CN101259978A - Method and device for synchronously treating steel pickling waste water and coking waste water - Google Patents
Method and device for synchronously treating steel pickling waste water and coking waste water Download PDFInfo
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- CN101259978A CN101259978A CNA2007101648632A CN200710164863A CN101259978A CN 101259978 A CN101259978 A CN 101259978A CN A2007101648632 A CNA2007101648632 A CN A2007101648632A CN 200710164863 A CN200710164863 A CN 200710164863A CN 101259978 A CN101259978 A CN 101259978A
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Images
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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention relates to a method for processing pickling wastewater and coking wastewater in steel industry synchronously and a device to carry out the method. The method comprises the following steps of: mixing pickling wastewater and coking wastewater in a cistern at a certain ratio with PH value of the mixture controlled between 7 and 9, selecting supernate after sedimentation for purifying treatment in the next stage of a biochemical system. The biochemical system comprises a primary aerator pool, a primary sedimentation pool, a facultative tank, an aerobic pool and a secondary sedimentation pool, the wastewater passes the primary aerator pool, the primary sedimentation pool, the facultative tank, the aerobic pool and the secondary sedimentation pool in the biochemical system in sequence, wherein the primary aerator pool, the facultative tank and the aerobic pool are added with microorganism bacterium flora and microorganism carriers. The device comprises the primary aerator pool, the primary settling pool, the facultative tank, the aerobic pool and the secondary sedimentation pool, and is characterized in comprising a cistern which is arranged ahead of the primary aerator pool and is provided with a stirring device and a spatula device inside. The invention is simple in technology procedures and is a method of 'treating waste with waste' and can treat the pickling wastewater and the coking waste water comprehensively.
Description
Technical field
The invention belongs to the technology for treating industrial waste water field, particularly the method for synchronously treating steel industry pickling waste waters and coking chemical waste water.
Background technology
The pickling waste waters quantity that steel industry produces is big, pH is low, as not treated direct discharging, not only can make peripheral water body or soil acidification, the surrounding area ecotope is worked the mischief, and the waste ample resources, produce abominable social influence, also will bear huge environmental protection effluent charge thus and use.
At present both at home and abroad the improvement method that adopts of steel industry pickling waste waters treatment process can be divided into 3 big classes: recovery is used again, comprehensive utilization and neutralizing treatment.
With regard to reclaim again with and combine and utilize with regard to, being proved to be effective and feasible treatment process in the Iron And Steel Industry scope is that spray roasting reclaims salt acid system and fluidized bed process.Though it is huge that roasting recovery salt acid system and the recyclable reconstituted product that obtains of fluidized bed process, year treatment capacity when up to ten thousand tons of scales, are invested on its new construction and the equipment addition, the construction period is longer, and same problem also is present in vacuum concentration method and nano-film filtration method.
Traditional neutralisation is the method that existing domestic medium and small iron and steel enterprise generally adopts, but the shortcoming of its existence is also more outstanding.At first consume a large amount of basic agent (as caustic soda, lime etc.), processing cost is higher; Secondly can generate again and be difficult to the iron containing sludge disposed in a large number, the dehydration difficulty, be difficult for dry, post-processing difficulty is big, most of situation is to pile up pendingly, has taken a large amount of soils, causes secondary pollution; The most serious is efflux water quality only can be up to standard aspect pH, other aspects still can not compliance with environmental protection requirements.
And at present iron and steel enterprise needs also usually to be provided with independently that system comes the individual curing coking chemical waste water, has caused the dispersion poor efficiency of enterprises environment-friendly disposal system since like this, and working cost is high.
Summary of the invention
The present invention will solve is that pickling waste waters and Treatment of Coking Effluent usefulness are low in the iron and steel enterprise, the technical problem that processing costs is high.
