CN108298619A - Industrial sewage process method - Google Patents
Industrial sewage process method Download PDFInfo
- Publication number
- CN108298619A CN108298619A CN201810175998.7A CN201810175998A CN108298619A CN 108298619 A CN108298619 A CN 108298619A CN 201810175998 A CN201810175998 A CN 201810175998A CN 108298619 A CN108298619 A CN 108298619A
- Authority
- CN
- China
- Prior art keywords
- boiler
- trade effluent
- pond
- concentration
- caustic soda
- 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.)
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a kind of industrial sewage process methods, it will be added in boiler containing the trade effluent that concentration of caustic soda is 1~5 grams per liter, then concentration is carried out to the trade effluent in boiler until the aqueous concentration of trade effluent drops to 10~20%, boiler finally is discharged in the postindustrial sewage of concentration is recycled outside；The beneficial effects of the invention are as follows：A kind of processing method by using boiler concentration trade effluent is provided, solves the problem of that the madial wall of conventional boiler poor corrosion resistance and boiler easy tos produce the impurity such as scale simultaneously also by coating.
Description
Technical field
The present invention relates to sewage water treatment methods, and in particular to industrial sewage process method.
Background technology
Sewage disposal refers to that the water quality requirement for draining a certain water body to make sewage reach or reusing purifies it
Process, with industrial progress and social development, water pollution is also on the rise, at No.1 environmental improvement problem, Chinese water quality
Property water shortage it is increasingly severe, water pollution, which influences industrial production, increases equipment burn into influences product quality, or even makes production not
It can go on, the pollution of water, and people's lives are influenced, ecology is destroyed, the health of people is directly endangered, damage is very big.
The current existing processing side to pharmacy sewage, papermaking wastewater, various bast-fibre degumming sewage and dyeing and printing sewage
Method carries out concentration to import sewage in boiler, but since sewage contains acidic materials or alkaline matter usually to boiler
Inner wall causes to corrode, and influences the use of boiler.
Invention content
The purpose of the present invention is to provide a kind of industrial sewage process methods, solve waste water when being handled, usually hold
Easily cause the shorter problem of the boiler service life of progress concentration.
In order to solve the above technical problems, the present invention uses following technical scheme：
Industrial sewage process method will be added in boiler containing the trade effluent that concentration of caustic soda is 1~5 grams per liter, then to pot
Trade effluent in stove carries out concentration until the aqueous concentration of trade effluent drops to 10~20%, finally will be after concentration
It is recycled outside trade effluent discharge boiler.
In the technical scheme, by pharmacy sewage, papermaking wastewater, various bast-fibre degumming sewage and dyeing and printing sewage
Middle addition caustic soda so that boiler can generate protective film in processing in boiler inner wall, when due to being processed in the boiler,
It is enter the trade effluent containing caustic soda in concentration, therefore when adding water into boiler again, it is only necessary to reach the default standard of boiler
Content, processing in this way so that in the technical program, boiler continues to generate in boiler inner wall in concentration process
Protective film, and then prevent incrustation scale.
Further technical solution is that boiler includes boiler body and soda acid processing unit, soda acid processing dress among the above
It sets including flocculation basin, sedimentation basin, acid solution processing pond, base extraction pond and neutralization pond, flocculation basin and sedimentation basin are sequentially connected, precipitation
Pond is connect with acid solution processing pond and base extraction pond respectively, and acid solution processing pond and base extraction pond also pass through pipeline and neutralization respectively
Pond connects, and flow control valve is provided on pipeline, and caustic soda charging box, neutralization pond and boiler sheet are additionally provided with above neutralization pond
The water inlet of body is connected to；
Wherein trade effluent first passes through soda acid processing unit and is neutralized, and then adds caustic soda by caustic soda charging box to make
Standby concentration of caustic soda is the trade effluent of 1~5 grams per liter, finally imported into trade effluent in boiler body by water inlet.
