WO2014129710A1 - 생물막 생성 억제를 위한 순환형 배관이 설치된 선박평형수의 인라인 처리장치 - Google Patents

생물막 생성 억제를 위한 순환형 배관이 설치된 선박평형수의 인라인 처리장치 Download PDF

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Publication number
WO2014129710A1
WO2014129710A1 PCT/KR2013/007780 KR2013007780W WO2014129710A1 WO 2014129710 A1 WO2014129710 A1 WO 2014129710A1 KR 2013007780 W KR2013007780 W KR 2013007780W WO 2014129710 A1 WO2014129710 A1 WO 2014129710A1
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WIPO (PCT)
Prior art keywords
pipe
ballast water
water
circulation
pretreatment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2013/007780
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English (en)
French (fr)
Korean (ko)
Inventor
박옥열
박성호
배진우
공길영
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KT MARINE CO LTD
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KT MARINE CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by KT MARINE CO LTD filed Critical KT MARINE CO LTD
Priority to CN201380073729.5A priority Critical patent/CN105008287A/zh
Priority to JP2015559167A priority patent/JP2016507376A/ja
Publication of WO2014129710A1 publication Critical patent/WO2014129710A1/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B13/00—Conduits for emptying or ballasting; Self-bailing equipment; Scuppers
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J4/00—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for
    • B63J4/002—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for for treating ballast water
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C02F1/4674—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation with halogen or compound of halogens, e.g. chlorine, bromine
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/29—Chlorine compounds

