CN106222689A - A kind of electrolytic seawater method ship ballast water treatment system - Google Patents
A kind of electrolytic seawater method ship ballast water treatment system Download PDFInfo
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- CN106222689A CN106222689A CN201610806580.2A CN201610806580A CN106222689A CN 106222689 A CN106222689 A CN 106222689A CN 201610806580 A CN201610806580 A CN 201610806580A CN 106222689 A CN106222689 A CN 106222689A
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- electrolysis
- electrolyte
- storage tank
- treatment system
- water treatment
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Classifications
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- 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
- C25B1/265—Chlorates
Abstract
A kind of electrolytic seawater method ship ballast water treatment system, including electrolysis dehydrogenation unit, electrolysis dehydrogenation unit includes: electrolyte storage tank, electrolysis cells and electrolyte circulating pump, the entrance and exit of electrolyte storage tank is connected with the outlet of prefilter and the entrance of this dosing pump respectively, and two circulation interface of electrolyte storage tank are connected as closed circuit with electrolysis cells and electrolyte circulating pump；On the top of electrolyte storage tank equipped with dehydrogenation device.Advantage is: by setting up electrolyte storage tank, utilize electrolysis cells cyclic electrolysis sea water, thus realize ballast after first electrolysis, overcome ballast limit, the limit electrolysis restriction to lectotype selection, and then can be selected for the electrolysis cells of ting model, and it is capable of the complicated technology of a set of electrolysis cells multichannel dosing；Make full use of electrolyte storage tank, it is achieved while liquid storage function, increase air-blast device, and then realize dehydrogenation function；Simplify electrolysis cells, cancel dehydrogenation part, make equipment compacter, run more stable, cost can be reduced simultaneously.
Description
Technical field
The present invention relates to a kind of electrolytic seawater method ship ballast water treatment system, be mainly used in.Electrolysis sea belonging to the present invention
Water law ship ballast water treatment system field.
Background technology
Electrolytic seawater method ship ballast water treatment system, according to boats and ships space, is typically located at watercraft engine room and upper first
Plate, its sodium hypochlorite utilizing electrolytic seawater to produce kills the microorganism in ballast water, to reach the requirement of strange land discharge.Boats and ships
When carrying out ballast, ballast water treatment system starts, and the sea water of electrolysis injects main line, and the detection equipment of chlorine residue simultaneously to be examined
Surveying the cl concn in ballast water, and feed back to control system, system adjusts chemical feeding quantity according to detected value, when row carries, if ballast
Cl concn in water exceeds standard, then need to start neutralized system, neutralize the sodium hypochlorite in water, to reach emission request.
Electrolytic seawater, in addition to producing sodium hypochlorite, also can produce byproduct hydrogen gas, so electrolysis ballast water treatment
The electrolysis cells of system must be equipped with dehydrogenation device, and during ballast, dehydrogenation device also has to last for work, to avoid hydrogen to gather
Collection.The operation principle of whole ballast water treatment system mainly includes filtering, being electrolysed and neutralize three processes.
Although existing ballast system disclosure satisfy that requirement, but relatively big by boats and ships space and generator power restriction ratio, electricity
Solve the hydrogen produced in unit running, the stable operation of meeting extreme influence whole system, and add apparatus and process
Complexity, manufacturing cost is the highest.
Summary of the invention
It is desirable to provide a kind of electrolytic seawater method ship ballast water treatment system, solve prior art and there is following skill
Art problem:
1, original ballast system is relatively big by boats and ships space and generator power restriction ratio, and to the type selecting of equipment and stable fortune
Row requires harsher.When overlapping ballasting system a set of electrolysis cells correspondence, system controls relative difficulty more.
2, in electrolysis cells running, can produce hydrogen, hydrogen understands the stable operation of extreme influence whole system, and
Dehydrogenation device manufacturing process is complicated, relatively costly.
3, electrolysis cells volume is relatively big, and cost of investment is higher.
The technical scheme is that a kind of electrolytic seawater method ship ballast water treatment system, including sea water supply pump, in advance
Filter, electrolysis dehydrogenation unit, dosing pump, filter and neutralisation unit, sea water is pumped into by sea water supply pump, and through once connecting
Ballast tank is sent into after the prefilter that connects, electrolysis dehydrogenation unit, dosing pump；Import at ballast tank connects neutralisation unit and remaining
Chlorine analyzers, it is characterised in that described electrolysis dehydrogenation unit includes: electrolyte storage tank, electrolysis cells and electrolyte circulating pump,
The entrance and exit of electrolyte storage tank is connected with the outlet of this prefilter and the entrance of this dosing pump respectively, electrolyte storage tank
Two circulation interface are connected as closed circuit with electrolysis cells and electrolyte circulating pump, on the top of this electrolyte storage tank equipped with removing
Hydrogen production device.
