CN104926052A - Recyclable sludge treatment method - Google Patents
Recyclable sludge treatment method Download PDFInfo
- Publication number
- CN104926052A CN104926052A CN201510250941.5A CN201510250941A CN104926052A CN 104926052 A CN104926052 A CN 104926052A CN 201510250941 A CN201510250941 A CN 201510250941A CN 104926052 A CN104926052 A CN 104926052A
- Authority
- CN
- China
- Prior art keywords
- sludge
- mud
- recoverable
- sludge treatment
- carried out
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000018044 dehydration Effects 0.000 claims abstract description 20
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 20
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 210000002421 cell wall Anatomy 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims abstract description 4
- 241000894006 Bacteria Species 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 8
- 229910001385 heavy metal Inorganic materials 0.000 claims description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 102000002322 Egg Proteins Human genes 0.000 claims description 5
- 108010000912 Egg Proteins Proteins 0.000 claims description 5
- 241000196324 Embryophyta Species 0.000 claims description 5
- 210000004681 ovum Anatomy 0.000 claims description 5
- 239000004382 Amylase Substances 0.000 claims description 3
- 102000013142 Amylases Human genes 0.000 claims description 3
- 108010065511 Amylases Proteins 0.000 claims description 3
- 241000589152 Azotobacter chroococcum Species 0.000 claims description 3
- 241000194108 Bacillus licheniformis Species 0.000 claims description 3
- 241000194107 Bacillus megaterium Species 0.000 claims description 3
- 244000063299 Bacillus subtilis Species 0.000 claims description 3
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 3
- 102000016938 Catalase Human genes 0.000 claims description 3
- 108010053835 Catalase Proteins 0.000 claims description 3
- 108010059892 Cellulase Proteins 0.000 claims description 3
- 241000233866 Fungi Species 0.000 claims description 3
- 241000186660 Lactobacillus Species 0.000 claims description 3
- 102000004882 Lipase Human genes 0.000 claims description 3
- 108090001060 Lipase Proteins 0.000 claims description 3
- 239000004367 Lipase Substances 0.000 claims description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 3
- 102000035195 Peptidases Human genes 0.000 claims description 3
- 108091005804 Peptidases Proteins 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 240000000111 Saccharum officinarum Species 0.000 claims description 3
- 235000007201 Saccharum officinarum Nutrition 0.000 claims description 3
- 240000008042 Zea mays Species 0.000 claims description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 235000019418 amylase Nutrition 0.000 claims description 3
- -1 and after mixing Substances 0.000 claims description 3
- 229940106157 cellulase Drugs 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 235000005822 corn Nutrition 0.000 claims description 3
- 229940039696 lactobacillus Drugs 0.000 claims description 3
- 235000019421 lipase Nutrition 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000010801 sewage sludge Substances 0.000 claims description 3
- 241001446247 uncultured actinomycete Species 0.000 claims description 3
- 239000002131 composite material Substances 0.000 abstract description 3
- 235000013601 eggs Nutrition 0.000 abstract 1
- 239000003337 fertilizer Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a recyclable sludge treatment method comprising the following steps: A, amount reduction is carried out, wherein the sludge is pumped into a sludge wall-breaking amount-reduction system and is subjected to a cell-wall breaking treatment, such that an amount reduction effect is achieved; B, preliminary dehydration is carried out, wherein the amount-reduced sludge is dehydrated with a press filter; C, mixing is carried out, wherein the preliminarily dehydrated sludge is mixed with a composite reagent 1 and auxiliary materials, and the water content of the mixed material is 60-65%; D, high-temperature dehydration is carried out, wherein the mixed sludge is delivered to a high-temperature dehydration system, such that water content can be reduced, and eggs and plant seeds can be killed; E, separation is carried out, wherein the sludge is screened; and F, humification is carried out, wherein the separated sludge is well mixed with a composite reagent 2 by stirring, and a humification reaction is carried out. With the method, sludge can be completely turned harmless, and can be recycled and reused. The method meets the concept of environment protection, and also assists in improving economic benefits.
