CN111039543A - Combined sludge conditioning pool and continuous sludge conditioning process - Google Patents
Combined sludge conditioning pool and continuous sludge conditioning process Download PDFInfo
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- CN111039543A CN111039543A CN202010134994.1A CN202010134994A CN111039543A CN 111039543 A CN111039543 A CN 111039543A CN 202010134994 A CN202010134994 A CN 202010134994A CN 111039543 A CN111039543 A CN 111039543A
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- mixing
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- 239000010802 sludge Substances 0.000 title claims abstract description 149
- 230000003750 conditioning effect Effects 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000002156 mixing Methods 0.000 claims abstract description 98
- 239000003814 drug Substances 0.000 claims abstract description 85
- 238000003756 stirring Methods 0.000 claims description 16
- 229940079593 drug Drugs 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 230000001143 conditioned effect Effects 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000000265 homogenisation Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 238000012377 drug delivery Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
- B01F33/811—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles in two or more consecutive, i.e. successive, mixing receptacles or being consecutively arranged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
- B01F33/813—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles mixing simultaneously in two or more mixing receptacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/50—Mixing receptacles
- B01F35/52—Receptacles with two or more compartments
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
A combined sludge conditioning tank and a continuous sludge conditioning process are provided, wherein the combined sludge conditioning tank comprises a buffer tank, a mud-medicine mixing tank and a homogenizing tank, the upper part of the buffer tank is provided with a sludge inlet, the lower part of the buffer tank is provided with a sludge conveying pipeline communicated with the upper part of the mud-medicine mixing tank, and the sludge conveying pipeline is provided with a sludge conveying pump; a medicament filling port is formed in the top of the mud-medicament mixing tank, a channel communicated with each other is formed between the mud-medicament mixing tank and the homogenizing tank, and a sludge outlet is formed in the lower part of the homogenizing tank; the buffer tank, the mud-medicine mixing tank and the homogenizing tank are respectively provided with independent mixing stirrers. The invention also comprises a continuous sludge conditioning process by utilizing the combined sludge conditioning tank. The combined sludge conditioning tank is utilized to condition the sludge, so that the mixing conditioning effect of the medicament and the sludge can be maximally ensured, the conditioning time is shortened, the sludge conditioning efficiency is improved, the number, the volume and the occupied area of the conditioning tank are reduced, and the investment cost is reduced.
Description
Technical Field
The invention relates to a sludge treatment tank and a conditioning process, in particular to a combined sludge conditioning tank and a continuous sludge conditioning process.
Background
The existing sludge conditioning process is divided into an intermittent conditioning process and a continuous conditioning process. The most common at present is the batch conditioning process. The intermittent conditioning process has the defects of long sludge conditioning time and low conditioning efficiency, and usually a plurality of conditioning pools are required to meet the treatment requirement, so that the occupied area of the conditioning pools is large, and the investment and the operating efficiency of the whole sludge dewatering system are influenced.
CN 103896475A discloses a conditioning method for high-dry dehydration of sludge, which adopts an intermittent conditioning process, namely, sludge is firstly added into a conditioning tank, then ferric trichloride is added, and finally quicklime is added. And (3) sequentially adding the sludge, ferric trichloride and quicklime, wherein the single conditioning time is more than 1 hour, and after the sludge in the conditioning tank is used up, performing conditioning of the next batch. Although the conditioning method can ensure the conditioning effect, the conditioning process is intermittent, the disadvantages of long conditioning time, low efficiency, large conditioning tank volume and the like exist, and at least 2 or more conditioning tanks are required to be built for projects with medium scale and higher cost.
