CN211247719U - Processing system for various solid wastes in circulating industrial park - Google Patents

Abstract

The utility model relates to a solid useless processing field, concretely relates to multiple useless processing system admittedly in circulation industrial park. The system comprises a park domestic garbage incineration power generation system, a park sewage treatment system, a municipal sludge treatment system, a meal residue, kitchen residue and excrement cooperative treatment system, a livestock and poultry treatment system for death of diseases, a slag and building garbage cooperative treatment system and a landfill; the municipal sludge treatment system is characterized in that a dried sludge discharge port of the municipal sludge treatment system, a biogas residue discharge port of the meal residue, kitchen residue and excrement cooperative treatment system, a light material discharge port of the slag and building garbage cooperative treatment system and a discharge port of a concentrated solution of the park sewage treatment system are introduced into the household garbage incineration power generation system. The utility model discloses the system has realized the high efficiency cyclic utilization of heat energy, electric energy, the biomass energy of the material resource between the different processing facilities in the garden.

Description

Processing system for various solid wastes in circulating industrial park

Technical Field

The utility model belongs to gu useless the processing field, concretely relates to multiple useless processing technology system that deals with in coordination admittedly in circulation industrial park.

Background

In the face of the severe situations of resource constraint trend, serious environmental pollution and ecological system degradation, an ecological civilization concept which respects nature, conforms to nature and protects nature must be established, ecological civilization construction is put on an outstanding position, all aspects and the whole process of economic construction, political construction, cultural construction and social construction are integrated, beautiful China is strived to be constructed, and the sustainable development of Chinese nationality is realized.

The global climate warming problem makes the requirement of green development increasingly prominent, the green resuscitation call is increasingly rising, and low carbon is a new trend of global economic development after globalization and informatization; the circular economy has already begun to evolve from a low-level single cycle characterized by waste recycling to a multi-level systematized circular evolution for establishing a self-circulation system of the whole area gradually, and a new high-end trend is presented; the global cities depend on means such as ecological environment, cultural creativity and the like, and ecological culture becomes an important means for building competitive advantages of the global cities; the increase of the construction investment of environment protection, energy conservation, emission reduction and cyclic utilization infrastructure becomes an important measure for promoting economic resuscitation.

In the prior art, various processes are available for municipal sludge treatment, treatment of food residues, kitchen residues and excrement, treatment of livestock and poultry died of diseases and treatment of construction wastes, but no system capable of effectively and uniformly treating solid wastes generated in the waste treatment process exists.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a processing system for circulating various solid wastes in an industrial park, which comprises a park domestic waste incineration power generation system, a park sewage treatment system, a municipal sludge treatment system, a coordinated treatment system for food residue, kitchen residue and excrement, a livestock and poultry processing system died of illness, a coordinated treatment system for slag and construction waste and a landfill site;

a dried sludge discharge port of the municipal sludge treatment system, a biogas residue discharge port of the meal residue, kitchen residue and excrement synergistic treatment system, a light substance discharge port of the slag and building garbage synergistic treatment system and a concentrated solution discharge port of the park sewage treatment system are introduced into the household garbage incineration power generation system;

a condensed water outlet of the municipal sludge treatment system, a sewage outlet of the coordinated treatment system for meal residue, kitchen residue and excrement, a leachate outlet of a garbage pit in the municipal domestic waste incineration power generation system and a condensed water outlet of the livestock and poultry treatment system died of diseases are communicated into the municipal sewage treatment system;

and a steam outlet of the household garbage incineration power generation system is communicated with the livestock and poultry treatment system died of diseases and the municipal sludge treatment system.

For realizing the integrated treatment of garden useless admittedly, the utility model discloses set up domestic waste incineration disposal system in the garden, the solid waste that each system produced is through burning the back, domestic waste incineration disposal system promotes the steam turbine and does work the electricity generation after producing the steam of medium temperature middling pressure, satisfies in the garden that each consumer is power consumptive, and the required steam of other projects also can follow the steam turbine and bleed and acquire in the garden. The problems of energy waste and environmental pollution caused by the respective construction of the supporting facilities of projects in the garden are avoided. The domestic waste incineration plant provides power for whole garden, handles the residue of other systems, and the waste liquid coprocessing that produced filtration liquid and other technologies produced, garden coprocessing multiple useless construction cost and the operation cost that is favorable to reducing whole garden of dealing with admittedly in coordination, the standard management of being convenient for.