Description
Technical field
The present invention relates to a kind of method for sludge treatment of recoverable.
Background technology
Undertaken producing a large amount of mud in sewage disposal by activated sludge process, need to process mud, existing method for sludge treatment, well can not carry out harmless treatment to mud, simultaneously, can not recycle mud, be necessary the method for sludge treatment that a kind of new recoverable is provided for this reason.
Summary of the invention
In order to solve the problem, the invention provides a kind of method for sludge treatment of recoverable.
The technical solution adopted for the present invention to solve the technical problems is:
A method for sludge treatment for recoverable, comprises the following steps:
A, decrement, pump into mud in mud broken wall abatement system and carry out abolishing cell walls process to reach reduced training;
B, preliminary hydro-extraction, the mud after using pressure filter complete to decrement dewaters;
C, mixing, mix the mud of preliminary hydro-extraction with complex reagent one, auxiliary material, and after mixing, material water ratio is 60-65%;
D, high temperature dehydration, deliver to high temperature dehydration system to reach the effect reducing water ratio and kill worm's ovum, plant seed by mixed mud;
E, separation, sieve out by mud;
F, humic, by the mud after separation and complex reagent two mixing and stirring, carry out humify reaction.
The present invention also comprises a duplicate removal metal step, before this duplicate removal metal step is positioned at steps A, removes system carry out heavy metals removal by sludge heavy-metal gel.
Adopt belt filter press to dewater in described step B, dehydrated sludge water ratio is 70-80%.
In described step D, during high temperature dehydration system works, internal temperature keeps 75-80 °, and mud keeps more than 24 hours in high temperature dehydration system, and after high temperature dehydration, moisture percentage in sewage sludge reaches 40-50%.
Compound enzymic preparation and the auxiliary broken wall of ultrasonic wave is adopted in described steps A.
In described step C, auxiliary material comprises broken corn cob, stalk and sawdust.
Complex reagent one in described step C comprises bacstearothermophilus, subtilis, sugarcane thermophilic actinomycete, lactobacillus delbruckii, bacillus natto, thermophilic cellulose-decomposing bacterium, thermophilic resistant to ammonia bacterium and thermophilic side born of the same parents bacterium.
Described step F is at room temperature carried out, and time controling, at 15-20 days, makes mud reach agricultural standards.
In described step F, complex reagent two comprises xylogen catalase, cellulase, amylase, lipase, proteolytic enzyme, whiterot fungi, Bacillus licheniformis, subtilis, azotobacter chroococcum, phosphorus decomposing bacillus megaterium and silicate bacteria.
The invention has the beneficial effects as follows: mud inner cell combined water can be converted into free state by abolishing cell walls decrement to mud by the present invention, improve the water separation capability of follow-up phase, significantly reduce the water ratio of mud, pass through preliminary hydro-extraction again, mixing and high temperature dehydration carry out dewatering and by the worm's ovum in mud further, plant seed kills, reach complete harmless treatment, then humic process is carried out, reach agricultural standards, then fertilizer is made into further, can recycle mud, meet environmental protection theory, can increase economic efficiency simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is principle schematic of the present invention.
Embodiment
With reference to Fig. 1, the present invention is a kind of method for sludge treatment of recoverable, comprises the following steps:
A, decrement, pump into mud in mud broken wall abatement system and carry out abolishing cell walls process to reach reduced training, concrete adopted compound enzymic preparation and ultrasonic assistant broken wall;
B, preliminary hydro-extraction, the mud after using belt filter press complete to decrement dewaters, and dehydrated sludge water ratio is 70-80%; Due to through broken wall decrement treatment, this dehydrating effect can be realized without the need to adding flocculation agent;
C, mixing, mix the mud of preliminary hydro-extraction with complex reagent one, auxiliary material, and after mixing, material water ratio is 60-65%;
D, high temperature dehydration, deliver to high temperature dehydration system to reach the effect reducing water ratio and kill worm's ovum, plant seed by mixed mud; During high temperature dehydration system works, internal temperature keeps 75-80 °, and mud keeps more than 24 hours in high temperature dehydration system, and after high temperature dehydration, moisture percentage in sewage sludge reaches 40-50%;
E, separation, sieve out by mud;
F, humic, by the mud after separation and complex reagent two mixing and stirring, carry out humify reaction.
