CN103232133B - Composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal - Google Patents
Composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal Download PDFInfo
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- CN103232133B CN103232133B CN201210197910.4A CN201210197910A CN103232133B CN 103232133 B CN103232133 B CN 103232133B CN 201210197910 A CN201210197910 A CN 201210197910A CN 103232133 B CN103232133 B CN 103232133B
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- 239000000126 substance Substances 0.000 title claims abstract description 30
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Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- 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
Landscapes
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
This patent relates to composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal.Primarily of mechanical solid-liquid separation unit; Composite bio-chemical processing unit; Coupling physicochemical treatment unit; The continuous operational system of refuse comprehensive treating process unit combination.This patent adopts plant capillary biofilm bed technology, shrub type plant shifts out heavy metal technology, flocculate network and reaction technology, inorganic membrane filtration technology and optical, electrical, film coupling desalting technology, can effectively except objectionable impurities and heavy metal element in decontaminated water, middle water after process reaches emission standard, also can be recycled.In addition, this patent adopts microbial fermentation technology and Pintsch process technology that refuse, mud, shrub type plant yule logs are converted into Nutrition Soil, gac, tar and electric energy, realizes the object turned waste into wealth with pollution emission reduction or zero emission.This patent can be applicable to the process of organic sewage, industrial sewage, especially good to the treatment effect of percolate.
Description
Technical field
This patent relates to a kind of composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal.Belong to technical field of sewage, be applicable to the process of organic and inorganic sewage of the high density of complicated component, high suspended matter and heavy metal contamination, effective especially to landfill leachate treatment.
Technical background
At present, there are two difficult problems in wastewater treatment in China field technique and technology: one is Sewage treatment systems complicated operation, construction cost and running cost high; Two is that poisonous in mud and dense water in sewage treatment process, harmful pollution matter and heavy metal element cannot be eliminated, but by directly discharging or land-fill method return to the nature circle, causes the secondary pollution of ecotope.
Summary of the invention
For overcoming the defect in prior art, the invention provides one " composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal ".This process application is in the process of the organic and inorganic sewage of the high density of complicated component, high suspended matter and heavy metal contamination, especially good to the treatment effect of percolate.Patent of the present invention possesses that investment is little, running cost is low and the advantage such as easy to operate, simultaneously transferable harmful pollution matter and heavy metal element shifted out, and realizes pollution emission reduction or zero release object.
The present invention realizes above-mentioned purpose technical scheme: composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, and this technique is by mechanical solid-liquid separation unit; Composite bio-chemical processing unit; Coupling physicochemical treatment unit; The continuous operation process system of refuse comprehensive treating process unit combination.
Mechanical solid-liquid separation unit of the present invention is by waste-filling pool, rotary drum hydraulic screen, screw extruding type solid-liquid separator is connected in sequence, this unit is by nothing blocking sump pump, rotary drum hydraulic screen sewage storehouse, the former sump of rotary drum hydraulic screen, rotary drum hydraulic screen scraper plate, motor drives rotating cylindrical body wedge shape diagrid, suspended substance in sewage and graininess magazins' layout are deviate from moisture by the mechanized equipment of screw extruding type solid-liquid separator and mechanical transmission device composition, solid phase after separation and waste residue, waste residue water ratio about 45 ~ 50%, liquid phase after separation and stoste, suspended substance and graininess removal of impurity 75 ~ 80%, waste residue sends into waste residue by mechanical transmission equipment, mud collecting tank, as refuse comprehensive treating process unit Biologically-fermentorganic organic fertilizer or Nutrition Soil raw materials for production, refuse comprehensive treating process is carried out by Unit the 4th, stoste sends into plant capillary biofilm bed stoste pond, carries out biochemical treatment by second unit.
