CN202576053U - Seawater electrolysis antifouling device for large seawater cooling system - Google Patents
Seawater electrolysis antifouling device for large seawater cooling system Download PDFInfo
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- CN202576053U CN202576053U CN 201220135340 CN201220135340U CN202576053U CN 202576053 U CN202576053 U CN 202576053U CN 201220135340 CN201220135340 CN 201220135340 CN 201220135340 U CN201220135340 U CN 201220135340U CN 202576053 U CN202576053 U CN 202576053U
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- seawater
- cooling system
- pump
- antifouling device
- electrolyzer
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Abstract
The utility model relates to a seawater electrolysis antifouling device and belongs to the technical field of a structure of the seawater electrolysis antifouling device. The seawater electrolysis antifouling device is characterized in that a seawater boosting pump (1) for conveying cooling seawater and a cooling water pump (8) of a cooling system are connected into the seawater respectively; one end of the seawater boosting pump (1) is connected to the seawater, and the other end of the seawater boosting pump (1) is communicated to an electrolysis tank (3) through a disc filter (2); the output of the electrolysis tank (3) is connected to a liquid storage tank (5) with a dehydrogenating fan (6); and the liquid storage tank (5) is communicated to a water getting hole in the cooling water pump (8) of the cooling system in the seawater. According to the seawater electrolysis antifouling device, chloride in the natural seawater is utilized and the seawater is electrolyzed by using a special electrode to generate effective hydrogen, and marine organisms and spores and larvae of the marine organisms can be stunned or killed by the effective hydrogen so as to achieve the purpose of preventing attached growth of the marine organisms in a pipeline and a cooling water system. The seawater electrolysis antifouling device is suitable for power plants, nuclear plants, chemical plants and ships and the like adopting the seawater as cooling water along the coast.
Description
Technical field
The utility model relates to a kind of electrolysis antifouling device that is used for large-scale salt water cooling system, belongs to electrolysis antifouling apparatus structure technical field.
Background technology
In the modern thermal power plant, for per 1000 megawatts capacity, need to use the water coolant of about 30 cubes of meter per seconds, Nuclear power plants then needs the water coolant of 45 cubes of meter per seconds.If use seawater as water coolant, the organism that contains in the seawater can cause water-in, pipeline, condenser to form a large amount of dirts, and can form microbial fouling at condenser piping and heat-exchanger surface.These biofoulings can cause physical abuse or reduce heat exchanger effectiveness, and this is very high for the power industry cost.At Nuclear power plants, biofouling can influence the normal operation of cooling loop, even influences power plant safety.
Tradition anti-fouling method and shortcoming: the liquid chlorine good antifouling effect, but have potential safety hazard in its transportation, storage and the operating process; Use other chemical toxicant to comprise ozone, mantoquita, bromine, hydrogen peroxide, expense that 3-RH-893 and propenal produce and the biological antifouling used Youxiaolin of pressure ratio that environment is caused are high; Heating means can be used for killing the biology that causes the shell dirt; But need special chilled(cooling) water return (CWR) design; This design need provide the recycling of land import, and offshore import reverse flow, and this this method is invalid for glutinous mud or auxiliary cooling system in the condenser piping.
Summary of the invention
The purpose of the utility model is to solve the weak point that above-mentioned prior art exists, and a kind of reasonable in design, easy-to-operate, with low cost, Environmental Safety is provided, the electrolysis antifouling device that is used for large-scale salt water cooling system of good antifouling effect.
For realizing above-mentioned purpose, the technical scheme that the utility model adopts is following:
The structural principle of the utility model is following
General seawater component comprises: 18980 mg/litre cl ionss and 10561 mg/litre sodium ions.The following electrochemical reaction of main generation in aseptate electrolyzer:
A kind of electrolysis antifouling device that is used for large-scale salt water cooling system; Special character is to have access to respectively in the seawater and is used to carry the sea water booster pump 1 of refrigerated sea water and the cooling-water pump 8 of cooling system; One termination of said sea water booster pump 1 is gone into seawater; The other end is communicated to by rectifier transformer 4 via disc filter 2 galvanic electrolyzer 3 is provided; Be connected to the container for storing liquid 5 that a side has dehydrogenation blower fan 6 by electrolyzer 3 outputs, container for storing liquid 5 is communicated to the intake of the cooling-water pump 8 of cooling system in the seawater via dosing pump;
The pickling tank 9 and acid picking pump 10 of the calcium magne-scale that is used for removing electrolyzer 3 are installed on the pipeline between said disc filter 2 and the container for storing liquid 5;
The acid solution that also being connected with the discharging that is used for neutralizing on the said pickling tank 9 and the neutralization tank that cleans pickling tank 9 11 with pump 12;
Said electrolyzer 3 provides direct current by connected rectifier transformer 4;
The bottom of said cooling-water pump 8 is connected with and is used for the filtering dirty grid 13 that blocks;
Said electrolyzer 3 is composed in series by single groove, and the anode of electrolyzer 3 is the titanium-base that is coated with platinum, iridium, ruthenium composite layer, and the negative electrode of electrolyzer 3 is the titanium-base that is coated with the nickel alloy material layer;
Said dosing pump comprises the continuous dosing pump 7-1 and impact dosing pump 7-2 that is connected in parallel.
