CN107324727A - Mud deodorant and mud deodorizing method - Google Patents
Mud deodorant and mud deodorizing method Download PDFInfo
- Publication number
- CN107324727A CN107324727A CN201710663163.1A CN201710663163A CN107324727A CN 107324727 A CN107324727 A CN 107324727A CN 201710663163 A CN201710663163 A CN 201710663163A CN 107324727 A CN107324727 A CN 107324727A
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- Prior art keywords
- mud
- deodorant
- raw material
- deodorizing method
- well mixed
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- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
-
- 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
- C02F11/004—Sludge detoxification
-
- 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
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- 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
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00767—Uses not provided for elsewhere in C04B2111/00 for waste stabilisation purposes
- C04B2111/00784—Uses not provided for elsewhere in C04B2111/00 for waste stabilisation purposes for disposal only
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
The present invention provides a kind of mud deodorant and mud deodorizing method, and the raw material that above-mentioned mud deodorant is made up of following percentage by weight is made:Portland cement 9% 11%;Quick lime 4% 6%;Granulated blast-furnace slag 50% 60%;II grades of flyash of F classes 10% 15%;Strong oxidizer 10% 12%;Activity excitant 1% 2%;And additive 0.1% 0.2%.The problems such as present invention can solve the problem that mud deodorization cost height, complex process, the single limitation of processing in the prior art.
Description
Technical field
The present invention relates to field of engineering technology, especially with respect to a kind of mud deodorant and mud deodorizing method.
Background technology
Urban river, landscape water body are generally static or poor fluidity circulation around circuit water body, and water surface area is small, easily pollution,
The features such as water body self-purification ability is poor, adds a large amount of discharges of sanitary sewage and rubbish, easily causes suspension in water to increase, turbidity
The content of increase, organic matter, bacterium and Escherichia coli increases, as summer temp is high, and water body blacks smelly, or even allows many mornings
Experienced citizen shy away, and lose the work energy of city appearance water body.In order to ensure the normal flood discharge energy in city inland river lake river course
Power and beautifying urban environment, China can all deploy large-scale river and lake dredging and desilting engineering every year.But produce every year
The dredging desilting mud in these substantial amounts of inland river lakes is nowhere stacked.In recent years, China have about 90% urban rivers and lakes water body by
To different degrees of pollution, especially the bed mud in river lake with the pollution of foul gas be to have a strong impact on urban environment, harmful to human
One of healthy the problem of.How to solve the black ugly problem of urban river as early as possible has turned into the task of top priority that urban environment works.
How mud makes its innoxious and recycling, as heat after desilting dehydration compression minimizing processing
The problem of point discusses research.At present, the processing of stench mud generally uses Physical, chemical method, combustion method, bioanalysis and joint
Processing method etc., but there is cost height, complex process, handle single in these methods.
The content of the invention
Therefore, an object of the present invention is to provide a kind of mud deodorant and mud deodorizing method, existing to solve
The problems such as having mud deodorization cost height in technology, complex process, handle single limitation.
For up to above-mentioned purpose, the present invention provides a kind of mud deodorant, and the mud deodorant is by following percentage by weight group
Into raw material be made:Portland cement 9%-11%;Quick lime 4%-6%;Granulated blast-furnace slag 50%-60%;II grades of powder of F classes
Coal ash 10%-15%;Strong oxidizer 10%-12%;Activity excitant 1%-2%;And additive 0.1%-0.2%.
As optional technical scheme, the moisture content of the mud pre-processed by drying equipment is 80-120%, and the silt
Weak soil particle diameter≤75 μm of mud.
As optional technical scheme, the mud is the black smelly mud in river course, and the content of organic matter is 10- in the mud
15%.
As optional technical scheme, the portland cement is P.0 42.5R grades of portland cements, and the blast-furnace cinder is
S95 grades of granulated blast-furnace slags, the calcium hydroxide content of the quick lime is more than 90%.