Described electrolyte storage tank includes tank body and liquidometer, is provided with this entrance and two circulation interface on the top of tank body
One of cyclic electrolysis sea water refluxing opening, be provided with the cyclic electrolysis seawer outlet and at least of another circulation interface in the bottom of tank body
One electrolyte outlet, in the side of tank body equipped with liquidometer, on the top of tank body equipped with described dehydrogenation device.
Described dosing pump and filter are provided with two-way, and the bottom of tank body is provided with two these electrolyte outlets, and respectively with
The dosing pump entrance of two-way connects.
Described dehydrogenation device includes that blower fan, hydrogen detector and hydrogen outlet and water separator, two blower fans are
A preparation and a use.
Described water separator is made up of UPVC fixed plate and two steam-water separation valves, is provided with in UPVC fixed plate
Two through holes, equipped with a steam-water separation valve on this through hole each.
Described electrolysis cells includes electrolysis bath, inlet flow rate automatic regulating valve, inlet flow rate manual modulation valve, electrical conductivity
Instrument, temperature sensor, sea intake, electrolyte outlet, flushing entrance and sewage draining exit, the electrolysis bath of at least one pipe joint shell-type with
Other above-mentioned parts are integrated on a support, and the pipeline between sea intake and electrolysis bath one end has been sequentially connected in series import
Motor valve, inlet flow rate manual modulation valve and conductivity meter, the other end at electrolysis bath be provided with electrolyte outlet and
Temperature sensor；Connected by pipeline respectively at the two ends of this electrolysis bath and rinse entrance and sewage draining exit.
Described electrolysis bath quantity can require to determine according to treating capacity, and is layered setting, and equipped with controlling flow and pressure
Valve, and temperature and salinity measuring apparatus, compact overall structure, take up an area space little.
Described electrolyte circulating pump includes circulation supply pump and circulation return pipe, is connected to the entrance of electrolysis cells
With on outlet loop.
The operational process of this system is: the electrolysis dehydrogenation unit described in running in advance, is followed by electrolysis cells and electrolyte
The electrolysis cycle of ring pump so that the electrolyte in electrolyte storage tank reaches finite concentration, during ballast for cruising, by the electrolysis in tank body
Liquid is injected in main line.
The invention have the advantage that
1, redesign ballast water treatment system, by setting up electrolyte storage tank, utilize electrolysis cells cyclic electrolysis sea water, thus
Realize ballast after first electrolysis, overcome ballast limit, the limit electrolysis restriction to lectotype selection, and then can be selected for the electrolysis list of ting model
Unit, and it is capable of the complicated technology of a set of electrolysis cells multichannel dosing.
2, make full use of electrolyte storage tank, it is achieved while liquid storage function, increase air-blast device, and then realize dehydrogenation merit
Energy.
3, simplify electrolysis cells, cancel dehydrogenation part, make equipment compacter, run more stable, can reduce simultaneously
Cost.
Accompanying drawing explanation
Fig. 1 is the overall principle of compositionality figure of the embodiment of the present invention；
Fig. 2 is the structural representation of electrolyte storage tank in Fig. 1；
Fig. 3 is the top view of Fig. 2；
The lateral plan of Fig. 4 water separator；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the perspective view of electrolysis cells of the present invention.
Description of reference numerals: 1 storage tank, 2 blower fans, 3 hydrogen detectors, 4 liquidometers, 5 sea intakes, 6 cyclic electrolysis sea water
Outlet, 7 cyclic electrolysis sea water refluxing openings, 8 first electrolyte outlets, 9 second electrolyte outlets, 10 hydrogen outlets, 11 soda pops are divided
From device, 111 steam-water separation valves, 112 UPVC fixed plates, 13 electrolysis baths, 14 inlet flow rate automatic regulating valves, 15 inlet flow
Amount manual modulation valve, 16 conductivity meters, 17 temperature sensors, 18 sea intakes, 19 electrolyte outlets, 20 rinse entrance, 21 rows
Dirty mouth, 22 supports, A ballast tank, B chlorine residue analyser, C neutralisation unit, D Sea Chest, E ballast pump, F check-valves, G filter, H flows
Gauge, I sea water supply pump, J prefilter, K electrolyte storage tank, L air pipe head, M circulation supply pump, N electrolysis cells, P circulates
Reflux pump, Q dosing pump, R arranges string collar extension.
