CN110342653A - A kind of industrial regeneration water counter-infiltration system concentrated water treatment agent and its application method - Google Patents
A kind of industrial regeneration water counter-infiltration system concentrated water treatment agent and its application method Download PDFInfo
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- CN110342653A CN110342653A CN201810287568.4A CN201810287568A CN110342653A CN 110342653 A CN110342653 A CN 110342653A CN 201810287568 A CN201810287568 A CN 201810287568A CN 110342653 A CN110342653 A CN 110342653A
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- Prior art keywords
- infiltration system
- concentrated water
- system concentrated
- counter
- treatment agent
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Classifications
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- 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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/02—Softening water by precipitation of the hardness
- C02F5/06—Softening water by precipitation of the hardness using calcium compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
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- 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 Using Semi-Permeable Membranes (AREA)
Abstract
The present invention provides a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent, includes following components: the CaCO3 of the NaOH of 0.9-1.0g/L, 0-2g/L, active carbon 0.8-2g/L.The present invention can effectively realize the removal to inorganic pollution, reduce the hardness of concentrated water, avoid fouling membrane and discharge the secondary pollution of water.
Description
Technical field
The invention mainly relates to inorganic agent fields more particularly to a kind of industrial regeneration water counter-infiltration system concentrated water to handle medicine
Agent.
Background technique
With industrial regeneration water treatment technology more perfect, water quality indices have been able to satisfy demand used in connection with, so
And in actual operations, it is reverse osmosis to be widely used in industrial regeneration water field, cause the residence of reverse osmosis concentrated water ROC yield
Increase.ROC salt content is big, and water-quality constituents is complicated, difficult for biological degradation, if without dealing carefully with and direct emission, it will be to ecological ring
Border generates serious pollution；If directly flowing back into RO technique to be concentrated again, it is easy to cause fouling membrane.
Chinese invention patent, application number CN201010181811.8, a kind of patent name: reverse osmosis water treatment agent are disclosed
And preparation method thereof, the applying date: 20100525, it discloses a kind of reverse osmosis water treatment agents and preparation method thereof, belong to macromolecule
Chemical field.The reverse osmosis water treatment agent formula is made of the following components: the mixture 10 ~ 40% of two kinds of organic phosphonic compounds,
Polyacrylic acid and/or its sodium salt 1 ~ 10%, hydrolysis of polymaleic anhydride 2 ~ 9%, sulfonic acid copolymer 2 ~ 20%, dodecyl dimethyl benzyl
Ammonium chloride 0.1 ~ 3%, remaining is water.Product of the present invention be used for reverse osmosis water treatment system when, can prevent CaCO3, CaSO4,
The deposition of the dirt such as Ca3 (PO4) 2, BaSO4, SrSO4 and iron hydroxide, zinc salt on reverse osmosis membrane, extends the change of reverse osmosis membrane
Learn cleaning frequency and its service life.
Summary of the invention
The present invention provides a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent, and above-mentioned for the prior art lacks
It falls into, a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent is provided, include following components: the NaOH of 0.9-1.0g/L, 0-
The CaCO3 of 2g/L, active carbon 0.8-2g/L.
Preferably, active carbon uses granular activated carbon, activated carbon fibre or Powdered Activated Carbon.
In addition, the particle size of granular activated carbon is 12 microns, the activated carbon fibre diameter is 11-18 microns, described
Powdered Activated Carbon particle is 200 microns.
Preferably, NaOH group is divided into 0.95g/L, and CaCO3 group is divided into 2g/L, and powder fiber activated carbon composition is 8.5g/L.
A kind of method of industrial regeneration water counter-infiltration system concentrated water processing, processing step are as follows: first by 0.95g/L's
The CaCO3 of NaOH and 2g/L is mixed, and is secondly added in industrial regeneration water counter-infiltration system concentrated water, Powdered Activated Carbon is then added
8.5g/L stirs 20-50min, precipitates 25-60min.
Preferably, temperature is 40-60 DEG C when stirring.
Preferably, revolving speed when stirring is 150-220r/min.
Preferably, revolving speed when stirring is 200r/min.
Beneficial effects of the present invention: realizing removal to inorganic pollution, reduce the hardness of concentrated water, avoid fouling membrane and
Discharge the secondary pollution of water.
Specific embodiment
The present invention includes following components: the CaCO3 of the NaOH of 0.9-1.0g/L, 0-2g/L, active carbon 0.8-2g/L.
Preferably, active carbon uses granular activated carbon, activated carbon fibre or Powdered Activated Carbon.
In addition, the particle size of granular activated carbon is 12 microns, the activated carbon fibre diameter is 11-18 microns, described
Powdered Activated Carbon particle is 200 microns.
Preferred in this embodiment, NaOH group is divided into 0.95g/L, and CaCO3 group is divided into 2g/L, powder fiber activated carbon composition
For 8.5g/L.