Preferably, a slag discharge port of the household garbage incineration power generation system is introduced into the slag and building garbage co-treatment system, and a fly ash discharge port of the household garbage incineration power generation system is introduced into the landfill.

Preferably, a sludge outlet of the park sewage treatment plant is connected to the municipal sludge treatment system.

Preferably, the municipal sludge treatment system comprises a stirring device, a dewatering device and a drying device which are sequentially connected through pipelines; the discharge port of the drying device is connected to the park domestic garbage incineration power generation system; the steam outlet of the garden household garbage incineration power generation system is connected with the drying device; and the water outlet of the dewatering device is connected to the park sewage treatment system.

At present, the sludge treatment modes comprise anaerobic, aerobic, self-incineration, mixed combustion and the like. The anaerobic stability, the disposal problem of the final product and the treatment problem of the biogas slurry are particularly prominent, and the reduction is not thorough. Aerobic treatment mainly has the problems of product disposal, system odor control and the like. Self-incineration requires high investment costs and additional fuel supplementation. The mixing and burning phase ratio can be effectively controlled for investment, reduction and environmental protection problems.

In the specific treatment process, the sludge is stirred in a sludge bin, a proper medicament is added to modify the sludge, the water content of the modified sludge is reduced to 65% by a mechanical dehydration mode, the sludge is dehydrated to about 40% by a heat drying mode such as disc drying or blade drying, and a drying heat source is derived from steam extraction of a steam turbine. In order to ensure that the combustion is more stable, the dried sludge is granulated, the dried sludge with the water content of about 40 percent is granulated through actual operation exploration, and the operation exploration proves that the dried sludge with the particle size of about 20mm is more suitable for blending combustion, has good effects on fly ash reduction and flue gas control, and is more beneficial to the stability of an incineration system. This system mummification mud is directly carried to boiler pan feeding mouth through scraping the trigger, compares and drops into the rubbish hole, more can be even and unblock filtration liquid collection mouth. And conveying the sewage dewatered mechanically and the condensate water generated by drying to a sewage treatment plant in the park for sewage treatment to reach the standard.

Preferably, the livestock and poultry processing system died of illness comprises a livestock and poultry crusher, a high-temperature cooking machine and a dehydration and degreasing machine; and a water outlet of condensed water generated by the dehydration and degreasing machine is connected to the park sewage treatment system, and a steam outlet of the household garbage incineration power generation system is connected to the high-temperature cooking device.

Crushing the whole livestock by a crusher, then carrying out high-temperature cooking sterilization to melt out grease, separating meat and bone meal and grease by a dehydration and degreasing machine, carrying out outward transportation and sale of crude grease and meat and bone meal, and conveying condensed water to a sewage plant in a park for treatment to reach a discharge standard. Compare independent processing beasts and birds processing system of dying of illness, the utility model has the advantages of need not establish sewage treatment system and steam generation system, reduce the project investment, and the energy saving.

Preferably, the meal residue, kitchen residue and excrement cooperative treatment system comprises an excrement treatment system, a meal residue garbage treatment system and a kitchen residue garbage treatment system;

the excrement treatment system comprises a solid-liquid separator, an adjusting tank, an anaerobic reactor, a digestion liquid solid-liquid separator and a biogas slurry nitrogen and phosphorus removal device; a supernatant outlet of the solid-liquid separator is connected to the regulating tank, and the regulating tank, the anaerobic reactor and the digestion liquid solid-liquid separator are sequentially connected through a pipeline;

the kitchen waste treatment system comprises a decomposition separator, a slurry-residue separator, a cooking sterilizer, an impurity removal device and a three-phase separation oil extraction device which are connected in sequence, wherein an organic slurry outlet in the three-phase separation oil extraction device is communicated with the regulating tank;

the kitchen waste treatment system and the kitchen waste treatment system share a decomposition separator, a slurry-residue separator and an impurity removal device, and an organic slurry outlet of the impurity removal device is connected with the regulating tank;

a biogas slurry outlet of the digestion liquid solid-liquid separator is connected to the park sewage treatment system;

and a biogas residue outlet of the digestion liquid solid-liquid separator is connected to the household garbage incineration power generation system.

