CN106430728A - Sludge drying and sewage treatment method - Google Patents
Sludge drying and sewage treatment method Download PDFInfo
- Publication number
- CN106430728A CN106430728A CN201611003503.XA CN201611003503A CN106430728A CN 106430728 A CN106430728 A CN 106430728A CN 201611003503 A CN201611003503 A CN 201611003503A CN 106430728 A CN106430728 A CN 106430728A
- Authority
- CN
- China
- Prior art keywords
- sewage
- mud
- sludge
- stirring
- sludge drying
- 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.)
- Pending
Links
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
- 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
-
- 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
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
Abstract
The invention discloses a sludge drying and sewage treatment method. The sludge drying and sewage treatment method comprises the following steps: introducing wastewater into a sedimentation tank and adding a pH (Potential of Hydrogen) regulator, nano active carbon and a flocculating agent; after stirring, standing and filtering; carrying out primary mud-water separation to obtain sludge A and sewage B; adding the sludge A into high-speed stirring equipment and regulating the pH regulator; then heating and stirring; after preserving heat and standing, centrifuging; carrying out secondary mud-water separation to obtain sludge C and sewage D; adding the sludge C into an evaporation boiler; controlling heating and stirring time to obtain dried sludge; adding the sewage B and the sewage D into a sewage treatment tank; after adding zeolite and stirring, standing, filtering and carrying out high-degree sterilization. The sludge drying and sewage treatment method disclosed by the invention is simple to operate, short in treatment period and high in treatment efficiency; the drying degree of the sludge is controllable and the cost is low; secondary pollution to the environment is not caused ,and the treated sludge and sewage have a wide applicable range.
Description
Technical field
The present invention relates to sewage disposal environmental technology field, the method for more particularly, to a kind of sludge drying and sewage disposal.
Background technology
Sewage disposal is in order that sewage reaches the water quality requirement entering a certain water body or reusing, and it is purified
Process, sewage is by sources broadly divided into production waste and sanitary sewage, is broadly divided into nature sewage and artificial sewage by property,
Currently larger to water body harm is artificial pollution.Sludge drying is sludge dewatering, and referring to will be dirty to the primary, concentration of fluidised form or digestion
Mud removes moisture, is converted into a kind of method for sludge treatment of semisolid or solid-state clod.Produced by sewage disposal, mud has
Higher water content, the characteristic being combined with mud granule due to moisture, certain restriction, mud are had using mechanical means removing
In the content of organic matter, the addition of ash content ratio particularly flocculant is for final solid content important.Typically come
Say, can obtain 20%～30% solid content using mechanical dehydration, the mud being formed is also referred to as mud cake.Mud cake aqueous
Rate is still higher, has fluid properties, its dispose difficulty and cost still higher it is therefore necessary to further decrement.Now, exist
Outside natural air drying, only pass through to input heat and formed to evaporate, extensive decrement can be realized.It is dried using heat
Process is exactly heat drying.In in recent years, whole nation industry and city domestic sewage total emission volumn are all more than 480.5 hundred million t, and are in year by year
Growth trend, at present, the nearly family more than 500 of China's municipal wastewater treatment plant, but wastewater treatment rate only 28% about, most of Sewage Plant
Have such problems as that efficiency is low, high cost, complex process equipment.Sewage plant sludge annual production is 100,000,000 more than t, and sludge components are multiple
Miscellaneous, how it is dealt carefully with so as to problem innoxious, that resource is always the concern of environment circle.Number of patent application is
The 201210253450.2 a kind of methods disclosing sludge drying and sewage disposal, using sludge drying system and sewage disposal system
System carries out sludge drying and sewage disposal respectively, and it has high degree of automation, the convenient feature of operational management, using precipitation
Method realizes mud-water separation, and efficiency is low, and the moisture percentage in sewage sludge that sub-argument goes out is high, repeatedly carries out mud and turn in sewage disposal system
Move, in sludge drying system, the simple high-temperature gas heating conduction oil leaning against the extraction of cement kiln dore furnace carries out mud to be done
Flower, inefficient, the cycle is long.Based on above statement, a kind of method that the present invention proposes sludge drying and sewage disposal.