As optional technical scheme, the strong oxidizer is peromag or calper calcium peroxide.
As optional technical scheme, the activity excitant is ferrous sulfate, sodium sulphate, the mixture of alum.
As optional technical scheme, the additive is lignin.
The present invention also provides a kind of mud deodorizing method using mud deodorant as described above, comprises the following steps:
(1) percentage by weight as shared by above-mentioned each raw material weighs each raw material, and each raw material is well mixed;(2) by well mixed silt
Mud deodorant is mixed in proportion with mud;(3) by well mixed soil sample, shelving 5~24 hours;(4) take out fully anti-
Soil sample after answering, compaction moulding, and it is put into maintenance 1~28 day in curing box.
As optional technical scheme, the ratio of the mud deodorant and the mud is 1:8-12.
As optional technical scheme, step (1) also includes:After being mixed by above-mentioned percentage by weight, through full-automatic dispensing
Enter prebreaker, tube mill after microcomputer and carry out grinding, the specific surface area of the mud deodorant after grinding is more than 400cm2/
g。
Compared with prior art, the present invention promotes sludge hydrolytic using peromag or calper calcium peroxide and improves sludge anaerobic
Digestion effect, and adsorb poisonous and harmful substance and post heavy metal, adds mud after a small amount of quick lime and has in alkaline environment and kill
The effect of bacterium.Solid waste blast-furnace cinder is mixed simultaneously, and sulfate activating agent excites the activity of silica, with unnecessary magnesium
The space between silicic acid magnesium precipitate, filler particles is generated, beneficial to hydrated cementitious coagulate is generated with unnecessary calcium and iron ion reaction
Glue material, reduces the moisture content of sludge again.The real double effects for playing deodorizing sterilizing solidification.Mud after treatment,
Avoid causing secondary pollution to environment during desilting, reduce the waste to non-renewable resources and can be used for engineering earth,
Cultivated soil is afforested, fertilizer etc. obtains larger economic benefit.
It can be further understood on the advantages and spirit of the present invention by following detailed description of the invention.
Embodiment
For a better understanding of the present invention, with reference to the embodiment content that the present invention is furture elucidated, but the present invention
Content is not limited solely to the following examples.
The present invention provides a kind of mud deodorant, the raw material system that above-mentioned mud deodorant is made up of following percentage by weight
Into:Portland cement 9%-11%;Quick lime 4%-6%;Granulated blast-furnace slag 50%-60%;II grades of flyash 10%- of F classes
15%;Strong oxidizer 10%-12%;Activity excitant 1%-2%;And additive 0.1%-0.2%.
Wherein, above-mentioned mud is, for example, the black smelly mud of city river, and it is the mud of high organic, and organic matter contains in mud
Amount for example, 10-15%, the moisture content of mud is 80-120%, and weak soil particle diameter≤75 μm of the mud.
In addition, in present embodiment, Portland cement is P.0 42.5R grades of portland cements, and blast-furnace cinder is S95
Level granulated blast-furnace slag.Quick lime be CL90 quick limes, that is, the quick lime calcium hydroxide content more than 90%.It is above-mentioned strong
Oxidant is peromag or calper calcium peroxide, and above-mentioned activity excitant is ferrous sulfate, sodium sulphate, the mixture of alum.It is additional
Agent is, for example, lignin.
And preferably, above-mentioned Portland cement, blast-furnace cinder, flyash are the active material by high-temperature calcination
Material.
And the present invention also provides a kind of mud deodorizing method using above-mentioned mud deodorant, comprises the following steps:
(1) percentage by weight as shared by above-mentioned each raw material weighs each raw material, and each raw material is well mixed;
(2) well mixed mud deodorant is mixed in proportion with mud;
(3) by well mixed soil sample, shelving 5~24 hours;
(4) fully reacted soil sample, compaction moulding are taken out, and is put into maintenance 1~28 day in curing box.