The present invention significantly can reduce the water ratio of mud by abolishing cell walls decrement to mud, carry out further dewatering and the worm's ovum in mud, plant seed being killed by preliminary hydro-extraction, mixing and high temperature dehydration again, reach complete harmless treatment, then humic process is carried out, reach agricultural standards, be then made into fertilizer further, can recycle mud, meet environmental protection theory, can increase economic efficiency simultaneously.
If Of Heavy Metal Level In Sludge is higher, the present invention also comprises a duplicate removal metal step, before this duplicate removal metal step is positioned at steps A, removes system carry out heavy metals removal by sludge heavy-metal gel; Prevent heavy metal to be deposited in mud always, do not reach the effect of harmless treatment.
In step C, auxiliary material comprises broken corn cob, stalk and sawdust etc.; Complex reagent one in step C comprises bacstearothermophilus, subtilis, sugarcane thermophilic actinomycete, lactobacillus delbruckii, bacillus natto, thermophilic cellulose-decomposing bacterium, thermophilic resistant to ammonia bacterium and thermophilic side born of the same parents bacterium, and this complex reagent one can carry out processed to mud efficiently.
Step F is at room temperature carried out, and time controling, at 15-20 days, makes mud reach agricultural standards, can directly use as Agricultural organic fertilizer or after composite, make organic-inorganic compound mixed fertilizer to use; In step F, complex reagent two comprises xylogen catalase, cellulase, amylase, lipase, proteolytic enzyme, whiterot fungi, Bacillus licheniformis, subtilis, azotobacter chroococcum, phosphorus decomposing bacillus megaterium and silicate bacteria, and this complex reagent two can carry out humic to mud efficiently.
Above-described embodiment is preferred version of the present invention, and the present invention also can have other embodiments.Those skilled in the art also can make equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent modification or replacement are all included in the scope set by the application's claim.
Claims (9)
1. a method for sludge treatment for recoverable, is characterized in that comprising the following steps:
A, decrement, pump into mud in mud broken wall abatement system and carry out abolishing cell walls process to reach reduced training;
B, preliminary hydro-extraction, the mud after using pressure filter complete to decrement dewaters;
C, mixing, mix the mud of preliminary hydro-extraction with complex reagent one, auxiliary material, and after mixing, material water ratio is 60-65%;
D, high temperature dehydration, deliver to high temperature dehydration system to reach the effect reducing water ratio and kill worm's ovum, plant seed by mixed mud;
E, separation, sieve out by mud;
F, humic, by the mud after separation and complex reagent two mixing and stirring, carry out humify reaction.
2. the method for sludge treatment of a kind of recoverable as claimed in claim 1, is characterized in that it also comprises a duplicate removal metal step, before this duplicate removal metal step is positioned at steps A, removes system carry out heavy metals removal by sludge heavy-metal gel.
3. the method for sludge treatment of a kind of recoverable as claimed in claim 1, it is characterized in that adopting belt filter press to dewater in described step B, dehydrated sludge water ratio is 70-80%.
4. the method for sludge treatment of a kind of recoverable as claimed in claim 1, when it is characterized in that high temperature dehydration system works in described step D, internal temperature keeps 75-80 °, mud keeps more than 24 hours in high temperature dehydration system, and after high temperature dehydration, moisture percentage in sewage sludge reaches 40-50%.