The present invention solves the problems of the technologies described above the technical scheme that is adopted to be: the method for synchronously treating steel pickling waste waters and coking chemical waste water, pickling waste waters and coking chemical waste water are mixed at retention basin in proportion, pH value to 7～9 of control mixed solution are precipitated and to be got supernatant liquor and enter the hypomere biochemical system and carry out purifying treatment.
Described pickling waste waters is an acidic liquid, described coking chemical waste water is an alkaline liquid, both mix the back certain neutralization reaction take place, generally in retention basin, mix stirring with 1: 10～1: 100 ratio, get mixed solution simultaneously and measure its pH value, the pH value of mixed solution can be controlled between 7～9, and all iron content of mixed solution is generally below 200mg/L at this moment.
Described biochemical system comprises just expose to the sun pond, preliminary sedimentation tank, oxygen compatibility pool, Aerobic Pond and second pond, waste water in biochemical system successively through the pond of just exposing to the sun, preliminary sedimentation tank, oxygen compatibility pool, Aerobic Pond and second pond, be added with microorganism species and microbe carrier in wherein first expose to the sun pond, oxygen compatibility pool and the Aerobic Pond, microorganism species is the 1.5%-4.0% of pond, place volume, and microbe carrier is the 1.0%-2.5% of pond, place volume.
The device that is used for the method for synchronously treating steel pickling waste waters and coking chemical waste water, comprise just expose to the sun pond, preliminary sedimentation tank, oxygen compatibility pool, Aerobic Pond and second pond, it is characterized in that: also comprise a retention basin, this retention basin is arranged at before the pond of just exposing to the sun, and also is provided with whipping appts and slag scraper in this retention basin.
Pickling waste waters and coking chemical waste water be proportioning, neutralization, precipitation in retention basin, makes pH of mixed reach the optimum range of biochemical treatment in this step, and removes most metal ion such as Fe in the pickling waste waters
2+Can add corresponding alkaline reagents in this step as required in order to access best effect.
The coking chemical waste water composition mainly results from the removal process of coking, gas purification and coke-oven plant's byproduct.Because raw coal quality, coking carbonization temperature and coke by-products reclaim the difference of technology, Coking Plant Wastewater is formed complicated and changeable.Phenolic compound is wherein main organic composition, accounts for 80% of total COD greatly; Other organic composition comprises: polycyclic aromatic hydrocarbons (PAHs) and nitrogenous, oxygen, the heterogeneous ring compound of element sulphur.Inorganic composition mainly contains prussiate, thiocyanide, and vitriol and ammonium salt, wherein the concentration of ammonium salt can be up to thousands of mg/L.
With the waste liquid of sulfuric acid washing steel, generally contain sulfuric acid 5%-13%, sulfur acid ferrous 17%～23%.
After pickling waste waters and the coking chemical waste water combination treatment, mainly following reaction can take place:
1, can provide S in the coking chemical waste water
2-, some heavy metals, pickling waste waters provides SO
4 2-, Fe
2+, precipitin reaction can take place in each other.The sulfide of most of transition metal all is insoluble in water.
Fe
2++S
2-→FeS↓Mn
2++S
2-→MnS↓A
2++S
2-→AS↓A
2++SO
4 2-→ASO4↓
A represents some heavy metals
2, often be dissolved with heavy metallic salt in the pickling waste waters, when Treatment of Coking Effluent, metal-salt can and OH
-Generate the metal hydroxides of indissoluble.
