CN105236593A - Waste water treatment agent for bean vermicelli production enterprise and waste water treatment method - Google Patents
Waste water treatment agent for bean vermicelli production enterprise and waste water treatment method Download PDFInfo
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- CN105236593A CN105236593A CN201510783186.7A CN201510783186A CN105236593A CN 105236593 A CN105236593 A CN 105236593A CN 201510783186 A CN201510783186 A CN 201510783186A CN 105236593 A CN105236593 A CN 105236593A
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Abstract
The invention belongs to the field of waste water treatment for a food enterprise, and particularly relates to a waste water treatment agent for a bean vermicelli production enterprise. The waste water treatment agent for the bean vermicelli production enterprise comprises the following components in parts by weight: a physical water purification agent: 1 to 5 parts of active carbon, 1 to 5 parts of organic modified zeolite and 1 to 5 parts of polyacrylamide; a composite microbial agent: 0.02 to 0.1 part of white rot fungi powder, 0.05 to 0.2 part of fluorescent pseudomonas powder, 0.05 to 0.2 part of bacillus megatherium powder and 0.04 to 0.2 part of thiobacillus powder; and an enzyme preparation: 0.05 to 0.1 part of starch enzyme, 0.04 to 0.09 part of glucose dehydrogenation enzyme and 0.01 to 0.06 part of papain. By adopting the waste water treatment agent and the waste water treatment method, complex and large-particle organic matters which are difficult to degrade are hydrolyzed into simple organic matters which are likely to degrade, so that the SS content in the waste water is greatly reduced, the BOD and COD removal rates of the treated waste water are high, and the stipulated discharge standard can be satisfied.
Description
Technical field
The invention belongs to food enterprise field of waste water treatment, be specifically related to a kind of bean vermicelli manufacturing enterprise waste water conditioner, also relate to above-mentioned bean vermicelli manufacturing enterprise method of wastewater treatment.
Background technology
In daily life, bean vermicelli is one of indispensable non-staple foodstuff on popular dining table, and the waste water produced produced by bean vermicelli, although nontoxic, but harmful.Especially with the small business of assorted beans for raw material production bean vermicelli, wastewater discharge is large, and concentration is high, not treated, directly discharges, and causes water body blackout, smelly environmental degradation, even polluted underground water source.With assorted beans for raw material production 1t bean vermicelli waste discharge is about 30t, COD value is 3000 ~ 3500mg/L, main containing soluble protein and starch.According to the feature of this waste water, have employed pressurization SBR method and treatment research is carried out to waste water.
Tested by the biodegradability of waste water, prove that it can biochemical treatment.Its concrete step is, gets the active sludge of the normal sewage work run, and vexedly exposes to the sun 12 hours, sedimentation 30 minutes, abandoning supernatant, then get appropriate active sludge and carry out accumulative oxygen consumption timing in 30 minutes, to judge its biodegradability, measurement result shows, the biodegradability of this waste water is good.
Therefore, can for factory effluent of vermicelli design a kind of can the method for biochemical treatment.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides the factory effluent of vermicelli treatment agent that a kind of COD clearance is high, present invention also offers above-mentioned factory effluent of vermicelli treatment process.
The present invention is realized by following technical scheme:
Bean vermicelli manufacturing enterprise waste water conditioner, comprises the component of following portions by weight:
Physics water purification agent is: gac is 1-5, and organic modified zeolite is 1-5 and polyacrylamide 1-5;
Complex micro organism fungicide is: whiterot fungi bacterium powder 0.02-0.1, Pseudomonas fluorescens bacterium powder 0.05-0.2, bacillus megaterium bacterium powder 0.05-0.2 and thiobacillus bacterium powder 0.04-0.2;
Zymin is: amylase 0.05-0.1, Hexose phosphate dehydrogenase 0.04-0.09, papoid 0.01-0.06.
Preferably, in above-mentioned complex micro organism fungicide, whiterot fungi bacterium powder 0.06, Pseudomonas fluorescens bacterium powder 0.12, bacillus megaterium bacterium powder 0.14 and thiobacillus bacterium powder 0.12.
In above-mentioned zymin, amylase 0.08, Hexose phosphate dehydrogenase 0.07, papoid 0.04.
Bean vermicelli manufacturing enterprise of the present invention method of wastewater treatment, comprises following step:
(1) filter: adopt grid sieving;
(2) precipitate: in settling step, add the physics water purification agent of following parts by weight, gac is 1-5, and organic modified zeolite is 1-5 and polyacrylamide 1-5; Limit edged stirs, and mixing speed is 10-20r/min; 1-4 hour is left standstill after stirring; Described physics water purification agent is the 0.005-0.02% of waste water gross weight;
(3) waste water in Wastewater Treated by Activated Sludge Process step (2), puts into aeration tank by the waste water in step (2), adds the active sludge containing complex micro organism fungicide in aeration tank, then be fed in aeration tank by active sludge;
In active sludge, complex micro organism fungicide is: whiterot fungi bacterium powder 0.02-0.1, Pseudomonas fluorescens bacterium powder 0.05-0.2, bacillus megaterium bacterium powder 0.05-0.2 and thiobacillus bacterium powder 0.04-0.2;
The gross weight of complex micro organism fungicide is the 0.005-0.02% that waste water is heavy;
(4) waste water in step (3) is put into settling tank, add zymin again, be specially: amylase 0.05-0.1, Hexose phosphate dehydrogenase 0.04-0.09, papoid 0.01-0.06, the add-on of described zymin is the 0.002-0.008 that waste water is heavy.
