieved and the temperature is reduced to 90-100 ℃, filter pressing is carried out, filtrate with the volume of 60-65% is generated and enters a high-concentration sewage adjusting tank, the solid content of filter residue is increased to 16-20%, and the volume of fermentation hypha is reduced by 35-40%.
2) A high-concentration wastewater collection and concentration treatment unit: a sewage pipe network in a production workshop is modified, plate frame mother liquor, ion exchange adsorption and regeneration waste liquor and nanofiltration dialysate are installed, a water diversion valve and a drainage pipeline are installed for diversion and collection, high-concentration wastewater is directly collected and enters a high-concentration regulating tank, the balance of sewage in each part is controlled, the pH value is 5.0-7.0, then five-effect evaporation concentration is carried out, evaporation condensate water with the volume of 94-95% is generated without secondary absorption treatment, the COD is 400-600, the ammonia nitrogen is 5-20, the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank, the solid content of concentrated mother liquor is 30-35%, and the high-concentration wastewater is reduced to 5-6%.
3) An acidolysis treatment unit: reducing the water content of the treated fermentation hypha and the concentrated mother liquor to 70-80%, mixing, and then entering an acidolysis treatment unit, wherein the treatment conditions are as follows: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by using 20% liquid alkali, no obvious precipitation is generated, and spray drying is carried out.
4) A spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank. The weight of the produced raw powder accounts for 23-25%, the weight of the fermented hyphae is reduced by more than 75%, and the weight of the high-concentration wastewater is reduced by 100%.
Example 2
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) a kasugamycin fermentation hypha reduction processing unit: the fermented mycelium is fed into an intermediate treatment tank, 0.1-0.2% of light calcium carbonate or lime milk with proper amount is added, the pH is stirred and adjusted to 4.5-5.5, the stirring is started for 0.5-1h, and the coagulation and precipitation are accelerated. Then, introducing high-temperature steam of 0.4Mpa into the coil pipe or the tank, heating to 110-120 ℃, maintaining for 1.0-2.0h, then decompressing and cooling to 90-100 ℃, carrying out filter pressing, introducing the filtrate into a high-concentration sewage adjusting tank, and increasing the solid content of filter residues to 16-20%.
2) An acidolysis treatment unit: the water content of the treated fermentation hyphae is reduced to 65-70%, and the mixture enters an acidolysis treatment unit under the following treatment conditions: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by 20% liquid alkali, no obvious precipitation is generated, and the material is sprayed and dried.
3) A spray drying unit: the high-temperature steam controls the material inlet temperature to be 200-220 ℃, the outlet temperature to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage pool.
Example 3
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) adding polyoxin fermentation mycelium into intermediate treatment tank, adding concentrated mother liquor, controlling solid content of filter residue at 16-20%, adding appropriate amount of light calcium carbonate or lime milk 0.1-0.2%, stirring to adjust pH to 4.5-5.5, and stirring for 0.5-1 hr. Then, high-temperature steam of 0.4Mpa is introduced into the coil pipe or the tank, the temperature is raised to 90-100 ℃, and the mixture enters an acidolysis unit.
2) A high-concentration wastewater collection and concentration treatment unit: a sewage pipe network in a production workshop is modified, plate frame mother liquor and nanofiltration dialysate are installed, a water diversion valve and a drainage pipeline are installed for diversion collection, high-concentration wastewater is directly collected and enters a high-concentration regulating tank, the balance of sewage in each part is controlled, the pH value is 5.0-7.0, then five-effect evaporation concentration is carried out, the solid content of concentrated mother liquor is 30-35%, evaporation condensate water does not need secondary absorption treatment, COD is 400-600, ammonia nitrogen is 5-20, and both COD and ammonia nitrogen can reach the standard and are discharged and enter a sewage tank.
3) An acidolysis treatment unit: the water content of the treated fermentation hypha and the concentrated mother liquor is reduced to 65-70%, the mixture enters an acidolysis treatment unit, and the treatment conditions are as follows: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by using 20% liquid alkali, no obvious precipitation is generated, and spray drying is carried out.
4) A spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
Example 4
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) adding polyoxin fermentation mycelium into intermediate treatment tank, adding appropriate amount of concentrated mother liquor, controlling solid content of filter residue at 16-20%, adding appropriate amount of light calcium carbonate or lime milk 0.1-0.2%, stirring to adjust pH to 4.5-5.5, and stirring for 0.5-1 hr. Then, high-temperature steam of 0.4Mpa is introduced into the coil pipe or the tank, the temperature is raised to 90-100 ℃, and the mixture enters an acidolysis unit.
2) An acidolysis treatment unit: reducing the water content of the treated fermentation hyphae to 65-70%, and entering an acidolysis treatment unit, wherein the treatment conditions are as follows: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by using 20% liquid alkali, no obvious precipitation is generated, and spray drying is carried out.