A kind of electrolysis antifouling device that is used for large-scale salt water cooling system of the utility model; Utilize the muriate that contains in the natural sea-water; Produce available chlorine with special electrolysis seawater; Available chlorine can hit dizzy or kill the spore and the larva of marine life and marine life, thereby reaches the purpose that prevents apposition growth marine life in pipeline and the cooling water system.This method is applicable to power plant, Nuclear power plants, chemical plant and the boats and ships etc. of coastal employing seawater as water coolant.
Description of drawings
Fig. 1: a kind of electrolysis antifouling apparatus structure synoptic diagram that is used for large-scale salt water cooling system of the utility model;
Electrolyzer in the drawings, 1, sea water booster pump, 2, disc filter, 3; 4, rectifier transformer, 5, container for storing liquid, 6, the dehydrogenation blower fan, 7-1, continuous dosing pump; 7-2, impact dosing pump, 8, cooling-water pump, 9, pickling tank, 10, acid picking pump; 11, neutralization tank, 12, in and pump, 13, block dirty grid.
Embodiment
Following with reference to accompanying drawing, provide the embodiment of the utility model, be used for the formation of the utility model is further specified.
Embodiment 1
A kind of electrolysis antifouling device that is used for large-scale salt water cooling system of present embodiment is with reference to figure 1; Have access to respectively in the seawater and be used to carry the sea water booster pump 1 of refrigerated sea water and the cooling-water pump 8 of cooling system; One termination of said sea water booster pump 1 is gone into seawater; The other end is communicated to by rectifier transformer 4 via disc filter 2 galvanic electrolyzer 3 is provided; Be connected to the container for storing liquid 5 that a side has dehydrogenation blower fan 6 by electrolyzer 3 outputs, container for storing liquid 5 is communicated to the intake of the cooling-water pump 8 of cooling system in the seawater via dosing pump; The pickling tank 9 and acid picking pump 10 of the calcium magne-scale that is used for removing electrolyzer 3 are installed on the pipeline between said disc filter 2 and the container for storing liquid 5; The acid solution that also being connected with the discharging that is used for neutralizing on the said pickling tank 9 and the neutralization tank that cleans pickling tank 9 11 with pump 12; Said electrolyzer 3 provides direct current by connected rectifier transformer 4; The bottom of said cooling-water pump 8 is connected with and is used for the filtering dirty grid 13 that blocks; Said electrolyzer 3 is composed in series by single groove, and the anode of electrolyzer 3 is the titanium-base that is coated with platinum, iridium, ruthenium composite layer, and the negative electrode of electrolyzer 3 is the titanium-base that is coated with the nickel alloy material layer; Said dosing pump comprises the continuous dosing pump 7-1 and impact dosing pump 7-2 that is connected in parallel.
The working process of the utility model is following:
At first from water coolant, take out a part of seawater by sea water booster pump 1; Get in the electrolyzer 3 via disc filter 2; Seawater after electrolysis gets in the container for storing liquid 5, and the hydrogen that electrolysis produces enters atmosphere through 6 dilutions of dehydrogenation blower fan in container for storing liquid, and the seawater that contains mass efficient chlorine joins water intaking place of cooling-water pump 8 through continuous dosing pump 7-1 and impact dosing pump 7-2; Get into seawater pipeline with sea water mixing dilution back, via cooling-water pump 8 seawater is sent into cooling system through blocking dirty grid 13.
Electrolyzer is composed in series by single groove, and anode is the key part of electrolyzer, coats matrix materials such as platinum, iridium, ruthenium as substrate with titanium, possesses lower chlorine evolution potential and higher oxygen evolution potential, and has higher physical strength and resistance to corrosion seawater; Cathode material is coated with the alloy material of nickel with titanium as substrate, has the corrosion of lower hydrogen-evolution overpotential and acid and alkali-resistance, sodium-chlor etc.
Dosing pump adopts continuous dosing and impacts the method that dosing combines, and continuous dosing concentration is 1mg/L, and the impact adding consistency is 3mg/L, and more effective hitting killed various biologies.
The foregoing description of the utility model only be for explain clearly that the utility model does for example; And be not to be the qualification to the embodiment of the utility model; Those of ordinary skill for affiliated field; On the basis of above-mentioned explanation, can also make other multi-form variation or change; Here can't give exhaustively to all embodiments, conspicuous variation that every technical scheme that belongs to the utility model is extended out or change still are in the row of protection domain of the utility model.
Claims (7)
1. electrolysis antifouling device that is used for large-scale salt water cooling system; Be characterised in that and have access to the sea water booster pump (1) that is used to carry refrigerated sea water and the cooling-water pump (8) of cooling system in the seawater respectively; One termination of said sea water booster pump (1) is gone into seawater; The other end is communicated to electrolyzer (3) via disc filter (2); Be connected to the container for storing liquid (5) that a side has dehydrogenation blower fan (6) by electrolyzer (3) output, container for storing liquid (5) is communicated to the intake of the cooling-water pump (8) of cooling system in the seawater via dosing pump.
