CN107586579A - Briquettes with sludge and preparation method thereof - Google Patents
Briquettes with sludge and preparation method thereof Download PDFInfo
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- CN107586579A CN107586579A CN201711070310.0A CN201711070310A CN107586579A CN 107586579 A CN107586579 A CN 107586579A CN 201711070310 A CN201711070310 A CN 201711070310A CN 107586579 A CN107586579 A CN 107586579A
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- sludge
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Treatment Of Sludge (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The present invention proposes a kind of briquettes with sludge and preparation method thereof, belongs to field of solid waste comprehensive utilization, and the briquettes with sludge includes following components by weight：90 95 parts of sludge, 5 10 parts of weathered coal, 0.2 0.5 parts of bagasse, carbonize 15 parts of stalk, 0.2 1 parts of rice husk, 0.1 0.5 parts of sodium carbonate, 0.5 2 parts of lime, 0.5 1.5 parts of greasy filth caused by sludge caused by coke-oven plant or oil plant, 0.1 0.5 parts of zymocyte liquid.The briquettes with sludge is using sludge as key component, sludge is set more efficiently to ferment under the interaction of each component, good combustibility energy can be obtained in the case where mixing a small amount of coal dust, simultaneously, only with greasy filth caused by sludge caused by coke-oven plant or oil plant as binding agent, need not add other briquette binders can extrusion forming, greatly reduce production cost, there is obvious environment protecting and economic benefit.
Description
Technical field
The invention belongs to field of solid waste comprehensive utilization, more particularly to a kind of briquettes with sludge and preparation method thereof.
Background technology
With the intensification of social city's degree, municipal sewage treatment amount is increasing, and sewage treatment plant is in purification sewage
While, substantial amounts of sludge can be produced.At present, the major way for disposing these sludge both at home and abroad has four kinds：Landfill, burn
Burn, throw sea and land use.From the nineties in last century, with raising of the various countries to environmental requirement in Treatment of Sludge, and dirt
Mud burns the gradual maturation of heat supply and gas-to electricity technique, and burning method is increasingly favored, and sludge incineration technique turns into place
Manage a kind of major way of sludge.
At present, sludge is mixed in coal dust and makes briquettes with sludge, so as to realize relevant report that sludge effectively utilizes.
Such as：Applicant is disclosed and a kind of utilizes sludge and greasy filth production environment-friendly type in the patent CN106367152A of application in 2016
Coal and its production method, the environment-friendly coal include coal dust 60-80 parts, sludge 10-40 parts, greasy filth 1-20 parts, briquette binder
0.5-5 parts.However, in its formula, the dosage of sludge is relatively fewer, and the dosage of coal dust is then larger, in other existing sludge
In the formula of moulded coal, mostly in this way, this make it that the production cost of briquettes with sludge is higher to a certain extent, effect of coal saving is not yet
It is preferable.Moreover, being generally added with briquette binder in the formula of existing briquettes with sludge, this also causes its production cost further to carry
It is high.
Therefore, the content of sludge in briquettes with sludge how is improved, and avoids using briquette binder as far as possible, to reduce dirt
The production cost of chamotte mould coal, it is a current technical problem for being badly in need of solving.
The content of the invention
The present invention is few for sludge dosage in above-mentioned existing briquettes with sludge and pulverized coal consumption is big and added with moulded coal bonding
Agent causes the high technical problem of its production cost, proposes a kind of briquettes with sludge and preparation method thereof, the briquettes with sludge using sludge as
Key component, a small amount of coal is only mixed, and briquette binder need not be added, production cost can be substantially reduced, there is obvious ring
Protect effect and economic benefit.
In order to achieve the above object, the technical solution adopted by the present invention is：
The present invention proposes a kind of briquettes with sludge, including following components by weight：
Sludge 90-95 parts, weathered coal 5-10 parts, bagasse 0.2-0.5 parts, carbonize stalk 1-5 parts, rice husk 0.2-1 parts, carbon
Sour sodium 0.1-0.5 parts, lime 0.5-2 parts, greasy filth 0.5-1.5 parts, zymophyte caused by sludge caused by coke-oven plant or oil plant
Liquid 0.1-0.5 parts.
Preferably, the zymocyte liquid includes following components by weight：Produced during Treatment of Wastewater from Starch
Sludge 1-5 parts, potassium dihydrogen phosphate 0.01-0.1 parts, magnesium sulfate 0.01-0.05 parts, winery discharge vinasse 1-5 parts, lemon
Organic wastewater 1-10 parts caused by acid production, water 80-90 parts.
