CN107445262A - A kind of hypochlorous acid collection processing system implementing and its processing procedure - Google Patents
A kind of hypochlorous acid collection processing system implementing and its processing procedure Download PDFInfo
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- CN107445262A CN107445262A CN201710756758.1A CN201710756758A CN107445262A CN 107445262 A CN107445262 A CN 107445262A CN 201710756758 A CN201710756758 A CN 201710756758A CN 107445262 A CN107445262 A CN 107445262A
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- water
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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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a kind of hypochlorous acid collection processing system implementing, the system includes intermediate receptacle, ballast water treatment plant, ballast tank, first Sea Chest and the second Sea Chest, first Sea Chest and the second Sea Chest are connected with the first water inlet pipe and the second water inlet pipe respectively, first water inlet pipe and the second water inlet pipe converge to be responsible for into water, ballast pump is provided with water inlet supervisor, the water delivery end of water inlet supervisor is connected with the first branch pipe and the second branch pipe respectively, first branch pipe is connected with ballast tank, second branch pipe is connected with ballast water treatment plant, the first water-supply-pipe and the second water-supply-pipe are respectively equipped with ballast water treatment plant, the other end of first water-supply-pipe is connected with ballast tank, the other end of second water-supply-pipe is connected with intermediate receptacle, first water-supply-pipe is provided with the first control valve, second water-supply-pipe is provided with the second control valve；Intermediate receptacle is provided with water rate control loop.The present invention saves cost and cabin space, is widely portable to the Large ocean going vessels that need to meet IMO compressive effects.
Description
Technical field
The invention belongs to shipbuilding technical field, and in particular to a kind of hypochlorous acid collection processing system implementing and its processing
Process.
Background technology
After IMO compressive effects come into force, Large ocean going vessels, which must install ballast water treatment plant, could meet new ring
Guaranteed request, this just and ship on original apparatus for preventing marine organisms functionally formed it is overlapping.Being designed as at this stage：Ballast water treatment
Device（Ballast injection stage works）+ apparatus for preventing marine organisms（Continuous firing）Combination.Both principles are essentially identical, anti-marine growth
Device chemical agent growing amount is far below ballast water treatment plant.
The combination of original ballast water treatment plant+apparatus for preventing marine organisms has the following disadvantages：
1st, ordering cost Fang Ang, amount of redundancy is big, causes to waste；
2nd, valuable cabin space is taken, is unfavorable for Arrangement of Engine-room；
3rd, equipment hoisting workload increase；
4th, rigging up and debugging difficulty and workload increase.
The content of the invention
For problems of the prior art, the present invention provides a kind of hypochlorous acid collection processing system implementing and its treated
Journey, because ballast water treatment plant sodium hypochlorite growing amount is much larger than apparatus for preventing marine organisms, the day of apparatus for preventing marine organisms can be covered
Often need, therefore cancel apparatus for preventing marine organisms, be combined using ballast water treatment plant with intermediate receptacle.
To achieve the above object, the present invention uses following technical scheme：
A kind of hypochlorous acid collection processing system implementing, the system include intermediate receptacle, ballast water treatment plant, ballast tank, the first sea
Bottom door and the second Sea Chest, first Sea Chest and the second Sea Chest are connected with the first water inlet pipe and the second water inlet pipe respectively,
First water inlet pipe and the second water inlet pipe converge to be responsible for into water, and ballast pump, water inlet master are provided with the water inlet supervisor
The water delivery end of pipe is connected with the first branch pipe and the second branch pipe respectively, and first branch pipe is connected with ballast tank, the second branch pipe with
Ballast water treatment plant is connected, and is respectively equipped with the first water-supply-pipe and the second water-supply-pipe on the ballast water treatment plant, and described
The other end of one water-supply-pipe is connected with ballast tank, and the other end of the second water-supply-pipe is connected with intermediate receptacle, on the first water-supply-pipe
Provided with the first control valve, the second water-supply-pipe is provided with the second control valve；The intermediate receptacle is provided with water rate control loop, middle
Container is provided with the 3rd water-supply-pipe, and liquor natrii hypochloritis's delivery pump and the 3rd control are sequentially provided with the 3rd water-supply-pipe
Valve, the water side of the 3rd water-supply-pipe are connected with the second Sea Chest.
