CN105481501A - Method for production of organic fertilizer from water treatment sludge of natural-color lifepaper produced from crop straws by fermentation - Google Patents
Method for production of organic fertilizer from water treatment sludge of natural-color lifepaper produced from crop straws by fermentation Download PDFInfo
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- CN105481501A CN105481501A CN201510866145.4A CN201510866145A CN105481501A CN 105481501 A CN105481501 A CN 105481501A CN 201510866145 A CN201510866145 A CN 201510866145A CN 105481501 A CN105481501 A CN 105481501A
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- sludge
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1257—Oxidation ditches
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Fertilizers (AREA)
- Treatment Of Sludge (AREA)
Abstract
The present invention discloses a method for production of an organic fertilizer from water treatment sludge of natural-color lifepaper produced from crop straws by fermentation, and belongs to the technical field of fertilizer production. The method is as follows: water-treatment-collected sludge, rapid fermentation bacteria, nitrogen fertilizer (urea) and waste straw crumbs are composted for corruption for production of the organic fertilizer. The sludge of a paper making plant is turned from waste into treasures for fermentation production of the organic fertilizer, the problems of spending of a lot of manpower and material resources of sludge treatment of the paper making plant can be effectively solved, fertilizer production cost is low, the process is simple, efficiency is high, and economic returns are good. The sludge organic fertilizer can be used in forestry production and flower production, and since the sludge fertilizer has soil loosing and improving functions, when the organic fertilizer is added into soil for planting trees and flowers, the planting survival rate can be improved.
Description
Technical field
The invention belongs to technical field of fertilizer production, particularly a kind of method of crop straws for producing true qualities paper for daily use water treatment sludge fermentative production fertilizer.
Background technology
Paper mill now, produces a large amount of mud in sewage treatment process, and these mud become new source of pollution, and process paper mill sludge is generally outward transport landfill, burning at present, and these treatment processs have a strong impact on environment, and cleaning needs the manpower and materials of at substantial.
At present, also do not find to utilize paper mill sludge to produce the example of the method for fertilizer.
Summary of the invention
The object of this invention is to provide and a kind ofly paper mill sludge is turned waste into wealth produce the method for fertilizer.
Paper mill sludge belongs to biosolids waste, and it is both containing plant nutrients such as a large amount of cellulose families organic matter and nitrogen, phosphorus, potassium, again containing micro heavy and pathogenic bacteria.According to this characteristic, paper mill sludge can be become Agricultural Fertilizer.Utilize compost fermentative processing production fertilizer again.
The present invention is with the comprehensive utilization of mud after the wastewater treatment produced under Novel cement slurry preparing explained hereafter condition.Its method is at the mud+quick fermentation bacterium+nitrogenous fertilizer (urea) using sewage disposal to collect+waste straw bits grain, carries out compost corruption and produces fertilizer.The concrete operation of technical solution of the present invention is:
1, in sewage, mud is collected.
By the waste water of discharge through grid, removes larger suspended substance, floating matter, at water collecting basin regulating pondage, and fully mix, waste water enters high-order tiltedly net again and carries out fiber recovery, reclaimed waste paper starch and fiber for the production of.By the effluent segregation after filtration, a part enters first phase flocculation tank, a part enters the second stage of flocculation tank, then enters preliminary sedimentation tank precipitation, removes most suspended substances and inorganics.Two portions waste water enters oxidation ditch respectively and carries out aeration, removes most of organism, and water outlet enters secondary and sinks pond and carry out mud-water separation.
Secondary sinking pool effluent is from flowing to water collecting basin, first order reaction tower is delivered to through lift pump, the water outlet of first order reaction tower is reacted further from flowing to second order reaction tower, and the water outlet of second order reaction tower flows into advanced treatment flocculation tank, at flocculation tank front end polyaddition ferric sulfate.Then add polyacrylamide, after coagulating, the fine suspension in water is gathered into the flocs unit with separability.Waste water after coagulating flows into three heavy ponds, isolates the pollution substance in waste water, discharged wastewater met the national standard.