Further technical solution is to be provided with rabbling mechanism in neutralization pond among the above, and rabbling mechanism includes temperature sense
Device, decelerating motor, shaft and stirrer paddle, stirrer paddle is answered to be mounted in shaft, shaft is driven by decelerating motor, and perpendicular
It is straight to be arranged in neutralization pond；
Temperature sensing device setting is electrically connected in neutralization pond, and by processor with decelerating motor.
Further technical solution is that the bottom surface of caustic soda charging box offers discharge port among the above, pacifies on discharge port
Equipped with electric-controlled switch；
Liquid level detector is provided in neutralization pond, liquid level detector passes sequentially through controller and relay and is electrically connected with electric-controlled switch
It connects.
Further technical solution is to be set to water outlet, water outlet and base extraction on boiler body among the above
It is connected to by return duct between pond.
Further technical solution is that boiler body is cylindrical among the above, and is horizontally arranged, the water inlet of boiler body
Mouth is opened in the highest point of horizontally disposed boiler body lateral wall.
Further technical solution is, among the above before caustic soda is added into trade effluent, is first carried out to trade effluent
Then trade effluent after flocculation and coagulating treatment is stirred and is precipitated by flocculation and coagulating treatment, after finally choosing precipitation
The upper liquid of trade effluent, and caustic soda is added in upper liquid.
Compared with prior art, beneficial effects of the present invention are at least one of following：
The present invention provides a kind of processing methods by using boiler concentration trade effluent, by being carried out to trade effluent
Allotment so that, can be in boiler in this way when carrying out concentration using boiler containing 1~5 gram of caustic soda in every liter of trade effluent
Inner wall form protective film, to protecting the inner wall of boiler so that the boiler of steel construction will not get rusty, and then improve boiler and make
Use the service life.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of neutralization pond of the present invention and caustic soda charging box.
Fig. 3 is the structural schematic diagram of boiler body of the present invention.
Fig. 4 is the module diagram that temperature sensing device of the present invention controls decelerating motor.
Fig. 5 is the module diagram that liquid level detector of the present invention controls electric-controlled switch.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
Embodiment 1：
Industrial sewage process method will be added in boiler containing the trade effluent that concentration of caustic soda is 5 grams per liters, then to boiler
Interior trade effluent carries out concentration until the aqueous concentration of trade effluent drops to 20%, finally by the postindustrial dirt of concentration
It is recycled outside water discharge boiler.
Embodiment 2：
Industrial sewage process method will be added in boiler containing the trade effluent that concentration of caustic soda is 1 grams per liter, then to boiler
Interior trade effluent carries out concentration until the aqueous concentration of trade effluent drops to 10%, finally by the postindustrial dirt of concentration
It is recycled outside water discharge boiler.
Embodiment 3：
Industrial sewage process method will be added in boiler containing the trade effluent that concentration of caustic soda is 3 grams per liters, then to boiler
Interior trade effluent carries out concentration until the aqueous concentration of trade effluent drops to 15%, finally by the postindustrial dirt of concentration
It is recycled outside water discharge boiler.
In 1~embodiment of above-described embodiment 3：First trade effluent is flocculated, coagulation, stir process, is then introduced into
It is filtered after filtering ponds, caustic soda will be added after filtering and by 5 grams per liters in limpid coloured sewage, boiler is added to after precipitation filtering
It is interior, there can be cleaning protection function to boiler during concentration, and layer protecting film is formed on the inner wall of boiler, keep away in this way
The boiler for exempting from steel construction gets rusty and by acid solution, alkali liquid corrosion, while by the waste water after compression processing, then is taken out out of boiler
Afterwards, can be spray-dried, high-pressure fog burning and point slurry flocculation etc. processing, impurity is separated from water, wherein impurity is pressed
It can be used for reconfiguring the raw material of industry according to the difference of composition or adjustment pH value do the functions such as organic fertilizer, to realize raw material
It utilizes again, therefore there is good environmental protection and economic benefit.