Composite bio-chemical processing unit of the present invention is stored dirty settling tank, shrub type artificial swamp, shrub type artificial swamp reservoir and siphon pipe be connected in sequence by plant capillary biofilm bed stoste pond, plant capillary biofilm bed, plant capillary biofilm bed reservoir, shrub type artificial swamp, described in this unit, plant capillary biofilm bed stoste pond is connected by pipeline and valve respectively with the outlet in rotary drum hydraulic screen stoste storehouse and the outlet of screw extruding type solid-liquid separator liquid phase, and this connection is that power configures without the need to pump with gravitational difference; Capillary biofilm bed reservoir described in this unit is puddled pond by siphon pipe and flocculation respectively with shrub type artificial swamp reservoir and is connected; Shrub type artificial swamp described in this unit stores dirty settling tank and exports be connected by pipeline and valve with the outlet of inverse spiral reactor, the dense water out of fine filter, heavy water that is optical, electrical, film coupling producer respectively, and this pipeline is that power configures without the need to pump with gravitational difference.Capillary biofilm bed described in this unit is that culturing micro-organisms makes it to form capillary microbial film on the capillary structure of waterplant rhizome, when effluent stream is through capillary biofilm bed, pollutant is degraded, and declines 40 ~ 45%, TDS declines 60 ~ 65% through the sewage of biofilm bed and filtrate COD; Shrub type artificial swamp described in this unit is using shrub type plant as absorbing and the carrier of heavy metal element of dissolving, heavy metal element is transferred in shrub type diseases on plant stalk, shifted out by shrub containing pollutant and heavy metal element by periodically taking turns to cut down, the shrub yule logs be moved out of carry out refuse comprehensive treating process as biomass material by the Pintsch process of Unit the 4th.Shrub type artificial swamp described in this unit stores the structure that dirty settling tank is the lower cone in top, top 2/3 is square, there is a rectangle water stream channel above square inner side-wall and inlay a vertical diagrid, entering shrub type artificial swamp in order to tackle floating class foreign material; Bottom 1/3 is right circular cone, bottom right circular cone, a desilting auger is installed, in order to the mud of scavenger precipitation, the mud be suggested is sent in waste residue, slurry collecting pond by mechanical transmission device, as refuse comprehensive treating process unit Biologically-fermentorganic organic fertilizer or Nutrition Soil raw materials for production, carry out refuse comprehensive treating process by Unit the 4th; The treating processes of composite bio-chemical unit of the present invention is that former water enters plant capillary biofilm bed by rectangular parallelepiped water stream channel bottom plant capillary biofilm bed stoste pond, biofilm bed sewage is with flow lifting type through microbial film, flows into biofilm bed reservoir through biomembranous filtrate with flat flow; The clear liquor that shrub type artificial swamp stores dirty settling tank flows into artificial swamp with flat flow by top oblong channels, and the supernatant entering artificial swamp flows into shrub type artificial swamp reservoir through Bushes Roots and packing layer by bottom oblong channels with percolation type.
