CN206911091U - Composite cruising ballast water and marine exhaust processing system - Google Patents
Composite cruising ballast water and marine exhaust processing system Download PDFInfo
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- CN206911091U CN206911091U CN201720385833.3U CN201720385833U CN206911091U CN 206911091 U CN206911091 U CN 206911091U CN 201720385833 U CN201720385833 U CN 201720385833U CN 206911091 U CN206911091 U CN 206911091U
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- ballast water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
A kind of composite cruising ballast water and marine exhaust processing system, electrolysis ballast water treatment plant therein include the electrolysis cells for being used to produce the liquor natrii hypochloritis of the first concentration；Atomizer in evaporation mixer is connected by the first pipeline with electrolysis cells, the first storage tank for the liquor natrii hypochloritis for being used to store the second concentration is provided with first pipeline, second concentration is more than the first concentration, the first valve is provided between first storage tank and electrolysis cells, electrolysis cycle pipeline is provided between the first storage tank and electrolysis cells；Absorption tower is provided with an at least spraying layer, and an at least spraying layer is respectively equipped with the spray spout being connected by the second pipeline with electrolysis cells, and the second valve is provided between the seawater access port and electrolysis cells in the second pipeline.The utility model produces the sodium hypochlorite of various concentrations using the electrolysis cells of electrolysis ballast water treatment plant, by it by different modes and tail gas hybrid reaction to remove the NO in tail gasXAnd SOX, cost is low, occupies little space.
Description
Technical field
Marine exhaust process field is the utility model is related to, is given up especially with regard to a kind of composite cruising ballast water and ship
Gas processing system.
Background technology
Existing ship tail gas processing system, to NO in ship tail gasXRemoval use SCR more
The mode of (Selective Catalytic Reduction, SCR), which need to install the reactor for being placed with catalyst,
Volume is larger, takes the ship useful space, also needs to inject quantitative urea liquid or ammoniacal liquor in addition, investment and operation cost be present
High, ammonia be excessively leaked in air pollute, the problems such as reaction temperature window is narrower, catalyst poisoning.To in ship tail gas
SOXRemove and use sodium base or magnesium-based washing system more, using sodium hydroxide or magnesium hydroxide as detergent, remove ship tail gas
In SOX, the method needs to store substantial amounts of chemical substance with ship, has both taken the ship useful space, while also reduce ship
Security.
Utility model content
The purpose of this utility model is to provide a kind of composite cruising ballast water and marine exhaust processing system, cost
It is low, occupy little space, and security of shipping can be improved.
The utility model provides a kind of composite cruising ballast water and marine exhaust processing system, including：
Electrolysis ballast water treatment plant, the electrolysis ballast water treatment plant include being used for electrolytic seawater to produce the
The electrolysis cells of the liquor natrii hypochloritis of one concentration；
Evaporation mixer, the import of the evaporation mixer and the exhaust outlet of ship tail gas connect, the evaporation mixer
Atomizer and gas mixer are inside sequentially provided with, the atomizer is connected by the outlet of the first pipeline and the electrolysis cells
Connect, the first storage tank for the liquor natrii hypochloritis for being used to store the second concentration is provided with first pipeline, first storage tank
The first valve is provided between import and the outlet of the electrolysis cells, between first storage tank and the import of the electrolysis cells
Provided with electrolysis cycle pipeline, second concentration is more than first concentration；
Absorption tower, the air inlet on the absorption tower are located at bottom and are connected with the outlet of the evaporation mixer, the suction
Receive tower and be provided with an at least spraying layer, an at least spraying layer is respectively equipped with an at least spray spout, at least one spray spray
Mouth is connected by the second pipeline with the outlet of the electrolysis cells, and seawater access port, the seawater are provided with second pipeline
The second valve is provided between the outlet of access port and the electrolysis cells.