The chemical sludge of three heavy pond generations drains into the second stage of preliminary sedimentation tank by sludge pump.Preliminary sedimentation tank raw sludge enters between sludge dewatering through sludge sump, carries out mechanical dehydration by belt filter press and whizzer.The mud produced is collected.
2, compost corruption operation.
Through the process of above sewage collecting sludge processes, produce a large amount of mud, mud about mass dryness fraction 15-25% now, is unfavorable for fermentative processing.Need by outdoor for mud air-dry to about mass dryness fraction 70-85%.
(1) selection in place.Composting place should select physical features smooth, near the leeward area without shade at water source, all can outdoorly make throughout the year.
(2) preparation (for 1 ton of air-dry 75-85% mass dryness fraction) of material.
1. 1000 kilograms, air-dry mud, screening waste straw bits grain 150 kilograms.
2. 20 kilograms of urea.
3. quick fermentation microbial inoculum 2 kilograms.
(3) fertilizer preparation method.
1. consider air-dry mud to be worth doing grain with screening waste straw to mix in above ratio, spray water stirs, moisture about 70%.
2. mix thoroughly with 2 kilograms of bacterial classifications with 20 kilograms of urea, equably the urea being mixed with bacterial classification is sprinkling upon mud and stalk mixture surface.Turn one time with instruments such as spades, pile wide 2 meters, high 1.5 meters, length do not limit rectangular, cover tightly with plastic cloth.
(4) process is degenerated.
1. the temperature rise period: be raised to 45 DEG C from normal temperature, general needs 2 days.
3. hot stage: need 3 days from 45 ~ 70 DEG C general.
Temperature-fall period: drop to less than 50 DEG C from high-temperature, general about 10 days, now Sludge Composting process completed substantially, and fertilizer can directly be used.
The present invention has following unusual effect:
1, the present invention can make paper mill sludge turn waste into wealth, and fermentative production fertilizer efficiently solves the problem that paper mill sludge process spends a large amount of manpower and materials.
2, the inventive method production fertilizer cost is low, and technique is simple, and efficiency is high, good in economic efficiency.
3, this invention removes the secondary pollution that sludge pollution source produces, prevent environmental pollution.
4, the Organic sludge manure that the present invention produces can be used in production of forestry, the production of flowers and plants, because mud fertilizer has chessom, improvement soil function.In trees, flower planting soil, add this fertilizer, improve plantation surviving rate.
Accompanying drawing explanation
Fig. 1 is mud collection process process picture sheet of the present invention.
Embodiment
The specific embodiment of the present invention is as follows:
1, in sewage, mud is collected.
The waste water of each production plant discharge, through grid, is removed larger suspended substance, floating matter, at water collecting basin regulating pondage, and is fully mixed, and waste water enters high-order tiltedly net again and carries out fiber recovery, reclaimed waste paper starch and fiber for the production of.By the effluent segregation after filtration, a part enters first phase flocculation tank, a part enters the second stage of flocculation tank, then enters preliminary sedimentation tank precipitation, removes most suspended substances and inorganics.Two portions waste water enters oxidation ditch respectively and carries out aeration, removes most of organism, and water outlet enters secondary and sinks pond and carry out mud-water separation.
Secondary sinking pool effluent is from flowing to water collecting basin, first order reaction tower is delivered to through lift pump, the water outlet of first order reaction tower is reacted further from flowing to second order reaction tower, and the water outlet of second order reaction tower flows into advanced treatment flocculation tank, at flocculation tank front end polyaddition ferric sulfate.Then add polyacrylamide, after coagulating, the fine suspension in water is gathered into the flocs unit with separability.Waste water after coagulating flows into three heavy ponds, isolates the pollution substance in waste water, discharged wastewater met the national standard.
The chemical sludge of three heavy pond generations drains into the second stage of preliminary sedimentation tank by sludge pump.Preliminary sedimentation tank raw sludge enters between sludge dewatering through sludge sump, carries out mechanical dehydration by belt filter press and whizzer.The mud produced is collected.