Regarding the excrement, firstly carrying out solid-liquid separation, adding a flocculating agent into the separated liquid, then dehydrating, and treating excrement residues and supernatant liquid in a separating way, wherein the excrement residues, the garbage and impurities separated from the solid-liquid separation are transported to a garbage incineration plant together for incineration, and the supernatant liquid, the kitchen residues and the organic slurry separated from the kitchen and the kitchen are subjected to anaerobic synergism;

regarding the kitchen waste, the main treatment process comprises pretreatment, grease extraction (organic), impurity removal, anaerobic fermentation, solid-liquid separation of digestive juice and biogas residue drying, and the pretreatment system mainly comprises: the kitchen waste is conveyed to a decomposition separator to be decomposed and pulped to prepare homogenized organic matter slurry, the homogenized slurry on the upper part is conveyed to a discharge tank by a pulping pump to be stored, the slurry with residues on the lower part enters a fiber separator at the bottom to be further processed, the separated residues are firstly dehydrated by a screw press through a residue extraction machine, and the non-biodegradable materials after dehydration can be incinerated. The kitchen waste organic slurry discharged from the discharge tank is pumped to the sterilization tank, so that the organic waste is sterilized and deodorized, and more grease can be melted. And (3) after the sterilized slurry is subjected to high-concentration impurity removal module to remove impurities which affect anaerobism and cannot be fermented, feeding the slurry into a three-phase centrifuge to perform grease separation. And after the treatment of a three-phase centrifuge, the separated grease is screened by a disc vibrating screen, enters an oil buffer tank and is finally pumped to an oil storage tank for storage. The bottlenecks encountered in the kitchen waste treatment at present are the removal of biogas residues and the treatment of biogas slurry, the cooperative treatment is favorable for the treatment of the biogas residues, and the cooperative treatment of the garden sewage together is favorable for the treatment of the biogas slurry of the kitchen.

The kitchen waste is separated into non-degradable heavy slag and light slag through a decomposition separator, a slurry-slag separation device and an impurity removal device, slag materials separated from the kitchen waste are conveyed to a waste incineration plant for incineration, and separated organic slurry is conveyed to an adjusting tank to be subjected to anaerobic treatment together with supernatant of excrement and organic slurry separated from the kitchen waste.

And (4) the kitchen waste organic slurry after the grease is separated, the kitchen waste organic slurry and the excrement supernatant are conveyed to an adjusting tank to be adjusted, and the kitchen waste organic slurry, the kitchen waste organic slurry and the excrement supernatant are conveyed to an anaerobic digestion system by a pump. Removing a large amount of organic materials through an anaerobic section, and treating biogas slurry through a sewage treatment station in a park after solid-liquid separation of digestive liquid; the biogas residues can be sent to a waste incineration plant for incineration disposal; burning the separated non-biodegradable slag (sand, stone, plastic, bamboo, fabric, metal, etc.); the extracted crude oil is transported outside for sale; the generated marsh gas is purified and then matched with a marsh gas generating set to generate electricity for use.

The problem of handling of the biogas residue that various organic matters anaerobically produced is great at present, and the problem of handling of biogas residue is solved in the biogas residue collaborative burning, because the biogas residue particle size is less, so directly carry to boiler pan feeding mouth through the trigger, compare and drop into the rubbish pit, more can be even and do not block up the leachate collection mouth. The biogas residue is dehydrated to about 65 percent of water content by a mechanical dehydration mode.

The non-biodegradable slag separated by the pretreatment of the kitchen and the like accounts for about 20 percent of the total amount of the kitchen and is directly sent to a garbage pit and the garbage is directly sent to a feeding port for incineration through a grab bucket.

Preferably, the park sewage treatment system comprises a pre-settling tank, an adjusting tank, an anaerobic tank, an intermediate water tank, a primary denitrification tank, a primary nitrification tank, a secondary reaction nitrification tank, a secondary nitrification tank, an external ultrafiltration membrane tank, a nanofiltration membrane tank and a reverse osmosis tank which are sequentially connected through pipelines;

a discharge port of the concentrated solution of the nanofiltration membrane tank is connected with the household garbage incineration power generation system;

the sludge discharge port of the external ultrafiltration membrane tank is connected with the sludge treatment system;

dewatering device among the municipal administration sludge treatment system, the delivery port of the comdenstion water that the dewatering degreaser of beasts and birds processing system dies of illness produced, the natural pond liquid outlet of digestion liquid solid-liquid separator in meal surplus, kitchen surplus and excrement and urine coprocessing system is connected to the preliminary sedimentation pond.