Further, the electrolysis ballast water treatment plant also includes filter, sea water pump and ballast line, described
Filter is connected to the import of the electrolysis cells in turn with the sea water pump, is set between the filter and the electrolysis cells
There is the 3rd valve, the 4th valve is provided between the outlet of the electrolysis cells and the ballast line.
Further, circulating pump and the 5th valve are provided with the electrolysis cycle pipeline, the 5th valve is positioned at described
Between the import of circulating pump and the electrolysis cells.
Further, the second storage for the liquor natrii hypochloritis for being used to store first concentration is provided with second pipeline
Tank, between the seawater access port and second valve, second storage tank connects second storage tank with the seawater
Dosing pump is provided between entrance.
Further, in addition to washes storage tank, washes processing unit and sludge tank, the washes storage tank
Positioned at the bottom on the absorption tower, the entrance of the washes processing unit is connected with the washes storage tank, described to wash
The sludge outlet for washing wastewater treatment equipment is connected with the sludge tank.
Further, the absorption tower also includes packing layer, and described filler layer is located at the top of the spraying layer.
Further, the spraying layer is three layers, and the lower section of described filler layer is provided with two layers of spraying layer.
Further, the absorption tower also includes demister, and the demister is arranged on the top exit on the absorption tower
Place.
Further, the seawater access port is connected with washing water filter and washing water pump successively by pipeline.
Further, first concentration is 800mg/L, and second concentration is 7000mg/L.
The composite cruising ballast water and marine exhaust processing system of the utility model embodiment, utilize electrolysis ballast water
The electrolysis cells of processing unit produce the liquor natrii hypochloritis of various concentrations, and the liquor natrii hypochloritis of various concentrations is passed through not
With mode and ship tail gas hybrid reaction, wherein, with liquor natrii hypochloritis's (ultrahigh concentration sodium hypochlorite) of the second concentration come
NO in marine exhaust is oxidized to NO2, ship is used as by the use of liquor natrii hypochloritis's (high-concentrated sodium hypochlorite) of the first concentration
NO in waste gas2And SOXAbsorbent, so as to reach reduce ship tail gas in NOXAnd SOXPurpose, can reduce production into
This, reduce small product size and weight, reduce system to the occupancy of the ship useful space, improve security of shipping.
Brief description of the drawings
Fig. 1 is that the structure of composite cruising ballast water and marine exhaust processing system is shown in the utility model one embodiment
It is intended to.
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model taken,
Below in conjunction with accompanying drawing and preferred embodiment, to specific embodiment of the present utility model, structure, feature and its effect, specifically
It is bright as after.
Fig. 1 is that the structure of composite cruising ballast water and marine exhaust processing system is shown in the utility model one embodiment
It is intended to.As shown in figure 1, the composite cruising ballast water and marine exhaust processing system of the utility model embodiment include electrolysis
Ballast water treatment plant 31, evaporation mixer 19 and absorption tower 11.
Electrolysis ballast water treatment plant 31 includes electrolysis cells 5, filter 3, sea water pump 2 and ballast line 7.Specifically
Ground, electrolysis cells 5 are used for electrolytic seawater to produce the liquor natrii hypochloritis of the first concentration (sodium hypochlorite solution with high concentration), filtered
Device 3 is connected to the import of electrolysis cells 5 in turn with sea water pump 2, and the 3rd valve 4 is provided between filter 3 and electrolysis cells 5, electricity
Solve and be provided with the 4th valve 6 between the outlet of unit 5 and ballast line 7.When carrying out ballast water treatment, natural sea-water is by seawater
Import 1 is filtered by sea water pump 2 into filter 3, and the seawater after filtering enters electrolysis cells 5, electrolysis through the 3rd valve 4
Caused liquor natrii hypochloritis is injected into ballast line 7 through the 4th valve 6, completes original work(of ballast water treatment system
Energy.