Embodiment 4：
As shown in Figure 1, boiler includes boiler body 1 and soda acid processing unit, soda acid processing unit include flocculation basin, sedimentation basin,
Acid solution processing pond 2, base extraction pond 3 and neutralization pond 4, flocculation basin 21 and sedimentation basin 22 are sequentially connected, sedimentation basin 22 respectively with acid
Liquid processing pond 2 and base extraction pond 3 connect, and acid solution processing pond 2 and base extraction pond 3 are also connected by pipeline 5 and neutralization pond 4 respectively
It connects, flow control valve 6 is provided on pipeline 5, the top of neutralization pond 4 is additionally provided with caustic soda charging box 7, neutralization pond 4 and boiler
The water inlet 8 of ontology 1 is connected to；Wherein trade effluent first passes through soda acid processing unit and is neutralized, and is then added by caustic soda
Hopper 7 adds caustic soda to prepare the trade effluent that concentration of caustic soda is 1~5 grams per liter, finally leads trade effluent by water inlet 8
Enter into boiler body 1.
In the present embodiment, soda acid processing unit can carry out preliminary treatment to industrial wastewater, to convenient to Industry Waste
When water carries out caustic soda allotment, flocculation basin 21 and sedimentation basin 22 can filter trade effluent successively, make miscellaneous in trade effluent
Matter is detached from trade effluent, the sewage after exclusion larger particles magazine is processed, in caustic soda and industrial wastewater
Other compositions react, while acid solution processing pond 2 can be collected in acid waste water liquid, and base extraction pond 3 can be collected in alkalinity
Wastewater liquid, by by acid solution processing pond 2 in acid waste water liquid and base extraction pond 3 in alkaline waste water liquid by its
Neutralization reaction is carried out in neutralization pond 4, to handle in advance waste water, improves the service life of boiler body 1.
Embodiment 5：
As shown in Figure 2,4, in contrast to embodiment 4, the present embodiment optimizes neutralization pond 4, and rabbling mechanism is provided in neutralization pond 4,
Rabbling mechanism includes temperature sensing device 9, decelerating motor 10, shaft 11 and stirrer paddle 12, and stirrer paddle 12 is mounted on shaft
On 11, shaft 11 is driven by decelerating motor 10, and is vertically arranged in neutralization pond 4；Temperature sensing device 9 is arranged in neutralization pond
In 4, and it is electrically connected with decelerating motor 10 by processor 13.
In the present embodiment, in 9 inductive neutralization pond 4 of temperature sensing device temperature variation, since neutralization reaction is heat release
Reaction, therefore, when in acid waste water liquid with being mixed in alkaline waste water liquid, the temperature that temperature sensing device 9 senses becomes
Change, to send a signal to processor 13, processor 13 controls decelerating motor 10, and decelerating motor 10 controls shaft 11 and controls and stirs
The process that blade 12 accelerates neutralization reaction is mixed, the time of production is saved.
Embodiment 6：
As shown in Fig. 2,5, in contrast to embodiment 5, the present embodiment optimizes caustic soda charging box 7, and the bottom surface of caustic soda charging box 7 is opened
Equipped with discharge port 14, electric-controlled switch 16 is installed on discharge port 14；Liquid level detector 15, level sensing are provided in neutralization pond 4
Device 15 passes sequentially through controller 17 and relay 18 and is electrically connected with electric-controlled switch 16.
In the present embodiment, the electric-controlled switch 16 of caustic soda charging box 7 can control the discharging situation of discharge port 14, and liquid level is examined
The height of liquid level in neutralization pond 4 can then be detected by surveying device 15, to which by the difference of liquid level, control electric-controlled switch 16 is opened and closed
Time after waiting neutralization reactions, manually starts electric-controlled switch 16 when in use, and liquid level detector 15 detects neutralization pond 4 at this time
The height of interior liquid level, and then the time that electric-controlled switch 16 is opened is controlled by controller 17 and relay 18, it improves automatic
Change using effect.
Embodiment 7：
As shown in Figure 1, in contrast to embodiment 4, the present embodiment optimizes caustic soda charging box 7, and water outlet has been set on boiler body 1
Mouthful, it is connected to by return duct 20 between water outlet and base extraction pond 3.