Garbage leachate from a household garbage incineration power generation system, condensed water from a livestock and poultry treatment plant dead of diseases, sewage from a sludge treatment plant and sewage from a kitchen and kitchen waste cooperative treatment plant are lifted to an adjusting tank through a lift pump, are lifted into an anaerobic water distribution system by an anaerobic water inlet lift pump and enter an anaerobic reactor, the anaerobic reactor adopts a UBF anaerobic reactor, and COD can be greatly degraded after the leachate is subjected to anaerobic reaction; the effluent enters an intermediate water tank through anaerobic effluent, and the intermediate water tank enters an aerobic system through a lifting pump. The biogas generated by anaerobic reaction is finally conveyed to a biogas power generation system through a biogas collecting and conveying system.

The wastewater in the intermediate water tank is lifted by a water inlet pump of the membrane biochemical reactor, filtered by a bag filter and then enters the membrane biochemical reactor MBR through a water distribution system, and biochemical organic matters are removed and biological denitrification is carried out; because the effluent water quality has strict requirements on total nitrogen, the biochemical part of the membrane biochemical reactor is provided with two-stage biological denitrification; the indexes of SS, ammonia nitrogen, total nitrogen and the like of the ultrafiltration effluent of the membrane biochemical reactor reach the discharge standard, the nanofiltration and the reverse osmosis are adopted to carry out advanced treatment on the effluent, and the effluent can reach the discharge standard after the advanced treatment of the nanofiltration and the reverse osmosis.

The SS content of biogas slurry obtained after synergetic anaerobic treatment of kitchens and the like is very high, the C/N ratio of filtrate obtained after sludge dehydration is disordered, and the C/N ratio can be adjusted by synergetic treatment of various waste waters, so that the sewage treatment of the whole system is facilitated.

Preferably, the slag and construction waste co-processing system comprises a slag processing system and a construction waste processing system;

the slag treatment system comprises a vibration feeder, a rotary screen, a crusher, a magnetic separator, a water separator and a vibration screening device which are connected in sequence;

the construction waste treatment system comprises a vibration feeder, a grading roller, a winnowing machine, a grouping crusher, a grading magnetic separator and a vibration screening machine;

and a material outlet of the winnowing machine is communicated with the household garbage incineration power generation system.

The utility model discloses following beneficial effect has:

the utility model discloses effectual multiple solid useless of comprehensive coprocessing, existing formation scale effect that is favorable to, pollutant centralized control, the department of going of final product obtains appropriate processing in the single material processing, and the cooperation of water processing system in the garden, each load is favorable to its processing, practice thrift the project investment, practice thrift land resource and energy efficiency, be favorable to the technique again, the integration linkage of project, form complete industrial chain pattern, the utilization ratio of the energy of improvement and the rate of utilization of equipment, reach more economy from energy and material angle. The method takes the efficient utilization and the cyclic utilization of resources as the core, and has better demonstration benefits in the aspects of energy conservation, environmental protection and the like: the recycling industrial park has a new mode of solid waste treatment, and obtains remarkable economic benefit, environmental protection benefit and social benefit. The high-efficiency cyclic utilization of heat energy, electric energy and biomass energy of resources is realized for materials among different treatment facilities in the park. Through the centralized treatment of sewage, odor, noise, residues and the like generated in the production process, the in-vivo digestion of wastes is realized, the cooperative treatment of pollutants is realized, and obvious environmental protection benefits are obtained.

Drawings

FIG. 1 is a flow chart of a domestic waste incineration process;

FIG. 2 is a municipal sludge treatment process;

FIG. 3 is a flow chart of a process for the synergistic treatment of kitchen waste, kitchen waste and excrement;

FIG. 4 is a flow chart of the treatment process of livestock and poultry died of illness;

FIG. 5 is a co-processing of construction waste with slag;

FIG. 6 is a park sewage treatment plant;

figure 7 is a diagram of a process cycle for a park.

Detailed Description

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1

As shown in fig. 1, a flow chart of a domestic waste incineration process is shown, light materials in domestic waste, biogas residues, dried sludge and construction waste in a park are transported to a mechanical grate type incinerator to be incinerated, medium-temperature and medium-pressure steam is generated to drive a steam turbine to do work and generate power, firstly, the energy consumption of all electric equipment in the park is met, and heat sources required by other processes in the park can be provided by a domestic waste incinerator. The produced slag and the construction waste are processed cooperatively to produce the construction material, the fly ash is processed in a solidification and landfill mode, and the percolate is conveyed to a sewage treatment plant in a park to be processed and reach the standard. The indexes of smoke, odor, leachate, noise and the like of the incineration plant all reach the national standard.

