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8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Appraoch to Deep Sea Dredging
RECENT IMPRESSIVE DREDGING PROJECTS
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach of Deep Sea Dredging
SIZE INCREASE HOPPER DREDGES
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
PRINCIPLE HOPPER COMPONENTS
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
DEVELOPMENT OF HOPPER LOADING CAPACITY
Koert (IHC), 1995
2010KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach of Deep Sea Dredging
COST REDUCTION BY UPSCALING
Verbeek (IHC), 1995KIVI, Delft, 2011
$$$
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach of Deep Sea Dredging
HIGH INVESTMENT COSTS FOR NEW EQUIPMENT
I don’t haveenough money
to buy that!
But, uncle Donald, we should be smartand use clever solutions to do the
same job with less investment.
OMAE 2011, Rotterdam
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
RECENT INDEPENDENT DEVELOPMENTS
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
INSERT BRILLIANCE
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
REVOLUTIONARY DREDGING CONCEPT
Roll on
Roll of
Dredge hose
And ease ofinstallation
KIVI, Delft, 2011
Showcase Ø600 hose
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach of Deep Sea Dredging
NEW MARKET OPPORTUNITY AND ENGINEERING CHALLENGE
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach of Deep Sea Dredging
NEW MARKET OPPORTUNITY AND ENGINEERING CHALLENGE
OK, boys, that looks like a clever solution.Customers will have less investment,lower costs and new market opportunities..
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 13/82
Dredging Equipment
New Approach to Deep Sea Dredging
RORO DEEP DREDGE DEVELOPMENT COOPERATION
Overall development & project management, DAMEN DREDGING EQUIPMENT
Development subsea dredging hose, TRELLEBORG VELP B.V.
Research transport of sediment in infinite loop / reel, TU-DELFT
Numerical modellin /simulations of s stems IMOTEC
Feasibility model tests for a flexible pipe deep water dredging system, MARIN
Offloading tests, barge alongside dredger, MARIN
KIVI, Delft, 2011
DAMEN DREDGING EQUIPMENT
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
DAMEN DREDGING EQUIPMENT PRODUCT RANGE
KIVI, Delft, 2011DAMEN DREDGING EQUIPMENT
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
TRELLEBORG VELP PRODUCT RANGE
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 16/82
Dredging Equipment
New Approach to Deep Sea Dredging
BASIC RESEARCH AND DEVELOPMENT PACKAGES
Does it work?
Barge loading
& operations
Dredging & hose vibrations
Mixture flow on reel
WEDA 2011CEDA 2011
OMAE 2011
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
Topics to be investigated in a drum flow
Engineering parameters Flow behaviour
RESEARCH TARGETS DRUM FLOW
Resistance calculation
Power requirements
Calamity mitigation
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
MECHANICAL PROPERTIES TEST TRELLEBORG
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 19/82
Dredging Equipment
New Approach to Deep Sea Dredging
DESIGN PARAMETERS FOR CSE STUDY
D = Ø9.0m
L = 8.0m
d = Ø0.6m
Ltot = 225m
Scale 1:3d = Ø0.2m
D = Ø3.0m
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
APPROACH IN CALCULATING RESISTANCE IN LOOPS
360°= 4 x 90°
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
GEOMETRIC PARAMETERS OF A BEND
d=0.2mr/d=7.5
L=2.35m
r=1.5m
L/d=11.8d
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
EQUIVALENT LENGTH DERIVATION OF A BEND
r/d=7.5
L/d=11.8d (straight)
L/d=17.0d (90°bend)
44% increase in resistance
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 23/82
Dredging Equipment
New Approach to Deep Sea Dredging
RESISTANCE CHANGE DUE TO ROLLING UP OF HOSE
+44%
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
WILSON DIAGRAM
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
STRATIFIED MIXTURE FLOW IN A STRAIGHT PIPE
Increase of resistance due to:-Settling of the particles-Wall – particle interaction
Influence of gravity
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 26/82
Dredging Equipment
New Approach to Deep Sea Dredging
CENTRIFUGAL FORCES ACTING ON MIXTURE ON A DRUM
gv = 5 m/sr = 1.5 m
v
v
rω
acentrifugal
ω = v/r
ω = 3.33 rad/s
acentrifugal = rω2
acentrifugal = 16.7 m/s2
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
INFLUENCE OF GRAVITY ON WILSON DIAGRAM
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 28/82
Dredging Equipment
New Approach to Deep Sea Dredging
INFLUENCE OF GRAVITY ON WILSON DIAGRAM
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 29/82
Dredging Equipment
New Approach to Deep Sea Dredging
REMIXING OF STRATIFIED MIXTURE IN A 90°BEND
Cartigny, 2007
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
PRESSURE ‘DROP’ IN A 90°BEND
Cartigny, 2007
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
OVERVIEW TU DELFT TEST FACILITY
ppp
pp
DamenBP1515
Scale model 3:1of the hose reel
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
VIEW TU DELFT TEST FACILITY
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
PRESSURE ‘DROP’ IN LOOP ON DRUM
Effects ofCartigny werea so measure n
‘repetitive bends’or ‘loops on adrum’.
