CN108996802A - Chemical industry equipment sewage sizing screening processing method - Google Patents
Chemical industry equipment sewage sizing screening processing method Download PDFInfo
- Publication number
- CN108996802A CN108996802A CN201810966325.3A CN201810966325A CN108996802A CN 108996802 A CN108996802 A CN 108996802A CN 201810966325 A CN201810966325 A CN 201810966325A CN 108996802 A CN108996802 A CN 108996802A
- Authority
- CN
- China
- Prior art keywords
- sewage
- chemical industry
- water
- industry equipment
- flyash
- 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.)
- Withdrawn
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Classifications
-
- 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
- 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
- C04B11/00—Calcium sulfate cements
- C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
- C04B11/266—Chemical gypsum
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
- C04B7/26—Cements from oil shales, residues or waste other than slag from raw materials containing flue dust, i.e. fly ash
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses chemical industry equipment sewage sizing screening processing methods, successively follow the steps below: by the boiler slag of chemical industry equipment sewage transport to high temperature, the temperature of chemical industry equipment sewage being made to rise to 85 DEG C；Chemical engineering sewage after will heat up is filtered, and particle filter residue and sewage are separated；Primary alkali water is flowed into magnetic field purification, flyash and secondary alkaline water are obtained after filtering；Comprehensive carbonization alkaline water three times is carried out in secondary alkaline water；Gypsum and four water are obtained after alkaline water sedimentation three times, is discharged to four water heating or after filtering.Chemical industry equipment sewage sizing screening processing method is provided, while carrying out reasonable recycle to handle trade effluent to industrial pollutants such as flyash and fire coal boiler fumes when it is applied, the industrial pollutants such as flyash and fire coal boiler fume are rationally handled, efficient, comprehensive utilization industrial pollutants are achieved the purpose that, the needs for meeting the development of the national economy and development are the reasonable selections for administering industrial pollution.
Description
Technical field
The present invention relates to chemical engineering sewage processing, and in particular to chemical industry equipment sewage sizing screening processing method.
Background technique
The complicated component of pollutant in chemical engineering sewage, mainly colloid, suspended matter, mushroom, each metal ion species etc..It is existing
Sewage disposal technology have the processes such as neutralization, sedimentation, anaerobism, aeration, air bearing, it is complicated for operation, construction and operating cost it is higher.Place
After reason, the pollutant in sewage cannot be re-used.
Summary of the invention
The present invention solves chemical engineering sewage processing equipment of the existing technology, complicated for operation, construction and operating cost compared with
Height after processing, the problem of pollutant in sewage cannot re-use, provides chemical industry equipment sewage sizing screening processing method,
Reasonable recycle with to trade effluent is carried out to industrial pollutants such as flyash and fire coal boiler fumes when it is applied
While reason, the industrial pollutants such as flyash and fire coal boiler fume have rationally been handled, have reached efficient, comprehensive utilization industry dirt
The purpose for contaminating object, meets the needs of the development of the national economy and development, is the reasonable selection for administering industrial pollution.
The present invention is achieved through the following technical solutions:
Chemical industry equipment sewage sizing screening processing method, successively follows the steps below:
A, the temperature in the boiler slag of chemical industry equipment sewage transport to high temperature, making chemical industry equipment sewage is risen to 85 DEG C；
B, the chemical engineering sewage after will heat up is filtered, and particle filter residue and sewage are separated；
C, the flyash for the fluidisation that temperature is 100 DEG C, pressure is 1MPa will be blown into filtered sewage in sewage
Harmful substance is aoxidized, and molysite, aluminium salt or suspended matter in magnesium salts absorption effluent and again is added into filtered sewage
Metal ion obtains the mixed liquor containing flyash；
D, the mixed liquor containing flyash magnetic field is flowed through to extract magnetisable material and purified, sterilize in magnetic field,
Flyash and primary alkali water is obtained by filtration；
E, primary alkali water is flowed into magnetic field purification, flyash and secondary alkaline water is obtained after filtering；
F, the fire coal boiler fume by desulfurization that pressure is 100KPa is introduced into secondary alkaline water and carries out comprehensive carbon
Change, CaCO3, heavy metal compound particle and alkaline water three times are obtained after precipitating；
G, untreated fire coal boiler fume is introduced into alkaline water three times, gypsum and four water is obtained after precipitating,
It is discharged to four water heating or after filtering.
Further, chemical industry equipment sewage sizing screening processing method further includes step H: will be used in the step G
100 DEG C of heating temperature heats four water, obtains the condensed water for meeting discharge standard.
Further, chemical industry equipment sewage sizing screening processing method further includes step I: by the gypsum in the step G
Fine grinding is carried out, the microlith cream that can be used as cement raw material is obtained.
Further, chemical industry equipment sewage sizing screening processing method further includes step J: by the filter residue in the step B
Fine grinding is carried out, the flyash that can be used as cement raw material is obtained.
Compared with prior art, the present invention having the following advantages and benefits:
1, the present invention is adsorbed using the porous structure of flyash and removes the pollutant in trade effluent, during processing
Secondary alkaline water and three times alkaline water being obtained, four water are finally obtained, meeting row to can be obtained after four water heating or filtering
Put required standard discharge water.
2, the present invention carries out reasonable recycle to industrial dirty to industrial pollutants such as flyash and fire coal boiler fumes
While water is handled, rationally handled the industrial pollutants such as flyash and fire coal boiler fume, turn waste into wealth, become evil into
Benefit is achieved many things at one stroke.