CN 109133553A discloses a continuous sludge conditioning device and a process, comprising at least 4 independent stirring and mixing chambers connected with each other, wherein the upper part of a first stirring and mixing chamber is provided with a sludge inlet, the top of the first stirring and mixing chamber is provided with an agent A filling port, the bottom of the first stirring and mixing chamber is communicated with the bottom of a second stirring and mixing chamber, the upper part of the second stirring and mixing chamber is communicated with the upper part of a third stirring and mixing chamber, the top of the third stirring and mixing chamber is provided with an agent B filling port, the bottom of the third stirring and mixing chamber is communicated with the bottom of a fourth stirring and mixing chamber, and the bottom of the fourth stirring and mixing chamber is provided with a sludge outlet; and each stirring and mixing chamber is internally provided with an independent mixing stirrer. The conditioning time is still longer, the volume of the conditioning pool is large, at least 4 or more conditioning pools need to be built, and the cost is higher.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and provide the combined sludge conditioning tank which is simple in structure, good in sludge conditioning effect, high in conditioning efficiency and low in construction cost.
The invention further aims to solve the technical problem of providing a continuous sludge conditioning process which has the advantages of full mixing of sludge and a medicament, short conditioning time and continuous sludge and medicament conveying process.
The technical scheme adopted by the invention for solving the technical problems is as follows: a combined sludge conditioning pool comprises a buffer pool, a mud-medicine mixing pool and a homogenizing pool, wherein the upper part of the buffer pool is provided with a sludge inlet, and the lower part of the buffer pool is provided with a sludge conveying pipeline with a sludge conveying pump and communicated with the upper part of the mud-medicine mixing pool; a medicament conveying pipeline with a medicament conveying pump is arranged at the top of the mud-medicament mixing tank, the upper part of the mud-medicament mixing tank and the upper part of the homogenizing tank are provided with channels which are communicated with each other, and the lower part of the homogenizing tank is provided with a sludge outlet; the buffer tank, the mud-medicine mixing tank and the homogenizing tank are respectively provided with independent mixing stirrers.
Furthermore, the channel is a sludge conveying pipeline with a sludge conveying pump, and the lower part of the mud-medicine mixing tank is communicated with the upper part of the homogenizing tank.
Further, buffer pool, homogenization pond and mud medicine mixing tank adopt to be set up with the wall altogether, and communicate each other, the passageway is the breach on mud medicine mixing tank upper portion and the homogenization pond upper portion wall altogether.
The invention further solves the technical problem and adopts the technical scheme that: a continuous sludge conditioning process comprises the steps of utilizing a combined sludge conditioning tank to continuously condition water-containing sludge, conveying pretreated sludge into a buffer tank through a sludge inlet, and starting a mixing stirrer in the buffer tank to stir uniformly; then starting a sludge delivery pump, delivering the sludge in the buffer tank into a mud-medicine mixing tank through a sludge delivery pipeline, starting a medicament delivery pump, delivering a sludge conditioning medicament into the mud-medicine mixing tank through a medicament delivery pipeline, and determining the dosage of the sludge conditioning medicament according to the dry basis amount of the sludge; and meanwhile, a mixing stirrer in the mud-medicine mixing tank is started, so that the sludge and the sludge conditioning agent are subjected to sufficient physical and chemical reactions in the mud-medicine mixing tank, the sludge is conditioned, the conditioned sludge enters a homogenizing tank through a channel, the sludge is uniformly stirred, and the subsequent treatment is further performed.
Further, the pretreated sludge is liquid sludge which is subjected to mechanical concentration or gravity concentration.
The principle of the invention is as follows: the arrangement of tanks with different functions: the buffer tank is used for storing the sludge which is concentrated and not treated, the arrangement of the buffer tank can ensure that the pretreatment concentration section and the conditioning section are separated, and the pretreatment concentration process and the conditioning process are not influenced by each other; the mud-medicine mixing tank is specially used for mixing the sludge and the conditioning agent, the sludge and the conditioning agent are fully mixed in the mud-medicine mixing tank, a series of chemical and physical reactions such as oxidation reduction, electric neutralization, coagulation, bridging and the like further occur, and the conditioning process is synchronously completed while the reaction is completed; after the sludge conditioning process is finished, the sludge enters a homogenizing tank for later use, the homogenizing tank can be used for storing the conditioned sludge, and the setting of the homogenizing tank can ensure that a conditioning working section and a subsequent filter pressing working section are separated; in addition, as the buffer tank, the mud-medicine mixing tank and the homogenizing tank are internally provided with the mixing stirrer, the mud-medicine mixing tank and the homogenizing tank can be used for preventing sludge from sinking to the bottom and enhancing the mud-medicine mixing effect, and a sludge conveying pipeline is not easy to block; the whole sludge and conditioning agent conveying process runs continuously, and the conditioning process runs continuously.