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
COMBINED EFFECTS ON RESISTANCE
Combined effects on resistance:Increased base resistance due to geometryIncreased resistance from higher ‘gravity‘Reduction of critical velocity due to remixing in loops
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
CRITICAL SITUATION
Blob of even
higher mixturedensity
Mixture in loopson drum alreadyunder criticalconditions
KIVI, Delft, 2011
N A h D S D d i
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
SETTLED SAND IN LOWER HALF OF LOOPS
Rotate half a turnKIVI, Delft, 2011
N A h t D S D d i
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
ROTATION OF DRUM
Rotate half a turnKIVI, Delft, 2011
N A h t D S D d i
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
RESUSPENSION OF SEDIMENT
Sediment comes in suspension againKIVI, Delft, 2011
New Approach to Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
CONTINUE DREDGING
Continue dredgingKIVI, Delft, 2011
New Approach to Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
USES OF THE PICK-UP UNIT
Spooling ofdredge hoseon the drum
Takes up thedrag forcesfrom the hose
Enableschanging ofthe hoses atsea
KIVI, Delft, 2011
New Approach to Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 41/82
Dredging Equipment
New Approach to Deep Sea Dredging
Conclusion of the hose reel tests
Influence of increased gravity is limited
RESULTS FROM THE HOSE REEL TESTS
Further research on the Cartigny effect
Blocked hose on reel is easily solved Provisions needed for handling at sea
Reel strong enough for recovery
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 42/82
Dredging Equipment
New Approach of Deep Sea Dredging
BASIC RESEARCH AND DEVELOPMENT PACKAGES
Does it work?
Barge loading& operations
Suspension & tracking
Mixture flow on reel
WEDA 2011
CEDA 2011
OMAE 2011
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 43/82
Dredging Equipment
New Approach of Deep Sea Dredging
REVOLUTIONARY DREDGING CONCEPT
Roll on
Roll of
Dredge hose
KIVI, Delft, 2011
200m
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 44/82
Dredging Equipment
New Approach of Deep Sea Dredging
CONTROL BY WIRE SUSPENSION
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 45/82
Dredging Equipment
New Approach of Deep Sea Dredging
MARIN TEST FACILITY
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 46/82
Dredging Equipment
New Approach of Deep Sea Dredging
SCALE MODEL OF THE PLATFORM SUPPLY VESSEL
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach of Deep Sea Dredging
DETAIL OF THE HOSE ATTACHMENT FORCE GAUGE
KIVI, Delft, 2011
New Approach to Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
New Approach to Deep Sea Dredging
SCALE MODEL OF SUBMERGED DREDGE UNIT
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 49/82
Dredging Equipment
New Approach of Deep Sea Dredging
Topics addressed in these tests
VIV Analysis dredge hose Hose and line, motions and forces
WORK PACKAGE OBJECTIVES
Modeling of test results for engineering
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
pp p g g
VIV MECHANICS
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
pp p g g
MECHANICAL PROPERTIES TEST TRELLEBORG
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 52/82
Dredging Equipment
pp p g g
SCALE MODEL OF DREDGE HOSE
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 53/82
Dredging Equipment
pp p g g
VIV ARRAY INPUT
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 54/82
Dredging EquipmentVIV ARRAY RESULTS
0.5m0.4m
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 55/82
Dredging EquipmentVIV MEASUREMENTS
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 56/82
Dredging EquipmentSCALE MODEL OF UNDER WATER UNIT
KIVI, Delft, 2011
New Approach to Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 57/82
Dredging EquipmentSEA STATES OF SELECTED DREDGING AREAS
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 58/82
Dredging EquipmentMEASURED LINE FORCES
KIVI, Delft, 2011
Pitch angle can be used as a control parameterfor the behaviour of the under water unit.
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 59/82
Dredging EquipmentCOURSE KEEPING
?