Fe
2++OH
-→Fe(OH)
2↓Fe
3++OH
-→Fe(OH)
3↓
A
x++OH
-→A(OH)
X↓
3, coking chemical waste water may exist oxidisability material (as mercury, cadmium, Cr
6+, nickel etc.), the ferrous ion oxidation in the pickling waste waters can be generated Fe
3+, the ammonia root generation precipitin reaction in trivalent iron salt and the coking chemical waste water,
Fe
2(SO
4)
3+6NH
3·H
2O＝3(NH
4)
2SO
4+2Fe(OH)
3↓
But ammoniacal liquor is excessive, then Fe (OH)
3Meeting and ammoniacal liquor complexing generate the iron ammonia complex, and iron ammonia complex (dark red brown) instability is decomposed generation Fe (OH) easily
3
Fe(OH)
3+2NH
3·H
2O→←[Fe(NH
3)
2](OH)
3+2H
2O，
4, a large amount of aldehydes matters that contain in the coking chemical waste water and other aromatic hydrocarbons (PAHs), can with the sulfuric acid generation sulfonation reaction in the pickling waste waters, consume a large amount of acidity H
+, and produce a large amount of heats, and help improving the steady micelle of taking off of trivalent iron salt and flocculate mutually, increase flocs unit, improve settleability.
5, in the waste water each metal ion species to form insoluble ferrite crystal grains and precipitate be ferrite precipitation, pickling waste waters replenishes Fe
2+, replenish Fe
3+As sexavalent chrome, then Fe are arranged in the waste water
2+It can be reduced to Cr
3+, as forming one of ferritic raw material; While Fe
2+Be oxidized to Fe by sexavalent chrome
3+, a part that can be used as trivalent metal ion is used.Make that by the coking chemical waste water that adds an amount of ratio behind pH value to 7～9, metal ion is with A (OH)
2And A (OH)
3Colloidal form be precipitated out, as Cr (OH)
3, Fe (OH)
3, Fe (OH)
2And Zn (OH)
2Deng.Because the sulfonation reaction heat release can impel reaction to carry out, hydroxide colloid destroys and dehydration is decomposed, and makes it to gradate to be ferrite:
Fe(OH)
3＝FeOOH+H
2O
FeOOH+Fe(OH)
2＝FeOOH·Fe(OH)
2
FeOOH·Fe(OH)
2+FeOOH＝FeO·Fe
2O
3+2H
2O
The reaction of other metal hydroxides is roughly the same in the waste water, divalent-metal ion occupies the position of part Fe (II), trivalent metal ion occupies the position of part Fe (III), thereby other metal ion is mixed equably in ferrite lattice, forms the different ferrite of characteristic. as Cr
2+When existing, ion forms chromium ferrite.
After can seeing that from above pickling waste waters and coking chemical waste water take proper proportion to mix, coagulating will take place, and because wherein the trivalent iron salt coagulation effect is better, the thick flocs unit that makes coagulating produce is more; In addition more on the multipass degree pickling waste waters and coking chemical waste water mix the back and a large amount of chemical reactions takes place generate the precipitation compound.Simultaneously, in the process of pickling waste waters and coking chemical waste water hybrid reaction, most aldehydes matter and other aromatic hydrocarbons (PAHs) are tentatively transformed in the coking chemical waste water, most metal ion such as Fe in the pickling waste waters
2+Deng separate out waste water, the H of pickling waste waters with sedimentary form
+OH with coking chemical waste water
-Obtain most neutralization, wastewater pH obtains adjusting. and take suitable proportion blended process to be equivalent to do pre-treatment at pickling waste waters and coking chemical waste water for follow-up biochemical treatment.
The back supernatant liquor utilizes microorganism species to carry out in the biochemical treatment process to neutralizing:
Just exposing to the sun adds microorganism species in the pond, and waste liquid is removed most COD in the waste liquid of neutralization back under the effect of microorganism species, suppress the SCN of denitrogenation Pseudomonas growth
-, CN
-, aldehydes matter, in the pond of just exposing to the sun, provide dissolved oxygen by aeration tube by air compressor machine.
The pond water outlet of just exposing to the sun is carried out mud-water separation after flowing automatically to preliminary sedimentation tank, and precipitating sludge is returned the pond of just exposing to the sun by sludge reflux pump, and the supernatant liquor gravity flow enters oxygen compatibility pool.