2. a kind of according to claim 1 electrolysis antifouling device that is used for large-scale salt water cooling system is characterized in that being equipped with on the pipeline between said disc filter (2) and the container for storing liquid (5) pickling tank (9) and the acid picking pump (10) of the calcium magne-scale that is used for removing electrolyzer (3).
3. like the said a kind of electrolysis antifouling device that is used for large-scale salt water cooling system of claim 2, it is characterized in that also being connected with on the said pickling tank (9) and be used for neutralizing the acid solution and the neutralization tank (11) and and the pump (12) that clean pickling tank (9) of discharging.
4. a kind of according to claim 1 electrolysis antifouling device that is used for large-scale salt water cooling system is characterized in that said electrolyzer (3) provides direct current by connected rectifier transformer (4).
5. a kind of according to claim 1 electrolysis antifouling device that is used for large-scale salt water cooling system, the bottom that it is characterized in that said cooling-water pump (8) is connected with and is used for the filtering dirty grid (13) that blocks.
6. a kind of according to claim 1 electrolysis antifouling device that is used for large-scale salt water cooling system; It is characterized in that said electrolyzer (3) is composed in series by single groove; The anode of electrolyzer (3) is the titanium-base that is coated with platinum, iridium, ruthenium composite layer, and the negative electrode of electrolyzer (3) is the titanium-base that is coated with the nickel alloy material layer.
7. a kind of according to claim 1 electrolysis antifouling device that is used for large-scale salt water cooling system is characterized in that said dosing pump comprises the continuous dosing pump (7-1) that is connected in parallel and impacts dosing pump (7-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220135340 CN202576053U (en) | 2012-04-01 | 2012-04-01 | Seawater electrolysis antifouling device for large seawater cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220135340 CN202576053U (en) | 2012-04-01 | 2012-04-01 | Seawater electrolysis antifouling device for large seawater cooling system |
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| CN202576053U true CN202576053U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220135340 Expired - Fee Related CN202576053U (en) | 2012-04-01 | 2012-04-01 | Seawater electrolysis antifouling device for large seawater cooling system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106163994A (en) * | 2014-03-03 | 2016-11-23 | 中国电力株式会社 | Electrolyte supply device and electrolyte supply method |
| CN106477693A (en) * | 2016-12-07 | 2017-03-08 | 中国能源建设集团广东省电力设计研究院有限公司 | Thermal power plant desalinization water intake system and its control method |
| CN109354269A (en) * | 2018-10-17 | 2019-02-19 | 中国船舶重工集团公司第七〇九研究所 | The safety of water source prevention and control device for floating nuclear power plant |
| CN110513233A (en) * | 2019-08-30 | 2019-11-29 | 哈动国家水力发电设备工程技术研究中心有限公司 | A kind of seawater pump turbine unit and its technology pipeline electrolysis anti-soil system and method |
| CN111392830A (en) * | 2020-04-01 | 2020-07-10 | 青岛双瑞海洋环境工程股份有限公司 | Integrated refinery seawater cooling system |
| CN114959745A (en) * | 2022-07-08 | 2022-08-30 | 上海外高桥造船有限公司 | FPSO prevents marine organism system |
-
2012
- 2012-04-01 CN CN 201220135340 patent/CN202576053U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106163994A (en) * | 2014-03-03 | 2016-11-23 | 中国电力株式会社 | Electrolyte supply device and electrolyte supply method |
| EP3115341A4 (en) * | 2014-03-03 | 2017-02-22 | The Chugoku Electric Power Co., Inc. | Apparatus for supplying electrolytically treated liquid and method for supplying electrolytically treated liquid |
| CN106477693A (en) * | 2016-12-07 | 2017-03-08 | 中国能源建设集团广东省电力设计研究院有限公司 | Thermal power plant desalinization water intake system and its control method |
| CN106477693B (en) * | 2016-12-07 | 2019-07-30 | 中国能源建设集团广东省电力设计研究院有限公司 | Thermal power plant sea water desalination water intake system and its control method |
| CN109354269A (en) * | 2018-10-17 | 2019-02-19 | 中国船舶重工集团公司第七〇九研究所 | The safety of water source prevention and control device for floating nuclear power plant |
| CN110513233A (en) * | 2019-08-30 | 2019-11-29 | 哈动国家水力发电设备工程技术研究中心有限公司 | A kind of seawater pump turbine unit and its technology pipeline electrolysis anti-soil system and method |
| CN111392830A (en) * | 2020-04-01 | 2020-07-10 | 青岛双瑞海洋环境工程股份有限公司 | Integrated refinery seawater cooling system |
| CN114959745A (en) * | 2022-07-08 | 2022-08-30 | 上海外高桥造船有限公司 | FPSO prevents marine organism system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20150401 |
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| EXPY | Termination of patent right or utility model |