Coupling materialization unit of the present invention is puddled pond, trinity flocculation reactor, fine filter and optical, electrical, the film desalting plant that is coupled by flocculation and is connected to form successively, described in this unit, pond is puddled in flocculation is import in this pond by siphon pipe respectively by the filtrate of the filtrate of plant capillary biofilm bed reservoir and shrub type artificial swamp reservoir, add appropriate flocculation agent puddles evenly by agitator in pond simultaneously, the mixed solution of filtrate and flocculation agent, then carry out flocculation network and reaction by the spiral reactor of sump pump in pond and pipeline feeding trinity flocculation reactor; Trinity spiral reactor described in this unit is superposed to the equipment of integral structure by concentric, reducing, not contour two cone tanks and right cylinder tank, center is spiral reactor, the second layer is inverse spiral reactor, skin is clarification flow container, the diameter of spiral reactor and be highly less than inverse spiral reactor, interlayer forms an open channel and is referred to as first channel; Inverse spiral reactor diameter and be highly less than clarification flow container, interlayer forms an open channel and is referred to as second passage, after flocculation mixed solution described above sends into spiral reactor by sump pump, in spiral reactor, network and reaction is completed in spiral mode, reacted floss or flocculus sink to inverse spiral reactor bottom by first channel, clear liquor flows into clarification flow container by second passage, inverse spiral reactor bottom outlet stores dirty settling tank with shrub type artificial swamp and is communicated with, and floss mixed solution is entered shrub type artificial swamp and stores dirty settling tank; The outlet of clear liquor pot bottom is connected with secondary filter, clear liquor is sent into film treatment facility by pipeline and high-pressure pump and carries out advanced treatment; Fine filter described in this unit selects that contamination resistance is strong, acid and alkali-resistance, the inorganic ceramic membrane module that easily recovers, fine filter runs with high pressure cross-current flow, dense water out stores dirty settling tank with shrub type artificial swamp and is communicated with, and the desalination that is coupled of filtrate outlet and optical, electrical, film is equipped import and is connected; Optical, electrical described in this unit, film coupling desalter is coupled to form by electrolysis generator, laser catalyst converter and nano filter membrance device, is gone out H behind the filtrate inflow territory, electrolysis zone of fine filter by electrolysis
+and HO
-ion, with metal ion in filtrate or nonmetallic ion generation electrolytic reaction under laser katalysis, form heavy water and flow to heavy water region that is optical, electrical, film coupling desalter, optical, electrical, film coupling desalter heavy water outlet stores dirty settling tank by pipeline with shrub type artificial swamp and is communicated with; In electrolytic reaction simultaneously, the macromolecular mass water of 13 ~ 16 water moleculess is converted to the small-micelle water of 4 ~ 6 water moleculess to filtrate, enters middle sump through nanofiltration membrane, and middle sump outlet accesses Treated sewage reusing pipe network by pipeline.
Refuse comprehensive treating process unit of the present invention is by waste residue, mud collecting tank, composting organisms fermentation bed, high-temperature cracking furnace and generating set composition, waste residue described in this unit, mud collecting tank and composting organisms fermentation bed are by the solid-state waste residue of mechanical solid-liquid separation unit output, the mud of plant capillary biofilm bed precipitation, shrub type artificial swamp stores the throw out centralized collection of dirty settling tank output to this pond, add microorganism and regulate biochemical indicator, waste residue after adjustment and mud are sent into and are biological fermentation bedly carried out compost fermentation, waste residue after the fermentation of composting organisms fermentation bed and mud can be used as agriculture field Nutrition Soil or as fertilizer processing enterprise organic fertilizer production raw material, high-temperature cracking furnace described in this unit is cut down by the plant cycle of shrub type artificial swamp wheel to shift out, shrub type plant after shifting out is through Pintsch process output tar and gac, pyrolyzer heat energy is used for generating, the large series products of this unit output four, one is activated carbon, for the water-purifying material of water treatment field, two is tar, and as chemical enterprise raw materials for production, heavy metal can be separated by refinement by tar, three is heat, generates electricity for generating set, four is Nutrition Soil or organic fertilizer raw material.
Patent of the present invention adopts mechanical solid-liquid separation to equip and is separated larger particles impurity in sewage; Adopt Assessment of Organic Pollution impurity in plant capillary biofilm bed degradation of sewage; Use the treatment technology of colloidal type impurity and the molecule impurity that dams in the equipment network of efficient flocculant, trinity flocculation reactor and inorganic ceramic fine filter and sewage, effectively reduce SS value 95%, COD value 80%, TDS value more than 50% in sewage.Patent of the present invention uses optical, electrical, film coupling desalination in addition and shrub type artificial swamp absorbs, the technique of dissolve pollutant and heavy metal and technology, except pollution substances more than 90% such as salt, metal, heavy metals in decontaminated water, can effectively control the secondary pollution to environment of salt, metal and heavy metal.In addition, the water after the technique and Technology and equipment process of patent of the present invention is the small-micelle water of 4 ~ 6 water moleculess.