Detailed description of the invention
Seeing Fig. 1～Fig. 6, one electrolytic seawater method ship ballast water treatment system of the present invention, including sea water supply pump I, pre-mistake
Filter J, electrolyte storage tank K, electrolysis cells N, dosing pump Q, filter G, neutralisation unit C etc., sea water supply pump I is by sea water pump
Enter, and after the prefilter J being sequentially connected with, electrolysis cells N, electrolyte storage tank K, dosing pump Q, filter G, send into ballast
Cabin A, wherein electrolyte storage tank K is provided with after two electrolyte outlets 8 and 9 pass sequentially through two-way dosing pump Q and filter G respectively and send
Enter two ballast tank A.With the cyclic electrolysis seawer outlet 6 of electrolyte storage tank K bottom be sequentially connected in series circulation supply pump M,
After electrolysis cells N and circulation return pipe P, the cyclic electrolysis sea water refluxing opening 7 with electrolyte storage tank K top is connected, and forms one
Electrolysis cycle loop.Import at ballast tank A connects neutralisation unit C and chlorine residue analyser B.
Seeing Fig. 2 and Fig. 3, described electrolyte storage tank K includes tank body 1 and liquidometer 4, is provided with sea on the top of tank body 1
Water inlet 5 and cyclic electrolysis sea water refluxing opening 7, be provided with cyclic electrolysis seawer outlet 6 in the bottom of tank body 1 and two electrolyte go out
Mouth 8 and 9, in the side of tank body 1 equipped with liquidometer 4, on the top of tank body 1 equipped with described dehydrogenation device.
Described dehydrogenation device includes blower fan 2, hydrogen detector 3 and hydrogen outlet 10 and water separator 11.Soda pop
Segregation apparatus 11 is connected with electrolyte storage tank top exit, and the hydrogen separated dilutes through blower fan 2, and through hydrogen outlet 10
Discharging, hydrogen detector 3 monitors density of hydrogen around in real time.Two blower fans 2 are a preparation and a use.
Seeing Fig. 4 and Fig. 5, described water separator 11 is by UPVC fixed plate 112 and two steam-water separation valve 111 structures
Become, UPVC fixed plate 112 is provided with two through holes, equipped with a steam-water separation valve 111 on this through hole each.
Seeing Fig. 6, this embodiment of described electrolysis cells N includes electrolysis bath 13, inlet flow rate automatic regulating valve 14, enters
Mouth flow manual modulation valve 15, conductivity meter 16, temperature sensor 17, sea intake 18, electrolyte outlet 19, flushing entrance
20 and sewage draining exit 21, electrolysis bath 13 can be according to tonnage of ship quantification, during installation two-by-two side by side and miscellaneous part is integrated in one
On individual support 22, in sea intake 18(lower floor) and electrolysis bath 13 one end between pipeline on to be sequentially connected in series inlet flow rate automatic
Regulation valve 14, inlet flow rate manual modulation valve 15 and conductivity meter 16, at the end of a joint electrolysis bath 13 of the superiors' (end)
It is provided with electrolyte outlet 19 and temperature sensor 17；Series connection each electrolysis bath 13 two ends respectively by pipeline connect rinse into
Mouth 20 and sewage draining exit 21(and sea intake 18 are together located at lower floor).
According to treating capacity, described electrolysis bath 13 quantity can require that layering is arranged, and equipped with controlling flow and the valve of pressure
Door, and temperature and salinity measuring apparatus, compact overall structure, take up an area space little.
The operational process of the present invention is: the electrolysis dehydrogenation unit described in running in advance, by circulation supply pump M, electrolysis list
Unit N and the self-loopa of circulation return pipe P so that the electrolyte in electrolyte storage tank K reaches finite concentration, during ballast for cruising,
Electrolyte in tank body is injected into main line.
Practical application effect of the present invention is described as follows:
Embodiment one:
Certain 11.4 ten thousand tons of oil carrier, ballast pump treating capacity is 2000m3/h × 2, uses Novel electrolytic seawater method ballast water for ship to process
Ballast water is processed by system.Electrolysis cells model selects of alignment processing amount 2000m3/h, and whole system can be more than enough
Flight number, long-time steady operation, ballast water treatment meets requirements of convention.
Embodiment two:
Certain 13500TEU bulk freighter, ballast pump treating capacity is 1500m3/h × 2, use in advance electrolysis to ballast water at
Reason.Electrolysis cells model selects of alignment processing amount 1500m3/h, and whole system can more than enough flight number, long-time stable fortune
OK, ballast water treatment meets requirements of convention.