Evaporation mixer 19 includes atomizer 20 and gas mixer 21.Specifically, the import of evaporation mixer 19 with
The exhaust outlet 24 of ship tail gas connects, and atomizer 20 is with gas mixer 21 in the flowing side of the interior edge gas of evaporation mixer 19
To setting gradually, atomizer 20 is connected by the first pipeline 32 with the outlet of electrolysis cells 5, is provided with and is used in the first pipeline 32
The first storage tank 17 of the liquor natrii hypochloritis of the second concentration is stored, atomizer pump is provided between the first storage tank 17 and atomizer 20
18, the first valve 16, the first storage tank 17 and electrolysis cells 5 are provided between the import of the first storage tank 17 and the outlet of electrolysis cells 5
Import between be provided with electrolysis cycle pipeline, be provided with the valve 23 of circulating pump 22 and the 5th, the 5th valve 23 in electrolysis cycle pipeline
Between the import of circulating pump 22 and electrolysis cells 5.Due to being provided with electrolysis between the first storage tank 17 and the import of electrolysis cells 5
Circulation line, liquor natrii hypochloritis caused by electrolysis cells 5 can be carried out to cyclic electrolysis to obtain time of required ultrahigh concentration
Sodium chlorate solution, even if also the second concentration is more than the first concentration to meet the requirement pre-oxidized to the NO in flue gas.It is preferred that
, the first concentration is 800mg/L in the present embodiment, and the second concentration is 7000mg/L.
The liquor natrii hypochloritis that electrolysis cells 5 are electrolysed caused first concentration enters the first storage tank 17 through the first valve 16,
When the amount of solution in the first storage tank 17 reaches certain value, the first valve 16 is kept to open the 5th valve 23 while opening and follow
Ring pump 22, the electrolytic process change of electrolysis cells 5 is turned into the liquor natrii hypochloritis in the first storage tank 17 and entered through electrolysis cycle pipeline
Enter electrolysis cells 5 to be electrolysed, then again by electrolysis cells 5 through the first valve 16 enter the first storage tank 17, repeatedly electrolysis until
The concentration of liquor natrii hypochloritis in first storage tank 17 reaches the second concentration.When carrying out ship tail gas processing, high-temperature ship tail
Gas enters evaporation mixer 19 by the exhaust outlet 24 of ship tail gas, and now the solution in the first storage tank 17 enters via atomizer pump 18
Atomizer 20, evaporation mixer will be sprayed into after liquor natrii hypochloritis (ultrahigh concentration liquor natrii hypochloritis) atomization of the second concentration
19, the liquor natrii hypochloritis after atomization discharges chlorine in high-temperature ship tail gas, after gas mixer 21, chlorine and height
Warm ship tail gas is sufficiently mixed, by the NO rapid oxidations in ship tail gas into NO2。
Absorption tower 11 includes packing layer 14, at least a spraying layer 13 and demister 15.Specifically, the air inlet on absorption tower 11
It is connected positioned at bottom and with the outlet of evaporation mixer 19, demister 15 is arranged at the top exit on absorption tower 11, packing layer
14 are located at the top of spraying layer 13, it is preferred that spraying layer 13 is three layers in the present embodiment, and the lower section of packing layer 14 is provided with two layers of spray
Drenching layer 13, every layer of spraying layer 13 are respectively equipped with an at least spray spout 12, and at least a spray spout 12 passes through the second pipeline 33 for this
Outlet with electrolysis cells 5 is connected, and seawater access port, the second storage tank 9 and dosing pump 10, seawater access are provided with the second pipeline 33
Mouthful be connected successively with washing water filter 28 and washing water pump 27 by pipeline, the outlets of seawater access port and electrolysis cells 5 it
Between be provided with the second valve 8, the second storage tank 9 is located between seawater access port and the second valve 8, the second storage tank 9 be used for store first
Liquor natrii hypochloritis's (sodium hypochlorite solution with high concentration) of concentration.