2, compost corruption operation.
Through the process of above sewage collecting sludge processes, produce a large amount of mud, mud about mass dryness fraction 15-25% now, is unfavorable for fermentative processing.Need by outdoor for mud air-dry to about mass dryness fraction 70-85%.
(1) selection in place.Composting place should select physical features smooth, near the leeward area without shade at water source, all can outdoorly make throughout the year.
(2) preparation (for 1 ton of air-dry 75-85% mass dryness fraction) of material.
4. 1000 kilograms, air-dry mud, screening waste straw bits grain 150 kilograms.
5. 20 kilograms of urea.
3. quick fermentation microbial inoculum 2 kilograms.
(3) fertilizer preparation method.
1. consider air-dry mud to be worth doing grain with screening waste straw to mix in above ratio, spray water stirs, moisture about 70%.
2. mix thoroughly with 2 kilograms of bacterial classifications with 20 kilograms of urea, equably the urea being mixed with bacterial classification is sprinkling upon mud and stalk mixture surface.Turn one time with instruments such as spades, pile wide 2 meters, high 1.5 meters, length do not limit rectangular, cover tightly with plastic cloth.
(4) process is degenerated.
Temperature rise period: be raised to 45 DEG C from normal temperature, general needs 2 days.
Hot stage: need 3 days from 45 ~ 70 DEG C general.
Temperature-fall period: drop to less than 50 DEG C from high-temperature, general about 10 days, now Sludge Composting process completed substantially, and fertilizer can directly be used.
(5) application process.
Organic sludge manure can be used in production of forestry, the production of flowers and plants, because mud fertilizer has chessom, improvement soil function.In trees, flower planting soil, add this fertilizer, improve plantation surviving rate.
Along with the development of papermaking industry and the construction of Pollution treatment installation, the mud that paper waste produces after treatment facility process becomes new source of pollution.It is reported, the mud of generation is sanitary landfill, burning disposal, both wastes land resources, also can produce secondary pollution.Secondary Fermentation compost treatment produces fertilizer, both improves environment, and creates benefit again.
Claims (3)
1. the method for crop straws for producing true qualities paper for daily use water treatment sludge fermentative production fertilizer, it is characterized in that, the method is mud sewage disposal collected, and through quick fermentation bacterium+nitrogenous fertilizer (urea)+waste straw bits grain, carries out compost corruption process and produces fertilizer.
2. described method according to claim 1, it is characterized in that the mud operation that sewage disposal is collected is through grid by the waste water of discharge, remove larger suspended substance, floating matter, at water collecting basin regulating pondage, and fully mix, waste water enters high-order tiltedly net again and carries out fiber recovery, reclaimed waste paper slurry and fiber for the production of; By the effluent segregation after filtration, a part enters first phase flocculation tank, a part enters the second stage of flocculation tank, then enters preliminary sedimentation tank precipitation, removes most suspended substances and inorganics.Two portions waste water enters oxidation ditch respectively and carries out aeration, removes most of organism, and water outlet enters secondary and sinks pond and carry out mud-water separation;
Secondary sinking pool effluent is from flowing to water collecting basin, first order reaction tower is delivered to through lift pump, the water outlet of first order reaction tower is reacted further from flowing to second order reaction tower, and the water outlet of second order reaction tower flows into advanced treatment flocculation tank, at flocculation tank front end polyaddition ferric sulfate.Then add polyacrylamide, after coagulating, the fine suspension in water is gathered into the flocs unit with separability.Waste water after coagulating flows into three heavy ponds, isolates the pollution substance in waste water, discharged wastewater met the national standard;
The chemical sludge of three heavy pond generations drains into the second stage of preliminary sedimentation tank by sludge pump.Preliminary sedimentation tank raw sludge enters between sludge dewatering through sludge sump, carries out mechanical dehydration by belt filter press and whizzer, and the mud of generation is collected.
