CN113233717A - Carbon neutralization treatment method based on carbon reduction technology in ocean engineering - Google Patents
Carbon neutralization treatment method based on carbon reduction technology in ocean engineering Download PDFInfo
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- CN113233717A CN113233717A CN202110649345.XA CN202110649345A CN113233717A CN 113233717 A CN113233717 A CN 113233717A CN 202110649345 A CN202110649345 A CN 202110649345A CN 113233717 A CN113233717 A CN 113233717A
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- carbon
- ocean engineering
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- treatment method
- neutralization treatment
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/02—Treatment of water, waste water, or sewage by heating
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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
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
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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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
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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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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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
- C02F1/52—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
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F2001/5218—Crystallization
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
Abstract
The invention provides a carbon neutralization treatment method based on a carbon reduction technology in ocean engineering, and relates to the technical field of ocean engineering. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering comprises the following steps: step 1: conveying the wastewater into a stirring tank through four water pumps and water pipelines, and conveying the wastewater downwards through a wheel disc group in the stirring tank; step 2: the large steel pipe is arranged on the lower side of the wheel disc set, grooves are uniformly arranged on the upper side and the lower side of the inner ring of the large steel pipe, and the surfaces of the grooves are covered with nano films; and step 3: and (3) allowing the wastewater to flow into a sedimentation tank through a large steel pipe, wherein potassium silicate is arranged in the sedimentation tank, and the wastewater is led into the sedimentation tank and then stands for 30 min. Realize the effect of carbon neutralization under the combined action through heating separation carbonate, chemical replacement carbonate and biological solid carbon, secondly change the solubility through heating water, discharge different types of salt in different positions, can carry out recycle.
Description
Technical Field
The invention relates to the technical field of ocean engineering, in particular to a carbon neutralization treatment method based on a carbon reduction technology in ocean engineering.
Background
The ocean engineering refers to new construction, reconstruction and extension engineering which aims at developing, utilizing, protecting and recovering ocean resources and is characterized in that an engineering main body is positioned on one side of a coastline towards the sea. Generally, the main contents of ocean engineering can be divided into two parts, namely resource development technology and equipment facility technology, and specifically include: sea reclamation, sea dam engineering, artificial islands, sea and seabed material storage facilities, sea-crossing bridges, sea bottom tunnel engineering, seabed pipelines, seabed electric (optical) cable engineering, sea mineral resource exploration and development and auxiliary engineering thereof, sea energy exploitation and utilization engineering such as offshore tidal power stations, wave power stations, temperature difference power stations and the like, sea water comprehensive utilization engineering such as large-scale sea water farms, artificial fish reef engineering, salt fields, sea water desalination and the like, sea entertainment and sports, landscape development engineering, and other ocean engineering, carbon neutralization, the term of energy conservation and emission reduction refers to that enterprises, groups or individuals measure and calculate the total amount of greenhouse gas emission generated directly or indirectly within a certain time, the self-generated carbon dioxide emission is counteracted through the forms of afforestation, energy conservation, emission reduction and the like, and the zero emission of the carbon dioxide is realized. And the carbon peak is that the carbon emission enters a stable descending stage after entering a plateau stage. In short, the carbon dioxide emissions "balance out".
At present, the discharged wastewater in ocean engineering is rich in carbon elements, if the discharged wastewater is directly discharged, the carbon content in the ocean environment is not environment-friendly, and secondly, the wastewater is rich in a large amount of other salts, so that the discharged wastewater can not be separated and recycled when polluting the environment.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a carbon neutralization treatment method based on a carbon reduction technology in ocean engineering, and solves the problems that the treatment efficiency of carbon is low and other operations cannot be carried out while carbon reduction is carried out in the carbon reduction technology in ocean engineering.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a carbon neutralization treatment method based on a carbon reduction technology in ocean engineering comprises the following steps:
step 1: conveying the wastewater into a stirring tank through four water pumps and water pipelines, and conveying the wastewater downwards through a wheel disc group in the stirring tank;
step 2: the large steel pipe is arranged on the lower side of the wheel disc set, grooves are uniformly arranged on the upper side and the lower side of the inner ring of the large steel pipe, and the surfaces of the grooves are covered with nano films;
and step 3: allowing the wastewater to flow into a sedimentation tank through a large steel pipe, wherein potassium silicate is arranged in the sedimentation tank, and allowing the wastewater to stand for 30min after being introduced into the sedimentation tank;
and 4, step 4: adding ammonium chloride into a sedimentation tank, stirring, introducing a calcium hydroxide solution into the solution, and introducing the upper solution in the sedimentation tank into a heating tank through a water pipe with a filter screen;
and 5: continuously heating the wastewater led into the heating pool to 50 ℃ for 10min, placing a collecting tank filled with a sodium hydroxide solution on the upper side of the heating pool, and covering the outer side of the collecting tank with a nano-film;
step 6: a cotton rope is fixedly connected in the middle of the inner side of the heating pool, and the other end of the cotton rope is fixedly connected right above the heating pool through a supporting rod;
and 7: and discharging the water in the upper layer of the heating pool to the outside through the water pump and the water outlet pipeline.