Preferably, the zymocyte liquid need to ferment 2-5 days, stirring 2-5 times daily, 0.5-1 hours are stirred every time.
Preferably, the charing stalk need to be through break process, broken rear particle diameter is less than 5mm.
The invention also provides a kind of preparation method of the briquettes with sludge described in any of the above-described technical scheme, including it is following
Step：
By sludge, bagasse, charing stalk, rice husk and zymocyte liquid mixed-stacking, one time fermentation is carried out；
Sodium carbonate and weathered coal are added, secondary fermentation is carried out after well mixed；
After the completion of fermentation, greasy filth caused by sludge caused by coke-oven plant or oil plant, and lime are added, after being well mixed
Extrusion forming, obtain briquettes with sludge.
Preferably, the fermentation time of the one time fermentation is 5-7 weeks, stir 1-2 times weekly.
Preferably, the fermentation time of the secondary fermentation is 1-2 weeks.
Compared with prior art, the advantages and positive effects of the present invention are：
1st, briquettes with sludge provided by the invention, using sludge as key component, sludge is made under the interaction of each component more
Efficiently ferment, good combustibility energy can be obtained in the case where mixing a small amount of coal dust, meanwhile, produced only with coke-oven plant
Greasy filth caused by raw sludge or oil plant as binding agent, without add other briquette binders can extrusion forming, significantly
Reduce production cost；
2nd, briquettes with sludge provided by the invention has good combustibility energy and a compressive property, environment protecting during burning
It is good, secondary pollution is not produced, and there is obvious environment protecting and economic benefit；
3rd, the preparation method of briquettes with sludge provided by the invention, preparation technology is simple, and production efficiency is high, and production cost is low,
The harmless treatment of sludge can be realized while effectively control sludge environmental pollution.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example only part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
The embodiments of the invention provide a kind of briquettes with sludge, including following components by weight：Sludge 90-95 parts,
Weathered coal 5-10 parts, bagasse 0.2-0.5 parts, carbonize stalk 1-5 parts, rice husk 0.2-1 parts, sodium carbonate 0.1-0.5 parts, lime
0.5-2 parts, greasy filth 0.5-1.5 parts caused by sludge caused by coke-oven plant or oil plant, zymocyte liquid 0.1-0.5 parts.
In the above-described embodiments, using sludge as key component, bagasse, charing stalk, rice husk and the zymocyte liquid of addition
Be advantageous to accelerate the inside fermentation of sludge, suppress the volatilization of sludge peculiar smell, improve the combustibility energy of sludge, thus, it can mix
Good combustibility energy is obtained in the case of entering a small amount of coal dust.Meanwhile charing stalk and rice husk have the function that to adsorb smell,
Reach the purpose of taste removal while fermentation, the briquettes with sludge of the acquisition environment protecting in burning is good.The weathered coal of addition is favourable
In the calorific value and processing characteristics that improve sludge, only with greasy filth caused by sludge caused by coke-oven plant or oil plant as bonding
Agent, without adding other briquette binders, you can extrusion forming.The sodium carbonate of addition can neutralize caused organic in fermentation process
Acid, the lime of addition have antibacterial and desulfidation, and sludge effectively can be sterilized, bacterium, cause of disease in reduction sludge
Bacterium and viral micro-organisms etc., meanwhile, it is capable to which the discharge of sulfur dioxide when effectively reducing burning, does not produce secondary pollution.
Briquettes with sludge provided by the invention, using sludge as key component, make sludge under the interaction of above-mentioned each component
More efficiently ferment, good combustibility energy can be obtained in the case where mixing a small amount of coal dust, meanwhile, only with coke-oven plant
Greasy filth caused by caused sludge or oil plant as binding agent, without add other briquette binders can extrusion forming, greatly
Reduce production cost greatly.The briquettes with sludge has good combustibility energy and a compressive property, and environment protecting is good during burning, no
Secondary pollution is produced, there is obvious environment protecting and economic benefit.
It is understood that in above-mentioned briquettes with sludge, the addition parts by weight of each component can be carried out within the above range
Reasonable adjustment, the briquettes with sludge under resulting different ratio will not produce larger difference in terms of final effect assessment.
For example, sludge can be 90,91,92,93,94 or 95 parts, weathered coal can be 5,6,7,8,9 or 10 parts, and bagasse can be
0.2nd, 0.3,0.4 or 0.5 part, charing stalk can be 1,2,3,4 or 5 part, and rice husk can be 0.2,0.4,0.6,0.8 or 1 part,
Sodium carbonate can be 0.1,0.2,0.3,0.4 or 0.5 part, and lime can be 0.5,1.0,1.5 or 2 part, dirty caused by coke-oven plant
Greasy filth caused by mud or oil plant can be 0.5,1.0 or 1.5 part, and zymocyte liquid can be 0.1,0.2,0.3,0.4 or 0.5
Part.