3) A spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
Example 5
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) a zhongshengmycin fermentation hypha reduction processing unit: the zhongshengmycin fermented hypha is injected into an intermediate treatment tank, 0.1-0.2% of light calcium carbonate or lime milk with proper amount is added, the pH is stirred and adjusted to 4.5-5.5, the stirring is started for 0.5-1h, and the coagulation and the precipitation are accelerated. Then, introducing high-temperature steam of 0.4Mpa into the coil pipe or the tank, heating to 110-120 ℃, maintaining for 1.0-2.0h, then decompressing and cooling to 90-100 ℃, carrying out filter pressing, introducing the filtrate into a high-concentration sewage adjusting tank, increasing the solid content of the filter residue to 16-20%, and introducing into an acidolysis unit.
2) A high-concentration wastewater collection and concentration treatment unit: a sewage pipe network in a production workshop is modified, plate frame mother liquor and nanofiltration dialysate are installed, a water diversion valve and a drainage pipeline are installed for diversion collection, high-concentration wastewater is directly collected and enters a high-concentration regulating tank, the balance of sewage in each part is controlled, the pH value is 5.0-7.0, then five-effect evaporation concentration is carried out, the solid content of concentrated mother liquor is 30-35%, evaporation condensate water does not need secondary absorption treatment, COD is 400-600, ammonia nitrogen is 5-20, and both COD and ammonia nitrogen can reach the standard and are discharged and enter a sewage tank.
3) An acidolysis treatment unit: reducing the water content of the treated fermentation hypha and the concentrated mother liquor to 70-80%, mixing, and then entering an acidolysis treatment unit, wherein the treatment conditions are as follows: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by using 20% liquid alkali, no obvious precipitation is generated, and spray drying is carried out.
4) A spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
Example 6
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) a zhongshengmycin fermentation hypha reduction processing unit: pumping the fermented mycelium into intermediate treatment tank, adding 0.1-0.2% of light calcium carbonate or lime milk, stirring to adjust pH to 4.5-5.5, stirring for 0.5-1 hr to accelerate coagulation and precipitation. Then, high-temperature steam of 0.4Mpa is introduced into the coil pipe or the tank, the temperature is raised to 110-120 ℃, the temperature is maintained for 1.0-2.0h, then the pressure is relieved and the temperature is reduced to 90-100 ℃, filter pressing is carried out, the filtrate enters a high-concentration sewage adjusting tank, the solid content of the filter residue is increased to 16-20%, and the filter residue enters an acidolysis unit.
2) An acidolysis treatment unit: the water content of the treated fermentation hyphae is reduced to 65-70%, and the mixture enters an acidolysis treatment unit under the following treatment conditions: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by using 20% liquid alkali, no obvious precipitation is generated, and spray drying is carried out.
3) A spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
Example 7
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) the kasugamycin fermentation hypha mixing and reducing processing unit comprises: adding kasugamycin fermentation mycelium into intermediate treatment tank, adding 0.1-0.2% of light calcium carbonate or lime milk, stirring to adjust pH to 4.5-5.5, stirring for 0.5-1 hr, and accelerating coagulation and precipitation. Then, introducing high-temperature steam of 0.4Mpa into the coil pipe or the tank, heating to 110-120 ℃, maintaining for 1.0-2.0h, then decompressing and cooling to 90-100 ℃, carrying out filter pressing, introducing the filtrate into a high-concentration sewage adjusting tank, increasing the solid content of the filter residue to 16-20%, and introducing into an acidolysis unit.
2) A high-concentration wastewater collection and concentration treatment unit: a sewage pipe network in a production workshop is modified, an ion exchange column adsorbs and regenerates waste liquid, plate frame mother liquid and nanofiltration dialysate, a water distribution valve and a drainage pipeline are installed for flow distribution and collection, high-concentration wastewater is directly collected and enters a high-concentration regulating tank, the balance of sewage in each part is controlled, the pH value is 5.0-7.0, then five-effect evaporation concentration is carried out, the solid content of concentrated mother liquid is 30-35%, evaporation condensate water does not need secondary absorption treatment, the COD is 400-600, the ammonia nitrogen is 5-20, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
3) An acidolysis treatment unit: the water content of the treated kasugamycin fermentation hypha and the concentrated mother liquor is reduced to 70-80%, polyoxin fermentation hypha is mixed according to the proportion of 10-30%, the solid content is controlled to be 30-35%, the mixture enters an acidolysis treatment unit, and the treatment conditions are as follows: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by using 20% liquid alkali, no obvious precipitation is generated, and spray drying is carried out.