In the present embodiment, since the steam after concentration has certain alkalinity, therefore will be after concentration by return duct 20
Steam leads meeting base extraction pond 3, then utilizes again, and then effectively concentrate out by the composition in steam, improves waste water
Utilization rate.
Embodiment 8：
As shown in figure 3, in contrast to embodiment 4, the present embodiment optimizes caustic soda charging box 7, and boiler body 1 is cylindrical, and water
Placing flat, the water inlet 8 of boiler body 1 are opened in the highest point of 1 lateral wall of horizontally disposed boiler body.
In the present embodiment, the water inlet 8 of boiler body 1 is opened in the highest of 1 lateral wall of horizontally disposed boiler body
Place, can allow waste water to flow through on each inner wall in boiler body 1 as far as possible in this way.
Embodiment 9：
In contrast to embodiment 1, the present embodiment optimizes industrial sewage process method, before caustic soda is added into trade effluent, first
Flocculation and coagulating treatment are carried out to trade effluent, then the trade effluent after flocculation and coagulating treatment is stirred and is precipitated,
The upper liquid for precipitating postindustrial sewage is finally chosen, and caustic soda is added in upper liquid.
In the present embodiment, impurity particle larger in trade effluent is purged by flocculation and coagulating treatment, so
Caustic soda is being added afterwards, is being in this way the nothing for adapting to Workshop Production processing by concentrating the steam generated to put forward highly enriched effect
It is malicious, sterile, soda acid is moderate, and the distillation vapor that water colour is pure.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that
Those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations will be fallen in this Shen
It please be within disclosed scope and spirit.More specifically, disclose in the application, drawings and claims in the range of, can
With the building block and/or a variety of variations and modifications of layout progress to theme combination layout.In addition to building block and/or layout
Outside the modification and improvement of progress, to those skilled in the art, other purposes also will be apparent.
Claims (7)
1. a kind of industrial sewage process method, it is characterised in that：It will be added containing the trade effluent that concentration of caustic soda is 1~5 grams per liter
Into boiler, concentration then is carried out to the trade effluent in boiler until the aqueous concentration of trade effluent drops to 10~20%,
It will be finally recycled outside the postindustrial sewage discharge boiler of concentration.
2. industrial sewage process method according to claim 1, it is characterised in that：The boiler includes boiler body（1）
With soda acid processing unit, the soda acid processing unit includes flocculation basin（21）, sedimentation basin（22）, acid solution processing pond（2）, at lye
Manage pond（3）And neutralization pond（4）, the flocculation basin（21）And sedimentation basin（22）It is sequentially connected, the sedimentation basin（22）Respectively with acid
Liquid processing pond（2）With base extraction pond（3）Connection, the acid solution processing pond（2）With base extraction pond（3）Also pass through pipeline respectively
（5）With neutralization pond（4）Connection, the pipeline（5）On be provided with flow control valve（6）, the neutralization pond（4）Top also set
It is equipped with caustic soda charging box（7）, the neutralization pond（4）With boiler body（1）Water inlet（8）Connection；
Wherein trade effluent first passes through soda acid processing unit and is neutralized, and then passes through caustic soda charging box（7）Add caustic soda
Come prepare concentration of caustic soda be 1~5 grams per liter trade effluent, trade effluent is finally passed through into water inlet（8）It imported into boiler body
（1）It is interior.
3. industrial sewage process method according to claim 2, it is characterised in that：The neutralization pond（4）It is inside provided with and stirs
Mechanism is mixed, the rabbling mechanism includes temperature sensing device（9）, decelerating motor（10）, shaft（11）And stirrer paddle（12）, institute
State stirrer paddle（12）Mounted on shaft（11）On, the shaft（11）Pass through decelerating motor（10）Driving, and be vertically arranged in
Neutralization pond（4）It is interior；
The temperature sensing device（9）It is arranged in neutralization pond（4）It is interior, and pass through processor（13）With the decelerating motor（10）Electricity
Connection.