Definitions

  • the present invention supplies the mixed water mixed with the inflow water flowing out of the front end of the pretreatment apparatus through the circulation pipe into the pretreatment apparatus by the oxidant contained in the mixed water to the front end of the electrolysis apparatus. It is possible to suppress formation and removal of biofilm which can be fixed by microorganisms attached and proliferated in the pretreatment device installed and operated, and the circulation ballast water for the circulation type pipe for suppressing the production of biofilm.
  • An inline processing apparatus An inline processing apparatus.
  • the ballast water is water that is filled in the vessel to maintain the balance of the vessel when the vessel is unloaded and operated, and the ballast water is collected in the ballast water storage tank without loading the cargo in a certain area. It is operated in the form of drainage from the ballast water storage tank as the cargo is loaded and then discharged from the ballast water storage tank as loading progresses. At this time, marine life in a certain area contained in the ballast water to be taken may move to another area and be exposed to a new environment. Accordingly, invasion of indigenous species into indigenous species destroys the marine ecosystem or environmental and economic It causes loss and poses a human hazard from various pathogens.
  • a ballast process includes a pretreatment process (or no pretreatment process), and electrolysis, ozone treatment, ultraviolet irradiation, or chemical injection are performed in the ballast process.
  • the ballast water treatment device using the conventional electrolysis device is generally a pretreatment device (filter, microbial impact after driving the pump 10 when the ballast water flows from the sea water 600, as shown in Figure 1) And a damage device) 30 and the electrolysis device 40 in parallel, and kill the microorganisms in the ballast water by the high concentration of strong oxidant produced by electrolysis and transfer it to the ballast water storage tank 700. do.
  • the residual chlorine measurement sensor 50 is provided and operated to control the concentration of the high concentration oxidant in the device.
  • the high concentration of oxides are generated as a mechanism for killing and removing the microorganisms contained in the ballast water, thereby preventing the growth or attachment of microorganisms to the pipes at the end of the main construction method.
  • filtration, baffle such as a centrifuge
  • Applicant is a physical pre-treatment device 100 that can kill, remove and damage the zooplankton and aquatic microorganisms by physical impact by the jet flow induced impeller 11 installed in the pipeline as shown in FIG.
  • the positive electrode plate 26 and the negative electrode plate 27 are installed alternately therein, the electrolysis device 200 and the electrolysis device (200) to completely kill, sterilize and remove the underwater microorganisms by generating residual chlorine ( Technology for the in-line ballast water treatment device including a neutralizing device 300 for neutralizing the residual residual chlorine contained in the treated water stored in the ballast water storage tank 500 through the 200 before discharge to the sea).
  • residual chlorine Technology for the in-line ballast water treatment device including a neutralizing device 300 for neutralizing the residual residual chlorine contained in the treated water stored in the ballast water storage tank 500 through the 200 before discharge to the sea
  • the patent application was registered as a patent, such as Korea Patent Publication No. 1118055.
  • Inline treatment device of ballast water of the Republic of Korea Patent Publication No. 1118055 is the microorganisms damaged in the pretreatment is killed by the chlorine water discharged from the electrolysis device, chlorine remains in the water transferred to the ballast water storage tank microorganisms It has the effect of minimizing the impact on marine ecosystem by neutralizing and discharging the ballast water to the ocean, but the microorganisms of relatively small size remain in the pretreatment and its pipes without being killed. There is always the possibility of inflow of water into the pipe after operation, which can create biofilm on the wall of the pipe and inside of the pretreatment device, and the growth of these biofilms can make it difficult to control each device. Accompanying the reduction, the inflow pump, piping and various equipment are loaded to smoothly. In order to solve these problems, a method of separating and cleaning the device manually by an operator (a ship's crew) is periodically used to solve these problems. There was a problem that could possibly occur.
  • the present invention transfers and injects some of the high concentration oxidant produced by the electrolysis device to the front end of the pretreatment apparatus by means of a circulating pump capable of adjusting the flow rate, thereby forming a biofilm inside the pretreatment apparatus and its pipe.
  • An object of the present invention is to provide an inline treatment apparatus for ballast water in which a circulation pipe for suppressing biofilm generation is installed.
  • the present invention provides a ballast water inline treatment apparatus comprising a pretreatment device and an electrolysis device,
  • the outflow pipe of the electrolysis device includes a transfer pipe for transferring the outflow water to the ballast water storage tank;
  • An in-line treatment device for ballast water provided with a circulation type pipe for suppressing biofilm generation, characterized in that it is branched to the circulation pipe conveying to the inlet pipe of the pretreatment device as a problem solving means.