Spraying layer 13 is initially entered after entering absorption tower 11 with the ship tail gas after chlorine reaction in evaporation mixer 19,
Spray spout 12 via sea intake 1, washing water pump 27, washing water filter 28 and will be mixed with second that dosing pump 10 injects
The seawater spraying of liquor natrii hypochloritis in storage tank 9 mixes into absorption tower 11 with ship tail gas, so as to absorb in ship tail gas
NO2And SOX, and most of solid-state in ship tail gas and oily state impurity are removed, the tail gas after processing enters packing layer 14, spray
Seawater under nozzle 12 sprays continues NO remaining in blended absorbent ship tail gas2And SOX, then remove cigarette by demister 15
The a large amount of fogs carried in gas, are ultimately discharged into air.
Further, the composite cruising ballast water of the utility model embodiment and marine exhaust processing system also include washing
Wastewater storage tank 25, washes processing unit 26 and sludge tank 29 are washed, washes storage tank 25 is located at the bottom on absorption tower 11, washed
The entrance for washing wastewater treatment equipment 26 is connected with washes storage tank 25, the sludge outlet and sludge of washes processing unit 26
Tank 29 connects.Washings caused by the washing of absorption tower 11 tail gas enter washes storage tank 25, via washes processing unit
After 26 are handled, the discharge water for meeting emission request is discharged into sea by floss hole 30, sludge residue is discharged into sludge tank 29
In.
Next the composite cruising ballast water to the utility model embodiment and marine exhaust processing system is worked
Journey illustrates.
Fig. 1 is refer to, when carrying out ballast water treatment, natural sea-water is filtered by sea water pump 2 into filter 3,
Seawater after filtering enters electrolysis cells 5 through the 3rd valve 4, and the liquor natrii hypochloritis of the first concentration is through the 4th valve caused by electrolysis
Door 6 is injected into ballast line 7, completes the original function of ballast water treatment system.
While the original function of ballast water treatment system is completed, the first valve 16 and the second valve 8 can be opened to divide
The liquor natrii hypochloritis of the first concentration is not injected into the first storage tank 17 and the second storage tank 9.Amount of solution in the second storage tank 9 reaches
The second valve 8 is closed during to certain value, the 4th valve 6, the solution in the first storage tank 17 are closed after ballast water treatment is completed
When amount reaches certain value, keep the first valve 16 to open and open the 5th valve 23 and circulating pump 22 simultaneously, by electrolysis cells 5
Electrolytic process becomes the liquor natrii hypochloritis turned in the first storage tank 17 and is electrolysed through electrolysis cycle pipeline into electrolysis cells 5,
Liquor natrii hypochloritis caused by electrolysis enters the first storage tank 17 by electrolysis cells 5 through the first valve 16 again, and electrolysis is until the repeatedly
The concentration of liquor natrii hypochloritis in one storage tank 17 reaches the second concentration.It should be noted that it can not also be set in the second pipeline 33
The second storage tank 9 is put, and generates required liquor natrii hypochloritis online when carrying out exhaust-gas treatment, and ballast line 7 is then
Settable liquor natrii hypochloritis's storage tank sets the first storage tank 17, the second storage tank 9, the first valve to meet the needs of ballast water treatment
The valve 8 of door 16 and second can make to be independent of each other between ballast water treatment and vent gas treatment.
Then, when needing to carry out ship tail gas processing, high-temperature ship tail gas is entered by the exhaust outlet 24 of ship tail gas to be steamed
Clouding clutch 19, now the solution in the first storage tank 17 is via the entrance atomizer 20 of atomizer pump 18, by the secondary chlorine of the second concentration
Evaporation mixer 19 is sprayed into after acid sodium solution (ultrahigh concentration liquor natrii hypochloritis) atomization, the liquor natrii hypochloritis after atomization is in height
Chlorine is discharged in warm ship tail gas, after gas mixer 21, chlorine is sufficiently mixed with high-temperature ship tail gas, by ship tail
NO rapid oxidations in gas are into NO2。
Spraying layer 13 is initially entered after entering absorption tower 11 with the ship tail gas after chlorine reaction in evaporation mixer 19,
Spray spout 12 water filter 28 and will be mixed with the second storage tank 9 that dosing pump 10 injects via washing water pump 27, washing
The seawater spraying of liquor natrii hypochloritis mixes into absorption tower 11 with ship tail gas, so as to absorb NO in ship tail gas2And SOX, and
Remove most of solid-state in ship tail gas and oily state impurity, the tail gas after processing enter packing layer 14, spray spout 12 sprays
Under seawater continue remaining NO in blended absorbent ship tail gas2And SOX, then remove what is carried in flue gas by demister 15
A large amount of fogs, are ultimately discharged into air.