Content of the invention
The invention aims to have present in solution prior art that sewage sludge treatment effeciency is low, cycle length,
The problems such as high cost, complex process equipment shortcoming, and propose a kind of sludge drying and sewage disposal method.
A kind of sludge drying and the method for sewage disposal, comprise the following steps：
S1, waste water is passed in sedimentation basin, adds PH conditioning agent to adjust the pH value of waste water to 5～9, add nano active
Charcoal and flocculant, stir 15～25min with the rotating speed of 80～180r/min, stand 1～3h after the completion of stirring, then utilize mesh number
Filter for 200～500 mesh carries out preliminary mud-water separation, respectively obtains the mud A that moisture content is 80～92% and sewage
B；
S2, the mud B of gained in step S1 is put in high-speed mixing equipment, add the PH of PH conditioning agent conditioning of mud
It is worth to 3.2～4.8 or 9.2～12, and is heated to 60～100 DEG C, in heating, height is carried out with the rotating speed of 600～1000r/min
Speed stirring 15～25min, is then incubated standing 2～3h, is centrifuged 5～10min using centrifugation apparatus, carries out second muddy water and divide
From respectively obtaining the mud C that moisture content is 48～72% and sewage D；
S3, the mud C of gained in step S2 is added in evaporation boiler, is heated to 80～120 DEG C using boiler afterheat, side
Heating side is stirred with the rotating speed of 250～500r/min, controls the heating stirring time, obtains final product dewatered sludge；
S4, the sewage D of gained in the sewage B of gained in step S1 and step S2 is added in treatment tank, and plus
Enter zeolite and 10～20min stirred with the rotating speed of 120～260r/min, after the completion of stirring, stand 1～3h, through mesh number be 1250～
After the accurate filter of 10000 mesh filters, carry out high degree of sterilization, obtain purified water.
Preferably, the polyacrylamide solution that the flocculant in described step S1 is 3～8% for concentration.
Preferably, in described step S1, the addition of active carbon nanoparticles is 0.08～0.22 times of waste water total amount, flocculant
Addition be 0.002～0.005 times of waste water total amount.
Preferably, the PH conditioning agent in described step S1 and S2 is the concentrated sulfuric acid or NaOH.
Preferably, the zeolite addition in described step S4 is 0.01～0.04 times of sewage B and sewage D total amount.
Preferably, the high degree of sterilization method in described step S4 refers to the water obtaining filtration separation through nitrification tank, denitrification
After the degraded of pond, it is added to ozone sterilization pond and is sterilized.
A kind of sludge drying proposed by the present invention and the method for sewage disposal, the difficulty in water is sunk by the effect using flocculant
The particle forming sediment removes after being flocculated, and promotes mud-water separation it is ensured that the degree of purity of water, and the absorption using active carbon nanoparticles is made
With removing impurities in water further, the color in water being decoloured and is removed the chlorine in eliminating water, reach the work being further purified water
With after completing preliminary mud-water separation, mud being broken up by way of high-speed stirred the flco that diminishes, by heating and adjusting dirty
The pH value of sewage sludge makes flocculant discharge wrapped moisture, after carrying out mud-water separation further, by the way of heat energy evaporation
Mummification is carried out to mud；After sewage is precipitated by zeolite, through nitrification tank, the degraded of denitrification pond, it is finally added to ozone sterilization
Pond carries out high degree of sterilization, so that the water energy after process is met and is subsequently required with water, method proposed by the present invention is simple, process cycle
Short, treatment effeciency is high, and sludge drying degree is controlled, low cost, and does not result in the secondary pollution of environment, the sewage after process and
Mud is applied widely.
Specific embodiment
With reference to specific embodiment, the present invention is explained further.