Glass lined bed course, plastic coatings of polyethylene and carbon steel layer are sequentially provided with the inwall of the intermediate receptacle.
Electrolysis unit is provided with the ballast water treatment plant, seawater produces hypochlorous acid through electrolysis in ballast water treatment plant
The process of solution is：Sodium chloride in seawater reacts under electrolysis conditions with water, generates sodium hypochlorite, and reaction equation is as follows：
NaCl+H2O+2e→NaClO+H2；Sodium hypochlorite ionizes in water, generates hypochlorite and sodium ion, reaction equation are as follows：NaClO
↔ Na++OCl-, hypochlorite hydrolysis generation hypochlorous acid, OCl-+H2O↔HClO+OH-。
The water rate control loop includes return pipe, and one end of the return pipe is connected with the 3rd water-supply-pipe, the backwater
The other end of pipe is connected with the water return outlet of intermediate receptacle, and the phase contact of the return pipe and the 3rd water-supply-pipe is located at water-delivery pump and
Between three control valves, be provided with the 4th control valve on the return pipe, the 3rd control valve and the 4th control valve with control
Device is connected.
A kind of processing procedure of hypochlorous acid collection processing system implementing, comprises the following steps：
Step 1, seawater enters water inlet by the first water inlet pipe and the second water inlet pipe respectively and is responsible for, after ballast pump, seawater
Entered respectively by the first branch pipe and the second branch pipe in ballast tank and ballast water treatment plant；
Step 2, the seawater electrolysis generation liquor natrii hypochloritis in ballast water treatment plant, liquor natrii hypochloritis pass through first respectively
Water-supply-pipe and the second water-supply-pipe enter in ballast tank and intermediate receptacle, and sodium hypochlorite ionizes in water in intermediate receptacle, generation
Hypochlorite and sodium ion, hypochlorite hydrolysis produce hypochlorous acid；
Step 3, the normal/cruise stage, ballast water treatment plant with the hypochlorite solution in intermediate receptacle without using passing through the 3rd
Water-supply-pipe, and pass sequentially through liquor natrii hypochloritis's delivery pump and the 3rd control valve enters the second Sea Chest, kill sea for refrigerated sea water
Biology uses；In the ballast water stage, intermediate receptacle and ballast water treatment plant work respectively, supply refrigerated sea water and ballast respectively
Seawater kills marine growth use；
According to different operating modes, sea water pump accordingly starts；Central station of floating dock is anti-by electric signal by electric signal transmission to controller, controller
The 3rd control valve is fed to, and then the aperture of controller the 3rd control valve of control, liquor natrii hypochloritis are defeated via liquor natrii hypochloritis
Pump is sent to be delivered to the second Sea Chest, if liquor natrii hypochloritis's demand is less than the output quantity of liquor natrii hypochloritis's delivery pump, control
Electric signal is fed back to the 4th control valve by device, and the 4th control valve starts, and forms water rate control loop, unnecessary liquor natrii hypochloritis
Circulating reflux is to intermediate receptacle.
Compared with prior art, the invention has the advantages that：
1. eliminating apparatus for preventing marine organisms, cost is saved.
2. saving cabin space, installation and debugging workload is reduced.
3. saving hanging device workload, the Large ocean going vessels that need to meet IMO compressive effects are widely portable to.
Brief description of the drawings
Fig. 1 is a kind of structural representation of hypochlorous acid collection processing system implementing of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, but is not limited the scope of the invention with this.
