CN202849140U - Device for treating ship ballast water through electro-catalytic advanced oxidation treatment - Google Patents
Device for treating ship ballast water through electro-catalytic advanced oxidation treatment Download PDFInfo
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- CN202849140U CN202849140U CN 201220303140 CN201220303140U CN202849140U CN 202849140 U CN202849140 U CN 202849140U CN 201220303140 CN201220303140 CN 201220303140 CN 201220303140 U CN201220303140 U CN 201220303140U CN 202849140 U CN202849140 U CN 202849140U
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Abstract
The utility model discloses a device for treating ship ballast water through electro-catalytic advanced oxidation treatment, comprising a power source, a catalytic tank, and an electrode anode (201) and an electrode cathode (202) both mounted in the catalytic tank and connected with the power source, wherein the electrode anode (201) is made of an anode catalyst material, while the electrode cathode (202) is made of a cathode catalyst material. The electrodes in the catalytic tank generate strong oxidizing matters such as hydroxyl radicals so that the reaction activity is high, the reaction speed is high, no toxic and harmful reaction products are generated and no secondary pollution is caused on the environment; and the rate of decay of the strong oxidizing matters such as hydroxyl radicals is high; when the ballast water is unloaded, no extra neutral matter is needed to neutralize the oxidant; the voltage of the tank is between 0.5 and 20 V; and operation is carried out at low voltage so that the energy consumption is reduced, the energy source is saved and the low-carbon environmental protection requirement is met.
Description
Technical field
The utility model relates to the water treatment environmental technology field, especially a kind of device for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water.
Technical background
The Exotic pests invasive spread is regarded as four greatly one of threats that the ocean faces by world's environmental protection fund (GEF), and ballast water for ship is to cause the topmost route of transmission of pest invasion.Nearly 10,000,000,000 tons of the water ballast that annual global boats and ships carry, the ballast water capacity that 100,000 tons of freighters of a load-carrying carry reaches ten thousand tons of 5-6, and 1.1 hundred million of planktons are arranged in average every cubic metre of water ballast.Contain biological 3000-4000 kind in the water ballast of the whole world every day, survival dinoflagellate spore has 300,000,000 approximately in a water ballast tank, 22500/cm3 plant plankton spore is arranged in the settling of the bilge, confirm that up to the present it is water-borne by ballast for cruising that 500 kinds of living species are arranged approximately.These biologies are lived in by different way in the water ballast and with water ballast and are invaded new zone, uncontrollable " avalanche type " breeding will occur in case condition is suitable, the local biological food of their unbriddled plunders, and can cause harmful parasite and pathogenic agent big area rapidly to be propagated, even cause local species extinction.Because ordering about of scientific-technical progress and transportation of cargo hydroxyl Ji benefit, shipping sail speed is accelerated, and has promoted survival and the propagation of harmful adventive species, to the eubiosis and the residents ' health harm of water area of port.
The catastrophic effect that the Exotic pests invasion causes has caused global very big concern.The Environmental Protection Committee of International Maritime Organizaton (hereinafter to be referred as MEPC) has all attached great importance to the ballast for cruising water management since the 40th session in 1997.MEPC has set up water ballast working group, sets about formulating " ballast water for ship and throw out control and management international convention " draft.Held 47th environmental protection meeting in London IMO general headquarters in March, 2002, discusses the Ballast Management problem.Meeting has been reviewed about ballast water for ship and throw out being given the suggestiveness international convention draft text of management and supervision.Session has also convened the work group to carry out this work in a deep going way specially, has held IMO diplomacy conference, considers and adopts " ballast water for ship and throw out control and management international convention ".Held in IMO London general headquarters in February, 2004 " international Ballast Management conference ", passed through " Management of Ships ' Ballast Water and throw out control and management pact (draft) " in current conference.
Because the pest invasion that water ballast causes is the focal issue of a global concern, many scholars have carried out a large amount of exploratory study work, the treatment process of ballast water for ship mainly contains mechanical process, Physical and chemical method or above-mentioned three kinds of method combinations at present, International Maritime Organizaton (IMO) points out to administer the focal issue that the ballast water for ship pest invasion is a global concern, do not advocate different geographical and adopt different improvement systems to administer water ballast, its basic demand is: aboard ship process; Cost is desirable, and equipment is small and exquisite, convenient operation; Nearshore waters, ocean environment is not formed new pollution; Treatment facility and operational safety, reliable.Therefore, all there is the problem that can not satisfy above-mentioned condition in existing method.