Embodiment one
A kind of sludge drying proposed by the present invention and the method for sewage disposal, comprise the following steps：
S1, waste water is passed in sedimentation basin, adds NaOH to adjust the pH value of waste water to 7.8, add waste water total amount
The concentration of 0.15 times of active carbon nanoparticles and 0.002 times is 5% polyacrylamide solution, with the rotating speed stirring of 120r/min
20min, stands 2h after the completion of stirring, then carries out preliminary mud-water separation using the filter that mesh number is 300 mesh, respectively obtain
Moisture content is 88% mud A and sewage B；
S2, the mud B of gained in step S1 is put in high-speed mixing equipment, add the PH of NaOH conditioning of mud
It is worth to 12, and is heated to 80 DEG C, in heating, high-speed stirred 22min is carried out with the rotating speed of 800r/min, then insulation standing
2.5h, is centrifuged 8min using centrifugation apparatus, carries out second mud-water separation, respectively obtain the mud C that moisture content is 66% and dirt
Water D；
S3, the mud C of gained in step S2 is added in evaporation boiler, is heated to 100 DEG C using boiler afterheat, side is heated
While being stirred with the rotating speed of 400r/min, after heating 4h, obtain final product dewatered sludge；
S4, the sewage D of gained in the sewage B of gained in step S1 and step S2 is added in treatment tank, and plus
The zeolite entering 0.03 times of above-mentioned sewage total amount stirs 18min with the rotating speed of 180r/min, after the completion of stirring, stands 1.5h, through mesh
Number filters for the accurate filter of 4000 mesh, after then the water that filtration separation obtains being degraded through nitrification tank, denitrification pond, adds
Carry out high degree of sterilization to ozone sterilization pond, obtain purified water.
Embodiment two
A kind of sludge drying proposed by the present invention and the method for sewage disposal, comprise the following steps：
S1, waste water is passed in sedimentation basin, adds the concentrated sulfuric acid to adjust the pH value of waste water to 5.2, add waste water total amount 0.2
Times active carbon nanoparticles and polyacrylamide solution that 0.005 times of concentration is 6%, 25min is stirred with the rotating speed of 80r/min,
Stand 3h after the completion of stirring, then carry out preliminary mud-water separation using the filter that mesh number is 500 mesh, respectively obtain moisture content
Mud A for 80% and sewage B；
S2, the mud B of gained in step S1 is put in high-speed mixing equipment, add the pH value of concentrated sulfuric acid conditioning of mud
To 4.5 or 9.2～12, and it is heated to 100 DEG C, in heating, high-speed stirred 18min is carried out with the rotating speed of 1000r/min, then
Insulation standing 2.2h, is centrifuged 5min using centrifugation apparatus, carries out second mud-water separation, respectively obtain the dirt that moisture content is 55%
Mud C and sewage D；
S3, the mud C of gained in step S2 is added in evaporation boiler, is heated to 80 DEG C using boiler afterheat, side is heated
While being stirred with the rotating speed of 250r/min, after heating 8h, obtain final product dewatered sludge；
S4, the sewage D of gained in the sewage B of gained in step S1 and step S2 is added in treatment tank, and plus
The zeolite entering 0.01 times of above-mentioned sewage total amount stirs 10min with the rotating speed of 250r/min, after the completion of stirring, stands 2h, through mesh number
Accurate filter for 8000 mesh filters, and after then the water that filtration separation obtains being degraded through nitrification tank, denitrification pond, is added to
Ozone sterilization pond carries out high degree of sterilization, obtains purified water.