Wherein, the ratio of above-mentioned mud deodorant and the mud is, for example, 1:8-12.
Moreover, step (1) also includes:After being mixed by above-mentioned percentage by weight, enter pre- broken after full-automatic Burden By Microcomputer
Broken machine, tube mill carry out grinding, the specific surface area of the mud deodorant after grinding is more than 400cm2/g。
Preferably, the compactness after being compacted that mud stirred is 95%.In temperature be 20 DEG C and humidity is more than 80%
Under the conditions of carry out standard curing.
In addition, also including whipping process in the step of adding mud deodorant, control mud deodorant is uniform in mud
Distribution.
Direct discharge of the black smelly primary pollution source of city river from municipal sewage and rubbish." black smelly " phenomenon is water body weight
Organic matter anaerobic digestion and a kind of Biochemical Phenomena produced, in the case of the anoxic of river bed, anaerobe is decomposed organic
Thing generation is substantial amounts of odour such as methane, hydrogen sulfide, ammonia, amine and other band volatile micromolecular compounds of peculiar smell, effusion
The water surface enters air, is that water body is smelly.Meanwhile, the gas for being insoluble in water of generation, then carrying mud enters water in uphill process
Body, makes water body black muddy.Water body weight anoxic also results in some heavy metals and occurs reduction reaction, and generation ferrous sulfide etc. makes water body
Blackening.The present invention utilizes peromag, and calper calcium peroxide promotes sludge hydrolytic and improves anaerobic sludge digestion effect, and adsorbs poisonous
Harmful substance posts heavy metal, and add mud after a small amount of quick lime has the effect of sterilization in alkaline environment.Mix simultaneously solid
Body waste blast-furnace cinder, and sulfate activating agent excite the activity of silica, and silicic acid magnesium precipitate, filling are generated with unnecessary magnesium
Void among particles, with unnecessary calcium and the iron ion reaction generation gelatinous mass beneficial to hydrated cementitious, reduce sludge again
Moisture content.The real double effects for playing deodorizing sterilizing solidification.Mud after treatment, it is to avoid to ring during desilting
Secondary pollution is caused in border, is reduced the waste to non-renewable resources and be can be used for engineering earth, afforests cultivated soil, and fertilizer etc. is obtained
Larger economic benefit.
Specific embodiment 1:
The preparation of mud deodorant:
Weigh P.0 42.5R Portland cements, CL90 quick limes, S95 granulated blast-furnace slags, F.II grades of flyash,
Peromag, activity excitant, additive, its percentage by weight is respectively 9%, 4%, 59.8%, 15%, 10%, 2%,
0.2%, the raw material of said ratio is mixed and levigate, its specific surface area is not less than 400m2/ kg, is then placed in 60 in baking oven
DEG C drying 4 hours, that is, obtain mud deodorant.
The preparation of deodorization utilizing solidified earth from sludge:
The above-mentioned mud deodorant powder 4Kg prepared the and mud 50kg of water content 80% is weighed, stirring is poured into
Mixed in machine after being well mixed, test specimen is prepared according to process step (1)-(4) above, stacking 24 hours can be changed
Deodorization utilizing solidified earth from sludge after property.
Embodiment 2
The preparation of mud deodorant:
Weigh P.0 42.5R Portland cements, CL90 quick limes, S95 granulated blast-furnace slags, F.II grades of flyash,
Calper calcium peroxide, activity excitant, additive, its percentage by weight is respectively 10%, 4%, 50%, 11.8%, 12%, 2%,
0.2%, the raw material of said ratio is mixed and levigate, its specific surface area is not less than 400m2/ kg, is then placed in 60 in baking oven
DEG C drying 4 hours, that is, obtain mud deodorant.
