Kitchen and incineration integrated cooperative treatment process

A co-processing and process technology, applied in incinerators, biomass post-processing, biomass pre-processing, etc., can solve the problem of increasing investment costs and operation and management costs, difficulty in controlling odor and surrounding environment, and inability to realize resource integration. Utilize and other issues to achieve the effect of reducing cost, optimizing building layout, and improving profitability

Pending Publication Date: 2021-05-11
EVERBRIGHT ENVIRONMENTAL PROTECTION CHINA +2
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AI-Extracted Technical Summary

Problems solved by technology

[0003] General collaborative projects need to establish new transmission lines, which generate energy consumption during power transmission and cannot realize comprehensive utilization of resources. General collaborative projects need to be equipped with production and domestic water pipe networks; increase investment costs and operation management costs, General collaborative projects: New steam boilers or long-distance transportation are required, which will increase investment costs and operation management costs. At the same time, there will be heat loss during the transportation proce...
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Method used

In the present embodiment, by incinerating domestic waste, a large amount of standard coal can be saved, and the emission index of flue gas pollutants reaches the European Union 2010 standard, and the emission index of particularly nitrogen oxides has reached the environmental assessment requirement 70 milligrams per cubic meter.
In the present embodiment, reduce the gap between hopper and conveying channel under the premise of not affecting bucket elevator conveying channel, and increase the effective length of bucket elevator feed screw, to reduce material in feed screw and hopper Stacking and hanging between them, and a material receiving drawer that can be easily opened and closed is designed at the bottom of the bucket elevator to facilitate the cleaning of spilled materials.
In the present embodiment, the kitchen waste treatment station also includes: a biogas slurry temporary storage box connected to a three-phase separator; the biogas slurry temporary storage box is suitable for storing biogas slurry, and the biogas slurry is switched to output To the adjustment tank in the sewage pond or leachate treatment station, it can reduce the COD and oil content in the biogas slurry.
In the present embodiment, the present embodiment can realize simultaneous design, simultaneous construction, and simultaneous operation by building a kitchen waste treatment station and a domestic waste incineration station at the same site, and by sharing infrastructure, technical coordination, and complementary raw materials Compared with general collaborative projects, it reduces the investment in main and auxiliary production construction projects and land costs, reduces the amortization cost of later operations, improves profitability, further saves land resources, optimizes the layout of buildings and structures, and achieves the realization of reducing the total cost A win-win goal of economic and environmental benefits.
In this embodiment, the kitchen waste treatment station and the domestic waste incineration station are co-built at the same site, designed simultaneously, constructed simultaneously, and put into operation simultaneously, through shared infrastructure, technical collaboration, and complementary raw materials, compared to general Collaborative projects, the integrate...
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Abstract

The invention particularly relates to a kitchen and incineration integrated cooperative treatment process. The kitchen and incineration integrated cooperative treatment process comprises the steps that a kitchen waste treatment station and a household waste incineration station are built at the same site; solid residues and slurry in kitchen waste are separated through the kitchen waste treatment station; solid residues, slurry and household waste separated from the kitchen waste are incinerated through the household waste incineration station so as to produce electric energy, steam and production water; and the electric energy, the steam and the production water are supplied to the kitchen waste treatment station and the household waste incineration station to be used. The kitchen waste treatment station and the household waste incineration station are built at the same site, simultaneous design, simultaneous construction and simultaneous operation can be achieved, investment of main and auxiliary production building engineering and land cost is reduced through infrastructure sharing, technology collaboration and raw material complementation, the amortization cost of later operation is reduced, the profitability is improved, land resources are saved, and building arrangement is optimized.

Application Domain

Bioreactor/fermenter combinationsBiological substance pretreatments +6

Technology Topic

Waste treatmentRefuse Disposals +5

Image

  • Kitchen and incineration integrated cooperative treatment process
  • Kitchen and incineration integrated cooperative treatment process

Examples

  • Experimental program(1)