Patent of the present invention can be applicable to the process of extensive municipal wastewater, town domestic sewage, industrial and mining enterprises' waste water and percolate; Also be applicable to the process of small-scale service location sewage, hotel's sewage, residential cell sewage or aquaculture wastewater and bio-fermented liquid simultaneously.
Below in conjunction with Figure of description and example, further illustrate concrete technology of the present invention and know-why.
Accompanying drawing explanation
Fig. 1 system process skeleton diagram
Fig. 2 technique and technical schematic diagram
Embodiment
Above accompanying drawing is one of embodiment of the present invention.With reference to accompanying drawing, some explanations are done to the present embodiment.Fig. 1 is system process block diagram of the present invention.This is the overall framework of the embodiment of the present invention.
Composition graphs 1 and Fig. 2 understand technique of the present invention and technological system principle.
As seen from Figure 1, present invention process and technology are totally divided into four macroplates.
100 is the present invention's machinery solid-liquid separation units, comprising: 001 waste-filling pool, 021 is without blocking sump pump and pipeline, 002 hydraulic screen and 003 screw extruding type solid-liquid separator.Silt in sewage in waste-filling pool, stone, stalk, hair, and the larger particles impurity such as metal, degraded is difficult to and easy blocking pipe by microorganism, for alleviating the normal operation of plant capillary microbial film processing load and system, by sewage in waste-filling pool by the sewage storehouse 012 sending into rotary drum hydraulic screen without blocking sump pump and pipeline 021, right cylinder wedge shape screen cloth 011 is driven to rotate by motor, under gravity and centrifugal action, water enters rotary drum hydraulic screen through screen cloth and goes out sump 013, graininess impurity is trapped and is attached on screen cloth wall and is scraped into screw extruding type solid-liquid separator hopper 015 by scraper plate 014, graininess impurity water ratio after hydraulic screen is separated is higher general between 75 ~ 80%, two step separation must be carried out by screw extruding type solid-liquid separator 003, the isolated graininess impurity of rotary drum hydraulic screen to send in screw extrusion thorax 016 by screw extruding type solid-liquid separator hopper, under the thrust driving rotating screw axle 017 from motor and tension force effect, moisture extrusion in graininess impurity is flowed into separating machine collect cavity through screen cloth in thorax 018, plant capillary biofilm bed stoste pond 024 is entered by separating machine liquid-phase outlet 019 and pipeline 021, treat next unit process, be extruded the graininess impurity after dehydration to be released (solid phase water ratio is between 45 ~ 50%) by screw extrusion separator solid-phase outlet 020, waste residue and mud collecting tank 004 is sent into by mechanical moving device, treat biological fermentative processing, as the raw material that fertilizer or Nutrition Soil are produced.
200 is composite bio-chemical processing units of the present invention, comprising: plant capillary biofilm bed stoste pond 024, plant capillary biofilm bed 025, plant capillary biofilm bed reservoir 026, siphon pipe 027 and 028, shrub type artificial swamp store dirty settling tank 029, shrub type artificial swamp 030, shrub type artificial swamp reservoir 031, auger 034 and diagrid 032,033.Plant capillary biofilm bed described in this unit is by the culturing micro-organisms on the capillary structure of waterplant root of the dependence between microorganism and plant, a large amount of microorganism is colonized on root system of plant and forms plant capillary microbial film.As shown in Figure 2, plant capillary biofilm bed stoste pond 024 sewage (stoste) flows into plant capillary biological fluidized bed 025 by bottom oblong channels, in sewage, pollutant is degraded by microorganisms and is retained by plant capillary microbial film, filtrate through plant capillary biofilm bed flows into plant capillary biofilm bed reservoir 015, treats next unit process.Bush artificial swamp described in this unit is for repair materials with shrub type plant, by contaminative impurity such as shrub type plant absorption and heavy metal, salt, ionic state, saturated mode and the colloids of dissolving in sewage, being transferred in diseases on plant stalk, being shifted out by periodically taking turns to cut down.As shown in Figure 2, the dense water that the cotton-shaped sewage refluxed by inverse spiral reactor, fine filter reflux and heavy water that is optical, electrical, the backflow of film desalter store gravitate in dirty settling tank at shrub type artificial swamp, floc sedimentation, mud sediment are bottom centrum pond, sewage then moves upward through diagrid inflow shrub type artificial swamp 030, in sewage, the contaminative such as salt, heavy metal impurity is by shrub type plant absorption with dissolve, filter through shrub type Performance of Constructed Wetlands Substrates layer again, flow into shrub type wetland reservoir 035 through diagrid 033, treat next unit process.