Oxygen compatibility pool, Aerobic Pond, second pond are formed system's back segment, add high-effective microorganism in oxygen compatibility pool and the Aerobic Pond, further remove COD, produce the nitration denitrification reaction simultaneously, make ammonia nitrogen in high density in the coking chemical waste water finally be converted into nitrogen and enter in the atmosphere.Height according to ammonia nitrogen concentration in the waste water adds an amount of liquid caustic soda or inorganic carbon in Aerobic Pond; The precipitating sludge of second pond is returned oxygen compatibility pool by sludge reflux pump, by adjusting the living environment of microorganism, brings into play it shows different qualities under varying environment attribute, finishes the denitrification and decarburization process, makes the second pond water outlet reach emission request.
Improve as a nearly step of the present invention: retention basin and just expose to the sun and be provided with air flotation pool between the pond, waste water is removed a large amount of petroleum-type and suspended substance through this air flotation pool pre-treatment before entering the pond of just exposing to the sun.Be provided with the sedimentary machinery of removal in the retention basin and scrape slag equipment and mixed solution whipping device.In the precipitation process of retention basin, can according to circumstances scrape slag and remove precipitation, the proportioning of retention basin mix and the neutral process in can according to circumstances stir.
The microorganism species that adds in system can adopt commodity by name
The commercial preparation, include following 105 kinds of microorganisms from 47 genus.
Cetobacter aceti acetic acid acetobacter
The Acetobacter liquefaciens acetobacter that liquefies
Acetobacter xylinum acetobacter xylinum
The dry achromobacter of Achromobacter xerosis
Aeromonans hydrophila Aeromonas hydrophila
Aeromonas media Aeromonas media
Aeromonans sobria Aeromonas sobria
Bacillus alvei branch genus bacillus
Bacillus coagulans Bacillus coagulans
Bacillus subtilis subtilis
Bacillus leutis bacillus lentus
Bacillus firmus bacillus firmus
Bacillus mycoides shape genus bacillus
Bacillus megaterium bacillus megaterium
Bacillus alcalophilus Alkaliphilic bacillus
Bacillus cereus bacillus cereus
Bacillus licheniformis Bacillus licheniformis
Bacillus pumilus bacillus pumilus
Bacillus spaericus Bacillus sphaericus
Bacillus marinus bacillus marinus
Alcaligenes denitrificans denitrification subspecies
Alcaligenes faecalis Alcaligenes faecalis
Alcaligenes xylosoxydans Alcaligenes xylosoxidans
Brevibacterium acetylicum acetylene tyrothricin
Brevibacterium ammoniagenes separates the ammonia tyrothricin
Brevibacterium casei galactenzyme tyrothricin
The short genus bacillus of Brevibacillus brevis
Enterobacter cloacae enterobacter cloacae
Enterobacter aerogenes enteroaerogen
Enterobacter agglomerans enterobacter agglomerans
Thiobacillus novellas
Thiobacillus thioparus
Thiobacillus denitrificans denitrification thiobacillus
Thiobacillus thiooxidans thiobacillus thiooxidant
Thiorhodococcus minus sulphur rhodococcus
Rhodopseudomonas palustris Rhodopseudomonas palustris
Rhodopseudomonas acidphia rhodopseudomonas acidophilus
Gluconobacter albidus Qian Jingshi gluconobacter sp
Gluconobacte oxydans glucose oxidation and bacillus
Lactobacillus fermentum lactobacillus fermentum
Lactobacillus plantarum plant lactobacillus
Lactobacillus alimentarius digests Bacterium lacticum
Lactobacillus amylophillus food starch milk bacillus
Lactobacillus ruminis lactobacillus ruminis
Lactobacillus bervis short lactobacillus
Micrococcus leutus micrococcus luteus
Micrococcus halobius Micrococcus halobius
Pseudomonas alcaligenes Pseudomonas alcaligenes
Pseudomonas aureofaciens causes yellow pseudomonas
Pseudomonas chlororaphis Pseudomonas chlororaphis
The nitrated pseudomonas of Pseudomonas nitroreducens
Pseudomonas riboflavina riboflavin pseudomonas ..