In a preferred embodiment, the zymocyte liquid includes following components by weight：Processing Starch Production is given up
Sludge 1-5 parts caused by water, potassium dihydrogen phosphate 0.01-0.1 parts, magnesium sulfate 0.01-0.05 parts, the vinasse 1- of winery discharge
5 parts, organic wastewater 1-10 parts caused by Citric Acid Production, water 80-90 parts.In the preferred embodiment, further define
The composition of zymocyte liquid, its each component are advantageous to the fermentation of sludge, and can improve the combustibility energy of sludge.It is appreciated that
, in above-mentioned zymocyte liquid, the addition parts by weight of each component can carry out Reasonable adjustment within the above range, for example, place
It can be 1,2,3,4 or 5 part to manage sludge caused by starch production wastewater, and potassium dihydrogen phosphate can be 0.01,0.05 or 0.1
Part, magnesium sulfate can be 0.01,0.02,0.03,0.04 or 0.05 part, and the vinasse of winery discharge can be 1,2,3,4 or 5
Part, organic wastewater caused by Citric Acid Production can be 1,5 or 10 part, and water can be 80,85 or 90 parts.
In a preferred embodiment, the zymocyte liquid need to ferment 2-5 days, and stirring 2-5 times, stirs 0.5-1 every time daily
Hour.In the preferred embodiment, the fermentation method of zymocyte liquid is further defined, the zymocyte liquid that so fermentation obtains is more
Be advantageous to the fermentation of sludge.
In a preferred embodiment, the charing stalk need to be through break process, and broken rear particle diameter is less than 5mm.At this preferably
In embodiment, below 5mm need to be crushed to by further limiting charing stalk, and this is mainly it is considered that through broken charing stalk energy
The inside of sludge is enough better mixing into, is advantageous to more efficiently ferment inside sludge.
The embodiment of the present invention additionally provides the preparation method of the briquettes with sludge described in any of the above-described embodiment, including following
Step：
S1：By sludge, bagasse, charing stalk, rice husk and zymocyte liquid mixed-stacking, one time fermentation is carried out；
S2：Sodium carbonate and weathered coal are added, secondary fermentation is carried out after well mixed；
S3：After the completion of fermentation, greasy filth caused by sludge caused by coke-oven plant or oil plant, and lime are added, mixing is
Extrusion forming after even, obtains briquettes with sludge.In this step, it is necessary to which explanation, the pressure used during extrusion forming is preparation
The pressure commonly used during moulded coal, such as：20MPa pressure extrusions may be selected.
In above-mentioned preparation method, the environmental-protecting performance that sludge utilizes is effectively increased by one time fermentation, at the same using plus
The charing stalk and rice husk entered has carried out preliminary taste removal to sludge.During secondary fermentation, by the sodium carbonate of addition and fermenting
During caused organic acid, the calorific value and processing characteristics of sludge are further improved by the weathered coal of addition.Finally, add white
Ash carries out antibacterial and desulfurization, and binding agent, extrusion forming are used as using greasy filth caused by sludge caused by coke-oven plant or oil plant.By this
The briquettes with sludge that method is prepared, its sludge content is high, and combustibility can be good with compressive property, and environment protecting during burning
It is good, do not produce secondary pollution.This method preparation technology is simple, and production efficiency is high, and production cost is low, can be in effectively control sludge pair
While environmental pollution, the harmless treatment of sludge is realized.
In a preferred embodiment, in order to ensure that sludge fermentation is abundant, the fermentation time of the one time fermentation is 5-7 weeks,
Stir 1-2 times weekly.
In a preferred embodiment, in order that sodium carbonate, weathered coal and sludge are sufficiently mixed fermentation, the secondary fermentation
Fermentation time is 1-2 weeks.
, below will knot in order to become apparent from introducing briquettes with sludge that the embodiment of the present invention provided and preparation method thereof in detail
Specific embodiment is closed to be described.