Preferably, a revolution counter is arranged in the middle of the inner side of the annular impeller disc in the step 1, and a metal protective net is arranged at the water inlet end of the water pipeline.
Preferably, sodium hydroxide solution with the concentration of 120g/L is arranged in the grooves of the large steel pipe in the step 2, and the gap size of the nano-film in the step 2 and the step 5 is 35 nanometers.
Preferably, the concentration of the potassium silicate in the step 3 is 100g/L, and the bottom end of the sedimentation tank in the step 3 is provided with a stirring paddle driven by a motor.
Preferably, the filter screen in the step 4 is made of an RO reverse osmosis membrane, the concentration of the ammonium chloride is 100g/L, and the concentration of the calcium hydroxide is 200 g/L.
Preferably, the inner side wall of the heating pool in the step 5 is provided with stainless steel, and the bottom end of the heating pool is made of ceramic.
Preferably, the top end of the outer side of the cotton rope in the step 6 is provided with a net made of fine fleece net by knitting.
Preferably, a material scattering machine is arranged at the water outlet of the water outlet pipe in the step 7, and blue algae is arranged in the material scattering machine.
Preferably, cactus is uniformly arranged around the outer sides of the stirring tank, the large steel pipe, the sedimentation tank and the heating tank.
(III) advantageous effects
The invention provides a carbon neutralization treatment method based on a carbon reduction technology in ocean engineering. The method has the following beneficial effects:
1. the invention pumps the waste water into the inner side of a stirring pool through a water pump, large impurities in the waste water can be discharged outside under the action of a metal net, the waste water is uniformly stirred through a wheel disc group and then is conveyed to the inner side of a large steel tube, carbon dioxide is absorbed under the action of sodium hydroxide in a groove in the inner side of the large steel tube, a 35NM nano-film is arranged on the outer side of the groove, the gap of the nano-film is smaller than the size of water molecules and larger than the size of carbon dioxide molecules, so that water cannot contact the sodium hydroxide through the film, the concentration of the sodium hydroxide cannot be influenced, other reactions cannot be generated, carbonate in the water is replaced by potassium silicate, ammonium hydrogen chloride reacts with potassium carbonate in the water, the carbon dioxide can float upwards to react with the sodium hydroxide in the groove above, and finally falls into a heating pool, the solubility of salt is changed through heating, thus discharging part of slightly soluble carbonates, and finally dispersing blue algae to the water surface through a dispersion machine when discharging the treated water, reducing the carbon content through photosynthesis, and realizing the function of reducing the carbon content in ocean engineering.
2. According to the invention, the cotton rope is arranged in the heating pool, so that the solubility of carbonate and the solubility of other types of salts such as sodium chloride can be changed during heating, the crystals of the salts can be fixed on the upper sides of the cotton rope, ceramics and stainless steel after heating, the salts obtained by different liquid temperatures in different places are different according to different heat conductivities of the materials, the salts can be obtained and classified after discharging waste water, water vapor can be captured through the fine wool net on the upper side of the cotton rope, the function of extracting other slightly soluble salts at different positions while reducing carbon is realized, and the salts can be recycled.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
the embodiment of the invention provides a carbon neutralization treatment method based on a carbon reduction technology in ocean engineering, which comprises the following steps,
step 1: conveying the wastewater into a stirring tank through four water pumps and water pipelines, and conveying the wastewater downwards through a wheel disc group in the stirring tank;
step 2: the large steel pipe is arranged on the lower side of the wheel disc set, grooves are uniformly arranged on the upper side and the lower side of the inner ring of the large steel pipe, and the surfaces of the grooves are covered with nano films;
and step 3: allowing the wastewater to flow into a sedimentation tank through a large steel pipe, wherein potassium silicate is arranged in the sedimentation tank, and allowing the wastewater to stand for 30min after being introduced into the sedimentation tank;
and 4, step 4: adding ammonium chloride into a sedimentation tank, stirring, introducing a calcium hydroxide solution into the solution, and introducing the upper solution in the sedimentation tank into a heating tank through a water pipe with a filter screen;
and 5: continuously heating the wastewater led into the heating pool to 50 ℃ for 10min, placing a collecting tank filled with a sodium hydroxide solution on the upper side of the heating pool, and covering the outer side of the collecting tank with a nano-film;
step 6: a cotton rope is fixedly connected in the middle of the inner side of the heating pool, and the other end of the cotton rope is fixedly connected right above the heating pool through a supporting rod;
and 7: and discharging the water in the upper layer of the heating pool to the outside through the water pump and the water outlet pipeline.
And (2) a revolution counter is arranged in the middle of the inner side of the annular impeller disc in the step (1), and a metal protective net is arranged at the water inlet end of the water pipeline.
Sodium hydroxide solution with the concentration of 120g/L is arranged in the grooves of the large steel pipe in the step 2, and the gap size of the nano film in the step 2 and the step 5 is 35 nanometers.