300 is that the present invention is coupled physicochemical treatment unit, comprising: flocculation is puddled pond 006, trinity flocculation reactor 008, fine filter 009 and optical, electrical, film desalter 010 and formed.Trinity flocculation reactor described in this unit is filled with in one by spiral reactor, inverse spiral reactor and clear liquor, and spiral reaction, flocculus sedimentation are separated three process continuous with clear liquor and once complete.As shown in Figure 2, plant capillary biofilm bed filtrate and shrub type artificial swamp filtrate are respectively by siphon pipe 027, 029 sucks flocculation puddles pond, add certain proportion flocculation agent to be stirred by agitator 036, spiral reactor is sent into again by sump pump 037, the mixed solution of sewage and flocculation agent fully reacts in spiral mode in spiral reactor, along with the rising of reaction height, clear liquor and flocculus boundary layer is formed between the suitable for reading and inverse spiral reactor of spiral reactor is suitable for reading, flocculus by spiral reactor edge suitable for reading outer wall rapid subsidence in inverse spiral reactor bottom, dirty settling tank is stored by the pipeline 029 shrub type artificial swamp that refluxes, clear liquor flows into clear liquor by inverse spiral reactor edge suitable for reading outer wall and fills with.Fine filter 009 described in this unit adopts contamination resistance strong, and the inner pressed inorganic ceramic membrane module of acid and alkali-resistance is filtering material, runs with pressure-driven cross-current flow.As shown in Figure 2, the water storage of fine filter sent into by the clear liquor of trinity flocculation reactor by high-pressure pump and pipeline 041, the material that molecular grouping is less under pressure-driven and water enter out sump through film, sends into photovoltaic films desalter by pipeline; Be blocked compared with macromolecular mass water-soluble substances and enter dense sump, store dirty settling tank by back of pipeline purling die model artificial swamp.Optical, electrical described in this unit, film coupling desalter is that halogen compound, salt compounds, oxynitride in clear liquor are generated free state element and radical valence compound, at the H that laser katalysis and water power solve by big current forceful electric power solution
+, HO
-ion carries out ion-exchange under participating in, and in exchange process, water clusters from large to small, and the water of subset enters middle sump through nanofiltration membrane, then grid reuse in being sent into by outlet; The free state element retained by nanofiltration membrane and radical valence compound form heavy water at ion exchange process and store dirty settling tank by the pipeline 031 shrub type artificial swamp that refluxes.As shown in Figure 2, the clear liquor of trinity spiral reactor sends into optical, electrical, film coupling desalter by high-pressure pump and pipeline 043, HSiO in clear liquor
3 -, Po
4 -, cl
-, CO
3 -, SO
3 -, HCO
3 -, NO
3 -, SO
3 -, Cr
6+, Fe
2+, Ca
++, Zu
++, Mg
++, Cd
++, H
+and OH
-be ionized out in electrolysis region 044 Deng dissociate element and radical valence compound of free state, these free state elements and radical valence compound under the katalysis of laser from newly-generated HO
2, O
2↑, H ↑ or N ↑ and from newly-generated KNO
3-, Kcl, MgSO
3, the inorganic salts compound such as CaCO heavy water, store dirty settling tank by heavy water district 045 and the pipeline 031 shrub type artificial swamp that refluxes; Clear liquor macromolecular mass water of 13 ~ 16 water moleculess in electrolysis and ion exchange process in electrolysis region is converted into the small-micelle water of 4 ~ 6 water moleculess, and entering out sump 047 through nanofiltration membrane 046 has outlet 048 to send into Treated sewage reusing pipe network.