Being proved by plant experiment and prototype testing, it is feasible that ballast water treatment is electrolysed in advance, system operation
In, the parameter stability such as pressure, flow, larger fluctuation does not occur.Electrolysis cells type selecting compare original technology can reduce by 30% ~
50%, to arrange more flexible, electrolyte storage tank is as dehydrogenation device, and average hydrogen degassing efficiency reaches 99%.Whole system is fully able to
Meet the requirement that ballast water for ship processes.
12 ~ 24 hours (determining according to the tonnage of ship) before ballast for cruising, starts sea water supply pump, injects to electrolyte storage tank
A certain amount of sea water, then starts circulation supply pump, electrolysis cells and circulation return pipe, starts electrolysis cycle, according to electrolysis sea
Discharge, controls the seawater circulation in electrolyte storage tank and is electrolysed 10 times so that the sodium hypochlorite concentration in storage tank reaches first electricity
Ten times solved.While electrolysis, the fan starting of electrolyte storage tank, in order to dilute gravity settling separation hydrogen out, hydrogen
Density of hydrogen around detector real-time monitoring tubular road, it is ensured that safety.Time ballast for cruising is carried out, will be electrolysed by dosing pump
Electrolyte is injected into main line, and according to the feedback of chlorine residue analyser, adjusts dosing pump frequency in real time, thus adjust chemical feeding quantity with
Meet ballast water treatment requirement.
The present invention solves the defect of original system, and lectotype selection is more flexible, need not stick to the limit of ballast pump flow
System, it also avoid boats and ships reach port unloading time, electrolysis cells is the phenomenon that cannot start because generator power limits.And fully profit
By electrolyte storage tank, it is achieved that high efficiency dehydrogenation, simplify electrolysis cells structure, make whole system compacter, run
More stable, cost reduces about 10%.
Claims (9)
1. an electrolytic seawater method ship ballast water treatment system, including sea water supply pump, prefilter, electrolysis dehydrogenation unit,
Dosing pump, filter and neutralisation unit, sea water is pumped into by sea water supply pump, and removes through the prefilter once connected, electrolysis
Ballast tank is sent into after hydrogen unit, dosing pump；Import at ballast tank connects neutralisation unit and chlorine residue analyser, and its feature exists
In, described electrolysis dehydrogenation unit includes: electrolyte storage tank, electrolysis cells and electrolyte circulating pump, the entrance of electrolyte storage tank
It is connected with the outlet of this prefilter and the entrance of this dosing pump respectively with outlet, two circulation interface of electrolyte storage tank and electricity
Solve unit and electrolyte circulating pump series connection is closed circuit, on the top of this electrolyte storage tank equipped with dehydrogenation device.
Electrolytic seawater method ship ballast water treatment system the most according to claim 1, it is characterised in that described electrolyte
Storage tank includes tank body and liquidometer, and the cyclic electrolysis sea water being provided with one of this entrance and two circulation interface on the top of tank body returns
Head piece, is provided with cyclic electrolysis seawer outlet and at least one electrolyte outlet of another circulation interface, at tank in the bottom of tank body
The side of body is equipped with liquidometer, on the top of tank body equipped with described dehydrogenation device.
Electrolytic seawater method ship ballast water treatment system the most according to claim 2, it is characterised in that described dosing pump
Being provided with two-way with filter, the bottom of tank body is provided with two these electrolyte outlets, and is connected with the dosing pump entrance of two-way respectively.
Electrolytic seawater method ship ballast water treatment system the most according to claim 2, it is characterised in that described dehydrogenation dress
Putting and include blower fan, hydrogen detector and hydrogen outlet and water separator, two blower fans are a preparation and a use.
Electrolytic seawater method ship ballast water treatment system the most according to claim 4, it is characterised in that described soda pop is divided
It is made up of UPVC fixed plate and two steam-water separation valves from device, UPVC fixed plate is provided with two through holes, lead at each this
Equipped with a steam-water separation valve on hole.
Electrolytic seawater method ship ballast water treatment system the most according to claim 1, it is characterised in that described electrolysis list
Unit includes electrolysis bath, inlet flow rate automatic regulating valve, inlet flow rate manual modulation valve, conductivity meter, temperature sensor, sea water
Import, electrolyte outlet, flushing entrance and sewage draining exit, the electrolysis bath of at least one pipe joint shell-type and other above-mentioned parts are integrated in one
On individual support, the pipeline between sea intake and electrolysis bath one end is sequentially connected in series inlet flow rate automatic regulating valve, import
Flow manual modulation valve and conductivity meter, the other end at electrolysis bath is provided with electrolyte outlet and temperature sensor；In this electrolysis
The two ends of groove are connected by pipeline respectively rinses entrance and sewage draining exit.