Embodiment 1
(1) 90 parts of sludge, 0.2 part of bagasse caused by the sewage plant of development zone in Qingdao Ni Bu gulfs are taken, particle diameter is crushed to and is less than
5mm 0.2 part of 1 part of charing stalk, rice husk and 0.1 part of zymocyte liquid, mixed-stacking carry out one time fermentation, and fermentation time is 5 weeks,
Stir weekly 1 time；
Wherein, the preparation method of zymocyte liquid is：By 1 part of sludge caused by Treatment of Wastewater from Starch, biphosphate
0.01 part of potassium, 0.01 part of magnesium sulfate, 1 part of the vinasse of winery discharge, 1 part of organic wastewater and water 80 caused by Citric Acid Production
Part is well mixed, ferments 2 days, daily stirring 2 times, each stirring 0.5 hour.
(2) 5 parts of 0.1 part of sodium carbonate and weathered coal are added, secondary fermentation is carried out after well mixed, fermentation time is 1 week.
(3) after the completion of fermenting, 0.5 part of sludge caused by coke-oven plant, and 0.5 part of lime are added, after being well mixed,
Extrusion forming under 20MPa, obtains briquettes with sludge, and the moulded coal does free drop test in 2m height, does not crush, ring when it burns
It is good to protect effect, and easily catches fire, easy to burn out.
Embodiment 2
(1) 92.5 parts of sludge caused by the sewage plant of Qingdao Jiangzhou, 0.35 part of bagasse are taken, is crushed to particle diameter less than 5mm's
0.3 part of 3 parts of stalk, 0.6 part of rice husk and zymocyte liquid are carbonized, mixed-stacking carries out one time fermentation, and fermentation time is 6 weeks, weekly
Stir 2 times；
Wherein, the preparation method of zymocyte liquid is：By 3 parts of sludge caused by Treatment of Wastewater from Starch, biphosphate
0.055 part of potassium, 0.03 part of magnesium sulfate, 3 parts of the vinasse of winery discharge, 5.5 parts of organic wastewater caused by Citric Acid Production and
85 parts of water is well mixed, ferments 3.5 days, daily stirring 3 times, every time stirring 0.75 hour.
(2) 7.5 parts of 0.3 part of sodium carbonate and weathered coal are added, carries out secondary fermentation after well mixed, fermentation time is
It is 1.5 all.
(3) after the completion of fermenting, 1 part of sludge caused by coke-oven plant, and 1.25 parts of lime are added, after being well mixed,
Extrusion forming under 20MPa, obtains briquettes with sludge, and the moulded coal does free drop test in 2m height, does not crush, ring when it burns
It is good to protect effect, and easily catches fire, easy to burn out.
Embodiment 3
(1) 95 parts of sludge caused by the sewage plant of Qingdao Jiangnan, 0.5 part of bagasse are taken, is crushed to the charing that particle diameter is less than 5mm
0.5 part of 5 parts of stalk, 1 part of rice husk and zymocyte liquid, mixed-stacking carry out one time fermentation, and fermentation time is 7 weeks, stirs 2 weekly
It is secondary；
Wherein, the preparation method of zymocyte liquid is：By 5 parts of sludge caused by Treatment of Wastewater from Starch, biphosphate
0.1 part of potassium, 0.05 part of magnesium sulfate, 5 parts of the vinasse of winery discharge, 10 parts of organic wastewater and water 90 caused by Citric Acid Production
Part is well mixed, ferments 5 days, daily stirring 5 times, each stirring 1 hour.
(2) 10 parts of 0.5 part of sodium carbonate and weathered coal are added, secondary fermentation, fermentation time 2 are carried out after well mixed
Week.
(3) after the completion of fermenting, 1.5 parts of greasy filth caused by oil plant, and 2 parts of lime are added, after being well mixed,
Extrusion forming under 20MPa, obtains briquettes with sludge, and the moulded coal does free drop test in 2m height, does not crush, ring when it burns
It is good to protect effect, and easily catches fire, easy to burn out.
Claims (7)
1. a kind of briquettes with sludge, it is characterised in that including following components by weight：
Sludge 90-95 parts, weathered coal 5-10 parts, bagasse 0.2-0.5 parts, carbonize stalk 1-5 parts, rice husk 0.2-1 parts, sodium carbonate
0.1-0.5 parts, lime 0.5-2 parts, greasy filth 0.5-1.5 parts, zymocyte liquid caused by sludge caused by coke-oven plant or oil plant
0.1-0.5 parts.
2. briquettes with sludge according to claim 1, it is characterised in that：The zymocyte liquid includes by weight following
Component：Sludge 1-5 parts caused by Treatment of Wastewater from Starch, potassium dihydrogen phosphate 0.01-0.1 parts, magnesium sulfate 0.01-0.05
Part, vinasse 1-5 parts of winery discharge, organic wastewater 1-10 parts caused by Citric Acid Production, water 80-90 parts.