Washings caused by the washing of absorption tower 11 tail gas enter washes storage tank 25, via washes processing unit 26
After being handled, the discharge water for meeting emission request is discharged into sea, sludge residue is discharged into sludge tank 29.
To sum up, the composite cruising ballast water of the utility model embodiment and marine exhaust processing system at least have following
Beneficial effect：
(1) the secondary chlorine of various concentrations is produced using the electrolysis cells of mounted electrolysis ballast water treatment plant on ship
Acid sodium solution, and by the liquor natrii hypochloritis of various concentrations by different modes and ship tail gas hybrid reaction, wherein, with
NO is oxidized to NO by liquor natrii hypochloritis's (ultrahigh concentration sodium hypochlorite) of two concentration2, the sodium hypochlorite with the first concentration is molten
Liquid (high-concentrated sodium hypochlorite) absorbs NO in marine exhaust2And SOx, so as to reach the NO reduced in ship tail gasXAnd SOXMesh
, can reduce production cost, reduce small product size and weight, reduction system to the occupancy of the ship useful space, improve ship
Oceangoing ship security；
(2) absorption tower is formed by spraying layer and packing layer are compound, and relatively pure spray column adds contribution ratios, relative to pure
Packed tower reduces its resistance to ship tail gas, and greatly reduces the wind that filler is blocked by the greasy dirt impurity in ship tail gas
Danger, improves absorption efficiency；
The first storage tank and the first valve are provided with (3) first pipelines, the second storage tank and the second valve are provided with the second pipeline,
It can make to be independent of each other between ballast water treatment and vent gas treatment, compatibility is good.
Finally, the utility model illustrates its effect reached with specific embodiment：
Embodiment one：
NO in ship tail gasXConcentration is 700mg/L, SOXConcentration is 750mg/L, and absorption tower uses the first concentration as 800mg/
L liquor natrii hypochloritis's (sodium hypochlorite solution with high concentration), evaporation mixer use hypochlorous acid of second concentration for 7000mg/L
Sodium solution (ultrahigh concentration liquor natrii hypochloritis), denitration efficiency 85%, desulfuration efficiency 93%.
Embodiment two：
NO in ship tail gasXConcentration is 930mg/L, SOXConcentration is 740mg/L, and absorption tower uses the first concentration as 800mg/
L liquor natrii hypochloritis's (sodium hypochlorite solution with high concentration), evaporation mixer use hypochlorous acid of second concentration for 7000mg/L
Sodium solution (ultrahigh concentration liquor natrii hypochloritis), denitration efficiency 81%, desulfuration efficiency 94%.
Embodiment three：
NO in ship tail gasXConcentration is 860mg/L, SOXConcentration is 770mg/L, and absorption tower uses the first concentration as 800mg/
L liquor natrii hypochloritis's (sodium hypochlorite solution with high concentration), evaporation mixer use hypochlorous acid of second concentration for 7000mg/L
Sodium solution (ultrahigh concentration liquor natrii hypochloritis), denitration efficiency 83%, desulfuration efficiency 92%.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but be not limited to the utility model, it is any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still
Belong in the range of technical solutions of the utility model.