The particle diameter of above-mentioned active sludge is 200-1000 μm.
In above-mentioned step (2), in settling step, add the physics water purification agent of following parts by weight, gac is 3, and organic modified zeolite is 3 and polyacrylamide 3; Limit edged stirs, and mixing speed is 15r/min; 2.5 hours are left standstill after stirring; Described physics water purification agent is 0.008% of waste water gross weight.
In above-mentioned step (3), whiterot fungi bacterium powder 0.06, Pseudomonas fluorescens bacterium powder 0.12, bacillus megaterium bacterium powder 0.14 and thiobacillus bacterium powder 0.12, the gross weight of complex micro organism fungicide be waste water heavy 0.008%.
In above-mentioned step (4), amylase 0.08, Hexose phosphate dehydrogenase 0.07, papoid 0.04, the add-on of zymin be waste water heavy 0.006%.
Beneficial effect of the present invention is, adopt waste water conditioner of the present invention and method of wastewater treatment, complicated and difficult degradation, the easy degraded of oarse-grained hydrolysis of organic matter one-tenth simple organic, greatly reduce the SS content in waste water, waste water BOD after process and COD clearance high, reach the emission standard of regulation.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described, so that those skilled in the art more understands the present invention, but does not therefore limit the present invention.
Embodiment 1
Gather the waste water of certain drink enterprise, after testing, the waste water of this enterprise does not reach emission standard, and discharge after needs process, adopt waste water conditioner of the present invention and the waste water of method of wastewater treatment to above-mentioned enterprise to process, concrete steps are as follows again:
Factory effluent of vermicelli treatment process, comprises following step:
(1) filter: adopt grid sieving;
(2) precipitate: in settling step, add the physics water purification agent of following parts by weight, gac is 3, organic modified zeolite is 3 and polyacrylamide 3; Limit edged stirs, and mixing speed is 15r/min; 2.5 hours are left standstill after stirring; Described physics water purification agent is 0.008% of waste water gross weight;
(3) waste water in Wastewater Treated by Activated Sludge Process step (2), puts into aeration tank by the waste water in step (2), adds the active sludge containing complex micro organism fungicide in aeration tank, then be fed in aeration tank by active sludge;
In active sludge, complex micro organism fungicide is: whiterot fungi bacterium powder 0.06, Pseudomonas fluorescens bacterium powder 0.12, bacillus megaterium bacterium powder 0.14 and thiobacillus bacterium powder 0.12, the gross weight of complex micro organism fungicide be waste water heavy 0.008%;
(4) waste water in step (3) is put into settling tank, then adds zymin, be specially: amylase 0.08, Hexose phosphate dehydrogenase 0.07, papoid 0.04, the add-on of zymin be waste water heavy 0.006%.
The particle diameter of above-mentioned active sludge is 200-1000 μm.
SS clearance is 98.1%.
BOD clearance is 91.2%.
COD clearance is 94.3%.
Embodiment 2
Factory effluent of vermicelli treatment process, comprises following step:
(1) filter: adopt grid sieving;
(2) precipitate: in settling step, add the physics water purification agent of following parts by weight, gac is 1, organic modified zeolite is 1 and polyacrylamide 1; Limit edged stirs, and mixing speed is 10r/min; 1 hour is left standstill after stirring; Described physics water purification agent is 0.005% of waste water gross weight;
(3) waste water in Wastewater Treated by Activated Sludge Process step (2), puts into aeration tank by the waste water in step (2), adds the active sludge containing complex micro organism fungicide in aeration tank, then be fed in aeration tank by active sludge;
In active sludge, complex micro organism fungicide is: whiterot fungi bacterium powder 0.02, Pseudomonas fluorescens bacterium powder 0.05, bacillus megaterium bacterium powder 0.05 and thiobacillus bacterium powder 0.04, the gross weight of complex micro organism fungicide be waste water heavy 0.005%;
(4) waste water in step (3) is put into settling tank, then adds zymin, be specially: amylase 0.05, Hexose phosphate dehydrogenase 0.04, papoid 0.01, the add-on of zymin be waste water heavy 0.002%.