As shown in figure 1, the present embodiment hypochlorous acid collection processing system implementing, the system includes intermediate receptacle 1, ballast water treatment fills
Put 2, ballast tank 3, the first Sea Chest 4 and the second Sea Chest 5, the Sea Chest 5 of the first Sea Chest 4 and second is respectively with first
Water inlet pipe 41 is connected with the second water inlet pipe 51, and the water inlet pipe 51 of the first water inlet pipe 41 and second is converged into water supervisor 6, in institute
To state into water supervisor 6 and be provided with ballast pump 7, the water delivery end of water inlet supervisor 6 is connected with the first branch pipe 61 and the second branch pipe 62 respectively,
First branch pipe 61 is connected with ballast tank 3, and the second branch pipe 62 is connected with ballast water treatment plant 2, the ballast water treatment
The first water-supply-pipe 21 and the second water-supply-pipe 22, the other end and the ballast tank 3 of first water-supply-pipe 21 are respectively equipped with device 2
It is connected, the other end of the second water-supply-pipe 22 is connected with intermediate receptacle 1, and the first water-supply-pipe 21 is provided with the first control valve 23, and second
Water-supply-pipe 22 is provided with the second control valve 24；The intermediate receptacle 1 is provided with water rate control loop, and intermediate receptacle 1 is provided with the
Three water-supply-pipes 25, the control valve 26 of liquor natrii hypochloritis's delivery pump 8 and the 3rd is sequentially provided with the 3rd water-supply-pipe 25, it is described
The water side of 3rd water-supply-pipe 25 is connected with the second Sea Chest 5.
Preferably, be sequentially provided with the inwall of the present embodiment intermediate receptacle 1 glass lined bed course, plastic coatings of polyethylene,
And carbon steel layer.
As further preferred, electrolysis unit, ballast water treatment plant 2 are provided with the present embodiment ballast water treatment plant 2
Middle seawater through electrolysis produce hypochlorite solution process be：Sodium chloride in seawater reacts under electrolysis conditions with water, raw
It is as follows into sodium hypochlorite, reaction equation：NaCl+H2O+2e→NaClO+H2；Sodium hypochlorite ionizes in water, generation hypochlorite and
Sodium ion, reaction equation are as follows：NaClO↔ Na++OCl-, hypochlorite hydrolysis generation hypochlorous acid, OCl-+H2O↔HClO+OH-。
As still more preferably, the present embodiment water rate control loop includes return pipe 9, one end of the return pipe 9 with
3rd water-supply-pipe 25 is connected, and the other end of the return pipe 9 is connected with the water return outlet of intermediate receptacle 1, the return pipe 9 and the 3rd
The phase contact of water-supply-pipe 25 is located between the control valve 26 of water-delivery pump 8 and the 3rd, and the 4th control valve is provided with the return pipe 9
27, the 3rd control valve 26 and the 4th control valve 27 are connected with controller 10.
The processing procedure of the present embodiment hypochlorous acid collection processing system implementing, comprises the following steps：
Step 1, seawater enters water inlet supervisor 6 by the first water inlet pipe 41 and the second water inlet pipe 51 respectively, via ballast pump 7
Afterwards, seawater is entered in ballast tank 3 and ballast water treatment plant 2 by the first branch pipe 61 and the second branch pipe 62 respectively；
Step 2, the seawater electrolysis generation liquor natrii hypochloritis in ballast water treatment plant 2, liquor natrii hypochloritis is respectively by the
One water-supply-pipe 21 and the second water-supply-pipe 22 enter in ballast tank 3 and intermediate receptacle 1, and sodium hypochlorite is in water in intermediate receptacle 1
Ionization, hypochlorite and sodium ion are generated, hypochlorite hydrolysis produces hypochlorous acid, and hypochlorous acid is penetrated in bacterium by cell membrane
Portion, its enzyme system is destroyed, so that marine growth is lethal；There is ballast water in ballast tank 3, when the high liquor natrii hypochloritis's note of concentration
Enter ballast tank, will be diluted.Liquor natrii hypochloritis injects intermediate receptacle and is saved on demand, is delivered to seabed when needed
Door；
Step 3, the normal/cruise stage, ballast water treatment plant 2 with the hypochlorite solution in intermediate receptacle 1 without using passing through
Three water-supply-pipes 25, and pass sequentially through the control valve 26 of liquor natrii hypochloritis's delivery pump 8 and the 3rd and enter the second Sea Chest 5, cooling is but
Seawater kills marine growth use；In the ballast water stage, intermediate receptacle 1 and ballast water treatment plant 2 work respectively, respectively supply cooling
Seawater and ballast seawater kill marine growth and used, and the use of ballast water treatment plant are centre after the sodium hypochlorite in intermediate receptacle is finished
Container is full of liquor natrii hypochloritis, and the amount of intermediate receptacle is determined according to whole voyage sodium hypochlorite consumption, and a voyage only needs
To intermediate receptacle supplement liquor natrii hypochloritis once；
According to different operating modes, sea water pump accordingly starts；Central station of floating dock is by electric signal transmission to controller 10, and controller 10 is by telecommunications
The 3rd control valve 26 number is fed back to, and then controller 10 controls the aperture of the 3rd control valve 26, liquor natrii hypochloritis is via secondary chlorine
Acid sodium solution delivery pump 8 is delivered to the second Sea Chest 5, if liquor natrii hypochloritis's demand is less than liquor natrii hypochloritis's delivery pump 8
Output quantity, electric signal feeds back to the 4th control valve 27 by controller 10, and the 4th control valve 27 starts, and forms water rate control and returns
Road, unnecessary liquor natrii hypochloritis's circulating reflux to intermediate receptacle 1.