Embodiment three
A kind of sludge drying proposed by the present invention and the method for sewage disposal, comprise the following steps：
S1, waste water is passed in sedimentation basin, adds NaOH to adjust the pH value of waste water to 8.8, add waste water total amount
The concentration of 0.08 times of active carbon nanoparticles and 0.004 times is 3% polyacrylamide solution, with the rotating speed stirring of 150r/min
18min, stands 1.5h after the completion of stirring, then carries out preliminary mud-water separation using the filter that mesh number is 200 mesh, respectively
To moisture content be 92% mud A and sewage B；
S2, the mud B of gained in step S1 is put in high-speed mixing equipment, add the PH of NaOH conditioning of mud
It is worth to 11.5, and is heated to 70 DEG C, in heating, high-speed stirred 15min is carried out with the rotating speed of 700r/min, then insulation standing
3h, is centrifuged 10min using centrifugation apparatus, carries out second mud-water separation, respectively obtain the mud C that moisture content is 70% and sewage
D；
S3, the mud C of gained in step S2 is added in evaporation boiler, is heated to 110 DEG C using boiler afterheat, side is heated
While being stirred with the rotating speed of 300r/min, after heating 7h, obtain final product dewatered sludge；
S4, the sewage D of gained in the sewage B of gained in step S1 and step S2 is added in treatment tank, and plus
The zeolite entering 0.02 times of above-mentioned sewage total amount stirs 15min with the rotating speed of 120r/min, after the completion of stirring, stands 3h, through mesh number
Accurate filter for 1250 mesh filters, and after then the water that filtration separation obtains being degraded through nitrification tank, denitrification pond, is added to
Ozone sterilization pond carries out high degree of sterilization, obtains purified water.
Example IV
A kind of sludge drying proposed by the present invention and the method for sewage disposal, comprise the following steps：
S1, waste water is passed in sedimentation basin, adds NaOH to adjust the pH value of waste water to 7.5, add waste water total amount
The concentration of 0.12 times of active carbon nanoparticles and 0.002 times is 4% polyacrylamide solution, with the rotating speed stirring of 100r/min
22min, stands 2.5h after the completion of stirring, then carries out preliminary mud-water separation using the filter that mesh number is 400 mesh, respectively
To moisture content be 85% mud A and sewage B；
S2, the mud B of gained in step S1 is put in high-speed mixing equipment, add the PH of NaOH conditioning of mud
It is worth to 10.2, and is heated to 90 DEG C, in heating, high-speed stirred 25min is carried out with the rotating speed of 900r/min, then insulation standing
2h, is centrifuged 6min using centrifugation apparatus, carries out second mud-water separation, respectively obtain the mud C that moisture content is 50% and sewage
D；
S3, the mud C of gained in step S2 is added in evaporation boiler, is heated to 90 DEG C using boiler afterheat, side is heated
While being stirred with the rotating speed of 500r/min, after heating 6h, obtain final product dewatered sludge；
S4, the sewage D of gained in the sewage B of gained in step S1 and step S2 is added in treatment tank, and plus
The zeolite entering 0.04 times of above-mentioned sewage total amount stirs 20min with the rotating speed of 200r/min, after the completion of stirring, stands 1h, through mesh number
Accurate filter for 10000 mesh filters, and after then the water that filtration separation obtains being degraded through nitrification tank, denitrification pond, adds
Carry out high degree of sterilization to ozone sterilization pond, obtain purified water.
Embodiment five
A kind of sludge drying proposed by the present invention and the method for sewage disposal, comprise the following steps：
S1, waste water is passed in sedimentation basin, adds the concentrated sulfuric acid to adjust the pH value of waste water to 6.5, add waste water total amount
The concentration of 0.22 times of active carbon nanoparticles and 0.003 times is 8% polyacrylamide solution, with the rotating speed stirring of 180r/min
15min, stands 1h after the completion of stirring, then carries out preliminary mud-water separation using the filter that mesh number is 300 mesh, respectively obtain
Moisture content is 82% mud A and sewage B；
S2, the mud B of gained in step S1 is put in high-speed mixing equipment, add the pH value of concentrated sulfuric acid conditioning of mud
To 3.5, and it is heated to 60 DEG C, in heating, high-speed stirred 20min is carried out with the rotating speed of 600r/min, then insulation standing
2.8h, is centrifuged 9min using centrifugation apparatus, carries out second mud-water separation, respectively obtain the mud C that moisture content is 48% and dirt
Water D；
S3, the mud C of gained in step S2 is added in evaporation boiler, is heated to 120 DEG C using boiler afterheat, side is heated
While being stirred with the rotating speed of 350r/min, after heating 5h, obtain final product dewatered sludge；
S4, the sewage D of gained in the sewage B of gained in step S1 and step S2 is added in treatment tank, and plus
The zeolite entering 0.03 times of above-mentioned sewage total amount stirs 12min with the rotating speed of 150r/min, after the completion of stirring, stands 2.5h, through mesh
Number filters for the accurate filter of 5000 mesh, after then the water that filtration separation obtains being degraded through nitrification tank, denitrification pond, adds
Carry out high degree of sterilization to ozone sterilization pond, obtain purified water.