The invention can solve the defects of long conditioning time, low efficiency, large conditioning tank volume and the like of the traditional conditioning process.
The invention has the beneficial effects; compared with the traditional intermittent conditioning process, the invention can realize continuous conditioning, shorten the conditioning period and improve the production efficiency; the buffer pool, the mud-medicine mixing pool and the homogenizing pool can be designed independently, and the buffer pool, the mud-medicine mixing pool and the homogenizing pool can be arranged by adopting a common wall in the optimal scheme, so that the occupied area and the investment are saved. The invention realizes the continuous conditioning process on the premise of ensuring the mixing effect and the conditioning effect of the sludge conditioning agent and the sludge, can shorten the sludge conditioning time, improve the sludge conditioning efficiency, reduce the number, the volume and the occupied area of the sludge conditioning tank and reduce the investment cost. Compared with the existing continuous sludge conditioning device and process, the device also has the advantages of shorter conditioning time, smaller conditioning pool volume, lower cost and the like.
Drawings
FIG. 1 is a schematic structural view of a combined sludge conditioning tank in embodiment 1 of the present invention
Fig. 2 is a schematic structural diagram of a combined sludge conditioning tank in embodiment 2 of the invention.
Detailed Description
The invention is further illustrated by the following examples and figures.
The chemical reagents used in the examples of the present invention, unless otherwise specified, are commercially available in a conventional manner.
Example 1
Referring to fig. 1, the combined sludge conditioning tank of the present embodiment includes a buffer tank 1, a slurry-drug mixing tank 2 and a homogenizing tank 3, and the buffer tank 1, the slurry-drug mixing tank 2 and the homogenizing tank 3 adopt a common wall design; the upper part of the buffer tank 1 is provided with a sludge inlet 10, and the lower part of the buffer tank is provided with a sludge conveying pipeline 8 with a sludge conveying pump 7 which is communicated with the upper part of the mud-medicine mixing tank 2; a medicament conveying pipeline 9 with a medicament conveying pump is arranged at the top of the mud-medicament mixing tank 2, a channel is arranged at the upper part of the mud-medicament mixing tank 2 and the upper part of the homogenizing tank 3, namely, a gap 11 on the common wall of the upper part of the mud-medicament mixing tank 2 and the upper part of the homogenizing tank 3 is communicated with each other, and a sludge outlet 12 is arranged at the lower part of the homogenizing tank 3; the buffer pool 1, the mud-medicine mixing pool 2 and the homogenizing pool 3 are respectively provided with a buffer pool mixing stirrer 4, a mud-medicine mixing pool mixing stirrer 5 and a homogenizing pool mixing stirrer 6.
The continuous sludge conditioning process of the embodiment comprises the following steps: conveying the liquid sludge after gravity concentration to a buffer tank 1 through a sludge inlet 10, and starting a mixing stirrer 4 in the buffer tank 1 to stir uniformly; then starting a sludge delivery pump 7, delivering the sludge in the buffer tank 1 to the sludge-drug mixing tank 2 through a sludge delivery pipeline 8, starting a drug delivery pump, delivering a sludge conditioning drug to the sludge-drug mixing tank 2 through a drug delivery pipeline 9, and determining the dosing amount of the sludge conditioning drug according to the dry basis amount of the sludge; meanwhile, the mixing stirrer 5 in the mud-medicine mixing tank is started, so that sludge and sludge conditioning agents are subjected to sufficient physical and chemical reactions in the mud-medicine mixing tank 2, sludge is conditioned, the conditioned sludge flows into the homogenizing tank 3 through the gap 11 on the wall of the mud-medicine mixing tank 2 and the homogenizing tank 3, and is uniformly stirred by the mixing stirrer 6 in the homogenizing tank, and the sludge can be discharged through the sludge outlet 12 to be further subjected to subsequent treatment.