Pseudomonas putina pseudomonas putida ..
Pseudomonas facilis Pseudomonas facilis
Paenibacillus gluconolyticus separates the glucan genus bacillus
Paenibacillus thiaminlyticus separates sulphur glairin class bud pole bacterium
Saccharomyces telluris
Beggiatoa alba
Nitrobacter winogradskyi bacterium nitrobacter
Nitrosomonas europaea Nitrosomonas
Nitrosococcus nitrosus
The narrow and small luminous bacillus of Photobacterium angustum
Photobacterium phosphoreum photobacterium phosphoreum
Photobacterium leiognathi abalone luminous bacillus
The richly endowed bacterium of Haloferax denitrificans denitrification salt
The richly endowed bacterium of Haloferax mediterranei Mediterranean Sea salt
Methanobacterium bryantii Bu Shi methagen
Methanobacterium paluster marsh methagen
Methanobacterium uliginosum mire methagen
Cellulomonas biazotes dinitrogen cellulomonas cartae
Cellulomonas fimi muck cellulomonas cartae
Kurthia zopfii Zuo Shi Al Kut Salmonella
Thiosphaera pantotropha
Alcaligenes sp
Chlorobium limicola mud is given birth to green bacterium
The long red bacterium of Erythrobacter longus
The red Zymomonas mobilis of Erothromonas ursincola
Azomonas macrocytogenes giant cell nitrogen Zymomonas mobilis
The yellow bacillus flavus of Xanthobacter flavus
Methylcoccus capsulatus pod membrane methyl coccus
Alteromonas denitrificans denitrification replaces Zymomonas mobilis
Alteromonas nigrifaciens produces black alternately Zymomonas mobilis
Telluria mxita mixes the refreshing bacterium in ground
Bacteroides cellulosovens Bacteroides cellulosolvens
Bacteroides stercoris Bacteroides stercoris
Many nutritive muds of Ilyobacter ploytropus bacillus
The false butyric acid vibrios of Pseudobutyrivibrio ruminis cud
Zymomonas mobilis is supported in Syntrophomonas wolfei Ao Shi syntrophism
The simple pimelobacter sp of Pimelobacter simplex
Pimelobacter tumescens swelling pimelobacter sp
The short shape bacillus of Brachybacterium faecium excrement
Jonesia denitrificans denitrification Jones Salmonella
The rotten rare bacillus of Rarobacter faecitabidus slag
Eubacterium formicigenerans Eubacterium formicigenerans
Eubacterium nitritogenes Eubacterium nitrotogenes
Eubacterium xylanophilum has a liking for the polyxylose Eubacterium
The aurantia small bacillus of Exiguobacterium aurantiacum
Bacillus is supported in Synteophobacter wolinii Wo Shi syntrophism
Technical process of the present invention is succinct, it is the method for a kind of " treatment of wastes with processes of wastes against one another ", promptly can play the effect of comprehensive treating process to pickling waste waters and coking chemical waste water. the invention has the beneficial effects as follows: directly utilize the coking chemical waste water that needs to handle to handle pickling waste waters to substitute the outsourcing basic agent, coking chemical waste water is except having neutralizing effect, reactions such as oxidation, sulfonation, complexing can also take place, removal plurality of heavy metal etc. more are of value to the biochemical reaction of back segment to the material of the toxic effect of microorganism.The shared cover treatment process device of pickling waste waters and coking chemical waste water, minimizing personnel and equipment input.Shorten construction period and construction investment.Handle the every index of back draining and can reach country-level standard.Do not need additional carbon in the whole process of the present invention, and because the efficient of HSBEMBM microorganism species can reduce processing cost greatly.