400 is this patent waste comprehensive treating process unit, this unit comprises two aspects, one is the waste residue of mechanical solid-liquid separation unit generation and the mud of composite bio-chemical unit generation, focus on waste residue, mud collecting tank adds microorganism and carries out Secondary Fermentation, remove moisture content and harmful virus, germ produces Nutrition Soil or the raw material as organic fertilizer production, as shown in Figure 2, the waste residue that screw extruding type solid-liquid separator 003 is released sends into waste residue by mechanical moving device, mud collecting tank 004, the throw out that shrub type artificial swamp stores in dirty settling tank is proposed to send into waste residue by auger 034, mud collecting tank 004, waste residue and mud add microorganism and puddle rear feeding biological compost fermentation bed compost.Two is that the hazardous trace elements such as the plant absorption of shrub type artificial swamp and heavy metal of dissolving in sewage is in limb, cut down by wheel and it is shifted out from artificial swamp, the source of pollution such as heavy metal shift out by the shifting out to be equal to of plant, the shrub type limb be moved out of is dried simultaneously and decompose output tar and gac through high-temperature cracking furnace, gac can be used as the sorbing material of clean water treatment, tar continues to refine produces industrial chemicals and trace element, can be used for other field regenerative ratio.
In sum, the technical process of Patent design of the present invention and technological line meet hydromeehanics, physiotechnology, phytoremediation engineering science and environmental engineering principle.
Claims (14)
1. composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that mainly comprising by mechanical solid-liquid separation unit, composite bio-chemical processing unit, coupling physicochemical treatment unit, the continuous operational system of refuse comprehensive treating process unit combination, described mechanical solid-liquid separation unit is by waste-filling pool, rotary drum hydraulic screen, screw extruding type solid-liquid separator is connected in sequence, this unit is by suspended substance in sewage and graininess magazins' layout and remove moisture, solid phase after separation and waste residue, waste residue water ratio 45 ~ 50%, liquid phase after separation and stoste, suspended substance and graininess removal of impurity 75 ~ 80%, waste residue sends into waste residue by mechanical transmission equipment, mud collecting tank, as refuse comprehensive treating process unit Biologically-fermentorganic organic fertilizer or Nutrition Soil raw materials for production, stoste sends into plant capillary biofilm bed stoste pond, carries out biochemical treatment by second unit, described composite bio-chemical processing unit is by plant capillary biofilm bed stoste pond, plant capillary biofilm bed, plant capillary biofilm bed reservoir, shrub type artificial swamp stores dirty settling tank, shrub type artificial swamp, shrub type artificial swamp reservoir and siphon pipe are connected in sequence, this unit, one is culturing micro-organisms on the trickle luxuriant capillary structure of waterplant rhizome, make it to form microbial film, be degraded when effluent stream is through capillary biofilm bed, through sewage and the filtrate COD decline 40 ~ 45% of biofilm bed, TDS declines 60 ~ 65%, two is by trinity flocculation reactor, fine filter and light, electricity, the cotton-shaped mixed solution that film coupling desalter is discharged, dense water and heavy water, by the shrub type plant of shrub type artificial swamp, pollutant and heavy metal element are absorbed and dissolve in the limb of shrub type plant, by periodically taking turns to cut down, the shrub containing pollutant and heavy metal element is shifted out, the shrub yule logs be moved out of carry out refuse comprehensive treating process as biomass material by the Pintsch process of Unit the 4th after drying, three is cotton-shaped mixed solutions, in dense water and heavy water, pollutant and heavy metal element are flowed into shrub type artificial swamp reservoir by shrub type plant absorption and the sewage after dissolving through the diafiltration of shrub type filter material for artificial wetland layer, described