Because the ship loading water ballast water yield is huge, from tens tphs to several kilotons per hour, and require the time of processing ballast short, and add the restriction of ocean environment and Sustainable Development of Marine Economy, the method (or medicament) of existing killing microorganisms can not meet the demands.
Summary of the invention
In order to solve the problems of the prior art, the purpose of this utility model provides that a kind of reactive behavior is high, speed of response soon, does not produce toxic reaction product, can not cause secondary pollution, save energy to environment, meet the device that is used for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water of the requirement of low-carbon environment-friendly.
For achieving the above object, the technique means of employing described in the utility model is: a kind of device for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water comprises power supply, catalysis groove, is installed in the electrode anode and the electrode cathode that are connected with power supply in the catalysis groove; Described electrode anode is selected anode catalysis material, and described electrode cathode is selected the cathode catalysis material.
Further, the bath voltage during described power work is arranged between the 0.5-20V.
Further, described electrode anode is made by titanium-base and the anode coating that is coated on the titanium-base, and described anode coating is a kind of the making in titanium, gold, platinum, tungsten, silver, ruthenium, iridium, tin, antimony, the rare earth; Described electrode cathode is made by titanium-base and the cathode that is coated on the titanium-base, and described cathode is a kind of the making in titanium, gold, tungsten, silver, aluminium, thallium, the rare earth.
Further, electrode anode and electrode cathode mounting arrangements mode are K-A-negative electrodes in the described catalysis groove, electrode anode and electrode cathode be arranged in parallel and two electrodes between spacing be 3-20mm, the terminal stud of electrode anode is all connected together, the terminal stud of electrode cathode is all connected together, and the wire of electrode anode is connected to the positive pole of power supply, the wire of electrode cathode is connected to the negative pole of power supply.
Further, electrode anode and electrode cathode mounting arrangements mode are the modes of negative electrode-target-anode in the described catalysis groove, electrode be arranged in parallel and two electrodes between spacing be 3-20mm, described target is the electrode that the two sides scribbles respectively anode catalysis material and cathode catalysis material, the terminal stud of electrode anode is connected to the positive pole of power supply, and the terminal stud of electrode cathode is connected to the negative pole of power supply.
The beneficial effects of the utility model are: produce the strong oxidizing property material such as hydroxyl radical free radical by electrode in the catalysis groove so that reactive behavior is high, speed of response is fast, do not produce toxic reaction product, can not cause secondary pollution to environment, and the strong oxidizing property material rates of decay such as hydroxyl radical free radical are fast, do not need to add in the extra neutrality material and oxygenant during the water ballast unloading; Bath voltage is between 0.5-20V, and low pressure operation reduces energy consumption, and save energy meets the requirement of low-carbon environment-friendly.
Description of drawings
Below in conjunction with accompanying drawing the technical solution of the utility model is described.
Fig. 1 is the utility model device electrocatalysis groove synoptic diagram;
Fig. 2 is the synoptic diagram that is arranged in parallel of the utility model device electrocatalysis groove;
Fig. 3 is the arranged in series synoptic diagram of the utility model device electrocatalysis groove.
Among the figure: 201, electrode anode, 202, electrode cathode, 203, anode coating, 204, cathode.
Embodiment
A kind of device for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water as shown in Figure 1 comprises power supply, catalysis groove, is installed in the electrode anode 201 and the electrode cathode 202 that are connected with power supply in the catalysis groove; Described electrode anode 201 is selected anode catalysis material, and described electrode cathode 202 is selected the cathode catalysis material.
Further, the bath voltage during described power work is arranged between the 0.5-20V, and electrode anode 201 and electrode cathode 202 produce the strong oxidizing property material simultaneously in the polar region, and negative electrode is not separated out the by product hydrogen with explosion risk.