Description of drawings
Fig. 1 is a water technology synoptic diagram of the present invention
Fig. 2 moves back ammonia nitrogen treatment effect figure for the present invention
Annotate: among Fig. 1: A: pickling waste waters B: coking chemical waste water
C: mud backflow D: nitrification liquid refluxes
Among Fig. 2: a: retention basin water outlet ammonia nitrogen concentration b: second pond water outlet ammonia nitrogen concentration
C: working time (hour) d: ammonia nitrogen (mg/L)
Embodiment
As shown in Figure 1, pickling waste waters and coking chemical waste water mix by retention basin 1 earlier, and pickling waste waters and coking chemical waste water are in the mixed of retention basin 1 with 1: 80, and Analysis Results of Water Quality was as shown in table 1 before and after pickling waste waters and coking chemical waste water mixed
Table 1
| Coking chemical waste water | Pickling waste waters | After the mixing | |
| PH | 9.22 | 1.36 | 8.75 |
| 30min postprecipitation thing volume ratio % | 30 | ||
| Full iron mg/l | 5050mg/l | Do not detect | |
| CODcrmg/l | 3760.8 | 6395.7 | 3603.2 |
After retention basin 1 mixed precipitation, get supernatant liquor, earlier through Air-float separator, pre-treatment removes deoils and suspended substance and slag, carries out the biochemical treatment of back segment by the pond 2 of just exposing to the sun, preliminary sedimentation tank 3, oxygen compatibility pool 4, Aerobic Pond 5 and second pond 6 successively then.
Just expose to the sun and be added with pond 2 volumes 2.0% that just expose to the sun in the pond 2 in advance
The microbe carrier active carbon powder of the microbial preparation and pond 2 volumes 1.0% that just expose to the sun, during actual motion controlled temperature at 15～40 ℃, pH value 6.5～9.0, dissolved oxygen 0.6～3.2mg/L, sludge settling ratio SV
30Be 10%～25%, 12～28 hours residence time, water inlet COD index 1500～3500mg/L, water outlet COD index 400～650mg/L, COD degradation efficiency 40%～75% variously during water outlet is no more than 50mg/L to the influential various indexs of nitrification and denitrification; Through preliminary sedimentation tank 3 precipitations, mud is back to the pond 2 of just exposing to the sun, return sludge ratio example 1: 1～1: 2 to the waste water that comes out from the pond 2 of just exposing to the sun again.
The oxygen compatibility pool 4 that preliminary sedimentation tank 3 water outlets enter into the back segment biochemical system carries out denitrification denitrogenation, is added with its volume 1.5% in the oxygen compatibility pool 4
The microbe carrier active carbon powder of microbial preparation and volume 2.0%, controlled temperature be at 20～35 ℃, pH value 6.5～7.5, and below the dissolved oxygen 0.5mg/L, sludge settling ratio SV
30Be 15%～30%, 16～24 hours residence time, water inlet COD index 40～650mg/L, water outlet COD index 150～300mg/L, water inlet nitrite and nitrate content are 150～400mg/L.
Waste water after oxygen compatibility pool 4 is handled enters and is added with Aerobic Pond volume 1.5% in advance
Carry out nitrification in the Aerobic Pond 5 of the active carbon powder of preparation and Aerobic Pond volume 1.0% and the COD that further degrades, controlled temperature adds alkali control pH value 6.8～9.0, dissolved oxygen 1.5～4.2mg/L, sludge settling ratio SV at 20～38 ℃
30Be 15%～30%, 24～48 hours residence time, water outlet COD index is 60～150mg/L; Mud in the Aerobic Pond 5 and nitrification liquid are back to oxygen compatibility pool 4, reflux ratio 1: 1～1: 4, and the waste water that goes out Aerobic Pond is released after second pond is collected mud and refluxed, to keep the stable of mud in the system.Active sludge in the second pond and nitrification liquid both can be back to Aerobic Pond 5, also can be back to oxygen compatibility pool 4, perhaps were back to Aerobic Pond 5 and oxygen compatibility pool 4 simultaneously, and reflux ratio is 1: 1-1: 2.