  • the inlet of the circulation pipe in the outflow pipe is characterized in that it is arranged in the reverse direction of the flow direction of the outflow water flowing out from the electrolysis device.
  • the circulation pipe is penetrated through the inlet pipe of the pretreatment device, the outlet of the circulation pipe in the inlet pipe is characterized in that it is arranged in the forward direction of the flow direction of the inflow water flowing from the pretreatment device.
  • the circulation pipe is characterized in that the circulation pump which can adjust the flow rate is installed, the valve is installed at the front and rear ends of the pipe in which the circulation pump is installed.
  • a portion of the high concentration of strong oxidant generated after electrolysis is provided with a circulation pump and pipes which automatically adjust the flow rate, so that the front end of the pretreatment apparatus. It is possible to reduce the formation of biofilms by inhibiting the growth and proliferation of microorganisms in the pretreatment apparatus and the pipes according to the oxidizing power by transporting them to the pretreatment apparatus, and by controlling the reduction of flow rate, flow rate and load increase by the above effects. It will be possible to operate stable ballast water.
  • 1 is an installation state diagram of a conventional in-line ballast water treatment apparatus
  • FIG. 2 is a schematic diagram of the in-line treatment apparatus of ballast water of the present applicant filed patent application
  • FIG. 3 is a state diagram of the installation of the ballast water in-line treatment apparatus is installed circulation type pipe for suppressing the biofilm production according to the present invention
  • FIG. 4 is a cross-sectional view showing a state in which the circulation pipe according to the present invention is connected to penetrate the outflow pipe of the electrolytic apparatus.
  • FIG. 5 is a cross-sectional view illustrating a state in which the circulation pipe according to the present invention is connected to the inlet pipe of the pretreatment apparatus.
  • FIG. 6 is a schematic diagram showing a process of mixing the inflow water by the circulation pipe according to the present invention.
  • ballast water in-line treatment apparatus installed with a circulation line for biofilm generation suppression according to the present invention will be described only the parts necessary to understand the technical configuration of the present invention, the description of other parts of the present invention Note that it will be omitted so as not to distract the subject matter.
  • the ballast water in-line treatment apparatus including a pre-treatment device 100 and the electrolysis device 200,
  • the outflow pipe of the electrolysis device 200 includes a pipe for transferring the outflow water to the ballast water storage tank 500; It relates to an in-line treatment device of ballast water is installed, the circulation pipe for suppressing the biofilm generation, characterized in that the branched; the circulation pipe 300 to be transferred to the inlet pipe of the pretreatment device 100.
  • the pre-treatment device 100 is applied to various techniques such as a filter or a centrifuge in order to reduce the load on the subsequent method in the conventional ballast water in-line treatment device relatively large animal plankton and underwater microorganisms or foreign matter It is a physical processing device for removing the back.
  • the pretreatment apparatus according to the present invention may be applied to the pretreatment apparatus of the Republic of Korea Patent Publication No. 1118055 to which the applicant has been registered patent, in the pretreatment apparatus installed jet flow induced impeller inside the pipeline as shown in FIG.
  • ballast water flowing into the pretreatment device By using the flow rate and pressure of ballast water flowing into the pretreatment device, zooplankton and aquatic microorganisms contained in ballast water can be killed, removed or damaged by impingement with jet flow-induced impeller and physical impact by turbulence formation. do.
  • the electrolysis device 200 is an electrolysis device of Korean Patent Publication No. 1118055, to which the applicant has received a patent, and by electrolyzing the ballast water, which is an aqueous solution of sodium chloride (NaCl), sodium hydroxide (NaOH) and chlorine gas. (Cl 2 ), and these reactions produce a bactericide sodium hypochlorite (NaOCl) to completely kill, sterilize, and remove not only the zooplanktons impacted by the physical pretreatment device 100 but also the remaining aquatic microorganisms. It is a device for
  • the electric control device 600 is characterized in that the ballast water passing through the electrolysis device 200, that is, the inflow rate of the ballast water, the flow rate, salinity and the type and shape of marine microorganisms according to the region
  • the power supplied to the electrolysis device 200 through the variable rectifier 400 by calculating the amount of power required to generate sodium hypochlorite (NaOCl) necessary for their sterilization.
  • NaOCl sodium hypochlorite
  • This configuration makes it possible to control the concentration of residual chlorine-based compounds required for the sterilization of microorganisms in the electrolysis device 200, and to prevent excessive generation of residual chlorine-based compounds and unnecessary waste of power.
  • the electrolysis device 200 like the electrolysis device 200 of the Republic of Korea Patent Publication No. 1118055, alternates between the positive electrode plate and the negative electrode plate in the same direction as the flow direction of the fluid flowing into the electrolysis device 200
  • the structure may be arranged at regular intervals, or it may be installed in various forms according to site conditions and operation conditions.