Further, described electrode anode 201 is made by titanium-base and the anode coating 203 that is coated on the titanium-base, and described anode coating 203 is a kind of the making in titanium, gold, platinum, tungsten, silver, ruthenium, iridium, tin, antimony, the rare earth; Described electrode cathode 202 is made by titanium-base and the cathode 204 that is coated on the titanium-base, and described cathode 204 is a kind of the making in titanium, gold, tungsten, silver, aluminium, thallium, the rare earth.
Preferred two kinds of the mounting arrangements mode of the electrode in the catalysis groove:
As shown in Figure 2, electrode anode 201 and electrode cathode 202 in the catalysis groove are arranged according to the mode of K-A-negative electrode, electrode anode 201 and electrode cathode 202 be arranged in parallel and two electrodes between spacing be 3-20mm, the terminal stud of electrode anode 201 is all connected together, the terminal stud of electrode cathode 202 is all connected together, and the wire of electrode anode 201 is connected to the positive pole of power supply, the wire of electrode cathode 202 is connected to the negative pole of power supply.
As shown in Figure 3, electrode anode 201 in the catalysis groove and electrode cathode 202 are arranged in the electrocatalysis groove according to the mode of negative electrode-target-anode, electrode be arranged in parallel and two electrodes between spacing be 3-20mm, wherein target is the titanium-base that the two sides scribbles respectively anode coating 203 and cathode 204, the terminal stud of electrode anode 201 is connected to the positive pole of power supply, and the terminal stud of electrode cathode 202 is connected to the negative pole of power supply.
Special semi-conductor catalysis electrode produces " hole " effect under the effect of electric field, be that special semi-conductor catalysis electrode is when being in the electric field of some strength, its valence band electrons is crossed the forbidden band and is entered conduction band, form electricity in valence band simultaneously and swash the hole, there is the ability of very strong trapped electron in the hole, the OH-that has a large amount of ionic conditions in water, in the electrocatalysis oxidation reaction that occurs in water, OH-loses the OH that electronics generates strong oxidizing property.
Electrocatalytic reaction in the described water body mainly is:
Anode surface: H
2O+h
+→ OH-Cat+H
+(I)
OH-+h
+→·OH-Cat ············（Ⅱ）
Cathode surface: O
2+ e
-→ O
2 -(III)
H
2O+O
2 -→·OOH+OH
- ············（Ⅳ）
Superoxide radical and water reaction produce hydrogen peroxide and hydroxide ion
·OOH+H
2O+e
-→H
2O
2+OH
-··········（Ⅴ）
Hydrogen peroxide continues reaction
H
2O
2+e
-→·OH+OH
-·············（Ⅵ）
In containing the water body of chlorion, continue reaction
Cl
-+·OH→ClO
-+H
+···········（Ⅶ）
The main component of the plankton in the ballast water for ship, bacterium, vibrios and spore etc. is: carbohydrate, lipid, protein, nucleic acid and the enzyme etc. that the biochemical reaction in the organism is played catalysis and regulating effect, the biological processes such as the lipid peroxidation of microorganism, amino-acid oxidase decompose in hydroxyl radical free radical and the water ballast, protein conformation changes, the oxidation of DNA and cytopigment decolouring; Oxidizing substance OH, OOH, H that catalyzed reaction produces
2O
2, ClO
-, be microorganism to be carried out oxidation make its inactivation and dead effective constituent.
Produce the strong oxidizing property material such as hydroxyl radical free radical by electrode in the catalysis groove so that reactive behavior is high, speed of response is fast, do not produce toxic reaction product, can not cause secondary pollution to environment, and the strong oxidizing property material rates of decay such as hydroxyl radical free radical are fast, do not need to add in the extra neutrality material and oxygenant during the water ballast unloading; Bath voltage is between 0.5-20V, and low pressure operation reduces energy consumption, and save energy meets the requirement of low-carbon environment-friendly.
Claims (5)
1. a device that is used for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water is characterized in that: comprise power supply, catalysis groove, be installed in the electrode anode (201) and the electrode cathode (202) that are connected with power supply in the catalysis groove; Described electrode anode (201) is selected anode catalysis material, and described electrode cathode (202) is selected the cathode catalysis material.
2. the device for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water according to claim 1, it is characterized in that: the bath voltage during described power work is arranged between the 0.5-20V.