The preparation of deodorization utilizing solidified earth from sludge:
The above-mentioned mud deodorant powder 5Kg prepared the and mud 50kg of water content 90% is weighed, stirring is poured into
Mixed in machine after being well mixed, test specimen is prepared according to process step (1)-(4) above, stacking 10 hours can be changed
Deodorization utilizing solidified earth from sludge after property.
Embodiment 3
The preparation of mud deodorant:
Weigh P.0 42.5R Portland cements, CL90 quick limes, S95 granulated blast-furnace slags, F.II grades of flyash,
Peromag, activity excitant, additive, its percentage by weight is respectively 10%, 5%, 59%, 12%, 12%, 1%,
0.1%, the raw material of said ratio is mixed and levigate, its specific surface area is not less than 400m2/ kg, is then placed in 60 in baking oven
DEG C drying 4 hours, that is, obtain mud deodorant.
The preparation of deodorization utilizing solidified earth from sludge:
The above-mentioned mud deodorant powder 5.5Kg prepared the and mud 50kg of water content 100% is weighed, pours into and stirs
Mix mix in machine it is well mixed after, prepare test specimen according to process step (1)-(4) above, stack 24 hours it is i.e. available
Modified deodorization utilizing solidified earth from sludge.
Embodiment 4
The preparation of mud deodorant:
Weigh P.0 42.5R Portland cements, CL90 quick limes, S95 granulated blast-furnace slags, F.II grades of flyash,
Calper calcium peroxide, activity excitant, additive, its percentage by weight is respectively 11%, 6%, 53.9%, 12%, 15%, 2%,
0.1%, the raw material of said ratio is mixed and levigate, its specific surface area is not less than 400m2/ kg, is then placed in 60 in baking oven
DEG C drying 4 hours, that is, obtain mud deodorant.
The preparation of deodorization utilizing solidified earth from sludge:
The above-mentioned mud deodorant powder 6Kg prepared the and mud 50kg of water content 120% is weighed, stirring is poured into
Mixed in machine after being well mixed, test specimen is prepared according to process step (1)-(4) above, stacking 24 hours can be changed
Deodorization utilizing solidified earth from sludge after property.
Utilizing solidified earth from sludge after the deodorization that embodiment 1-4 is obtained carries out performance test, is as a result listed in table 2.Wherein table 1 is
The raw material composition of embodiment 1-4 mud deodorant.
The raw material composition unit of the mud deodorant of table 1:Percentage by weight (%)
The performance test results of the not deodorization utilizing solidified earth from sludge of be the same as Example of table 2
Wherein, after 24 hours, four groups of mud are without obvious stink, and as seen from the above table, with age, the drop of moisture content
Low, test specimen unconfined compressive strength strengthens therewith, this formula, can both make mud deodorization, its physical and mechanical properties can be improved again, is made
Its moisture content is reduced, compression strength enhancing, not only reduce mud stack or with pungent smelly of embarrassing of being brought in transportation
Gas pollutes, and modified mud and can be may also pass through as stemming operation purposes after simple processing as greening cultivated soil.
By the above detailed description of preferred embodiments, it is intended to more clearly describe the feature and spirit of the present invention,
And not protection scope of the present invention is any limitation as with above-mentioned disclosed preferred embodiment.On the contrary, its purpose
It is intended to cover being arranged in the scope of the claims of the invention to be applied for various changes and tool equality.Cause
This, apllied scope of the claims of the invention should make most broad explanation according to above-mentioned explanation, to cause it
Cover all possible change and the arrangement of tool equality.
Claims (10)
1. a kind of mud deodorant, it is characterised in that the raw material that the mud deodorant is made up of following percentage by weight is made:
2. mud deodorant as claimed in claim 1, it is characterised in that the moisture content of the mud pre-processed by drying equipment
For 80-120%, and weak soil particle diameter≤75 μm of the mud.
3. mud deodorant as claimed in claim 2, it is characterised in that the mud is the black smelly mud in river course, and in the mud
The content of organic matter is 10-15%.