Mummification after respectively the method for the sludge drying proposing through above-described embodiment one～five and sewage disposal being processed is dirty
Mud and purified water, carry out detection and draw following result：
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (6)
1. a kind of method of sludge drying and sewage disposal is it is characterised in that comprise the following steps：
S1, waste water is passed in sedimentation basin, adds PH conditioning agent to adjust the pH value of waste water to 5～9, add active carbon nanoparticles and
Flocculant, stirs 15～25min with the rotating speed of 80～180r/min, stands 1～3h, then using mesh number be after the completion of stirring
The filter of 200～500 mesh carries out preliminary mud-water separation, respectively obtains the mud A that moisture content is 80～92% and sewage B；
S2, the mud B of gained in step S1 is put in high-speed mixing equipment, add the pH value of PH conditioning agent conditioning of mud extremely
3.2～4.8 or 9.2～12, and it is heated to 60～100 DEG C, in heating, high-speed stirring is carried out with the rotating speed of 600～1000r/min
Mix 15～25min, be then incubated standing 2～3h, be centrifuged 5～10min using centrifugation apparatus, carry out second mud-water separation, point
Do not obtain mud C and sewage D that moisture content is 48～72%；
S3, the mud C of gained in step S2 is added in evaporation boiler, is heated to 80～120 DEG C using boiler afterheat, side is heated
While being stirred with the rotating speed of 250～500r/min, controlling the heating stirring time, obtaining final product dewatered sludge；
S4, the sewage D of gained in the sewage B of gained in step S1 and step S2 is added in treatment tank, and adds boiling
Stone stirs 10～20min with the rotating speed of 120～260r/min, after the completion of stirring, stands 1～3h, is 1250～10000 through mesh number
After purpose accurate filter filters, carry out high degree of sterilization, obtain purified water.
2. the method for a kind of sludge drying according to claim 1 and sewage disposal is it is characterised in that in described step S1
Flocculant be 3～8% for concentration polyacrylamide solution.
3. the method for a kind of sludge drying according to claim 1 and sewage disposal is it is characterised in that in described step S1
The addition of active carbon nanoparticles is 0.08～0.22 times of waste water total amount, the addition of flocculant be waste water total amount 0.002～
0.005 times.
4. a kind of sludge drying according to claim 1 and sewage disposal method it is characterised in that described step S1 and
PH conditioning agent in S2 is the concentrated sulfuric acid or NaOH.
5. the method for a kind of sludge drying according to claim 1 and sewage disposal is it is characterised in that in described step S4
Zeolite addition be 0.01～0.04 times of sewage B and sewage D total amount.