Embodiment 3
Factory effluent of vermicelli treatment process, comprises following step:
(1) filter: adopt grid sieving;
(2) precipitate: in settling step, add the physics water purification agent of following parts by weight, gac is 5, organic modified zeolite is 5 and polyacrylamide 5; Limit edged stirs, and mixing speed is 20r/min; 4 hours are left standstill after stirring; Described physics water purification agent is 0.02% of waste water gross weight;
(3) waste water in Wastewater Treated by Activated Sludge Process step (2), puts into aeration tank by the waste water in step (2), adds the active sludge containing complex micro organism fungicide in aeration tank, then be fed in aeration tank by active sludge;
In active sludge, complex micro organism fungicide is: whiterot fungi bacterium powder 0.1, Pseudomonas fluorescens bacterium powder 0.2, bacillus megaterium bacterium powder 0.2 and thiobacillus bacterium powder 0.2, the gross weight of complex micro organism fungicide be waste water heavy 0.005%;
(4) waste water in step (3) is put into settling tank, then adds zymin, be specially: amylase 0.1, Hexose phosphate dehydrogenase 0.09, papoid 0.06, the add-on of zymin be waste water heavy 0.008%.
Claims (8)
1. bean vermicelli manufacturing enterprise waste water conditioner, comprises the component of following portions by weight:
Physics water purification agent is: gac is 1-5, and organic modified zeolite is 1-5 and polyacrylamide 1-5;
Complex micro organism fungicide is: whiterot fungi bacterium powder 0.02-0.1, Pseudomonas fluorescens bacterium powder 0.05-0.2, bacillus megaterium bacterium powder 0.05-0.2 and thiobacillus bacterium powder 0.04-0.2;
Zymin is: amylase 0.05-0.1, Hexose phosphate dehydrogenase 0.04-0.09, papoid 0.01-0.06.
2. bean vermicelli manufacturing enterprise as claimed in claim 1 waste water conditioner, is characterized in that, in described complex micro organism fungicide, and whiterot fungi bacterium powder 0.06, Pseudomonas fluorescens bacterium powder 0.12, bacillus megaterium bacterium powder 0.14 and thiobacillus bacterium powder 0.12.
3. bean vermicelli manufacturing enterprise as claimed in claim 1 waste water conditioner, is characterized in that, in described zymin,
Amylase 0.08, Hexose phosphate dehydrogenase 0.07, papoid 0.04.
4. bean vermicelli manufacturing enterprise as claimed in claim 1 method of wastewater treatment, comprises following step:
(1) filter: adopt grid sieving;
(2) precipitate: in settling step, add the physics water purification agent of following parts by weight, gac is 1-5, and organic modified zeolite is 1-5 and polyacrylamide 1-5; Limit edged stirs, and mixing speed is 10-20r/min; 1-4 hour is left standstill after stirring; Described physics water purification agent is the 0.005-0.02% of waste water gross weight;
(3) waste water in Wastewater Treated by Activated Sludge Process step (2), puts into aeration tank by the waste water in step (2), adds the active sludge containing complex micro organism fungicide in aeration tank, then be fed in aeration tank by active sludge;
In described active sludge, complex micro organism fungicide is: whiterot fungi bacterium powder 0.02-0.1, Pseudomonas fluorescens bacterium powder 0.05-0.2, bacillus megaterium bacterium powder 0.05-0.2 and thiobacillus bacterium powder 0.04-0.2;
The gross weight of complex micro organism fungicide is the 0.005-0.02% that waste water is heavy;
(4) waste water in step (3) is put into settling tank, add zymin again, be specially: amylase 0.05-0.1, Hexose phosphate dehydrogenase 0.04-0.09, papoid 0.01-0.06, the add-on of described zymin is the 0.002-0.008% that waste water is heavy.
5. bean vermicelli manufacturing enterprise as claimed in claim 4 method of wastewater treatment, it is characterized in that, the particle diameter of described active sludge is 200-1000 μm.
6. bean vermicelli manufacturing enterprise as claimed in claim 4 method of wastewater treatment, is characterized in that, in described step (2), in settling step, add the physics water purification agent of following parts by weight, gac is 3, and organic modified zeolite is 3 and polyacrylamide 3; Limit edged stirs, and mixing speed is 15r/min; 2.5 hours are left standstill after stirring; Described physics water purification agent is 0.008% of waste water gross weight.
7. bean vermicelli manufacturing enterprise as claimed in claim 4 method of wastewater treatment, it is characterized in that, in described step (3), whiterot fungi bacterium powder 0.06, Pseudomonas fluorescens bacterium powder 0.12, bacillus megaterium bacterium powder 0.14 and thiobacillus bacterium powder 0.12, the gross weight of complex micro organism fungicide be waste water heavy 0.008%.
8. bean vermicelli manufacturing enterprise as claimed in claim 4 method of wastewater treatment, is characterized in that, described step (4) amylase 0.08, Hexose phosphate dehydrogenase 0.07, papoid 0.04, the add-on of zymin be waste water heavy 0.006%.
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Patent Citations (9)
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| CN101885543A (en) * | 2010-07-01 | 2010-11-17 | 毛晓敏 | Method for effectively treating sewage by using both microbial cells and enzyme preparations |
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Application publication date: 20160113 |