The concentration of the potassium silicate in the step 3 is 100g/L, and the bottom end of the sedimentation tank in the step 3 is provided with a stirring paddle driven by a motor.
In the step 4, the filter screen is made of an RO reverse osmosis membrane, the concentration of ammonium chloride is 100g/L, and the concentration of calcium hydroxide is 200 g/L.
And 5, stainless steel is arranged on the inner side wall of the heating pool in the step 5, and the bottom end of the heating pool is made of ceramic.
And a net made of fine wool net is arranged at the top end of the outer side of the cotton rope in the step 6.
And a material scattering machine is arranged at the water outlet of the water outlet pipe in the step 7, and blue algae is arranged in the material scattering machine.
Cactus is uniformly arranged around the outer sides of the stirring tank, the large-sized steel pipe, the sedimentation tank and the heating tank.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A carbon neutralization treatment method based on a carbon reduction technology in ocean engineering is characterized by comprising the following steps: the method comprises the following steps:
step 1: conveying the wastewater into a stirring tank through four water pumps and water pipelines, and conveying the wastewater downwards through a wheel disc group in the stirring tank;
step 2: the large steel pipe is arranged on the lower side of the wheel disc set, grooves are uniformly arranged on the upper side and the lower side of the inner ring of the large steel pipe, and the surfaces of the grooves are covered with nano films;
and step 3: allowing the wastewater to flow into a sedimentation tank through a large steel pipe, wherein potassium silicate is arranged in the sedimentation tank, and allowing the wastewater to stand for 30min after being introduced into the sedimentation tank;
and 4, step 4: adding ammonium chloride into a sedimentation tank, stirring, introducing a calcium hydroxide solution into the solution, and introducing the upper solution in the sedimentation tank into a heating tank through a water pipe with a filter screen;
and 5: continuously heating the wastewater led into the heating pool to 50 ℃ for 10min, placing a collecting tank filled with a sodium hydroxide solution on the upper side of the heating pool, and covering the outer side of the collecting tank with a nano-film;
step 6: a cotton rope is fixedly connected in the middle of the inner side of the heating pool, and the other end of the cotton rope is fixedly connected right above the heating pool through a supporting rod;
and 7: and discharging the water in the upper layer of the heating pool to the outside through the water pump and the water outlet pipeline.
2. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: and (2) a revolution counter is arranged in the middle of the inner side of the annular impeller disc in the step (1), and a metal protective net is arranged at the water inlet end of the water pipeline.
3. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: sodium hydroxide solution with the concentration of 120g/L is arranged in the grooves of the large steel pipe in the step 2, and the gap size of the nano film in the step 2 and the step 5 is 35 nanometers.
4. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: the concentration of the potassium silicate in the step 3 is 100g/L, and the bottom end of the sedimentation tank in the step 3 is provided with a stirring paddle driven by a motor.
5. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: in the step 4, the filter screen is made of an RO reverse osmosis membrane, the concentration of ammonium chloride is 100g/L, and the concentration of calcium hydroxide is 200 g/L.
6. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: and 5, stainless steel is arranged on the inner side wall of the heating pool in the step 5, and the bottom end of the heating pool is made of ceramic.
7. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: and a net made of fine wool net is arranged at the top end of the outer side of the cotton rope in the step 6.
8. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: and a material scattering machine is arranged at the water outlet of the water outlet pipe in the step 7, and blue algae is arranged in the material scattering machine.
9. The carbon neutralization treatment method based on the carbon reduction technology in ocean engineering according to claim 1, characterized in that: cactus is uniformly arranged around the outer sides of the stirring tank, the large-sized steel pipe, the sedimentation tank and the heating tank.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1217403A (en) * | 1997-10-13 | 1999-05-26 | 加科普里公司 | Process for recovering alkali and energy from black liquor containing silicate |
| CN103596665A (en) * | 2011-05-16 | 2014-02-19 | 膨胀能量有限责任公司 | System and method of carbon capture and sequestration, environmental remediation and metals recovery |
-
2021
- 2021-06-10 CN CN202110649345.XA patent/CN113233717A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1217403A (en) * | 1997-10-13 | 1999-05-26 | 加科普里公司 | Process for recovering alkali and energy from black liquor containing silicate |
| CN103596665A (en) * | 2011-05-16 | 2014-02-19 | 膨胀能量有限责任公司 | System and method of carbon capture and sequestration, environmental remediation and metals recovery |
Non-Patent Citations (3)
| Title |
|---|
| 肖钢等: "《大能源 二氧化碳》", 30 September 2015, 武汉大学出版社 * |
| 郭宇杰等: "《工业废水处理工程》", 31 October 2016, 华东理工大学出版社 * |
| 阮国洪: "《水与人类健康》", 30 July 2017, 中国医药科技出版社 * |
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Effective date of registration: 20220620 Address after: Teaching building 43, No.135, Yaguan Road, Haihe Education Park, Jinnan District, Tianjin Applicant after: Tianjin University Address before: 300050 1302, international building, No. 75, Nanjing Road, Heping District, Tianjin Applicant before: Ding Hongyu |
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Application publication date: 20210810 |