The domestic waste incineration plant provides power for whole garden, consumes the residue thing of other processing plants, and the waste liquid coprocessing that produced filtration liquid and other technologies produced, garden dispose multiple useless construction cost and the operation cost that is favorable to reducing whole garden in coordination, the standard management of being convenient for.

Example 2

As shown in figure 2, the municipal sludge treatment process is shown, municipal sludge with external water content of 80% and sludge produced by sewage treatment plants in a park are stirred in a sludge bin, appropriate reagents are added to modify the sludge, the sludge is dehydrated to water content of 65% by a mechanical dehydration mode, and then the sludge is dried by steam produced by an incinerator and is transported to a domestic waste incinerator for incineration after the dried sludge is dried to water content of about 40%. And conveying the sewage dewatered mechanically and the condensate water generated by drying to a sewage treatment plant in the park for sewage treatment to reach the standard.

Example 3

As shown in fig. 3, the kitchen, kitchen waste and excrement cooperative treatment process is shown.

Regarding the excrement, firstly carrying out solid-liquid separation, adding a flocculating agent into the separated liquid, then dehydrating, and treating excrement residues and supernatant liquid in a separating way, wherein the excrement residues, the garbage and impurities separated from the solid-liquid separation are transported to a garbage incineration plant together for incineration, and the supernatant liquid, the kitchen residues and the organic slurry separated from the kitchen and the kitchen are subjected to anaerobic synergism;

regarding the kitchen waste, the main treatment process comprises pretreatment, grease extraction (organic), impurity removal, anaerobic fermentation, solid-liquid separation of digestive juice and biogas residue drying, and the pretreatment system mainly comprises: the kitchen waste is conveyed to a decomposition separator to be decomposed and pulped to prepare homogenized organic matter slurry, the homogenized slurry on the upper part is conveyed to a discharge tank by a pulping pump to be stored, the slurry with residues on the lower part enters a fiber separator at the bottom to be further processed, the separated residues are firstly dehydrated by a screw press through a residue extraction machine, and the non-biodegradable materials after dehydration can be incinerated. The kitchen waste organic slurry discharged from the discharge tank is pumped to the sterilization tank, so that the organic waste is sterilized and deodorized, and more grease can be melted. And (3) after the sterilized slurry is subjected to high-concentration impurity removal module to remove impurities which affect anaerobism and cannot be fermented, feeding the slurry into a three-phase centrifuge to perform grease separation. And after the treatment of a three-phase centrifuge, the separated grease is screened by a disc vibrating screen, enters an oil buffer tank and is finally pumped to an oil storage tank for storage.

The kitchen waste is separated into non-degradable heavy slag and light slag through a decomposition separator, a slurry-slag separation device and an impurity removal device, slag materials separated from the kitchen waste are conveyed to a waste incineration plant for incineration, and separated organic slurry is conveyed to an adjusting tank to be subjected to anaerobic treatment together with supernatant of excrement and organic slurry separated from the kitchen waste.

And (4) the kitchen waste organic slurry after the grease is separated, the kitchen waste organic slurry and the excrement supernatant are conveyed to an adjusting tank to be adjusted, and the kitchen waste organic slurry, the kitchen waste organic slurry and the excrement supernatant are conveyed to an anaerobic digestion system by a pump. Removing a large amount of organic materials through an anaerobic section, and treating biogas slurry through a sewage treatment station in a park after solid-liquid separation of digestive liquid; the biogas residues can be sent to a waste incineration plant for incineration disposal; burning the separated non-biodegradable slag (sand, stone, plastic, bamboo, fabric, metal, etc.); the extracted crude oil is transported outside for sale; the generated marsh gas is purified and then matched with a marsh gas generating set to generate electricity for use.