Electrolytic seawater method ship ballast water treatment system the most according to claim 6, it is characterised in that described electrolysis bath
Quantity can require determine according to treating capacity, and is layered setting, and equipped with controlling flow and the valve of pressure, and temperature and salinity
Measurement apparatus, compact overall structure, take up an area space little.
Electrolytic seawater method ship ballast water treatment system the most according to claim 1, it is characterised in that described electrolyte
Circulating pump includes circulation supply pump and circulation return pipe, is connected on the entrance and exit loop of electrolysis cells.
Electrolytic seawater method ship ballast water treatment system the most according to claim 1, it is characterised in that the operation of this system
Flow process is: the electrolysis dehydrogenation unit described in running in advance, by electrolysis cells and the electrolysis cycle of electrolyte circulating pump so that electricity
The electrolyte solved in liquid storage tank reaches finite concentration, during ballast for cruising, is injected in main line by the electrolyte in tank body.
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|---|---|---|---|
| CN201610806580.2A CN106222689A (en) | 2016-09-07 | 2016-09-07 | A kind of electrolytic seawater method ship ballast water treatment system |
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| CN201610806580.2A CN106222689A (en) | 2016-09-07 | 2016-09-07 | A kind of electrolytic seawater method ship ballast water treatment system |
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| CN201610806580.2A Pending CN106222689A (en) | 2016-09-07 | 2016-09-07 | A kind of electrolytic seawater method ship ballast water treatment system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702420A (en) * | 2017-01-23 | 2017-05-24 | 岭东核电有限公司 | Complete device for chlorine production through seawater electrolysis |
| CN106967996A (en) * | 2017-04-18 | 2017-07-21 | 碧海舟（北京）节能环保装备有限公司 | The hydrogen manufacturing of clean energy resource seawater and sodium hypochlorite system |
| CN107008703A (en) * | 2017-05-19 | 2017-08-04 | 六安维奥智能科技有限公司 | A kind of fastener temperature control dehydrogenation device |
| CN107445262A (en) * | 2017-08-29 | 2017-12-08 | 沪东中华造船(集团)有限公司 | A kind of hypochlorous acid collection processing system implementing and its processing procedure |
| CN108633870A (en) * | 2018-05-11 | 2018-10-12 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | The anti-marine growth system carried on maritime platform is suppressed applied to gas |
| 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 |
| CN113479951A (en) * | 2021-07-13 | 2021-10-08 | 青岛双瑞海洋环境工程股份有限公司 | Branch electrolytic ballast water electrolyte liquid level stabilizing and feeding device and liquid level stabilizing method |
| CN113860589A (en) * | 2021-10-20 | 2021-12-31 | 青岛双瑞海洋环境工程股份有限公司 | Ballast water treatment system, ballast water treatment method, and ship |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702420A (en) * | 2017-01-23 | 2017-05-24 | 岭东核电有限公司 | Complete device for chlorine production through seawater electrolysis |
| CN106967996A (en) * | 2017-04-18 | 2017-07-21 | 碧海舟（北京）节能环保装备有限公司 | The hydrogen manufacturing of clean energy resource seawater and sodium hypochlorite system |
| CN107008703A (en) * | 2017-05-19 | 2017-08-04 | 六安维奥智能科技有限公司 | A kind of fastener temperature control dehydrogenation device |
| CN107445262A (en) * | 2017-08-29 | 2017-12-08 | 沪东中华造船(集团)有限公司 | A kind of hypochlorous acid collection processing system implementing and its processing procedure |
| CN108633870A (en) * | 2018-05-11 | 2018-10-12 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | The anti-marine growth system carried on maritime platform is suppressed applied to gas |
| CN108633870B (en) * | 2018-05-11 | 2021-03-12 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Marine organism prevention system applied to pneumatic pressing marine work platform |
| 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 |
| CN113479951A (en) * | 2021-07-13 | 2021-10-08 | 青岛双瑞海洋环境工程股份有限公司 | Branch electrolytic ballast water electrolyte liquid level stabilizing and feeding device and liquid level stabilizing method |
| CN113860589A (en) * | 2021-10-20 | 2021-12-31 | 青岛双瑞海洋环境工程股份有限公司 | Ballast water treatment system, ballast water treatment method, and ship |
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Application publication date: 20161214 |
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