Example Embodiment

[0023]Example 1
[0024]figure 1 It is a flow chart of a kitchen and incineration integration synergistic treatment process.
[0025]In this embodiment, iffigure 1 As shown, this embodiment provides a kitchen and incineration integration synergistic process, including: the same part-way construction kitchen waste disposal station and domestic waste incineration station; separated kitchen waste in the kitchen waste treatment station And slurry; burn the solid, slurry and domestic garbage from the kitchen garbage through the domestic waste incineration station to produce electrical energy, steam, production water; electric energy, steam, water supply, water supply, waste treatment station and domestic garbage Burning station is used.
[0026]In the present embodiment, the present embodiment is built at the same way to build a kitchen waste disposal station and the domestic waste incineration station. It can achieve simultaneous design, simultaneous construction, while investing in operation. By sharing infrastructure, technology synergies, raw materials complementary, compared Generally collaborative project, making the investment in the main supplementation project and land costs, reducing the amortization cost of the post-operation, improving profitability, further saving land resources, building arrangement, optimizing, reducing total cost implementation economic and environment Benefit win-win.
[0027]In the present embodiment, the method of constructing a kitchen waste treatment station and a living waste incineration station includes: laying the kitchen waste disposal station below the domestic waste incineration station, pioneing a kitchen waste disposal station and living waste incineration The station will design, highly integrated, integrated new models, can deal with kitchen garbage, domestic garbage, kitchen waste oil, and produce grease, biogas.
[0028]figure 2It is a principle block diagram of a kitchen and incineration integration synergistic processing process.
[0029]In this embodiment, iffigure 2As shown, the method of separating the slag and slurry in the kitchen waste treatment station includes: putting a kitchen garbage to a kitchen waste disposal station, and the food waste disposal station includes: kitchen pretreatment Workshop, gravistive mesh, biaxial crusher, star rolling screen, press, press, filter machine, steamer, three-phase separator and sanding cache can; kitchen wastewater From the drainage mesh board, enter the sanding cache can be used; the biaxial crusher is suitable for breaking the tubing of the drum, and the crushing is sent to the disc rolling screen after crushing; the disc rolling screen is suitable Brightness is sieved from the broken kitchen waste after the particle size, and is delivered to the domestic waste incineration station; the selected sieve is delivered to the press, the press is suitable. Solid-liquid separation is solidified by solid-liquid separation into solid-liquid and slurry, that is, the press is delivered to the domestic waste incineration station, the slurry is from the press from the press to the sandstock cache can; the sandstone cache can pass through the spin Flowing sand removal of free water, slurry deposition and suspended gravel; the filter machine is adapted to receive the slurry delivered by the sandstone cache tank, and among the slurry, the kitchen waste, and the slurry by the steamed canister After the cooking, the three-phase separator is adapted to separate the organic solid phase, the aqueous phase, and the oil phase, i.e. the organic solid phase and the aqueous mixture,, for anaerobic fermentation, from the slurry. Liquid and biogas; the oil separated from the oil phase is conveyed to the oil tank storage, and the "three" treatment of the kitchen waste is achieved with the high-efficiency synergistic treatment mode of domestic garbage and kitchen waste.
[0030]In this embodiment, iffigure 2As shown, the lapse, slurry, and domestic garbage separated from the kitchen garbage is incinerated by the domestic waste incineration station, which produces electric energy, steam, and water production. The method of producing water is included in the production of garbage and kitchen waste treatment station. Solid residue in the kitchen garbage, slurry is placed to the domestic waste incineration station, and the domestic waste incineration station includes: mechanical furnace, incinerator, medium temperature high pressure waste heat boiler, condenser steam turbine generator set and leacation treatment station The mechanical furnace is adapted to incinerate solid residue and domestic waste; the medium temperature high pressure waste heat boiler is suitable for accommodating high temperature flue gas generated by the mechanical furnace incinerator incineration, and oozing the kitchen waste disposal station The filtrate and the liquid filtration of the domestic waste incineration are heated to generate steam, and return to the kitchen waste treatment station; the steam generated by the medium temperature high pressure waste heat boiler enters the condenser steam generator set, and returns the electric energy to The kitchen waste treatment station; and the leachate treatment site is suitable for filtration of perfiltration in the kitchen waste treatment station and filtrates for filtration to produce water, to provide food waste disposal stations and / or domestic garbage Burning station is used.
[0031]In this embodiment, by incineration of domestic waste, it can save a large number of standard coal, and the flue gas pollutant emission indicators reach the EU 2010 standard, especially the nitrogen oxide emission indicators reached 70 mg per cube.