6. the method for a kind of sludge drying according to claim 1 and sewage disposal is it is characterised in that in described step S4
High degree of sterilization method the water that referring to, filtration separation is obtained degrade through nitrification tank, denitrification pond after, be added to ozone sterilization pond and enter
Row sterilizing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003503.XA CN106430728A (en) | 2016-11-15 | 2016-11-15 | Sludge drying and sewage treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003503.XA CN106430728A (en) | 2016-11-15 | 2016-11-15 | Sludge drying and sewage treatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106430728A true CN106430728A (en) | 2017-02-22 |
Family
ID=58207165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611003503.XA Pending CN106430728A (en) | 2016-11-15 | 2016-11-15 | Sludge drying and sewage treatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106430728A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108298731A (en) * | 2018-03-22 | 2018-07-20 | 沈阳建筑大学 | A kind of deeply removing arsenic system and device and its dearsenicating method |
| CN109626795A (en) * | 2019-01-18 | 2019-04-16 | 宝钢湛江钢铁有限公司 | A kind of mud dewatering method containing powdered carbon of sintering device flue gas purification Wastewater from Acid Preparation |
| CN110921912A (en) * | 2019-12-13 | 2020-03-27 | 西安润川环保科技有限公司 | Method for removing impurities in wastewater |
| CN111606549A (en) * | 2020-05-12 | 2020-09-01 | 广东中林建筑园林工程有限公司 | Municipal sludge drying method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781074A (en) * | 2010-01-27 | 2010-07-21 | 中国科学院沈阳应用生态研究所 | Method for deep dehydration of residual activated sludge |
| JP2011072852A (en) * | 2009-09-29 | 2011-04-14 | Dai Ichi High Frequency Co Ltd | Method for treating organic sludge |
| CN102303944A (en) * | 2011-08-22 | 2012-01-04 | 广州普得环保设备有限公司 | Method for re-treating dewatered sludge |
| CN102503054A (en) * | 2011-11-02 | 2012-06-20 | 长沙华清泰污泥处理科技有限公司 | Textile dyeing sludge processing method for removing heavy metal and dehydrating |
| CN102775031A (en) * | 2012-06-26 | 2012-11-14 | 深圳市环源科技发展有限公司 | Treating method of sludge through catalysis and double thermal hydrolysis by adding alkali and acid |
| CN102964048A (en) * | 2012-07-23 | 2013-03-13 | 北京水泥厂有限责任公司 | Method for sludge drying and sewage treatment |
| CN102976579A (en) * | 2012-12-31 | 2013-03-20 | 浙江工商大学 | Method of preparing flocculating agent by utilizing sludge and application thereof |
| CN104386893A (en) * | 2014-12-05 | 2015-03-04 | 许国胜 | Sludge treatment method and device |
| CN105948443A (en) * | 2016-05-11 | 2016-09-21 | 深圳市瑞清环保科技有限公司 | Sludge reduction method adopting lime hot-alkaline cell breaking |
-
2016
- 2016-11-15 CN CN201611003503.XA patent/CN106430728A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011072852A (en) * | 2009-09-29 | 2011-04-14 | Dai Ichi High Frequency Co Ltd | Method for treating organic sludge |
| CN101781074A (en) * | 2010-01-27 | 2010-07-21 | 中国科学院沈阳应用生态研究所 | Method for deep dehydration of residual activated sludge |
| CN102303944A (en) * | 2011-08-22 | 2012-01-04 | 广州普得环保设备有限公司 | Method for re-treating dewatered sludge |
| CN102503054A (en) * | 2011-11-02 | 2012-06-20 | 长沙华清泰污泥处理科技有限公司 | Textile dyeing sludge processing method for removing heavy metal and dehydrating |
| CN102775031A (en) * | 2012-06-26 | 2012-11-14 | 深圳市环源科技发展有限公司 | Treating method of sludge through catalysis and double thermal hydrolysis by adding alkali and acid |
| CN102964048A (en) * | 2012-07-23 | 2013-03-13 | 北京水泥厂有限责任公司 | Method for sludge drying and sewage treatment |
| CN102976579A (en) * | 2012-12-31 | 2013-03-20 | 浙江工商大学 | Method of preparing flocculating agent by utilizing sludge and application thereof |