coupling physicochemical treatment unit puddles pond by flocculation, trinity flocculation reactor, fine filter and light, electricity, film coupling desalting plant connects to form successively, this unit puddles in pond by siphon pipe importing flocculation respectively by the filtrate of the filtrate of plant capillary biofilm bed and shrub type artificial swamp, add appropriate flocculation agent and puddle evenly feeding trinity flocculation reactor,--complex compound and flocculus sedimentation--clear liquor output three continuous process by network and reaction, cotton-shaped mixed solution is discharged by inverse spiral reactor outlet, return shrub type artificial swamp by shrub type plant absorption and dissolve pollutant and heavy metal element, clear liquor sends into fine filter by pipeline and water pump, the dense water of fine filter returns shrub type artificial swamp, by shrub type plant absorption and impurity of dissolving, fine filter water outlet sends into light by pipeline and water pump, electricity, film coupling desalter removes saline pollution matter, light, electricity, the heavy water of film coupling desalter returns shrub type artificial swamp by shrub type plant absorption and saline pollution matter of dissolving, the water outlet of photovoltaic films coupling desalter is the small-micelle water with 4 ~ 6 water moleculess, access Treated sewage reusing pipe network or directly discharge, described refuse comprehensive treating process unit is by waste residue, mud collecting tank, composting organisms fermentation bed, high-temperature cracking furnace and generating set composition, this unit, one is by the solid-state waste residue of mechanical solid-liquid separation unit output, the mud of plant capillary biofilm bed precipitation, shrub type artificial swamp stores the throw out centralized collection of dirty settling tank output to waste residue, add microorganism in mud collecting tank and carry out biochemical indicator adjustment, waste residue after adjustment and mud are sent into and are biological fermentation bedly carried out compost fermentation, waste residue after biological fermentation bed compost fermentation and mud are as agriculture field Nutrition Soil or as fertilizer processing enterprise organic fertilizer production raw material, two is that the shrub type plant cut down by shrub type Manual moist land wheel transforms pollutant by Pintsch process and shifts out the objectionable impuritiess such as heavy metal, Pintsch process output three major types product, and one is gac, for the water-purifying material of water treatment field, two is tar, and as chemical enterprise raw materials for production, heavy metal can be separated by refinement by tar, three is produce a large amount of heat energy in Pintsch process process, generates electricity for generating set.
2. composite bio-chemical as claimed in claim 1, coupling materialization and shift out the sewage treatment process of heavy metal, it is characterized in that in described waste-filling pool, sewage carries out the first step solid-liquid separation by rotary drum hydraulic screen, after being separated, liquid phase enters rotary drum hydraulic screen stoste storehouse, water ratio be 70 ~ 75% solid phase by scraper plate send into screw extruding type solid-liquid separator carry out second step solid-liquid separation, after being separated, liquid phase enters screw extruding type solid-liquid separator collect cavity, water ratio be 45 ~ 50% solid phase send into waste residue by transmitting device, mud collecting tank, the liquid phase sewage of hydraulic screen stoste storehouse and screw extruding type solid-liquid separator collect cavity is that power synchronous enters plant capillary biofilm bed stoste pond by valve and pipeline with gravitational difference.
3. as claimed in claim 1 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that being provided with rectangle water stream channel bottom described plant capillary biofilm bed stoste pond, in pond, stoste enters the biological membrane cisterna of plant capillary in up-flow mode thus through plant capillary biofilm bed.
4. as claimed in claim 3 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that arranging in described plant capillary biofilm bed reservoir a siphon piping device and filtrate is imported flocculation puddle pond.