KIVI, Delft, 2011
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 60/82
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 61/82
Dredging EquipmentaNySIM RESULTS COURSE KEEPING
KIVI, Delft, 2011
aNySIM: Vessel stationary, water moves
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 62/82
Dredging EquipmentMODEL TEST SET UP IN SMB
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 63/82
Dredging EquipmentMODEL TEST RESULTS COURSE KEEPING
KIVI, Delft, 2011
SMB: Water stationary, vessel moves
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 64/82
Dredging Equipment
DREDGE TRACK TESTS
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 65/82
Dredging Equipment
FOLLOWED TRACK PATTERN
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
http://slidepdf.com/reader/full/kivi2011-dde-roro-deep-dredge-20110919-for-pdf-slides 66/82
Dredging Equipment
REDUCED ORDER ENGINEERING MODEL
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
8/2/2019 KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides
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Dredging Equipment
REDUCED ORDER MODEL RESULTS
KIVI, Delft, 2011
Application of Reduced Order Modeling for Design of Interacting Maritime StructuresJan Holterman et al OMAE2011-49260Tuesday June, 21st: Session 6-2 Marine Vehicles and Structures - I
New Approach of Deep Sea Dredging
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Dredging Equipment
Conclusions suspension & tracking tests
VIV will occur, but is manageable Suspension forces are engineerable
TEST CONCLUSIONS
Course keeping is normal as for TSHD’s Track accuracy comes naturally
Engineering model is reliable
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
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Dredging Equipment
IMPROVED WIRE CONTROL AND SUSPENSION
KIVI, Delft, 2011
New Approach to Deep Sea Dredging
S C S C O C G S
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Dredging Equipment
BASIC RESEARCH AND DEVELOPMENT PACKAGES
Does it work?
Barge loading& operations
Dredging & hose vibrations
Mixture flow on reel
WEDA 2011
CEDA 2011
OMAE 2011
KIVI, Delft, 2011
New Approach to Deep Sea Dredging
DISCHARGING AND SIDE BY SIDE MANEUVRING TESTS
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Dredging Equipment
DISCHARGING AND SIDE BY SIDE MANEUVRING TESTS
CEDA 2011RotterdamNovember
KIVI, Delft, 2011
New Approach of Deep Sea Dredging
PRINCIPAL COMPONENTS OF THE RORO DEEP DREDGE SYSTEM
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Dredging Equipment
PRINCIPAL COMPONENTS OF THE RORO DEEP DREDGE SYSTEM
Hose reel
Swell compensator
Barge loading spreaders
Cable swivel
Control tableon the bridge
Pick-up unit
Gantries
Fenders
Submerged dredge unit
Dredge pump Jet pumpKIVI, Delft, 2011
Power boxesControl box
Sonar pingers
New Approach to Deep Sea Dredging
DEDICATED NEW PRODUCT
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Dredging Equipment
DEDICATED NEW PRODUCT
Subsealine ®
KIVI, Delft, 2011
New Approach to Deep Sea Dredging
PROTOTYPE PRODUCTION TRELLEBORG
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Dredging Equipment
PROTOTYPE PRODUCTION TRELLEBORG
KIVI, Delft, 2011
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D d i E i t
New Approach to Deep Sea Dredging
ADVANTAGES
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Dredging Equipment ADVANTAGES
Dredging depth up to 200 mtr
Modulair dredging equipment, can be installed on several platforms
Well known system elements, minimal adaptation
Segregation of dredging & transport cycle, resulting in less costs/m3
Continues cycle, no interuption in the dredging process, no sailing
time
Low investment costs (Platform, Barge & tugs for rental: no direct
investment costs)
Optimum use of invested capital
KIVI, Delft, 2011
Dredging Equipment
New Approach to Deep Sea Dredging
SELL THE IDEA
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Dredging Equipment SELL THE IDEA
KIVI, Delft, 2011
Dredging Equipment
New Approach of Deep Sea Dredging
COMPARE THESE PICTURES
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Dredging Equipment CO S C U S
Dredging
TrenchingLevelingGlory holes
SamplingKIVI, Delft, 2011
Dredging Equipment
New Approach of Deep Sea Dredging
AVAILABLE ANIMATION
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Dredging Equipment
www.damendredging.com
Or
Youtube: damendredgingcomhttp://www.youtube.com/watch?v=cG6DfjXNoeE
KIVI, Delft, 2011
Dredging Equipment
New Approach to Deep Sea Dredging
DAMEN RORO DEEP DREDGE SYSTEM COMBINATION
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Dredging Equipment
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KIVI, Delft, 2011
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Dredging Equipment
New Approach to Deep Sea Dredging
CONTACT
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Dredging Equipment
DAMEN DREDGING EQUIPMENTP.O. Box 10213860 BA NIJKERKThe Netherlands
Phone +31 (0) 33 247 40 40Fax +31 (0) 33 247 40 60E-mail [email protected] www.damendredging.com
YOUR JOB, OUR TOOLS
KIVI, Delft, 2011
Dredging Equipment
New Approach to Deep Sea Dredging
TITEL VAN DIA
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Dredging Equipment
KIVI, Delft, 2011