In the present embodiment, the volume of intermediate receptacle is not less than the hypochlorous acid consumption required for whole ship voyage.
Claims (5)
1. a kind of hypochlorous acid collection processing system implementing, it is characterised in that the system includes intermediate receptacle（1）, ballast water treatment plant
（2）, ballast tank（3）, the first Sea Chest（4）With the second Sea Chest（5）, first Sea Chest（4）With the second Sea Chest（5）
Respectively with the first water inlet pipe（41）With the second water inlet pipe（51）It is connected, first water inlet pipe（41）With the second water inlet pipe（51）Converge
It is bonded into water and is responsible for（6）, in the water inlet supervisor（6）It is provided with ballast pump（7）, water inlet supervisor（6）Water delivery end respectively with
First branch pipe（61）With the second branch pipe（62）It is connected, first branch pipe（61）With ballast tank（3）It is connected, the second branch pipe（62）
With ballast water treatment plant（2）It is connected, the ballast water treatment plant（2）On be respectively equipped with the first water-supply-pipe（21）It is defeated with second
Water pipe（22）, first water-supply-pipe（21）The other end and ballast tank（3）It is connected, the second water-supply-pipe（22）The other end with
Intermediate receptacle（1）It is connected, the first water-supply-pipe（21）It is provided with the first control valve（23）, the second water-supply-pipe（22）It is provided with the second control
Valve processed（24）；The intermediate receptacle（1）It is provided with water rate control loop, intermediate receptacle（1）It is provided with the 3rd water-supply-pipe（25）,
3rd water-supply-pipe（25）On be sequentially provided with liquor natrii hypochloritis's delivery pump（8）With the 3rd control valve（26）, the described 3rd is defeated
Water pipe（25）Water side and the second Sea Chest（5）It is connected.
2. hypochlorous acid collection processing system implementing according to claim 1, it is characterised in that the intermediate receptacle（1）Inwall
On be sequentially provided with glass lined bed course, plastic coatings of polyethylene and carbon steel layer.
3. hypochlorous acid collection processing system implementing according to claim 1, it is characterised in that the ballast water treatment plant（2）
In be provided with electrolysis unit, ballast water treatment plant（2）Middle seawater through electrolysis produce hypochlorite solution process be：Chlorine in seawater
Change sodium to react under electrolysis conditions with water, generate sodium hypochlorite, reaction equation is as follows：NaCl+H2O+2e→NaClO+H2；It is secondary
Sodium chlorate ionizes in water, generates hypochlorite and sodium ion, reaction equation are as follows：NaClO↔ Na++OCl-, hypochlorite hydrolysis
Produce hypochlorous acid, OCl-+H2O↔HClO+OH-。
4. according to any described hypochlorous acid collection processing system implementings of claim 1-3, it is characterised in that the water rate control loop
Including return pipe（9）, the return pipe（9）One end and the 3rd water-supply-pipe（25）It is connected, the return pipe（9）The other end with
Intermediate receptacle（1）Water return outlet be connected, the return pipe（9）With the 3rd water-supply-pipe（25）Phase contact be located at water-delivery pump（8）With
3rd control valve（26）Between, in the return pipe（9）It is provided with the 4th control valve（27）, the 3rd control valve（26）With
Four control valves（27）And controller（10）It is connected.