5. as claimed in claim 1 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that described shrub type artificial swamp stores the structure that dirty settling tank is the lower cone in top, top 2/3 is square, there is a rectangle water stream channel above square inner side-wall and inlay a vertical diagrid, shrub type artificial swamp is entered in order to tackle floating class foreign material, bottom 1/3 is right circular cone, installs a desilting flood dragon, in order to remove the mud precipitated in pond bottom right circular cone.
6. as claimed in claim 5 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that described shrub type artificial swamp stores cotton-shaped mixed solution in dirty settling tank, dense water and heavy water supernatant liquor after precipitation and flows into shrub type artificial swamp by top diagrid and water stream channel in advection mode.
7. as claimed in claim 6 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that in the supernatant liquor of described inflow shrub type artificial swamp, the objectionable impurities such as pollutant and heavy metal is absorbed by shrub type constructed wetland plant and dissolves.
8. as claimed in claim 7 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that described through shrub type constructed wetland plant absorb and clear liquor after dissolving through the diafiltration of shrub type Performance of Constructed Wetlands Substrates layer to bottom, by bottom water flow passage and diagrid inflow shrub type artificial swamp reservoir.
9. as claimed in claim 8 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that arranging in described shrub type artificial swamp reservoir a siphon piping device and filtrate is imported flocculation puddle pond.
10. as claimed in claim 1 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that described flocculation is puddled in pond and a sliding type agitator be installed, flocculation agent is puddled evenly.
11. as claimed in claim 10 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that described flocculation is puddled in pond and a sump pump is installed the mixed solution of the sewage stirred and flocculation agent is sent into spiral reactor carries out network and reaction.
12. as claimed in claim 1 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that described trinity flocculation reactor is superposed to the equipment of integral structure by concentric, reducing, not contour two cone tanks and right cylinder tank, center is spiral reactor, the second layer is inverse spiral reactor, skin is clarification flow container, and spiral reactor bottom arranges a mixed solution import and puddles sump pump in pond with flocculation and be connected; The diameter of spiral reactor and be highly less than inverse spiral reactor, the intermediate formation water stream channel of two tank interlayers is referred to as first channel, and channel bottom is provided with a cotton-shaped mixed solution relief outlet, stores dirty settling tank be communicated with by pipeline with valve with shrub type artificial swamp; Inverse spiral reactor diameter and be highly less than clarification flow container, form water stream channel between two tank interlayers and be referred to as second passage, channel bottom is provided with a clear liquor water outlet, is connected with high-pressure pump by pipeline with film filter.
13. composite bio-chemicals as claimed in claim 12, coupling materialization and shift out the sewage treatment process of heavy metal, it is characterized in that the mixed solution of the clarification night that described trinity flocculation reactor is sent into by the import of spiral reactor bottom and flocculation agent fully reacts in spiral mode, reacted floss or flocculus sink to inverse spiral reactor bottom by first channel, reacted clear liquor flows into clarification flow container by second passage, inverse spiral reactor bottom outlet stores dirty settling tank by pipeline with shrub type artificial swamp and is communicated with, floss and flocculus are entered shrub type artificial swamp to store dirty settling tank and carry out heavy metal transfer processing, the outlet of clear liquor pot bottom is equipped be connected by the desalination that is coupled of pipeline and photovoltaic films, clear liquor is sent into fine filter and carries out advanced treatment.
14. as claimed in claim 8 composite bio-chemical, be coupled materialization and shift out the sewage treatment process of heavy metal, it is characterized in that optical, electrical, film coupling desalter is that halogen compound, salt compounds and trace element in clear liquor are generated free state element and radical valence compound, at the H that laser katalysis and water power solve by big current forceful electric power solution
+, H0
-ion carries out ion-exchange under participating in, the macromolecular mass water in exchange process with 13 ~ 16 water moleculess is converted into the small-micelle water with 4 ~ 6 water moleculess, small-micelle water enters middle sump through nanofiltration membrane, and the free state element retained by nanofiltration membrane and band radical compound form heavy water at ion exchange process.
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