4. mud deodorant as claimed in claim 1, it is characterised in that the portland cement is 42.5R grades of silicate of P.O
Cement, the blast-furnace cinder is S95 grades of granulated blast-furnace slags, and the calcium hydroxide content of the quick lime is more than 90%.
5. mud deodorant as claimed in claim 1, it is characterised in that the strong oxidizer is peromag or calper calcium peroxide.
6. mud deodorant as claimed in claim 1, it is characterised in that the activity excitant is ferrous sulfate, sodium sulphate, bright
The mixture of alum.
7. mud deodorant as claimed in claim 1, it is characterised in that the additive is lignin.
8. a kind of mud deodorizing method of mud deodorant using as described in any one in claim 1-7, its feature exists
In comprising the following steps:
(1) percentage by weight as shared by above-mentioned each raw material weighs each raw material, and each raw material is well mixed;
(2) well mixed mud deodorant is mixed in proportion with mud;
(3) by well mixed soil sample, shelving 5~24 hours;
(4) fully reacted soil sample, compaction moulding are taken out, and is put into maintenance 1~28 day in curing box.
9. mud deodorizing method as claimed in claim 8, it is characterised in that the ratio of the mud deodorant and the mud is 1:
8-12。
10. mud deodorizing method as claimed in claim 8, it is characterised in that step (1) also includes:By above-mentioned weight percent
After mixing, prebreaker, tube mill progress grinding are entered after full-automatic Burden By Microcomputer, makes the mud deodorant after grinding
Specific surface area be more than 400cm2/g。
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CN201710663163.1A CN107324727B (en) | 2017-08-05 | 2017-08-05 | Sludge deodorant and sludge deodorizing method |
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CN201710663163.1A CN107324727B (en) | 2017-08-05 | 2017-08-05 | Sludge deodorant and sludge deodorizing method |
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CN107324727B CN107324727B (en) | 2020-01-14 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112156645A (en) * | 2020-09-23 | 2021-01-01 | 柳州市宝净科技有限公司 | Composite biological enzyme deodorant and preparation method thereof |
CN112456952A (en) * | 2020-11-27 | 2021-03-09 | 贵州城晖环保科技有限公司 | Raw soil building material based on waste pit mud and preparation method and application thereof |
Citations (3)
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CN1787974A (en) * | 2003-04-23 | 2006-06-14 | 凯米拉·开米公司 | Method of treating digested sludge |
CN102267795A (en) * | 2011-06-17 | 2011-12-07 | 中国科学院武汉岩土力学研究所 | Dewatered sludge drying method of wastewater treatment plant |
WO2015156541A1 (en) * | 2014-04-10 | 2015-10-15 | 주식회사 폴리원 | Method for manufacturing soil brick having high strength and low absorption rate using unfiring forming method |
-
2017
- 2017-08-05 CN CN201710663163.1A patent/CN107324727B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1787974A (en) * | 2003-04-23 | 2006-06-14 | 凯米拉·开米公司 | Method of treating digested sludge |
CN102267795A (en) * | 2011-06-17 | 2011-12-07 | 中国科学院武汉岩土力学研究所 | Dewatered sludge drying method of wastewater treatment plant |
WO2015156541A1 (en) * | 2014-04-10 | 2015-10-15 | 주식회사 폴리원 | Method for manufacturing soil brick having high strength and low absorption rate using unfiring forming method |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112156645A (en) * | 2020-09-23 | 2021-01-01 | 柳州市宝净科技有限公司 | Composite biological enzyme deodorant and preparation method thereof |
CN112156645B (en) * | 2020-09-23 | 2021-04-27 | 柳州市宝净科技有限公司 | Composite biological enzyme deodorant and preparation method thereof |
CN112456952A (en) * | 2020-11-27 | 2021-03-09 | 贵州城晖环保科技有限公司 | Raw soil building material based on waste pit mud and preparation method and application thereof |
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