5. the processing procedure of the hypochlorous acid collection processing system implementing described in a kind of claim 4, it is characterised in that including following step
Suddenly：
Step 1, seawater passes through the first water inlet pipe respectively（41）With the second water inlet pipe（51）It is responsible for into water inlet（6）, via ballast
Water pump（7）Afterwards, seawater passes through the first branch pipe respectively（61）With the second branch pipe（62）Into ballast tank（3）Filled with ballast water treatment
Put（2）In；
Step 2, ballast water treatment plant（2）In seawater electrolysis generation liquor natrii hypochloritis, liquor natrii hypochloritis passes through respectively
First water-supply-pipe（21）With the second water-supply-pipe（22）Into ballast tank（3）And intermediate receptacle（1）In, intermediate receptacle（1）In time
Sodium chlorate ionizes in water, generates hypochlorite and sodium ion, and hypochlorite hydrolysis produces hypochlorous acid, and hypochlorous acid passes through cell membrane
Penetrate inside bacterium, destroy its enzyme system, so that marine growth is lethal；
Step 3, normal/cruise stage, ballast water treatment plant（2）Without using using intermediate receptacle（1）In hypochlorite solution lead to
Cross the 3rd water-supply-pipe（25）, and pass sequentially through liquor natrii hypochloritis's delivery pump（8）With the 3rd control valve（26）Into the second seabed
Door（5）, kill marine growth for refrigerated sea water and use；In the ballast water stage, intermediate receptacle（1）And ballast water treatment plant（2）Respectively
Work, supplies refrigerated sea water respectively and ballast seawater kills marine growth use；
According to different operating modes, sea water pump accordingly starts；Central station of floating dock is by electric signal transmission to controller（10）, controller（10）Will
Electric signal feeds back to the 3rd control valve（26）, and then controller（10）Control the 3rd control valve（26）Aperture, sodium hypochlorite is molten
Liquid is via liquor natrii hypochloritis's delivery pump（8）It is delivered to the second Sea Chest（5）If liquor natrii hypochloritis's demand is less than hypochlorous acid
Sodium solution delivery pump（8）Output quantity, controller（10）Electric signal is fed back into the 4th control valve（27）, the 4th control valve（27）
Start, form water rate control loop, unnecessary liquor natrii hypochloritis's circulating reflux to intermediate receptacle（1）.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710756758.1A CN107445262A (en) | 2017-08-29 | 2017-08-29 | A kind of hypochlorous acid collection processing system implementing and its processing procedure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710756758.1A CN107445262A (en) | 2017-08-29 | 2017-08-29 | A kind of hypochlorous acid collection processing system implementing and its processing procedure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110902773A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Cabin sea water pipe microorganism treatment system and ship |
| CN110902771A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Marine cooling water marine organism prevention treatment system |
| CN110902772A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Hypochlorous acid electrolysis system based on classification method and control method thereof |
| CN110902774A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Marine cooling water marine organism prevention treatment method |
| CN110902775A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | System and ship for treating microorganisms in marine water pipe of cabin by using ballast water device |
| CN110902896A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Ballast water marine organism prevention treatment system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110902773A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Cabin sea water pipe microorganism treatment system and ship |
| CN110902771A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Marine cooling water marine organism prevention treatment system |
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| CN110902774A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Marine cooling water marine organism prevention treatment method |
| CN110902775A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | System and ship for treating microorganisms in marine water pipe of cabin by using ballast water device |
| CN110902896A (en) * | 2019-11-15 | 2020-03-24 | 沪东中华造船(集团)有限公司 | Ballast water marine organism prevention treatment system and control method thereof |
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Application publication date: 20171208 |
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| RJ01 | Rejection of invention patent application after publication |