3, invention achieves the purpose of the treatment of wastes with processes of wastes against one another and efficient comprehensive utilization industrial pollutants, meet national economy and build
It is the reasonable selection for administering industrial pollution if the needs with development.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment, the present invention is made
Further to be described in detail, exemplary embodiment of the invention and its explanation for explaining only the invention, are not intended as to this
The restriction of invention.
Embodiment
Chemical industry equipment sewage sizing screening processing method, successively follows the steps below:
A, the temperature in the boiler slag of chemical industry equipment sewage transport to high temperature, making chemical industry equipment sewage is risen to 85 DEG C；
B, the chemical engineering sewage after will heat up is filtered, and particle filter residue and sewage are separated；
C, the flyash for the fluidisation that temperature is 100 DEG C, pressure is 1MPa will be blown into filtered sewage in sewage
Harmful substance is aoxidized, and molysite, aluminium salt or suspended matter in magnesium salts absorption effluent and again is added into filtered sewage
Metal ion obtains the mixed liquor containing flyash；
D, the mixed liquor containing flyash magnetic field is flowed through to extract magnetisable material and purified, sterilize in magnetic field,
Flyash and primary alkali water is obtained by filtration；
E, primary alkali water is flowed into magnetic field purification, flyash and secondary alkaline water is obtained after filtering；
F, the fire coal boiler fume by desulfurization that pressure is 100KPa is introduced into secondary alkaline water and carries out comprehensive carbon
Change, CaCO3, heavy metal compound particle and alkaline water three times are obtained after precipitating；
G, untreated fire coal boiler fume is introduced into alkaline water three times, gypsum and four water is obtained after precipitating,
It is discharged to four water heating or after filtering.
H: 100 DEG C of heating temperature will be used to heat four water in the step G, obtains meeting discharge standard
Condensed water.
I: the gypsum in the step G is subjected to fine grinding, obtains the microlith cream that can be used as cement raw material.
J: the filter residue in the step B is subjected to fine grinding, obtains the flyash that can be used as cement raw material.
The present invention is adsorbed using the porous structure of flyash and removes the pollutant in trade effluent, during processing
To secondary alkaline water and three times alkaline water, finally obtains four water, meets discharge to can be obtained after four water heating or filtering
Required standard discharges water.The present invention carries out reasonable recycle with right to industrial pollutants such as flyash and fire coal boiler fumes
While trade effluent is handled, the industrial pollutants such as flyash and fire coal boiler fume have rationally been handled, turned waste into wealth, become
Evil is benefit, is achieved many things at one stroke.Invention achieves the purposes of the treatment of wastes with processes of wastes against one another and efficient comprehensive utilization industrial pollutants, meet national
The needs of economic construction and development are the reasonable selections for administering industrial pollution.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (4)
1. chemical industry equipment sewage sizing screening processing method, which is characterized in that successively follow the steps below:
A, the temperature in the boiler slag of chemical industry equipment sewage transport to high temperature, making chemical industry equipment sewage is risen to 85 DEG C；
B, the chemical engineering sewage after will heat up is filtered, and particle filter residue and sewage are separated；
C, the flyash for the fluidisation that temperature is 100 DEG C, pressure is 1MPa will be blown into filtered sewage to the nocuousness in sewage
Substance is aoxidized, and molysite, aluminium salt or suspended matter and heavy metal in magnesium salts absorption effluent are added into filtered sewage
Ion obtains the mixed liquor containing flyash；
D, the mixed liquor containing flyash is flowed through magnetic field to extract magnetisable material and purified, sterilize in magnetic field, is filtered
Obtain flyash and primary alkali water；
E, primary alkali water is flowed into magnetic field purification, flyash and secondary alkaline water is obtained after filtering；
F, the fire coal boiler fume by desulfurization that pressure is 100KPa is introduced into secondary alkaline water and carries out comprehensive carbonization, sunk
CaCO3, heavy metal compound particle and alkaline water three times are obtained behind shallow lake；
G, untreated fire coal boiler fume is introduced into alkaline water three times, gypsum and four water is obtained after precipitating, to four
It is discharged after secondary water heating or filtering.
2. chemical industry equipment sewage sizing screening processing method according to claim 1, which is characterized in that further include step H:
100 DEG C of heating temperature will be used to heat four water in the step G, obtains the condensed water for meeting discharge standard.
3. chemical industry equipment sewage sizing screening processing method according to claim 1, which is characterized in that further include step I:
Gypsum in the step G is subjected to fine grinding, obtains the microlith cream that can be used as cement raw material.
4. chemical industry equipment sewage sizing screening processing method according to claim 1, which is characterized in that further include step J:
Filter residue in the step B is subjected to fine grinding, obtains the flyash that can be used as cement raw material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966325.3A CN108996802A (en) | 2018-08-23 | 2018-08-23 | Chemical industry equipment sewage sizing screening processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966325.3A CN108996802A (en) | 2018-08-23 | 2018-08-23 | Chemical industry equipment sewage sizing screening processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108996802A true CN108996802A (en) | 2018-12-14 |
Family
ID=64593323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810966325.3A Withdrawn CN108996802A (en) | 2018-08-23 | 2018-08-23 | Chemical industry equipment sewage sizing screening processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108996802A (en) |
-
2018
- 2018-08-23 CN CN201810966325.3A patent/CN108996802A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181214 |