For the concentration of narmful substance that guarantees biochemical treatment is controlled in the allowed band, in the inlet flume of Aerobic Pond 5, add dilution water, Aerobic Pond 5 is provided with the froth breaking waterpipe, and foam should be opened froth breaking waterpipe valve and carry out froth breaking for a long time in Aerobic Pond 5.As shown in Figure 2, waste water is after the present invention handles 120 hours, and as seen ammonia nitrogen concentration can make total drainage water ammonia nitrogen can reach national grade one discharge standard by the present invention below 10mg/L.Table 2 is each parameter synopsis before and after the present embodiment wastewater treatment, and iron level and ammonia-nitrogen content are removed substantially in processed waste water of the present invention, water outlet PH:7.39, water outlet SS＜70mg/L, water outlet COD83～91mg/L, water outlet volatile phenol＜0.5mg/L, every index all reaches country-level standard.
Table 2
Claims (4)
1, the method for synchronously treating steel pickling waste waters and coking chemical waste water is characterized in that: pickling waste waters and coking chemical waste water are mixed at retention basin in proportion, and pH value to 7～9 of control mixed solution are precipitated and are got supernatant liquor and enter the hypomere biochemical system and carry out purifying treatment.
2, method according to claim 1, it is characterized in that: described biochemical system comprises just expose to the sun pond, preliminary sedimentation tank, oxygen compatibility pool, Aerobic Pond and second pond, waste water successively through the pond of just exposing to the sun, preliminary sedimentation tank, oxygen compatibility pool, Aerobic Pond and second pond, is added with microorganism species and microbe carrier in wherein just expose to the sun pond, oxygen compatibility pool and the Aerobic Pond in biochemical system.
3, method according to claim 1 and 2 is characterized in that: the microorganism species that adds in the system includes following 105 kinds of microorganisms from 47 genus:
Cetobacter aceti acetic acid acetobacter
The Acetobacter liquefaciens acetobacter that liquefies
Acetobacter xylinum acetobacter xylinum
The dry achromobacter of Achromobacter xerosis
Aeromonans hydrophila Aeromonas hydrophila
Aeromonas media Aeromonas media
Aeromonans sobria Aeromonas sobria
Bacillus alvei branch genus bacillus
Bacillus coagulans Bacillus coagulans
Bacillus subtilis subtilis
Bacillus leutis bacillus lentus
Bacillus firmus bacillus firmus
Bacillus mycoides shape genus bacillus
Bacillus megaterium bacillus megaterium
Bacillus alcalophilus Alkaliphilic bacillus
Bacillus cereus bacillus cereus
Bacillus licheniformis Bacillus licheniformis
Bacillus pumilus bacillus pumilus
Bacillus spaericus Bacillus sphaericus
Bacillus marinus bacillus marinus
Alcaligenes denitrificans denitrification subspecies
Alcaligenes faecalis Alcaligenes faecalis
Alcaligenes xylosoxydans Alcaligenes xylosoxidans
Brevibacterium acetylicum acetylene tyrothricin
Brevibacterium ammoniagenes separates the ammonia tyrothricin
Brevibacterium casei galactenzyme tyrothricin
The short genus bacillus of Brevibacillus brevis
Enterobacter cloacae enterobacter cloacae
Enterobacter aerogenes enteroaerogen
Enterobacter agglomerans enterobacter agglomerans
Thiobacillus novellas
Thiobacillus thioparus
Thiobacillus denitrificans denitrification thiobacillus
Thiobacillus thiooxidans thiobacillus thiooxidant
Thiorhodococcus minus sulphur rhodococcus
Rhodopseudomonas palustris Rhodopseudomonas palustris
Rhodopseudomonas acidphia rhodopseudomonas acidophilus
Gluconobacter albidus Qian Jingshi gluconobacter sp
Gluconobacte oxydans glucose oxidation and bacillus
Lactobacillus fermentum lactobacillus fermentum
Lactobacillus plantarum plant lactobacillus
Lactobacillus alimentarius digests Bacterium lacticum
Lactobacillus amylophillus food starch milk bacillus
Lactobacillus ruminis lactobacillus ruminis
Lactobacillus bervis short lactobacillus
Micrococcus leutus micrococcus luteus
Micrococcus halobius Micrococcus halobius
Pseudomonas alcaligenes Pseudomonas alcaligenes
Pseudomonas aureofaciens causes yellow pseudomonas
Pseudomonas chlororaphis Pseudomonas chlororaphis
The nitrated pseudomonas of Pseudomonas nitroreducens
Pseudomonas riboflavina riboflavin pseudomonas ..