3. briquettes with sludge according to claim 2, it is characterised in that：The zymocyte liquid need to ferment 2-5 days, daily stirring
2-5 times, 0.5-1 hours are stirred every time.
4. briquettes with sludge according to claim 1, it is characterised in that：The charing stalk need to be through break process, after crushing
Particle diameter is less than 5mm.
5. the preparation method of the briquettes with sludge described in claim any one of 1-4, it is characterised in that comprise the following steps：
By sludge, bagasse, charing stalk, rice husk and zymocyte liquid mixed-stacking, one time fermentation is carried out；
Sodium carbonate and weathered coal are added, secondary fermentation is carried out after well mixed；
After the completion of fermentation, greasy filth caused by sludge caused by coke-oven plant or oil plant, and lime are added, is extruded after well mixed
Shaping, obtains briquettes with sludge.
6. preparation method according to claim 5, it is characterised in that：The fermentation time of the one time fermentation is 5-7 weeks, often
Week is stirred 1-2 times.
7. preparation method according to claim 6, it is characterised in that：The fermentation time of the secondary fermentation is 1-2 weeks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711070310.0A CN107586579A (en) | 2017-11-03 | 2017-11-03 | Briquettes with sludge and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711070310.0A CN107586579A (en) | 2017-11-03 | 2017-11-03 | Briquettes with sludge and preparation method thereof |
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| CN107586579A true CN107586579A (en) | 2018-01-16 |
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ID=61045224
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| CN201711070310.0A Pending CN107586579A (en) | 2017-11-03 | 2017-11-03 | Briquettes with sludge and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078612A (en) * | 2018-08-28 | 2018-12-25 | 山东科技大学 | A kind of charcoal base-nano zero-valence iron composite material and method using low-order coal preparation |
| CN109482147A (en) * | 2018-11-26 | 2019-03-19 | 山东科技大学 | It modified activated carbon, preparation method and its is applied in kitchen garbage and Treatment of Sludge |
| CN112094101A (en) * | 2020-08-31 | 2020-12-18 | 安徽康健新型建材有限公司 | Formula and production method of urban sludge and coal gangue hollow brick |
| CN114180909A (en) * | 2021-12-10 | 2022-03-15 | 深圳市文浩环保再生有限公司 | Regenerated environment-friendly water purifying brick and preparation method thereof |
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| CN102899118A (en) * | 2012-10-12 | 2013-01-30 | 苏武民 | Sludge synthesized fuel and preparation method thereof |
| CN103387324A (en) * | 2012-05-07 | 2013-11-13 | 凌坚明 | Sludge drying biomass fuel technology |
| CN106367152A (en) * | 2016-11-22 | 2017-02-01 | 山东科技大学 | Environmental protection type coal produced from sludge and fatlute and manufacturing method thereof |
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2017
- 2017-11-03 CN CN201711070310.0A patent/CN107586579A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387324A (en) * | 2012-05-07 | 2013-11-13 | 凌坚明 | Sludge drying biomass fuel technology |
| CN102899118A (en) * | 2012-10-12 | 2013-01-30 | 苏武民 | Sludge synthesized fuel and preparation method thereof |
| CN106367152A (en) * | 2016-11-22 | 2017-02-01 | 山东科技大学 | Environmental protection type coal produced from sludge and fatlute and manufacturing method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078612A (en) * | 2018-08-28 | 2018-12-25 | 山东科技大学 | A kind of charcoal base-nano zero-valence iron composite material and method using low-order coal preparation |
| CN109078612B (en) * | 2018-08-28 | 2021-08-03 | 山东科技大学 | Carbon-based nano zero-valent iron composite material prepared from low-rank coal and method |
| CN109482147A (en) * | 2018-11-26 | 2019-03-19 | 山东科技大学 | It modified activated carbon, preparation method and its is applied in kitchen garbage and Treatment of Sludge |
| CN112094101A (en) * | 2020-08-31 | 2020-12-18 | 安徽康健新型建材有限公司 | Formula and production method of urban sludge and coal gangue hollow brick |
| CN114180909A (en) * | 2021-12-10 | 2022-03-15 | 深圳市文浩环保再生有限公司 | Regenerated environment-friendly water purifying brick and preparation method thereof |
| CN114180909B (en) * | 2021-12-10 | 2022-09-27 | 深圳市文浩环保再生有限公司 | Regenerated environment-friendly water purifying brick and preparation method thereof |
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Application publication date: 20180116 |