4. industrial sewage process method according to claim 3, it is characterised in that：The caustic soda charging box（7）Bottom
Face offers discharge port（14）, the discharge port（14）On electric-controlled switch is installed（16）；
The neutralization pond（4）Inside it is provided with liquid level detector（15）, the liquid level detector（15）Pass sequentially through controller（17）
And relay（18）And and electric-controlled switch（16）Electrical connection.
5. industrial sewage process method according to claim 2, it is characterised in that：The boiler body（1）On be set to
There are water outlet, the water outlet and base extraction pond（3）Between pass through return duct（20）Connection.
6. industrial sewage process method according to claim 2, it is characterised in that：The boiler body（1）It is cylindrical,
And horizontal positioned, the boiler body（1）Water inlet（8）It is opened in horizontally disposed boiler body（1）The highest of lateral wall
Place.
7. industrial sewage process method according to claim 2, it is characterised in that：Caustic soda is being added into trade effluent
Before, flocculation and coagulating treatment first are carried out to trade effluent, are then stirred the trade effluent after flocculation and coagulating treatment simultaneously
Precipitation finally chooses the upper liquid for precipitating postindustrial sewage, and caustic soda is added in upper liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810175998.7A CN108298619A (en) | 2018-03-02 | 2018-03-02 | Industrial sewage process method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810175998.7A CN108298619A (en) | 2018-03-02 | 2018-03-02 | Industrial sewage process method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108298619A true CN108298619A (en) | 2018-07-20 |
Family
ID=62849372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810175998.7A Pending CN108298619A (en) | 2018-03-02 | 2018-03-02 | Industrial sewage process method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108298619A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101734821A (en) * | 2008-11-24 | 2010-06-16 | 中国石油天然气股份有限公司 | Method for treating atrazine-containing pesticide wastewater |
| JP2012013279A (en) * | 2010-06-30 | 2012-01-19 | Miura Co Ltd | Method of operating steam boiler |
| CN102557223A (en) * | 2010-12-10 | 2012-07-11 | 皇家飞利浦电子股份有限公司 | Equipment and method for treating alkaline water and/or acid water |
| CN102897952A (en) * | 2012-11-07 | 2013-01-30 | 江苏凯伦铝业有限公司 | Treatment method for oxidation wastewater recovery |
| CN105502540A (en) * | 2016-01-27 | 2016-04-20 | 成都锐思环保技术股份有限公司 | Anti-scaling and anti-corrosion desulfurization waste water multi-effect evaporation, concentration and crystallization method |
| CN206156979U (en) * | 2016-10-25 | 2017-05-10 | 天津市联合环保工程设计有限公司 | High processing apparatus who contains salt difficult degradation saccharin industrial waste water waste gas |
-
2018
- 2018-03-02 CN CN201810175998.7A patent/CN108298619A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101734821A (en) * | 2008-11-24 | 2010-06-16 | 中国石油天然气股份有限公司 | Method for treating atrazine-containing pesticide wastewater |
| JP2012013279A (en) * | 2010-06-30 | 2012-01-19 | Miura Co Ltd | Method of operating steam boiler |
| CN102557223A (en) * | 2010-12-10 | 2012-07-11 | 皇家飞利浦电子股份有限公司 | Equipment and method for treating alkaline water and/or acid water |
| CN102897952A (en) * | 2012-11-07 | 2013-01-30 | 江苏凯伦铝业有限公司 | Treatment method for oxidation wastewater recovery |
| CN105502540A (en) * | 2016-01-27 | 2016-04-20 | 成都锐思环保技术股份有限公司 | Anti-scaling and anti-corrosion desulfurization waste water multi-effect evaporation, concentration and crystallization method |
| CN206156979U (en) * | 2016-10-25 | 2017-05-10 | 天津市联合环保工程设计有限公司 | High processing apparatus who contains salt difficult degradation saccharin industrial waste water waste gas |
Non-Patent Citations (2)
| Title |
|---|
| 蒋军成等: "《工业特种设备安全》", 30 June 2009, 机械工业出版社 * |
| 解恩泽等: "《化工技术人员综合知识手册》", 30 September 1990, 吉林科学技术出版社 * |
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Application publication date: 20180720 |
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