Example 4

As shown in fig. 4, the process flow of the livestock and poultry dead disease treatment is shown, the collected livestock and poultry carcasses are sent to a refrigeration house for caching and classification, crushed by a whole livestock crusher and then subjected to high-temperature cooking sterilization to melt out oil, meat and bone meal and oil are separated by a dehydration and degreasing machine, crude oil and the meat and bone meal can be transported out for sale, and condensed water is conveyed to a sewage plant in a park for treatment to reach the discharge standard;

example 5

As shown in fig. 5, a process of co-processing construction waste and slag is shown, the slag generated by a waste incineration plant is co-processed with the construction waste, the slag is processed by processes of vibration feeding, drum screening, crushing, magnetic separation, water separation, vibration screening and the like, and a regenerated slag coarse aggregate and a regenerated slag fine aggregate are generated after the processing; the construction waste is subjected to vibration feeding, a grading roller, a winnowing machine, grading crushing, grading magnetic separation, a vibrating screen and other processes to finally produce high-quality recycled aggregate, recycled brick and tile coarse aggregate, recycled concrete coarse aggregate and the like; the residue soil screened out by the grading roller can be used as landfill soil or planting soil; conveying the light substances separated by the wind of the winnowing machine to a waste incineration plant for incineration; sorting metals by a treatment plant and selling the metals;

example 6

As shown in fig. 6, the process flow of sewage treatment in the garden is shown, the garbage leachate from the garbage incineration plant, the condensed water from the livestock and poultry treatment plant died of illness, the sewage from the sludge treatment plant and the sewage from the kitchen and kitchen waste cooperative treatment plant are lifted by a lift pump into an adjusting tank, and are lifted by an anaerobic water inlet lift pump into an anaerobic water distribution system to enter an anaerobic reactor, and the leachate is subjected to anaerobic reaction by using a UBF anaerobic reactor, so that COD can be greatly degraded; the effluent enters an intermediate water tank through anaerobic effluent, and the intermediate water tank enters an aerobic system through a lifting pump. Biogas generated by anaerobic reaction is finally conveyed to a biogas power generation system through a biogas collecting and conveying system;

the wastewater in the intermediate water tank is lifted by a water inlet pump of the membrane biochemical reactor, filtered by a bag filter and then enters the membrane biochemical reactor MBR through a water distribution system, and biochemical organic matters are removed and biological denitrification is carried out; because the effluent water quality has strict requirements on total nitrogen, the biochemical part of the membrane biochemical reactor is provided with two-stage biological denitrification; the indexes of SS, ammonia nitrogen, total nitrogen and the like of the ultrafiltration effluent of the membrane biochemical reactor reach the discharge standard, the nanofiltration and the reverse osmosis are adopted to carry out advanced treatment on the effluent, and the effluent can reach the discharge standard after the advanced treatment of the nanofiltration and the reverse osmosis.

FIG. 7 shows a process circulation system of a park, in which the garbage incineration power generation is used as a main line in the whole park, and an incineration plant can incinerate other processes to dry sludge, light materials, non-degradable residues and the like and provide power and steam heat sources for other processes; the whole park is provided with a sewage treatment plant for treating percolate of a domestic waste incineration plant, sewage of a sludge treatment plant, sewage of a kitchen and kitchen waste and excrement cooperative treatment plant, condensed water of a livestock and poultry treatment plant died of diseases and other wastewater of the park, and the treated reclaimed water can be reused in a waste incineration plant; the domestic waste incineration plant provides an electric power and a steam heat source for a sludge plant, provides a steam heat source for a livestock and poultry treatment plant died of diseases, provides a steam heat source for a sewage treatment plant and provides an electric power for a construction waste treatment plant; the slag generated by the household garbage incineration power generation system and the construction waste are subjected to cooperative treatment; the fly ash generated by the household garbage incineration power generation system is transported to a landfill site for landfill after being solidified.

Although the invention has been described in detail in the foregoing by way of general description, specific embodiments and experiments, it will be apparent to those skilled in the art that certain modifications and improvements may be made thereto based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (8)

1. A treatment system for various solid wastes in a circulating industrial park is characterized by comprising a park domestic waste incineration power generation system, a park sewage treatment system, a municipal sludge treatment system, a meal residue, kitchen residue and excrement cooperative treatment system, a livestock and poultry treatment system for death of diseases, a slag and building waste cooperative treatment system and a landfill;

a dried sludge discharge port of the municipal sludge treatment system, a biogas residue discharge port of the meal residue, kitchen residue and excrement synergistic treatment system, a light substance discharge port of the slag and building garbage synergistic treatment system and a concentrated solution discharge port of the park sewage treatment system are introduced into the household garbage incineration power generation system;

a condensed water outlet of the municipal sludge treatment system, a sewage outlet of the coordinated treatment system for meal residue, kitchen residue and excrement, a leachate outlet of a garbage pit in the municipal domestic waste incineration power generation system and a condensed water outlet of the livestock and poultry treatment system died of diseases are communicated into the municipal sewage treatment system;

and a steam outlet of the household garbage incineration power generation system is communicated with the livestock and poultry treatment system died of diseases and the municipal sludge treatment system.