4) A spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
Example 8
A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater comprises the following specific steps:
1) a kasugamycin fermentation hypha reduction processing unit: pumping the fermented mycelium into intermediate treatment tank, adding 0.1-0.2% of light calcium carbonate or lime milk, stirring to adjust pH to 4.5-5.5, stirring for 0.5-1 hr to accelerate coagulation and precipitation. Then, introducing high-temperature steam of 0.4Mpa into the coil pipe or the tank, heating to 110-120 ℃, maintaining for 1.0-2.0h, then decompressing and cooling to 90-100 ℃, carrying out filter pressing, introducing the filtrate into a high-concentration sewage adjusting tank, increasing the solid content of the filter residue to 16-20%, and introducing into an acidolysis unit.
2) An acidolysis treatment unit: the water content of the treated kasugamycin fermentation hyphae is reduced to 82-84%, polyoxin fermentation hyphae is mixed according to the proportion of 10-30%, the solid content is controlled to be 20-25%, and the mixture enters an acidolysis treatment unit, wherein the treatment conditions are as follows: 0.2-0.3% of nitric acid, 0.8-1.2 of pH value, 125-127 ℃, and 2-3h of complete acidolysis. After acidolysis, the pH of the material is adjusted to 4.5-5.5 by using 20% liquid alkali, no obvious precipitation is generated, and spray drying is carried out.
3) A spray drying unit: the inlet temperature of the high-temperature steam is controlled to be 200-220 ℃, the outlet temperature is controlled to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention should be defined by the claims.
Claims (9)
1. A harmless comprehensive treatment process for different agricultural antibiotic fermentation hyphae and high-concentration organic wastewater is characterized by sequentially carrying out reduction treatment units, high-concentration organic wastewater treatment units, acidolysis treatment units and spray drying treatment on the different agricultural antibiotic fermentation hyphae; the method comprises the following steps:
1) a fermented mycelium reduction processing unit: pumping the fermented mycelium into an intermediate treatment tank, adding 0.1-0.2% light calcium carbonate or lime milk, stirring to adjust pH to 4.5-5.5, stirring for 0.5-1 hr to accelerate coagulation and precipitation; then, introducing high-temperature steam into the coil pipe or the tank, raising the temperature to 110-120 ℃, maintaining the temperature for 1.0-2.0h, then relieving the pressure and reducing the temperature to 90-100 ℃, carrying out filter pressing, enabling the filtrate to enter a high-concentration sewage regulating tank, and enabling the filter residue to enter an acidolysis unit;
2) a high-concentration wastewater collection and concentration treatment unit: modifying a sewage pipe network in a production workshop, collecting the wastewater in a shunting manner, controlling the balance of sewage in each part, then performing five-effect evaporation concentration, wherein the evaporated condensate water does not need secondary absorption treatment, the COD is 400-600, the ammonia nitrogen is 5-20, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage tank;
3) an acidolysis treatment unit: the water content of the treated fermentation hypha and the concentrated mother liquor is reduced to 70-80%, the mixture enters an acidolysis treatment unit, the pH of the acidolysis material is adjusted to 4.5-5.5 by liquid caustic soda, no obvious precipitation exists, and the mixture enters spray drying;
4) a spray drying unit: the high-temperature steam controls the material inlet temperature to be 200-220 ℃, the outlet temperature to be 85-95 ℃, the dried raw powder is bagged, the COD of the evaporation condensate water is 300-500, the ammonia nitrogen is 20-30, and both the COD and the ammonia nitrogen can reach the standard and are discharged into a sewage pool.
2. The treatment process as claimed in claim 1, wherein in the step 1), the heat-treated material is subjected to filter pressing treatment at 90-100 ℃, the solid content of the filter residue is increased to 16-20%, the filtrate enters a high-concentration sewage adjusting tank, and the filter residue enters an acidolysis unit.
3. The process according to claim 1, wherein in step 1), 0.4MPa of high-temperature steam is introduced into the coil or the tank.
4. The treatment process as claimed in claim 1, wherein in the step 2), a sewage pipe network in the production workshop is modified, plate frame mother liquor, centrifugal mother liquor, ion-exchange adsorption and regeneration waste liquor and nanofiltration dialysate are installed at each position, a water diversion valve and a water drainage pipeline are installed at each position, split flow is collected, and high-concentration wastewater is collected and enters a high-concentration sewage regulating tank.
5. The process of claim 4, wherein in the step 2), the high concentration wastewater adjusting tank controls the wastewater balance of each part, and the pH value is between 5.0 and 7.0.
6. The treatment process according to claim 1, wherein in the step 2), the five-effect evaporation concentration is performed, and the solid content of the concentrated mother liquor is 30-35%.
7. The treatment process as claimed in claim 1, wherein in step 3), the acidolysis treatment conditions are as follows: 0.2 to 0.3 percent of nitric acid, 0.8 to 1.2 of pH, 127 ℃ of 125-.
8. The treatment process according to claim 1, wherein in the step 3), the concentration of the liquid caustic soda is 20 to 30 percent by mass.
9. The process of claim 1, wherein the antibiotic fermentation hyphae comprise one or more of kasugamycin, polyoxin, and zhongshengmycin.
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