  • the treated water flowing out of the electrolysis device 200 is stored in the ballast water tank 500 and neutralized in the neutralization tank 300 to discharge the residual chlorine contained in the treated water in the neutralization tank 300 to the ocean. .
  • the in-line treatment device for ballast water generally drives the pump 10 when the ballast water is introduced from seawater (S), and then generally a pretreatment device (filter, microbial impact and damage device, etc.) 100 ) And the electrolysis device 200 are installed in parallel and kill the microorganisms in the ballast water by the high concentration of strong oxidant produced by electrolysis and transfer it to the ballast water storage tank 500.
  • the oxidant measuring sensor (TRO sensor, total residual oxidant sensor) 50 for measuring the residual chlorine component to adjust the concentration of the high concentration oxidant in the device is provided and operated.
  • the present invention is a high concentration oxidizing agent (about 10mg / L Cl 2 ) having a strong oxidizing power is formed in the electrolysis device for killing the microorganisms in the ballast water, a part of the circulation type that can be transferred to the front end of the pretreatment device
  • a portion of the high concentration of oxidant produced by the electrolysis device is transferred to the front end of the pretreatment device by a flow rate-controlled circulation pump 60 to inject the biofilm into the pretreatment device and the inside of the pipe. It is characterized by suppressing.
  • the circulation pipe as shown in Figure 4 penetrates through the outflow pipe of the electrolysis device, the inlet of the circulation pipe in the outflow pipe is disposed in the reverse direction of the flow direction of the outflow water outflow from the electrolysis device.
  • the circulation pipe passes through the inflow pipe of the pretreatment device, and the outlet of the circulation pipe is disposed in the forward direction of the flow of inflow water from the pretreatment device in the inflow pipe.
  • the circulation pipe according to the present invention is to transfer the treated water containing the high concentration of the oxidizing agent generated in the electrolysis device 200 to transfer accurately and quickly when conveyed to the front end of the pretreatment device 100, the transfer flow rate
  • Both ends of the circulation pipe 300 to secure the elbow (Elbow) of the structure is arranged to be located in the center inside the existing pipe.
  • the ballast water treatment device using an electrolysis device is a circulation pipe 300 for transferring the water containing the high concentration oxidant generated in the electrolysis device 200 to the front end of some pre-treatment device (100)
  • the circulation pipe 300 Connected to the circulation pipe 300 is installed in the circulation pump (60) capable of adjusting the flow rate to be transported by the mixing formula by adjusting the flow rate
  • the circulation pump 60 is installed in the front, rear end Valves 61 and 62 are provided to allow repair in case of failure of the circulation pump 60.
  • the valves 30 and 40 for adjusting the inflow flow rate are installed at the front and rear ends of any pipes installed by the present invention.
  • the ballast water treatment apparatus having the technical configuration as described above, as shown in Figure 6, the portion of the effluent flowing out of the electrolysis device to control the biofilm formation in the pre-treatment apparatus and its pipes
  • the flow rate of the water can be determined.
  • in-line treatment apparatus for ballast water introduces a circulating pipe, and as shown in [Table 1], the mixed water obtained by mixing the inflow water containing no oxidant and the circulating water containing oxidant is mixed.
  • the flora and fauna plankton and its spores or aquatic microorganisms that have not been physically removed within the pretreatment unit are killed by the total residual oxidant (TRO) in the mixed water, so that the biofilm in the pretreatment unit or pipe This can be prevented from being formed.
  • TRO total residual oxidant
  • the present invention provides an inline treatment apparatus for ballast water comprising a pretreatment device and an electrolysis device, wherein the outflow pipe of the electrolysis device includes: a transfer pipe for transferring the outflow water to the ballast water storage tank; An inline treatment device for ballast water having a circulation type pipe for suppressing biofilm generation, characterized in that it is branched to the inlet pipe of the pretreatment device, which is transferred to an inlet pipe.
  • the circulation pipe is passed through the outflow pipe of the electrolysis device, it is preferable that the inlet of the circulation pipe in the outflow pipe is arranged in the reverse direction of the flow direction of the outflow water flowing out from the electrolysis device.
  • the circulation pipe is penetrated through the inlet pipe of the pretreatment device, it is preferable that the outlet of the circulation pipe in the inlet pipe is disposed in the forward direction of the flow direction of the inflow of water from the pretreatment device.
  • the circulation pipe is provided with a circulation pump capable of adjusting the flow rate.
  • the circulation pipe is provided with valves at the front and rear ends of the pipe in which the circulation pump is installed.
  • the present invention provides a ballast water treatment device using an electrolysis device to install a portion of a high concentration of strong oxidant generated after electrolysis to the front end of the pre-treatment device by installing a circulation pump and piping that is automatically controlled flow rate is provided with oxidizing power
  • a circulation pump and piping that is automatically controlled flow rate is provided with oxidizing power