Example 2
Referring to fig. 2, the combined sludge conditioning tank of the present embodiment includes a buffer tank 1, a slurry-drug mixing tank 2, and a homogenizing tank 3, wherein the buffer tank 1, the slurry-drug mixing tank 2, and the homogenizing tank 3 are designed separately; the upper part of the buffer tank 1 is provided with a sludge inlet 10, and the lower part of the buffer tank is provided with a sludge conveying pipeline 8 with a sludge conveying pump 7 which is communicated with the upper part of the mud-medicine mixing tank 2; the top of the mud-medicine mixing tank 2 is provided with a medicine conveying pipeline 9 with a medicine conveying pump, the lower part of the mud-medicine mixing tank 2 is provided with a sludge conveying pipeline 11 with a sludge conveying pump 13 which is communicated with the upper part of the homogenizing tank 3, and the lower part of the homogenizing tank 3 is provided with a sludge outlet 12; the buffer pool 1, the mud-medicine mixing pool 2 and the homogenizing pool 3 are respectively provided with a buffer pool mixing stirrer 4, a mud-medicine mixing pool mixing stirrer 5 and a homogenizing pool mixing stirrer 6.
In the continuous sludge conditioning process, liquid sludge after mechanical concentration is conveyed into a buffer tank 1 through a sludge inlet 10, and a mixing stirrer 4 in the buffer tank 1 is started to stir uniformly; then starting a sludge delivery pump 7, delivering the sludge in the buffer tank 1 to the sludge-drug mixing tank 2 through a sludge delivery pipeline 8, starting a drug delivery pump, delivering a sludge conditioning drug to the sludge-drug mixing tank 2 through a drug delivery pipeline 9, and determining the dosing amount of the sludge conditioning drug according to the dry basis amount of the sludge; meanwhile, a mixing stirrer 5 in the mud-medicine mixing tank is started, so that sludge and sludge conditioning agents are subjected to sufficient physical and chemical reactions in the mud-medicine mixing tank, the sludge is conditioned, the conditioned sludge enters a homogenizing tank 3 through a sludge conveying pipeline 11 with a sludge conveying pump 13, is uniformly stirred by the mixing stirrer 6 in the homogenizing tank, and is discharged through a sludge outlet 12 to be further subjected to subsequent treatment.
Claims (5)
1. The utility model provides a modular sludge conditioning pond which characterized in that: the sludge-drug mixing device comprises a buffer tank, a sludge-drug mixing tank and a homogenizing tank, wherein the upper part of the buffer tank is provided with a sludge inlet, and the lower part of the buffer tank is provided with a sludge conveying pipeline with a sludge conveying pump and communicated with the upper part of the sludge-drug mixing tank; a medicament conveying pipeline with a medicament conveying pump is arranged at the top of the mud-medicament mixing tank, a channel is arranged between the mud-medicament mixing tank and the homogenizing tank and is communicated with each other, and a sludge outlet is arranged at the lower part of the homogenizing tank; the buffer tank, the mud-medicine mixing tank and the homogenizing tank are respectively provided with independent mixing stirrers.
2. The combined sludge conditioning tank of claim 1, wherein: the channel is a sludge conveying pipeline with a sludge conveying pump and is used for communicating the lower part of the mud-medicine mixing tank with the upper part of the homogenizing tank.
3. The combined sludge conditioning tank of claim 1 or 2, wherein: buffer pool, homogenization pond and mud medicine mixing tank adopt and are linked together the wall setting, and communicate each other, the passageway is the breach on mud medicine mixing tank upper portion and the homogenization pond upper portion are the same wall.