| CN104386893A (en) * | 2014-12-05 | 2015-03-04 | 许国胜 | Sludge treatment method and device |
| CN105948443A (en) * | 2016-05-11 | 2016-09-21 | 深圳市瑞清环保科技有限公司 | Sludge reduction method adopting lime hot-alkaline cell breaking |
Non-Patent Citations (8)
| Title |
|---|
| 刘建伟: "《污水生物处理新技术》", 30 September 2016, 中国建材工业出版社 * |
| 刘建秋: "《煤化工安全与环保》", 31 August 2015, 中国环境出版社 * |
| 日本输送浆体研究会: "《浆体与密封容器输送技术手册》", 30 April 1990, 冶金工业出版社 * |
| 王建兵等: "《煤化工高浓度有机废水处理技术及工程实例》", 31 July 2015, 冶金工业出版社 * |
| 王星等: "《污泥生物处理技术》", 30 April 2010, 冶金工业出版社 * |
| 祁鲁梁等: "《水处理药剂及材料实用手册》", 30 June 2006, 中国石化出版社 * |
| 赵庆祥: "《污泥资源化技术》", 30 September 2002, 化学工业出版社 * |
| 顾国维: "《水污染治理技术研究》", 31 March 1997 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108298731A (en) * | 2018-03-22 | 2018-07-20 | 沈阳建筑大学 | A kind of deeply removing arsenic system and device and its dearsenicating method |
| CN109626795A (en) * | 2019-01-18 | 2019-04-16 | 宝钢湛江钢铁有限公司 | A kind of mud dewatering method containing powdered carbon of sintering device flue gas purification Wastewater from Acid Preparation |
| CN110921912A (en) * | 2019-12-13 | 2020-03-27 | 西安润川环保科技有限公司 | Method for removing impurities in wastewater |
| CN111606549A (en) * | 2020-05-12 | 2020-09-01 | 广东中林建筑园林工程有限公司 | Municipal sludge drying method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106430728A (en) | Sludge drying and sewage treatment method | |
| CN104176883B (en) | Paper waste recycling treatment system and corresponding technique | |
| CN105110587A (en) | Sludge pretreatment technology with desalting effect | |
| CN105293845A (en) | Treatment method for sludge reduction | |
| KR101853734B1 (en) | Apparatus for recycling waste wastewater of organic wastes without discharge, and Method of recycling thereof | |
| CN101186423A (en) | Heat treatment-dehydration-fertilizer making method for town sewage and sludge | |
| CN110902981B (en) | Sludge treatment method | |
| CN108609787A (en) | A kind of landfill leachate submersible burning processing system | |
| CN103880238A (en) | Device and method for treating condensed water of flue gas | |
| CN203593682U (en) | Stack gas condensate water treating device | |
| CN110510780A (en) | It is a kind of that cigarette waste water recycling processing unit and method are washed using STRO device | |
| CN108558101A (en) | Wastewater treatment method | |
| CN101596444B (en) | High-efficiency decolorizing treatment agent for industrial waste water and preparation method thereof | |
| CN215391554U (en) | Waste salt resourceful treatment system | |
| CN104355451B (en) | The technique of percolate bio-chemical effluent recycling | |
| CN104628201B (en) | The treatment process of a kind of percolate from garbage filling field film-filter concentration liquid | |
| CN106396308A (en) | Excess activated sludge recycling method | |
| CN212293240U (en) | Zero-emission treatment system for leachate of waste incineration plant | |
| CN108264193A (en) | A kind of processing method for improving municipal solid waste incinerator percolate water yield | |
| CN104529033B (en) | A kind of salting out method processes the method for caprolactam wastewater | |
| CN206751602U (en) | A kind of high concentration dregs of a decoction Leachate site multistage-combination disposal plant | |
| CN104418481A (en) | Mass-energy transformation treatment process for production wastewater | |
| CN206173158U (en) | Hazardous waste landfill yard landfill leachate processing system | |
| CN102583949A (en) | Application of ferrate in municipal sludge conditioning | |
| CN111115977B (en) | Quinacridone production wastewater treatment method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
|
| RJ01 | Rejection of invention patent application after publication |