WO2016076709A3 - Drague porteuse à système d'injection de floculants - Google Patents

Drague porteuse à système d'injection de floculants Download PDF

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Publication number
WO2016076709A3
WO2016076709A3 PCT/NL2015/050778 NL2015050778W WO2016076709A3 WO 2016076709 A3 WO2016076709 A3 WO 2016076709A3 NL 2015050778 W NL2015050778 W NL 2015050778W WO 2016076709 A3 WO2016076709 A3 WO 2016076709A3
Authority
WO
WIPO (PCT)
Prior art keywords
hopper
mixture
hopper dredger
injection system
flocculant injection
Prior art date
Application number
PCT/NL2015/050778
Other languages
English (en)
Other versions
WO2016076709A2 (fr
Inventor
Sergio Camilo OOIJENS
Erik Christiaan Van Der Blom
Original Assignee
Ihc Holland Ie B.V.
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 Ihc Holland Ie B.V. filed Critical Ihc Holland Ie B.V.
Publication of WO2016076709A2 publication Critical patent/WO2016076709A2/fr
Publication of WO2016076709A3 publication Critical patent/WO2016076709A3/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0087—Settling tanks provided with means for ensuring a special flow pattern, e.g. even inflow or outflow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0042—Baffles or guide plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/305—Control of chemical properties of a component, e.g. control of pH
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/8833—Floating installations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2221/00—Applications of separation devices
    • B01D2221/08—Mobile separation devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

Selon un aspect de l'invention, une drague porteuse comprend un porteur destinée à recevoir un mélange de matière draguée ; un tube d'aspiration extensible depuis la drague porteuse pour aspirer le mélange dragué ; une pompe de dragage reliée au tube d'aspiration pour déplacer le mélange dragué au travers du tube d'aspiration jusque dans le porteur ; et un système d'injecteur de floculants pour l'injection de floculants dans le mélange dragué.
PCT/NL2015/050778 2014-11-11 2015-11-09 Drague porteuse à système d'injection de floculants WO2016076709A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL2013770A NL2013770B9 (en) 2014-11-11 2014-11-11 Hopper dredger with flocculant injection system.
NL2013770 2014-11-11

Publications (2)

Publication Number Publication Date
WO2016076709A2 WO2016076709A2 (fr) 2016-05-19
WO2016076709A3 true WO2016076709A3 (fr) 2016-07-07

Family

ID=52472499

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NL2015/050778 WO2016076709A2 (fr) 2014-11-11 2015-11-09 Drague porteuse à système d'injection de floculants

Country Status (2)

Country Link
NL (1) NL2013770B9 (fr)
WO (1) WO2016076709A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108343106B (zh) * 2018-03-23 2020-07-07 中交天航港湾建设工程有限公司 一种带有水下泵的耙吸船挖掘中粗砂的方法
CN111453961A (zh) * 2020-05-29 2020-07-28 石家庄航全矿产品有限公司 底泥连续原位疏浚集成工艺
CN112281970B (zh) * 2020-12-01 2021-10-19 武汉理工大学 一种用于提高耙吸式挖泥船装舱效率的设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7806662A (en) * 1978-06-20 1979-12-27 Sediment Science Limited Erodable river-bed sediment stabilisation system - deposits solids suspended in non-hardening material directly on sediment
EP0322935A1 (fr) * 1987-12-24 1989-07-05 Hollandsche Beton Groep N.V. Procédé et dispositif pour déposer des matériaux en vrac sous l'eau, notamment pour recouvrir un tuyau ou similaire
EP0514543A1 (fr) * 1990-01-29 1992-11-25 SAKURADA, Yasuyuki Appareil d'epuration des eaux d'egout
EP0904858A2 (fr) * 1997-09-19 1999-03-31 Labromare S.R.L. Procédé et système pour la décontamination controlée de fonds de bassin pollués
US7276154B1 (en) * 2004-02-25 2007-10-02 Vav Technologies, Inc. Settling grid separator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL175211C (nl) 1973-10-15 1984-10-01 Bos Kalis Westminster Inrichting en werkwijze voor het opzuigen van een grondsuspensie met een transportmedium.
NL9301589A (nl) 1993-09-14 1995-04-03 Hollandsche Betongroep Nv Bezinkinrichting met plaatseparator.
NL2008273C2 (en) 2012-02-10 2013-08-14 Ihc Holland Ie Bv Overflow device for a vessel.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7806662A (en) * 1978-06-20 1979-12-27 Sediment Science Limited Erodable river-bed sediment stabilisation system - deposits solids suspended in non-hardening material directly on sediment
EP0322935A1 (fr) * 1987-12-24 1989-07-05 Hollandsche Beton Groep N.V. Procédé et dispositif pour déposer des matériaux en vrac sous l'eau, notamment pour recouvrir un tuyau ou similaire
EP0514543A1 (fr) * 1990-01-29 1992-11-25 SAKURADA, Yasuyuki Appareil d'epuration des eaux d'egout
EP0904858A2 (fr) * 1997-09-19 1999-03-31 Labromare S.R.L. Procédé et système pour la décontamination controlée de fonds de bassin pollués
US7276154B1 (en) * 2004-02-25 2007-10-02 Vav Technologies, Inc. Settling grid separator

Also Published As

Publication number Publication date
WO2016076709A2 (fr) 2016-05-19
NL2013770B1 (en) 2016-10-06
NL2013770B9 (en) 2017-03-29

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