4. A continuous sludge conditioning process is characterized in that: continuously conditioning the water-containing sludge by using the combined sludge conditioning tank of any one of claims 1 to 3, conveying the pretreated sludge into a buffer tank through a sludge inlet, and starting a mixing stirrer in the buffer tank to stir uniformly; then starting a sludge delivery pump, delivering the sludge in the buffer tank into a mud-medicine mixing tank through a sludge delivery pipeline, starting a medicament delivery pump, delivering a sludge conditioning medicament into the mud-medicine mixing tank through a medicament delivery pipeline, and determining the dosage of the sludge conditioning medicament according to the dry basis amount of the sludge; and meanwhile, a mixing stirrer in the mud-medicine mixing tank is started, so that the sludge and the sludge conditioning agent are subjected to sufficient physical and chemical reactions in the mud-medicine mixing tank, the sludge is conditioned, the conditioned sludge enters a homogenizing tank through a channel, the sludge is uniformly stirred, and the subsequent treatment is further performed.
5. The continuous sludge conditioning process of claim 4 wherein: the pretreated sludge is liquid sludge subjected to mechanical concentration or gravity concentration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010134994.1A CN111039543A (en) | 2020-03-02 | 2020-03-02 | Combined sludge conditioning pool and continuous sludge conditioning process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010134994.1A CN111039543A (en) | 2020-03-02 | 2020-03-02 | Combined sludge conditioning pool and continuous sludge conditioning process |
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| Publication Number | Publication Date |
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| CN111039543A true CN111039543A (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010134994.1A Pending CN111039543A (en) | 2020-03-02 | 2020-03-02 | Combined sludge conditioning pool and continuous sludge conditioning process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121711A (en) * | 2020-09-11 | 2020-12-25 | 江苏优鲜到家农业科技有限公司 | Sludge treatment tank and sludge treatment method using same |
| CN115286210A (en) * | 2022-07-27 | 2022-11-04 | 江苏绿威环保科技股份有限公司 | Assembly line type sludge conditioning equipment and conditioning method thereof |
| CN115536238A (en) * | 2022-09-14 | 2022-12-30 | 湖南浏阳经开区水务股份有限公司 | Continuous sludge conditioning device and conditioning method thereof |
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| CN109133553A (en) * | 2018-10-11 | 2019-01-04 | 湖南隆辉环保有限公司 | A kind of continous way sludge conditioning system and its apparatus |
| CN211847689U (en) * | 2020-03-02 | 2020-11-03 | 湖南隆辉环保有限公司 | Combined sludge conditioning tank |
-
2020
- 2020-03-02 CN CN202010134994.1A patent/CN111039543A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2000051900A (en) * | 1998-08-17 | 2000-02-22 | Kubota Corp | Sludge conditioning and dehydration method |
| JP2004130297A (en) * | 2002-08-14 | 2004-04-30 | Ishigaki Co Ltd | Two-tank type sludge conditioning device |
| CN103482844A (en) * | 2013-10-15 | 2014-01-01 | 孙阳 | Inorganic conditioning based integrated sludge deep dehydration treatment process |
| CN103896475A (en) * | 2014-03-13 | 2014-07-02 | 南京道科环境科技有限公司 | Regulation method for high-dryness dehydration of sludge |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121711A (en) * | 2020-09-11 | 2020-12-25 | 江苏优鲜到家农业科技有限公司 | Sludge treatment tank and sludge treatment method using same |
| CN115286210A (en) * | 2022-07-27 | 2022-11-04 | 江苏绿威环保科技股份有限公司 | Assembly line type sludge conditioning equipment and conditioning method thereof |
| CN115536238A (en) * | 2022-09-14 | 2022-12-30 | 湖南浏阳经开区水务股份有限公司 | Continuous sludge conditioning device and conditioning method thereof |
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Address after: No. 178, Changxing Road, Furong district, Changsha, Hunan 410100 Applicant after: Hunan Longtai Resource Recycling Technology Co.,Ltd. Address before: No. 178, Changxing Road, Furong district, Changsha, Hunan 410100 Applicant before: HUNAN LONGHUI ENVIRONMENTAL PROTECTION Co.,Ltd. |