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Toxicology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
PCT/KR2013/007780 2013-02-22 2013-08-29 생물막 생성 억제를 위한 순환형 배관이 설치된 선박평형수의 인라인 처리장치 Ceased WO2014129710A1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201380073729.5A CN105008287A (zh) 2013-02-22 2013-08-29 用于抑制形成生物膜的船舶压载水联机处理装置
JP2015559167A JP2016507376A (ja) 2013-02-22 2013-08-29 生物膜生成抑制のための循環型配管が設置された船舶バラスト水のインライン処理処置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130019143A KR101296207B1 (ko) 2013-02-22 2013-02-22 생물막 생성 억제를 위한 순환형 배관이 설치된 선박평형수의 인라인 처리장치
KR10-2013-0019143 2013-02-22

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JP (1) JP2016507376A (enExample)
KR (1) KR101296207B1 (enExample)
CN (1) CN105008287A (enExample)
WO (1) WO2014129710A1 (enExample)

Cited By (4)

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JP2018513018A (ja) * 2015-05-18 2018-05-24 青島双瑞海洋環境工程股▲ふん▼有限公司 オンライン防汚可能な船舶バラスト水処理システム及び船舶バラスト水処理方法
WO2020167645A1 (en) * 2019-02-11 2020-08-20 ElectroSea, LLC Self-treating electrolytic biocide generating system with retro-fitting features for use on-board a watercraft
US10940930B2 (en) 2015-05-18 2021-03-09 Sunrui Marine Environment Engineering Co., Ltd. Online antifouling ship ballast water treatment system and ship ballast water treatment method
US11027991B2 (en) 2017-10-05 2021-06-08 ElectroSea, LLC Electrolytic biocide generating system for use on-board a watercraft

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KR101635155B1 (ko) * 2014-07-29 2016-06-30 삼성중공업 주식회사 해수 흡입 장치
KR102490581B1 (ko) 2020-10-30 2023-01-20 운해이엔씨(주) 기체,액체,유체 처리용 방전기능이 내장된 양자에너지 발생장치
CN118026362A (zh) * 2024-03-19 2024-05-14 青岛双瑞海洋环境工程股份有限公司 一种低流量电解法压载水处理系统

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Cited By (9)

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Publication number Priority date Publication date Assignee Title
JP2018513018A (ja) * 2015-05-18 2018-05-24 青島双瑞海洋環境工程股▲ふん▼有限公司 オンライン防汚可能な船舶バラスト水処理システム及び船舶バラスト水処理方法
EP3299344A4 (en) * 2015-05-18 2018-11-21 Sunrui Marine Environment Engineering Co., Ltd. Online antifouling ship ballast water treatment system and ship ballast water treatment method
US10940930B2 (en) 2015-05-18 2021-03-09 Sunrui Marine Environment Engineering Co., Ltd. Online antifouling ship ballast water treatment system and ship ballast water treatment method
US11027991B2 (en) 2017-10-05 2021-06-08 ElectroSea, LLC Electrolytic biocide generating system for use on-board a watercraft
US11718542B2 (en) 2017-10-05 2023-08-08 ElectroSea, LLC Electrolytic biocide generating system for use on-board a watercraft
WO2020167645A1 (en) * 2019-02-11 2020-08-20 ElectroSea, LLC Self-treating electrolytic biocide generating system with retro-fitting features for use on-board a watercraft
US11345621B2 (en) 2019-02-11 2022-05-31 ElectroSea, LLC Self-treating electrolytic biocide generating system with recirculation
US11866351B2 (en) 2019-02-11 2024-01-09 ElectroSea, LLC Self-treating electrolytic biocide generating system with recirculation
US12384702B2 (en) 2019-02-11 2025-08-12 ElectroSea, LLC Self-treating electrolytic biocide generating system with recirculation

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CN105008287A (zh) 2015-10-28
KR101296207B1 (ko) 2013-08-13
JP2016507376A (ja) 2016-03-10

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