[0032]In the present embodiment, the food-cupping waste disposal station also includes: a kitchen anion oxygen tank; the food cook is adapted to collect a drainage mesh leaching liquid and a three-phase separator from the slurry. An organic solid phase, aqueous phase mixture was carried out for anaerobic fermentation; the diaphragm treatment station provided a sewage station anaerobic tank, i.e., the food cuisine uterine tank and the sewage station anaerobic tank in the same region.
[0033]In the present embodiment, the kitchen waste disposal station and the domestic waste incineration station are jointly designed, and simultaneously, simultaneously, simultaneous investment operations, through infrastructure sharing, technology synergy, complementary material complement, compared to general collaborative projects, The integrated synergy is further saving land resources, and the construction arrangement is optimized. It has reached the reduction of total cost to achieve economic and environmental benefits; the kitchen waste treatment station and the domestic waste incineration station are in the same address, and the kitchen pre-treatment workshop is arranged Domestic garbage unloading platform; the kitchen oxygen tank and sewage station anaerobic tanks are arranged in the region; the logistics entrance, roads, bridges, unloading halls, office areas, central control rooms, etc., can avoid duplication of construction, saving land costs Reduce investment costs; due to the sharing of some production systems and facilities, it can reduce relevant personnel to prepare, reduce management costs, improve management efficiency; if they do not need to build new transport electric lines after approval by the electricity department, they can directly adopt condensation. The transport electrical line of the type steam generator set reduces the loss of electricity, and realizes the maximization of resources. The living water network and the utility network of the living water pipe network of the food waste incineration station. Production water is from the Liquestal treatment station Renew, reduce the investment cost of the water pipe network, save the equipment, improve equipment utilization, steam can be taken from the steam in the medium temperature high pressure waste heat boiler, reduce investment costs of dilutive equipment or long-distance delivery, save equipment It covers an area, reducing energy consumption, improves equipment utilization, and solids can be directly delivered to mechanical furnace incineration furnace incineration power generation, the waste is transported under relatively sealed transportation conditions, which greatly reduces environmental impact, and also reduces transportation costs.
[0034]In the present embodiment, the food garbage disposal station and the domestic waste incineration station are transported by corresponding struggles; the stripping machine includes: a bucket and a hopper located on the striker; the edge of the hopper The flakes are provided, and the test drawer is provided at the bottom of the fighting machine to facilitate cleaning the fading material.
[0035]In the present embodiment, the gap of the hopper and the conveying channel is reduced without affecting the conveying channel of the bucket, and the effective length of the fighter feed spiral is increased to reduce the material between the material in the feed spiral and hopper. Hanging, and can be conveniently switched to the cleaning of the material.
[0036]In the present embodiment, the kitchen waste disposal station also includes a biogasic storage tank connecting a three-phase separator; the tuck syntlerographic box is adapted to store a matrix, and the biogaside is switched out to the sewage pool. Or the regulating pool in the leachate treatment station can achieve COD and oil content in biogasic acid.
[0037]In the present embodiment, the meal kitchen pre-treatment workshop is provided with two steel platforms, and the steel platform is made of stainless steel pattern, which is easy to clean, and beautiful and anti-corrosion effect.
[0038]In the present embodiment, the kitchen waste disposal station comprises: an oil discharge platform; the discharge platform is adapted to remove oil in the tank to facilitate loading.
[0039]In the present embodiment, the incineration integration synergistic treatment process also includes: emergency landfills produced by the kitchen waste treatment station and the domestic waste incineration station.
[0040]In summary, the present invention enables simultaneous design and construction, simultaneous investment operation through the same address, simultaneous construction, simultaneous input operation, compared to general cooperation by sharing infrastructure, technology synergies, raw materials The project has reduced investment in the main supplement of construction projects and land costs, which reduces the amortization cost of the later operation, improves profitability, further saves land resources, and optimizes the construction arrangement, reaching the reduction of total cost implementation of economic and environmental benefits purpose.
[0041]The various devices (not shown in the specific structure) of the present application are all general standard parts or those known to those skilled in the art, and their structures and principles are those skilled in the art to learn or through a conventional experimental method. Know. Further, both the software programs according to the present application are prior art, and the present application does not involve any improvements to the software program.

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Description & Claims & Application Information

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