2. The treatment system of claim 1, wherein a slag discharge port of the household garbage incineration power generation system is communicated with the slag and construction garbage co-treatment system, and a fly ash discharge port of the household garbage incineration power generation system is communicated with the landfill.

3. The treatment system of claim 1, wherein a sludge outlet of the municipal sewage treatment plant is connected to the municipal sludge treatment system.

4. The treatment system of claim 1, wherein the municipal sludge treatment system comprises a stirring device, a dewatering device and a drying device which are connected in sequence through a pipeline; the discharge port of the drying device is connected to the park domestic garbage incineration power generation system; the steam outlet of the garden household garbage incineration power generation system is connected with the drying device; and the water outlet of the dewatering device is connected to the park sewage treatment system.

5. The treatment system of claim 1, wherein the livestock and poultry treatment system died of illness comprises a livestock and poultry crusher, a high-temperature cooking machine and a dehydration and degreasing machine; and a water outlet of condensed water generated by the dehydration and degreasing machine is connected to the park sewage treatment system, and a steam outlet of the household garbage incineration power generation system is connected to the high-temperature cooking device.

6. The system of claim 1, wherein the cooperative system of food waste, kitchen waste and feces comprises a feces treatment system, a food waste treatment system and a kitchen waste treatment system;

the excrement treatment system comprises a solid-liquid separator, an adjusting tank, an anaerobic reactor, a digestion liquid solid-liquid separator and a biogas slurry nitrogen and phosphorus removal device; a supernatant outlet of the solid-liquid separator is connected to the regulating tank, and the regulating tank, the anaerobic reactor and the digestion liquid solid-liquid separator are sequentially connected through a pipeline;

the kitchen waste treatment system comprises a decomposition separator, a slurry-residue separator, a cooking sterilizer, an impurity removal device and a three-phase separation oil extraction device which are connected in sequence, wherein an organic slurry outlet in the three-phase separation oil extraction device is communicated with the regulating tank;

the kitchen waste treatment system and the kitchen waste treatment system share a decomposition separator, a slurry-residue separator and an impurity removal device, and an organic slurry outlet of the impurity removal device is connected with the regulating tank;

a biogas slurry outlet of the digestion liquid solid-liquid separator is connected to the park sewage treatment system;

and a biogas residue outlet of the digestion liquid solid-liquid separator is connected to the household garbage incineration power generation system.

7. The treatment system of claim 1, wherein the park sewage treatment system comprises a pre-settling tank, an adjusting tank, an anaerobic tank, an intermediate water tank, a primary denitrification tank, a primary nitrification tank, a secondary reactive nitrification tank, a secondary nitrification tank, an external ultrafiltration membrane tank, a nanofiltration membrane tank and a reverse osmosis tank which are sequentially connected through pipelines;

a discharge port of the concentrated solution of the nanofiltration membrane tank is connected with the household garbage incineration power generation system;

the sludge discharge port of the external ultrafiltration membrane tank is connected with the sludge treatment system;

dewatering device among the municipal administration sludge treatment system, the delivery port of the comdenstion water that the dewatering degreaser of beasts and birds processing system dies of illness produced, the natural pond liquid outlet of digestion liquid solid-liquid separator in meal surplus, kitchen surplus and excrement and urine coprocessing system is connected to the preliminary sedimentation pond.

8. The treatment system of claim 1, wherein the slag and construction waste co-treatment system comprises a slag treatment system and a construction waste treatment system;

the slag treatment system comprises a vibration feeder, a rotary screen, a crusher, a magnetic separator, a water separator and a vibration screening device which are connected in sequence;

the construction waste treatment system comprises a vibration feeder, a grading roller, a winnowing machine, a grouping crusher, a grading magnetic separator and a vibration screening machine;

and a material outlet of the winnowing machine is communicated with the household garbage incineration power generation system.

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