Pseudomonas putina pseudomonas putida ..
Pseudomonas facilis Pseudomonas facilis
Paenibacillus gluconolyticus separates the glucan genus bacillus
Paenibacillus thiaminlyticus separates sulphur glairin class bud pole bacterium
Saccharomyces telluris
Beggiatoa alba
Nitrobacter winogradskyi bacterium nitrobacter
Nitrosomonas europaea Nitrosomonas
Nitrosococcus nitrosus
The narrow and small luminous bacillus of Photobacterium angustum
Photobacterium phosphoreum photobacterium phosphoreum
Photobacterium leiognathi abalone luminous bacillus
The richly endowed bacterium of Haloferax denitrificans denitrification salt
The richly endowed bacterium of Haloferax mediterranei Mediterranean Sea salt
Methanobacterium bryantii Bu Shi methagen
Methanobacterium paluster marsh methagen
Methanobacterium uliginosum mire methagen
Cellulomonas biazotes dinitrogen cellulomonas cartae
Cellulomonas fimi muck cellulomonas cartae
Kurthia zopfii Zuo Shi Al Kut Salmonella
Thiosphaera pantotropha
Alcaligenes sp
Chlorobium limicola mud is given birth to green bacterium
The long red bacterium of Erythrobacter longus
The red Zymomonas mobilis of Erothromonas ursincola
Azomonas macrocytogenes giant cell nitrogen Zymomonas mobilis
The yellow bacillus flavus of Xanthobacter flavus
Methylcoccus capsulatus pod membrane methyl coccus
Alteromonas denitrificans denitrification replaces Zymomonas mobilis
Alteromonas nigrifaciens produces black alternately Zymomonas mobilis
Telluria mxita mixes the refreshing bacterium in ground
Bacteroides cellulosovens Bacteroides cellulosolvens
Bacteroides stercoris Bacteroides stercoris
Many nutritive muds of Ilyobacter ploytropus bacillus
The false butyric acid vibrios of Pseudobutyrivibrio ruminis cud
Zymomonas mobilis is supported in Syntrophomonas wolfei Ao Shi syntrophism
The simple pimelobacter sp of Pimelobacter simplex
Pimelobacter tumescens swelling pimelobacter sp
The short shape bacillus of Brachybacterium faecium excrement
Jonesia denitrificans denitrification Jones Salmonella
The rotten rare bacillus of Rarobacter faecitabidus slag
Eubacterium formicigenerans Eubacterium formicigenerans
Eubacterium nitritogenes Eubacterium nitrotogenes
Eubacterium xylanophilum has a liking for the polyxylose Eubacterium
The aurantia small bacillus of Exiguobacterium aurantiacum
Bacillus is supported in Synteophobacter wolinii Wo Shi syntrophism
4, the device of synchronously treating steel pickling waste waters and coking chemical waste water, comprise just expose to the sun pond, preliminary sedimentation tank, oxygen compatibility pool, Aerobic Pond and second pond, it is characterized in that: also comprise a retention basin, this retention basin is arranged at before the pond of just exposing to the sun, and also is provided with whipping appts and slag scraper in this retention basin.
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