3. described method according to claim 1, is characterized in that paper mill sludge fermentative production fertilizer compost corruption technique is:
(1) preparation (for 1 ton of air-dry 75-85% mass dryness fraction) of material:
1. 1000 kilograms, air-dry mud, screening waste straw bits grain 150 kilograms;
2. 20 kilograms of urea;
3. quick fermentation microbial inoculum 2 kilograms;
Fertilizer preparation method:
1. consider air-dry mud to be worth doing grain with screening waste straw to mix in above ratio, spray water stirs, moisture about 70%;
2. mix thoroughly with 2 kilograms of bacterial classifications with 20 kilograms of urea, equably the urea being mixed with bacterial classification be sprinkling upon mud surperficial with stalk mixture, turn one time with instruments such as spades, pile wide 2 meters, high 1.5 meters, length do not limit rectangular, cover tightly with plastic cloth;
Corruption process.: the 1. temperature rise period: be raised to 45 DEG C from normal temperature, general needs 2 days;
3. hot stage: need 3 days from 45 ~ 70 DEG C general;
4. temperature-fall period: drop to less than 50 DEG C from high-temperature, general about 10 days, now Sludge Composting process completed substantially, and fertilizer can directly be used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866145.4A CN105481501A (en) | 2015-12-02 | 2015-12-02 | Method for production of organic fertilizer from water treatment sludge of natural-color lifepaper produced from crop straws by fermentation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866145.4A CN105481501A (en) | 2015-12-02 | 2015-12-02 | Method for production of organic fertilizer from water treatment sludge of natural-color lifepaper produced from crop straws by fermentation |
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| CN105481501A true CN105481501A (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510866145.4A Pending CN105481501A (en) | 2015-12-02 | 2015-12-02 | Method for production of organic fertilizer from water treatment sludge of natural-color lifepaper produced from crop straws by fermentation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692953A (en) * | 2016-01-27 | 2016-06-22 | 新乡新亚纸业集团股份有限公司 | Papermaking wastewater treatment method |
| WO2019237159A1 (en) * | 2018-06-15 | 2019-12-19 | Ecochem Australia Pty Ltd | Breakdown of solid waste in cardboard manufacturing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1793072A (en) * | 2005-11-07 | 2006-06-28 | 山东省农业科学院土壤肥料研究所 | Process for preparing organic fertilizer by biological mud and grass refuse of papermaking plant |
| CN102701838A (en) * | 2012-05-17 | 2012-10-03 | 魏荣华 | Microbial organic fertilizer by using papermaking sludge as raw material and preparation method thereof |
| CN103232137A (en) * | 2013-04-25 | 2013-08-07 | 西华大学 | Paper-making waste water treatment system and treatment process |
| CN103708680A (en) * | 2013-12-28 | 2014-04-09 | 衡山中控国际纸业有限公司 | Pulping and papermaking wastewater treatment system |
-
2015
- 2015-12-02 CN CN201510866145.4A patent/CN105481501A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1793072A (en) * | 2005-11-07 | 2006-06-28 | 山东省农业科学院土壤肥料研究所 | Process for preparing organic fertilizer by biological mud and grass refuse of papermaking plant |
| CN102701838A (en) * | 2012-05-17 | 2012-10-03 | 魏荣华 | Microbial organic fertilizer by using papermaking sludge as raw material and preparation method thereof |
| CN103232137A (en) * | 2013-04-25 | 2013-08-07 | 西华大学 | Paper-making waste water treatment system and treatment process |
| CN103708680A (en) * | 2013-12-28 | 2014-04-09 | 衡山中控国际纸业有限公司 | Pulping and papermaking wastewater treatment system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692953A (en) * | 2016-01-27 | 2016-06-22 | 新乡新亚纸业集团股份有限公司 | Papermaking wastewater treatment method |
| WO2019237159A1 (en) * | 2018-06-15 | 2019-12-19 | Ecochem Australia Pty Ltd | Breakdown of solid waste in cardboard manufacturing |
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Application publication date: 20160413 |
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