5. the method for sludge treatment of a kind of recoverable as claimed in claim 1, is characterized in that adopting compound enzymic preparation and the auxiliary broken wall of ultrasonic wave in described steps A.
6. the method for sludge treatment of a kind of recoverable as claimed in claim 1, is characterized in that in described step C, auxiliary material comprises broken corn cob, stalk and sawdust.
7. the method for sludge treatment of a kind of recoverable as claimed in claim 1, is characterized in that the complex reagent one in described step C comprises bacstearothermophilus, subtilis, sugarcane thermophilic actinomycete, lactobacillus delbruckii, bacillus natto, thermophilic cellulose-decomposing bacterium, thermophilic resistant to ammonia bacterium and thermophilic side born of the same parents bacterium.
8. the method for sludge treatment of a kind of recoverable as claimed in claim 1, is characterized in that described step F is at room temperature carried out, and time controling, at 15-20 days, makes mud reach agricultural standards.
9. the method for sludge treatment of a kind of recoverable as claimed in claim 1, is characterized in that in described step F, complex reagent two comprises xylogen catalase, cellulase, amylase, lipase, proteolytic enzyme, whiterot fungi, Bacillus licheniformis, subtilis, azotobacter chroococcum, phosphorus decomposing bacillus megaterium and silicate bacteria.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510250941.5A CN104926052B (en) | 2015-05-15 | 2015-05-15 | A kind of method for sludge treatment of recoverable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510250941.5A CN104926052B (en) | 2015-05-15 | 2015-05-15 | A kind of method for sludge treatment of recoverable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104926052A true CN104926052A (en) | 2015-09-23 |
| CN104926052B CN104926052B (en) | 2017-11-17 |
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| CN201510250941.5A Active CN104926052B (en) | 2015-05-15 | 2015-05-15 | A kind of method for sludge treatment of recoverable |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105601071A (en) * | 2016-01-28 | 2016-05-25 | 耿春茂 | Complex enzyme preparation for wall breaking of sludge |
| CN106995266A (en) * | 2017-05-09 | 2017-08-01 | 亳州市恒顺生态科技有限公司 | A kind of method of ultrosonic high-temp processing collaboration maize straw addition processing sludge |
| CN107080115A (en) * | 2017-05-09 | 2017-08-22 | 亳州市恒顺生态科技有限公司 | The method that a kind of excess sludge after utilization Combined Processing prepares vermiculture base-material |
| CN110092554A (en) * | 2019-04-28 | 2019-08-06 | 陕西同泽人居工程科技有限公司 | A kind of processing method about oilfield drilling spare |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105601071A (en) * | 2016-01-28 | 2016-05-25 | 耿春茂 | Complex enzyme preparation for wall breaking of sludge |
| CN106995266A (en) * | 2017-05-09 | 2017-08-01 | 亳州市恒顺生态科技有限公司 | A kind of method of ultrosonic high-temp processing collaboration maize straw addition processing sludge |
| CN107080115A (en) * | 2017-05-09 | 2017-08-22 | 亳州市恒顺生态科技有限公司 | The method that a kind of excess sludge after utilization Combined Processing prepares vermiculture base-material |
| CN110092554A (en) * | 2019-04-28 | 2019-08-06 | 陕西同泽人居工程科技有限公司 | A kind of processing method about oilfield drilling spare |
| CN110092554B (en) * | 2019-04-28 | 2022-08-05 | 陕西同泽人居工程科技有限公司 | Method for treating drilling mud chips of oil and gas field |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104926052B (en) | 2017-11-17 |
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Effective date of registration: 20190717 Address after: Room 247-12093, 2nd floor, No. 109-1 Quanyun Road, Shenyang Free Trade Experimental Zone, Shenyang, Liaoning Province, 116011 Patentee after: Shenyang ring view Ecological Engineering Co., Ltd. Address before: 528400 Building 613, Haodong Garden E, Zhongshan Torch Development Zone, Guangdong Province Patentee before: Liu Ting |