hawser winch render/recover line controlsrender/recover line controls unols rvoc 2008 annual meeting...
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MARKEYRVOC April 2008 1
Hawser WinchHawser WinchRender/Recover Line ControlsRender/Recover Line Controls
UNOLS RVOC 2008 Annual MeetingUNOLS RVOC 2008 Annual MeetingOld Dominion UniversityOld Dominion University
Norfolk, VANorfolk, VA
John C. Davis, John C. Davis, JrJr..
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PRESENTATION OVER VIEWPRESENTATION OVER VIEW
INTRODUCTIONINTRODUCTION
RESEARCH WINCHESRESEARCH WINCHES
HAWSER WINCHHAWSER WINCH
ApplicationApplication
EvolutionEvolution
FormForm
FUTURE TRENDSFUTURE TRENDS
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RESEARCH FLEET MACHINERYRESEARCH FLEET MACHINERY
Deep Sea Research DrumDeep Sea Research DrumWinchesWinches
DESHDESH
DUSHDUSH
CUBECUBE
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RESEARCH FLEET MACHINERYRESEARCH FLEET MACHINERY
COMPACT LINECOMPACT LINE
COM-4COM-4
COM-5COM-5
COM-7 COM-7 (electric or(electric or
hydraulic)hydraulic)
COM-10COM-10
COM-15COM-15
DEBT-3DEBT-3
(Bathy-Thermograph) (Bathy-Thermograph)
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RESEARCH FLEET MACHINERYRESEARCH FLEET MACHINERY
DUTW-48 &DUTW-48 &
DUSR-9 & 11DUSR-9 & 11
TractionTraction
Winch SystemWinch System
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““FORM EVER FOLLOWS FUNCTIONFORM EVER FOLLOWS FUNCTION””- LOUIS SULLIVAN- LOUIS SULLIVAN
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HAWSER WINCH FUNCTIONHAWSER WINCH FUNCTION
ApplicationApplication
ShipShip
AssistAssist
EscortEscort
ServicesServices
CommercialCommercial
HarborHarbor
TugsTugs
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Type DESS-52 250HP Electric Constant-Type DESS-52 250HP Electric Constant-Tension WinchTension Winch
Winch CapabilitiesWinch Capabilities
Constant-tension winch line-Constant-tension winch line-
pulls to 440,000 lbs.pulls to 440,000 lbs.
Automatic inhaul and payoutAutomatic inhaul and payout
up to speeds of 700 ft/min.up to speeds of 700 ft/min.
Water-cooled Water-cooled ““slip-brakesslip-brakes””
capable of continuouslycapable of continuously
dissipating up to 1600 HPdissipating up to 1600 HP
Full Full ““Render/RecoverRender/Recover”” hands- hands-
free controls up to 3-times thefree controls up to 3-times the
bollard-pullbollard-pull
Dual all-electric 250 HP AC-Dual all-electric 250 HP AC-
Variable Frequency driveVariable Frequency drive
Active line-tension monitoringActive line-tension monitoring
during all winch operationsduring all winch operations
User-controlled 30 HP electricUser-controlled 30 HP electric
fairleader to automaticallyfairleader to automatically
spool line, with manualspool line, with manual
overrideoverride MARKEY
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HAWSER WINCH CLASSESHAWSER WINCH CLASSES
HigherHigherCapacityCapacity
BittsBitts
Class I-Class I-StaticStaticBrakeBrake
Class II-Class II-Render /Render /RecoverRecover
Class III-Class III-AsymmetAsymmetric R/Rric R/R
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ESCORT AND SHIP ASSISTESCORT AND SHIP ASSIST
WINCHESWINCHESDEPC models are single-drum electric hawser winches (hydraulicversions available) designed for escort and ship assist vessels.Features include automatic tension-selectablerender-recover mode, high braking capacities,and fast line speeds.
DEPC-32DEPC-32
DEPC-42 / DEPCF-42DEPC-42 / DEPCF-42
DEPGF-42DEPGF-42
DEPC-48 / DEPCF-48DEPC-48 / DEPCF-48
DEPC-52 / DEPCF-52DEPC-52 / DEPCF-52
DYSF-42 DYSF-42 (hydraulic)(hydraulic)
DYSF-52 DYSF-52 (hydraulic)(hydraulic)
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Escort & Ship Assist WinchesEscort & Ship Assist Winches
The high-performance DESS-52 (250HP) and DESF-48 (100HP)are state-of-the-art single-drum electric asymmetric render-recoverhawser winches with constant-tension operation and automaticinhaul/payout features that permit full hands-free control, so escortand ship-assist operators can focus on tugmaneuvers while thewinch handles the line.
DESS-52 DESS-52 (250HP)(250HP)
DESF-48 DESF-48 (100HP and(100HP and
250HP versions available)250HP versions available)
DESD-48WFDESD-48WF (250HP)(250HP)
DESDF-48WFDESDF-48WF (760HP)(760HP)
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STANDARD WHEELHOUSESTANDARD WHEELHOUSECONTROLSCONTROLS
Winch Controls (right)Winch Controls (right)Line-Tension & Drive Display (left)Line-Tension & Drive Display (left)
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MARKEYRVOC April 2008 13REV1.0 07/10/2006, S13
DESF-48 WINCH SYSTEM OVERVIEW
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HAWSER WINCH TRENDSHAWSER WINCH TRENDS
Dynamic OperatingDynamic Operating
EnvironmentsEnvironments
More PowerfulMore Powerful
Safer OperationsSafer Operations
““GreenGreen”” Hawser Hawser
Winch ModelsWinch Models
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HAWSER WINCH TRENDSHAWSER WINCH TRENDSImproved System ManagementImproved System Management
Log DataLog Data
Software ToolsSoftware Tools
InterconnectivityInterconnectivity
Internet-based Diagnostics and ServiceInternet-based Diagnostics and Service
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MORE INFORMATIONMORE INFORMATION
Markey, M.J.; Markey, M.J.; Single Drum Winch DesignSingle Drum Winch Design; Handbook of; Handbook of
Oceanographic Winch, Wire and Cable Technology, ThirdOceanographic Winch, Wire and Cable Technology, Third
EditionEdition
Markey, M.J.; Markey, M.J.; Science Duty Traction WinchesScience Duty Traction Winches; Sea Technology; Sea Technology
Magazine; July, 1996Magazine; July, 1996
Griffin, B.A., Nishimura, G.J, Griffin, B.A., Nishimura, G.J, How to Design a Big New Winch;How to Design a Big New Winch;
Pacific Maritime MagazinePacific Maritime Magazine; July 2007; July 2007
John Davis, John Davis, JrJr., Research Winch Sales, Markey Machinery Co., Research Winch Sales, Markey Machinery Co
email: email: jdavis@[email protected]
telephone: (760) 420 2092telephone: (760) 420 2092