A kind of method of industrial regeneration water counter-infiltration system concentrated water processing, processing step are as follows:
Step 1: the CaCO3 of the NaOH of 0.95g/L and 2g/L is mixed；
Step 2: being added in industrial regeneration water counter-infiltration system concentrated water, Powdered Activated Carbon 8.5g/L, Powdered Activated Carbon is then added
Using accumulation second level counter current absorption；
Step 3: stirring 20-50min, precipitates 25-60min.
In this embodiment preferably, temperature is 40-60 DEG C when stirring.
In this embodiment preferably, revolving speed when stirring is 150-220r/min.
In this embodiment preferably, revolving speed when stirring is 200r/min.
Using stirring 40min in embodiment, temperature 50 C when stirring, revolving speed 200r/min, to the supernatant after precipitating
It is detected, testing result is as follows:
The principles and effects of present patent application are only illustrated in above-described embodiment, not for limitation present patent application.Appoint
What those skilled in the art all can under the spirit and scope without prejudice to present patent application, to above-described embodiment carry out modification or
Change.Therefore, such as those of ordinary skill in the art without departing from present patent application it is revealed spirit and skill
All equivalent modifications completed under art thought or change, the claim that should be asked by this patent are covered.
Claims (7)
1. a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent, it is characterised in that: include following components: 0.9-1.0g/L
NaOH, the CaCO3 of 0-2g/L, active carbon 0.8-2g/L.
2. a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent according to claim 1, it is characterised in that: described
Active carbon uses granular activated carbon, activated carbon fibre or Powdered Activated Carbon.
3. a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent according to claim 2, it is characterised in that: described
NaOH group is divided into 0.95g/L, and CaCO3 group is divided into 2g/L, and powder fiber activated carbon composition is 8.5g/L.
4. a kind of method of industrial regeneration water counter-infiltration system concentrated water processing according to claim 3, processing step are as follows:
The CaCO3 of the NaOH of 0.95g/L and 2g/L is mixed first, is secondly added in industrial regeneration water counter-infiltration system concentrated water, then
Powdered Activated Carbon 8.5g/L is added, stirs 20-50min, precipitates 25-60min.
5. a kind of method of industrial regeneration water counter-infiltration system concentrated water processing according to claim 4, it is characterised in that: institute
Temperature is 40-60 DEG C when stating stirring.
6. a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent according to claim 5, it is characterised in that: described
Revolving speed when stirring is 150-220r/min.
7. a kind of industrial regeneration water counter-infiltration system concentrated water treatment agent according to claim 6, it is characterised in that: described
Revolving speed when stirring is 200r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810287568.4A CN110342653A (en) | 2018-04-03 | 2018-04-03 | A kind of industrial regeneration water counter-infiltration system concentrated water treatment agent and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810287568.4A CN110342653A (en) | 2018-04-03 | 2018-04-03 | A kind of industrial regeneration water counter-infiltration system concentrated water treatment agent and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110342653A true CN110342653A (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810287568.4A Pending CN110342653A (en) | 2018-04-03 | 2018-04-03 | A kind of industrial regeneration water counter-infiltration system concentrated water treatment agent and its application method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003001255A (en) * | 2001-06-25 | 2003-01-07 | Kurita Water Ind Ltd | Method for treating circulating cooling water |
| CN102502908A (en) * | 2011-11-01 | 2012-06-20 | 天津大学 | Method for purifying reverse osmosis concentrated water with active carbon-membrane separation countercurrent absorption |
| CN102897949A (en) * | 2012-10-15 | 2013-01-30 | 邯郸市奥博水处理有限公司 | Drug special for reverse-osmosis concentrate water zero emission and use method thereof |
| CN106517591A (en) * | 2016-12-15 | 2017-03-22 | 青岛锦龙弘业环保有限公司 | Reverse osmosis concentration treatment system and method |
| CN107253798A (en) * | 2017-05-26 | 2017-10-17 | 浙江富春紫光环保股份有限公司 | A kind of advanced treatment and reclamation group technology of wastewater of steel industry |
-
2018
- 2018-04-03 CN CN201810287568.4A patent/CN110342653A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003001255A (en) * | 2001-06-25 | 2003-01-07 | Kurita Water Ind Ltd | Method for treating circulating cooling water |
| CN102502908A (en) * | 2011-11-01 | 2012-06-20 | 天津大学 | Method for purifying reverse osmosis concentrated water with active carbon-membrane separation countercurrent absorption |
| CN102897949A (en) * | 2012-10-15 | 2013-01-30 | 邯郸市奥博水处理有限公司 | Drug special for reverse-osmosis concentrate water zero emission and use method thereof |
| CN106517591A (en) * | 2016-12-15 | 2017-03-22 | 青岛锦龙弘业环保有限公司 | Reverse osmosis concentration treatment system and method |
| CN107253798A (en) * | 2017-05-26 | 2017-10-17 | 浙江富春紫光环保股份有限公司 | A kind of advanced treatment and reclamation group technology of wastewater of steel industry |
Non-Patent Citations (1)
| Title |
|---|
| 王丽丽: "反渗透浓水硬度与有机污染物的去除研究", 《中国优秀硕士学位论文全文数据库工程科技I辑》 * |
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Application publication date: 20191018 |