3. the device for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water according to claim 1, it is characterized in that: described electrode anode (201) is made by titanium-base and the anode coating (203) that is coated on the titanium-base, and described anode coating (203) is a kind of the making in titanium, gold, platinum, tungsten, silver, ruthenium, iridium, tin, antimony, the rare earth; Described electrode cathode (202) is made by titanium-base and the cathode (204) that is coated on the titanium-base, and described cathode (204) is a kind of the making in titanium, gold, tungsten, silver, aluminium, thallium, the rare earth.
4. the device for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water according to claim 1, it is characterized in that: electrode anode (201) and electrode cathode (202) in the catalysis groove are arranged according to the mode of K-A-negative electrode, electrode anode (201) and electrode cathode (202) be arranged in parallel and two electrodes between spacing be 3-20mm, the terminal stud of electrode anode (201) is all connected together, the terminal stud of electrode cathode (202) is all connected together, and the wire of electrode anode (201) is connected to the positive pole of power supply, the wire of electrode cathode (202) is connected to the negative pole of power supply.
5. the device for electrocatalysis high-grade oxidized Treatment of Ships'Ballast Water according to claim 1, it is characterized in that: the electrode anode (201) in the catalysis groove and electrode cathode (202) are arranged in the catalysis groove according to the mode of negative electrode-target-anode, electrode be arranged in parallel and two electrodes between spacing be 3-20mm, described target is the electrode that the two sides scribbles respectively anode catalysis material and cathode catalysis material, the terminal stud of electrode anode (201) is connected to the positive pole of power supply, and the terminal stud of electrode cathode (202) is connected to the negative pole of power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220303140 CN202849140U (en) | 2012-06-27 | 2012-06-27 | Device for treating ship ballast water through electro-catalytic advanced oxidation treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220303140 CN202849140U (en) | 2012-06-27 | 2012-06-27 | Device for treating ship ballast water through electro-catalytic advanced oxidation treatment |
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|---|---|
| CN202849140U true CN202849140U (en) | 2013-04-03 |
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| CN 201220303140 Expired - Lifetime CN202849140U (en) | 2012-06-27 | 2012-06-27 | Device for treating ship ballast water through electro-catalytic advanced oxidation treatment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507940A (en) * | 2013-09-12 | 2014-01-15 | 南通明德重工有限公司 | Bulk cargo ship with EP sign |
| CN105130074A (en) * | 2015-09-29 | 2015-12-09 | 哈尔滨工业大学（威海） | Electro-catalysis /ultraviolet composite ship ballast water treatment method and equipment |
| CN105231764A (en) * | 2015-11-12 | 2016-01-13 | 中装环境科技（天津）有限公司 | Tea leaf purifier |
| CN108264134A (en) * | 2018-01-25 | 2018-07-10 | 石家庄市源生园环保有限公司 | A kind of high-COD waste water electrolysis electrode with high salt and electrolytic oxidation process method |
-
2012
- 2012-06-27 CN CN 201220303140 patent/CN202849140U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507940A (en) * | 2013-09-12 | 2014-01-15 | 南通明德重工有限公司 | Bulk cargo ship with EP sign |
| CN105130074A (en) * | 2015-09-29 | 2015-12-09 | 哈尔滨工业大学（威海） | Electro-catalysis /ultraviolet composite ship ballast water treatment method and equipment |
| CN105231764A (en) * | 2015-11-12 | 2016-01-13 | 中装环境科技（天津）有限公司 | Tea leaf purifier |
| CN108264134A (en) * | 2018-01-25 | 2018-07-10 | 石家庄市源生园环保有限公司 | A kind of high-COD waste water electrolysis electrode with high salt and electrolytic oxidation process method |
| CN108264134B (en) * | 2018-01-25 | 2020-09-11 | 石家庄市源生园环保有限公司 | High-salt high-COD wastewater electrolytic electrode and electrolytic oxidation treatment method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 266101 No. 32, No. six road, Keyuan yuan, Laoshan District, Qingdao, Shandong. Patentee after: Heideway Technology Group (Qingdao) Co.,Ltd. Address before: 266101 Shandong Province, Qingdao city Laoshan District of Zhuzhou Road No. 177 Whitby industrial city A District 5 Building 4 layer Patentee before: QINGDAO HEADWAY TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |