WO2020079276A2 - Moyen de raccordement pour moyen de traitement d'eau de ballast à acroléine - Google Patents

Moyen de raccordement pour moyen de traitement d'eau de ballast à acroléine Download PDF

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Publication number
WO2020079276A2
WO2020079276A2 PCT/EP2019/078564 EP2019078564W WO2020079276A2 WO 2020079276 A2 WO2020079276 A2 WO 2020079276A2 EP 2019078564 W EP2019078564 W EP 2019078564W WO 2020079276 A2 WO2020079276 A2 WO 2020079276A2
Authority
WO
WIPO (PCT)
Prior art keywords
ballast water
connection
flange
water flow
connection device
Prior art date
Application number
PCT/EP2019/078564
Other languages
German (de)
English (en)
Other versions
WO2020079276A3 (fr
Inventor
Blum HOLGER
Original Assignee
Blum, Anni Hjorth
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 Blum, Anni Hjorth filed Critical Blum, Anni Hjorth
Priority to CN201980079555.0A priority Critical patent/CN113613767A/zh
Publication of WO2020079276A2 publication Critical patent/WO2020079276A2/fr
Publication of WO2020079276A3 publication Critical patent/WO2020079276A3/fr

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/451—Mixing liquids with liquids; Emulsifying using flow mixing by injecting one liquid into another
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3142—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction
    • B01F25/31423—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction with a plurality of perforations in the circumferential direction only and covering the whole circumference
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3143—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit characterised by the specific design of the injector
    • B01F25/31431—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit characterised by the specific design of the injector being a slit extending in the longitudinal direction only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/32—Injector mixers wherein the additional components are added in a by-pass of the main flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • B01F25/4338—Mixers with a succession of converging-diverging cross-sections, i.e. undulating cross-section
    • 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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685—Devices for dosing the additives
    • C02F1/686—Devices for dosing liquid additives
    • 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

Definitions

  • the invention relates to a connection device for connecting an acrolein ballast water treatment device for generating aqueous acrolein solution to a main ballast water line of the main water flow, which leads from the surroundings of a ship to one
  • Ballast water tank leads on board the ship, the connection device, a removal device for removing a partial ballast water flow from the main ballast water line and for introducing the partial ballast water flow into the device for producing aqueous acrolein solution, and a return device for returning the part containing the aqueous acrolein solution - Ballast water flow into the main ballast water pipe.
  • DE 10 2009 023 314 A1 discloses a device for treating ballast water with acrolein, which is connected to a main ballast water line of a ballast water treatment device, comprising a reactor device to which an acrolein derivative and water for producing an aqueous acrolein solution are to be fed, a branch line which is connected to the main ballast water line is connected to branch off a partial ballast water flow, a mixing device connected to the
  • Branch line and connected to an acrolein solution supply line from the reactor device and is designed for dilution of the aqueous acrolein solution from the reactor device, and a return line for supplying the aqueous acrolein solution from the mixing device to the main ballast water line.
  • the return line leads to an annular nozzle which is designed for use in the main ballast water line, the annular nozzle having a nozzle ring which has a plurality of nozzle openings distributed over an inner circumference of the nozzle ring.
  • a flow disturbing device in the form of a mixing orifice is arranged downstream of the ring nozzle.
  • connection device for connecting a device for producing aqueous acrolein solution into a main ballast water line of the main water flow, which leads from the surroundings of a ship to a ballast water tank on board the ship, through which the equipment of the ships is provided is facilitated with a ballast water treatment device and through which an improved mixing of the acrolein solution into the main ballast water flow is also to be achieved.
  • connection device for connecting a device for generating aqueous acrolein solution into a main ballast water line of the main water flow is characterized in that the extraction device and the return device are combined in one structural unit and each have means for mixing the acrolein solution with the main ballast water flow.
  • connection device according to the invention in the ballast water line is very simple because the ballast water line only has to be separated at a single point.
  • the two sub-devices, the removal device and the return device with the respective mixing devices enable the homogeneous, turbulent mixing of the
  • the removal device advantageously comprises a pipe section, the inside diameter of which is adapted to the inner circumference of the main ballast water pipe, and a pipe which is inserted radially into the pipe section and which is designed as a suction pipe for the partial ballast water flow.
  • the removal device of the connection device according to the invention advantageously comprises at the end a first loose flange for connection to the main ballast water line and a second loose flange for connection to the return device, whereby a modular construction of the connection device is advantageously possible.
  • the return device advantageously comprises an annular nozzle, which comprises an inner tube section, which is provided on its tube circumference with a plurality of slot-shaped nozzle openings, and an outer tube section, an annular space being formed.
  • the slot-shaped nozzle openings advantageously have a dirt-resistant shape, which reduces the risk of the nozzle openings becoming clogged.
  • the return device has an injection line, which leads tangentially into the annular space formed by the inner and the outer tube section of the annular nozzle and through which the aqueous one generated by the ballast water treatment device
  • Acrolein solution is fed into the ring nozzle so that the nozzle openings of the ring nozzle are supplied with sufficient fluid all around.
  • the sum of the slot areas of the nozzle openings corresponds to the cross-sectional area of the injection line, with a possible backflow of the fluid being reduced to a minimum.
  • the nozzle slots advantageously have rounded corners and are arranged in a zigzag manner offset over the circumference of the inner tube section, with a uniform dispensing of fluid from the ring nozzle being achieved.
  • connection device If a flange ring for connection to a loose flange on the removal device and a flange ring for connection to a loose flange on a downstream outlet device are provided between the outer pipe section and the inner pipe section, the modular structure of the connection device is further improved.
  • Flat gasket are arranged between a welding neck on the outlet device and the second flange ring.
  • connection device is characterized in that the pipe section lying downstream with respect to the return device comprises a corrugated pipe which on the one hand can bring about a length compensation between the pipe section cut out of the skin ballast water pipe and the length of the connection device, and on the other hand through its waviness causes an additional mixing effect.
  • Outlet device contribute through the ripple of the corrugated tube to the mixing of the main ballast flow with the acrolein solution, while in DE 10 2009 023 314 A1 only the ring nozzle and the mixing orifice for mixing the main ballast flow with it
  • connection device according to an embodiment of the invention in a compact form and ready for installation in a main ballast water pipe
  • Fig. 2 is an exploded view of the connection device according to Fig. 1, and
  • FIG. 3 shows a sectional illustration of the connection device according to FIG. 1.
  • the connection device comprises three components, namely a removal device 4 for removing a partial ballast water flow from the main ballast water flow BW, a return device 6 in the form of an annular nozzle 8 for returning the partial ballast water flow into the main ballast water flow BW and an outlet device 10 comprises.
  • the removal device 4 is arranged upstream of the ring nozzle 8
  • the outlet device 10 is arranged downstream of the ring nozzle 8.
  • the ring nozzle 8 has an inner diameter which is adapted to the inner circumference of the main ballast water line of the main ballast water flow BW.
  • the ring nozzle 8 has a nozzle ring 14, which consists of an inner tube section 16, which is provided with a plurality of slot-shaped nozzle openings 18 on its tube circumference, and an outer tube section 20.
  • Two flange rings 22 and 24 are between the inner tube section 16 and the outer
  • FIG. 2 shows an exploded view of the connection device 2, the annular nozzle 8 comprising an injector line 34 attached tangentially to the outer tube section 16.
  • the nozzle openings 18 of the ring nozzle 8 are designed as slots which have rounded corners and are arranged in a zigzag manner offset over the circumference of the inner pipe section 16, as can be seen from FIGS. 2 and 3.
  • the nozzle openings 18 have, for example, an open length of 80 mm and a slot width of 6 mm.
  • the sum of the slot areas of the nozzle openings 18 corresponds to the cross-sectional area of the injection line 34.
  • This type of configuration and arrangement of the nozzle openings 18 is resistant to contamination and brings about a very good mixing of the partial ballast water flow with the main ballast water flow BW.
  • the pressure loss of the connection device according to the invention is only 15% to 20% of the pressure loss of the combination of the ring nozzle and the mixing orifice according to DE 10 2009 023 314.
  • the removal device 4 consists of a pipe section 36, the inside diameter of which is adapted to the inner circumference of the main ballast water line of the main ballast water flow BW, and a suction line 38 with a pipe bend 40 inserted radially into the pipe section 36, which serves as a suction line for the partial ballast water flow , which leads to the ballast water device, for example according to DE 10 2009 023 314 A1.
  • the pipe opening 42 is arranged concentrically to the axis of the pipe section 36.
  • the ratio of the inner diameter of the pipe opening 42 to the inner diameter of the pipe section 36 is approximately 0.25 to 0.33.
  • the pipe section 36 has two welding flanges 44 and 46 and two associated loose flanges 48 and 50. As shown in FIG. 3, the removal device 4 is connected via the loose flange 50 to the ring nozzle 8 via the threaded stud bolts 26 and the nuts 30. In order to ensure the liquid-tight connection, a flat seal 52 is arranged between the welding flange 46 and the flange ring 22.
  • the outlet device 10 comprises a corrugated tube 54, the inner diameter of which is adapted to the inner circumference of the main ballast water line of the main ballast water flow BW.
  • the corrugated tube 54 is provided with two welding neck flanges 56 and 58 and with two associated loose flanges 60 and 62.
  • the outlet device 10 is connected to the flange ring 24 of the ring nozzle 8 via the loose flange 60 and via the threaded stud bolts 28 and the nuts 32.
  • a flat seal 64 is provided between the welding neck 56 of the outlet device 10 and the flange ring 24 of the ring nozzle 8.
  • the corrugated tube 54 of the outlet device 10 has at least two, typically three to five, tubular shafts 66, which on the inner circumference of the corrugated tube 54 cause an additional symmetrical swirling of the ballast water flow emerging from the ring nozzle 8.
  • the corrugated pipe 54 also serves as a compensating device in order to compensate for deviations between the length of the pipe section cut out of the main ballast water pipe and the length of the connecting device.
  • the connecting device is characterized by the assembly of an annular nozzle 8 with an upstream removal device 4 designed as a baffle, which at the same time the line 38 for sucking off the partial ballast water flow by means of a pump (not shown) of the ballast water treatment device, for example the ballast water treatment device from the DE 10 2009 023 314 A1, and an outlet device 10 designed as a symmetrical baffle, which is connected downstream to the ring nozzle 8 and one
  • the compact feed device 2 according to FIG. 1 can easily be installed in a main ballast water line, in which a section only has to be removed at a suitable point.
  • the welding neck flanges are attached to the pipe ends of the main ballast water pipe
  • the outlet device 10 by adjusting the length through the corrugated tube of the outlet device.
  • the main ballast water line in the section from the ballast water pump to the ballast water tank is separated at a suitable point and a pipe section is removed.
  • Welding neck flanges are welded onto the resulting free pipe ends.
  • the distance between the sealing surfaces of the two welding neck flanges used corresponds approximately to the distance between the sealing surfaces at the end from the removal device 4

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Physical Water Treatments (AREA)

Abstract

L'invention concerne un moyen de raccordement destiné à raccorder un dispositif de production d'une solution aqueuse d'acroléine à une conduite d'eau de ballast principale du flux d'eau de ballast principal (BW) qui va de l'environnement d'un navire à un réservoir d'eau de ballast à bord du navire. Le moyen de raccordement (2) comprend un moyen de prélèvement (4) destiné à retirer un flux d'eau de ballast partiel de la conduite d'eau de ballast principale et à introduire le flux d'eau de ballast partiel dans le dispositif pour produire une solution aqueuse d'acroléine et un moyen de retour (6) destiné à ramener le flux d'eau de ballast partiel, contenant la solution aqueuse d'acroléine, dans la conduite d'eau de ballast principale. L'invention est caractérisée en ce que le moyen de prélèvement (4) et le moyen de retour (6) sont combinés en une unité structurelle et comportent des moyens pour mélanger la solution aqueuse d'acroléine dans le flux d'eau de ballast principal BW.
PCT/EP2019/078564 2018-10-19 2019-10-21 Moyen de raccordement pour moyen de traitement d'eau de ballast à acroléine WO2020079276A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201980079555.0A CN113613767A (zh) 2018-10-19 2019-10-21 丙烯醛压载水处理装置的连接装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202018106008.2 2018-10-19
DE202018106008.2U DE202018106008U1 (de) 2018-10-19 2018-10-19 Anschlusseinrichtung für eine Acrolein-Ballastwasserbehandlungseinrichtung

Publications (2)

Publication Number Publication Date
WO2020079276A2 true WO2020079276A2 (fr) 2020-04-23
WO2020079276A3 WO2020079276A3 (fr) 2020-08-27

Family

ID=64666580

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/078564 WO2020079276A2 (fr) 2018-10-19 2019-10-21 Moyen de raccordement pour moyen de traitement d'eau de ballast à acroléine

Country Status (3)

Country Link
CN (1) CN113613767A (fr)
DE (1) DE202018106008U1 (fr)
WO (1) WO2020079276A2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009023314A1 (de) 2009-05-29 2010-12-02 Holger Blum Verfahren und Vorrichtung zur Behandlung von Ballastwasser mit Acrolein

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1236060A (fr) * 1959-06-03 1960-07-15 Commissariat Energie Atomique Dispositif d'injection à très faible débit
SE510686C2 (sv) * 1997-10-14 1999-06-14 Kvaerner Pulping Tech Apparat för att införa ett första fluidum i ett andra fluidum
US6659635B2 (en) * 1999-01-26 2003-12-09 Kvaerner Pulping Ab Method for introducing a first fluid into a second fluid, preferably introduction of steam into flowing cellulose pulp
US9017560B2 (en) * 2009-05-29 2015-04-28 Holger Blum Method and device for treating ballast water with acrolein
EP2796188B1 (fr) * 2013-04-25 2016-04-06 Sansox Oy Système pour mélanger un additif avec un liquide
FR3016302B1 (fr) * 2014-01-10 2016-02-05 Dosatron International Melangeur statique pour homogeneiser un melange d'au moins deux liquides et dispositif de dosage equipe d'un tel melangeur
LU92380B1 (en) * 2014-02-19 2015-08-20 Luxembourg Patent Co Sa In-line carbonation of water-base beverages
KR101566519B1 (ko) * 2014-05-21 2015-11-05 삼성중공업 주식회사 관 이음 장치 및 이를 포함하는 밸러스트수 처리 시스템
US10834868B2 (en) * 2015-07-23 2020-11-17 Zachary Lovato Efficient injection and mixing of chemicals into a fluid delivery system
CN206990275U (zh) * 2017-07-03 2018-02-09 大连船舶重工集团有限公司 一种船用压载水管道取样管

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009023314A1 (de) 2009-05-29 2010-12-02 Holger Blum Verfahren und Vorrichtung zur Behandlung von Ballastwasser mit Acrolein

Also Published As

Publication number Publication date
WO2020079276A3 (fr) 2020-08-27
CN113613767A (zh) 2021-11-05
DE202018106008U1 (de) 2018-11-29

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