Claims (10)
1. a kind of composite cruising ballast water and marine exhaust processing system, it is characterised in that including：
Electrolysis ballast water treatment plant, the electrolysis ballast water treatment plant include dense to produce first for electrolytic seawater
The electrolysis cells of the liquor natrii hypochloritis of degree；
The exhaust outlet of evaporation mixer, the import of the evaporation mixer and ship tail gas connects, in the evaporation mixer according to
Secondary to be provided with atomizer and gas mixer, the atomizer is connected by the first pipeline with the outlet of the electrolysis cells,
The first storage tank for the liquor natrii hypochloritis for being used to store the second concentration, the import of first storage tank are provided with first pipeline
The first valve is provided between outlet with the electrolysis cells, is provided between first storage tank and the import of the electrolysis cells
Electrolysis cycle pipeline, second concentration are more than first concentration；
Absorption tower, the air inlet on the absorption tower are located at bottom and are connected with the outlet of the evaporation mixer, the absorption tower
Provided with an at least spraying layer, an at least spraying layer is respectively equipped with an at least spray spout, and an at least spray spout leads to
The outlet that the second pipeline is crossed with the electrolysis cells is connected, and seawater access port, the seawater access are provided with second pipeline
The second valve is provided between mouth and the outlet of the electrolysis cells.
2. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that the electrolysis
Method ballast water treatment plant also includes filter, sea water pump and ballast line, and the filter connects successively with the sea water pump
The import of the electrolysis cells is connected on, the 3rd valve, the electrolysis cells are provided between the filter and the electrolysis cells
Outlet and the ballast line between be provided with the 4th valve.
3. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that the electrolysis
Circulating pump and the 5th valve are provided with circulation line, the 5th valve is located at the import of the circulating pump and the electrolysis cells
Between.
4. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that described second
The second storage tank for the liquor natrii hypochloritis for being used to store first concentration is provided with pipeline, second storage tank is located at the sea
Between water access port and second valve, dosing pump is provided between second storage tank and the seawater access port.
5. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that also include washing
Wastewater storage tank, washes processing unit and sludge tank are washed, the washes storage tank is located at the bottom on the absorption tower, described
The entrance of washes processing unit is connected with the washes storage tank, the sludge outlet of the washes processing unit with
The sludge tank connection.
6. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that the absorption
Tower also includes packing layer, and described filler layer is located at the top of the spraying layer.
7. composite cruising ballast water as claimed in claim 6 and marine exhaust processing system, it is characterised in that the spray
Layer is three layers, and the lower section of described filler layer is provided with two layers of spraying layer.
8. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that the absorption
Tower also includes demister, and the demister is arranged at the top exit on the absorption tower.
9. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that the seawater
Access port is connected with washing water filter and washing water pump successively by pipeline.
10. composite cruising ballast water as claimed in claim 1 and marine exhaust processing system, it is characterised in that described
One concentration is 800mg/L, and second concentration is 7000mg/L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720385833.3U CN206911091U (en) | 2017-04-13 | 2017-04-13 | Composite cruising ballast water and marine exhaust processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720385833.3U CN206911091U (en) | 2017-04-13 | 2017-04-13 | Composite cruising ballast water and marine exhaust processing system |
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| Publication Number | Publication Date |
|---|---|
| CN206911091U true CN206911091U (en) | 2018-01-23 |
Family
ID=61307008
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720385833.3U Active CN206911091U (en) | 2017-04-13 | 2017-04-13 | Composite cruising ballast water and marine exhaust processing system |
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| CN (1) | CN206911091U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106925093A (en) * | 2017-04-13 | 2017-07-07 | 青岛双瑞海洋环境工程股份有限公司 | Composite cruising ballast water and marine exhaust processing system |
| 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 |
-
2017
- 2017-04-13 CN CN201720385833.3U patent/CN206911091U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106925093A (en) * | 2017-04-13 | 2017-07-07 | 青岛双瑞海洋环境工程股份有限公司 | Composite cruising ballast water and marine exhaust processing system |
| 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 |
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